CN107370921A - A kind of camera - Google Patents

Abstract

An embodiment of the present invention provides a camera, including a camera module and a main board, and also includes: a main body, the main body has a hollow cavity, and the hollow cavity has a closed bottom surface and an open end surface; the camera module The group is electrically connected with the main board and fixed in the hollow cavity, and the end surface is sealed by a sealing end cover; the bottom surface is also provided with an SD card interface, and the SD card interface is provided with an SD card sealing structure, through the The sealing end cover and the sealing structure of the SD card seal the camera module and the main board in the hollow cavity. Applying the embodiment of the present invention, the camera module and the main board are sealed in the hollow cavity through the sealing end cover and the SD card sealing structure, so that the waterproof level of the camera can reach IP66, which can meet the severe and humid outdoor waterproof requirements.

Description

a camera

technical field

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

Background technique

With the development of camera technology, cameras have been widely used, especially in public places, where cameras are of great significance to the order and safety of public places, and the development of network technology has made cameras more widely used outdoors, such as outdoor security Cameras are widely used in monitoring and surveillance.

Because the camera needs to work outdoors for a long time, it is inevitable to face wet conditions, such as humid environment or even rainy days, and the electronic components inside the camera, especially the control circuit and photosensitive chip, are not waterproof. In order to add a rain cover to the camera casing, but the waterproof level of the added rain cover is low, it cannot meet the IP66 waterproof and dustproof standard, and it cannot meet the waterproof requirements of severe and humid environments.

Contents of the invention

In view of the above problems, the present invention is proposed to provide a camera that overcomes the above problems or at least partially solves the above problems.

The invention provides a camera, including a camera module and a mainboard, and also includes:

a main body having a hollow cavity with a closed bottom surface and an open end surface;

The camera module is electrically connected to the main board and fixed in the hollow cavity, and the end face is sealed by a sealing end cover;

The bottom surface is also provided with an SD card interface, and the SD card interface is provided with an SD card sealing structure, and the camera module and the main board are sealed in the hollow through the sealing end cover and the SD card sealing structure. cavity.

Optionally, the sealing end cover includes a pressing plate, a sealing ring, a glass and a light-shielding cover, the glass, sealing ring, and light-shielding cover are stacked on the pressing plate in sequence, and the pressing plate and the light-shielding cover are fixedly connected so as to The pressure plate, sealing ring, glass and light shielding cover are fixed to form the sealing end cover.

Optionally, the side of the pressing plate in contact with the glass is provided with a first annular step for accommodating the glass, and the side of the sealing ring in contact with the glass is provided with a second annular step for accommodating the glass , after the glass and the sealing ring are sequentially stacked on the pressing plate, the glass is accommodated between the first annular step and the second annular step;

The surface of the sealing ring in contact with the light shielding cover is provided with a first protruding ring and a second protruding ring, and a first annular groove between the first protruding ring and the second protruding ring. A third annular step, a third protruding ring, a fourth protruding ring, and a second annular groove between the third protruding ring and the fourth protruding ring are arranged on the contacting side of the sealing ring, the sealing ring and the light shielding cover After stacking on the pressing plate in sequence, the third protruding ring of the light shielding cover is nested in the first annular groove of the sealing ring, and the fourth protruding ring is nesting in the central hole of the sealing ring, so The second protruding ring of the sealing ring is nested in the second annular groove of the light shielding cover, and the first protruding ring is nested in the third annular step.

Optionally, the pressure plate and the sealing ring are provided with screw holes, and the light-shielding cover is provided with a first screw hole. After the glass, sealing ring, and light-shielding cover are sequentially stacked on the pressure plate, the first screw passes through the After the screws of the pressure plate and sealing ring pass through the holes, they are connected to the first screw hole of the light shielding cover, and the pressure plate and the light shielding cover are fixedly connected to fix the pressure plate, glass, sealing ring and light shielding cover to form the Seal end caps.

