CN216443555U

CN216443555U - Clamping device

Info

Publication number: CN216443555U
Application number: CN202120425326.4U
Authority: CN
Inventors: 余帆; 郑雨辰
Original assignee: Shenzhen Baitengda Trade Co ltd
Current assignee: Shenzhen Baitengda Trade Co ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2022-05-06
Anticipated expiration: 2031-02-26

Abstract

The utility model relates to a clamping device, which comprises a first clamping part; the rotating part is sleeved on the first clamping part, and threads are arranged inside the rotating part; the second clamping part is matched with the first clamping part, a lug matched with the thread is arranged on the second clamping part, the second clamping part is positioned in the rotating part, one end of the second clamping part is in threaded connection with the rotating part, and the other end of the second clamping part extends out of the rotating part; the rotating part is rotated to drive the second clamping part to move along the axial direction of the first clamping part, so that the second clamping part is close to or far away from the first clamping part. During the use, rotate the rotating part and drive the removal of second clamping part, make the second clamping part keep away from first clamping part, then insert first clamping part and second clamping part in the vent of car, rotate the rotating part again after that, make the second clamping part be close to first clamping part, utilize first clamping part and second clamping part to press from both sides the blade of tight vent department, realize clamping device's installation fixed.

Description

Clamping device

Technical Field

The utility model relates to the technical field of vehicle-mounted accessories, in particular to a clamping device.

Background

The vehicle-mounted fixing support is used for fixing a vehicle-mounted electronic product in an automobile, the existing vehicle-mounted fixing support has multiple forms, and the most commonly used vehicle-mounted fixing support is clamped by a clamp and is arranged on a blade of an air outlet of the automobile.

Specifically, a clip on a vehicle-mounted fixed bracket is generally provided with a fixed clip, a housing, and a moving plate for clipping. During clamping, the shell is rotated to drive the movable plate to move, so that the movable plate is close to and far away from the fixed clamp, and the blades are clamped or loosened. For the convenience of rotation, it is usually necessary to provide the moving plate with external teeth projecting therefrom, and to provide the housing with internal teeth fitting the external teeth. Thus, the movable plate can be driven to move when the shell is rotated. Or, a screw rod can be arranged on the vehicle-mounted fixed support, the screw rod is fixed with the shell, a through hole matched with the screw thread of the screw rod is formed in the axial direction of the movable plate, and the shell is rotated to drive the screw rod to rotate so as to move the movable plate. Of the two vehicle-mounted fixing supports, the first vehicle-mounted fixing support is provided with external teeth, so that the design space is large and the structure is complex; the through holes need to be formed in the second vehicle-mounted fixed support, the structural strength of the movable plate is reduced, the required design space is large (a plurality of through holes need to be formed in the movable plate, the occupied space is large, the design of other structures is influenced), and the structure is complex.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the clamping device is provided to overcome the defects that the existing vehicle-mounted bracket needs a larger design space and has a complex structure.

The technical scheme adopted by the utility model for solving the technical problems is as follows: providing a material clamping device, which comprises a first clamping part; the rotating part is rotatably sleeved on the first clamping part, and threads are arranged inside the rotating part; the second clamping part is matched with the first clamping part, a lug matched with the thread is arranged on the second clamping part, the second clamping part is positioned in the rotating part and is in threaded connection with the rotating part, and one end of the second clamping part extends out of the rotating part; the rotating part is rotated to drive the second clamping part to move along the axial direction of the first clamping part, so that the second clamping part is close to or far away from the first clamping part.

Further preferred embodiments of the present invention are: the lug is a cylinder.

Further preferred embodiments of the present invention are: the lug is provided with an inclined plane matched with the thread.

Further preferred embodiments of the present invention are: the first clamping part comprises a sleeve and a supporting plate arranged on the sleeve, a first clamping block and a first through hole are arranged on the supporting plate, and the first through hole is communicated with the sleeve; the rotating part is sleeved on the sleeve; the second clamping portion is located within the sleeve and extends from the first through hole.

Further preferred embodiments of the present invention are: the side wall of the first through hole is further provided with a protrusion, the second clamping part is provided with a limiting groove matched with the protrusion, and at least part of the protrusion extends into the limiting groove.

Further preferred embodiments of the present invention are: the second clamping part comprises a second clamping block matched with the first clamping block, a connecting plate and a bearing plate, the second clamping block is connected with the bearing plate through the connecting plate, the limiting groove is formed in the connecting plate, and the lug is arranged on the bearing plate.

Further preferred embodiments of the present invention are: the supporting plate is provided with two first clamping blocks, the two first clamping blocks are arranged oppositely, and the second clamping block is located between the two first clamping blocks.

Further preferred embodiments of the present invention are: the clamping device further comprises a connecting portion, the connecting portion is connected with the first clamping portion and extends out of the rotating portion, and the connecting portion and the second clamping portion are located at two ends of the rotating portion respectively.

