CN212804912U

CN212804912U - Quick-release mounting device and mounting bracket

Info

Publication number: CN212804912U
Application number: CN202021468772.5U
Authority: CN
Inventors: 邹青青; 陈思函; 张格�; 吴晓钧
Original assignee: Shenzhen Ulanzi Technology Co ltd
Current assignee: Shenzhen xiaofalcon Zhichuang Technology Co.,Ltd.
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-03-26
Anticipated expiration: 2030-07-22

Abstract

The utility model relates to a quick-release mounting device and a mounting bracket, wherein the quick-release mounting device comprises a quick-release base, a dovetail groove is arranged on the quick-release base, and the second base end is arranged on the bracket; the dovetail block comprises a first end face and a second end face, a dovetail mounting part is arranged on the circumferential side wall in a protruding mode, and an arc-shaped abutting surface is formed on the second end face; the locking piece movably penetrates through the quick-release base along a first direction, and one end of the locking piece is conical; the elastic piece is sleeved on the locking piece and can drive the locking piece to move along a first direction; one end of the equipment fixing piece is positioned in the mounting notch, and the other end of the equipment fixing piece penetrates through the dovetail block and is connected with the photographic equipment; in the forked tail piece slided into the dovetail, and forked tail installation department and dovetail butt, second terminal surface and dovetail diapire butt, elastic component drive retaining member made the cone end support tightly with the arc butt face. The quick-release structure of the quick-release mounting device can be fast and efficient.

Description

Quick-release mounting device and mounting bracket

Technical Field

The utility model relates to a photographic goods technical field especially relates to quick detach installation device and installing support.

Background

The installation and fixation of the photographic equipment in the market at present usually adopts the following modes: the camera equipment is fixed on the fixed seat through the bolt, directly fixed through the clamping structure or directly clamped, and fixed by the wedge-shaped surface in a matched mode. When the clamping mode is adopted, the fixing can be carried out at one position, and the fixing effect is poor due to the influence of the processing tolerance of parts.

The installation and fixation modes of the photographic equipment are inconvenient to operate, the fixation effect is poor, and the photographic equipment cannot be installed quickly and efficiently.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a quick-release mounting device with a quick-release structure, which is not fast and efficient enough for the mounting structure of the photographic equipment.

A quick release mounting device comprising:

the quick-release base comprises a first base end and a second base end which are opposite, the first base end is sunken towards the second base end to form an installation gap, a dovetail groove is formed in the circumferential inner wall of the installation gap, and the second base end is directly installed on a support or installed on the support through a base installation piece;

the dovetail block comprises a first end face and a second end face which are opposite, a circumferential side wall of the dovetail block is formed between the first end face and the second end face, a dovetail mounting part is arranged on the circumferential side wall in a protruding mode, and the second end face is sunken towards the first end face to form an arc-shaped abutting surface;

the locking piece movably penetrates through the quick-release base along a first direction, and one end of the locking piece is conical;

the elastic piece is sleeved on the locking piece and can drive the locking piece to move towards the inside of the quick-release base along the first direction; and

the equipment fixing piece comprises a first fixing end and a second fixing end, the first fixing end is located in the installation notch, the second fixing end penetrates through the dovetail block, and the second fixing end can be connected with photographic equipment;

dovetail block along with first direction vertically second direction slides in the dovetail, just the lateral wall of dovetail installation department with the inboard roof butt of dovetail, the second terminal surface with the inboard diapire butt of dovetail, the elastic component drive retaining member makes the cone end follow first direction with arc butt face supports tightly.

