CN210462263U

CN210462263U - Clamping device

Info

Publication number: CN210462263U
Application number: CN201921574388.0U
Authority: CN
Inventors: 李桂平
Original assignee: Zhongshan Yunteng Photographic Equipment Co ltd
Current assignee: Zhongshan Yunteng Photographic Equipment Co ltd
Priority date: 2019-09-21
Filing date: 2019-09-21
Publication date: 2020-05-05
Anticipated expiration: 2029-09-21

Abstract

The utility model discloses a clamping device, which comprises a mounting seat, a first clamping jaw, a second clamping jaw, a first screw rod, an elastic component and an adjusting handle, wherein the mounting seat is provided with a groove, the first clamping jaw and the second clamping jaw are hinged together through a third pin shaft and are embedded in the groove, one end of the first screw rod is fixedly connected with the third pin shaft, the other end of the first screw rod protrudes out of the mounting seat, the adjusting handle is in threaded connection with the first screw rod protruding out of the mounting seat, the elastic component is sleeved on the first screw rod, the first screw rod is adjusted by rotating the adjusting handle, the first screw rod drives the third pin shaft to move, thereby realizing the folding or unfolding of the first clamping jaw and the second clamping jaw, when the first clamping jaw and the second clamping jaw are folded, the clamping device can be clamped and fixed on a supporting leg of a tripod, the mounting mode has simple operation and flexible installation, and can flexibly adjust the mounting height of the clamping device, due to the simple operation of the installation mode, the installation time can be saved.

Description

Clamping device

Technical Field

The utility model relates to a video supports and auto heterodyne technical field, in particular to centre gripping camera device's a clamping device.

Background

At present, cell-phone and panel computer are except having the video function, still a shooting instrument, use the cell-phone, when the panel computer, perhaps need use support and clamping device, clamping device generally all includes the objective table, the grip block, a through-hole has been seted up to the bottom at the objective table, nested facing in the through-hole, or set up the through-hole and nested a facing in the grip block side, clamping device forms threaded connection through the facing of nested in the objective table or the facing of nested in the grip block and the screw that sets up at the support top, thereby make clamping device fix on the support.

In the process of installing the clamping device and the bracket, the clamping device can only be installed at the top of the bracket, the position height of the clamping device can only be adjusted through the bracket, the existing clamping device is single in installation mode and inflexible in installation, and the position height of the clamping device is inflexible in installation; in addition, the installation of the clamping device and the bracket through threaded connection enables a user to spend a great deal of time to complete the installation every time, so that the experience of the user is poor.

Disclosure of Invention

The utility model aims at providing a clamping device to enrich the mounting means of clamping device and support, make the clamping device installation more nimble and make the regulation of the position height of its installation more convenient, simultaneously, also simplified the mounting means, practice thrift installation time.

The technical scheme of the utility model is realized like this:

a clamping device, characterized in that it comprises:

the mounting seat is provided with a groove;

the first clamping jaw is arranged in the groove through a first pin shaft and is positioned at the lower end part of the mounting seat, and the first clamping jaw can rotate along the first pin shaft;

the second clamping jaw is arranged in the groove through a second pin shaft and is positioned at the upper end part of the mounting seat, and the second clamping jaw can rotate along the second pin shaft;

the first clamping jaw and the second clamping jaw comprise hinged parts, a third pin shaft is inserted into the hinged parts, and the first clamping jaw and the second clamping jaw are hinged together through the third pin shaft;

the first screw rod is positioned in the second through hole formed in the mounting seat and can move along the axial direction of the second through hole, one end of the first screw rod is connected with the third pin shaft, and the other end of the first screw rod protrudes out of the mounting seat;

the elastic component is sleeved on the first screw rod and positioned between one end surface of the hinge part and the bottom surface of the groove;

the adjusting handle is in threaded connection with a first screw rod protruding out of the mounting seat;

and the clamping assembly is rotatably arranged on the second clamping jaw.

Preferably, the bottom of the first clamping jaw is provided with a third through hole, and the first tooth socket is nested in the third through hole.

