CN216526693U

CN216526693U - Quick-release device and handheld quick-release support

Info

Publication number: CN216526693U
Application number: CN202121628469.1U
Authority: CN
Inventors: 不公告发明人
Original assignee: Shenzhen Xiaofalcon Zhichuang Technology Co ltd
Current assignee: Shenzhen Xiaofalcon Zhichuang Technology Co ltd
Priority date: 2021-04-02
Filing date: 2021-07-16
Publication date: 2022-05-13
Anticipated expiration: 2031-07-16

Abstract

The utility model provides a quick-release device and a handheld quick-release bracket, and relates to the technical field of photographic equipment. The end face of the fixed seat is matched between the first mounting seat and the second mounting seat to form an insertion groove, the end faces of the fixed seats are matched with the two sides of the second mounting seat to form insertion slide rails which are arranged oppositely, and the insertion groove and the insertion rail are used for inserting and penetrating fast-assembling pieces of different specifications. The handheld quick-mounting support comprises the quick-dismounting device. The first mounting seat and the second mounting seat of the fixing seat can be connected with a quick-mounting part with a plug-in convex seat in a matched mode through a plug-in groove formed in the end face surface, and a plug-in track formed by the second mounting seat and the first mounting surface can be connected with the quick-mounting part with the plug-in groove in a matched mode. The quick-mounting device can meet the connection of quick-mounting parts with different specifications, and is good in compatibility and convenient to use.

Description

Quick-release device and handheld quick-release support

Technical Field

The utility model relates to the technical field of photographic equipment, in particular to a quick-release device and a handheld quick-release bracket.

Background

Photography is increasingly used in people's daily life for recording people's daily life. Photographic shooting equipment such as can pass through cell-phone or camera is accomplished, and for making photographic more convenient, will shoot equipment fixing and use on the support usually, the position of being convenient for fixed shooting equipment to the better works of effect are shot out.

In order to facilitate the shooting equipment to be detached from the bracket, a quick-mounting part is usually arranged on the bracket, and the shooting equipment is connected through the quick-mounting part. However, the quick-mounting part adopted by the existing bracket is a dovetail groove or a dovetail block, the structural form is single, the compatibility of the bracket is poor, and the bracket cannot be adapted to shooting equipment with different specifications.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a quick release device and a handheld quick mount bracket for solving the problems that the existing quick mount has a single structural form, is poor in compatibility and cannot be adapted to shooting equipment with different specifications.

The utility model provides a quick release device, comprising:

a fixed seat, the fixed seat comprising a first mounting surface;

the first mounting seat comprises a first end part, a second end part and a first surface, wherein the first end part and the second end part are oppositely arranged, the first surface is arranged between the first end part and the second end part, the second end part is connected with the first mounting surface, and the first mounting seat forms a first plugging position on the first surface; and

the second mounting seat comprises a third end part, a fourth end part, a second surface and a third surface, wherein the third end part and the fourth end part are arranged oppositely, the second surface and the third surface are arranged between the third end part and the fourth end part, the fourth end part is connected with the first mounting surface, and the second mounting seat and the third surface respectively form a second splicing position and a third splicing position;

the second inserting position and the first inserting position are arranged oppositely, the first surface, the second surface and the first mounting surface form an inserting groove, the second inserting position and the third inserting position form an inserting rail, and the inserting groove and the inserting rail are used for inserting and penetrating the quick assembly.

The quick-release device fixing seat comprises a first mounting seat, a second mounting seat and a quick-release piece, wherein the first mounting seat and the second mounting seat are fixedly connected with the quick-release piece, the quick-release piece is provided with a quick-release convex seat, and the quick-release piece is provided with a quick-release groove. The quick-mounting device can meet the connection of quick-mounting parts with different specifications, and is good in compatibility and convenient to use.

In one embodiment, the quick release device further comprises a locking structure, and the locking structure is used for locking the quick assembly piece when the quick assembly piece is inserted into the insertion groove or the insertion track.

