CN215929155U

CN215929155U - Video camera

Info

Publication number: CN215929155U
Application number: CN202122126503.1U
Authority: CN
Inventors: 程毅; 肖都军; 陈宏建; 钟花多; 潘霄凌
Original assignee: Zhejiang Dahua Technology Co Ltd
Current assignee: Zhejiang Dahua Technology Co Ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-03-01
Anticipated expiration: 2031-09-01

Abstract

The utility model relates to a camera, comprising a first mounting seat; the second mounting seat is mounted on the first mounting seat and can rotate around a fixed axis relative to the first mounting seat; the lens is fixedly arranged on the second mounting seat; the adjusting component is arranged on the first mounting seat and comprises two adjusting pieces, the two adjusting pieces are respectively positioned on two sides of the rotation axis of the second mounting seat, and the two adjusting pieces can extend out of different distances towards the second mounting seat. In the camera, when the angle of the lens is required to be adjusted, the adjusting piece located on one side of the rotation axis of the second mounting seat retracts towards the first mounting seat, the adjusting piece located on the other side extends towards the second mounting seat and pushes the lens to rotate around the fixed axis, and after the lens reaches a preset angle, the two adjusting pieces are pushed and supported on one side, close to the first mounting seat, of the second mounting seat relatively, so that the second mounting seat is limited to rotate relative to the first mounting seat.

Description

Video camera

Technical Field

The utility model relates to the technical field of cameras, in particular to a camera.

Background

Some electronic devices are equipped with camera assemblies for collecting image data, and camera fixing supports matched with the camera assemblies are diversified, most camera lenses with built-in lenses are fixed in angle, the inclination angle of the cameras cannot be adjusted from the outside, and the range of the lens view field is limited.

Also some cameras need to dismantle fixing screw when adjusting the camera lens angle, lock the screw again after adjusting the camera lens angle, and accommodation process is loaded down with trivial details to there is the risk that drops in accommodation process lens.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need to provide a camera that is convenient to adjust, has no risk of lens falling, and can be reliably limited and fixed in the adjustment result.

The utility model provides a camera, which comprises a first mounting seat; the second mounting seat is mounted on the first mounting seat and can rotate around a fixed axis relative to the first mounting seat; the lens is fixedly arranged on the second mounting seat; the adjusting component is arranged on the first mounting seat and comprises two adjusting pieces, the two adjusting pieces are respectively located on two sides of the rotation axis of the second mounting seat, the two adjusting pieces can face the second mounting seat to extend out different distances, and therefore the second mounting seat is arranged at two positions, under the pushing and supporting effect of the adjusting pieces, of the second mounting seat, the second mounting seat rotates to a preset angle and is limited.

In the camera, the lens is fixedly arranged on the second mounting seat, the second mounting seat can rotate around a fixed axis relative to the first mounting seat, when the angle of the lens needs to be adjusted, the adjusting piece on one side of the rotation axis of the second mounting seat retracts towards the first mounting seat, the adjusting piece on the other side extends towards the second mounting seat and pushes the lens to rotate around the fixed axis, and when the lens reaches a preset angle, the two adjusting pieces are pushed and abutted against one side of the second mounting seat, which is relatively close to the first mounting seat, so that the rotation of the second mounting seat relative to the first mounting seat is limited; two regulating parts can also spacing final angle modulation result when adjusting the camera lens angle, and need not dismantle the camera lens when adjusting the camera lens angle, and accommodation process is simple.

In one embodiment, the camera further includes a fastening member, the fastening member includes a fixing portion and a rotating shaft portion, one of the first mounting seat and the second mounting seat is fixedly connected to the fixing portion, and the other of the first mounting seat and the second mounting seat is rotatably connected to the rotating shaft portion.

According to the arrangement, when the first mounting seat and the second mounting seat are connected through the fasteners, the second mounting seat can flexibly rotate relative to the first mounting seat, the fasteners do not need to be disassembled when the angle of the lens is adjusted, the second mounting seat cannot be separated from the first mounting seat, and the lens is prevented from falling and being damaged.

