CN101476441B - Automatic releaser used for fire-proof door - Google Patents
Automatic releaser used for fire-proof door Download PDFInfo
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- CN101476441B CN101476441B CN2009100425621A CN200910042562A CN101476441B CN 101476441 B CN101476441 B CN 101476441B CN 2009100425621 A CN2009100425621 A CN 2009100425621A CN 200910042562 A CN200910042562 A CN 200910042562A CN 101476441 B CN101476441 B CN 101476441B
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- connecting rod
- spring
- latch
- links
- dead bolt
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Abstract
The invention relates to an automatic releaser for a fire resisting door, which comprises a shell, a snib, an electromagnet, a lock cylinder, a bolt and a transmission mechanism, wherein the electromagnet, the lock cylinder, the bolt and the transmission mechanism are arranged in the shell. The lock cylinder is provided with a first slot radially for accommodating the snib, and the lock cylinder is provided with a second slot axially for accommodating the snib. A top bolt which is matched with the bolt is arranged in the lock cylinder, a spring is sleeved on the top bolt, the bolt is provided with a locking groove matched with the lower part of the bolt, the upper end of the bolt is provided with a locking part which is matched with the transmission mechanism, and the bolt is connected with the electromagnet through the transmission mechanism. The automatic releaser has the advantages of simple and compact structure, low cost, small volume, simple and convenient operation, high control accuracy, high reliability, and the like.
Description
Technical field
The present invention is mainly concerned with the control appliance field of labeled door, refers in particular to a kind of automatic opener that is used for labeled door.
Background technology
According to the related specifications requirement, labeled door should be installed door closer, and door closer makes labeled door be in closed condition, influences ventilation, daylighting and the flow of personnel of building.For addressing this problem, people generally install automatic opener on labeled door, and automatic opener is in labeled door the enforced opening state at ordinary times, discharges automatically when receiving the control instruction of fire alarm system, and labeled door is closed under the effect of door closer.Existing release insufficiency, and structure is too complicated, and accessory is various, the processing cost height, the trouble point is more, poor reliability.
Summary of the invention
The problem to be solved in the present invention just is: at the technical problem of prior art existence, the invention provides a kind of multiple functional, simple and compact for structure, with low cost, volume is little, easy and simple to handle, control accuracy is high, the automatic opener that is used for labeled door of good reliability.
For solving the problems of the technologies described above, the solution that the present invention proposes is: a kind of automatic opener that is used for labeled door, it is characterized in that: it comprises housing, latch and be installed in electromagnet in the housing, lock core, dead bolt and transmission mechanism, the offering in the radial direction of described lock core is used for first slot of ccontaining dead bolt, offer on the axial direction of lock core and be used for second slot of ccontaining latch, be equiped with in the lock core and be used for the top tongue that cooperates with latch, be arranged with spring on the tongue of top, offer the lock groove that cooperates with the dead bolt below on the latch, the upper end of dead bolt is provided with the lock part that cooperates with transmission mechanism, and dead bolt links to each other with electromagnet by transmission mechanism.
Described transmission mechanism comprises baffle plate and connecting rod, described baffle plate is fixed in the housing by first fulcrum and can rotates around first fulcrum, be equiped with the torsion spring that is preset with torsion on first fulcrum, the two ends of baffle plate are respectively equipped with and are used for the first baffle plate step, the second baffle step that cooperate with lock part and connecting rod top on the dead bolt; The stage casing of described connecting rod is fixed in the housing by second fulcrum and can be rotated around second fulcrum, and the lower end of connecting rod links to each other with electromagnet.
Described connecting rod lower end offers and is used for the elongated hole that links to each other with electromagnet, is arranged with spring on the iron core connecting rod that the electromagnet that links to each other with connecting rod stretches out.
The top of described connecting rod is provided with and is used for the connecting rod open slot that cooperates with second baffle step on the baffle plate.
The other end that is connected with lock core on the described latch is provided with to draw and buckles.
Be equiped with hand release on the described housing, but hand release links to each other with connecting rod and the drivening rod motion, described hand release comprises the depression bar and second spring, and an end of depression bar links to each other with connecting rod, is arranged with second spring on the depression bar.