Optionally, the main body is provided with a fourth annular step and a second screw hole on the fourth annular step inside the side of the end face, the pressure plate of the sealing end cover is placed on the fourth annular step, the second Two screws pass through the screw holes of the light shielding cover, the sealing ring, and the pressure plate and are threadedly connected with the second screw holes on the fourth annular step, so as to fix the sealing end cover on the fourth annular step.

Optionally, the sealing ring is made of silica gel.

Optionally, the SD card sealing structure includes an SD card accommodating slot set on the bottom surface, an SD card sealing sheet and an SD card blocking piece, the SD card interface is arranged on the bottom surface of the SD card accommodating slot, the The SD card sealing sheet and the SD card blocking sheet are sequentially accommodated in the SD card accommodating slot, and the SD card blocking sheet is fixedly connected to the bottom surface to compress the SD card sealing sheet.

Optionally, the camera also includes a data line, one end of which passes through the data line hole provided on the bottom surface and is electrically connected to the main board, and the other end of the data line includes a power connector, a wired data transmission connector, a reset Key connectors, the power connectors, wired data transmission connectors, and reset key connectors are provided with waterproof connectors.

Optionally, after the data line is connected, sealing glue is provided on the inner side of the bottom surface of the data line via hole.

Optionally, the camera further includes an antenna, and the antenna passes through the antenna via hole on the bottom surface and is electrically connected to the main board.

Optionally, after the antenna is connected, sealing glue is provided on the inner side of the bottom surface of the antenna via hole.

Optionally, the camera further includes a waterproof pickup, the waterproof pickup is fixed inside the bottom surface, and a waterproof pickup hole is provided on the bottom surface corresponding to the waterproof pickup.

Optionally, the main body is made of aluminum or aluminum alloy.

In the camera of the embodiment of the present invention, the camera module and the main board are electrically connected and fixed in the hollow cavity of the main body, the bottom surface of the main body is closed, the end surface is sealed by a sealing end cover, and the SD card interface on the bottom surface is provided with a corresponding sealing structure, In this way, the camera module and the main board are sealed in the hollow cavity through the sealing end cover and the SD card sealing structure, so that the waterproof level of the camera can reach IP66, which can meet the outdoor severe and humid waterproof requirements. .

Furthermore, the bottom surface of the camera main body is provided with a data line via hole and an antenna via hole, and they are respectively sealed with sealing glue, which can not only ensure waterproof requirements, but also realize wired and wireless data transmission.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments of the present invention. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention , for those skilled in the art, other drawings can also be obtained according to these drawings without paying creative labor.

FIG. 1 shows a schematic diagram of a camera according to an embodiment of the present invention;

FIG. 2 shows another schematic diagram of a camera according to an embodiment of the present invention;

FIG. 3 shows an exploded schematic view of a camera according to an embodiment of the present invention;

FIG. 4 shows a schematic cutaway view of a camera according to an embodiment of the present invention;

Fig. 5 shows the A-A cross-sectional schematic view of a camera according to the embodiment of the present invention;

Fig. 6 shows a B-B cross-sectional schematic view of a camera according to an embodiment of the present invention;

Fig. 7 shows an exploded schematic diagram of a sealing end cap according to an embodiment of the present invention;

Fig. 8 shows the schematic diagram of the platen of the embodiment of the present invention;

Fig. 9 shows a schematic diagram of a sealing ring according to an embodiment of the present invention;

Fig. 10 shows another schematic diagram of the sealing ring of the embodiment of the present invention;

Fig. 11 shows a schematic diagram of a light-shielding cover according to an embodiment of the present invention;

Figure 12 is an enlarged view of B in Figure 6;

Fig. 13 shows the exploded schematic diagram of the SD card interface of the embodiment of the present invention;

Figure 14 is an enlarged view of A in Figure 6;

Fig. 15 shows a schematic diagram of a data line according to an embodiment of the present invention.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

Referring to Fig. 1, Fig. 2 and Fig. 3, a schematic diagram of a camera according to an embodiment of the present invention is shown; the camera may specifically include: a main body 1, a camera module 5 and a main board 4, the main body 1 has a hollow cavity 6, The hollow cavity 6 has a closed bottom surface 3 and an open end surface, the camera module 5 is electrically connected to the main board 4 and fixed in the hollow cavity 6, and the end surface is sealed by the sealing end cover 2; the bottom surface 3 is also provided with an SD card interface 31, The SD card interface 31 is provided with an SD card sealing structure, and the camera module 5 and the main board 4 are sealed in the hollow cavity 6 through the sealing end cover 2 and the SD card sealing structure.

