CN203907157U - Lens bracket assembly and holder using same - Google Patents

Abstract

The utility model discloses a lens bracket assembly used for supporting an imaging device. The imaging device comprises a body and a lens connected to the body. The lens bracket assembly comprises a support plate and a bracket. The support plate is used for installing the imaging device. The support plate comprises a first side. The bracket has a Y-shaped structure and comprises a support part with the shape matched with the lens of the imaging device and a fixed part connected with the support part. The fixed part is fixed on the first side. The support part is used for supporting the lens. The utility model also relates to a holder using the lens bracket assembly.

Description

Lens mount assembly and the pan/tilt it uses

technical field

The utility model relates to the field of photographing equipment, in particular to a lens support assembly and a cloud platform used therein.

Background technique

The pan-tilt is a supporting workbench for installing the camera, and the camera is set on the pan-tilt. Through the adjustment of the PTZ, the lens of the camera can be adjusted to achieve correct shooting of the target. The pan-tilt can be compatible with various types of cameras or lenses, and the center of gravity of each axis of the pan-tilt can be adjusted. However, due to the existing structure for adjusting the center of gravity, the relative displacement of the platform structure is used to adjust the center of gravity. Since most of the structural parts are load-bearing, the static friction between the structural parts is very large, making relative movement difficult. And when the relative displacement is very small, the image of the center of gravity is also very large, which makes it difficult to adjust the center of gravity.

In addition, the installation of existing cameras and pan/tilts is complicated, the steps are relatively cumbersome, the structure deforms greatly when locked, and there are poor connections, resulting in poor rigidity of the pan/tilt system, and it is difficult to improve the accuracy. The rigidity of the connection between some cameras and the lens is poor, which is also one of the reasons for the poor rigidity of the gimbal system.

Utility model content

The purpose of the utility model is to provide a lens bracket assembly and a pan/tilt used therein which can be quickly adjusted to balance the center of gravity and improve the rigidity between the lens and the body of the imaging device.

The embodiment of the utility model is realized in the following way, a lens holder assembly is used to support an imaging device. The imaging device includes a body and a lens connected to the body. The lens holder assembly includes a support plate. The supporting board is used for installing the imaging device, and the supporting board includes a first side. The lens bracket assembly further includes a bracket, which is a "Y"-shaped structure, including a support part whose shape matches the lens of the imaging device, and a fixing part connected with the support part. The fixing part is fixed on the first side, and the supporting part is used for supporting the lens.

Wherein, the first side is provided with a first fixing hole, and the fixing part is provided with a guide hole, and the lens holder assembly further includes a fixing part, and the fixing part is a pin, which includes a set of inserting parts and A resisting part connected to the inserting part, the inserting part passes through the guide hole and the first fixing hole, and the resisting part leans against the fixing part.

Wherein, the first side of the support plate is also provided with two second fixing holes, and the lens bracket assembly further includes a connecting piece arranged between the first side and the bracket, and the connecting The piece includes a connecting portion, and the connecting portion is respectively provided with a first through hole and two second through holes corresponding to the positions of the first fixing hole and the second fixing hole of the support plate, and the two The second through hole is opposite to the two second fixing holes respectively, and two pins are inserted into the second through hole and the second fixing hole to fix the connector on the second fixing hole. On the first side of the supporting plate, the inserting portion also passes through the first through hole.

Wherein, the length of the incorporation part is equal to the sum of the depth of the first fixing hole, the depth of the first through hole and the depth of the guide hole.

Wherein, the connecting piece further includes a connecting portion and two cylindrical clamping columns arranged on both sides of the connecting portion, and the fixing portion is clamped between the two clamping columns.

Wherein, the width of the fixing portion is equal to the shortest distance between the two clamping posts.

Wherein, the lens bracket assembly further includes a mounting plate, the support plate is slidably arranged on the mounting plate, the mounting plate includes a first surface and two opposite first side walls, the The two opposite ends of the first surface are respectively extended with a first boss, and the inner side walls of the two first bosses are respectively provided with a first chute, and the two outer side walls of the support plate correspond to the first chute The positions are respectively provided with a second chute matching the first chute.

Wherein, both the first chute and the second chute are dovetail chute.

Wherein, one of the first side walls defines a receiving groove, the locking device further includes a crimping device, the crimping device includes a sliding block, and the sliding block is slidably arranged in the receiving groove, The sliding block includes a first side surface close to the bottom of the receiving groove, and a fastening portion extends from the first side toward the bottom of the groove for locking the support plate on the installation plate, when the sliding block is held in the second sliding groove, the support plate and the installation plate are locked by the fastening portion.

