CN108696689B - Camera structure and security protection wall lamp - Google Patents

Abstract

The invention relates to a camera structure and a security wall lamp. The camera structure comprises a base shell and a sphere for placing the camera, the sphere is arranged on the base shell, a lens of the camera at the front side of the sphere is exposed out of the base shell, and an inner bracket for supporting the rear side of the sphere is arranged on the base shell; the outer side of the base shell is provided with a circular ring component which can twist around the center of the base shell, the circular ring component can clamp the sphere at the front side of the sphere, and the sphere is clamped by the circular ring component and the inner bracket back and forth; the front side lens of the sphere passes through the middle of the circular ring component; the annular ring assembly includes at least two positions: the sphere is fixed in the locked position and the orientation of the lens of the sphere is adjustable in the unlocked position. According to the invention, the spherical camera is locked and unlocked by arranging the torsionally circular ring assembly on the outer side, so that the resistance of the spherical camera is small during adjustment, and the spherical camera is firmly fixed after adjustment, so that the spherical camera is not easy to rotate, the whole structure is simpler, the use effect is better, and the user requirements are met.

Description

Camera structure and security protection wall lamp

Technical Field

The invention relates to a lamp with a camera, in particular to a camera structure and a security wall lamp.

Background

Wall lamps are wall-mounted lamps that can be installed outdoors in addition to being installed indoors in a home. The traditional wall lamp is used for illumination, and along with the progress of science and technology, more wall lamps now have the security monitoring function, namely the camera is added on the wall lamp and connected to the router, and then the wall lamp can be checked on a terminal (such as a mobile phone and a computer). The camera on the wall lamp needs to be adjusted in angle, and the adjustment and the fixation of the camera are all the important points of research and development.

The Chinese patent ZL201010560482.8 realizes camera adjustment through a hand screw nut mechanism, can be self-locked after adjustment, does not need additional locking, and is suitable for severe working conditions. If the structure is used in a general household security wall lamp, the overall appearance is poor easily, the adjusting structure is too complex, and the cost is too high.

Chinese patent ZL201020166103.2 relates to a camera of preventing infrared ray and water, and it includes with the base that needs mounted position fixed, install in the cassette on base upper portion, set up the spheroid of making a video recording on the cassette and with the data line that the spheroid is connected of making a video recording, cassette upper portion is provided with the protection casing, the protection casing can be used for wrapping up the spheroid of making a video recording and can make the multi-direction cassette of adjusting of spheroid of making a video recording still be provided with the spanner, this spanner can with the base with by the mounting position face fixed screw can to reach convenient operation. The patent does not have any structure for additionally fixing the camera, and the camera is easy to loose after the angle is adjusted.

The Chinese patent ZL201220006280.3 relates to a rotary camera mechanism, which comprises an inner shell and an outer shell, wherein one side of the outer shell is provided with an opening, the outer wall of the inner shell and the inner wall of the outer shell are of cambered surface structures, the inner shell is arranged on the outer shell, and the outer wall of the inner shell is matched with the inner wall of the outer shell; the inner shell is provided with a camera mounting hole; the outer shell and the inner shell are respectively provided with a data line mounting hole. The patent does not have any structure for loosening and fixing the camera after the adjustment. The structure only allows the camera angle to be directly adjusted, the resistance is large, and no additional fixation exists after adjustment, so that the camera is easy to loosen.

Chinese patent ZL201320102200.9 provides a rotatable structure of camera, includes: the two hemispheres are used for fixing the cameras; the rotating function is realized by matching with the circular arc of the equipment shell; the metal spring plate is additionally arranged on the rear ball body so as to increase toggle damping force and fixing force, and the fixing screw is additionally arranged on the ball pressing plate so as to press the metal spring plate and the camera rotating ball body assembly to realize free rotation of the camera and well fix the camera at a certain angle; the camera sphere is in a matched limiting up-down rotation structure of the side wall of the front sphere and the side wall of the sphere pressing plate after relative rotation with the equipment shell is realized. The patent does not have any structure for additionally fixing the camera, and the camera is easy to loose after the angle is adjusted.

Therefore, it is necessary to develop a structure that is simple in structure, can unlock and adjust the camera, and can additionally fix the camera after adjustment.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide a camera structure and a security wall lamp.

