CN220037964U

CN220037964U - Clamping assembly and clamping device

Info

Publication number: CN220037964U
Application number: CN202321318430.9U
Authority: CN
Inventors: 罗沐华
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-26
Filing date: 2023-05-26
Publication date: 2023-11-17
Anticipated expiration: 2033-05-26

Abstract

The utility model discloses a clamping assembly and a clamping device.A clamping groove for clamping a first clamping photographic device is concavely formed in the top of a base, the clamping piece comprises a first extending part and a second extending part, and the first extending part forms a first side groove wall of the clamping groove which is vertically arranged; the second extension part penetrates through the top of the base and is accommodated in the through groove, the free end of the second extension part is positioned at the outer side of the through groove, and the elastic piece is compressed between the inner groove wall of the through groove and one side surface of the second extension part facing the first extension part; the retaining member is vertically penetrated with a containing groove, a part of the inner groove wall at the top end of the containing groove is circumferentially provided with a radially extending limiting part, and the annular table is rotationally contained in the containing groove, so that the limiting part is limited between the free end of the second extending part and the base. According to the clamping assembly, the locking piece is rotated, so that the limiting part is limited between the free end of the second extending part and the base, and the first side groove wall is abutted against the first photographic equipment to be locked, so that the clamping assembly is convenient and quick to operate and simple in structure.

Description

Clamping assembly and clamping device

Technical Field

The utility model relates to the technical field of photographic equipment, in particular to a clamping assembly and a clamping device.

Background

With the rapid development of the photographic industry, photographic equipment is widely applied to various working and living scenes, the requirements of people on the functions of the photographic equipment are also higher and higher, and some photographic accessories are widely demanded. The clamping device can be used for installing photographic equipment such as a camera, a monitor, a microphone, a flash lamp, a light supplementing lamp and the like on photographic accessories such as a tripod and a tripod head, or connecting different or same photographic accessories together, such as a handle is installed on a slide bar or a cage and the like, so that better shooting effect is realized. The existing clamping device is provided with a clamping structure for being connected with photographic accessories with an adapter interface such as a quick-mounting plate, a slide bar and a cage to realize the installation of photographic accessories or equipment, but the clamping structure is generally used for further propping against photographic equipment through directly manually rotating a screw rod driving sliding block to realize the locking or unlocking of the clamping structure, and the clamping structure needs to be rotated for a plurality of circles when rotating the screw rod, so that the operation is inconvenient, inconvenient and the experience effect is poor.

Disclosure of Invention

The utility model provides a clamping assembly, and aims to solve the technical problems that the clamping assembly is complex in locking and unlocking operations and not quick.

In order to achieve the above object, the present utility model provides a clamping assembly, wherein a clamping groove for clamping a first photographic device is concavely formed in the top of the base, the clamping assembly comprises a first extension portion and a second extension portion, the intersection area of the first extension portion and the second extension portion is rotatably mounted on the top of the base through a connecting shaft, and the first extension portion forms a vertically arranged first side groove wall of the clamping groove; and

the bottom of the base is also convexly provided with an annular table, the annular table transversely penetrates through a through groove, the second extension part penetrates through the top of the base and is accommodated in the through groove, the free end of the second extension part is positioned at the outer side of the through groove, and the elastic part is compressed between the inner groove wall of the through groove and one side surface of the second extension part, which faces the first extension part;

the locking piece is vertically penetrated with a containing groove, a limiting part extending radially is circumferentially arranged on the groove wall of the inner side of the top end of the containing groove, and the annular table is rotationally contained in the containing groove, so that the limiting part is limited between the free end of the second extending part and the base.

Preferably, the free end of the first extension part is further provided with a first clamping part extending towards the second side groove wall of the clamping groove, the first clamping part and the first extension part form a V-shaped groove, and the opening of the V-shaped groove faces the clamping groove and is communicated with the clamping groove.

Preferably, the limiting part is arranged around 2/3 of the circumference of the inner side groove wall of the accommodating groove.

Preferably, the thickness of the limiting part increases along the extending direction from one end to the other end.