Preferably, the first screw rod comprises a connecting part and a thread section axially protruding from one end face of the connecting part, the connecting part is located in the hinge part, a first through hole is formed in the connecting part, the third pin shaft is inserted into the first through hole, the thread section is located in a second through hole formed in the mounting seat, and part of the thread section protrudes out of the mounting seat.

Preferably, a bracket is arranged at the top of the second clamping jaw, a ball is arranged at the end of the bracket, and the clamping assembly is mounted on the ball and can rotate along the ball.

Preferably, the clamping assembly comprises an object stage, a first clamping block, a second clamping block, a movable seat and a second screw, and a second screw channel is formed in the object stage along the length direction; the first clamping block is rotatably arranged at one end of the objective table; the second clamping block is rotatably arranged on the movable seat and is positioned at the other end of the objective table, and the movable seat can move relative to the first clamping block along the length direction of the objective table in a stroke; the second screw is rotatably arranged on the movable seat, and the free end of the second screw extends out of the movable seat to enter a second tooth socket nested in the second screw channel and can move relative to the second screw channel.

Preferably, the other end of the second screw rod opposite to the free end penetrates through the movable seat and is fixedly connected with an adjusting knob.

Preferably, the inside of the object stage is further provided with guide grooves along the length direction, guide rods matched with the guide grooves are fixedly arranged on one side, opposite to the guide grooves, of the movable seat, the number of the guide grooves is two, the guide grooves are symmetrical about the channel, and the guide rods matched with the two guide grooves on the movable seat are two rows.

Preferably, the connecting seat is installed at the bottom of the objective table through screw locking, the connecting seat comprises a connecting section and a locking section, the locking section is arranged at the lower end part of the connecting section, a screw hole for a screw to pass through is formed in the connecting section, and the locking section is sleeved on a ball body arranged on the second clamping jaw.

Preferably, the locking section comprises a plurality of third clamping jaws that circumference evenly distributed, and a cavity is enclosed to inside the a plurality of third clamping jaws, the cavity is arranged in to the spheroid, and there is a lock nut a plurality of third clamping jaws's surface through threaded connection, and lock nut locks a plurality of third clamping jaws, makes the third clamping jaw hold the spheroid tightly.

Preferably, the opposite clamping surfaces of the first clamping block and the second clamping block are provided with anti-skid convex strips and/or anti-skid pads.

Compared with the prior art, the utility model, there is following advantage:

1. a clamping device comprises a mounting seat, a first clamping jaw, a second clamping jaw, a first screw rod, an elastic part and an adjusting handle, wherein the mounting seat is provided with a groove, the first clamping jaw and the second clamping jaw are hinged together through a third pin shaft and are embedded in the groove, one end of the first screw rod is fixedly connected with the third pin shaft, the other end of the first screw rod protrudes out of the mounting seat, the adjusting handle is in threaded connection with the first screw rod protruding out of the mounting seat, the elastic part is sleeved on the first screw rod, the first screw rod is adjusted through rotating the adjusting handle, the first screw rod drives the third pin shaft to move, so that the first clamping jaw and the second clamping jaw are folded or unfolded, when the first clamping jaw and the second clamping jaw are folded, the clamping device can be clamped and fixed on a supporting leg of a tripod, the mounting mode is simple to operate and flexible to mount, the mounting height of the clamping device can be flexibly adjusted, and the mounting mode, installation time can also be saved.