In practical applications, the main body 1 may be a hollow columnar body, such as a hollow cylinder, square or ellipse. The main body 1 and the bottom surface 3 can be integrally formed, and the end surface opposite to the bottom surface 3 is open, thereby forming an open hollow cavity 6 . The camera module 5 and the main board 4 can be loaded into the predetermined position of the hollow cavity 6 from the end face and fixed. In a specific application, the material of the main body 1 and the bottom surface 3 can be aluminum or aluminum alloy. Aluminum or aluminum alloy has good thermal conductivity, so that the camera has a good heat dissipation effect. Of course, it can also be other metal materials. The implementation of the present invention Examples are not limited to this.

In the embodiment of the present invention, the camera can also be connected to the mounting bracket, and the mounting bracket can be connected to the bottom surface 3 or the main body 1 .

With reference to Fig. 2, the camera head of the embodiment of the present invention also comprises data line 8 and antenna 9, and data line 8 penetrates the data line via hole 32 that bottom surface 3 is provided with and is electrically connected with main board 4, and antenna 9 runs through the antenna via hole 33 of bottom surface 3 and main board 4. Electrical connection. The camera of the embodiment of the present invention includes a data line 8 and an antenna 9, which can realize both wired data transmission and wireless transmission, and can be widely used indoors and outdoors.

Fig. 4 shows a schematic cross-sectional view of a camera according to an embodiment of the present invention, Fig. 5 shows a schematic cross-sectional view of a camera according to an embodiment of the present invention, and Fig. 6 shows a schematic view of a camera according to an embodiment of the present invention B-B cross-sectional schematic diagram, as shown in Figure 5, the end face of the main body 1 of the camera is sealed by the sealing end cover 2, after the antenna hole 33 on the bottom surface 3 is connected to the antenna 9, the inside of the antenna hole 33 and the bottom surface 3 is provided with sealing glue 10. As shown in Figure 6, after the data line via hole 32 on the bottom surface 3 is connected to the data line 8, the inner side of the data line via hole 32 and the bottom surface 3 is provided with a sealing glue 10, and the sealing glue 10 can be silicone waterproof glue, epoxy resin Glue etc. Of course, other waterproof sealing methods may also be used, such as using a sealing ring, which is not limited in this embodiment of the present invention.

The end surface of the main body 1 of the embodiment of the present invention is sealed by the sealing end cover 2, the SD card interface 31 of the bottom surface 3 is sealed by the SD card sealing structure, and the antenna via hole 33 and the data line via hole 32 are respectively connected to the antenna 9 and the data line 8. , sealed by coating sealing glue 10, compared with the prior art, adding a rain cover on the main body 1 can effectively prevent water vapor from entering the airtight hollow cavity 6 with a waterproof level of IP66, avoiding being fixed in the hollow cavity 6 The camera module 5 and the main board 4 are in a humid environment, which ensures the normal operation and service life of the camera.

As shown in Figure 7, it shows the exploded schematic view of the sealing end cap of the embodiment of the present invention, in a kind of preferred embodiment of the present invention, sealing end cap 2 comprises pressure plate 21, sealing ring 23, glass 22 and light-shielding cover 24 , the glass 22, sealing ring 23, and light-shielding cover 24 are sequentially stacked on the pressing plate 21, and the pressing plate 21 and the light-shielding cover 24 are fixedly connected, so that the pressing plate 21, the sealing ring 23, the glass 22 and the light-shielding cover 24 are fixed to form a sealed end cover 2 .

