WO2007033535A1 - Trepier pour camera - Google Patents
Trepier pour camera Download PDFInfo
- Publication number
- WO2007033535A1 WO2007033535A1 PCT/CN2005/001991 CN2005001991W WO2007033535A1 WO 2007033535 A1 WO2007033535 A1 WO 2007033535A1 CN 2005001991 W CN2005001991 W CN 2005001991W WO 2007033535 A1 WO2007033535 A1 WO 2007033535A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- branch pipe
- tripod
- pawl
- branch
- shaft
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/32—Undercarriages for supports with three or more telescoping legs
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/56—Accessories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/56—Accessories
- G03B17/561—Support related camera accessories
Definitions
- the invention relates to a tripod for photography and camera, in particular to a professional tripod for small shadow, small weight and quick use, which belongs to the technical field of photographic equipment.
- Prior art prior to the present invention is a tripod for photography and camera, in particular to a professional tripod for small shadow, small weight and quick use, which belongs to the technical field of photographic equipment.
- the camera is often used with a camera tripod bracket.
- the tripod bracket is generally composed of three legs, each of which consists of a number of retractable branches.
- When using the tripod open the tripod legs. Open the right angle so that it does not fall due to the camera, especially the long lens. Adjust the legs of the legs to determine the height.
- the camera tripod bracket was clamped by a slider or a screw to limit the opening angle of the leg legs. This clamping method is inconvenient to operate and the performance is not reliable; and the telescopic fixed rotation of the branch pipes of the legs Since there is no limit mechanism that is easy to slip, the radial rotation of the legs is not constrained, which brings inconvenience to the use of the camera stand. Purpose of the invention
- An object of the present invention is to provide a camera tripod that employs a toggle-controlled opening and closing mechanism for quickly adjusting a leg opening angle and a rotary internal expansion locking mechanism for a leg and a center shaft of the telescopic structure.
- the invention uses a pawl to limit the opening angle of the leg leg, and uses a conical screw and a nut to connect and limit the radial rotation of the leg, thereby achieving the advantages of convenient operation, safe and reliable performance.
- the camera tripod of the invention comprises a tripod body, a branch pipe, a branch pipe seat, a pipe joint, a turntable, a middle shaft, a lifting rod and a hook, and the branch pipe is connected to the branch pipe base and connected with the tripod main body,
- the shaft lifting rod vertically passes through the tripod main body from the middle, the lifting nut is sleeved on the upper part of the main body, and the rotating disc is mounted on the middle shaft head position of the tripod, which is characterized in that the branch pipe is arranged to adjust the opening angle of the supporting leg through the connection between the branch pipe base and the tripod main body. ⁇ ;
- the connection between the branch pipes is provided with a rotating inner expansion type locking mechanism.
- the opening and closing mechanism for adjusting the opening angle of the leg includes a pawl, a pawl shaft, a pawl limiting sleeve, a pawl limiting spring, a handle, a swing arm, a handle shaft, and a branch holder; the pawl is sleeved on the pawl shaft, The pawl shaft is horizontally passed through the side arm of the main body parallel to the swing arm, and the swing arm is connected to the handle, and the ratchet seat is provided with a ratchet engaged with the pawl.
- the rotating inner expansion locking mechanism of the branch pipe comprises a branch pipe seat, a positioning ring, a protective rubber sleeve, a branch pipe, a branch pipe screw, a nut and a sleeve nut, and the branch pipe is connected to the main body of the tripod through the branch pipe base, and a taper is arranged in the branch pipe
- the nut is fixed at the branch pipe joint, and the conical screw at the branch pipe joint is connected with the conical nut in the branch pipe.
- the center shaft of this tripod uses two or more sections of telescopic structure and passes through the center of the body.
- the shaft portion is provided with a dial with a scale, and at the lower end of the center shaft, a pull-up hook that can move up and down is provided.
- the outer surface of the tripod metal branch pipe and the center shaft pipe of the present invention is wrapped with a carbon fiber cloth to form a carbon fiber cloth reinforced metal pipe.