In order to achieve the above purpose, the present invention adopts the following technical scheme: the camera structure comprises a base shell and a sphere for placing the camera, the sphere is arranged on the base shell, a lens of the camera at the front side of the sphere is exposed out of the base shell, and an inner bracket for supporting the rear side of the sphere is arranged on the base shell; the outer side of the base shell is provided with a circular ring component which can twist around the center of the base shell, the circular ring component can clamp the sphere at the front side of the sphere, and the sphere is clamped by the circular ring component and the inner bracket back and forth; the front side lens of the sphere passes through the middle of the circular ring component; the annular ring assembly includes at least two positions: the sphere is fixed in the locked position and the orientation of the lens of the sphere is adjustable in the unlocked position.

According to the invention, the spherical camera is locked and unlocked by arranging the torsionally circular ring assembly at the outer side, namely, the position of the camera lens is locked and unlocked, when the lens needs to be adjusted, the torsionally circular ring assembly is firstly turned to unlock, the torsionally circular ring assembly is turned to the locking position after the adjustment is completed, the resistance of the spherical body is small during the adjustment, and the spherical body is firmly fixed after the adjustment, so that the spherical body is not easy to rotate, the integral structure is simpler, the use effect is better, and the user requirements are met.

The ring assembly comprises an outer ring which rotates around the center of the ring assembly to be detached and an inner ring made of elastic sealing plastic. The outer ring is provided with at least two clamping hooks which can be inserted into the base shell and fasten the base shell when the outer ring rotates to a locking position so that the outer ring clamps the ball body. The outer ring is preferably provided with three evenly distributed hooks. And the inner ring is arranged between the outer ring and the base shell and is pressed by the back surface of the outer ring. The inner edge and the outer edge of the inner ring are round bars with round sections. The body of the inner ring is in a circular ring shape, and the thickness of the body is smaller than the diameter of the cross section of the circular strip. The outer ring is used for twisting the user to realize unlocking and locking, and the inner ring is mainly used for providing sealing and avoiding that the contact between the outer ring and the ball body is rigid direct contact, so that the damage of the outer ring to the outer surface of the ball body is reduced, and the probability of locking failure is also reduced.

The outer surface of the base shell is provided with an annular containing groove, the inner ring is arranged in the containing groove, and the inner ring is clamped by the outer ring and the containing groove back and forth. The function of the receiving groove is to reduce the degree of outward bulging of the outer ring while hiding the inner ring well.

The clamping hooks of the outer ring are used for fastening the base shell, so that the base shell is provided with through holes corresponding to the clamping hooks one by one. The back of the perforation is provided with a raised vertical plate, the protruding direction of the vertical plate is consistent with the direction of inserting the clamping hook into the perforation, and the clamping hook is inserted into the perforation to be fastened on the vertical plate. In order to facilitate the trip to switch the unlocking and locking state, the top surface of the vertical plate is divided into a high surface and a low surface, and the high surface and the low surface are transited through an inclined surface. When the clamping hooks are fastened on the high surface, the ring assembly is in a locking position, namely, the high surface enables the outer ring and the inner ring to clamp the ball body through the clamping hooks. When the ring component is in the unlocking position, the clamping hook is in a position corresponding to the low surface.

In addition, a boss is arranged in the perforation, and the protruding direction of the boss is perpendicular to the direction of inserting the clamping hook into the perforation. The boss is arranged at a position corresponding to the high surface, and the distance between the top surface of the boss and the side wall of the vertical plate is smaller than the thickness of the head part Yu Kagou. The boss is used for avoiding the locking failure of the sphere caused by the fact that the clamping hook is separated from the connection relation with the high surface of the vertical plate when the boss is at the locking position.

The ball body is provided with a limiting pin, the body of the inner bracket is hemispherical, the body of the inner bracket is provided with a straight groove for limiting the freedom degree of the ball body, and the plane of the straight groove passes through the center of the ball body; the limit pin is inserted into the straight groove and the straight groove limits the sliding travel of the limit pin. The axis of the limiting pin passes through the center of the sphere and forms a ninety-degree included angle with the lens of the sphere. The limiting pin is arranged right above or right below the sphere. The straight groove and the limiting pin have the functions of avoiding the rotation of the sphere around the central shaft penetrating through the lens and avoiding the upside-down of the picture shot by the camera.

In addition, the inner surface of the inner bracket is provided with a plurality of strip-shaped ribs which are contacted with the sphere and used for reducing the rotation resistance of the sphere.