2. Other advantages of the present invention are described in detail in the examples section of this specification.

Drawings

Fig. 1 is a perspective view of a clamping device provided by the present invention;

fig. 2 is an exploded view of a clamping device provided by the present invention;

fig. 3 is a front view of the clamping device provided by the present invention;

FIG. 4 is a cross-sectional view A-A provided in FIG. 3;

fig. 5 is a perspective view of the clamping assembly provided by the present invention;

fig. 6 is an exploded view of a clamping assembly provided by the present invention;

fig. 7 is a schematic view of an installation manner of the clamping device provided by the present invention;

fig. 8 is a schematic view of another installation manner of the clamping device provided by the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 8, the present embodiment provides a clamping device including: the clamping device comprises a mounting base 1, a first clamping jaw 2A, a second clamping jaw 2B, a first screw rod 4, an elastic component 5, an adjusting handle 6 and a clamping assembly 7, wherein the mounting base 1 is provided with a groove 11, the first clamping jaw 2A is installed in the groove 11 through a first pin shaft 3A and can rotate along the first pin shaft 3A, the second clamping jaw 2B is installed in the groove 11 through a second pin shaft 3B and can rotate along the second pin shaft 3B, the first clamping jaw 2A and the second clamping jaw 2B comprise a hinge part 21, and a third pin shaft 3C is inserted into the hinge part 21; the first screw rod 4 is positioned in a second through hole 12 formed in the mounting base 1 and can move along the axial direction of the second through hole 12, one end of the first screw rod 4 is hinged with the third pin shaft 3C and positioned in the hinged part 21, and the other end of the first screw rod 4 protrudes out of the mounting base 1; the elastic part 5 is sleeved on the first screw rod 4 and is positioned between one end face of the hinge part 21 and the bottom face of the groove 11; the adjusting handle 6 is in threaded connection with a threaded section 42 of the first screw rod 4 extending out of the mounting seat 1; the clamping component 7 is rotatably arranged on the second clamping jaw 2B, the clamping component 7 is used for installing a camera device or a display device, the camera device is a mobile phone 102, the first screw rod 4 is adjusted by rotating the adjusting handle 6, the first screw rod 4 drives the third pin shaft 3A to move, so that the first clamping jaw 2A and the second clamping jaw 2B are folded or unfolded, when the adjusting handle 6 is rotated clockwise, the adjusting handle 6 tightens the first screw rod 4, the first screw rod 4 drives the third pin shaft 3A to move, the first clamping jaw 2A and the second clamping jaw 2B respectively rotate around the first pin shaft 3A and the second pin shaft 3B, meanwhile, the hinge part 21 compresses the elastic part 5, the first clamping jaw 2A and the second clamping jaw 2B are folded, so that the clamping device 110 is clamped and fixed on the supporting leg 101 of the tripod 100, the installation mode is simple in operation and flexible in installation, and can flexibly adjust the installation height of the clamping device 110, due to the simple operation of the installation mode, the installation time can be saved.

When the adjusting handle 6 is rotated counterclockwise, the adjusting handle 6 releases the first screw 4, the elastic member 5 is reset, and the first clamping jaw 2A and the second clamping jaw 2B are automatically opened, so that the first clamping jaw and the second clamping jaw are released, and the tripod 100 can be taken down from the supporting foot 101.

Preferably, the elastic member 5 is a spring.

Preferably, the bottom of the first clamping jaw 2A is provided with a third through hole 21A, and the first tooth socket 8A is nested in the third through hole 21A, so that the traditional installation mode is kept, and the clamping device is more flexibly installed.

Preferably, the first screw rod 4 comprises a connecting portion 41 and a threaded portion 42 axially protruding from one end face of the connecting portion 41, the connecting portion 41 is located in the hinge portion 21, a first through hole 411 is formed in the connecting portion 41, the third pin shaft 3C is inserted into the first through hole 411, the threaded portion 42 is located in the second through hole 12 formed in the mounting seat 1, and a part of the threaded portion protrudes out of the mounting seat 1, so that the structure is simple, and the assembly is convenient.