Further preferred embodiments of the present invention are: the connecting part comprises a connector and a limiting column arranged on the connector, and the limiting column is connected with the supporting plate; the bearing plate is provided with a second through hole, and the second clamping part is sleeved on the limiting column through the second through hole.

Further preferred embodiments of the present invention are: the connecting part also comprises a connecting piece, the connecting piece is arranged on the connecting head, and the connecting piece is connected with the limiting column and forms a U-shaped groove; the connecting plate is further provided with an opening matched with the U-shaped groove, and the opening is communicated with the second through hole.

The automobile clamping device has the beneficial effects that when the automobile clamping device is used, the rotating part is rotated to drive the second clamping part to move, so that the second clamping part is far away from the first clamping part, then the first clamping part and the second clamping part are inserted into a vent of an automobile, then the rotating part is rotated, so that the second clamping part is close to the first clamping part, and the first clamping part and the second clamping part are utilized to clamp the blades at the vent, so that the clamping device is installed and fixed. Compared with the prior art, the clamping device has the advantages that the lug is arranged on the second clamping part and is matched with the thread of the rotating part, the required design space of the lug is small, and the structure is simple.

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 a schematic view of a rotary part according to the present invention;

FIG. 3 is a schematic view of the construction of the non-rotating portion of the present invention;

FIG. 4 is a schematic structural view of another embodiment of the second clamping portion of the present invention;

FIG. 5 is a schematic view of the first clamping portion of the present invention;

fig. 6 is a schematic structural view of the connecting portion 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 to 3, the present invention provides a clamping device 100, which includes a first clamping portion 1, a rotating portion 2 and a second clamping portion 3. The rotatable cover of rotating part 2 is established on first clamping part 1, and the inside of rotating part 2 is equipped with screw thread 21. The second clamping part 3 is matched with the first clamping part 1, a lug 31 matched with the thread 21 is arranged on the second clamping part 3, the second clamping part 3 is positioned in the rotating part 2 and is in threaded connection with the rotating part 2, and one end of the second clamping part 3 extends out of the rotating part 2. Wherein, rotating part 2, drive second clamping part 3 along the axial displacement of first clamping part 1, make second clamping part 2 be close to or keep away from first clamping part 1. During the use, rotate rotating part 2 and drive second clamping part 3 and remove, make second clamping part 3 keep away from first clamping part 1, then insert first clamping part 1 and second clamping part 3 in the ventilation port of car, rotate rotating part 2 again after that, make second clamping part 3 be close to first clamping part 1, utilize first clamping part 1 and second clamping part 3 to press from both sides the blade of tight ventilation port department, realize clamping device 100's installation is fixed, install clamping device 100 on the blade of car air outlet through utilizing the clamping mode like this. Compared with the prior art, the clamping device 100 of the utility model is provided with the lug 31 on the second clamping part 3, the lug 31 is matched with the thread 21 of the rotating part 2, the required design space of the lug 31 is small, and the structure is simple.

As shown in fig. 3 and 4, the protrusion 31 may be a cylinder, and a slope 311 matching with the thread 21 may be provided on the protrusion 31.

As shown in fig. 5, the first clamping portion 1 includes a sleeve 11 and a supporting plate 12 disposed on the sleeve 11, a first clamping block 121 engaged with the second clamping portion 3 is disposed on the supporting plate 12, a first through hole 122 is further disposed on the supporting plate 12, and the first through hole 122 is communicated with the sleeve 11. The rotating portion 2 is sleeved on the sleeve 11, and the second clamping portion 3 is located in the sleeve 11 and extends out of the first through hole 122. During the use, rotate rotating part 2, drive second clamping part 3 and remove, make second clamping part 3 be close to or keep away from first clamp splice 121.

As shown in fig. 4 and 5, a protrusion 123 is further disposed on a sidewall of the first through hole 122, a limiting groove 32 engaged with the protrusion 123 is disposed on the second clamping portion 3, and the protrusion 123 and the limiting groove 32 are engaged to perform a limiting function, so that the second clamping portion 3 and the first clamping portion 1 can be prevented from sliding relatively in an axial direction.

As shown in fig. 1 and 4, the second clamping portion 3 further includes a second clamping block 33, a connecting plate 34 and a supporting plate 35, the second clamping block 33 is connected to the supporting plate 35 through the connecting plate 34, the limiting groove 32 is disposed on the connecting plate 34, and the protrusion 31 is disposed on the supporting plate 35. In use, the clamping device 100 is clamped to the blades of the automobile air outlet by the first clamping block 121 and the second clamping block 33. In this embodiment, the support plate 12 is provided with two first clamping blocks 121, the two first clamping blocks 121 are disposed oppositely, and the second clamping block 33 is located between the two first clamping blocks 121. In other embodiments, a first clamping block 121 may be provided, and the first clamping block 121 is located corresponding to the second clamping block 33.