In one embodiment, the locking structure includes a locking component, the locking component is used for locking the quick assembly piece when the quick assembly piece penetrates through the insertion rail, the locking component is disposed at the third end portion, the locking component includes two limiting protrusions arranged at an interval, and limiting grooves are formed in positions of the two limiting protrusions opposite to each other.

In one embodiment, two ends of each limiting protrusion are provided with extending parts, each extending part inclines towards the direction away from the other opposite limiting protrusion, and the extending parts on the same side of the two limiting protrusions form tapered openings from outside to inside.

In one embodiment, the locking structure comprises a locking component, the locking component is used for locking the quick assembly piece when the quick assembly piece is inserted into the insertion groove, and the locking component extends along the direction in which the first insertion position, the second insertion position and the third insertion position are sequentially arranged; the locking assembly comprises a locking member and a linkage mechanism which are connected, the locking member extends out of the inserting groove from a limiting hole formed in the fixing seat, and the linkage mechanism is used for driving the locking member to move along the limiting hole to drive the locking member to switch between a locking position and an unlocking position.

In one embodiment, the linkage mechanism comprises a driving push rod, a fixing screw and an elastic member, the driving push rod and the fixing screw are respectively inserted into two opposite ends of the fixing seat, two ends of the elastic member are respectively connected with the driving push rod and the fixing screw, the locking member is arranged on the driving push rod, the driving push rod is used for driving the locking member to move from a locking position to an unlocking position in the limiting hole, when the locking member is located at the unlocking position, the elastic member accumulates elastic force, and when the elastic force of the elastic member is released, the elastic force drives the locking member to return to the locking position.

In one embodiment, the inserting groove is dovetail-shaped, and the included angles formed by the first surface, the second surface and the third surface and the first mounting surface are consistent.

In a second aspect, the utility model further provides a handheld quick-mounting support, which comprises a handheld base and the quick-dismounting device, wherein the handheld base is provided with a first mounting position, the fixed base is provided with a second mounting position, and the first mounting position is connected with the second mounting position in a matching manner.

In one embodiment, the first mounting position comprises a mounting groove arranged on the top surface of the handheld seat and a locking hole arranged on the side surface of the handheld seat, and the locking hole is communicated with the mounting groove; the fixing seat is provided with a second mounting surface opposite to the first mounting surface, the second mounting position comprises a mounting convex column arranged on the second mounting surface, a connecting hole is formed in the mounting convex column, when the mounting convex column is inserted in the mounting groove, the connecting hole corresponds to the locking hole, and a connecting piece penetrates through the locking hole and is connected with the connecting hole.

In one embodiment, the top surface of the handheld base is further provided with a positioning groove, the second mounting surface is provided with a positioning protrusion, and when the first mounting position is connected with the second mounting position, the positioning protrusion is matched and inserted with the positioning groove.

Drawings

FIG. 1 is a schematic view of a quick release device;

FIG. 2 is a schematic view of a full-section structure of the quick release device;

FIG. 3 is a schematic structural diagram of a first embodiment of a quick release device;

FIG. 4 is a schematic structural diagram of a second embodiment of a quick release device;

FIG. 5 is a schematic structural diagram of a quick release device according to a third embodiment;

FIG. 6 is a schematic structural diagram of a fourth embodiment of a quick release device;

FIG. 7 is a schematic structural diagram of a fifth embodiment of a quick release device;

FIG. 8 is a schematic view of a linkage mechanism of the quick release device;

FIG. 9 is a schematic view of a hand-held quick mount bracket;

fig. 10 is an exploded view of a hand-held quick mount bracket.