In one embodiment, the first mounting seat and the second mounting seat are respectively provided with a first rotating part and a second rotating part; one of the first rotating part and the second rotating part is provided with a unthreaded hole, and the other one is provided with a threaded hole; the fixed part is a threaded part, and the rotating shaft part is a light shaft part; the threaded portion can penetrate through the light hole and is in threaded fastening fit with the threaded hole, and the light shaft portion can rotate in the light hole.

So set up, the screw thread portion of fastener passes through the screw-thread fastening with the screw hole after passing the unthreaded hole, and threaded connection can improve the compactness that fixed part and first rotation portion and second rotation portion were connected, guarantees that first rotation portion and second rotation portion can not break away from, and the optical axis can reduce the frictional force between another person in rotation portion and first rotation portion and the second rotation portion, and the camera lens angle modulation is more smooth.

In one embodiment, the adjusting assembly further comprises a fixing member and two adjusting matching members, the fixing member is arranged on one side of the first mounting seat close to the second mounting seat and is spaced from the first mounting seat, and the fixing member is provided with two through holes;

the two adjusting matching pieces are respectively arranged at the two through holes on the fixing piece and form threaded fit with the corresponding adjusting pieces so as to adjust the distance of the adjusting pieces extending towards the second mounting seat.

So set up, mounting and first mount pad interval set up, guarantee that the regulating part can not stretch out first mount pad by inboard outwards when the through-hole is flexible, guarantee that the outward appearance is regular.

In one embodiment, the first mounting seat further comprises a back plate, and two adjusting holes penetrating through the back plate and corresponding to the adjusting pieces are formed in the back plate corresponding to the two adjusting pieces.

So set up, the user can stretch into the inboard regulating part through the regulation hole from the outside of first mount pad, need not dismantle first mount pad during the regulation, is convenient for adjust the angle of camera lens.

In one embodiment, the first mounting seat further comprises two covers capable of respectively blocking two adjusting holes from one side of the first mounting seat relatively far away from the second mounting seat.

So set up, when the angle that need not adjust the camera lens, the closing cap shutoff regulation hole guarantees that the outward appearance is regular, prevents simultaneously that the accident from rotating the regulating part and leading to the angle of camera lens to change, takes off the closing cap when the angle of needs adjusting the camera lens.

In one embodiment, the second mounting seat comprises an outer cover and a baffle plate, the outer cover is provided with an inner cavity, and the baffle plate is fixedly mounted on the second mounting seat and blocks an opening of the inner cavity.

So set up, the inner chamber can the holding camera lens, takes off the baffle when needs installation or dismantlement camera lens, and the installation is accomplished the back with baffle fixed mounting in the opening of second mount pad and shutoff inner chamber again, carries on spacing fixedly to the camera lens.

In one embodiment, one end of each of the two adjusting pieces facing the second mounting seat is abutted against the baffle.

In one embodiment, the inner side wall of the inner cavity is provided with a buffer.

In one embodiment, a buffer is arranged on one side of the baffle plate close to the inner cavity.

In one embodiment, the inner side wall of the inner cavity and one side of the baffle plate close to the inner cavity are both provided with a buffer.

So set up, set up in the bolster that inner chamber inside wall and baffle are close to one side of inner chamber and can prevent that the camera lens from rocking in the inner chamber to carry out the shock attenuation to the camera lens, influence the normal shooting of camera lens when preventing the adjusting lens angle.

In one embodiment, a pair of side walls of the inner cavity is provided with locking holes, the camera further comprises two locking members, the two locking members respectively penetrate through the locking holes at two sides to lock the lens, and the fastening member penetrates through the center of the lens.

According to the arrangement, the locking piece penetrates through the locking hole from the outer side of the second mounting seat to extend into the inner cavity, and the lens is clamped from two sides, so that the lens is further prevented from shaking in the inner cavity, and the normal shooting of the lens is prevented from being influenced when the angle of the lens is adjusted; the axis of fastener passes the center of camera lens to make fastener both sides weight balance, when adjusting the axis rotation of second mount pad around the fastener for first mount pad like this, can the accurate shooting angle who adjusts the camera lens, avoid the camera lens to focus on one side and influence accommodation process.