- the handle drives the swing arm to raise the pawl, so that the leg is opened at a certain angle, and the pawl is reset and stuck in the branch seat under the action of the pawl spring.
- the feet do not move; when the tripod is to be retracted, the ratchets on the branch base rotate along the pawls, and the legs can be easily gathered.
- the branch pipe joint is provided with a conical screw, which cooperates with the conical nut in the branch pipe, between the branch pipes In the telescopic connection, the rotation of the branch pipe can be restricted. When the nut of any branch pipe nut is tightened or loosened, the branch pipe will not rotate.
- the invention has the advantages that: compared with the conventional camera tripod, the invention adopts a toggle-controlled opening and closing mechanism for quickly adjusting the opening angle of the leg to control the opening angle of the leg leg, using a conical screw and a cone
- the nut is connected to lock and restrict the radial rotation of the leg
- the rotating inner expansion type locking mechanism provides a locking force equivalent to the outer screw locking structure
- the central axis of the telescopic structure increases the overall extension ratio of the tripod , reduce the weight.
- the invention has the advantages of simple operation, light weight, large clamping force and safe and reliable performance.
- Figure 1 is a structural view of a camera tripod of the present invention
- FIG. 2 is a schematic structural view of a camera tripod of the present invention
- Figure 3 is an exploded view of the camera tripod turntable of the present invention.
- FIG. 4 is a schematic structural view of a camera tripod turntable according to the present invention.
- Figure 5 is a structural view of the camera tripod hook of the present invention.
- FIG. 6 is an exploded view of the opening and closing brake mechanism of the camera tripod leg of the present invention.
- Figure 7 is a structural view showing the opening and closing brake of the camera tripod leg of the present invention.
- Figure 8 is an exploded view of the camera tripod lifting rod of the present invention.
- Figure 9 is an exploded view of the leg of the camera tripod of the present invention.
- Figure 10 is a structural view of the inner expansion type locking mechanism of the leg of the present invention (i.e., parts I and II in Fig. 2);
- Fig. 11 is a sectional view (round tube) of the wrapped carbon cloth branch of the present invention;
- Figure 11A is a cross-sectional view (octagonal tube) of a wrapped carbon cloth branch of the present invention.
- Figure 11B is a cross-sectional view of the wrapped carbon cloth branch pipe of the present invention (inner octagonal outer tube);
- Figure 12 is a cross-sectional view showing the leg retracting locking mechanism of the present invention.
- the branch pipe 18 is connected to the branch pipe base 14 and connected to the tripod main body 13, and the middle shaft is composed of two lifting rods 12A and 12B, and the middle shaft
- the lifting rod 12B passes through the tripod main body 13, and the upper portion of the main body 13 is covered with a lifting rod nut 57.
- the turntable 02 is mounted on the tripod head position, and a hook 55 is provided at the lower end portion of the lifting rod 12B.
- the tripod adjusts the opening and closing angle of the leg of the present invention.
- the pawl 44 is sleeved on the pawl shaft 43, and a pawl limiting sleeve 45 is provided at one end of the pawl shaft, and the pawl shaft is provided.
- 43 horizontally passes through the side arm of the main body 13 and is parallel to the swing arm 40.
- the swing arm 40 is located at one end of the handle shaft 41 and is connected to the handle 16, and the other end of the handle shaft 41 is sleeved with a handle shaft limit sleeve 42 at the branch base 14 There are ratchets that engage the pawls.
- the handle 16 When the tripod needs to be opened, the handle 16 is pulled, the handle drives the swing arm 40 to raise the pawl 44, the leg is opened at a certain angle, and the pawl 44 is reset by the pawl spring 46 to be clamped on the branch base 14. On the ratchet, the legs do not move.