Preferably, the pressure plate 21 and the sealing ring 23 are provided with screw holes, and the light-shielding cover 24 is provided with a first screw hole 245. After the glass 22, the sealing ring 23 and the light-shielding cover 24 are sequentially stacked on the pressure plate 21, the first After the screw 25 penetrates through the screw holes of the pressure plate 21 and the seal ring 23, it is connected with the first screw hole 245 of the light shielding cover 24, and the pressure plate 21 and the light shielding cover 24 are fixedly connected, so that the pressure plate 21, the glass 22 , the sealing ring 23 and the light shielding cover 24 are fixed to form the sealing end cover 2 .

In the embodiment of the present invention, the material of the pressure plate 21 and the light-shielding cover 24 can be plastic material, such as ABS, and the material of the sealing ring 23 can be silica gel, which is a highly active adsorption material and belongs to an amorphous substance. It does not react with any substance except strong alkali and hydrofluoric acid, insoluble in water and any solvent, non-toxic and tasteless, stable in chemical properties, and has certain elasticity. The sealing ring 23 of the embodiment of the present invention is between the pressure plate 21 and the light-shielding cover 24 in the sealing end cap 2, and the glass 22 is between the pressure plate 21 and the sealing ring 23. After the pressure plate 21 and the light-shielding cover 24 are fixedly connected, the sealing ring 23 has a certain pre-compression effect, so as to realize the sealing in the axial direction between the glass 22 and the light-shielding cover 24 .

As shown in FIG. 8 , a schematic view of a press plate according to an embodiment of the present invention is shown. The side of the press plate 21 in contact with the glass 22 is provided with a first annular step 211 for accommodating the glass 22. The first annular step 211 is in the axial direction. The depth is smaller than the thickness of the glass 22, and the diameter of the first annular step 211 can be determined according to the diameter of the glass 22 so as to position the glass 22 as a criterion.

As shown in Fig. 9 and Fig. 10, the schematic diagram of the sealing ring of the embodiment of the present invention is shown, as shown in Fig. 9, the side of the sealing ring 23 in contact with the glass 22 is provided with a second annular step for accommodating the glass 22 231; as shown in FIG. 10, the surface of the sealing ring 23 in contact with the light shielding cover 24 is provided with a first protruding ring 233 and a second protruding ring 232, and a first protruding ring 233 and a second protruding ring 232 between the first protruding ring 233 and the second protruding ring 232 An annular groove 234 .

As shown in FIG. 11 , it shows a schematic diagram of the light-shielding cover of the embodiment of the present invention, and the side of the light-shielding cover 24 in contact with the sealing ring 23 is provided with a third annular step 241 , a third convex ring 242 , and a fourth convex ring 243 , and the second annular groove 244 between the third protruding ring 242 and the fourth protruding ring 243 .

As shown in FIG. 12 , it shows a detailed view of the sealing end cover of the embodiment of the present invention after it is fixed on the main body. It is placed between the first annular step 211 and the second annular step 231 . The third protruding ring 242 of the light shielding cover 24 is nested in the first annular groove 234 of the sealing ring 23, the fourth protruding ring 243 is nesting in the central hole of the sealing ring 23, and the second protruding ring 242 of the sealing ring 23 The protruding ring 232 is nested in the second annular groove 244 of the light shielding cover 24 , and the first protruding ring 233 is nested in the third annular step 241 .

In the sealing end cover 2 of the embodiment of the present invention, the sealing ring 23 and the light-shielding cover 24 are nested and fitted with the convex ring and the groove, and under the action of pre-pressure, the sealing ring 23 can be sealed from the axial and radial directions. Because the existing sealing ring only has a sealing effect in the axial direction, the waterproof level of the camera is improved.

As shown in Figure 3, the main body 1 is provided with a fourth annular step 11 and a second screw hole 12 on the fourth annular step 11 inside the end face, and the pressure plate 21 of the sealing end cover 2 is placed on the fourth annular step 11 Above, the second screw 7 is threadedly connected with the second screw hole 12 on the fourth annular step 11 through the screw hole of the light shielding cover 24, the sealing ring 23, and the pressure plate 21, so as to fix the sealing end cover 2 on the fourth annular step 11 on. Since the sealing ring 23 has a first protruding ring 233, after the sealing end cover 2 is fixed on the fourth annular step 11, the first protruding ring 233 of the sealing ring 23 contacts the inner surface of the main body 1 and presses the first protruding ring 233 , so as to realize the sealing of the main body 1 and the sealing end cover 2 in the radial direction.