Preferably, a support 21B is arranged at the top of the second clamping jaw 2B, a sphere 22B is arranged at the end of the support 21B, the clamping assembly 7 is mounted on the sphere 22B, the clamping assembly 7 comprises an object stage 71, a first clamping block 72, a second clamping block 73, a movable seat 74 and a second screw 75, and a second screw 75 channel is formed in the object stage 71 along the length direction; the first clamping block 72 is rotatably mounted at one end of the stage 71; the second clamping block 73 is rotatably arranged on the movable seat 74 and is positioned at the other end of the object stage 71, and the movable seat 74 can move relative to the first clamping block 72 along the length direction of the object stage 71 in a stroke; second screw rod 75 rotationally installs on sliding seat 74, and its free end stretches out in sliding seat 74 gets into nested second facing 8A in the second screw rod 75 passageway and can remove relative second screw rod 75 passageway, installs connecting seat 9 through screw locking in objective table 71's bottom, connecting seat 9 includes linkage segment 91 and locking section 92, and locking section 92 sets up the lower tip at linkage segment 91, sets up the screw that supplies the screw to pass in the linkage segment 91, locking section 92 suit just can follow spheroid 22B and rotate on the spheroid 22B that second clamping jaw 2B set up, and the multi-angle is rotated, can satisfy the requirement that the camera device multi-angle was shot to clamping device's angle compensation, has improved clamping device's practicality.

Preferably, the other end of the second screw 75 opposite to the free end penetrates the movable seat 74 and is fixedly connected with an adjusting knob 76, so that the second screw 75 can be conveniently rotated, and the operation is simple.

Preferably, a first limiting block 721 is disposed at the bottom of the first clamping block 72, and is used for limiting the rotation angle of the first clamping block 72, so that after the first clamping block 72 is opened, the first clamping block 72 is perpendicular to the object placing table; the bottom of the second clamping block 73 is provided with a clearance hole 731, a second limiting block 732 is arranged in the clearance hole 731, the clearance hole 731 prevents the second clamping block 73 from interfering with the adjusting knob 76 when rotating, the second limiting block 732 is used for limiting the rotation angle of the second clamping block 73, and after the second clamping block 73 is opened, the second clamping block 73 is perpendicular to the object placing table, so that the camera shooting device can be clamped conveniently.

Preferably, the inside of the object stage 71 is further provided with a guide groove 711 along the length direction thereof, one side of the movable seat 74 opposite to the guide groove 711 is fixedly provided with two guide rods 741 matched with the guide groove 711, the number of the guide grooves 711 is two, the guide rods 741 matched with the two guide grooves 711 on the movable seat 74 are symmetrical about the channel, and the positioning is accurate and the assembly is convenient.

Preferably, the locking section 92 is composed of a plurality of third clamping jaws which are uniformly distributed in the circumferential direction, a cavity 94 is defined inside the plurality of third clamping jaws, the ball 22B is placed in the cavity 94, the outer surfaces of the plurality of third clamping jaws are connected with a locking nut 95 through threads, and the locking nut 95 locks the plurality of third clamping jaws so that the third clamping jaws tightly hold the ball 22B; when the locking nut 95 is loosened, the clamping assembly 7 can rotate around the ball 22B, and the structure is simple and convenient to operate.

Preferably, the number of the plurality of third jaws is set to 4.

Preferably, the opposing clamping surfaces of the first clamping block 72 and the second clamping block 73 are provided with anti-slip ribs and/or anti-slip pads to increase friction force and prevent the camera device from falling.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principle of the present invention are equivalent replacement modes, and are all included in the scope of the present invention.

Claims

1. A clamping device, characterized in that it comprises:

the mounting seat (1) is provided with a groove (11);

the first clamping jaw (2A) is arranged in the groove (11) through a first pin shaft (3A) and is positioned at the lower end part of the mounting seat (1), and the first clamping jaw (2A) can rotate along the first pin shaft (3A);

the second clamping jaw (2B) is arranged in the groove (11) through a second pin shaft (3B) and is positioned at the upper end part of the mounting seat (1), and the second clamping jaw (2B) can rotate along the second pin shaft (3B);

the first clamping jaw (2A) and the second clamping jaw (2B) comprise hinged parts (21), third pin shafts (3C) are inserted into the hinged parts (21), and the first clamping jaw (2A) and the second clamping jaw (2B) are hinged together through the third pin shafts (3C);

the first screw (4) is positioned in a second through hole (12) formed in the mounting base (1) and can move along the axial direction of the second through hole (12), one end of the first screw (4) is connected with the third pin shaft (3C), and the other end of the first screw (4) protrudes out of the mounting base (1);

the elastic part (5) is sleeved on the first screw (4) and is positioned between one end surface of the hinge part (21) and the bottom surface of the groove (11);

the adjusting handle (6) is in threaded connection with the first screw (4) protruding out of the mounting base (1);

and the clamping assembly (7) is rotatably arranged on the second clamping jaw (2B).