In the drawings, the reference numbers indicate the following list of parts:

100. a quick release device; 200. a hand-held fast-assembly bracket; 1. a fixed seat; 1a, a limiting hole; 1b, positioning protrusions; 1c, installing a convex column; 1d, connecting holes; 2. a first mounting seat; 3. a second mounting seat; 4. a first plugging position; 5. a second plug-in position; 6. a third plugging position; 7a, a first limiting bulge; 7b, a second limiting bulge; 7c, a first limiting groove; 7d, a second limiting groove; 7e, a guide inclined plane; 8. driving the push rod; 8a, a handle; 9. locking screws; 10. an elastic member; 11. fixing the screw rod; 11a, a strip-shaped groove; 12. a connecting screw; 20. a hand-held seat; 20a, a mounting groove; 20b, locking holes; 20c, positioning grooves; 21. a first end portion; 22. A second end portion; 23. a third end portion; 24. a fourth end portion; 25. a first mounting surface; 26. a second mounting surface; 31. a first surface; 32. a second surface; 33. a third surface; 41. a first intrados recess; 42. A second intrados recess; 43. a third intrados groove; 44. a first extrados flange; 45. a second extrados face flange; 46. a third extrados flange; 47. a first V-shaped groove; 48. a second V-shaped groove; 49. a third V-shaped groove; 50. a first V-shaped flange; 51. a second V-shaped flange; 52. a third V-shaped flange.

Detailed Description

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It is apparent that the specific details set forth in the following description are merely exemplary of the utility model, which can be practiced in many other embodiments that depart from the specific details disclosed herein. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

As shown in fig. 1, the embodiment provides a quick release device 100, where the quick release device 100 may be disposed at the top of a support frame, and the quick release device can be connected to a shooting device with a plug-in slot or a plug-in boss in a matching manner, so that the shooting device is fixed on the support frame through the quick release device. The user can be according to actual need, selectively with the shooting equipment connection of different specifications on the quick-mounting device, the compatibility of quick-mounting device is high, convenient to use.

As shown in fig. 1, in an embodiment, the quick release device 100 includes a fixing base 1, a first mounting base 2, a second mounting base 3, and a locking structure. The fixing base 1 includes a first mounting surface 25 and a second mounting surface 26. The first mounting surface 25 and the second mounting surface 26 may be disposed adjacent to each other or disposed opposite to each other, and the first mounting surface 25 and the second mounting surface 26 of the present embodiment are disposed opposite to each other, which is more convenient for connecting a shooting device.

As shown in fig. 1 and 5, the first mounting seat 2 includes a first end 21, a second end 22 and a first surface 31 disposed between the first end 21 and the second end 22. The second end 22 is connected to the first mounting surface 25, and the second end 22 may be connected to the first mounting surface 25 in a detachable connection manner, or may be integrally formed with the fixing base 1. In one embodiment, the second end 22 is welded to the first mounting surface 25. The first mounting seat 2 forms a first plug site 4 on the first surface 31, and the first plug site 4 may be disposed on a side close to the second mounting seat 3.

The second mounting seat 3 includes a third end 23, a fourth end 24, and a second surface 32 and a third surface 33 disposed between the third end 23 and the fourth end 24. The fourth end portion 24 is connected to the first mounting surface 25, and the fourth end portion 24 may be connected to the first mounting surface 25 in a detachable connection manner, or may be integrally formed with the fixing base 1. In one embodiment, the fourth end 24 is welded to the first mounting surface 25. The second mounting seat 3 forms a second plug site 5 and a third plug site 6 on the second surface 32 and the third surface 33, respectively. The second plug site 5 is arranged opposite to the first plug site 4, and the first surface 31, the second surface 32 and the first mounting surface 25 form a plug groove. The second inserting position 5 and the third inserting position 6 are arranged on two opposite sides of the second mounting seat 3 to form an inserting track. The inserting groove and the inserting track are used for inserting the fast-assembling pieces of different specifications to penetrate through the fixing base 1, so that the fast-assembling pieces of different specifications are adapted.

