CN103825308A

CN103825308A - Vehicle charger

Info

Publication number: CN103825308A
Application number: CN201210462425.5A
Authority: CN
Inventors: 谢宏昇
Original assignee: Delta Optoelectronics Inc
Current assignee: Delta Optoelectronics Inc
Priority date: 2012-11-16
Filing date: 2012-11-16
Publication date: 2014-05-28
Anticipated expiration: 2032-11-16
Also published as: CN103825308B

Abstract

The invention brings forward a vehicle charger. The vehicle charger comprises a body, a cathode conductive elastic member and an auxiliary elastic component. The body comprises a housing and a fixation base accommodated inside the housing; the two sides of the housing are provided with two through holes opposite to each other; the cathode conductive elastic member is provided with two conductive elastic arms; each conductive elastic arm is clamped between the housing and the fixation base; each conductive elastic arm is provide with a projection exposing out of each through hole; the auxiliary elastic component is provided with two elastic segments; and each elastic segment is configured between the fixation base and each corresponding projection such that the elastic segments apply an elastic force to the projections when being extruded so as to assist the reset of the conductive elastic arms and accordingly prevent the conductive elastic arms from retracting into the housing and generating deformation, thus the structural stability and application stability of the vehicle charger are improved.

Description

Vehicle charger

Technical field

The present invention relates to a kind of charger, relate in particular to a kind of vehicle charger.

Background technology

The universalness of modern science and technology product and the trend of emphasizing to use at any time, more and more many people are carrying some sci-tech products, as mobile phone, notebook computer, PDA(Personal Digital Assistant) etc. product, for the power supply that maintains these product abundances can normally use, do not waste the quality time losing because of charging simultaneously, therefore can be during driving, utilize vehicle charger grafting automobile smoking base to carry out the charging of sci-tech product.

Traditional vehicle charger, comprises a charger body, and outstanding anodal at the central front end of charger body, and the both sides of charger body expose the metal clips of outer to form negative pole.Vehicle charger is pegged graft into automobile smoking base, the positive pole of vehicle charger and negative pole respectively with smoking base in each utmost point connect, form path, and for the charging of follow-up sci-tech product.The electric current of this connection is direct current, and generally speaking, all take 12V as common.

But, under sci-tech product requirement is at present compact, if traditional vehicle charger smaller volume, the inner headspace being installed with for metal clips of charger body also can tail off, thereby cause metal clips size decreases or thickness attenuation, make metal clips be subject to pushing of smoking base or user's extruding, metal clips is easily out of shape to the inside retraction of charger body, and cannot firmly be plugged on smoking base, what is more, if metal clips touches the electronic component of internal circuit board, can cause the danger of short circuit.Therefore above-mentioned problem, is the emphasis that dealer urgently improves at present.

In view of this, target of the present invention is to solve the problem that prior art exists.

Summary of the invention

One object of invention, be to provide a kind of vehicle charger, when it utilizes stretch section to be squeezed, can give protuberance one elastic force, reset with additional conductive elastic arm, and then avoid conducting electricity elastic arm to the inside retraction distortion of housing, reach the stabilized structure and the stability in use that promote vehicle charger.

In order to reach above-mentioned object, the invention provides a kind of vehicle charger, comprising: a body, comprise a housing and be contained in a holder of this enclosure interior, these housing both sides are provided with two relative through holes; One negative pole conduction bullet part, has two conduction elastic arms, and respectively this conduction elastic arm is held between this housing and this holder, and respectively this conduction elastic arm has and is exposed to a respectively protuberance of this through hole; And an assistant spring part, there are two stretch sections, respectively this stretch section is configured in respectively this holder and respectively between this protuberance.

The present invention also has following effect:

The first, each stretch section is configured in respectively between holder and each protuberance, while allowing protuberance be subject to pushing of smoking base or user's extruding, stretch section can give protuberance one elastic force, reset with additional conductive elastic arm, and then avoid conducting electricity the inside retraction distortion of elastic arm to housing, make vehicle charger more firmly be plugged on smoking base, reach vehicle charger of the present invention and there is stabilized structure well.

The second, vehicle charger of the present invention more comprises the circuit board that is fixed on holder, stretch section meeting backstop conduction elastic arm is close to the direction of holder again, be that stretch section meeting backstop conduction elastic arm is close to the direction of circuit board, the elastic arm of avoiding conducting electricity touches the electronic component of circuit board, and then avoid causing the danger of short circuit, reach vehicle charger of the present invention and there is safety in utilization capitally.

Three, vehicle charger of the present invention utilizes the stretch section of assistant spring part to remove the elastic force of reinforcement negative pole conduction bullet part, make negative pole conduction bullet part size decreases and or thickness attenuation under, negative pole conduction bullet part still has good reseting elasticity, and then the vehicle charger of having assembled can be developed towards more compact feature.