Wherein, the groove bottom of the first chute is provided with a threaded hole, and the locking device further includes a spring, a fixing bolt, a pin and a wrench, and the spring is arranged between the bottom of the groove and the first Between the sides, the sliding block also includes a second side away from the first side, the wrench is arranged on the second side, the wrench defines a first through hole for receiving the pin, the The fixing bolt passes through the pin, the sliding block and the spring in sequence and is screwed into the threaded hole.

Wherein, the second side is provided with a "back"-shaped first receiving groove, the central part of the first receiving groove forms a cylinder, and the cylinder is provided with a circular through hole for allowing the The fixing bolt passes through, and the locking device further includes a gasket, the shape and size of the gasket are respectively matched with the shape and size of the first receiving groove, and the gasket is accommodated in the first receiving groove inside, in contact with the wrench.

Wherein, the thickness of the gasket is greater than or equal to that of the first receiving groove.

Wherein, the gasket is made of Saigang.

Wherein, the accommodating groove includes two side surfaces arranged vertically to the bottom of the groove, the two sides are oppositely arranged, and a first sliding part is respectively arranged on the two sides, and the two outer side walls of the supporting plate correspond to the The first sliding part is provided with a second sliding part matched with the first sliding part.

Wherein, the first sliding part is a sliding groove, and the second sliding part is a slider.

Wherein, the first sliding part is a slider, and the second sliding part is a sliding groove.

Wherein, the receiving groove extends from the first side wall toward the center of the first surface, and the receiving groove penetrates a part of the first boss, so that the first boss forms a gap, and the The notch communicates with the receiving groove, the fastening part protrudes from the first side, and the fastening part forms a slope inclined relative to the first side, when the sliding block is fixed on the first side When the second sliding slot is inside, the slope is accommodated in the notch.

Wherein, the lens holder assembly further includes a first adapter, the first adapter includes a first pressing block and a second pressing block oppositely arranged, and the first pressing block and the second pressing block Two circular slots are formed between them, the first clamp and the second clamp are jointly locked into the first screw, the mounting plate is fixed on the second clamp, and the first screw The nut is fixed on a first wrench.

The embodiment of the utility model is achieved in this way, a cloud platform, which is used to carry an imaging device, the platform includes a first support frame, a hinge joint with the first support frame that can drive the first support A second support frame that rotates, and a third support frame that is hinged with the second support frame and can drive the rotation of the second support frame. The first support frame includes two first pillars and two guides row column, the two guide columns are arranged approximately perpendicular to the two first columns, the two guide columns are used to carry the imaging device, and the pan/tilt also includes a On the post, the lens mount assembly as described above.

Wherein, the first pillar, the guide pillar, and the third support frame are all hollow, and the inner walls of the first pillar, the guide pillar, and the third support frame are all provided with inner walls. The main body of the driving device is provided with external threads, and the external threads cooperate with the internal threads, so that the driving device can be connected with the first pillar, the guide column, or the third The supporting frames are fixedly connected.

Wherein, the second supporting frame includes two second pillars and a first driving device, wherein one of the second pillars is hinged to a rotating shaft of one of the first pillars; and the other of the second The pillar is hinged to a rotating shaft of another first pillar through the first driving device.

Wherein, the third supporting frame includes a third pillar, a second driving device, and a connecting plate, and the second driving device is rotatably connected to the second pillar for driving the second supporting frame, The second driving device is fixed on one end of the third pillar, and a drive shaft of the second driving device is fixedly connected to the second pillar, and is used to drive the second pillar to rotate, so as to drive the The second supporting frame rotates, and the other end of the third pillar is connected to the connecting plate.

Wherein, the pan/tilt further includes a driving part and a holding part, the driving part is a brushless motor, the rotor of which is connected to the connecting plate, and the stator is fixed on the holding part, and the driving part is used for Drive the third support frame to rotate.

Compared with the prior art, the bracket of the lens bracket assembly of the present utility model is fixed on the support plate, the imaging device is installed on the support plate, and the bracket supports the lens of the imaging device, therefore, the lens and the body of the imaging device are improved. stiffness between. In addition, the supporting plate is slidably connected to the mounting plate, and the crimping device locks the supporting plate and the mounting plate, so that the mounting plate can be locked to the mounting plate through the mounting plate Any predetermined position of the support plate improves the locking accuracy of the installation plate. Moreover, the lens holder assembly is small in size and easy to assemble and disassemble. The center of gravity of the pan-tilt can be adjusted through the lens bracket assembly.