As shown in fig. 3, in a possible embodiment, the first plugging location 4, the second plugging location 5 and the third plugging location 6 may be configured as a groove-shaped structure, such as a groove-shaped arc surface. The arc surface of the first inserting position 4 can be sunken towards the body of the first mounting seat 2 to form a first inner arc surface groove 41, and the second inserting position 5 and the third inserting position 6 can be sunken towards the body of the second mounting seat 3 to form a second inner arc surface groove 42 and a third inner arc surface groove 43 respectively. The quick-mounting component can be inserted into the fixing seat 1 along the first inner arc surface groove 41 and the second inner arc surface groove 42, or inserted into the fixing seat 1 along the second inner arc surface groove 42 and the third inner arc surface groove 43.

When the first, second, and third plugging

sites

4, 5, and 6 are provided in a groove-shaped structure, the inner surface of the groove-shaped structure is not limited to an arc surface, but may be a non-arc surface such as an inclined surface.

As shown in fig. 5, in another possible embodiment, the cross sections of the first plugging portion 4, the second plugging portion 5 and the third plugging portion 6 perpendicular to the extending direction may be set to be V-shaped, the first plugging portion 4 may be recessed towards the body of the first mounting seat 2 to form a first V-shaped groove 47, and the second plugging portion 5 and the third plugging portion 6 may be recessed towards the body of the second mounting seat 3 to form a second V-shaped groove 48 and a third V-shaped groove 49, respectively. The quick-mounting component can be inserted into the fixing base 1 along the first V-shaped groove 47 and the second V-shaped groove 48, or inserted into the fixing base 1 along the second V-shaped groove 48 and the third V-shaped groove 49.

As shown in fig. 4, the plug sites may also be provided as flange structures. In an embodiment, the first plugging site 4 may protrude away from the body of the first mounting seat 2 to form a first extrados flange 44, and the second plugging site 5 and the third plugging site 6 may protrude away from the body of the second mounting seat 3 to form a second extrados flange 45 and a third extrados flange 46, respectively. The quick-fit component can be inserted into the fixing base 1 along the first extrados flange 44 and the second extrados flange 45, or inserted into the fixing base 1 along the second extrados flange 45 and the third extrados flange 46.

When the first, second, and third plugging

sites

4, 5, and 6 are provided as flange structures, the surfaces of the flange structures are not limited to arc-shaped surfaces, but may be non-arc-shaped surfaces such as inclined surfaces.

As shown in fig. 6, the first plugging portion 4 may protrude away from the body of the first mounting seat 2 to form a first V-shaped flange 50, and the second plugging portion 5 and the third plugging portion 6 may protrude away from the body of the second mounting seat 3 to form a second V-shaped flange 51 and a third V-shaped flange 52, respectively. The quick-fit component can be inserted into the fixing base 1 along the first V-shaped flange 50 and the second V-shaped flange 51, or inserted into the fixing base 1 along the second V-shaped flange 51 and the third V-shaped flange 52.

It should be noted that the shape of the groove-shaped structure or the flange structure of each plugging position of the present application is only illustrated as an arc surface or an inclined surface, and the shape is not exhaustive, and other shapes that can be easily conceived by those skilled in the art are within the protection scope of the present application. In addition, in other alternative embodiments, the first plug site 4, the second plug site 5 and the third plug site 6 can also be a combination of a groove structure and a flange structure.

As shown in fig. 3-6, in a possible embodiment, the first plugging location 4 can be disposed between the first end 21 and the second end 22 of the first mounting base 2, and the second plugging location 5 and the third plugging location 6 can be disposed between the third end 23 and the fourth end 24 of the second mounting base 3. When the quick-mounting part is inserted into the insertion groove or the insertion track, the quick-mounting part is not in contact with the first mounting surface 25 and is in a suspended state.

As shown in fig. 7, the first inserting position 4 may be further disposed between the first mounting surface 25 and the first surface 31, the second inserting position 5 and the third inserting position 6 may be further disposed between the first mounting surface 25 and the second surface 32, and the third surface 33, when the quick assembly is inserted into the inserting groove or the inserting rail, the quick assembly can contact with the first mounting surface 25, and is connected with the fixing base 1 more tightly, so as to enhance the connection stability of the quick assembly.