Preferably, the clamping assembly further comprises an end cover, the end cover is fixed at one end, far away from the clamping piece, of the annular table, the locking piece is limited between the end cover and the base in a rotating mode, and an inner groove wall at the bottom end of the containing groove is connected with the end cover in a rotating mode.

Preferably, an annular portion is formed on a side face of the end cover, facing the clamping piece, and the annular portion is rotatably accommodated in the accommodating groove.

Preferably, the base comprises a base body and a cover plate fixedly connected with the base body, a clamping groove on the base body is communicated with the through groove, the cover plate covers the upper part of the through groove and forms a bottom groove wall of the clamping groove, and the elastic piece is located between the cover plate and the second extension part.

Preferably, the base is further provided with an annular groove surrounding the annular table, the locking piece is correspondingly provided with a sliding part in a protruding mode, and the sliding part slides along the annular groove.

Preferably, both ends of the limiting part are inclined planes.

The utility model also provides a clamping device, which comprises a device main body and the clamping assembly, wherein the clamping assembly is arranged on the device main body.

According to the technical scheme, the locking piece is rotated, so that the limiting part is limited between the free end of the second extending part and the base, and the first side groove wall is abutted against the first photographic equipment to be locked, so that the operation is convenient, quick and simple in structure.

Drawings

FIG. 1 is a schematic view of a clamping assembly according to the present utility model;

FIG. 2 is an exploded view of the clamping assembly of FIG. 1;

FIG. 3 is another exploded view of the clamping assembly of FIG. 1;

FIG. 4 is a schematic view of the locking member of FIG. 1;

FIG. 5 is a schematic view of the locking member of FIG. 1 at an alternative angle;

fig. 6 is a schematic structural view of a base of the clamping assembly of the present utility model.

Reference numerals:

a base 10; a base 11; a clamping groove 12; an annular table 13; a through slot 14; an annular groove 15; a second side groove wall 16; a second clamping portion 161; a cover plate 17;

a clamp 20; a first extension 21; a first clamping portion 211; a V-shaped groove 212; a second extension 22;

a locking member 30; a receiving groove 31; a stopper 32; a sliding part 33;

an elastic member 40;

a connecting shaft 50;

an end cap 60; an annular portion 61.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below are exemplary and intended to illustrate the present utility model and should not be construed as limiting the utility model, and all other embodiments, based on the embodiments of the present utility model, which may be obtained by persons of ordinary skill in the art without inventive effort, are within the scope of the present utility model.

The utility model provides a clamping assembly, as shown in fig. 1 to 3, wherein the clamping assembly is provided with a clamping groove 12, the clamping groove 12 is used for clamping photographic equipment, the photographic equipment comprises photographic equipment and related photographic accessories, the photographic equipment comprises cameras, video cameras, mobile phones, iPad, stabilizers and other electronic equipment, the photographic accessories comprise light supplementing lamps for assisting photographic shooting, monitors, microphones and other photographic accessories, and the photographic accessories also comprise quick-mounting plates, sliding strips, transfer supports, camera protection frames, monitor protection frames, stabilizer protection frames, microphone supports, magic hands, high-force clamps, side handles, upper handles, hydraulic bulbs, kettle lifting handles, suckers and the like.

The clamping component can be integrally arranged with the photographic equipment, can be integrally arranged with the photographic accessory, and can be arranged in a split mode, and the clamping component is used as an intermediate connecting device to connect the equipment with the equipment, the photographic accessory with the equipment and the photographic accessory with the photographic accessory. For example, the clamping component is arranged on the handle, the handle can be connected with a cage, a slide bar and other photographic accessories matched with the clamping groove 12 of the clamping component, the clamping component can also be arranged on the bottom side of the light supplementing lamp, the clamping component can also be arranged on the microphone, the clamping component can also be arranged on the bottom side of the upper handle, and the clamping component can also be arranged on the protective frame of the electronic equipment so that the protective frame is arranged on other accessories.

