CN215371777U

CN215371777U - Clamping mechanism and self-timer

Info

Publication number: CN215371777U
Application number: CN202023066537.8U
Authority: CN
Inventors: 彭易兵; 潘艺优; 瞿涛
Original assignee: Winners Sun Plastic and Electronic Shenzhen Co Ltd
Current assignee: Winners Sun Plastic and Electronic Shenzhen Co Ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-12-31
Anticipated expiration: 2030-12-17

Abstract

The utility model relates to the technical field of shooting auxiliary equipment, in particular to a clamping mechanism and a self-timer, which comprise a fixing plate, a first clamping part, a second clamping part, a gear assembly and an adjusting assembly, wherein the first clamping part is arranged on the fixing plate; a fixed shaft is arranged on the fixed plate, and the gear assembly is rotationally arranged on the fixed shaft; the first clamping part and/or the second clamping part are/is movably arranged on the fixing plate, a rack meshed with the gear assembly is arranged on the first clamping part and/or the second clamping part, and the gear assembly is meshed with the rack; the adjusting assembly is arranged on the fixed shaft and used for adjusting damping between the gear assembly and the fixing plate. Through set up adjusting part in fixture, when the assembly, utilize adjusting part to adjust the elasticity of gear assembly, can reach the mesh that adjusting gear assembly rotated damping.

Description

Clamping mechanism and self-timer

Technical Field

The utility model relates to the technical field of shooting auxiliary equipment, in particular to a clamping mechanism and a self-timer.

Background

From rapping bar is a simple auxiliary assembly that shoots, includes a handle portion, the telescopic body of rod and sets up at body of rod tip and be used for the fixture of the terminal that can shoot usually. When using from rapping bar, the user can fix the terminal that can shoot on fixture, shoots the user through the controller control terminal with this terminal wired or wireless connection.

The existing clamping mechanism in the selfie stick can be roughly divided into two types, one is spring type, and the other is gear assembly and rack meshing type. The gear assembly and rack-meshed clamping mechanism is generally provided with a fixed shaft, the gear assembly is rotatably arranged on the fixed shaft during use, and the rotational damping of the gear assembly is realized through the friction between the gear assembly and the shell. However, the rotational damping force of the gear assembly with the structure cannot be adjusted, and the gear assembly is easy to rotate on the fixed shaft, so that the meshing position between the gear assembly and the rack is easy to change, and the clamping of the mobile phone is loosened.

SUMMERY OF THE UTILITY MODEL

The present invention provides a clamping mechanism and a self-timer device, which overcome the defect that the damping force for the rotation of a gear assembly in the existing clamping mechanism is not adjustable, so that the gear assembly is easy to rotate on a fixed shaft, and the meshing position of the gear assembly and a rack is easy to change.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the clamping mechanism comprises a fixing plate, a first clamping part, a second clamping part, a gear assembly and an adjusting assembly; a fixed shaft is arranged on the fixed plate, and the gear assembly is rotationally arranged on the fixed shaft; the first clamping part and/or the second clamping part are/is movably arranged on the fixing plate, a rack is arranged on the first clamping part and/or the second clamping part, and the gear assembly is meshed with the rack; the adjusting assembly is arranged on the fixed shaft and used for adjusting damping between the gear assembly and the fixing plate.

Further preferred embodiments of the present invention are: the adjusting assembly comprises a locking piece and at least one first elastic piece; the locking piece and the first elastic piece are movably sleeved on the fixed shaft, and the first elastic piece is positioned between the gear assembly and the locking piece; the locking piece is driven to move along the axial direction of the fixing shaft, the first elastic piece is driven to move, the gear assembly is pressed or loosened, and therefore damping between the gear assembly and the fixing plate is adjusted.

Further preferred embodiments of the present invention are: the gear assembly comprises a gear and a rotating piece; the gear is meshed with the rack, the rotating piece and the gear are provided with accommodating cavities, and the rotating piece is statically installed in the accommodating cavity of the gear relative to the gear and sleeved on the fixed shaft; the locking piece and the first elastic piece are located in the rotating piece and press the rotating piece tightly.