Description of drawings

Fig. 1 is a three-dimensional assembly diagram of the pan-tilt provided by the utility model.

Fig. 2 is a schematic three-dimensional assembly diagram of the platform in Fig. 1 from another perspective.

FIG. 3 is a three-dimensional assembly diagram of the support plate, the bracket, the connecting piece and the fixing piece in the lens bracket assembly in FIG. 1 .

Fig. 4 is a three-dimensional exploded schematic diagram of the support plate, the bracket, the connecting part and the fixing part in Fig. 3 .

Fig. 5 is a perspective view of the bracket in Fig. 1 .

FIG. 6 is a three-dimensional assembly diagram of the support plate, the mounting plate, and the crimping device in the lens holder assembly in FIG. 1 .

FIG. 7 is a three-dimensional exploded schematic diagram of the supporting plate, the mounting plate, and the crimping device in the lens holder assembly in FIG. 6 .

Fig. 8 is a schematic perspective view of a sliding block in the crimping device in Fig. 7 .

FIG. 9 is a diagram of the use state of the pan tilt in FIG. 1 .

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The implementation of the present utility model will be described in detail below in conjunction with specific embodiments.

Please refer to FIG. 1 to FIG. 2 together. The present invention provides a platform 100 for carrying an imaging device 200 (as in FIG. 9 ). The imaging device 200 may be a camera, a video camera, or a lens. In this embodiment, the imaging device 200 is a camera, which includes a body 201 and a lens 202 mounted on the body 201 .

The pan/tilt 100 includes a first support frame 10, a lens holder assembly 20 movably arranged on the first support frame 10, a lens bracket assembly 20 that is hinged to the first support frame 10 and can drive the first support frame. The second support frame 40 that the frame 10 rotates, a third support frame 40a that is hinged with the second support frame 40 and can drive the rotation of the second support frame 40, and a drive that drives the rotation of the third support frame 40a part 40b, and a holding part 60.

The first supporting frame 10 includes two first pillars 11 , two guiding columns 12 and two first locking devices 13 . The two guide columns 12 are arranged perpendicular to the two first columns 11 . The two guide columns 12 can move along the length direction of the first pillar 11 through the first clamping device 13, and the two guide columns 12 can be moved by the first clamping device 13 It is fixed at any position of the first pillar 11.

Specifically, the first pillars 11 are cylindrical, and each of the first pillars 11 includes a connecting end 110 . The connecting end 110 defines a through hole 111 . In this embodiment, the axial direction of the through hole 111 is substantially perpendicular to the length direction of the first pillar 11 . A rotating shaft 112 is disposed in the through hole 111 , and it can be understood that the first pillar 11 may also have other shapes.

In this embodiment, the two guide posts 12 are both cylindrical, and it can be understood that the guide posts 12 may also have other shapes.

The two first locking devices 13 each include a locking hole 130 , two receiving portions 132 respectively disposed on two sides of the locking hole 130 , and a locking component 134 .

The axial direction of the locking hole 130 is substantially perpendicular to the axial direction of the receiving portion 132 . The shape and size of the holding hole 130 correspond to the shape and size of the first pillar 11 respectively. The two first pillars 11 are sleeved in one of the holding holes 130 respectively.

Each of the accommodating portions 132 is respectively used for accommodating one end of the guiding post 12 so that the two guiding posts 12 are substantially parallel to each other.

The locking part 134 is used for locking the first locking device 13 to any position of the first pillar 11 . Specifically, the locking part 134 is a lock, which is made of metal.

Please refer to FIGS. 3-8 together. The lens holder assembly 20 includes a first adapter 23 slidably disposed on the guide column 12 , a mounting plate 24 , a slidably disposed on the The support plate 25 on the mounting plate 24, a crimping device 26, a connector 27 installed on one side of the support plate 25, a support 28 installed on one side of the connector 27, and a The connecting piece 27 and the bracket 28 are fixed to the fixing piece 29 on one side of the support plate 25 . The installation board 24 is fixed on the first adapter 23 . In this embodiment, the mounting plate 24 is fixed on the first adapter piece 23 by bolts. The supporting board 25 is slidably disposed on the mounting board 24 . The crimping device 26 is disposed on one side of the mounting plate 24 , and the crimping device 26 is used to fix the supporting plate 25 on any position of the mounting plate 24 .