As shown in Fig. 13 and Fig. 14, the SD card sealing structure comprises an SD card accommodating groove 41, an SD card sealing sheet 42 and an SD card blocking piece 43 arranged on the bottom surface 3, and the SD card interface 31 is arranged on the SD card accommodating groove 41. On the bottom surface, the SD card sealing sheet 42 and the SD card blocking sheet 43 are successively accommodated in the SD card accommodating slot 41, the SD card blocking sheet 43 can be made of aluminum or aluminum alloy, the SD card sealing sheet 42 can be made of elastic material, and the SD card blocking sheet 42 can be made of elastic material. After the sheet 43 is fixedly connected to the bottom surface 3, the SD card sealing sheet 42 is pressed to seal the SD card interface 31. Preferably, the SD card blocking sheet 43 is fixedly connected to the bottom surface 3 through a third screw 44.

As shown in Figure 15, it shows the schematic diagram of the data line of the embodiment of the present invention, and data line 8 comprises power joint 81, wired data transmission joint 82, reset key joint 83, power joint 81, wired data transmission joint 82, reset key The connector 83 is connected with a waterproof seal. For example, each connector is provided with waterproof soft glue to cover the electrical connection devices of each connector. When each connector is connected to the interface of other equipment, the waterproof software will be squeezed and deformed to achieve a seal. connect.

In a preferred embodiment of the present invention, the camera also includes a waterproof pickup, and the waterproof pickup can be fixed on the inside of the bottom surface, and a waterproof pickup via hole is provided on the bottom surface corresponding to the waterproof pickup, and can be pasted on the bottom surface inside the waterproof pickup via hole. The waterproof and breathable membrane allows the waterproof pickup to collect voice through the waterproof and breathable membrane, prevent water vapor from entering the camera, and balance the air pressure inside and outside the camera.

In the camera of the embodiment of the present invention, the camera module and the main board are electrically connected and fixed in the hollow cavity of the main body, the bottom surface of the main body is closed, the end surface is sealed by a sealing end cover, and the SD card interface on the bottom surface is provided with a corresponding sealing structure, In this way, the camera module and the main board are sealed in the hollow cavity through the sealing end cover and the SD card sealing structure, so that the waterproof level of the camera can reach IP66, which can meet the outdoor severe and humid waterproof requirements. .

Furthermore, the bottom surface of the camera main body is provided with a data line via hole and an antenna via hole, and they are respectively sealed with sealing glue, which can not only ensure waterproof requirements, but also realize wired and wireless data transmission.

Having described preferred embodiments of embodiments of the present invention, additional changes and modifications to these embodiments can be made by those skilled in the art once the basic inventive concept is appreciated. Therefore, the appended claims are intended to be construed to cover the preferred embodiment and all changes and modifications which fall within the scope of the embodiments of the present invention.

Finally, it should also be noted that in this document, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or terminal device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or which are inherent in the process, method, article, or end-equipment. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or terminal device comprising said element.

The above is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone skilled in the art can easily think of changes or substitutions within the technical scope disclosed in the present invention. Should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

The embodiment of the present invention discloses A1, a camera, including a camera module and a main board, characterized in that it also includes:

a main body having a hollow cavity with a closed bottom surface and an open end surface;

The camera module is electrically connected to the main board and fixed in the hollow cavity, and the end face is sealed by a sealing end cover;

The bottom surface is also provided with an SD card interface, and the SD card interface is provided with an SD card sealing structure, and the camera module and the main board are sealed in the hollow through the sealing end cover and the SD card sealing structure. cavity.