Be equiped with the temperature-sensitive releasing device on the described housing, but the actuating station of temperature-sensitive releasing device links to each other with connecting rod and the drivening rod motion, described temperature-sensitive releasing device comprises fusible alloy sheet, push rod, thermal hole, hook and first spring, one end of push rod links to each other with connecting rod by hook, the other end is fastening by the fusible alloy sheet, is arranged with first spring that compresses on the push rod.
Compared with prior art, advantage of the present invention just is: the automatic opener that the present invention is used for labeled door has complete function, and is simple and compact for structure, with low cost, volume is little, easy and simple to handle, advantages such as control accuracy is high, good reliability.Processing technology of the present invention is simple and convenient, can reduce cost to the utmost, and the market competitiveness is strong, can bright dress also can concealed installation.
Description of drawings
Fig. 1 is a main TV structure schematic diagram of the present invention;
Fig. 2 is the sectional structure schematic diagram at A-A place among Fig. 1
Fig. 3 is the sectional structure schematic diagram at B-B place among Fig. 1;
Fig. 4 is the structural representation of baffle plate among the present invention;
Fig. 5 is the structural representation of dead bolt among the present invention
Fig. 6 is the structural representation of latch among the present invention
Fig. 7 is the main TV structure schematic diagram of connecting rod among the present invention;
Fig. 8 is a C direction view among Fig. 7;
Fig. 9 is a D direction view among Fig. 8;
Figure 10 is that latch is in main TV structure schematic diagram when being seated state in the concrete application example;
Figure 11 is that latch is in side-looking structural representation when being seated state in the concrete application example;
Figure 12 is the main TV structure schematic diagram when latch is in releasing orientation in the concrete application example;
Figure 13 is the side-looking structural representation when latch is in releasing orientation in the concrete application example.
Figure 14 is a temperature-sensitive releasing device sectional structure schematic diagram among the present invention;
Figure 15 is fusible alloy sheet figure in the concrete application example;
Figure 16 links up with schematic diagram in the temperature-sensitive releasing device among the present invention;
Figure 17 is the structural representation of hand release among the present invention;
Figure 18 is a depression bar schematic diagram in the hand release among the present invention.
Marginal data
1, at the bottom of the box 2, housing
3, lid 4, lock part
5, dead bolt 6, first slot
7, latch 8, draw and buckle
9, second slot 10, lock groove
11, lock core 12, top tongue
13, spring 14, Installing Plate
15, first fulcrum 16, torsion spring
17, baffle plate 18, temperature-sensitive releasing device
19, second fulcrum 20, connecting rod
21, hand release 22, iron core connecting rod
23, spring 24, electromagnet
25, dead bolt guide strip 26, travel switch
27, the first baffle plate step 28, second baffle step
29, connecting rod open slot 30, elongated hole
31, fusible alloy sheet 32, thermal hole
33, hook 34, first spring
35, depression bar 36, second spring
37, push rod
The specific embodiment
Below with reference to the drawings and specific embodiments the present invention is described in further details.
Extremely shown in Figure 9 as Fig. 1, the automatic opener that the present invention is used for labeled door comprises housing 2, latch 7 and is installed in electromagnet 24, lock core 11, dead bolt 5 and transmission mechanism in the housing 2, housing 2 by at the bottom of the box 1 and lid 3 form, electromagnet 24, lock core 11, dead bolt 5 and transmission mechanism are installed on the Installing Plate 14 in the housing 2.The offering in the radial direction of lock core 11 is used for first slot 6 of ccontaining dead bolt 5, offer on the axial direction of lock core 11 and be used for second slot 9 of ccontaining latch 7, be equiped with in the lock core 11 and be used for the top tongue 12 that cooperates with latch 7, be arranged with spring 13 on the top tongue 12, offer the lock groove 10 that cooperates with dead bolt 5 belows on the latch 7, the upper end of dead bolt 5 is provided with the lock part 4 that cooperates with transmission mechanism, and lock groove 10 and lock part 4 are the groove shape.Dead bolt 5 tops are equiped with travel switch 26.Transmission mechanism comprises baffle plate 17 and connecting rod 20, baffle plate 17 is fixed in the housing 2 by first fulcrum 15 and can rotates around first fulcrum 15, be equiped with torsion spring 16 on first fulcrum 15, the two ends of baffle plate 17 are respectively equipped with and are used for the first baffle plate step 27, the second baffle step 28 that cooperate with lock part 4 and connecting rod 20 tops on the dead bolt 5.Connecting rod 20 is fixed in the housing 2 by second fulcrum 19 and can rotates around second fulcrum 19, connecting rod 20 lower ends offer and are used for the elongated hole 30 that links to each other with electromagnet 24, be arranged with spring 23 on the iron core connecting rod 22 that the electromagnet 24 that links to each other with connecting rod 20 stretches out, the top of connecting rod 20 is provided with and is used for the connecting rod open slot 29 that cooperates with second baffle step 28 on the baffle plate 17.The other end that is connected with lock core 11 on the latch 7 is provided with to draw buckles 8, draws button 8 to be used for linking to each other with iron chains.