Above-mentioned quick detach installation device can slide in the dovetail of quick detach base through the forked tail piece, the lateral wall of forked tail installation department and the inboard roof butt of dovetail, and the second terminal surface of forked tail piece forms stable line contact butt with the inboard diapire butt of dovetail. And, under the elastic action of elastic component, the cone end of retaining member can follow first direction towards quick detach base internal motion for the up end of cone end supports tightly with the arc butt surface of dovetail block, and the lower terminal surface supports tightly with the inner chamber diapire of quick detach base. Through the structure, the photographic equipment can be installed on the equipment fixing piece to form the installation of the photographic equipment and the dovetail block, the quick-release base is installed on the support, when the photographic equipment is needed to be installed quickly, the dovetail block does not need to be repeatedly screwed and loosened by screwing or unscrewing a screw or a nut, and the photographic equipment can be installed on the support quickly and firmly by only sliding the dovetail block into the middle of the quick-release base. When the photographic equipment needs to be taken down, the conical end is only required to be pushed outwards from the quick-release base, so that the conical end is separated from the arc-shaped abutting surface and the bottom wall of the inner cavity of the quick-release base, and the photographic equipment can be taken out from the quick-release base along with the dovetail block. The structure has small volume and low cost, has low requirement on precision (the size error of each part can be compensated and offset by the conical end under the elastic action of the elastic part), can be widely applied to various fields of photographic equipment, and can be connected by the structure as long as the disassembly and the assembly are needed.

In one embodiment, the second fixing end is provided with an internal thread, and the second fixing end is in threaded connection with the photographic equipment.

In one embodiment, the base mount includes a first mounting end and a second mounting end, the first mounting end is connected to the second base end, and the second mounting end is connected to the top end of the bracket.

In one embodiment, at least one of the following features is included: a first mounting column is arranged on the first mounting end in a protruding mode, internal threads are arranged on the first mounting column, a threaded mounting seat is arranged in the second base end, and the first mounting column is in threaded connection with the threaded mounting seat; the second mounting end is provided with a second mounting column in a protruding mode, the top end of the support is provided with a clamping seat, and the second mounting column is in threaded connection with the clamping seat, clamped or riveted.

In one embodiment, at least one of the following features is included: the arc-shaped abutting surface comprises a first abutting surface, a second abutting surface and a third abutting surface, two opposite sides of the second abutting surface are respectively connected with the first abutting surface and the third abutting surface, and the conical end moves along the first direction and abuts against the first abutting surface and the third abutting surface; the dovetail block is square or long strip-shaped, the forked tail installation department is equipped with four, and stands out respectively and locate on four lateral walls of dovetail block, be equipped with the dovetail on the circumference inner wall of installation breach relatively, two are relative the forked tail installation department butt is respectively located and is set up relatively in the dovetail.

In one embodiment, a movable cavity is arranged in the quick-release base along the first direction, the movable cavity comprises a cavity body mating end, the locking member movably penetrates through the movable cavity, and the conical end moves along the first direction and abuts against the inner side wall of the cavity body mating end.

In one embodiment, the cavity mating end includes a first mating surface, a second mating surface and a third mating surface, the second mating surface is an arc surface, two opposite sides of the second mating surface are respectively connected to the first mating surface and the third mating surface, the first mating surface and the third mating surface are inclined surfaces extending to two sides of the second mating surface at an included angle, and the cone end moves along the first direction and abuts against the first mating surface and the third mating surface.

In one embodiment, the elastic member is a spring, a first step is arranged in the movable cavity, a second step is arranged on the outer side of the locking member, the spring is sleeved on the locking member, two ends of the spring are respectively abutted against the first step and the second step, and the elastic force of the spring enables the conical end to move towards the inside of the quick-release base along the first direction and enables the conical end to be abutted against the arc abutting surface and the inner side wall of the cavity mating end; the locking piece is driven to be far away from one end of the conical end moves towards the interior of the quick-release base, and the spring is compressed to enable the conical end to be separated from the arc-shaped abutting surface and the inner side wall of the cavity matching end.

In one embodiment, the retaining member comprises a locking push rod and a tightening rod, one end of the locking push rod is directly connected with one end of the tightening rod or indirectly connected with the tightening rod through a connecting member, the cross-sectional area of the locking push rod is larger than that of the tightening rod, the second step is formed at the joint of the locking push rod and the tightening rod, and one end, far away from the locking push rod, of the tightening rod is the conical end.

The utility model also provides a mounting bracket, include: a stand capable of being placed upright or hand-held; in the quick release mounting device, the second base end is arranged at the top end of the bracket. The mounting bracket includes the quick release mounting device in the above embodiment, and the structure of the quick release mounting device may refer to the description in the above embodiment, which is not described herein again. Because the embodiment of the utility model provides a installing support includes the quick detach installation device in above-mentioned embodiment, consequently the utility model provides a installing support has quick detach installation device's in the above-mentioned embodiment whole beneficial effect.