In addition, the back of the base shell is provided with a coaming corresponding to the perforated position, the inner support is provided with a cover plate, and the cover plate is attached to the top surface of the coaming. The outside of bounding wall is equipped with the internal thread post, and the apron is equipped with the screw, and the screw passes the screw and is connected with the internal thread post.

The invention also relates to a security wall lamp, which comprises the camera structure.

Drawings

Fig. 1 is an exploded view of a camera according to the present invention.

Fig. 2 is an assembled cross-sectional view of the camera structure of the present invention.

Fig. 3 is a perspective view of the base shell of the present invention.

Fig. 3-1 is an enlarged view of area a of fig. 3.

Fig. 3-2 is an enlarged view of region B of fig. 3.

Fig. 4 is an enlarged perspective view of the outer ring hook of the present invention inserted into the through hole and fastened to the upper surface of the riser.

Fig. 5 is an exploded view of the rear view of the camera structure of the present invention.

Detailed Description

In order to more fully understand the technical content of the present invention, the technical solution of the present invention will be further described and illustrated with reference to specific embodiments.

As shown in fig. 1, the camera structure of the present embodiment includes a ring assembly 10 rotatable about its center, a base housing 20, a ball 40, and an inner bracket 50 for supporting the rear side of the ball 40. The ring assembly 10 is assembled on the outside of the base housing 20. The body of the inner bracket 50 is hemispherical and is used for matching the shape of the sphere 40 and covering the back of the sphere 40.

The ring assembly 10 includes an outer ring 11 rotatably detached around its center and an inner ring 12 made of elastic sealing plastic. As shown in fig. 1, the outer surface of the outer ring 11 is provided with two paddles 111 for facilitating the turning of the outer ring 11 by a user. The root of the poking piece 111 is provided with a shallow groove 112, which is convenient for the contact of the fingers of the user. The outer ring 11 is provided with at least two hooks 113, the hooks 113 being insertable into the base housing 20 and being adapted to grip the base housing 20 when the outer ring 11 is rotated to the locked position so that the outer ring 11 grips the balls 40. In this embodiment, three hooks 113 are uniformly distributed on the outer ring 11, so that the stress is uniform and the cost is saved. The inner ring 12 is provided with through holes 121 through which the hooks 113 pass, wherein the through holes 121 are in one-to-one correspondence with the hooks 113, that is, three through holes 121 are uniformly distributed along the inner ring 12.

As shown in fig. 1 and 2, a camera 42 is placed in the sphere 40, and a lens 41 of the camera 42 is pointed forward. The sphere 40 is provided on the base housing 20 at the time of assembly, and the lens 41 of the camera 42 at the front side of the sphere 40 and the front part of the sphere 40 pass through the circular window 21 in the middle of the base housing 20 and are exposed outside the base housing 20, while the lens 41 of the sphere 40 and the front part of the sphere 40 pass through the middle of the ring assembly 10, so that the ring assembly 10 can clamp the sphere 40 at the front side of the sphere 40. In addition, an inner bracket 50 is provided at the rear surface of the base housing 20, and the ball 40 is clamped back and forth by the ring assembly 10 and the inner bracket 50. That is, the outer ring 11 is fastened to the base housing 20, the inner ring 12 is disposed between the outer ring 11 and the base housing 20 and is pressed by the rear surface of the outer ring 11, the outer ring 11 clamps the sphere 40 at the front of the sphere 40 through the inner ring 12, and the inner bracket 50 is fixed at the rear surface of the base housing 20 after being assembled, and the degree of clamping fixation of the sphere 40 depends on the degree of fastening of the outer ring 11.

As shown in fig. 1 and 2, the outer surface of the base housing 20 is provided with an annular receiving groove 22, the inner ring 12 is provided in the receiving groove 22, and the inner ring 12 is clamped back and forth by the outer ring 11 and the receiving groove 22. The receiving groove 22 serves to reduce the degree of outward protrusion of the outer ring 11 while hiding the inner ring 12 well, so that the appearance integrity is strong.