Further preferred embodiments of the present invention are: the outer wall of the rotating part comprises a first curved wall and a first supporting wall, and the first curved wall and the first supporting wall are connected to form a limiting edge; the inner wall of the gear comprises a second curved wall and a second supporting wall, and the second curved wall and the second supporting wall are connected to form a corner clamped by the limiting edge in a matching mode.

Further preferred embodiments of the present invention are: the first elastic piece is a spring piece; the first elastic piece is inwards recessed from the edge to form a recessed cavity.

Further preferred embodiments of the present invention are: the number of the first elastic pieces is at least two, the adjacent first elastic pieces are stacked, and the directions of the concave cavities of the adjacent first elastic pieces are different.

Further preferred embodiments of the present invention are: the adjusting component further comprises a gasket, and the gasket is sleeved on the fixed shaft and located between the rotating piece and the fixed plate.

Further preferred embodiments of the present invention are: the clamping mechanism further comprises a connecting arm and at least one second elastic piece; the fixed plate with the linking arm is rotated and is connected, the second elastic component be located the linking arm with between the fixed plate, be used for adjusting the damping between linking arm and the fixed plate.

Further preferred embodiments of the present invention are: the second elastic piece is a spring piece; the number of the second elastic pieces is at least two, and the second elastic pieces are inwards sunken from the edges to form sunken cavities; the adjacent second elastic pieces are stacked, and the concave cavities of the adjacent second elastic pieces are different in orientation.

The utility model also provides a self-timer device which comprises the clamping mechanism and the telescopic rod, wherein the telescopic rod is connected with the clamping mechanism.

The clamping mechanism has the beneficial effects that the adjusting component is arranged in the clamping mechanism, and the tightness of the gear component is adjusted by the adjusting component during assembly, so that the aim of adjusting the rotational damping of the gear component can be fulfilled.

Drawings

The utility model will be further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic view of the construction of the clamping device of the present invention;

FIG. 2 is an exploded view of the clamping device of the present invention;

FIG. 3 is another exploded view of the clamping device of the present invention;

FIG. 4 is a cross-sectional view of the clamping device of the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 4;

FIG. 6 is a schematic view of the structure of a first elastic member according to the present invention;

FIG. 7 is a schematic view of the construction of the rotor of the present invention;

fig. 8 is a schematic view of the structure of the gear of the present invention.

Detailed Description

The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the clamping mechanism 100 of the present invention includes a fixing plate 1, a first clamping part 2, a second clamping part 3, a gear assembly 4, and an adjusting assembly 5. The fixing plate 1 is provided with a fixing shaft 11, the gear assembly 4 is rotatably arranged on the fixing shaft 11, the first clamping part 2 and/or the second clamping part 3 are movably arranged on the fixing plate 1, the first clamping part 2 and/or the second clamping part 3 are/is provided with a rack 21 meshed with the gear assembly 4, and the gear assembly 4 is meshed with the rack 21. The adjustment assembly 5 is provided on the fixed shaft 11 for adjusting the damping between the gear assembly 4 and the fixed plate 1. By arranging the adjusting component 5 in the clamping mechanism 100, when assembling, the tightness of the gear component 4 is adjusted by the adjusting component 5, and the purpose of adjusting the rotational damping of the gear component 4 can be achieved.

As shown in fig. 2, the adjusting assembly 5 includes a locking member 51 and at least one first elastic member 52, the locking member 51 and the first elastic member 52 are movably disposed on the fixed shaft 11, and the first elastic member 52 is located between the gear assembly 4 and the locking member 51. Wherein, the driving locking member 51 moves along the axial direction of the fixed shaft 11, and drives the first elastic member 52 to move, so as to compress or release the gear assembly 4, thereby adjusting the damping between the gear assembly 4 and the fixed plate 1. During assembly, the locking member 51 is driven to move axially to fix the shaft 11, so as to drive the first elastic member 52 to move, and compress or release the gear assembly 4. Thus, the tightness of the gear assembly 4 can be adjusted by adjusting the position of the locking piece 51, and the purpose of adjusting the rotational damping of the gear assembly 4 is achieved.