Drawings

Fig. 1 is a schematic structural view of an embodiment of a quick release mounting device of the present invention;

FIG. 2 is an exploded view of the quick release mounting apparatus shown in FIG. 1;

FIG. 3 is a schematic structural view of another embodiment of the quick release mounting device of the present invention;

FIG. 4 is a cross-sectional view of the quick release mounting apparatus of FIG. 3 taken along line A-A;

FIG. 5 is an enlarged partial view of the structure of FIG. 4 at D;

FIG. 6 is an enlarged partial view of the structure shown in FIG. 4 at E;

FIG. 7 is a cross-sectional view of the quick release mounting apparatus shown in FIG. 3 taken along line B-B;

FIG. 8 is a schematic structural view of another embodiment of the quick release mounting apparatus of the present invention;

FIG. 9 is a cross-sectional view of the quick release mounting apparatus shown in FIG. 8 taken along the line C-C;

FIG. 10 is a schematic view of an exploded view of a quick release mounting device of the present invention;

FIG. 11 is a schematic view of an overall structure of a quick release mounting device according to the present invention;

FIG. 12 is a schematic view of an exploded structure of a second application of the quick release mounting device of the present invention;

FIG. 13 is a schematic view of the overall structure of the quick release mounting device of the present invention;

FIG. 14 is a schematic view of an exploded structure of a third application of the quick release mounting device of the present invention;

FIG. 15 is a schematic view of the overall structure of the quick release mounting device of the present invention;

fig. 16 is an exploded view of an embodiment of the mounting bracket of the present invention;

fig. 17 is a schematic overall structure diagram of an embodiment of the mounting bracket of the present invention;

fig. 18 is a schematic structural diagram of a mounting bracket according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

100. a quick release mounting device; 1. a quick-release base; 11. a first base end; 12. a second base end; 121. a threaded mounting seat; 13. a dovetail groove; 131. the inner side top wall of the dovetail groove; 132. the inner side bottom wall of the dovetail groove; 14. a movable cavity; 141. a cavity mating end; 1411. a first mating surface; 1412. a second mating surface; 1413. a third mating surface; 142. a first step; 2. a dovetail block; 21. a first end face; 22. a second end face; 23. a dovetail mounting section; 24. an arc-shaped abutting surface; 241. a first abutting surface; 242. a second abutting surface; 243. a third abutting surface; 3. a locking member; 31. a conical end; 32. a second step; 33. locking the push rod; 34. a tightening rod; 4. an elastic member; 5. an equipment fixing member; 51. a first fixed end; 52. a second fixed end; 6. a photographing apparatus; 700. mounting a bracket; 71. a support; 72. a base mount; 721. a first mounting end; 7211. a first mounting post; 722. a second mounting end.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It is apparent that the specific details set forth in the following description are merely exemplary of the invention, which can be practiced in many other embodiments that depart from the specific details disclosed herein. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection 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 invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 and fig. 2, in an embodiment, a quick release mounting apparatus 100 includes: quick detach base 1, forked tail piece 2, retaining member 3, elastic component 4 and equipment mounting 5. The quick release base 1 includes a first base end 11 and a second base end 12 opposite to each other along the thickness direction. The first base end 11 is sunken to the second base end 12 to form an installation gap, and a dovetail groove 13 is formed in the circumferential inner wall of the installation gap. The dovetail block 2 includes opposing first and second end faces 21, 22. A circumferential side wall of the dovetail block 2 is formed between the first end face 21 and the second end face 22, and a dovetail mounting portion 23 is protrudingly arranged on the circumferential side wall. The second end surface 22 is recessed toward the first end surface 21 to form an arc-shaped abutting surface 24. Quick detach base 1 is worn to establish along the first direction activity by retaining member 3, and the one end of retaining member 3 is coniform. The elastic part 4 is sleeved on the locking part 3, and the elastic part 4 can drive the locking part 3 to move towards the interior of the quick-release base 1 along the first direction. The device fixing member 5 includes a first fixing end 51 and a second fixing end 52, the first fixing end 51 is located in the installation notch, the second fixing end 52 penetrates through the dovetail block 2, and the second fixing end 52 can be connected with the photographing device 6.