As shown in fig. 2, the inner and outer edges of the inner ring 12 are rounded bars 122, 123, respectively, of circular cross-section. The body of the inner ring 12 is annular sheet-shaped, and the thickness of the body is smaller than the diameters of the sections of the round bars 122 and 123 on two sides. When the inner ring 12 is compressed, the inner edge bead 122 is clamped by the inner edge of the outer ring 11, the outer surface of the ball 40 and the base shell 20, so that the inner edge bead 122 functions to seal the gap between the inner edge of the outer ring 11 and the outer surface of the ball 40. When the inner ring 12 is pressed, the round strips 123 at the outer edge of the inner ring 12 are clamped by the bottom surface of the accommodating groove 22 and the outer edge of the outer ring 11, and play a role in sealing the gap between the outer edge of the outer ring 11 and the accommodating groove 22. Thus, the outer ring 11 is used to twist to unlock and lock the user, while the inner ring 12 is used primarily to provide a seal and to avoid the outer ring 11 from making rigid direct contact with the ball 40, thereby reducing damage to the outer surface of the ball 40 by the outer ring 11 and also reducing the chance of lock failure. The outer ring 11 may be made of hard plastic or metal, while the inner ring 12 may be made of an elastic sealing plastic.

In this embodiment, the ring assembly 10 is detachable, that is, the outer ring 11 and the inner ring 12 are detachable, which is convenient for maintenance and cleaning.

As shown in fig. 2, the hooks 113 of the outer ring 11 are to be fastened to the base shell 20, so the base shell 20 of this embodiment is provided with through holes 23 corresponding to the hooks 113 one by one for the hooks 113 to pass through and fasten. As shown in fig. 3 and 3-1, the back of the through hole 23 is provided with a raised vertical plate 24, and the raised direction of the vertical plate 24 is consistent with the direction in which the hook 113 (see fig. 2) is inserted into the through hole 23. After the hooks 113 are inserted into the through holes 23, they can be fastened to the risers 24. In order to facilitate the switching of the unlocking and locking state of the hooks 113, the top surface of the riser 24 is divided into a high surface 241 and a low surface 243, the height of the high surface 241 is greater than the height of the low surface 243, and the high surface 241 and the low surface 243 are transited by the inclined surface 242. When the hook 113 is fastened to the upper surface 241, the ring assembly 10 is in the locking position, that is, the upper surface 241 allows the outer ring 11 and the inner ring 12 to clamp the ball 40 via the hook 113. When the ring assembly 10 is in the unlocked position, the hooks 113 are positioned corresponding to the lower surface 243, and the balls 40 can be rotated because the lower surface 243 is lower in height than the upper surface 241 and thus the inner ring 12 is not clamped.

In addition, as shown in fig. 3-2, a boss 25 is further disposed in the through hole 23, and the protruding direction of the boss 25 is perpendicular to the direction in which the hook 113 is inserted into the through hole 23. The boss 25 is arranged at a position corresponding to the high surface 241, and the distance between the top surface of the boss 25 and the side wall of the riser 24 is smaller than the thickness of the head of Yu Kagou 113. The boss 25 is used for preventing the hook 113 from being separated from the connection with the upper surface 241 of the riser 24 when in the locking position, which results in the locking failure of the sphere 40, and the gap between the hook 113 and the boss 25 cannot allow the hook 113 to be directly separated when the hook 113 is fastened to the upper surface 241 of the riser 24 as shown in fig. 4. As shown in fig. 3-2, the position beside the boss 25 corresponding to the lower surface 243, that is, when the outer ring 11 is in the unlocked position, the hooks 113 are in the positions corresponding to the lower surface 243, and slightly translating the position of the outer ring 11 can make at least one hook 113 separate from the through hole 23, and then gradually separate all hooks 113 from the corresponding through holes 23, so as to complete the disassembly.

The installation process comprises the following steps: firstly, placing the ball 40 into the window 21 of the base shell 20, and then installing and fixing the inner bracket 50 behind the base shell 20; subsequently, the inner ring 12 is placed in the accommodating groove 22 of the base shell 20, and the shape and size of the through holes 121 on the inner ring 12 are consistent with those of the through holes 23 on the base shell 20, so that the through holes 121 of the inner ring 12 are required to be aligned with the through holes 23 on the base shell 20 one by one; the outer ring 11 is then installed, the hooks 113 are inserted into the perforations 23 of the base shell 20, and then the outer ring 11 is twisted clockwise so that the hooks 113 are fastened to the upper surfaces 241 of the risers 24 of the perforations 23, at which time the outer ring 11 clamps the inner ring 12 and the balls 40, and the balls 40 are held. The disassembly process is opposite to the assembly process, the outer ring 11 is turned counterclockwise, the locking is released, the hooks 113 are respectively pulled out of the through holes 23, the inner ring 12 is taken out, the inner bracket 50 is disassembled, and finally the ball 40 is taken down.

