CN218762194U

CN218762194U - Locking structure and shooting device

Info

Publication number: CN218762194U
Application number: CN202121681665.5U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Shenzhen Xiaofalcon Zhichuang Technology Co ltd
Current assignee: Shenzhen Xiaofalcon Zhichuang Technology Co ltd
Priority date: 2021-06-25
Filing date: 2021-07-22
Publication date: 2023-03-28
Anticipated expiration: 2031-07-22

Abstract

The utility model provides a locking structure and shooting device relates to photographic goods technical field, and locking structure includes seat subassembly and elasticity subassembly. The seat assembly comprises a first mounting seat and a second mounting seat which are rotatably connected. The elastic component comprises a limiting part and an adjusting mechanism, the adjusting mechanism penetrates through the limiting part and is rotatably connected to the first mounting seat, so that the adjusting mechanism orders the limiting part to abut against the second mounting seat, or the limiting part is enabled to remove the limitation on the second mounting seat, and the second mounting seat and the first mounting seat can rotate relatively. The shooting device comprises a support frame and the locking structure. When the shooting angle of shooting equipment needs to be adjusted, forward rotation adjusting handle can be firstly used for enabling the limiting part to remove the limitation on the second mounting seat, the second mounting seat can be connected with the shooting equipment, the second mounting seat is rotated to a target position, then the reverse rotation adjusting handle enables the limiting part to abut against the second mounting seat to be locked, the shooting angle of the shooting equipment is adjusted conveniently and quickly, and the user experience is good.

Description

Locking structure and shooting device

Technical Field

The utility model relates to a photographic goods technical field especially relates to a locking structure and shooting device.

Background

Shooting equipment such as mobile phones and cameras have been widely used in daily life, and in order to make shooting more convenient, the shooting equipment is usually fixed by mounting an adjusting bracket. The existing adjusting bracket can adjust the shooting angle of the shooting equipment through relative rotation among a plurality of accessories. However, adjusting relative angle between a plurality of accessories of current regulation support is wasted time and energy, and complex operation for it is inconvenient to adjust the shooting angle of shooting equipment.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a locking structure and a shooting device for solving the problem that the shooting angle of the shooting equipment is inconvenient to adjust by the conventional adjusting bracket.

The utility model provides a pair of locking structure, include:

the seat assembly comprises a first mounting seat and a second mounting seat which are rotatably connected;

the elastic component comprises a limiting piece and an adjusting piece, and the adjusting piece penetrates through the limiting piece and is rotatably connected to the first mounting seat so as to switch between a locking state and an unlocking state; when the adjusting piece is in the locking state, the adjusting piece drives the limiting piece to abut against the second mounting seat so as to limit the second mounting seat and the first mounting seat to rotate relatively; when the adjusting piece is in an unlocking state, the limiting piece relieves the limitation on the second mounting base, and the second mounting base and the first mounting base can rotate relatively.

Above-mentioned locking structure only needs to rotate the relative first mount pad of regulating part, can order about the locating part and support tight second mount pad, rotates or makes locating part and second mount pad separation to the second mount pad restriction, removes the restriction to the second mount pad. When the shooting angle of the shooting equipment needs to be adjusted, the limiting part can be released from the limiting part by rotating the adjusting handle forwards, the second mounting seat can be connected with the shooting equipment, and after the second mounting seat is rotated to a target position, the adjusting handle is rotated backwards to enable the limiting part to abut against the second mounting seat and be locked.

In one embodiment, the first mounting seat includes a ball groove, the second mounting seat includes a pan head ball, the pan head ball is rotatably connected to the ball groove, and when the adjusting member is in the locking state, the limiting member abuts against the pan head ball to limit the second mounting seat from rotating relative to the first mounting seat.

In one embodiment, an arc surface adapted to the surface of the holder ball is disposed at an end of the limiting member close to the ball groove, and the arc surface is used for abutting against the holder ball.