Operating principle: releasing device of the present invention is fixed on the wall, and drawing on the latch 7 buckled 8 and articulated iron chains, and the other end of iron chains is connected on the fireproof door frame, and iron chains overcomes the thrust of labeled door door closer, holds doorframe, makes door be in the enforced opening state.Automatically discharge latch 7 when releasing device of the present invention is received control instruction, labeled door is closed under the promotion of door closer.
At normal locking state, latch 7 is arranged in second slot 9 of lock core 11, withstands top tongue 12, and spring 13 sheathed on the top tongue 12 is compressive state, and latch 7 is subjected to the outside thrust of top tongue 12; Dead bolt 5 round ends partly fasten latch 7 by the lock groove on the latch 7 10, and latch 7 can not be released by top tongue 12.The first baffle plate step 27 of baffle plate 17 fastens the lock part 4 of dead bolt 5, and dead bolt 5 is stood fast; The connecting rod open slot 29 on connecting rod 20 tops fastens the second baffle step 28 of baffle plate 17; The first baffle plate step 27 of baffle plate 17 is subjected to the thrust of the lock part 4 of dead bolt 5, and the second baffle step 28 of baffle plate 17 is subjected to the top power of connecting rod open slot 29, and these two power form balance by first fulcrum 15.Referring to Figure 10 and Figure 11,
Start-up course: receive the enabling signal of external control mechanism when electromagnet 24 after, iron core connecting rod 22 moves inwards, pulling connecting rod 20 turns clockwise, make the second baffle step 28 of the connecting rod open slot 29 disengagement baffle plates 17 on connecting rod 20 tops, baffle plate 17 stress balances are destroyed, and spring 13 promotes top tongues 12 at this moment, top tongue 12 promotes latch 7, lock groove 10 on the latch 7 promotes dead bolt 5, and the lock part 4 of dead bolt 5 promotes the first baffle plate step 27 of baffle plate 17, and baffle plate 17 turns clockwise around first fulcrum 15; Dead bolt 5 retreats, and withdraws from from first slot 6, has also withdrawed from the lock groove 10 on the latch 7 simultaneously; Spring 13 promotes top tongue 12, and top tongue 12 promotes latch 7, makes latch 7 withdraw from from second slot 9 of lock core 11; When top tongue 12 promotes latch 7, block the dead bolt 5 in first slot 6, prevent that it from entering second slot 9.
Reseting procedure: after the electromagnet enabling signal was removed, iron core connecting rod 22 promoted connecting rod 20 under the effect of spring 23, and connecting rod 20 is subjected to the thrust of iron core connecting rod 22; Push second slot 9 with external force with latch 7 this moment, compression spring 13, when being inserted into certain distance, lock groove 10 on the automatic alignment pins 7 of dead bolt 5 meetings, baffle plate 17 is rotated counterclockwise at the effect lower edge of torsion spring 16 first fulcrum 15, the first baffle plate step, the 27 promotion dead bolts 5 of baffle plate 17 enter the lock groove 10 on the latch 7, pin latch 7.Simultaneously, connecting rod 20 also can be rotated counterclockwise under the promotion of iron core connecting rod 22, and the connecting rod open slot 29 up to connecting rod 20 tops blocks the second baffle step 28 of baffle plate 17, thereby is returned to the locking state of latch 7.
In preferred embodiment, releasing device of the present invention possesses automatic release function of temperature-sensitive and manual releasing function.