In order to adjust the sliding of the first adapter piece 23, the first adapter piece 23 includes a first pressing block 231 and a second pressing piece 232 oppositely arranged, and the first pressing piece 231 and the second pressing piece Two circular slots 230 are formed between the blocks 232, the guide column 12 is inserted into the circular slots 230, and the first pressing block 231 and the second pressing block 232 are jointly locked into the first screw 233. Lock the first screw 233, the first adapter 23 is fixed on the guide column 12; loosen the first screw 233, the first adapter 23 is fixed on the guide column 12; 12 and slide along the length direction of the guide column 12.

In this embodiment, the nut of the first screw 233 is fixed on a first wrench 234, and the first wrench 234 extends along the direction perpendicular to the length of the first screw 233, and the first wrench 234 is pulled to press The first screw 233 is rotated in the locking direction, that is, the locking of the first screw 233 is realized; otherwise, the first wrench 234 is pulled to rotate in the opposite direction according to the locking direction of the first screw 233, that is, the locking of the first screw 233 is realized. The loosening of the first screw 233 further adjusts the sliding and fixing of the first adapter 23 . Of course, in other implementation manners, the first adapter 23 can also be automatically adjusted by using a screw mechanism.

The mounting plate 24 is fixed on the second pressing block 232 . The mounting plate 24 is a long rectangular block, which includes a first surface 241 away from the second pressing block 232 and two opposite first side walls 242 . The first surface 241 is vertically connected to the two first side walls 242 respectively. Two opposite ends of the first surface 241 respectively extend a first boss 243 along a direction perpendicular to the first surface 241 . In this embodiment, the two first bosses 243 are integrally formed with the installation plate 24 , and the outer sidewalls of the two first bosses 243 are respectively coplanar with one of the first sidewalls 242 . The inner sidewalls of the two first bosses 243 are respectively provided with a first slide groove 2430 . The first chute 2430 may be a dovetail chute or a T-shaped chute. In this embodiment, the first chute 2430 is a dovetail chute.

One of the first side walls 242 defines a receiving groove 244 , and the receiving groove 244 extends from the first side wall 242 toward the center of the first surface 241 . The receiving groove 244 penetrates part of the first boss 243 so that the first boss 243 forms a notch 2431 . The notch 2431 communicates with the receiving groove 244 . The receiving groove 244 includes a groove bottom 2441 and two side surfaces 2442 perpendicular to the groove bottom 2441 . The groove bottom 2441 is substantially parallel to the first side wall 242 . The groove bottom 2441 defines a threaded hole 2440 . The two side surfaces 2442 are substantially parallel and opposite to each other. A first sliding portion 2443 is respectively disposed on the two side surfaces 2442 . In this embodiment, the two first sliding parts 2443 are sliding grooves.

The support plate 25 is provided with a plurality of uniformly arranged screw holes 25 a along its length for screwing the imaging device 200 . On the one hand, multiple screw holes 25a can be used to adapt to imaging devices 200 of different specifications; Location. In this embodiment, the two outer sidewalls 25b of the support plate 25 are provided with a second sliding groove 250 matching the first sliding groove 2430 at a position corresponding to the first sliding groove 2430 . In this embodiment, the second chute 250 corresponds to a dovetail chute. The support plate 25 further includes a first side 251, and the first side 251 is vertically connected to the two outer sidewalls 25b. The first side 251 defines a first fixing hole 2512 and two second fixing holes 2613 . The two second fixing holes 2613 surround the first fixing hole 2512 .

The crimping device 26 includes a sliding block 261 , a washer 262 accommodated in the sliding block 261 , a wrench 263 , a pin 264 , a fixing bolt 265 and a spring 266 .

The sliding block 261 is slidably disposed in the receiving groove 244, and includes a first side 2611 close to the bottom 2441 of the receiving groove 244, a second side 2612 away from the first side 2611, And two third sides 2613 vertically connecting the first side 2611 and the second side 2612 . The two third sides 2613 deviate from each other and are substantially parallel. The first side 2611 extends a fastening portion 2614 toward the groove bottom 2441, and the fastening portion 2641 protrudes from the first side 2611. Therefore, the fastening portion 2641 forms a The slope 2615 of the first side 2611 is inclined. In this embodiment, when the sliding block 261 slides close to the groove bottom 2441, the first surface 241 of the installation plate 24 and the slope 2615 jointly form a 2430 is the same shape and size as the chute (not shown). The two third side surfaces 2613 are respectively provided with a second sliding portion 2616 corresponding to a position of the first sliding portion 2443 . In this embodiment, the two second sliding parts 2616 are sliders.