Four, holder is extended with projection and fixture block, and assistant spring part is elastomer, and elastomer can be torsionspring, and the stage casing of torsionspring is wound with ring, and ring is sheathed on projection, and each fixture block clip is in the two ends of torque spring; Or elastomer can be shell fragment, shell fragment is provided with perforation, and shell fragment is sheathed on projection by perforation, and each fixture block respectively clip, in the two ends of shell fragment, makes that assistant spring part is more convenient to be positioned on holder, to promote the assembling convenience of vehicle charger.

Five, respectively conducting electricity the relative protuberance of elastic arm inside is formed with tank, the end of each stretch section is extended with extension, each extension correspondence is placed in each tank, because extension is positioned protuberance, while making protuberance be subject to pushing of smoking base or user's extruding, protuberance can press extension really, to drive extension and stretch section can give protuberance one elastic force, and then the structure of firm spring parallel connection.

Accompanying drawing explanation

Fig. 1 is the three-dimensional exploded view of vehicle charger of the present invention.

Fig. 2 is another three-dimensional exploded view of vehicle charger of the present invention.

Fig. 3 is the three-dimensional combination figure of vehicle charger of the present invention.

Fig. 4 is the combination schematic diagram of vehicle charger of the present invention.

Fig. 5 is the generalized section of vehicle charger of the present invention.

Fig. 6 is the use view of vehicle charger of the present invention.

Fig. 7 is another use view of vehicle charger of the present invention.

Fig. 8 is the three-dimensional combination figure of another embodiment of vehicle charger of the present invention.

Fig. 9 is the generalized section of the another embodiment of vehicle charger of the present invention.

Figure 10 is the vehicle charger of the present invention three-dimensional exploded view of an embodiment again.

Wherein, description of reference numerals is as follows:

10 ... vehicle charger

1 ... body

11 ... housing

111 ... through hole

112 ... perforation

113 ... opening

12 ... holder

121 ... projection

122 ... fixture block

123 ... end

2 ... negative pole conduction bullet part

21 ... conduction elastic arm

211 ... protuberance

212 ... tank

22 ... U-shaped metal clips

221 ... through hole

23 ... metal clips

3 ... assistant spring part

31 ... stretch section

311 ... extension

32 ... elastomer

321 ... torsionspring

322 ... ring

323 ... shell fragment

324 ... perforation

325 ... helical spring

4 ... anodal part

5 ... circuit board

6 ... socket

Embodiment

Relevant detailed description of the present invention and technology contents, be described as follows cooperation accompanying drawing, but accompanying drawing is only as illustrative purposes, not for limiting to the present invention.

Please refer to shown in Fig. 1 to Fig. 5, the invention provides a kind of vehicle charger, this vehicle charger mainly comprises a body 1, a negative pole conduction bullet part 2 and an assistant spring part 3.

Body 1 comprises a housing 11 and is contained in a holder 12 of housing 11 inside, be described in detail as follows, housing 11 and holder 12 are formed by insulation materials such as plastic cement, and housing 11 both sides are provided with two relative through holes 111, and housing 11 one end are provided with a perforation 112, the other end is provided with an opening 113; Holder 12 is solidly plugged in housing 11 by opening 113, and holder 12 is extended with a projection 121 and two fixture blocks 122, and holder 12 has an end 123 that is exposed to housing 11.

Negative pole conduction bullet part 2 has two conduction elastic arms 21, and the elastic arm 21 that respectively conducts electricity is held between the both sides of housing 11 and holder 12, and the elastic arm 21 that respectively conducts electricity has a protuberance 211 that is exposed to each through hole 111; Be described in detail as follows, negative pole conduction bullet part 2 is a U-shaped metal clips 22, but not as limit, the two ends of U-shaped metal clips 22 form two conduction elastic arms 21, and U-shaped metal clips 22 is provided with a through hole 221.

Assistant spring part 3 has two stretch sections 31, each stretch section 31 is configured in respectively between holder 12 and each protuberance 211, be described in detail as follows, assistant spring part 3 is for being fixed on an elastomer 32 of holder 12, two stretch sections 31 are extended and form at the two ends of elastomer 32, the elastomer 32 of the present embodiment is a torsionspring 321, but its visual actual conditions are adjusted, and is not limited with the present embodiment; Wherein, torsionspring 321 is one " V " font, and the two ends of this torsionspring 321 form respectively each stretch section 31, and the stage casing of torsionspring 321 is wound with a ring 322, and ring 322 is sheathed on projection 121, and each fixture block 122 clips are in the two ends of torque spring 321.