As shown in fig. 1, the clamping device 100 further includes a connecting portion 4, the connecting portion 4 is connected to the first clamping portion 1 and extends out of the rotating portion 2, and the connecting portion 4 and the second clamping portion 3 are respectively located at two ends of the rotating portion 2. In use, a clip capable of holding the mobile terminal is mounted on the connection portion 4.

As shown in fig. 4 and 6, the connecting portion 4 includes a connecting head 41 and a stopper post 42 provided on the connecting head 41, and the stopper post 42 is connected to the support plate 12. The bearing plate 35 is provided with a second through hole 351, and the second clamping portion 3 is sleeved on the limit column 42 through the second through hole 351. Specifically, when the second clamping part 2 moves, along the axial displacement of the limiting column 42, the limiting column 42 can limit the second clamping part 2, so that the left and right shaking of the second clamping part is avoided, and the clamping effect is influenced.

As shown in fig. 4 and 6, the connecting portion 4 further includes a connecting member 43, the connecting member 43 is disposed on the connecting head 41, and the connecting member 43 is connected to the limiting post 42 and forms a U-shaped groove 44. The connecting plate 34 is further provided with an opening 341 matching with the U-shaped groove 44, and the opening 341 is communicated with the second through hole 351. When the clamping device is used, the second clamping part 2 is inserted into the U-shaped groove 44, the connecting piece 43 and the limiting column 42 limit the position of the second clamping part 2, and the second clamping part 2 can only move along the axial direction of the limiting column 42 when moving. As shown in fig. 5, the connecting member 43 is further provided with a stopper 431, the supporting plate 12 is further provided with a notch 124, the notch 124 is communicated with the first through hole 122, the stopper 431 is located in the notch 124, the stopper 431 is opposite to the protrusion 123, and the stopper 431 can further limit the position of the second clamping portion 2 to prevent the second clamping portion from shaking.

As shown in fig. 1, the clamping device 100 further includes a protective layer 5, the protective layer 5 is disposed on the upper surface of the supporting plate 12, and the protective layer 5 can prevent the clamping device 100 from scratching the automobile. Preferably, the protective layer 5 may be a sponge pad or a rubber pad.

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 clamping device, characterized by: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

a first clamping portion;

the rotating part is rotatably sleeved on the first clamping part, and threads are arranged inside the rotating part;

the second clamping part is matched with the first clamping part, a lug matched with the thread is arranged on the second clamping part, the second clamping part is positioned in the rotating part and is in threaded connection with the rotating part, and one end of the second clamping part extends out of the rotating part;

the rotating part is rotated to drive the second clamping part to move along the axial direction of the first clamping part, so that the second clamping part is close to or far away from the first clamping part.

2. The clamping device of claim 1, wherein: the lug is a cylinder.

3. The clamping device of claim 1, wherein: the lug is provided with an inclined plane matched with the thread.

4. A holding device according to any one of claims 1 to 3, wherein: the first clamping part comprises a sleeve and a supporting plate arranged on the sleeve, a first clamping block and a first through hole are arranged on the supporting plate, and the first through hole is communicated with the sleeve; the rotating part is sleeved on the sleeve; the second clamping portion is located within the sleeve and extends from the first through hole.

5. The clamping device of claim 4, wherein: the side wall of the first through hole is further provided with a protrusion, the second clamping part is provided with a limiting groove matched with the protrusion, and at least part of the protrusion extends into the limiting groove.

6. The clamping device of claim 5, wherein: the second clamping part comprises a second clamping block matched with the first clamping block, a connecting plate and a bearing plate, the second clamping block is connected with the bearing plate through the connecting plate, the limiting groove is formed in the connecting plate, and the lug is arranged on the bearing plate.

7. The clamping device of claim 6, wherein: the supporting plate is provided with two first clamping blocks, the two first clamping blocks are arranged oppositely, and the second clamping block is located between the two first clamping blocks.

8. The clamping device of claim 6, wherein: the clamping device further comprises a connecting portion, the connecting portion is connected with the first clamping portion and extends out of the rotating portion, and the connecting portion and the second clamping portion are located at two ends of the rotating portion respectively.

9. The clamping device of claim 8, wherein: the connecting part comprises a connector and a limiting column arranged on the connector, and the limiting column is connected with the supporting plate; the bearing plate is provided with a second through hole, and the second clamping part is sleeved on the limiting column through the second through hole.

10. The clamping device of claim 9, wherein: the connecting part also comprises a connecting piece, the connecting piece is arranged on the connecting head, and the connecting piece is connected with the limiting column and forms a U-shaped groove; the connecting plate is further provided with an opening matched with the U-shaped groove, and the opening is communicated with the second through hole.