2. A clamping device as claimed in claim 1, characterized in that: a third through hole (21A) is formed in the bottom of the first clamping jaw (2A), and a first tooth socket (8A) is nested in the third through hole (21A).

3. A clamping device as claimed in claim 1, characterized in that: the first screw rod (4) comprises a connecting portion (41) and a threaded section (42) axially protruding from one end face of the connecting portion (41), the connecting portion (41) is located in the hinge portion (21), a first through hole (411) is formed in the connecting portion (41), the third pin shaft (3C) is inserted into the first through hole (411), and the threaded section (42) is located in a second through hole (12) formed in the mounting seat (1) and partially protrudes out of the mounting seat (1).

4. A clamping device as claimed in claim 1, 2 or 3, characterized in that: a support (21B) is arranged at the top of the second clamping jaw (2B), a ball body (22B) is arranged at the end part of the support (21B), and the clamping assembly (7) is installed on the ball body (22B) and can rotate along the ball body (22B).

5. A clamping arrangement according to claim 4, characterised in that: the clamping assembly (7) comprises an object stage (71), a first clamping block (72), a second clamping block (73), a movable seat (74) and a second screw (75), and a second screw (75) channel is formed in the object stage (71) along the length direction; the first clamping block (72) is rotatably arranged at one end of the object stage (71); the second clamping block (73) is rotatably arranged on the movable seat (74) and is positioned at the other end of the object stage (71), and the movable seat (74) can move relative to the first clamping block (72) along the length direction of the object stage (71) in a stroke; the second screw (75) is rotatably arranged on the movable seat (74), and the free end of the second screw extends out of the movable seat (74) to enter a second tooth socket (8B) nested in the channel of the second screw (75) and can move relative to the channel of the second screw (75).

6. A clamping arrangement according to claim 5, characterised in that: the other end of the second screw rod (75) opposite to the free end penetrates through the movable seat (74) and is fixedly connected with an adjusting knob (76).

7. A clamping arrangement according to claim 6, characterised in that: the inside of the objective table (71) is further provided with guide grooves (711) along the length direction, guide rods (741) matched with the guide grooves (711) are fixedly arranged on one side, opposite to the guide grooves (711), of the movable seat (74), the number of the guide grooves (711) is two, the guide rods (741) matched with the two guide grooves (711) on the movable seat (74) are symmetrical about the channels, and the guide rods (741) are arranged in two rows.

8. A clamping arrangement according to claim 5, characterised in that: install connecting seat (9) through screw locking in the bottom of objective table (71), connecting seat (9) include linkage segment (91) and locking section (92), and locking section (92) set up the lower tip at linkage segment (91), offer the screw that supplies the screw to pass in linkage segment (91), locking section (92) suit is on spheroid (22B) that second clamping jaw (2B) set up.

9. A clamping arrangement according to claim 8, characterised in that: locking section (92) comprise a plurality of circumference evenly distributed's third clamping jaw, and a plurality of third clamping jaw are inside to be enclosed into to have a cavity (94), cavity (94) are arranged in to spheroid (22B), and there is a lock nut (95) on the surface of a plurality of third clamping jaws through threaded connection, and a plurality of third clamping jaws are locked to lock nut (95), make third clamping jaw hold tightly spheroid (22B).

10. A clamping arrangement according to claim 5, characterised in that: and anti-skid convex strips and/or anti-skid mats are arranged on the opposite clamping surfaces of the first clamping block (72) and the second clamping block (73).