- the kneading mechanism for quickly adjusting the opening angle of the pull control the foot is pulled outward by hand, and the first tooth of the ratchet on the branch seat 14 is limited by the pawl 44, which is the most Commonly used angles
- the handle 16 is pressed, and the swing arm 40 and the convex block provided on the pawl are converted into torque, so that the pawl 44 is opened upward against the spring force, and the finger is simultaneously
- the leg is pulled, the angle is increased to the next level, and the finger of the handle is released, and the pawl is reset under the spring force to the upper limit of the second ratchet, and so on, and the small angle needs to be small or completely at a large angle.
- Retract directly pull the foot back, because the designed ratchet, the pawl is a one-way limit, at this time the pawl also resets itself.
- the leg of the present invention is composed of four branch pipes, as shown in FIG. 9, the branch pipe 18 passes through the branch pipe seat 14,
- the positioning sleeve 15 is connected to the main body 13, and a protective rubber sleeve 24 is sleeved on the branch pipe 18.
- Conical nuts 31, 28 and 33 are respectively arranged in the tubes of the branch pipes 18, 19, and 20, and the tapers are provided on the bottoms of the screws 36, 17, and 35 fixed on the branch pipe joints, and the conical screw and the inner pipe cone of the branch pipe joint are provided.
- the nut is correspondingly connected in a rotational fit.
- branch pipe 18 When the branch pipes are connected, the branch pipe 18 is sleeved in the branch pipe seat 14, and the branch pipes 19, 20, 21 are sequentially sleeved in the branch pipe 18 through the screws 36, 17, 35 and the branch pipe bushings 25, 32, 34 on the pipe joint.
- the innermost branch pipe 21 of the leg is inserted into the branch pipe 20 through the positioning ring 29 and the bushing 34, and the branch pipe 20 is sequentially inserted into the branch pipes 19, 18.
- the tail ends of the branch pipes 18, 19 and 20 are respectively locked by the sleeve nuts 23, 26B, 29B. Tube rubber sleeves 24, 27 and 30 are placed over nuts 23, 26B and 29B, respectively.
- a foot cover 37 is provided at the end of the branch pipe 21 to ensure that the stand remains stable when it is placed on the ground.
- the top of the shaft of the tripod of the present invention is provided with a turntable 02 with a scale 03 as shown in Figs. 3 and 4.
- the joint screw 05 is mounted in the turntable 09, covered by the cover 11, and connected to the camera by the screw 05.
- the turn-by-turn positioning ring 04 is fixed on the turntable 09, and the turntable pad 01 is provided on the turntable 02.
- the handle is equipped with a handle 07 on the side, and the handle is fixed on the turntable by a fastening screw 08 and a locking block 06, and the angle of rotation of the turntable is controlled by the handle.
- a lifting rod plug 10 is provided at the top of the center shaft inner lifting rod 12B, and a turntable seat 9 is attached thereto.
- a lifting rod guide 48 is arranged in the lifting rod, and the lifting rod can be moved up and down along the guiding key to adjust the height of the tripod.
- the lock nut 47 is sleeved on the main body 13 for locking the tripod; and is respectively locked by the lift rod nut 57, the inner lift rod lock sleeve 56, the outer lift rod lock sleeve 50, and the lock nut 49, respectively External lifting rod.
- the lower end of the lifting rod 12B of the present invention is provided with a hook 55 as shown in FIG.
- the rubber sleeve 51 is fixedly fitted to the lifting ring 52, and the lifting rod plug 54 clamps the lifting ring 52 and is screwed to the lifting rod 12B.
- Hook 55 The straight portion passes vertically through the lifting ring 52 and the rubber sleeve 51, and the end portion is provided with a nut, and the hook hook portion extends out of the lifting rod.
- a "0" ring 53 is placed on the bottom of the loop 52.
- the hook 55 can be moved up and down within the rod by the clamping force of the rubber sleeve. When not in use, the hook can be topped up and inserted into the lifting rod. When using, pull the hook out, attach the camera bag and other objects to the hook to increase the weight, reduce the center of gravity of the tripod, and be more stable and safe. .