Referring to fig. 3 and 4, the quick release mounting device 100 can slide into the dovetail groove 13 of the quick release base 1 through the dovetail block 2, and referring to fig. 4 and 5, the outer side wall of the dovetail mounting portion 23 abuts against the inner top wall 131 of the dovetail groove, and the second end face 22 of the dovetail block 2 abuts against the inner bottom wall 132 of the dovetail groove, so as to form a stable line contact abutment. Referring to fig. 4 and 6, under the elastic action of the elastic member 4, the conical end 31 of the locking member 3 moves toward the quick release base 1 along the first direction, so that the upper end surface of the conical end 31 abuts against the arc-shaped abutting surface 24 of the dovetail block 2, and the lower end surface abuts against the bottom wall of the inner cavity of the quick release base 1. Through the structure, the photographic equipment 6 can be installed on the equipment fixing part 5 to form the installation of the photographic equipment 6 and the dovetail block 2, the quick-release base 1 is installed on the support, when the photographic equipment 6 is needed to be installed quickly, the repeated screwing and unscrewing of screws or nuts are not needed, the dovetail block 2 is only needed to slide into the middle of the quick-release base 1, and the photographic equipment 6 can be installed on the support quickly and firmly. When the photographic equipment 6 needs to be taken down, the conical end 31 is pushed out of the quick-release base 1, so that the conical end 31 is separated from the arc-shaped abutting surface 24 and the bottom wall of the inner cavity of the quick-release base 1, and the photographic equipment 6 can be taken out of the quick-release base 1 along with the dovetail block 2. The structure has small volume and low cost, has low requirement on precision (the dimensional error of each part can be compensated and offset by the conical end 31 under the elastic action of the elastic part 4), can be widely applied to various fields of photographic equipment, and can be connected by the structure as long as the disassembly and assembly are required.

Specifically, the second fixing end 52 is provided with an internal thread, and the second fixing end 52 is screwed with the bottom of the photographing apparatus 6. It should be noted that the first direction may be a transverse direction, and the second direction may be a longitudinal direction.

Referring to fig. 7, in an embodiment, the arc-shaped abutting surface 24 includes a first abutting surface 241, a second abutting surface 242 and a third abutting surface 243, two opposite sides of the second abutting surface 242 are respectively connected with the first abutting surface 241 and the third abutting surface 243, and the conical end 31 moves along the transverse direction and abuts against the first abutting surface 241 and the third abutting surface 243. Specifically, the second abutting surface 242 is an inward concave arc surface, and the first abutting surface 241 and the third abutting surface 243 are inclined surfaces extending to two sides of the second abutting surface 242 at an included angle.

Referring to fig. 4, in an embodiment, a movable cavity 14 is transversely disposed inside the quick release base 1, the movable cavity 14 includes a cavity mating end 141, the locking member 3 movably penetrates through the movable cavity 14, and the conical end 31 moves transversely and abuts against an inner side wall of the cavity mating end 141.

Referring to fig. 7, based on the above embodiment, the cavity mating end 141 includes a first mating surface 1411, a second mating surface 1412 and a third mating surface 1413. The second mating surface 1412 is a circular arc surface, two opposite sides of the second mating surface 1412 are respectively connected to the first mating surface 1411 and the third mating surface 1413, the first mating surface 1411 and the third mating surface 1413 are inclined surfaces extending to two sides of the second mating surface 1412 at an included angle, and the conical end 31 moves in a transverse direction and abuts against the first mating surface 1411 and the third mating surface 1413. Can guarantee that conical end 31 and cavity cooperation end 141 form the stable butt in two positions, no matter be vertical direction and horizontal direction can both form stable tightly of supporting, prevent to take place the drunkenness between dovetail block 2 and the quick detach base 1.