Referring to Figure 14, Figure 15 and Figure 16, be equiped with hand release 21 on the housing 2, but hand release 21 links to each other with connecting rod 20 and drivening rod 20 motions, hand release 21 comprises the depression bar 35 and second spring 36, one end of depression bar 35 links to each other with connecting rod 20, is arranged with second spring 36 on the depression bar 35.Press the depression bar 35 of hand release 21, can promote connecting rod 20 equally, realize start-up course, when external force was unclamped depression bar 35, depression bar 35 is return under the effect of second spring 36.
Referring to Figure 17 and Figure 18, can also further be equiped with temperature-sensitive releasing device 18 on the housing 2, but the actuating station of temperature-sensitive releasing device 18 links to each other with connecting rod 20 and drivening rod 20 motions, temperature-sensitive releasing device 18 comprises fusible alloy sheet 31, push rod 37, thermal hole 32, hook 33 and first spring 34, one end of push rod 37 links to each other with connecting rod 20 by hook 33, the other end is fastening by fusible alloy sheet 31, be arranged with first spring 34 that compresses on the push rod 37, offer thermal hole 32 on the temperature-sensitive releasing device 18, in order to fusible alloy sheet 31 induction heat air-flow better.When external temperature is elevated to the fusing point of fusible alloy sheet 31 in the temperature- sensitive releasing device 18,31 fusings of fusible alloy sheet, first spring 34 promotes push rod 37, and the hook 33 of push rod 37 ends colludes connecting rod 20, realizes start-up course.The reseting procedure of system is identical with the front.
The above only is a preferred implementation of the present invention, and protection scope of the present invention also not only is confined to the foregoing description, and all technical schemes that belongs under the thinking of the present invention all belong to protection scope of the present invention.Should be pointed out that for those skilled in the art in the some improvements and modifications that do not break away under the principle of the invention prerequisite, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1. automatic opener that is used for labeled door, it is characterized in that: it comprises housing (2), latch (7) and be installed in electromagnet (24) in the housing (2), lock core (11), dead bolt (5) and transmission mechanism, the offering in the radial direction of described lock core (11) is used for first slot (6) of ccontaining dead bolt (5), offer on the axial direction of lock core (11) and be used for second slot (9) of ccontaining latch (7), be equiped with in the lock core (11) and be used for the top tongue (12) that cooperates with latch (7), be arranged with spring (13) on the top tongue (12), offer the lock groove (10) that cooperates with dead bolt (5) below on the latch (7), the upper end of dead bolt (5) is provided with the lock part (4) that cooperates with transmission mechanism, and dead bolt (5) links to each other with electromagnet (24) by transmission mechanism; Described transmission mechanism comprises baffle plate (17) and connecting rod (20), described baffle plate (17) is fixed in the housing (2) by first fulcrum (15) and can rotates around first fulcrum (15), be equiped with torsion spring (16) on first fulcrum (15), the two ends of baffle plate (17) are respectively equipped with and are used for going up the first baffle plate step (27), the second baffle step (28) that lock part (4) and connecting rod (20) top cooperate with dead bolt (5); The stage casing of described connecting rod (20) is fixed in the housing (2) by second fulcrum (19) and can be rotated around second fulcrum (19), and the lower end of connecting rod (20) links to each other with electromagnet (24).
2. the automatic opener that is used for labeled door according to claim 1, it is characterized in that: described connecting rod (20) lower end offers and is used for the elongated hole (30) that links to each other with electromagnet (24), is arranged with spring (23) on the iron core connecting rod (22) that the electromagnet (24) that links to each other with connecting rod (20) stretches out.
3. the automatic opener that is used for labeled door according to claim 1 is characterized in that: the top of described connecting rod (20) is provided with and is used for going up the connecting rod open slot (29) that second baffle step (28) cooperates with baffle plate (17).
4. according to claim 1 or the 2 or 3 described automatic openers that are used for labeled door, it is characterized in that: be equiped with hand release (21) on the described housing (2), hand release (21) with connecting rod (20) but link to each other and drivening rod (20) motion, described hand release (21) comprises depression bar (35) and second spring (36), one end of depression bar (35) links to each other with connecting rod (20), is arranged with second spring (36) on the depression bar (35).
5. according to claim 1 or the 2 or 3 described automatic openers that are used for labeled door, it is characterized in that: be equiped with temperature-sensitive releasing device (18) on the described housing (2), the actuating station of temperature-sensitive releasing device (18) with connecting rod (20) but link to each other and drivening rod (20) motion, described temperature-sensitive releasing device (18) comprises fusible alloy sheet (31), push rod (37), thermal hole (32), hook (33) and first spring (34), one end of push rod (37) links to each other with connecting rod (20) by hook (33), the other end is fastening by fusible alloy sheet (31), is arranged with first spring (34) that compresses on the push rod (37).