The second side 2612 is provided with a "back"-shaped first receiving groove 2617, the central part of the first receiving groove 2617 forms a cylinder 2618, and the outer surface of the cylinder 2618 is connected to the second side 2612. flush. The cylinder 2618 defines a circular through hole 2619 .

The shape and size of the washer 262 are respectively matched with the shape and size of the first receiving groove 2617 . The thickness of the washer 262 may be greater than or equal to the depth of the first receiving groove 2617 . In this embodiment, the thickness of the washer 262 is greater than the depth of the first receiving groove 2617 . In this embodiment, the gasket 262 is made of Saigang.

The wrench 263 includes a rotating portion 2631 and a wrenching portion 2632 away from the rotating portion 2631 . A first receiving portion 2634 extends from the rotating portion 2631 toward the pulling portion 2632 , and the first receiving portion 2634 penetrates through the rotating portion 2631 . A first through hole 2633 is defined in a sidewall of the rotating portion 2631 . The axial direction of the first through hole 2633 is perpendicular to the axial direction of the through hole 2619 of the sliding block 261 . The first receiving portion 2634 communicates with the first through hole 2633 .

The shape and size of the pin 264 match the shape and size of the first through hole 2633 respectively. In this embodiment, a second through hole 2640 is defined in the center of the pin 264 .

The spring 266 is installed between the first side 2611 of the sliding block 261 and the groove bottom 2441 of the mounting plate 24 .

When assembling the crimping device 26, first insert the pin 264 into the first through hole 2633, then place the washer 262 in the first receiving groove 2617, and then place the fixing bolts 265 in sequence Pass through the second through hole 2640 , the through hole 2619 , the spring 266 and the threaded hole 2440 of the groove bottom 2441 of the mounting plate 24 , and screw with the threaded hole 2440 . The notch 2431 and the receiving groove 244 jointly accommodate the sliding block 261 , and the rotating portion 2631 of the wrench 263 abuts against the washer 262 .

During use, the support plate 25 cooperates with the first chute 2430 of the installation plate 24 through the second slide groove 250, so that the support plate 25 slides on the installation plate 24, when the When the support plate 25 is clamped in the installation plate 24, the wrench 263 is pressed, and the two second sliding parts 2616 and the two first sliding parts 2443 guide the sliding block 261 in place. The accommodating groove 244 slides in a direction close to the groove bottom 2441, so that the fastening portion 2614 of the sliding block 261 is held in the second sliding groove 250, that is, the support plate 25 and the mounting plate 24 At this time, the slope 2615 is accommodated in the notch 2461 . On the contrary, the wrench 263 is pulled, and the wrench 263 moves away from the installation plate 24, that is, the loosening between the support plate 25 and the installation plate 24 is realized, and then the support plate 25 is adjusted. sliding and fixing.

In this embodiment, the washer 262 is made of steel, which can provide deformation and better hand feeling when pressing the wrench 263 .

The connecting member 27 includes a connecting portion 271 and two cylindrical locking posts 272 disposed on two sides of the connecting portion 271 . A first through hole 2711 and two second through holes 2712 are provided on the connecting portion 271 respectively corresponding to the first fixing hole 2512 and the second fixing hole 2513 of the support plate 25 . The two second through holes 2712 surround the first through hole 2711 . The connecting member 27 is fixed on the first side 251 of the support plate 25 . Specifically, the two second through holes 2712 are opposite to the two second fixing holes 2513 respectively, and then two pins are inserted into the second through holes 2712 and the second fixing holes 2513 In order to fix the connecting member 27 on the first side 251 of the support plate 25 .

It can be understood that, in other embodiments, both the second through hole 2712 and the second fixing hole 2513 can be omitted, and the connecting member 27 is directly fixed to the support plate 25 by glue or welding. Fixed, not limited to this embodiment.

In this embodiment, the bracket 28 is in a “Y” shape, and includes a support portion 281 whose shape matches the lens 202 of the imaging device 200 , and a fixing portion 202 connected to the support portion 281 . In this embodiment, the support portion 281 is an arc structure, and its radius is equal to the radius of the lens 202 . The fixing portion 282 defines a guide hole 2820 and a plurality of circular through holes 2822 . A plurality of circular through holes 2822 surround the guiding hole 2820 . The width of the fixing portion 282 is equal to the shortest distance between two locking posts 272 .