In one embodiment, the tightening assembly further comprises an adjusting handle, one end of the adjusting member penetrates through the limiting member and is rotatably connected to the first mounting seat, the adjusting handle is connected to the other end of the adjusting member, which is opposite to the limiting member, and the adjusting handle is used for driving the adjusting member to rotate so as to enable the adjusting member to be switched between a locking state and an unlocking state; when the adjusting piece is in a locking state, the adjusting piece drives the limiting piece to abut against the second mounting seat; when the adjusting piece is in an unlocking state, the limiting piece relieves the limitation on the second mounting seat.

In one embodiment, the adjusting part is in threaded connection with the first mounting seat, and the adjusting handle drives the adjusting part to rotate so that the adjusting part moves close to or away from the limiting part; when the adjusting piece moves close to the limiting piece and drives the limiting piece to abut against the second mounting seat, the adjusting piece is in the locking state; when the adjusting piece moves away from the limiting piece and the limitation on the second mounting seat is removed, the adjusting piece is in the unlocking state.

In one embodiment, the adjusting member is connected with the first mounting seat in a pivot rotating mode, and the adjusting member is connected with the limiting member in a threaded mode; when rotating adjustment handle, adjustment handle drives the regulating part is relative the locating part rotates, the regulating part orders about through the screw the locating part is close to or keeps away from the motion of second mount pad, so that the regulating part switches between lock state and unblock state.

In one embodiment, the first mounting base is provided with a guide groove, and the limiting member is inserted into the guide groove through a guide post and moves along the extension direction of the guide groove.

In one embodiment, the adjusting handle and the adjusting piece are detachably connected through a connecting structure, the connecting structure comprises a connecting screw, a through hole formed in the adjusting handle and a threaded hole formed in the adjusting piece, and the connecting screw penetrates through the through hole and is in threaded connection with the threaded hole.

In one embodiment, the connecting structure further comprises a clamping flange arranged on the adjusting piece and a positioning groove arranged on the adjusting handle, and the clamping flange is clamped with the positioning groove in a matched manner.

The utility model also provides a shooting device, this shooting device include the locking structure in above-mentioned embodiment, and the structure of locking structure can refer to the description in above-mentioned embodiment, and no longer the repeated description here. Because the embodiment of the utility model provides a take the device and include the locking structure in the above-mentioned embodiment, consequently the utility model provides a take the device and have all beneficial effects of locking structure in the above-mentioned embodiment.

Drawings

Fig. 1 is a schematic structural view of the locking structure of the present invention in a locked state;

fig. 2 is a schematic structural view of the locking structure when the locking structure of the present invention is in the unlocked state;

FIG. 3 is an exploded view of the locking structure of the present invention;

FIG. 4 is a schematic structural view of the adjustment handle of the present invention;

fig. 5 is a schematic structural view of the locking assembly of the first mounting base of the present invention;

FIG. 6 is a schematic view of the quick release assembly of the present invention in a locked state;

FIG. 7 is a schematic view of a full-section structure of the quick release assembly of the present invention when the quick release assembly is in a locked state;

FIG. 8 is a schematic view of the quick release assembly of the present invention in an unlocked state;

fig. 9 is a schematic view of the full-section structure of the quick release assembly when the quick release assembly is in the unlocked state.

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

1. a first mounting seat; 11. a ball groove; 12. a guide groove; 13. clamping the flanges; 14. a locking seat; 15. a limiting groove; 16. a damping abutting surface; 2. a second mounting seat; 21. a tripod head sphere; 22. a fixed seat; 23. a first plug-in; 23a, a positioning flange; 24. a second plug-in; 25. a third plug-in; 25a, an insertion flange; 25b, an unlocked surface; 25c, inserting grooves; 26. assembling a groove; 27. locking the handle; 27a, a cam structure; 28. a plug rod; 29. a pin shaft; 3. a take-up assembly; 31. an adjustment mechanism; 31a, an adjusting handle; 31b, an adjusting piece; 31c, connecting screws; 31d, a hexagonal boss; 31e, a hexagonal groove; 31f, a handle; 31g, a limiting flange; 32. a limiting member; 32a, a limiting arc surface; 32b, guide posts.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, preferred embodiments of the present invention are described in detail below with reference to the accompanying drawings. It is to be understood that the specific details described below are merely exemplary of some embodiments of the invention, and that the invention is capable of other embodiments than those described 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.