A2. The camera according to claim A1, wherein the sealing end cover comprises a pressure plate, a sealing ring, a glass and a light-shielding cover, and the glass, sealing ring, and light-shielding cover are sequentially stacked on the pressure plate, and the The pressing plate is fixedly connected with the light-shielding cover, so as to fix the pressing plate, the sealing ring, the glass and the light-shielding cover to form the sealing end cover.

A3. The camera according to claim A2, wherein the side of the pressure plate in contact with the glass is provided with a first annular step for accommodating the glass, and the side of the sealing ring in contact with the glass is provided with a There is a second annular step for accommodating the glass. After the glass and the sealing ring are sequentially stacked on the pressing plate, the glass is accommodated between the first annular step and the second annular step ;

The surface of the sealing ring in contact with the light shielding cover is provided with a first protruding ring and a second protruding ring, and a first annular groove between the first protruding ring and the second protruding ring. A third annular step, a third protruding ring, a fourth protruding ring, and a second annular groove between the third protruding ring and the fourth protruding ring are arranged on the contacting side of the sealing ring, the sealing ring and the light shielding cover After stacking on the pressing plate in sequence, the third protruding ring of the light shielding cover is nested in the first annular groove of the sealing ring, and the fourth protruding ring is nesting in the central hole of the sealing ring, so The second protruding ring of the sealing ring is nested in the second annular groove of the light shielding cover, and the first protruding ring is nested in the third annular step.

A4. The camera according to claim A2 or A3, wherein the pressure plate and the sealing ring are provided with screw holes, the light-shielding cover is provided with a first screw hole, and the glass, sealing ring, and light-shielding cover are arranged in sequence After being stacked on the pressing plate, the first screw passes through the screw hole of the pressing plate and the sealing ring, and then connects with the first screw hole of the light-shielding cover, and the pressing plate and the light-shielding cover are fixedly connected, so that the The pressure plate, glass, sealing ring and light shielding cover are fixed to form the sealing end cover.

A5. The camera according to claim A2 or A3, wherein the main body is provided with a fourth annular step and a second screw hole on the fourth annular step inside the side of the end face, and the sealing end cover The pressing plate is placed on the fourth annular step, and the second screw is screwed through the screw hole of the light shielding cover, the sealing ring, and the pressing plate to the second screw hole on the fourth annular step, so that the The sealing end cap is fixed on the fourth annular step.

A6. The camera according to claim A2 or A3, wherein the sealing ring is made of silica gel.

A7. The camera according to claim A1, wherein the SD card sealing structure comprises an SD card accommodating groove, an SD card sealing sheet and an SD card blocking sheet arranged on the bottom surface, and the SD card interface is arranged on The bottom surface of the SD card accommodating groove, the SD card sealing sheet and the SD card retaining piece are sequentially accommodated in the SD card accommodating groove, and the SD card retaining piece is fixedly connected to the bottom surface and then compressed. SD card sealing sheet.

A8. The camera according to claim A1, wherein the camera further comprises a data line, one end of the data line passes through the data line via hole provided on the bottom surface and is electrically connected to the main board, and the other end of the data line is electrically connected to the main board. One end includes a power connector, a wired data transmission connector, and a reset key connector, and the power connector, wired data transmission connector, and reset button connector are provided with waterproof connectors.

A9. The camera according to claim A8, characterized in that, after the data line is connected, sealing glue is provided on the inner side of the bottom surface of the data line via hole.

A10. The camera according to claim A1, wherein the camera further comprises an antenna, and the antenna passes through the antenna via hole on the bottom surface and is electrically connected to the main board.

A11. The camera according to claim A10, characterized in that, after the antenna is connected, sealing glue is provided on the inner side of the bottom surface of the antenna via hole.

A12. The camera according to claim A1, wherein the camera further comprises a waterproof pickup, the waterproof pickup is fixed inside the bottom surface, and a waterproof pickup is arranged on the bottom surface corresponding to the waterproof pickup Via.

A13. The camera according to claim A1, wherein the main body is made of aluminum or aluminum alloy.