In this embodiment, the fixing member 29 is a pin, which includes an inserting portion 291 and a resisting portion 292 connected to the inserting portion 291 . The length of the incorporation part 291 is approximately equal to the sum of the depth of the first fixing hole 2512, the depth of the first through hole 2711 and the depth of the guide hole 2820. Therefore, when the incorporation part 291 passes through After passing through the guide hole 2820 and the first through hole 2711, when mating with the first fixing hole 2512 through an interference fit, the abutting portion 292 abuts against the fixing portion 282, and at the same time The fixing portion 282 is clamped between the two locking posts 272 to prevent the bracket 28 from shaking.

It can be understood that, in other embodiments, in order to save manufacturing cost, the fixing member 29 can also be omitted, and the connecting member 27 is fixed on the first side 251 of the support plate 25 by glue, and The bracket 28 is fixed on the connecting piece 27 by glue.

It can be understood that, in other embodiments, in order to save manufacturing costs, the connecting member 27 can also be omitted, and the bracket 28 is directly fixed to the support plate 25 through the fixing member 29 or glue. on the first side 251 .

The second supporting frame 40 includes two second pillars 41 and a first driving device 42 . One of the second pillars 41 is directly hinged with the rotation shaft 112 of one of the first pillars 11; The rotating shaft 112 of 11 is hinged. Specifically, the first driving device 42 is fixed on one end of the second pillar 41 close to the first pillar 11, and the driving shaft (not shown) of the first driving device 42 is connected to one of the first pillars. The rotating shaft 112 of the pillar 11 is fixedly connected to drive the rotating shaft 112 to rotate, so as to drive the first supporting frame 10 to rotate. In this embodiment, the axial direction of the driving shaft of the first driving device 42 is substantially perpendicular to the length direction of the second support 42 . The first driving device 42 drives the first supporting frame 10 to rotate to adjust the shooting angle of the imaging device 200 and to adjust the rotational speed in time to adapt to various attitudes. In this embodiment, the first driving device 42 is a brushless motor. It can be understood that the first driving device 42 can also be a brushed motor or a motor, etc., and is not limited to this embodiment.

The third supporting frame 40 a includes a third support 43 , a second driving device 44 , and a connecting plate 45 . The shape of the third pillar 43 is a hollow column. The second driving device 44 is rotatably connected to the second support 41 for driving the second supporting frame 40 to rotate. Specifically, the second driving device 44 is fixed on one end of the third pillar 43, and the driving shaft (not shown) of the second driving device 44 is fixedly connected with the second pillar 41 for driving The second support 41 rotates to drive the second supporting frame 40 to rotate. The other end of the third support 43 is connected to the connecting plate 45 . The connecting plate 45 is substantially perpendicular to the third pillar 43 and substantially parallel to the rotation axis of the second driving device 44 .

In this embodiment, the driving part 40 b is a brushless motor, the rotor of which is connected to the connecting plate 45 , and the stator is fixed to the holding part 60 . The driving part 40b is used to drive the third supporting frame 40a to rotate 360° in the horizontal direction.

The holding portion 60 is in the shape of a bent rod. Specifically, the handle portion 60 includes a first connection portion 601 , a first support portion 602 and a handle portion 603 . The first supporting part 602 is a rod, and the first connecting part 601 is fixedly connected to the geometric center of the first supporting part 602 . The first connecting portion 601 is connected to the driving portion 40b.

The handle portion 603 is two cylindrical handles, and the handle portion 603 is fixed at both ends of the first supporting portion 602 .

A handle 604 is fixed to the holding part 60, and the handle 604 is fixed on one side of the first supporting part 602, and is arranged opposite to the first connecting part 601, so that when the platform 100 is not in use, It can be carried at will, saving power. Of course, in other implementation manners, the gripping part 60 can also be provided with a locking mechanism, so as to be fixed on the cloud ladder, so as to realize automatic movement of the platform 100 by machinery.

Please also refer to FIG. 9 , during use, one of the imaging devices 200 is fixed on the lens holder assembly 20 . In order to increase the stability of the imaging device 200 during shooting, the center of gravity between the first support frame 10 , the lens holder assembly 20 , and the imaging device 200 should fall on the first driving device 42 on the axis of rotation. Through mechanical analysis, when the center of gravity between the first support frame 10, the lens holder assembly 20, and the imaging device 200 should fall on the driving shaft of the first driving device 42, the first Rotating the support frame 10 to any angle will not generate a rotational moment, that is, the first support frame 10 will not shake back and forth due to the moment, which increases the stability of the imaging device 200 during rotation.

