CN216819962U - Video camera - Google Patents

Abstract

The utility model relates to a camera, which comprises a camera component, a main board, a shell, a light blocking piece and a wireless module, wherein the shell is provided with an installation space and comprises a light transmission piece; the light blocking piece is arranged at the periphery of one end, close to the object side, of the camera shooting assembly and abuts against the inner wall of the light transmitting piece; the wireless module is arranged on the light blocking piece and is electrically connected with the main board, and the wireless module can transmit signals with the outside through the light transmitting piece. Because the light blocking piece is arranged at a position close to the light transmitting piece, the wireless module is arranged on the light blocking piece, and the light blocking piece and the light transmitting piece can not influence signal transmission, the wireless module can transmit signals with the outside through the light transmitting piece, and the wireless signals can not be blocked by other structures, so that the performance of the wireless module can be ensured; meanwhile, the wireless module is internally arranged, so that the influence on the appearance of the camera can be avoided, and the camera is convenient to package and transport.

Description

Video camera

Technical Field

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

Background

Along with the continuous development of security monitoring camera components, the security industry has more and more demand on the wireless camera components. In order to meet the functional requirements of heat dissipation, explosion protection, water protection, and the like of the camera, the camera usually requires a metal shell.

However, the metal may shield the antenna, and if the antenna is disposed inside the camera, the antenna function may be disabled. And fix the antenna in the outside of casing through external mode, then can influence the outward appearance, increase the whole volume of camera to also caused certain degree of difficulty to the packing.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a camera, in which an antenna can be disposed inside the camera and signals are not shielded.

The utility model provides a camera, including making a video recording assembly and mother board, the said camera also includes: the camera shooting assembly and the mainboard are arranged in the installation space, and the camera shooting assembly faces the light-transmitting piece; the light blocking piece is positioned in the installation space, arranged on the periphery of one end, close to the object side, of the camera shooting assembly and abutted against the inner wall of the light transmitting piece; and the wireless module is arranged on the light blocking piece and is electrically connected with the main board, and the wireless module can transmit signals with the outside through the light transmitting piece.

In the camera, the light blocking piece can block infrared light emitted by the infrared lamp of the camera towards the camera shooting assembly and infrared light reflected by the inner wall of the light transmitting piece, so that the camera shooting assembly can shoot normally, and the image quality of the camera shooting assembly is improved; because the light blocking piece is arranged at a position close to the light transmitting piece, the wireless module is arranged on the light blocking piece, and the light blocking piece and the light transmitting piece can not influence signal transmission, the wireless module can transmit signals with the outside through the light transmitting piece, and the wireless signals can not be blocked by other structures, so that the performance of the wireless module can be ensured; meanwhile, the wireless module is arranged in the mounting space of the shell, so that the appearance of the camera can be prevented from being influenced, and the camera is convenient to package and transport.

In one embodiment, the wireless module is embedded in the light blocking member, an avoiding opening is formed in the outer side wall of the light blocking member, and the wireless module penetrates through a cable through the avoiding opening and is electrically connected with the main board.

Due to the arrangement, the appearance of the camera can be prevented from being influenced by the exposure of the wireless module, meanwhile, the wireless module can be fixed without other parts, the number of parts is reduced, and the camera is convenient to process and assemble; dodge the mouth and be used for wearing to establish the cable, can prevent simultaneously that the cable from influencing the normal shooting of subassembly of making a video recording.

In one embodiment, the light barrier is configured as an annular light barrier ring, and the light barrier ring is sleeved on the periphery of the camera assembly.

Due to the arrangement, the annular light blocking ring can be directly sleeved on the periphery of the camera shooting assembly, so that the camera shooting assembly is convenient to mount and fix; meanwhile, the annular light blocking ring can block infrared light entering from each side of the periphery of the camera shooting assembly, so that veiling glare marks in an image acquired by the camera shooting assembly are reduced, and the image quality of the camera shooting assembly is improved.

In one embodiment, the wireless module is arranged as an arc concentric with the light barrier ring.

So set up, wireless module's signal emission scope can be enlarged to the arc, guarantees that wireless module's signal is all received to all directions around the camera.

In one embodiment, the distance between the wireless module and the inner side wall of the light blocking ring is larger than the distance between the wireless module and the outer side wall of the light blocking ring.

So set up for wireless module is close to the periphery wall setting of light blocking ring, improves wireless signal's transmission efficiency, and the wireless module of being convenient for simultaneously draws forth the cable.

In one embodiment, the wireless module and the light barrier are integrally formed.

So set up, the course of working is simple and convenient to can improve the processing and the assembly efficiency of camera.