In the use process, when the hook 113 of the outer ring 11 is inserted into the through hole 23 of the base shell 20, the hook 113 is at the position corresponding to the lower surface 243 of the vertical plate 24, the outer ring 11 is at the unlocking position, the sphere 40 is not completely fixed at this time, and the orientation of the lens 41 of the camera 42 of the sphere 40 can be freely adjusted; after the adjustment, the outer ring 11 is turned clockwise to the locking position, so that the hook 113 is fastened to the upper surface 241 of the riser 24 of the through hole 23, and the outer ring 11 will fasten the ball 40, the ball 40 is not rotatable, and the lens 41 is fixed.

As shown in fig. 5, the sphere 40 is provided with a cylindrical limiting pin 43, and the axis of the limiting pin 43 passes through the center of the sphere 40 and forms a ninety degree angle with the lens 41 of the sphere 40. The stopper pin 43 may be provided directly above or directly below the sphere 40, whereas the stopper pin 43 of the present embodiment is provided directly below the sphere 40. The body of the inner bracket 50 is provided with a straight groove 52 for limiting the freedom degree of the sphere 40, the plane of the straight groove 52 passes through the sphere center of the sphere 40, and the center line of the straight groove 52, the center axis of the limiting pin 43 and the center axis of the lens 41 are all positioned in the same plane, and the straight groove 52 is also arranged in the middle of the bottom of the inner bracket 50. The stopper pin 43 is inserted into the straight groove 52, and the straight groove 52 restricts the sliding stroke of the stopper pin 43. The straight groove 52 and the limiting pin 43 function to prevent the sphere 40 from rotating around the central axis passing through the lens 41 and to prevent the picture taken by the camera 42 from being upside down. Due to the straight groove 52 and the stopper pin 43, the degree of freedom of adjustment of the lens 41 of the camera 42 of the sphere 40 is left only right and left (rotation about the axis of the stopper pin 43) and up and down (sliding of the stopper pin 43 along the straight groove 52) and is not allowed to rotate about the lens 41 itself.

In addition, as shown in fig. 5, a plurality of bar-shaped ribs 51 contacting the ball 40 for reducing the rotational resistance of the ball 40 are provided on the inner surface of the inner bracket 50. The bar-shaped ribs 51 may be uniformly distributed on the inner surface of the inner bracket 50, or may be distributed as shown in fig. 5: 4 straight grooves 52 are uniformly arranged on two sides, and 7 straight grooves are uniformly arranged on the top. The ball 40 contacts the bar-shaped rib 51, the contact area between the back of the ball 40 and the inner bracket 50 is greatly reduced, and the rotation resistance of the ball 40 is greatly reduced during adjustment.

In addition, as shown in fig. 5, the back of the base shell 20 is provided with a shroud 26 corresponding to the position of the through hole 23, and the inner bracket 50 is provided with a cover plate 53, and the cover plate 53 is attached to the top surface of the shroud 26 during installation. The outside of bounding wall 26 is equipped with internal thread post 27, and apron 53 is equipped with screw 54, and the screw passes screw 54, then penetrates into internal thread post 27 and realize threaded connection, realizes the fixed mounting of inner support 50 on base shell 20. The through hole 23 is the stress position of the clamping hook 113 of the outer ring 11, the surrounding plate 26 surrounds the through hole 23, and meanwhile, the threaded connection is arranged close to the outer side of the surrounding plate 26, namely, the distance between the threaded stress point and the stress point of the clamping hook 113 is reduced, the moment generated by the distance is reduced, and the deformation caused by the moment is reduced.

The security wall lamp of this embodiment includes the camera structure of this embodiment, and wherein base shell 20 just is the preceding shell of security wall lamp, and inner support 50 establishes in the inside of security wall lamp, and the place ahead of security wall lamp is protruding in the camera 41 of spheroid 40.

The camera structure of the embodiment can also be arranged in other products needing to be photographed, such as hidden security photographing equipment.