Drawings

FIG. 1 is a schematic diagram of an exploded view of a portion of a camera provided in accordance with the present invention;

FIG. 2 is a schematic view of a portion of the exploded view of FIG. 1 at another angle provided by the present invention;

fig. 3 is a schematic perspective view of a second mounting base provided in the present invention;

FIG. 4 is a schematic perspective view of FIG. 3 at another angle according to the present invention;

fig. 5 is a schematic perspective view of a first mounting base provided in the present invention;

FIG. 6 is a schematic perspective view of FIG. 5 at another angle according to the present invention;

FIG. 7 is a schematic perspective view of a baffle according to the present invention;

FIG. 8 is a schematic perspective view of FIG. 7 at another angle according to the present invention;

fig. 9 is a schematic structural view of a fastener provided by the present invention.

Description of the main elements

1. A first mounting seat; 11. a first rotating section; 12. a back plate; 13. an adjustment hole; 14. sealing the cover; 15. an installation part; 2. a second mounting seat; 21. a second rotating part; 22. a housing; 23. a baffle plate; 24. an inner cavity; 25. a buffer member; 26. a locking hole; 3. a lens; 4. an adjustment assembly; 41. a fixing member; 411. a through hole; 42. an adjustment member; 51. a light hole; 52. a threaded hole; 53. a fastener; 531. a fixed part; 532. a rotating shaft part; 6. and a locking member.

The present invention is described in further detail with reference to the drawings and the detailed description.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

In the related prior art, the rotating shaft of the camera lens fixes the lens through the screw and locks the rotation of the lens relative to the support, when the angle of the lens needs to be adjusted, the screw is firstly unscrewed or detached, the camera is manually rotated to adjust the angle of the lens, and then the screw is locked again to keep the lens at the adjusted angle, so that the adjusting process is complicated, the lens can fall off due to the fact that the screw needs to be unscrewed or detached in the adjusting process, furthermore, the screw is locked again, the lens can be driven to rotate synchronously, and the accuracy of the angle adjustment is low.

In order to solve the above problems, as shown in fig. 1 to 9, the present invention provides a camera capable of adjusting a lens angle from the outside without disassembling the lens, and the adjustment process is simple.

As shown in fig. 1 to 2, specifically, the camera includes a first mount 1, a second mount 2, a lens 3, and an adjustment assembly 4, wherein: the second mounting base 2 is mounted on the first mounting base 1 and can rotate around a fixed axis relative to the first mounting base 1. The lens 3 is fixedly arranged on the second mounting seat 2; adjusting part 4 sets up on first mount pad 1 to including two regulating parts 42, two regulating parts 42 are located the both sides of second mount pad 2 rotation axis respectively, and two regulating parts 42 can stretch out different distances towards second mount pad 2, so that second mount pad 2 is rotatory to predetermineeing the angle and spacing under the effect of pushing away of two regulating parts 42.

In the camera, the lens 3 is fixedly mounted on the second mounting seat 2, the second mounting seat 2 can rotate around a fixed axis relative to the first mounting seat 1, when the lens angle needs to be adjusted, the adjusting piece 42 positioned on one side of the rotation axis of the second mounting seat retracts towards the first mounting seat 1, the adjusting piece 42 positioned on the other side extends towards the second mounting seat 2 and pushes the lens 3 to rotate around the fixed axis, and when the lens 3 reaches a preset angle, the two adjusting pieces 42 are pushed and supported on one side of the second mounting seat 2 relatively close to the first mounting seat 1, so that the rotation of the second mounting seat 2 relative to the first mounting seat 1 is limited; two regulating parts 42 can play limiting displacement when adjusting the 3 angles of camera lens to because regulating part 42 installs in first mount pad 1, and camera lens 3 installs in second mount pad 2, consequently can not influence the fixed of camera lens 3 in accommodation process, also need not dismantle camera lens 3, and there is not the risk that drops in camera lens 3, and accommodation process is simple.

In one embodiment, the second mounting base 2 can rotate around a horizontal fixed axis relative to the first mounting base 1, and the two adjusting pieces 42 are respectively positioned at the upper side and the lower side of the horizontal fixed axis, so that the pitching angle of the lens 3 can be adjusted; in another embodiment, the second mounting base 2 can rotate around a vertical fixed axis relative to the first mounting base 1, and the two adjusting members 42 are respectively located at the left and right sides of the vertical fixed axis, so that the rotation angle of the lens 3 in the horizontal plane can be adjusted.