In one embodiment, the light blocking member includes a fixing portion and a light blocking portion, the fixing portion is fixedly disposed on the periphery of the camera assembly, and the wireless module is disposed on the fixing portion; the shading part extends from the fixing part to the light-transmitting part and abuts against the inner wall of the light-transmitting part, and a light elimination groove is formed in one end, abutting against the light-transmitting part, of the shading part.

According to the arrangement, the infrared light reflected to one end, abutted against the plastic ball cover, of the shading part from the light-transmitting part is reflected into the extinction groove and then can be absorbed by the extinction groove, so that the infrared light entering the camera shooting assembly is further reduced, stray light bright marks in an image obtained by the camera shooting assembly are reduced, and the image quality of the camera shooting assembly is improved.

In one embodiment, the shading part comprises at least two shading sheets which are stacked inside and outside and abut against the inner wall of the light-transmitting piece, and two adjacent shading sheets are arranged at intervals to form the light-eliminating groove.

So set up, two and above anti-dazzling screens all offset with the inner wall of printing opacity piece to can guarantee to form a plurality of contact surfaces between shading portion and the printing opacity piece, improve the leakproofness between shading portion and the printing opacity piece.

In one embodiment, the light-transmitting member is a plastic ball cover, and the housing further includes a metal base, wherein the plastic ball cover and the metal base enclose the installation space to form a closed installation space.

So set up, the signal transmission of wireless module can not blockked to the plastics ball cover, and functional requirements such as the heat dissipation of camera, anti-riot, waterproof can be satisfied to the metal base, enlarges the application range of camera, and the casing can play the guard action to interior component simultaneously.

In one embodiment, the light barrier is provided as a silicone member.

So set up, silica gel spare has elasticity, can play the cushioning effect when printing opacity piece receives the impact, and consumption impact can measure, reduces to strike the influence to the subassembly of making a video recording.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments or the conventional technologies of the present application, the drawings used in the descriptions of the embodiments or the conventional technologies will be briefly introduced below, it is obvious that the drawings in the following descriptions are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic cross-sectional view of a camera in accordance with one embodiment of the present invention;

fig. 2 is a schematic partial perspective view of a camera provided by the present invention;

fig. 3 is a schematic perspective view of a light blocking member and a wireless module according to the present invention;

FIG. 4 is a schematic cross-sectional view of FIG. 3 according to the present invention;

fig. 5 is a schematic perspective view of a wireless module according to the present invention.

Reference numerals: 1. a camera assembly; 2. a housing; 21. an installation space; 22. a light transmissive member; 23. a metal base; 3. a light blocking member; 31. avoiding the mouth; 32. a fixed part; 321. a rib is protruded; 322. a groove; 33. a light shielding portion; 331. a shading sheet; 34. a light extinction groove; 4. a wireless module; 5. a cable.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiment in many different forms than those described herein and those skilled in the art will be able to make similar modifications without departing from the spirit of the application and therefore the application is not limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" or "disposed" 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 "connected" to another component, it can be directly connected to the other component or intervening components may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used in the description of the present application are for illustrative purposes only and do not represent the only embodiments.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may mean that the first feature is in direct contact with the second feature or that the first feature is in indirect contact with the second feature via an intermediate medium. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

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 application belongs. The terminology used in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the description of the present application, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Along with the continuous development of security monitoring camera components, the security industry has more and more demand on the wireless camera components. In order to meet the functional requirements of heat dissipation, explosion protection, water resistance, etc. of the camera, the camera usually requires a metal housing. However, the metal can shield the antenna, and if the antenna is disposed inside the camera, the metal shell can easily block the antenna signal from being transmitted to the outside, thereby causing the antenna to fail in function. Some cameras adopt at casing base installing support to set up the antenna on the support, so that antenna signal can pass through the transmission of translucent cover body, but, in order to avoid the support to influence the normal shooting of camera, the support is mostly hidden in the base, still can influence the signal transmission of antenna. And part of the cameras fix the antennas on the outer side of the shell in an external mode, although the performance effect of the antennas is good, 1-2 or even 3-4 antennas can be hung on the appearance, so that the appearance is influenced, the integral volume of the camera is increased, and certain difficulty is caused to packaging.

In order to solve the above problems, as shown in fig. 1 to 5, the present invention provides a camera whose antenna can be disposed inside the camera and whose signal is not shielded.

As shown in fig. 1 to 2, specifically, the camera includes a camera module 1, a main board, a housing 2, a light blocking member 3 and a wireless module 4, the housing 2 has an installation space 21, the housing 2 includes a light transmitting member 22, the camera module 1 and the main board are both disposed in the installation space 21, and the camera module 1 faces the light transmitting member 22; the light blocking member 3 is located in the installation space 21, and the light blocking member 3 is arranged on the periphery of one end, close to the object side, of the camera module 1 and abuts against the inner wall of the light transmitting member 22; the wireless module 4 is disposed on the light blocking member 3 and electrically connected to the main board, and the wireless module 4 can transmit signals to the outside through the light-transmitting member 22.