Please refer to fig. 1, fig. 2 and fig. 3, the utility model provides a locking structure, the shooting equipment that connects through this locking structure can realize locking or unblock fast for shoot angle convenient and fast is adjusted to the shooting equipment, and user experience feels good.

As shown in fig. 3, the locking structure includes a seat assembly and a takeup assembly 3. The seat assembly can comprise two, three or more than three mounting seats, adjacent mounting seats can be connected through the elastic assembly 3, and one of the mounting seats can be connected with a camera or a mobile phone and other shooting equipment. Can lock fast or unblock two adjacent mount pads through elasticity subassembly 3 to quick adjustment shoots the shooting angle of equipment. In one embodiment, the seat assembly includes two mounting seats, namely a first mounting seat 1 and a second mounting seat 2, and the shooting device can be mounted on the second mounting seat 2. First mount pad 1 rotates with second mount pad 2 and is connected, thereby can rotate second mount pad 2 relative first mount pad 1 and adjust the shooting angle of shooting equipment. First mount pad 1 and second mount pad 2 can realize quick locking or unblock through elasticity subassembly 3 to quick adjustment shoots the shooting angle of equipment.

As shown in fig. 3, there are many rotating connection structures of the first mounting base 1 and the second mounting base 2, such as a rotating shaft, a rotating rod, or a universal ball. In an embodiment, the second mounting base 2 is provided with a pan-tilt sphere 21, the first mounting base 1 is provided with a spherical groove 11, the spherical groove 11 is matched with the arc surface of the pan-tilt sphere 21, the pan-tilt sphere 21 is accommodated in the spherical groove 11 and can rotate relative to the spherical groove 11, so that the second mounting base 2 rotates relative to the first mounting base 1 to adjust the shooting angle of the shooting device.

As shown in fig. 1 and 2, a clamping flange 13 is further disposed between the top and the bottom of the first mounting base 1 along the circumferential direction, the clamping flange 13 opposite to the first mounting base 1 forms an insertion rail, the clamping flange 13 of the first mounting base 1 is formed with two insertion rails, and the two insertion rails can be inserted into a supporting frame or an external device with a connector through one of the insertion rails in a matching manner, so that the first mounting base 1 is connected to the supporting frame or the external device, and the external device can be a light supplement lamp, a microphone, a camera, or the like. When first mount pad 1 joint support frame, the shooting equipment that second mount pad 2 and be connected with second mount pad 2 all can be installed on the support frame through first mount pad 1 and use. When external equipment is connected to first mount pad 1, light filling lamp for example can provide the light filling effect for the shooting equipment of second mount pad 2 when shooing.

As shown in fig. 1 and 3, the widths of the two tracks formed by the clamping flange 13 are different, so that the first mounting base 1 can be matched and plugged with two plug connectors of different specifications, and the first mounting base 1 has strong compatibility.

As shown in fig. 5, the first mounting device may be provided with a locking structure so that the first mounting device 1 can be connected to the connector more stably after being inserted into the connector. The locking structure is including locating first mount pad 1 and the locking seat 14 of ball groove 11 one side of the back of the body mutually, and locking seat 14 is provided with damping butt face 16 and spacing groove 15 along the circumference direction of first mount pad 1, and damping butt face 16 and spacing groove 15 can be connected with the plug connector cooperation to restriction first mount pad 1 is from plug connector roll-off and plug connector separation.

The second mounting base 2 can be fixedly connected with shooting equipment in a welding or integrated structure mode, and can also be detachably connected through a connecting accessory. In an embodiment, a quick release assembly is arranged on one side of the second mounting base 2 opposite to the holder ball 21, and the quick release assembly can be detachably connected with the shooting device, so that the shooting device can be conveniently replaced.