In the first embodiment, as shown in fig. 1 to 3, the clamping assembly includes a base 10, a clamping member 20, a locking member 30 and an elastic member 40, a clamping groove 12 for clamping a first clamping photographic apparatus is concavely formed at the top of the base 10, the clamping member 20 includes a first extension portion 21 and a second extension portion 22, an intersection area of the first extension portion 21 and the second extension portion 22 is rotatably mounted at the top of the base 10 through a connecting shaft 50, and the first extension portion 21 forms a vertically disposed first side groove wall of the clamping groove 12; and

the bottom of the base 10 is also provided with an annular table 13 in a protruding mode, the annular table 13 transversely penetrates through the through groove 14, the second extension part 22 penetrates through the top of the base 10 and is accommodated in the through groove 14, the free end of the second extension part 22 is located outside the through groove 14, and the elastic piece 40 is compressed between the inner groove wall of the through groove 14 and one side face, facing the first extension part 21, of the second extension part 22;

wherein, the locking member 30 is vertically penetrated with a receiving groove 31, a part of the inner groove wall at the top end of the receiving groove 31 is circumferentially provided with a radially extending limiting portion 32, and the annular table 13 is rotatably received in the receiving groove 31, so that the limiting portion 32 is limited between the free end of the second extending portion 22 and the base 10.

Rotation of the rotational locking member 30 may cause the stop 32 to rotate between the free end of the second extension 22 and the base 10 or out of between the free end of the second extension 22 and the base 10. After assembly, when the limiting part 32 is avoided from a limiting space formed between the free end of the second extending part 22 and the base 10, one side of the sliding strip part matched with the clamping groove 12 is clamped into the second side groove wall 16, the other side of the sliding strip part pushes the first extending part 21 to rotate around the connecting shaft 50 away from the second side groove wall 16, the second extending part 22 is driven to rotate around the connecting shaft 50 and move close to the inner side wall of the through groove 14, the elastic part 40 is further compressed until the other side of the sliding strip part slides into the clamping groove 12, the restoring force generated by the elastic part 40 pushes the second extending part 22 to drive the first extending part 21 to move close to the second side groove wall 16 when the second extending part 22 is restored, so that the clamping effect on the sliding strip part is realized by the second side groove wall 16 and the first extending part 21, and in order to prevent the sliding strip part from being separated from the upper part of the clamping groove 12, the locking part 30 is rotated along the first direction, so that the limiting part 32 slides into the space between the free end of the second extending part 22 and the base 10, the movable range of the second extending part 22 is limited, the sliding strip part is locked, the first photographing equipment is locked, and the operation is simpler and more stable, and the use effect is improved.

The connecting shaft 50 and the clamping member 20 may be integrally provided or may be separately provided. The elastic member 40 may be a spring. The outer circumference of the locking member 30 may be provided with friction portions such as threads, protrusions, etc.

Preferably, in order to facilitate the sliding strip portion to slide out of the clamping groove 12, a first inclined plane (not labeled) is formed on a side of the first clamping portion 211 facing the bottom groove wall of the clamping groove 12, a second inclined plane (not labeled) intersecting with the first inclined plane is formed on a side of the first extending portion 21 facing the clamping groove 12, the first inclined plane and the second inclined plane may intersect to form a line, and may also be connected through an arc surface or a vertical plane, the first inclined plane and the second inclined plane generally form a V-shaped groove 212, the first inclined plane, the second inclined plane and the base 10 may cooperate to form a bidirectional dovetail groove, the two dovetail grooves are overlapped up and down to form a V-shape, the clamping groove 12 is a double dovetail groove with a large upper side and a small lower side, the side edge of the sliding strip portion is correspondingly provided with a V-shaped edge, so that the lower inclined plane of the side edge of the sliding strip portion slides into the V-shaped groove 212, and the upper inclined plane slides out of the V-shaped groove 212, while the side edge of the sliding strip portion is clamped into the V-shaped groove 212 along the side edge, the V-shaped edge of the first inclined plane (not labeled) and the second inclined plane (not labeled) are more tightly bonded, and the two V-shaped grooves may be correspondingly provided with openings 161corresponding to the side surfaces of the V-shaped groove 212.