The locking structure is used for locking the quick-mounting part when the quick-mounting part is inserted into the insertion groove or the insertion track, so that the quick-mounting part can be installed on the fixed seat 1. When the quick-assembly part needs to be detached from the fixed seat 1, the locking structure can be controlled to be unlocked, and the use is convenient.

The inserting groove formed by the first mounting seat 2, the second mounting seat 3 and the first mounting surface 25 of the fixing seat 1 of the quick-release device 100 can be matched and connected with a quick-release part with an inserting convex seat, and the inserting track formed by the second mounting seat 3 and the first mounting surface 25 can be matched and inserted with a quick-release part with an inserting groove, so that the quick-release device can be compatible with quick-release parts with different specifications, is convenient to use, and can also reduce the whole size of the device. In addition, locking structure can be with connecting the fast-assembling piece locking on fixing base 1, the stability that the fast-assembling piece is connected of being convenient for strengthen, and the fast-assembling piece also can be through the unlocking dismantlement of locking structure from fixing base 1, the fast-assembling piece of being convenient for change.

As shown in fig. 1, in an embodiment, the locking structure includes a locking component, and the locking component is configured to lock the quick-assembly component when the quick-assembly component penetrates through the inserting track, so that the quick-assembly component is stably connected to the fixing base 1. Understandably, the locking assembly is used for locking a quick assembly with a socket. The locking component is arranged at the third end part 23 and comprises two limiting bulges which are arranged oppositely at intervals and are respectively a first limiting bulge 7a and a second limiting bulge 7 b. The first limiting bulge 7a and the second limiting bulge 7b are provided with a first limiting groove 7c and a second limiting groove 7d at opposite positions respectively. The first limiting protrusion 7a and the second limiting protrusion 7b are both in a long strip shape and are arranged in parallel, and the first limiting groove 7c and the second limiting groove 7d are both in a semicircular shape. When the fast-assembling piece is inserted along the length direction of the inserting slide rail, the locking structure on the fast-assembling piece slides in along the opposite surfaces of the first limiting protrusion 7a and the second limiting protrusion 7b until being simultaneously clamped with the first limiting groove 7c and the second limiting groove 7d, and the fast-assembling piece is locked on the second mounting seat 3. When the quick assembly part needs to be disassembled, the locking structure on the quick assembly part can be unlocked, the locking structure is separated from the first limiting groove 7c and the second limiting groove 7d, and the quick assembly part can slide out from the inserting track.

Furthermore, the two ends of the first limiting protrusion 7a and the second limiting protrusion 7b can be provided with extending parts, the extending parts arranged on the first limiting protrusion 7a and the second limiting protrusion 7b incline towards the direction away from each other to form guide sockets expanded outwards, the locking structure of the quick-assembly part can be inserted from any one of the two guide sockets, and the locking structure of the quick-assembly part can slide into the first limiting groove 7c and the second limiting groove 7d to complete clamping through the guide inclined surface 7e of the guide sockets.

In one embodiment, as shown in fig. 8, the locking structure includes a locking assembly for locking the quick-assembly member when the quick-assembly member is inserted into the insertion groove, and understandably, the locking assembly is used for locking the quick-assembly member with the insertion convex base. The direction of the first plugging position 4, the second plugging position 5 and the third plugging position 6 in sequence is defined as a first direction, and the locking component extends along the first direction. The locking assembly comprises a locking piece and a linkage mechanism which are connected, a limiting hole 1a is formed in the fixing seat 1, and the limiting hole 1a penetrates from the first mounting surface 25 to the second mounting surface 26. The locking member is inserted from the second mounting surface 26 and extends from the first mounting surface 25 through the retaining hole 1a to the insertion groove. The linkage mechanism is used for driving the locking piece to move along the limiting hole 1a, and the locking piece is driven to be switched between the locking position and the unlocking position, so that the locking or unlocking quick-mounting piece is convenient.