As shown in fig. 6 to 9, in an embodiment, the quick release assembly includes a fixing base 22 and a locking assembly, the fixing base 22 is provided with a first insert 23, a second insert 24 and a third insert 25, adjacent inserts form a mounting groove 26 therebetween, and three inserts form two mounting grooves 26. The two assembling grooves 26 are used for being matched and plugged with plug connectors of the shooting equipment, and the locking component is used for locking or unlocking the plug connectors plugged into the assembling grooves 26 so that the shooting equipment can be installed on the second installation seat 2.

As shown in fig. 6, the first plug-in unit 23 and the second plug-in unit 24 both have plug holes, and the third plug-in unit has locking holes, which are coaxial with the plug holes. The locking hole is provided with a locking surface and a non-locking surface 25b along the circumferential direction, and the locking surface is provided with an insertion groove 25c. The side of the first insert 23 facing away from the second insert 24 is provided with a positioning flange 23a.

As shown in fig. 6 and 7, the locking assembly includes a plug rod 28, a locking handle 27 and a pin 29, the locking handle 27 is rotatably connected to one end of the plug rod 28 through the pin 29, and the plug member is provided with a plug flange 25a along the circumferential direction. The plug connector can peg graft in two assembly grooves 26 earlier, the spliced eye has also been seted up to the plug connector, another tip that spliced pole 28 is relative wears to establish first plug-in components 23 in proper order, the spliced eye of second plug-in components 24 and plug connector, insert along the non-locking face 25b in locking hole and locate the locking hole again, it drives the rotation of spliced pole 28 to rotate locking handle 27 again, make the grafting flange 25a of spliced pole 28 and the spliced eye 25c cooperation joint of locking face, in order to restrict spliced pole 28 and break away from the locking hole, locking handle 27 butt locating flange 23a this moment, rotate locking handle 27 relative spliced pole 28 again, the first plug-in components 23 of cam structure 27a butt that locking handle 27 set up, damping force between increase grafting flange 25a and the spliced eye 25c, make spliced pole 28 be connected more stably with third plug-in 25, the plug connector is connected more stably with fixing base 22. The plug-in unit can be connected with the shooting equipment, so that the shooting equipment is stably connected on the second mounting base 2.

As shown in fig. 8 and 9, when the plug connector needs to be detached, the locking handle 27 may be rotated to the unlocking position of the cam structure 27a, and then the locking handle 27 is rotated to drive the plug rod 28 to rotate relative to the third plug-in unit 25 until the positioning flange 23a abuts against the locking surface, so that the plug flange 25a of the plug rod 28 is rotated to the non-locking surface 25b from the locking surface of the locking hole, and then the plug rod 28 is pulled out from the plurality of plug holes, so that the plug connector can be detached from the assembly groove 26.

As shown in fig. 3, there are many types of the above-described tension/slack assemblies 3, and in one embodiment, the tension/slack assembly 3 includes a limiting member 32 and an adjusting member 31b. The adjusting member 31b penetrates through the limiting member 32 and is rotatably connected to the first mounting base 1, so that the adjusting member 31b is switched between a locking state and an unlocking state. When the adjusting element 31b is in the locking state, the adjusting element 31b drives the limiting element 32 to abut against the pan-tilt-head ball 21 of the second mounting base 2, so as to limit the relative rotation between the second mounting base 2 and the first mounting base 1. When the adjusting member 31b is in the unlocked state, the limiting member 32 can release the limitation on the pan/tilt head sphere 21, and the second mounting base 2 and the first mounting base 1 can rotate relatively. When the shooting angle of the shooting device needs to be adjusted, the adjusting piece 31b can be rotated to an unlocking state relative to the first mounting seat 1, the holder ball body 21 of the second mounting seat 2 is rotated relative to the ball groove 11 of the first mounting seat 1, the shooting device is adjusted to a target angle, the adjusting piece 31b is rotated to a locking state relative to the first mounting seat 1, and the limiting piece 32 is enabled to tightly support the holder ball body 21 again, so that the shooting device is fixed at a target position.