As shown in fig. 4 to 6, when the slide bar portion of the first photographic apparatus needs to be unlocked, when the locking member 30 is rotated along the second direction, the side wall of the accommodating groove 31 rotates around the periphery of the annular table 13 to drive the limiting portion 32 to slide out from between the free end of the second extending portion 22 and the base 10, so that in the process that the slide bar portion pushes the first extending portion 21 to slide out of the clamping groove 12, when the first extending portion 21 rotates around the connecting shaft 50 away from the second side groove wall 16, the second extending portion 22 is driven to rotate around the connecting shaft 50 and move close to the inner side wall of the through groove 14, so that the elastic member 40 is further compressed, and after the slide bar portion slides out of the clamping groove 12, the restoring force generated by the elastic member 40 pushes the second extending portion 22 to move close to the second side groove wall 16 when the slide bar portion is restored, thereby facilitating and being able to disassemble the first clamped photographic apparatus, and simultaneously, without disassembling other photographic fittings, such as in the prior art, the slide bar portion needs to slide in or slide out from one side of the slide bar portion, requiring a larger installation space. The first direction and the second direction are directions, for example, the first direction is clockwise, and the second direction is counterclockwise.

In order to prevent the slide bar portion from being separated from the upper side of the clamping groove 12, the free end of the first extension portion 21 is further provided with a first clamping portion 211 extending toward the second side groove wall 16 of the clamping groove 12, the second side groove wall 16 is provided with a second clamping portion 161 extending toward the first clamping portion 211, and the first clamping portion 211 and the second clamping portion 161 are located above the clamping groove 12. After assembly, the first clamping portion 211 and the second clamping portion 161 extend above the slide bar portion.

Preferably, the limiting portion 32 is looped around 2/3 of the circumference of the inner groove wall of the accommodating groove 31, and is not particularly limited. The surface of the side groove wall of the first extension part 21 facing the clamping groove 12 is an inclined surface, and the two sides of the sliding strip part are correspondingly provided with inclined surfaces matched with the first extension part 21, so that the sliding strip part is more attached to the side groove wall of the clamping groove 12. To facilitate sliding of the slide bar portion into the clamping groove 12, the inclined surface of the first extension portion 21 and the inclined surface of the second side groove wall 16 are arranged to be expandable.

In order to lock the slide bar portion, the stopper portion 32 is provided with an increase in thickness in the extending direction along one end to the other end thereof. The thickness of the portion of the limiting portion 32 between the free end of the second extending portion 22 and the base 10 is gradually increased during the process that the limiting portion 32 slides into the space between the free end of the second extending portion 22 and the base 10 along the first direction, so that the upper side and the lower side of the limiting portion 32 respectively support the free end of the second extending portion 22 and the base 10, thereby limiting the free end of the second extending portion 22 to be unable to move, and further realizing more stable locking of the sliding strip portion.

Specifically, the clamping assembly further comprises an end cover 60, the end cover 60 is fixed at one end of the annular table 13 far away from the clamping piece 20, the locking piece 30 is limited between the end cover 60 and the base 10 in a rotating mode, and an inner groove wall at the bottom end of the accommodating groove 31 is connected with the end cover 60 in a rotating mode. The side of the end cap 60 facing away from the annular table 13 may be connected to a second photographic apparatus in a manner not limited, such as a screw connection, a slider connection, a clamp assembly connection, etc. The end cap 60 may be circular.

Preferably, the end cap 60 is provided with an annular portion 61 on a side surface facing the holder 20, and the annular portion 61 is rotatably received in the receiving groove 31, and the holder 20 is rotated around the annular portion 61.

Referring to fig. 3 and 6 in combination, preferably, the base 10 includes a base 11 and a cover 17 fixedly connected to the base 11, the clamping groove 12 on the base 11 is communicated with the through groove 14, the cover 17 covers the upper portion of the through groove 14 and forms a bottom wall of the clamping groove 12, and the elastic member 40 is located between the cover 17 and the second extension 22, so as to facilitate installation of the elastic member 40 and the clamping member 20. After the second extension 22 passes through the through slot 14, the connecting shaft 50 sequentially passes through the base 11 and the clamping member 20, and then the elastic member 40 is placed on the second extension 22, the elastic member 40 is compressed by the cover 17, and covers the through slot 14, and the cover 17 is fixed at the bottom of the clamping slot 12 by screws. The cover 17 may be square.