Referring to fig. 4, in one embodiment, the elastic member 4 is a spring. The movable cavity 14 is provided with a first step 142, the outer side of the locking member 3 is provided with a second step 32, the locking member 3 is sleeved with the spring, and two ends of the spring are respectively abutted against the first step 142 and the second step 32. The elastic force of the spring enables the conical end 31 to move towards the inside of the quick-release base 1 along the transverse direction, and the conical end 31 is tightly abutted against the arc-shaped abutting surface 24 and the inner side wall of the cavity mating end 141; the end of the locking piece 3 far away from the conical end 31 is driven to move towards the inside of the quick release base 1, and the conical end 31 is separated from the arc-shaped abutting surface 24 and the inner side wall of the cavity matching end 141 by compressing the spring. This kind of structure of elasticity butt can be so that even produce the clearance because of dimensional tolerance between the inside wall of cone end 31 and arc butt face 24, cavity cooperation end 141, all can make cone end 31 further support tightly in quick detach base 1 because of the elastic drive of spring, and the clearance that compensation error brought guarantees supporting tightly between dovetail block 2, retaining member 3 and the quick detach base 1, can not take place to rock.

Referring to fig. 2 and 4, the locking member 3 includes a locking push rod 33 and a tightening rod 34 according to the above embodiment. One end of the locking push rod 33 is connected with one end of the tightening rod 34, the cross-sectional area of the locking push rod 33 is larger than that of the tightening rod 34, and a second step 32 is formed at the connection part of the locking push rod 33 and the tightening rod 34. The end of the tightening rod 34 remote from the locking push rod 33 is a conical end 31. Specifically, one end of the locking push rod 33 and one end of the tightening rod 34 may be directly connected by a screw thread, a snap joint, or indirectly connected by a connecting member.

Referring to fig. 8 and 9, in an embodiment, the dovetail block 2 is square, and four dovetail mounting portions 23 are provided and respectively protrude from four side walls of the dovetail block 2. The circumferential inner wall of the mounting notch is provided with dovetail grooves 13 oppositely, and two opposite dovetail mounting parts 23 are respectively abutted in the dovetail grooves 13 oppositely arranged. The dovetail block 2 can slide into the dovetail groove 13 of the quick-release base 1 from any angle, and stable installation is formed. Further, the middle part of the inner side top wall 131 of the dovetail groove is concave, so that the abutting effect of the dovetail block 2 and the dovetail groove 13 is better. Referring to fig. 14 to 18, the present invention also discloses a mounting bracket 700, including: bracket 71 and quick release mounting device 100 as described above. The stand 71 can be placed upright or hand held. The second base end 12 of the quick release base 1 is disposed on the top end of the bracket 71. Specifically, the second base end 12 is mounted directly to the bracket 71 or is mounted to the bracket 71 via a base mount 72. The dovetail block 2 may be elongated, and two dovetail mounting portions 23 may be symmetrically provided to achieve two-way fastening and mounting.

Referring to fig. 14 and 15, in order to apply the quick release mounting device 100 to the quick release structure of the multi-head connecting rod bracket of the present invention, the base mounting member 72 is threadedly mounted to the top of each end of the bracket 71.

Referring to fig. 16 and 17, in order to apply the quick release mounting device 100 of the present invention to a quick release structure of a tripod, a clamping seat is disposed at the top end of the bracket 71, and the base mounting member 72 is installed on the clamping seat of the bracket 71 by screwing, clamping or riveting.

Referring to fig. 10 and 11, in order to provide an application structure of the quick release mounting apparatus 100 of the present invention, quick release mounting can be performed on a camera, a monitor, and other threaded devices. Specifically, the base mounting member 72 includes a first mounting end 721 and a second mounting end 722, the first mounting end 721 is connected to the second base end 12, and the second mounting end 722 is connected to the top end of the bracket 71. First erection end 721 goes up the protrusion and is equipped with first erection column 7211, is equipped with the internal thread on first erection column 7211, is equipped with threaded mounting seat 121 in the second base end 12, first erection column 7211 and threaded mounting seat 121 threaded connection. Specifically, the threaded mounting block 121 may be a screw that is threadably coupled to the first mounting post 7211 to lockingly secure the base mount 72 to the second base end 12. The second mounting end 722 is provided with a second mounting column in a protruding manner, the top end of the bracket 71 is provided with a clamping seat, and the second mounting column is clamped or riveted with the clamping seat. The bottom of the photographing device 6 is screw-coupled with the second fixed end 52 of the fixing member 5.