- the metal branch pipe 58 of the tripod of the present invention is coated with a carbon fiber cloth 59 to form a carbon fiber reinforced metal pipe. It not only increases the strength of the branch pipe, but also prevents the metal branch pipe from sticking to the skin when the branch pipe is operated by hand in cold weather. Similarly, the central shaft tube can also be wrapped in carbon fiber cloth.
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/065,524 US20080224000A1 (en) | 2005-09-20 | 2005-11-24 | Tripod For Camera |
JP2008530298A JP4741004B2 (ja) | 2005-09-20 | 2005-11-24 | カメラ用三脚架 |
EP05812091A EP1936436B1 (en) | 2005-09-20 | 2005-11-24 | A tripod for camera |
AT05812091T ATE484769T1 (de) | 2005-09-20 | 2005-11-24 | Stativ für eine kamera |
DE602005024190T DE602005024190D1 (de) | 2005-09-20 | 2005-11-24 | Stativ für eine kamera |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100373239A CN100565325C (zh) | 2005-09-20 | 2005-09-20 | 一种相机三脚架 |
CN200510037323.9 | 2005-09-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2007033535A1 true WO2007033535A1 (fr) | 2007-03-29 |
Family
ID=37888529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2005/001991 WO2007033535A1 (fr) | 2005-09-20 | 2005-11-24 | Trepier pour camera |
Country Status (9)
Country | Link |
---|---|
US (1) | US20080224000A1 (zh) |
EP (1) | EP1936436B1 (zh) |
JP (1) | JP4741004B2 (zh) |
KR (1) | KR100970820B1 (zh) |
CN (1) | CN100565325C (zh) |
AT (1) | ATE484769T1 (zh) |
DE (1) | DE602005024190D1 (zh) |
RU (1) | RU2387917C2 (zh) |
WO (1) | WO2007033535A1 (zh) |
Cited By (1)
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CN117461307A (zh) | 2021-05-28 | 2024-01-26 | 尖峰设计公司 | 移动三脚架安装系统 |
US20230392746A1 (en) * | 2022-06-03 | 2023-12-07 | Braden Hourigan | Tripod design and manufacture |
USD971996S1 (en) * | 2022-06-30 | 2022-12-06 | Shenzhen Neewer Technology Co. Ltd | Tripod |
USD1006098S1 (en) * | 2023-04-27 | 2023-11-28 | Shenzhen Xingyingda Industry Co., Ltd. | Photography tripod |
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- 2005-11-24 EP EP05812091A patent/EP1936436B1/en not_active Not-in-force
- 2005-11-24 US US12/065,524 patent/US20080224000A1/en not_active Abandoned
- 2005-11-24 AT AT05812091T patent/ATE484769T1/de not_active IP Right Cessation
- 2005-11-24 RU RU2008115473/11A patent/RU2387917C2/ru not_active IP Right Cessation
- 2005-11-24 JP JP2008530298A patent/JP4741004B2/ja not_active Expired - Fee Related
- 2005-11-24 KR KR1020087008637A patent/KR100970820B1/ko not_active IP Right Cessation
- 2005-11-24 DE DE602005024190T patent/DE602005024190D1/de active Active
- 2005-11-24 WO PCT/CN2005/001991 patent/WO2007033535A1/zh active Application Filing
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Also Published As
Publication number | Publication date |
---|---|
JP4741004B2 (ja) | 2011-08-03 |
RU2387917C2 (ru) | 2010-04-27 |
CN100565325C (zh) | 2009-12-02 |
ATE484769T1 (de) | 2010-10-15 |
CN1936690A (zh) | 2007-03-28 |
JP2009509180A (ja) | 2009-03-05 |
KR100970820B1 (ko) | 2010-07-16 |
EP1936436A1 (en) | 2008-06-25 |
RU2008115473A (ru) | 2009-10-27 |
DE602005024190D1 (de) | 2010-11-25 |
EP1936436A4 (en) | 2009-01-14 |
US20080224000A1 (en) | 2008-09-18 |
EP1936436B1 (en) | 2010-10-13 |
KR20080048061A (ko) | 2008-05-30 |
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