Referring to fig. 5 and 2, in order to prevent over-rotation of the locking member 30, the base 10 is further provided with an annular groove 15 provided around the annular table 13, and the locking member 30 is correspondingly provided with a sliding portion 33 protruding, and the sliding portion 33 slides along the annular groove 15. The sliding portion 33 slides along the annular groove 15 when the locking member 30 is rotated. The number of the annular grooves 15 may be 2, and the annular grooves are arranged at intervals.

Both ends of the limiting portion 32 are inclined surfaces, so that the limiting portion 32 can slide in or out between the free end of the second extending portion 22 and the base 10.

In the present embodiment, at least one of the clamping members 20 is provided, for example, the clamping groove 12 is a strip-shaped clamping groove 12 with two open ends, the clamping groove 12 includes two sidewalls, the two sidewalls are a first side groove wall and a second side groove wall 16, the first side groove wall and the second side groove wall 16 are arranged in parallel, the second side groove wall 16 is fixedly connected with the base 10, or the second side groove wall 16 may be another first side groove wall, and the first side groove wall and the second side groove wall 16 are clamped at two sides of the sliding strip portion. Of course, the clamping groove 12 may further include a third side groove wall, and the third side groove wall is concavely provided with an opening groove, and the first side groove wall is rotatably accommodated in the opening groove. Further, if the clamping groove 12 may have a plurality of side groove walls, the plurality of side groove walls may form a regular polygon clamping groove 12, or may be an irregular polygon clamping groove 12, and may have one opening or more than one opening, or may not have an opening, the first photographic apparatus is correspondingly provided with a clamping block, and each side groove wall of the clamping groove 12 is clamped at a side edge of the clamping block. The clamping groove 12 may have two or more side groove walls, one or more first side groove walls, and the other side groove walls may be fixed side groove walls, which are not limited in this regard.

In summary, for the clamping assembly with the second side groove wall 16 being a fixed side wall, after assembly, when the limiting portion 32 is set away from the limiting space formed between the free end of the second extension portion 22 and the base 10, the V-shaped edge of one side of the slide bar portion adapted to the clamping groove 12 of the first photographic apparatus is clamped into the V-shaped groove 212 of the second side groove wall 16, the lower inclined surface of the V-shaped edge of the other side pushes the first extension portion 21 to relatively slide along the lower inclined surface of the V-shaped edge of the other side of the slide bar portion when the first extension portion 21 rotates around the connecting shaft 50 away from the second side groove wall 16, and drives the second extension portion 22 to rotate around the connecting shaft 50 and move towards the inner side wall of the through groove 14, so that the elastic member 40 is further compressed, the V-shaped edge of the other side of the slide bar portion slides into the V-shaped groove 212 to enable the slide bar portion to be accommodated in the clamping groove 12, the restoring force generated by the elastic member 40 pushes the second extension portion 22 to move towards the second side groove 16 when being restored, therefore, the second side groove wall 16 and the first extension portion 21 realize the clamping function of the slide bar portion, the first clamping portion 211 and the second clamping portion 161 are located above the slide bar portion, in order to prevent the slide bar portion from being separated from the upper portion of the clamping groove 12, when the locking member 30 is rotated along the first direction, the sliding portion 33 slides along the annular groove 15, so that the thickness of a portion of the limiting portion 32 sliding between the free end of the second extension portion 22 and the base 10 is gradually increased, so that the upper side and the lower side of the limiting portion 32 respectively support the free end of the second extension portion 22 and the surface of the base 10, thereby fixing the second extension portion 22, further realizing that the first extension portion 21 and the second side groove wall 16 further clamp the two sides of the slide bar portion, thereby realizing locking the first photographic equipment, having simple operation and being more stable, and improving the use effect.