As shown in fig. 4 and 5, the fixed shaft 11 is provided with an abutting block 111, and drives the locking member 51 to move, so as to drive the first elastic member 52 to move, and press the gear assembly 4 between the abutting block 111 and the locking member 51. Preferably, in this embodiment, the locking member 51 is a nut, and when the gear assembly is assembled, the adjustment of the rotation damping of the gear assembly 4 can be realized by adjusting the tightness of the nut. Further, in the present embodiment, the first elastic element 52 is an elastic sheet. At least two first elastic members 52 are provided, and the first elastic members 52 are recessed inward from the edges to form recessed cavities 521. Specifically, adjacent first elastic members 52 are stacked, and the directions of the concave cavities 521 of the adjacent first elastic members 52 are different, so that when the locking member 51 moves, the first elastic sheet can be pressed to deform, and the purpose of adjusting the damping is achieved. In other embodiments, the first elastic member 52 may be a spring.

As shown in fig. 2, 7 and 8, the gear assembly 4 includes a gear 41 and a rotating member 42, the gear 41 is engaged with the rack 21, the rotating member 42 and the gear 41 are provided with accommodating cavities, and the rotating member 42 is mounted in the accommodating cavity 411 of the gear 41 and is stationary relative to the gear 41, and is sleeved on the fixed shaft 11. The locking member 51 and the first elastic member 52 are located in the rotating member 42 (specifically, in the accommodating chamber 421 of the rotating member 42), and press the rotating member 42. During assembly, the locking member 51 is driven to move along the axial direction of the fixed shaft 11, so as to drive the first elastic member 52 to move, and compress the rotating member 42, and further compress the gear assembly 4. From this, fix a plurality of shell fragments in one side of rotating the piece 42 through the nut, provide damping force for rotating the piece 42 at the rotation of fixed axle 11, gear assembly 4 and the fixed connection of rotating the piece 42 simultaneously can reach the purpose that adjustment gear assembly 4 rotates the damping and rotates. Meanwhile, the first elastic sheet and/or the nut are/is arranged in the accommodating cavity 421 of the rotating member 42, so that the thickness of the whole structure can be reduced, and the size of the whole device is further reduced.

Further, as shown in fig. 7, the outer wall of the rotating member 42 includes a first curved wall 422 and a first abutting wall 423, and the first curved wall 422 and the first abutting wall 423 are connected to form a stopper rib 424. As shown in fig. 8, the inner wall of the gear 41 includes a second curved wall 412 and a second abutting wall 413, and the second curved wall 412 and the second abutting wall 413 are connected to form a corner 414 engaged with the limiting rib 424. During assembly, the gear assembly 4 is sleeved on the rotating member 42. In other embodiments, the rotating member 42 and the gear 41 may be in an interference fit, or the gear 41 may be mounted on the rotating member 42 by glue.

As shown in fig. 5 and 7, the rotating member 42 is further provided with a notch 425, and at least one of the six resilient pieces is provided with a protrusion 522 corresponding to the notch 425. During assembly, the locking member 51 moves along the axial direction of the fixed shaft 11 to drive the elastic pieces to move, so that the protrusion 522 on one of the elastic pieces abuts against the notch 425.

As shown in fig. 5, the adjusting assembly 5 preferably further includes a spacer 53, and the spacer 53 is disposed on the fixed shaft 11 and contacts the outer bottom wall of the rotating member 42. Specifically, the pad 53 is located between the abutting block 111 and the rotating member 42, and the pad 53 is preferably a POM rubber pad, a copper sheet, or the like with good wear resistance.

As shown in fig. 2, the clamping mechanism 100 further includes a fixing member 6, and the fixing member 6 is mounted on the fixing plate 1 and abuts against the spacer 53. The fixing member 6 may be a metal member having a certain structural strength, thereby increasing the stability of the entire clamping mechanism 100.