As shown in fig. 1 and 9, the camera further includes a fastener 53 for rotatably mounting the first mount 1 and the second mount 2. In one embodiment, the fastener 53 may include a fixing portion 531 and a rotating shaft portion 532, and the first and second mounting seats 1 and 2 are respectively provided with the first and second

rotating portions

11 and 21. The first rotating portion 11 is integrally provided in the first mounting seat 1, and the second rotating portion 21 is integrally provided in the second mounting seat 2.

The fixing portion 531 is fastened to one of the first mounting seat 1 and the second mounting seat 2, the rotating shaft portion 532 can rotate relative to the other, the fastener 53 is connected with the first mounting seat 1 and the second mounting seat 2, the second mounting seat 2 can rotate flexibly relative to the first mounting seat 1, the fastener 53 does not need to be detached when the angle of the lens 3 is adjusted, the second mounting seat 2 cannot be separated from the first mounting seat 1, and the lens 3 is prevented from falling and being damaged. The accuracy of the connecting position of the first rotating part 11 and the second rotating part 21 can be guaranteed through the integrated arrangement, meanwhile, the assembling time is reduced, and the assembling efficiency is improved.

In other embodiments, the first rotating portion 11 and the second rotating portion 21 may be fastened by screws or other fixing methods capable of ensuring the connection tightness.

In one embodiment, the fixing portion 531 is a threaded portion and the spindle portion 532 is an optical spindle portion. Correspondingly, the first rotating part 11 is provided with an optical hole 51, the second rotating part 21 is provided with a threaded hole 52, the threaded portion can pass through the optical hole 51 of the first rotating part 11 and be fastened with the threaded hole 52 of the second rotating part 21 through threads, and the optical axis part can rotate in the optical hole 51 of the first rotating part 11.

In another embodiment, the first rotating portion 11 has a threaded hole 52, the second rotating portion 21 has an optical hole 51, the threaded portion can pass through the optical hole 51 of the second rotating portion 21 and be screwed into the threaded hole 52 of the first rotating portion 11, and the optical axis portion can rotate in the optical hole 51 of the second rotating portion 21. It can be understood that the fastening member 53 is used to rotatably mount the first mounting base 1 and the second mounting base 2, and as long as it can be fixedly connected to one of the first rotating portion 11 and the second rotating portion 21 and rotatably connected to the other one, the purpose of rotatably mounting the first mounting base 1 and the second mounting base 2 can be achieved.

The threaded portion of the fastening member 53 passes through the unthreaded hole 51 and then is fastened with the threaded hole 52 by threads, the threaded connection can improve the tightness of the connection between the fixing portion 531 and one of the first rotating portion 11 and the second rotating portion 21, the first rotating portion 11 and the second rotating portion 21 are ensured not to be separated, the friction between the rotating portion 532 and the other of the first rotating portion 11 and the second rotating portion 21 can be reduced by the optical axis, and the angle adjustment of the lens 3 is smoother.

In other embodiments, the fixing portion 531 of the fastening member 53 may be fixedly connected to the first rotating portion 11 or the second rotating portion 21 by interference fit, clamping, or the like.

As shown in fig. 5, the adjusting assembly 4 further includes a fixing member 41 and two adjusting fittings, the fixing member 41 is disposed on one side of the first mounting base 1 close to the second mounting base 2 and spaced from the first mounting base 1, and two through holes 411 are disposed on the fixing member 41; the two adjusting mating members are respectively disposed at the two through holes 411 on the fixing member 41, and form a threaded fit with the corresponding adjusting member 42 to adjust the protruding distance of the adjusting member 42 toward the second mounting seat 2. The fixing member 41 is spaced apart from the first mounting seat 1, so that the adjusting member 42 is prevented from extending outward from the inner side of the first mounting seat 1 when extending in the through hole 411, and the appearance is ensured to be regular.

In one embodiment, the matching adjusting member is a nut, the nut is embedded in the through hole 411, and the adjusting member 42 is a screw matched with the nut through threads; in another embodiment, the matching adjusting member is a structure welded at the through hole 411 and provided with a threaded hole; in other embodiments, the through-hole 411 is a threaded hole.