In the process of unlocking the slide bar part of the first photographic apparatus, when the locking member 30 is rotated along the second direction, the side wall of the accommodating groove 31 rotates around the periphery of the annular table 13 to drive the limiting part 32 to slide out from between the free end of the second extending part 22 and the base 10 so as to avoid a space between the free end of the second extending part 22 and the base 10, and thus, when the upper surface of the V-shaped edge of one side of the slide bar part slides along the inclined surface of the first extending part 21, the first extending part 21 is pushed to expand outwards until the V-shaped edge slides out of the V-shaped groove 212, and when the first extending part 21 rotates around the connecting shaft 50 away from the second side groove wall 16, the second extending part 22 is driven to rotate around the connecting shaft 50 and move close to the inner side wall of the through groove 14, so that the elastic part 40 is further compressed until the restoring force generated by the elastic part 40 pushes the second extending part 22 to reset, and drives the first extending part 21 to move close to the second side groove wall 16.

The utility model also provides a clamping device for photographic equipment, which also comprises a device main body and the clamping component, wherein the clamping component is used for being connected with the first photographic equipment, so that the device main body is rotatably connected with the first photographic equipment.

The device main body can also be photographic equipment, and the device main body is second photographic equipment for the clamping component can independently use, installs on different photographic equipment, if clamping component one side accessible retaining member such as screw installs on the cage, and clamping component opposite side accessible clamping component connects on first photographic equipment.

The above description of the preferred embodiments of the present utility model should not be taken as limiting the scope of the utility model, but rather should be understood to cover all modifications, variations and adaptations of the present utility model using its general principles and the following detailed description and the accompanying drawings, or the direct/indirect application of the present utility model to other relevant arts and technologies.

Claims

1. The clamping assembly is characterized by comprising a base, a clamping piece, a locking piece and an elastic piece, wherein a clamping groove for clamping a first clamping photographic device is concavely formed in the top of the base, the clamping piece comprises a first extending part and a second extending part, an intersecting area of the first extending part and the second extending part is rotatably arranged at the top of the base through a connecting shaft, and the first extending part forms a vertically arranged first side groove wall of the clamping groove; and

the locking piece is vertically penetrated with a containing groove, a limiting part extending radially is circumferentially arranged on the groove wall of the inner side of the top end of the containing groove, and the annular table is rotatably contained in the containing groove, so that the limiting part is limited between the free end of the second extending part and the base or is rotated out.

2. The clamping assembly of claim 1 wherein the free end of the first extension is further provided with a first clamping portion extending toward the second side channel wall of the clamping channel, the first clamping portion and the first extension forming a V-shaped channel, the V-shaped channel opening toward and communicating with the clamping channel.

3. The clamping assembly of claim 1 wherein the retainer is looped around 2/3 of the perimeter of the inner channel wall of the receiving channel.

4. The clamping assembly of claim 1, wherein the limiting portion has an increasing thickness along an extension thereof from one end to the other end.

5. The clamp assembly of claim 1, further comprising an end cap secured to an end of the annular table remote from the clamp, the retaining member is rotationally constrained between the end cap and the base, and an inner sidewall at a bottom end of the receiving slot is rotationally coupled to the end cap.

6. The clamp assembly of claim 5, wherein a side of the end cap facing the clamp is looped with an annular portion that is rotatably received in the receiving slot.

7. The clamping assembly of claim 1, wherein the base comprises a base body and a cover plate fixedly connected with the base body, wherein the clamping groove on the base body is communicated with the through groove, the cover plate covers the upper side of the through groove and forms a bottom groove wall of the clamping groove, and the elastic piece is located between the cover plate and the second extension portion.

8. The clamping assembly of claim 1, wherein the base is further provided with an annular groove disposed around the annular table, and the locking member is correspondingly convexly provided with a sliding portion that slides along the annular groove.

9. A clamping assembly according to claim 3, wherein both ends of the limiting portion are inclined surfaces.

10. A clamping device, characterized in that it comprises a device body and a clamping assembly according to any one of claims 1 to 9, said clamping assembly being mounted to said device body.