Vehicle charger of the present invention more comprises an anodal part 4, a circuit board 5 and a socket 6, and anodal part 4 and circuit board 5 are fixed on holder 12, and anodal part 4 is arranged in perforation 112 and is exposed to housing 11 with part; Circuit board 5 is electrically connected negative pole conduction bullet part 2 and anodal part 4; Socket 6 is arranged at end 123 also and circuit board 5 is electrically connected, and this socket 6 is USB specification socket, but not as limit.In addition, U-shaped metal clips 22 is sheathed on anodal part 4 by through hole 221 and is configured in the outer peripheral edges of holder 12.

The combination of vehicle charger 10 of the present invention, it is the holder 12 that utilizes body 1 to comprise housing 11 and be contained in housing 11 inside, housing 11 both sides are provided with relative through hole 111; Negative pole conduction bullet part 2 has two conduction elastic arms 21, and the elastic arm 21 that respectively conducts electricity is held between the both sides of housing 11 and holder 12, and the elastic arm 21 that respectively conducts electricity has the protuberance 211 that is exposed to each through hole 111; Assistant spring part 3 has two stretch sections 31, and each stretch section 31 is configured in respectively between holder 12 and each protuberance 211.Whereby, each stretch section 31 is configured in respectively between holder 12 and each protuberance 211, while allowing protuberance 211 be subject to pushing of smoking base or user's extruding, stretch section 31 can give protuberance 211 1 elastic force, reset with additional conductive elastic arm 21, and then avoid conducting electricity elastic arm 21 to the inside retraction distortion of housing 11, and make vehicle charger 10 more firmly be plugged on smoking base, reach vehicle charger 10 of the present invention and there is stabilized structure well.

In addition, vehicle charger of the present invention more comprises the circuit board 5 that is fixed on holder 12, stretch section 31 meeting backstop conduction elastic arms 21 are close to the direction of holder 12 again, be that stretch section 31 meeting backstop conduction elastic arms 21 are close to the direction of circuit board 5, the elastic arm 21 of avoiding conducting electricity touches the electronic component of circuit board 5, and then avoid causing the danger of short circuit, reach vehicle charger 10 of the present invention and there is safety in utilization capitally.

Moreover, vehicle charger 10 of the present invention utilizes the stretch section 31 of assistant spring part 3 to remove the elastic force of reinforcement negative pole conduction bullet part 2, make negative pole conduction bullet part 2 size decreases and or thickness attenuation under, negative pole conduction bullet part 2 still has good reseting elasticity, and then the vehicle charger 10 of having assembled can be developed towards more compact feature.

In addition, holder 12 is extended with projection 121 and fixture block 122, assistant spring part 3 is elastomer 32, elastomer 32 can be torsionspring 321, the stage casing of torsionspring 321 is wound with ring 322, and ring 322 is sheathed on projection 121, and each fixture block 122 clips are in the two ends of torque spring 321, make that assistant spring part 3 is more convenient to be positioned on holder 12, to promote the assembling convenience of vehicle charger 10.

Please refer to shown in Fig. 6 to Fig. 7, Fig. 6 to Fig. 7 is the use state signal of vehicle charger of the present invention, first,, when protuberance 211 is subject to pushing of smoking base or user's extruding, the stressed meeting of protuberance 211 is out of shape to the inside retraction of housing 11 together with moving conductive elastic arm 21; Moreover stretch section 31 can give protuberance 211 1 elastic force, with the concept of spring parallel connection, remove the elastic force of reinforcement conduction elastic arm 21, and then additional conductive elastic arm 21 Rapid resets.

Please refer to shown in Fig. 8, Fig. 8 is another embodiment of vehicle charger of the present invention, and wherein, the negative pole conduction bullet part 2 of the present embodiment comprises two metal clipss 23, and each metal clips 23 is fixed on holder 12, and each metal clips 23 is extended with two conduction elastic arms 21.In addition, the elastomer 32 of the present embodiment is a shell fragment 323, and each stretch section 31 is extended and forms at the two ends of shell fragment 323, and shell fragment 323 is provided with a perforation 324, and shell fragment 323 is sheathed on projection 121 by perforation 324, each fixture block 122 respectively clips in the two ends of shell fragment 323.Whereby, reach and be same as above-mentioned function and effect.

In addition, holder 12 is extended with projection 121 and fixture block 122, assistant spring part 3 is elastomer 32, elastomer 32 can be shell fragment 323, shell fragment 323 is provided with perforation 324, and shell fragment 323 is sheathed on projection 121 by perforation 324, and each fixture block 122 difference clips are in the two ends of shell fragment 323, make that assistant spring part 3 is more convenient to be positioned on holder 12, to promote the assembling convenience of vehicle charger 10.