As shown in fig. 1 to 3, the position where the stopper 32 abuts against the pan head ball 21 may be planar or non-planar. In an embodiment, a limiting arc surface 32a adapted to the surface of the pan/tilt head sphere 21 is disposed at an end of the limiting member 32 close to the spherical groove 11, and the limiting arc surface 32a is recessed toward the limiting member 32. When adjusting part 31b rotated to locking state, spacing cambered surface 32a can paste in cloud platform spheroid 21 completely, can play bigger limiting effect to cloud platform spheroid 21, avoids cloud platform spheroid 21 to rotate for first mount pad 1. Spacing cambered surface 32a can also install the slipmat of being made by rubber materials, and when locating part 32 supported tightly cloud platform spheroid 21, the slipmat and cloud platform spheroid 21 butt can increase and the frictional force between the cloud platform spheroid 21 for locating part 32 can be more stable to cloud platform spheroid 21's restriction.

As shown in fig. 1 to 3, in an embodiment, the elastic assembly 3 further includes an adjusting handle 31a, one end of the adjusting member 31b penetrates through the limiting member 32 and is rotatably connected to the first mounting base 1, and the adjusting member 31b may be screwed to the first mounting base 1 or may be rotatably connected to the first mounting base 1 in a pivot manner. The adjusting part 31b is provided with a limiting flange 31g along the circumferential direction thereof, the adjusting handle 31a is connected with the other end opposite to the adjusting part 31b, and the adjusting handle 31a can drive the adjusting part 31b to rotate through the arranged handle 31f, so that the adjusting part 31b drives the limiting part 32 to abut against the holder ball 21 or the limiting part 32 can be separated from the holder ball 21, and the second mounting base 2 is locked or unlocked. When the limiting member 32 abuts against the pan head ball 21, the limiting flange 31g of the adjusting member 31b abuts against the limiting member 32. Locating part 32 offers the constant head tank with limiting flange 31g looks adaptation towards the one end of regulating part 31b, and limiting flange 31g joint in the constant head tank can butt locating part 32 steadily to locating part 32 supports tight stability to cloud platform spheroid 21.

As shown in fig. 1 to fig. 3, when the adjusting element 31b is in threaded connection with the first mounting base 1, the adjusting handle 31a drives the adjusting element 31b to rotate forward, the adjusting element 31b moves away from the first mounting base 1 through threads, a gap remains between the limiting flange 31g of the adjusting element 31b and the positioning groove of the limiting element 32, and the limiting element 32 can move within the range of the gap, for example, the limiting element 32 can be manually picked up to move away from the first mounting base 1, so that the limiting arc surface 32a of the limiting element 32 is separated from the surface of the pan-tilt-head sphere 21, or the damping force between the limiting element 32 and the pan-tilt-head sphere 21 is reduced, so that the second mounting base 2 can rotate relative to the first mounting base 1 through the pan-tilt-head sphere 21. Adjustment handle 31a drives the reversal of regulating part 31b, regulating part 31b is close to 1 motion of first mount pad through the screw thread, regulating part 31b is close to locating part 32 motion, so that limiting flange 31g of regulating part 31b butt locating part 32's constant head tank, order about limiting part 32's spacing cambered surface 32a and support tight cloud platform spheroid 21, when spacing cambered surface 32a is greater than certain threshold with cloud platform spheroid 21's damping force, second mount pad 2 can't rotate through cloud platform spheroid 21 first mount pad 1 relatively.

Two guide slots 12 have been seted up to first mount pad 1, and locating part 32 is provided with two guide posts 32b with guide slot 12 looks adaptation, and two guide posts 32b insert respectively and locate two guide slots 12 in, can play the guide effect to locating part 32, make locating part 32 can move along the extending direction of guide slot 12, and locating part 32 motion stability can be stably to the restriction of cloud platform spheroid 21.