Claims (10)

1. A camera, comprising a camera module and a mainboard, characterized in that it also includes: a main body having a hollow cavity with a closed bottom surface and an open end surface; The camera module is electrically connected to the main board and fixed in the hollow cavity, and the end face is sealed by a sealing end cover; The bottom surface is also provided with an SD card interface, and the SD card interface is provided with an SD card sealing structure, and the camera module and the main board are sealed in the hollow through the sealing end cover and the SD card sealing structure. cavity. 2. The camera according to claim 1, wherein the sealing end cover comprises a pressing plate, a sealing ring, a glass and a light-shielding cover, and the glass, the sealing ring, and the light-shielding cover are sequentially stacked on the pressing plate, and the The pressing plate is fixedly connected with the light-shielding cover, so as to fix the pressing plate, the sealing ring, the glass and the light-shielding cover to form the sealing end cover. 3. The camera according to claim 2, wherein the side of the pressure plate in contact with the glass is provided with a first annular step for accommodating the glass, and the side of the sealing ring in contact with the glass is provided with a There is a second annular step for accommodating the glass. After the glass and the sealing ring are sequentially stacked on the pressing plate, the glass is accommodated between the first annular step and the second annular step ; The surface of the sealing ring in contact with the light shielding cover is provided with a first protruding ring and a second protruding ring, and a first annular groove between the first protruding ring and the second protruding ring. A third annular step, a third protruding ring, a fourth protruding ring, and a second annular groove between the third protruding ring and the fourth protruding ring are arranged on the contacting side of the sealing ring, the sealing ring and the light shielding cover After stacking on the pressing plate in sequence, the third protruding ring of the light shielding cover is nested in the first annular groove of the sealing ring, and the fourth protruding ring is nesting in the central hole of the sealing ring, so The second protruding ring of the sealing ring is nested in the second annular groove of the light shielding cover, and the first protruding ring is nested in the third annular step. 4. The camera according to claim 2 or 3, wherein the pressure plate and the sealing ring are provided with screw holes, the light-shielding cover is provided with a first screw hole, and the glass, sealing ring, and light-shielding cover are arranged in sequence. After being stacked on the pressing plate, the first screw passes through the screw hole of the pressing plate and the sealing ring, and then connects with the first screw hole of the light-shielding cover, and the pressing plate and the light-shielding cover are fixedly connected, so that the The pressure plate, glass, sealing ring and light shielding cover are fixed to form the sealing end cover. 5. The camera according to claim 2 or 3, wherein the main body is provided with a fourth annular step and a second screw hole on the fourth annular step inside the side of the end face, and the sealing end cap The pressing plate is placed on the fourth annular step, and the second screw is screwed through the screw hole of the light shielding cover, the sealing ring, and the pressing plate to the second screw hole on the fourth annular step, so that the The sealing end cap is fixed on the fourth annular step. 6. camera according to claim 1, is characterized in that, described SD card sealing structure comprises the SD card accommodating groove that described bottom surface is provided with, SD card sealing sheet and SD card blocking sheet, and described SD card interface is arranged on The bottom surface of the SD card accommodating groove, the SD card sealing sheet and the SD card retaining piece are sequentially accommodated in the SD card accommodating groove, and the SD card retaining piece is fixedly connected to the bottom surface and then compressed. SD card sealing sheet. 7. The camera according to claim 1, wherein the camera further comprises a data line, one end of the data line passes through the data line via hole provided on the bottom surface and is electrically connected to the main board, and the data line is electrically connected to the main board. One end includes a power connector, a wired data transmission connector, and a reset key connector, and the power connector, wired data transmission connector, and reset button connector are provided with waterproof connectors. 8 . The camera according to claim 7 , wherein after the data line is connected, sealing glue is provided on the inner side of the bottom surface of the data line via hole. 9 . The camera according to claim 1 , further comprising an antenna, and the antenna passes through the antenna via hole on the bottom surface and is electrically connected to the main board. 10 . 10 . The camera according to claim 9 , wherein after the antenna is connected, sealing glue is provided on the inner side of the bottom surface of the antenna via hole. 11 .