Please refer to fig. 12 and 13, in order to apply the quick-release mounting device 100 of the present invention to a quick-release mounting structure of a motion camera, specifically, the end of the base mounting member 72 is provided with a locking mounting connection end installed on a support of the motion camera, and the top of the dovetail block 2 is provided with a locking mounting connection end installed at the bottom of the motion camera.

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

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, substitutions and improvements can be made, and all of them should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the claims.

Claims

1. A quick release mounting device, comprising:

2. The quick release mounting device of claim 1 wherein the second fixing end is provided with an internal thread, and the second fixing end is screwed with a camera.

3. The quick release mounting device of claim 1 wherein the base mount includes a first mounting end and a second mounting end, the first mounting end being connected to the second base end, the second mounting end being connected to the top end of the bracket.

4. The quick release mounting arrangement of claim 3, comprising at least one of the following features:

a first mounting column is arranged on the first mounting end in a protruding mode, internal threads are arranged on the first mounting column, a threaded mounting seat is arranged in the second base end, and the first mounting column is in threaded connection with the threaded mounting seat;

the second mounting end is provided with a second mounting column in a protruding mode, the top end of the support is provided with a clamping seat, and the second mounting column is in threaded connection with the clamping seat, clamped or riveted.

5. The quick release mounting arrangement of claim 1, comprising at least one of the following features:

the arc-shaped abutting surface comprises a first abutting surface, a second abutting surface and a third abutting surface, two opposite sides of the second abutting surface are respectively connected with the first abutting surface and the third abutting surface, and the conical end moves along the first direction and abuts against the first abutting surface and the third abutting surface;

the dovetail block is square or long strip-shaped, the forked tail installation department is equipped with four, and stands out respectively and locate on four lateral walls of dovetail block, be equipped with the dovetail on the circumference inner wall of installation breach relatively, two are relative the forked tail installation department butt is respectively located and is set up relatively in the dovetail.

6. The quick release mounting device according to claim 1, wherein a movable cavity is disposed inside the quick release base along the first direction, the movable cavity includes a cavity mating end, the locking member movably penetrates the movable cavity, and the conical end moves along the first direction and abuts against an inner sidewall of the cavity mating end.

7. The quick release mounting device according to claim 6, wherein the cavity mating end comprises a first mating surface, a second mating surface and a third mating surface, the second mating surface is a circular arc surface, two opposite sides of the second mating surface are respectively connected to the first mating surface and the third mating surface, the first mating surface and the third mating surface are inclined surfaces extending to two sides of the second mating surface at an included angle, and the conical end moves along the first direction and abuts against the first mating surface and the third mating surface.

8. The quick release mounting device according to claim 6, wherein the elastic member is a spring, a first step is disposed in the movable cavity, a second step is disposed on an outer side of the locking member, the spring is sleeved on the locking member, and two ends of the spring are respectively abutted against the first step and the second step, and the elastic force of the spring enables the conical end to move towards the quick release base along the first direction and enables the conical end to abut against the arc abutting surface and the inner side wall of the cavity; the locking piece is driven to be far away from one end of the conical end moves towards the interior of the quick-release base, and the spring is compressed to enable the conical end to be separated from the arc-shaped abutting surface and the inner side wall of the cavity matching end.

9. The quick release mounting device according to claim 8, wherein the locking member comprises a locking push rod and an abutting rod, one end of the locking push rod is directly connected with one end of the abutting rod or indirectly connected with the abutting rod through a connecting member, the cross-sectional area of the locking push rod is larger than that of the abutting rod, the second step is formed at the joint of the locking push rod and the abutting rod, and the end of the abutting rod, far away from the locking push rod, is the conical end.

10. A mounting bracket, comprising: a stand capable of being placed upright or hand-held; the quick release mounting device of any one of claims 1 to 9, the second base end being provided on a top end of the bracket.