Please refer to shown in Fig. 9, Fig. 9 is the another embodiment of vehicle charger of the present invention, wherein, the assistant spring part 3 of the present embodiment comprises two elastomers 32 that are fixed on holder 12, each elastomer 32 forms each stretch section 31, each elastomer 32 is a helical spring 325, i.e. the own stretch section 31 that forms of helical spring 325, and each helical spring 325 is clamped between holder 12 and each protuberance 211.Whereby, reach and be same as above-mentioned function and effect.

Please refer to shown in Figure 10, Figure 10 is a vehicle charger of the present invention embodiment again, wherein, each conduction elastic arm 21 relative protuberance 211 inside are formed with a tank 212, the end of each stretch section 31 is extended with an extension 311, each extension 311 correspondences are placed in each tank 212, because extension 311 is positioned protuberance 211, while making protuberance 211 be subject to pushing of smoking base or user's extruding, protuberance 211 can press extension 311 really, to drive extension 311 and stretch section 31 can give protuberance 211 1 elastic force, and then the structure of firm spring parallel connection.

In sum, vehicle charger of the present invention, really can reach the application target of expection, and solve existing disappearance, and have industry applications, novelty and progressive, meets application for a patent for invention important document completely, then files an application according to Patent Law.

Claims

1. a vehicle charger, is characterized in that, comprising:

One body, comprises a housing and is contained in a holder of this enclosure interior, and these housing both sides are provided with two relative through holes;

One negative pole conduction bullet part, has two conduction elastic arms, and the elastic arm that conducts electricity described in each is held between this housing and this holder, and the elastic arm that conducts electricity described in each has a protuberance that is exposed to through hole described in each; And

One assistant spring part, has two stretch sections, and described in each, stretch section is configured in respectively this holder and described in each between protuberance.

2. vehicle charger as claimed in claim 1, wherein this assistant spring part is an elastomer that is fixed on this holder, described two stretch sections are extended and form at these elastomeric two ends.

3. vehicle charger as claimed in claim 2, wherein this elastomer is a torsionspring.

4. vehicle charger as claimed in claim 3, wherein this torsionspring is one " V " font, and the stage casing of this torsionspring is wound with a ring, this holder is extended with a projection and two fixture blocks, this ring is sheathed on this projection, and described in each, fixture block difference clip is in the two ends of this torque spring.

5. vehicle charger as claimed in claim 3, the elastic arm that wherein conducts electricity described in each is relatively formed with a tank in this protuberance inside, and described in each, the end of stretch section is extended with an extension, and described in each, extension correspondence is placed in tank described in each.

6. vehicle charger as claimed in claim 2, wherein this elastomer is a shell fragment.

7. vehicle charger as claimed in claim 6, wherein this shell fragment is provided with a perforation, and this holder is extended with a projection and two fixture blocks, and this shell fragment is sheathed on this projection by this perforation, and described in each, fixture block difference clip is in the two ends of this shell fragment.

8. vehicle charger as claimed in claim 1, wherein this assistant spring part comprises two elastomers that are fixed on this holder, and described in each, elastomer forms stretch section described in each.

9. vehicle charger as claimed in claim 8, wherein each institute's elastomer is a helical spring, described in each, helical spring is clamped in this holder and described in each between protuberance.

10. vehicle charger as claimed in claim 1, it also comprises the anodal part and the circuit board that are fixed on this holder, this housing one end is provided with a perforation, and this positive pole part is arranged in this perforation and is exposed to this housing with part, and this circuit board is electrically connected this negative pole conduction bullet part and this positive pole part.

11. vehicle chargers as claimed in claim 1, wherein this negative pole conduction bullet part is a U-shaped metal clips, the two ends of this U-shaped metal clips form described two conduction elastic arms.

12. vehicle chargers as claimed in claim 11, it also comprises an anodal part that is fixed on this holder, and this U-shaped metal clips is provided with a through hole, and this U-shaped metal clips is sheathed on this positive pole part by this through hole and is configured in the outer peripheral edges of this holder.

13. vehicle chargers as claimed in claim 1, wherein this negative pole conduction bullet part comprises two metal clipss, and described in each, metal clips is fixed on this holder, and described in each, metal clips is extended with described two conduction elastic arms.

14. vehicle chargers as claimed in claim 1, wherein this housing is provided with an opening, and this holder is solidly plugged in this housing by this opening.

15. vehicle chargers as claimed in claim 1, it also comprises a circuit board and a socket, and this circuit board is fixed on this holder, and this holder has an end that is exposed to this housing, and this socket is arranged at this end and this circuit board electric connection.