When the platform 100 runs smoothly, the first support frame 10 and the imaging device 200 are also in a state of dynamic balance. And when the center of gravity between the first support frame 10 , the lens holder assembly 20 , and the imaging device 200 does not fall on the rotation axis of the first driving device 42 , pull the wrench 263 , The wrench 263 moves away from the installation plate 24, that is, to realize the loosening between the support plate 25 and the installation plate 24, and then slide the support plate 25 on the installation plate 24, so as to Fine-tuning the center of gravity of the first support frame 10, so that the center of gravity between the first support frame 10, the lens support assembly 20, and the imaging device 200 falls on the center of the first driving device 42 on the axis of rotation.

It can be understood that, in other embodiments, the first sliding part 2443 may also be a slider, and the second sliding part 2616 may be a sliding groove.

It can be understood that, in other embodiments, the first sliding part 2443 and the second sliding part 2616 can also be omitted.

The bracket of the lens bracket assembly of the utility model is fixed on the support plate, the imaging device is installed on the support plate, and the bracket supports the lens of the imaging device, therefore, the rigidity between the lens of the imaging device and the body is improved. In addition, the supporting plate is slidably connected to the mounting plate, and the crimping device locks the supporting plate and the mounting plate, so that the mounting plate can be locked to the mounting plate through the mounting plate Any predetermined position of the support plate improves the locking accuracy of the installation plate. Moreover, the lens holder assembly is small in size and easy to assemble and disassemble. The center of gravity of the pan-tilt can be adjusted through the lens bracket assembly.

The above is only an embodiment of the utility model, and does not limit the patent scope of the utility model. Any equivalent structure or equivalent process conversion made by using the utility model specification and accompanying drawings, or directly or indirectly used in other Related technical fields are all included in the patent protection scope of the present utility model in the same way.

Claims (23)