Further, the smaller the thread pitch of the screw and nut fit, the higher the accuracy of the angle of the lens 3 that can be adjusted.

In one embodiment, the fixing member 41 may be a U-shaped partition portion and two support portions fixed to each other, the two support portions are fixedly connected to the first mounting seat 1, and the through hole 411 is opened in the partition portion; in other embodiments, the fixing member 41 may have another structure that can be provided at a distance from the first mount 1.

Further, the fixing member 41 may be fixedly connected to the first mounting seat 1 by welding, and of course, other fixing methods such as screw connection may also be used to ensure the connection tightness between the fixing member 41 and the first mounting seat 1.

Further, the number of the fixing members 41 may be one, and two through holes 411 are provided in one fixing member 41, or of course, two through holes 411 may be provided in two fixing members 41 corresponding to the adjusting members 42.

As shown in fig. 6, the first mounting base 1 further includes a back plate 12, and two adjusting holes 13 penetrating through the back plate 12 and corresponding to the adjusting pieces 42 are opened on the back plate 12 corresponding to the two adjusting pieces 42. The one side that first mount pad 1 is connected with second mount pad 2 is the inboard for the definition, and the one side of second mount pad 2 dorsad is the outside, and the user can stretch into inboard regulation regulating part 42 through adjusting hole 13 from the outside of first mount pad 1, need not dismantle first mount pad 1 during the regulation, is convenient for adjust the angle of camera lens 3.

As shown in fig. 6, the first mounting seat 1 further includes two covers 14, and the two covers 14 can respectively block the two adjusting holes 13 from one side of the first mounting seat 1 relatively far away from the second mounting seat 2. When the angle of the lens 3 does not need to be adjusted, the seal cover 14 blocks the adjusting hole 13, the appearance is ensured to be regular, meanwhile, the change of the angle of the lens 3 caused by the accidental rotation of the adjusting piece 42 is prevented, and the seal cover 14 is taken down when the angle of the lens 3 needs to be adjusted.

As shown in fig. 4, the second mounting seat 2 includes an outer cover 22 and a baffle 23, the outer cover 22 is formed with an inner cavity 24, the baffle 23 is fixedly mounted on the second mounting seat 2 and blocks an opening of the inner cavity 24, and one ends of the two adjusting members 42 facing the second mounting seat 2 are both abutted against the baffle 23. The inner cavity 24 can accommodate the lens 3, the baffle 23 is taken down when the lens 3 needs to be installed or detached, the baffle 23 is fixedly installed on the second installation seat 2 again after the installation is completed, and the opening of the inner cavity 24 is blocked, so that the lens 3 is limited and fixed.

In an embodiment, four corners of the baffle 23 are locked with the second mounting base 2 by screws, so that the tightness between the baffle 23 and the second mounting base 2 is ensured, and the lens 3 is prevented from falling.

As shown in fig. 4 and 7, in one embodiment, a buffer 25 is provided on the inner side wall of the inner cavity 24, and the buffer 25 may be provided on the side of the baffle plate 23 close to the inner cavity 24. Alternatively, the buffer 25 is disposed on both the inner side wall of the inner cavity 24 and the side of the baffle 23 close to the inner cavity 24.

The buffer piece 25 arranged on the side, close to the inner cavity 24, of the inner side wall of the inner cavity 24 and the baffle 23 can prevent the lens 3 from shaking in the inner cavity 24, and can absorb shock to the lens 3, so that normal shooting of the lens 3 is prevented from being influenced when the angle of the lens 3 is adjusted. The buffer member 25 can be made of foam or silica gel and other flexible materials, the buffer member 25 is fixedly connected with the inner side wall of the inner cavity 24 or the baffle 23 in a gum mode, and the gum thickness is 0.2 mm.

As shown in fig. 4, a pair of side walls of the inner cavity 24 is provided with locking holes 26, and the camera further includes two locking members 6, wherein the two locking members 6 respectively pass through the locking holes 26 at two sides to lock the lens 3. Retaining member 6 passes locking hole 26 from the outside of second mount pad 2 and stretches into in the inner chamber 24 to press from both sides tight camera lens 3, further prevent that camera lens 3 from rocking in inner chamber 24, influence the normal shooting of camera lens 3 when preventing to adjust camera lens 3 angle.