As shown in fig. 1 and 3, the clamping mechanism 100 further comprises a connecting arm 7 and at least one second elastic member 8, the fixing plate 1 is rotatably connected with the connecting arm 7, and the second elastic member 8 is located between the connecting arm 7 and the fixing plate 1 for adjusting the damping between the connecting arm 7 and the fixing plate 1. During the use, will shoot equipment and install on clamping device 100, later rotate clamping device 100 with angle of adjustment, conveniently shoot. Specifically, the second elastic element 8 is a spring. At least two second elastic members 8 are provided, and the second elastic members 8 are recessed inward from the edge to form a recessed cavity 81. The adjacent second elastic members 8 are stacked, and the concave cavities of the adjacent second elastic members 8 face in different directions.

The utility model also provides a self-timer, which comprises the clamping mechanism 100 and the telescopic rod, wherein the telescopic rod is connected with the clamping mechanism 100.

It should be understood that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and those skilled in the art can modify the technical solutions described in the above embodiments, or make equivalent substitutions for some technical features; and all such modifications and alterations are intended to fall within the scope of the appended claims.

Claims

1. A fixture, its characterized in that: the clamping device comprises a fixing plate, a first clamping part, a second clamping part, a gear assembly and an adjusting assembly; a fixed shaft is arranged on the fixed plate, and the gear assembly is rotationally arranged on the fixed shaft; the first clamping part and/or the second clamping part are/is movably arranged on the fixing plate, a rack is arranged on the first clamping part and/or the second clamping part, and the gear assembly is meshed with the rack; the adjusting assembly is arranged on the fixed shaft and used for adjusting damping between the gear assembly and the fixing plate.

2. The clamping mechanism of claim 1, wherein: the adjusting assembly comprises a locking piece and at least one first elastic piece; the locking piece and the first elastic piece are movably sleeved on the fixed shaft, and the first elastic piece is positioned between the gear assembly and the locking piece; the locking piece is driven to move along the axial direction of the fixing shaft, the first elastic piece is driven to move, the gear assembly is pressed or loosened, and therefore damping between the gear assembly and the fixing plate is adjusted.

3. The clamping mechanism of claim 2, wherein: the gear assembly comprises a gear and a rotating piece; the gear is meshed with the rack, the rotating piece and the gear are provided with accommodating cavities, and the rotating piece is statically installed in the accommodating cavity of the gear relative to the gear and sleeved on the fixed shaft; the locking piece and the first elastic piece are located in the rotating piece and press the rotating piece tightly.

4. The clamping mechanism of claim 3, wherein: the outer wall of the rotating part comprises a first curved wall and a first supporting wall, and the first curved wall and the first supporting wall are connected to form a limiting edge; the inner wall of the gear comprises a second curved wall and a second supporting wall, and the second curved wall and the second supporting wall are connected to form a corner clamped by the limiting edge in a matching mode.

5. The clamping mechanism of any one of claims 3 to 4, wherein: the first elastic piece is a spring piece; the first elastic piece is inwards recessed from the edge to form a recessed cavity.

6. The clamping mechanism of claim 5, wherein: the number of the first elastic pieces is at least two, the adjacent first elastic pieces are stacked, and the directions of the concave cavities of the adjacent first elastic pieces are different.

7. The clamping mechanism of claim 5, wherein: the adjusting component further comprises a gasket, and the gasket is sleeved on the fixed shaft and located between the rotating piece and the fixed plate.

8. The clamping mechanism of any one of claims 1 to 4, wherein: the clamping mechanism further comprises a connecting arm and at least one second elastic piece; the fixed plate with the linking arm is rotated and is connected, the second elastic component be located the linking arm with between the fixed plate, be used for adjusting the damping between linking arm and the fixed plate.

9. The clamping mechanism of claim 8, wherein: the second elastic piece is a spring piece; the number of the second elastic pieces is at least two, and the second elastic pieces are inwards sunken from the edges to form sunken cavities; the adjacent second elastic pieces are stacked, and the concave cavities of the adjacent second elastic pieces are different in orientation.

10. A self-timer device, its characterized in that: comprising a gripping mechanism according to any of the claims 1-9 and a telescopic rod, which is connected to the gripping mechanism.