Further, the linkage mechanism comprises a driving push rod 8, a fixing screw 11 and an elastic piece 10. The driving push rod 8 and the fixing screw 11 are respectively inserted into two opposite ends of the fixing seat 1 in the first direction. The two ends of the elastic element 10 are respectively connected to the driving push rod 8 and the fixing screw 11, the driving push rod 8 and the fixing screw 11 can be relatively close to or far away from each other through the elastic element 10, and in an embodiment, the elastic element 10 may be a return spring. On drive push rod 8 was located to the retaining member, the retaining member can with 8 integrated into one piece of drive push rod, also can be for dismantling the connection. In one embodiment, the locking member is a locking screw 9, and the locking screw 9 is threadedly coupled to the driving rod 8. The driving push rod 8 is used for driving the locking screw 9 to move from the locking position to the unlocking position in the limiting hole 1a, when the locking screw 9 is located at the unlocking position, the elastic force is accumulated by the return spring, and when the elastic force of the return spring is released, the elastic force drives the locking screw 9 to return to the locking position.

In a practical embodiment, the return spring presses the driving push rod 8 to drive the locking screw 9 to be in the locking position, and the return spring can be just completely reset at the moment, and does not apply elastic force to the driving push rod 8. When the driving push rod 8 is pushed to move towards the fixed screw 11, the locking screw 9 moves to the unlocking position, and the return spring gradually accumulates elastic force from zero elastic force.

In another possible embodiment, the return spring presses the driving rod 8 to drive the locking screw 9 to the locking position, and the return spring continues to apply an elastic force to the driving rod 8 at this time, so that the locking screw 9 is located at the locking position more stably. When the driving rod 8 is pushed to move toward the fixing screw 11, the locking screw 9 moves to the unlocking position, and the return spring gradually accumulates a larger elastic force by a smaller elastic force.

One end of the driving push rod 8, which is far away from the fixing screw 11, is provided with a handle 8a, and the handle 8a extends out of the fixing seat 1, so that a user can conveniently push the driving push rod 8.

As shown in fig. 1, in an embodiment, the insertion groove may be dovetail-shaped, and the first surface 31, the second surface 32, and the third surface 33 form an included angle with the first mounting surface 25. The included angle is usually set to 30-70 degrees, and the included angle of the embodiment is 45 degrees, so that the quick assembly can be smoothly connected to the inserting groove or the inserting track, and meanwhile, the quick assembly can also be stably connected to the fixed seat 1.

In a second aspect, as shown in fig. 9 and fig. 10, the utility model further provides a handheld quick-mounting bracket 200, which includes a handheld base 20 and the quick-release device 100. The handheld seat 20 is provided with a first installation position, the fixed seat 1 is provided with a second installation position, and the first installation position is connected with the second installation position in a matched mode, so that the quick installation device is connected to the handheld seat 20.

In one embodiment, the first mounting portion includes a mounting groove 20a formed on a top surface of the handheld base 20 and a locking hole formed on a side surface of the handheld base 20, and the locking hole is communicated with the mounting groove 20 a. The second installation position includes the installation convex column 1c of locating second installation face 26, and installation convex column 1c has seted up connecting hole 1d, and when installation convex column 1c was inserted and is located mounting groove 20a, connecting hole 1d corresponds with locking hole 20b position, has seted up the screw thread in the connecting hole 1d, and a connecting piece is worn to establish locking hole 20b and is connected with connecting hole 1 d. The connecting member may be a connecting screw 12, and the connecting screw 12 is sequentially screwed into the locking hole 20b and the connecting hole 1d, so that the fixing base 1 is installed on the handheld base 20.