When the adjusting member 31b is pivotally connected to the first mounting base 1 (not shown), the adjusting member 31b can be screwed to the limiting member 32. Adjusting handle 31a drives regulating part 31b corotation, and the distance of regulating part 31b relative first mount pad 1 is unchangeable, and regulating part 31b orders about locating part 32 through screw drive and is close to or keeps away from first mount pad 1 motion to make the spacing cambered surface 32a of locating part 32 butt cloud platform spheroid 21 or with cloud platform spheroid 21 separation, restriction second mount pad 2 rotates or unlocks second mount pad 2 relative first mount pad 1.

As shown in fig. 3, the adjusting handle 31a and the adjusting member 31b may be fixedly connected by welding or integrally formed, or may be detachably connected. In one embodiment, the adjustment handle 31a and the adjustment member 31b are detachably connected by a connection structure, so that the adjustment handle 31a can be easily replaced. The connecting structure comprises a connecting screw 31c, a through hole arranged on the adjusting handle 31a and a threaded hole arranged on the adjusting piece 31b, wherein the connecting screw 31c penetrates through the through hole and is in threaded connection with the threaded hole, so that the adjusting handle 31a is connected with the adjusting piece 31b.

As shown in fig. 3 and 4, the connection structure further includes a clamping flange disposed on the adjusting member 31b and a positioning groove disposed on the adjusting handle 31a, and the clamping flange is clamped in cooperation with the positioning groove, so that the adjusting handle 31a can stably drive the adjusting member 31b to rotate, and the relative rotation is avoided. The clamping flange may be a hexagonal boss 31d formed at one end of the adjusting member 31b facing the adjusting handle 31a, and the positioning groove may be a hexagonal groove 31e formed at one end of the adjusting handle 31a facing the adjusting member 31b and adapted to the hexagonal boss 31 d. When the adjusting handle 31a is connected with the adjusting piece 31b, the hexagonal boss 31d is clamped with the hexagonal groove 31e, so that the adjusting handle 31a drives the adjusting piece 31b to rotate stably, and slip caused by relative rotation is avoided. In addition, different installation positions of the hexagonal groove 31e of the adjusting handle 31a can be selectively matched and clamped with the hexagonal boss 31d, so that the initial position of the rotation of the adjusting handle 31a can be changed. Because the hexagonal boss 31d and the hexagonal groove 31e have six mounting positions, before the connection screw 31c is mounted, the mounting positions of the hexagonal groove 31e of the adjusting handle 31a can be clamped with the hexagonal boss 31d of the adjusting piece 31b one by one, and then the adjusting handle 31a is rotated to drive the adjusting piece 31b to rotate until the limiting piece 32 completely abuts against the holder ball 21. At this time, the handle 31f of the adjusting handle 31a is close to the first mounting seat 1 as much as possible, and the handle 31f can be in a storage state, so that unlocking of the holder ball 21 caused by misoperation of the adjusting handle 31a in the using process is avoided. The most suitable installation position of the six installation positions can be selected through the above mode, and then the connecting screw 31c penetrates through the adjusting handle 31a and is connected to the adjusting piece 31b in a threaded mode.

It should be noted that, the clamping flange and the positioning groove have only been described by taking the hexagonal boss 31d and the hexagonal recess 31e as examples, and the positioning flange 23a and the positioning groove of other polygons can achieve the above technical effects, all within the protection scope of the present invention.

In a second aspect, the present invention further provides a camera device, which includes a camera device, a support frame and the above locking structure. First mount pad 1 is connected with the support frame cooperation through the first mounting structure that sets up, and second mount pad 2 is connected with shooting equipment through the second mounting structure that sets up. The first mounting structure can be the above inserting track and locking component, the second mounting structure can be the above quick-release component, the first mounting seat 1 is inserted in the inserting groove 25c on the supporting frame through the inserting track in a matching way, and then is locked and fixed through the locking component. The second mounting base 2 can be matched and spliced with a plug connector of shooting equipment through a quick-release assembly so that the shooting equipment can be mounted on the support frame for use.