According to the invention, the camera 42 of the sphere 40 is locked and unlocked by arranging the torsionally circular ring assembly 10 on the outer side, namely, the position of the lens 41 of the camera 42 is locked and unlocked, when the lens 41 needs to be adjusted, the torsionally circular ring assembly 10 is first torsionally unlocked, the torsionally circular ring assembly 10 is torsionally adjusted to the locking position, the resistance of the sphere 40 is small during adjustment, and the sphere 40 is firmly fixed after adjustment, so that the sphere 40 is not easy to rotate, the whole structure is simpler, the use effect is better, and the user requirements are met.

The foregoing description is provided to illustrate the technical contents of the present invention by way of example only, so that the reader can easily understand the technical contents, but it is not intended to limit the embodiments of the present invention thereto, and any technical extension or re-creation according to the present invention is protected by the present invention.

Claims (11)

1. The camera structure comprises a base shell and a sphere for placing a camera, wherein the sphere is arranged on the base shell, a lens of the camera at the front side of the sphere is exposed out of the base shell, and an inner support for supporting the rear side of the sphere is arranged at the outer side of the base shell; the front side lens of the sphere passes through the middle of the circular ring component; the annular ring assembly includes at least two positions: the sphere is fixed in the locking position, and the orientation of the lens of the sphere is adjustable in the unlocking position; the ring assembly comprises an outer ring which rotates around the center of the ring assembly to be detached, the outer ring is provided with at least two clamping hooks, and the clamping hooks can be inserted into the base shell and fasten the base shell when the outer ring rotates to a locking position so that the outer ring clamps the ball body; the annular assembly further comprises an inner ring made of elastic sealing plastic, through holes which are used for the hooks to pass through are formed in the inner ring and correspond to the hooks one by one, and the inner ring is arranged between the outer ring and the base shell and is pressed by the back surface of the outer ring; the base shell is provided with perforations corresponding to the hooks one by one, the back of each perforation is provided with a raised vertical plate, the protruding direction of each vertical plate is consistent with the direction of inserting the hooks into the perforation, and the hooks can be fastened on the vertical plates after being inserted into the perforation; the top surface of the vertical plate is divided into a high surface and a low surface, and the high surface and the low surface are transited through an inclined surface; the ring component is positioned at a locking position when the clamping hook is fastened on the high surface; when the ring component is in the unlocking position, the clamping hook is in a position corresponding to the low surface.

2. The camera structure of claim 1, wherein the outer ring has three evenly distributed hooks.

3. The camera structure of claim 1, wherein the inner edge and the outer edge of the inner ring are circular strips with circular cross sections, the body of the inner ring is circular ring-shaped sheet, and the thickness of the body is smaller than the diameter of the cross sections of the circular strips.

4. The camera structure of claim 1, wherein the outer surface of the base housing is provided with an annular receiving groove, the inner ring is disposed in the receiving groove, and the inner ring is clamped back and forth by the outer ring and the receiving groove.

5. The camera structure according to claim 1 or 2, wherein a boss is further provided in the through hole, and a protruding direction of the boss is perpendicular to a direction in which the hook is inserted into the through hole; the boss is arranged at a position corresponding to the high surface, and the distance between the top surface of the boss and the side wall of the vertical plate is smaller than the thickness of the hook head.

6. The camera structure of claim 1, wherein the sphere is provided with a limiting pin, the body of the inner bracket is hemispherical, the body of the inner bracket is provided with a straight slot for limiting the degree of freedom of the sphere, and the plane of the straight slot passes through the sphere center of the sphere; the limit pin is inserted into the straight groove and the straight groove limits the sliding travel of the limit pin.

7. The camera structure of claim 6, wherein the axis of the limiting pin passes through the center of the sphere and forms a ninety degree angle with the lens of the sphere; the limiting pin is arranged right above or right below the sphere.

8. The camera structure of claim 6, wherein the inner surface of the inner bracket is provided with a plurality of bar-shaped ribs which are contacted with the sphere and used for reducing the rotation resistance of the sphere.

9. The camera structure of claim 1 or 2, wherein the back of the base shell is provided with a surrounding plate at a position corresponding to the perforation, the inner support is provided with a cover plate, and the cover plate is attached to the top surface of the surrounding plate.

10. The camera structure of claim 9, wherein the outside of the shroud is provided with an internally threaded post, and the cover plate is provided with a threaded hole through which a screw passes and is connected to the internally threaded post.

11. A security wall lamp, characterized in that it comprises the camera structure of any one of claims 1-10.