As shown in fig. 1, the fastener 53 passes through the center of the lens 3. The axis of the fastening piece 53 penetrates through the center of the lens 3, so that the weight of two sides of the fastening piece 53 is balanced, and thus when the second mounting base 2 is adjusted to rotate around the axis of the fastening piece 53 relative to the first mounting base 1, the shooting angle of the lens 3 can be accurately adjusted, and the phenomenon that the lens 3 is heavier than one side to influence the adjusting process is avoided.

As shown in fig. 5, further, four corners of the first mounting base 1 are each provided with a mounting portion 15, and the first mounting base 1 is mounted at a predetermined position by passing a screw through the mounting portions 15.

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 express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A camera, comprising:

a first mounting base (1);

the second mounting seat (2) is mounted on the first mounting seat (1) and can rotate around a fixed axis relative to the first mounting seat (1);

a lens (3) fixedly mounted on the second mounting base (2);

adjusting part (4), set up in on first mount pad (1) and include two regulating part (42), two regulating part (42) are located respectively the both sides of second mount pad (2) rotation axis, two regulating part (42) can move towards second mount pad (2) stretches out different distances, so that second mount pad (2) are two rotatory to predetermineeing the angle and spacing under the effect of pushing away of regulating part (42).

2. The camera according to claim 1, further comprising a fastener (53), wherein the fastener (53) comprises a fixing portion (531) and a rotating shaft portion (532), one of the first mounting seat (1) and the second mounting seat (2) is fixedly connected with the fixing portion (531), and the other is rotatably connected with the rotating shaft portion (532).

3. The camera according to claim 2, characterized in that the first mount (1) and the second mount (2) are provided with a first rotating part (11) and a second rotating part (21), respectively;

one of the first rotating part (11) and the second rotating part (21) is provided with a unthreaded hole (51), and the other one is provided with a threaded hole (52);

the fixed part (531) is a threaded part, and the rotating shaft part (532) is an optical axis part;

the threaded part can penetrate through the light hole (51) and is in threaded fastening fit with the threaded hole (52), and the light shaft part can rotate in the light hole (51).

4. The camera according to claim 1, wherein the adjusting assembly (4) further comprises a fixing member (41) and two adjusting mating members, the fixing member (41) is disposed on one side of the first mounting seat (1) close to the second mounting seat (2) and spaced from the first mounting seat (1), and two through holes (411) are formed in the fixing member (41);

the two adjusting matching pieces are respectively arranged at the two through holes (411) on the fixing piece (41) and form threaded matching with the corresponding adjusting piece (42) so as to adjust the extending distance of the adjusting piece (42) towards the second mounting seat (2).

5. The camera according to claim 1, wherein the first mounting base (1) further comprises a back plate (12), and two adjusting holes (13) penetrating through the back plate (12) are formed on the back plate (12) corresponding to the two adjusting members (42).

6. The camera according to claim 5, characterized in that the first mounting base (1) further comprises two covers (14), the two covers (14) being capable of respectively closing off the two adjustment holes (13) from a side of the first mounting base (1) relatively far from the second mounting base (2).

7. The camera according to claim 1, wherein the second mounting base (2) comprises a housing (22) and a baffle (23), the housing (22) forms an inner cavity (24), and the baffle (23) is fixedly mounted on the second mounting base (2) and seals an opening of the inner cavity (24).

8. Camera according to claim 7, characterized in that the ends of the two adjusting pieces (42) facing the second mounting seat (2) each abut against the stop plate (23).

9. The camera according to claim 7, characterized in that a buffer (25) is provided on the inner side wall of the inner cavity (24) and/or on the side of the baffle (23) close to the inner cavity (24).

10. The camera according to claim 7, wherein a pair of side walls of the inner cavity (24) is provided with a locking hole (26), the camera further comprises two locking members (6), the two locking members (6) respectively pass through the locking holes (26) at two sides to lock the lens (3), the camera further comprises a fastening member (53), and the fastening member (53) passes through the center of the lens (3).