Second mount pad 2 can realize quick angle modulation through elasticity subassembly 3 with first mount pad 1 for shooting the shooting angle of equipment on the support frame can quick adjustment, convenient to use.

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 embodiments only represent several 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 concept of the present invention, several changes, substitutions and improvements can be made, and these are all included in the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the claims.

Claims

1. A closure structure, comprising:

the elastic component comprises a limiting piece and an adjusting piece, and the adjusting piece penetrates through the limiting piece and is rotatably connected to the first mounting seat so as to switch between a locking state and an unlocking state; when the adjusting piece is in the locking state, the adjusting piece drives the limiting piece to abut against the second mounting seat so as to limit the second mounting seat and the first mounting seat to rotate relatively; when the adjusting piece is in an unlocking state, the limiting piece relieves the limitation on the second mounting seat, and the second mounting seat and the first mounting seat can rotate relatively.

2. The locking structure according to claim 1, wherein the first mounting seat comprises a ball groove, the second mounting seat comprises a pan head ball, the pan head ball is rotatably connected to the ball groove, and when the adjusting member is in the locking state, the limiting member abuts against the pan head ball to limit the second mounting seat from rotating relative to the first mounting seat.

3. The locking structure according to claim 2, wherein the end of the limiting member near the ball groove is provided with a limiting arc surface adapted to the surface of the holder ball, and the limiting arc surface is used for damping against the holder ball.

4. The locking structure according to claim 1, wherein the tightening assembly further comprises an adjusting handle, one end of the adjusting member penetrates through the limiting member and is rotatably connected to the first mounting seat, the adjusting handle is connected to the other end of the adjusting member opposite to the limiting member, and the adjusting handle is configured to drive the adjusting member to rotate, so that the adjusting member is switched between a locking state and an unlocking state; when the adjusting piece is in a locking state, the adjusting piece drives the limiting piece to abut against the second mounting seat; when the adjusting piece is in an unlocking state, the limiting piece relieves the limitation on the second mounting seat.

5. The locking structure according to claim 4, wherein the adjusting member is threadedly connected to the first mounting seat, and the adjusting handle rotates the adjusting member to move the adjusting member closer to or away from the limiting member; when the adjusting piece moves close to the limiting piece and drives the limiting piece to abut against the second mounting seat, the adjusting piece is in the locking state; when the adjusting piece moves away from the limiting piece and the limitation on the second mounting seat is removed, the adjusting piece is in the unlocking state.

6. The locking structure according to claim 4, wherein the adjusting member is in-situ rotatably connected to the first mounting seat, and the adjusting member is threadedly connected to the limiting member; when rotating adjustment handle, adjustment handle drives the regulating part is relative the locating part rotates, the regulating part orders about through the screw the locating part is close to or keeps away from the motion of second mount pad, so that the regulating part switches between lock state and unblock state.

7. The locking structure according to any one of claims 4 to 6, wherein the first mounting seat defines a guide slot, and the limiting member is inserted into the guide slot through a guide post, and moves along an extension direction of the guide slot.

8. The locking structure according to any one of claims 4 to 6, wherein the adjustment handle is detachably connected to the adjustment member through a connection structure, the connection structure comprises a connection screw, a through hole provided in the adjustment handle, and a threaded hole provided in the adjustment member, and the connection screw is threaded through the through hole and is connected to the threaded hole.

9. The locking structure of claim 8, wherein the connecting structure further comprises a clamping flange disposed on the adjusting member and a positioning groove disposed on the adjusting handle, and the clamping flange is clamped in cooperation with the positioning groove.

10. A camera device, comprising a camera device, a support frame, and the locking structure of any one of claims 1 to 9, wherein the first mounting seat is connected to the support frame by a first mounting structure, and the second mounting seat is connected to the camera device by a second mounting structure.