1. A lens holder assembly, which is used to support an imaging device, the imaging device includes a body and a lens connected to the body, the lens holder assembly includes a support plate, and the support plate is used When installing the imaging device, the support plate includes a first side, and it is characterized in that: the lens holder assembly further includes a bracket, and the bracket is a "Y"-shaped structure, including a shape and the imaging device A supporting part matched with the lens, and a fixing part connected with the supporting part, the fixing part is fixed on the first side, and the supporting part is used to support the lens. 2. The lens holder assembly according to claim 1, wherein a first fixing hole is opened on the first side, a guide hole is opened on the fixing part, and the lens holder assembly further includes a fixing piece , the fixing member is a pin, which includes a set-in portion and a resisting portion connected to the inserting portion, the inserting portion passes through the guide hole and the first fixing hole, and the resisting portion The part abuts against the fixed part. 3. The lens holder assembly according to claim 2, wherein two second fixing holes are opened on the first side of the support plate, and the lens holder assembly further includes a The connecting part between the side and the bracket, the connecting part includes a connecting part, and the connecting part is respectively provided with the first fixing hole and the second fixing hole corresponding to the supporting plate. One through-hole and two second through-holes, the two second through-holes are opposite to the two second fixing holes respectively, two pins are inserted in the second through-holes and the two second fixing holes The second fixing hole is used to fix the connecting piece on the first side of the support plate, and the inserting portion also passes through the first through hole. 4. The lens holder assembly according to claim 3, wherein the length of the insertion part is equal to the depth of the first fixing hole, the depth of the first through hole and the depth of the guide hole and. 5. The lens holder assembly according to claim 3, characterized in that: the connecting piece further comprises a connecting portion and two cylindrical clamping columns arranged on both sides of the connecting portion, and the fixing portion clamps Between the two clamping posts. 6. The lens holder assembly according to claim 5, wherein the width of the fixing portion is equal to the shortest distance between the two locking posts. 7. The lens holder assembly according to claim 6, wherein the lens holder assembly further comprises a mounting plate, the support plate is slidably arranged on the mounting plate, and the mounting plate comprises a first A surface and two opposite first side walls, a first boss is respectively extended from the two opposite ends of the first surface, and a first chute is respectively arranged on the inner side walls of the two first bosses, The two outer sidewalls of the support plate are respectively provided with second slide grooves matching the first slide grooves at positions corresponding to the first slide grooves. 8 . The lens holder assembly according to claim 7 , wherein both the first sliding groove and the second sliding groove are dovetail sliding grooves. 9. The lens holder assembly according to claim 8, wherein one of the first side walls defines a receiving groove, the locking device further comprises a buckling device, and the buckling device comprises a sliding block, The sliding block is slidably arranged in the receiving groove, and the sliding block includes a first side surface close to the groove bottom of the receiving groove, and a fastening frame extending from the first side toward the direction close to the groove bottom. part, used to lock the support plate to the installation plate, when the sliding block is held in the second chute, the support plate and the installation plate pass through the fastening part lock tight. 10. The lens holder assembly according to claim 9, wherein a threaded hole is provided at the bottom of the first chute, and the locking device further comprises a spring, a fixing bolt, a pin and a wrench , the spring is arranged between the bottom of the groove and the first side, the sliding block also includes a second side away from the first side, the wrench is arranged on the second side, and the wrench opens There is a first through hole for accommodating the pin, and the fixing bolt sequentially passes through the pin, the sliding block and the spring to be screwed into the threaded hole. 11. The lens holder assembly according to claim 10, characterized in that: the second side is provided with a "back"-shaped first receiving groove, the central part of the first receiving groove forms a cylinder, and the The cylinder is provided with a circular through hole for the passage of the fixing bolt, and the locking device further includes a gasket, the shape and size of the gasket are respectively the same as those of the first receiving groove. Matched, the washer is accommodated in the first receiving groove and is in contact with the wrench. 12. The lens holder assembly according to claim 11, wherein the gasket has a thickness greater than or equal to that of the first receiving groove. 13. The lens holder assembly according to claim 11, wherein the spacer is made of sa steel. 14. The lens holder assembly according to claim 9, wherein the receiving groove includes two sides perpendicular to the bottom of the groove, the two sides are opposite to each other, and each of the two sides is provided with a For the first sliding part, the two outer walls of the support plate correspond to the first sliding part and are provided with a second sliding part matched with the first sliding part. 15. The lens holder assembly according to claim 14, wherein the first sliding part is a slide groove, and the second sliding part is a slider. 16. The lens holder assembly according to claim 14, wherein the first sliding part is a slider, and the second sliding part is a sliding groove. 17. The lens holder assembly according to claim 9, wherein the receiving groove extends from the first side wall toward the center of the first surface, and the receiving groove penetrates a portion of the first protrusion. platform, so that the first boss forms a notch, the notch communicates with the receiving groove, the fastening part protrudes from the first side, and the fastening part forms a A slope with an inclined side, when the sliding block is held in the second sliding slot, the slope is accommodated in the notch. 18. The lens holder assembly according to claim 7, characterized in that: the lens holder assembly further comprises a first adapter, and the first adapter includes a first pressure block and a second pressure piece oppositely arranged block, two circular slots are formed between the first pressing block and the second pressing block, the first pressing block and the second pressing block are locked into the first screw together, and the mounting plate is fixed On the second pressing block, the nut of the first screw is fixed on a first wrench. 19. A cloud platform, which is used to carry an imaging device, the platform includes a first support frame, a second support frame hinged with the first support frame and capable of driving the first support frame to rotate, and a third support frame that is hinged with the second support frame and can drive the second support frame to rotate, the first support frame includes two first pillars and two guide posts, and the two guide posts The row column is arranged approximately perpendicular to the two first pillars, and the two guide columns are used to carry the imaging device. It is characterized in that: the platform also includes a set on the guide column, such as The lens holder assembly according to any one of claims 1-18. 20. The cloud platform according to claim 19, characterized in that: said first pillar, said guide pillar, and said third support frame are all hollow, and said first pillar, said guide pillar Both the column and the inner wall of the third support frame are provided with internal threads, and the main body of the driving device is provided with external threads, and the external threads cooperate with the internal threads so that the driving device and the first A pillar, the guide column, or the third support frame are fixedly connected. 21. The cloud platform according to claim 20, characterized in that: the second support frame includes two second pillars and a first driving device, wherein one of the second pillars and one of the first A rotating shaft of the pillar is hinged; and another second pillar is hinged with a rotating shaft of the other first pillar through the first driving device. 22. The cloud platform according to claim 21, characterized in that: the third support frame includes a third pillar, a second driving device, and a connecting plate, and the second driving device is rotatably connected to the The second pillar is used to drive the second support frame, the second driving device is fixed at one end of the third pillar, a drive shaft of the second driving device is fixedly connected to the second pillar, It is used to drive the second support to rotate to drive the second supporting frame to rotate, and the other end of the third support is connected to the connecting plate. 23. The cloud platform according to claim 22, characterized in that: the cloud platform further comprises a driving part and a holding part, the driving part is a brushless motor, the rotor of which is connected to the connecting plate, and The stator is fixed on the holding part, and the driving part is used to drive the third supporting frame to rotate.