As shown in fig. 10, in an embodiment, the top surface of the handheld base 20 is further provided with two positioning slots 20c, and the two positioning slots 20c are respectively disposed at two sides of the mounting groove 20 a. The fixing seat 1 is provided with two positioning protrusions 1b, the two positioning protrusions 1b are arranged on two sides of the mounting convex column 1c, and the two positioning protrusions 1b are arranged corresponding to the two positioning grooves 20 c. When the first installation position is connected with the second installation position, the two positioning protrusions 1b are matched and inserted with the two positioning grooves 20c, so that the quick release device 100 is limited in all directions, and the quick release device 100 is more stable on the handheld base 20. When the shooting equipment is installed on the quick-mounting device, a user can hold the handheld base 20 by hand, so that the shooting equipment is controlled to shoot, and the use is convenient.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, various changes, substitutions and alterations can be made without departing from the spirit and scope of the utility model. Therefore, the protection scope of the present invention should be subject to the claims.

Claims

1. A quick release device, comprising:

a fixed seat, the fixed seat comprising a first mounting surface;

2. The quick release device of claim 1, further comprising a locking structure for locking the quick mount when the quick mount is inserted through the insertion groove or the insertion rail.

3. The quick release device according to claim 2, wherein the locking structure comprises a locking assembly for locking the quick assembly when the quick assembly passes through the insertion rail, the locking assembly is disposed at the third end, the locking assembly comprises two limiting protrusions spaced from each other, and limiting grooves are disposed at opposite positions of the two limiting protrusions.

4. The quick release device of claim 3, wherein two ends of the limiting protrusion are provided with extending portions, the extending portions incline towards a direction away from the other limiting protrusion, and the extending portions on the same side of the two limiting protrusions form a tapered opening from outside to inside.

5. The quick release device according to claim 2, characterized in that the locking structure comprises a locking assembly for locking the quick assembly piece when the quick assembly piece is inserted into the insertion groove, the locking assembly extending along the direction in which the first insertion position, the second insertion position and the third insertion position are sequentially arranged; the locking assembly comprises a locking member and a linkage mechanism which are connected, the locking member extends out of the inserting groove from a limiting hole formed in the fixing seat, and the linkage mechanism is used for driving the locking member to move along the limiting hole to drive the locking member to switch between a locking position and an unlocking position.

6. The quick release device according to claim 5, characterized in that the linkage mechanism comprises a driving push rod, a fixing screw and an elastic member, the driving push rod and the fixing screw are respectively inserted into two opposite ends of the fixing seat, two ends of the elastic member are respectively connected with the driving push rod and the fixing screw, the locking member is arranged on the driving push rod, the driving push rod is used for driving the locking member to move from a locking position to an unlocking position in the limiting hole, when the locking member is located at the unlocking position, the elastic member accumulates elastic force, and when the elastic force of the elastic member is released, the elastic force drives the locking member to return to the locking position.

7. The quick release device of claim 1, wherein the insertion groove is dovetail-shaped, and the first surface, the second surface, and the third surface form an included angle with the first mounting surface.

8. A hand-held fast-assembling support, characterized by, including handheld seat and the quick detach device of any one of claims 1-7, the handheld seat is provided with the first installation position, the fixing base is provided with the second installation position, the first installation position and the second installation position are connected in a matching manner.

9. The hand-held quick-assembly bracket as recited in claim 8, wherein the first mounting location comprises a mounting slot disposed on a top surface of the hand-held base and a locking hole disposed on a side surface of the hand-held base, the locking hole communicating with the mounting slot; the fixing seat is provided with a second mounting surface opposite to the first mounting surface, the second mounting position comprises a mounting convex column arranged on the second mounting surface, a connecting hole is formed in the mounting convex column, when the mounting convex column is inserted in the mounting groove, the connecting hole corresponds to the locking hole, and a connecting piece penetrates through the locking hole and is connected with the connecting hole.

10. The hand-held fast-assembling support of claim 9, wherein a positioning groove is further defined in a top surface of said hand-held base, and a positioning protrusion is defined in said second mounting surface, and when said first mounting location is connected to said second mounting location, said positioning protrusion is engaged with said positioning groove.