6. the automatic opener that is used for labeled door according to claim 4, it is characterized in that: be equiped with temperature-sensitive releasing device (18) on the described housing (2), the actuating station of temperature-sensitive releasing device (18) with connecting rod (20) but link to each other and drivening rod (20) motion, described temperature-sensitive releasing device (18) comprises fusible alloy sheet (31), push rod (37), thermal hole (32), hook (33) and first spring (34), one end of push rod (37) links to each other with connecting rod (20) by hook (33), the other end is fastening by fusible alloy sheet (31), is arranged with first spring (34) that compresses on the push rod (37).
7. according to claim 1 or the 2 or 3 described automatic openers that are used for labeled door, it is characterized in that: the other end that described latch (7) upward is connected with lock core (11) is provided with to draw buckles (8).
8. the automatic opener that is used for labeled door according to claim 4 is characterized in that: the other end that described latch (7) upward is connected with lock core (11) is provided with to draw buckles (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100425621A CN101476441B (en) | 2009-01-20 | 2009-01-20 | Automatic releaser used for fire-proof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100425621A CN101476441B (en) | 2009-01-20 | 2009-01-20 | Automatic releaser used for fire-proof door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101476441A CN101476441A (en) | 2009-07-08 |
| CN101476441B true CN101476441B (en) | 2011-09-28 |
Family
ID=40837214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100425621A Expired - Fee Related CN101476441B (en) | 2009-01-20 | 2009-01-20 | Automatic releaser used for fire-proof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101476441B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075051A (en) * | 2013-01-09 | 2013-05-01 | 陈军彪 | Shake-proof starting electronic lock and shake-proof method thereof |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9630036B2 (en) * | 2012-02-01 | 2017-04-25 | Justrite Manufacturing Company Llc | Safety cabinet with interlock mechanism |
| CN106088981B (en) * | 2016-08-09 | 2018-07-13 | 上海盛善电气有限公司 | A kind of positioning of fire resistant doorsets monitoring system and release device |
| CN106594377A (en) * | 2016-11-15 | 2017-04-26 | 吉林佳利环境机电设备有限公司 | Temperature sensing actuator for fire valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5893234A (en) * | 1995-09-29 | 1999-04-13 | Mckeon Rolling Steel Door Company, Inc. | Time delay release mechanism for a fire barrier |
| CN2646351Y (en) * | 2003-09-17 | 2004-10-06 | 周锋 | Electromagnetic release switch |
| CN201079646Y (en) * | 2007-07-06 | 2008-07-02 | 肖贻勇 | Multifunctional electromagnetism releaser |
| CN201123965Y (en) * | 2007-12-14 | 2008-10-01 | 长沙磐龙安全系统设备有限公司 | Control device for anti-fire door closer |
| CN201339389Y (en) * | 2009-01-20 | 2009-11-04 | 石峥嵘 | Auto-releaser used for fire-resisting door |
-
2009
- 2009-01-20 CN CN2009100425621A patent/CN101476441B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5893234A (en) * | 1995-09-29 | 1999-04-13 | Mckeon Rolling Steel Door Company, Inc. | Time delay release mechanism for a fire barrier |
| CN2646351Y (en) * | 2003-09-17 | 2004-10-06 | 周锋 | Electromagnetic release switch |
| CN201079646Y (en) * | 2007-07-06 | 2008-07-02 | 肖贻勇 | Multifunctional electromagnetism releaser |
| CN201123965Y (en) * | 2007-12-14 | 2008-10-01 | 长沙磐龙安全系统设备有限公司 | Control device for anti-fire door closer |
| CN201339389Y (en) * | 2009-01-20 | 2009-11-04 | 石峥嵘 | Auto-releaser used for fire-resisting door |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075051A (en) * | 2013-01-09 | 2013-05-01 | 陈军彪 | Shake-proof starting electronic lock and shake-proof method thereof |
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| Publication number | Publication date |
|---|---|
| CN101476441A (en) | 2009-07-08 |
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Granted publication date: 20110928 Termination date: 20170120 |