As described above, in a conventional camera in which an antenna is mounted inside a housing, a part of the antenna is mounted on a housing base mounting bracket, and the antenna is mounted on the bracket so that an antenna signal can be transmitted through a transparent cover. In the camera provided in the embodiment of the present invention, since the camera module 1 faces the light-transmitting member 22, and the light-blocking member 3 is disposed at the periphery of the end of the camera module 1 close to the object side, the light-blocking member 3 is disposed at a position close to the light-transmitting member 22, and the wireless module 4 is disposed on the light-blocking member 3, and neither the light-blocking member 3 nor the light-transmitting member 22 affects signal transmission, so that the wireless module 4 can transmit signals with the outside through the light-transmitting member 22, and the wireless signals are not blocked by other structures, thereby ensuring the performance of the wireless module 4. Meanwhile, the wireless module 4 is arranged on the light blocking part 3 and does not need to be fixed by a bracket, so that the number of parts can be reduced, and the camera is convenient to process and assemble. In addition, compared with the structure that the antenna is externally fixed on the outer side of the shell in the prior art, the wireless module 4 of the camera provided by the embodiment of the utility model is arranged in the installation space 21 of the shell 2, so that the appearance of the camera is prevented from being influenced, and the camera is convenient to package and transport.

It can be understood that in order to realize normal shooting in night or other dark environments at the current camera, infrared lamp auxiliary lighting is usually set up in the outside of subassembly of making a video recording to make the camera lens of subassembly of making a video recording can normally sensitization formation of image. And the piece that is in the light barrier 3 sets up and to block the infrared light that the infrared lamp sent towards subassembly 1 of making a video recording in the periphery that subassembly 1 is close to thing side one end, and simultaneously, piece in the light barrier 3 offsets with the inner wall of light-transmitting piece 22, can also block the infrared light by the reflection of light-transmitting piece 22 inner wall to guarantee that subassembly 1 of making a video recording can normally shoot, improved the image quality of subassembly 1 of making a video recording.

In the illustrated embodiment, the light-transmitting member 22 is a plastic dome, and the housing 2 further includes a metal base 23, and the plastic dome and the metal base 23 enclose a closed installation space 21. The plastic ball cover can not block the signal transmission of the wireless module 4, the metal base 23 can meet the functional requirements of the camera such as heat dissipation, explosion prevention and water prevention, the use range of the camera is enlarged, and meanwhile, the shell 2 can play a role in protecting the camera assembly 1, the mainboard, the wireless module 4 and other elements arranged in the closed installation space 21. Of course, in other embodiments, the light-transmitting member 22 may be provided as a plastic plate, the installation space 21 of the housing 2 has an opening, and the plastic plate can cover the opening to form the closed installation space 21. The light-transmitting member 22 may be made of PC plastic, or other plastic or non-plastic material, as long as it does not block the signal transmission of the wireless module 4.

The piece 3 that is in the light sets up to the silica gel piece, and the silica gel piece has elasticity, and when the impact was received to plastics ball cover, because the 3 butt of the piece in the light in the inner wall of plastics ball cover to thereby the piece 3 that is in the light can play the cushioning effect through extrusion deformation, consumes to strike the energy, reduces to strike the influence to the subassembly 1 of making a video recording, thereby the protection subassembly 1 of making a video recording. Of course, the light blocking member 3 may be other elastic members such as a rubber member.

As shown in fig. 3 to 4, in the illustrated embodiment, the wireless module 4 is embedded in the light blocking member 3, an avoiding opening 31 is formed on an outer side wall of the light blocking member 3, and the wireless module 4 penetrates through the cable 5 through the avoiding opening 31 and is electrically connected to the main board. Because the light blocking piece 3 can not influence the wireless signal transmission, therefore wireless module 4 can be set in the light blocking piece 3, can avoid wireless module 4 to expose like this and influence pleasing to the eye, can also fix wireless module 4 under the condition that does not need other parts simultaneously, reduces part quantity when guaranteeing wireless module 4 installation stability, the processing and the assembly of the camera of being convenient for. Dodge mouthful 31 and offer the position that 3 lateral walls in the light are corresponding with wireless module 4 for wear to establish the cable, make wireless module 4 can pass through the cable electricity with the mainboard and be connected, can prevent simultaneously that the cable from influencing the normal shooting of subassembly 1 of making a video recording. In another embodiment, a groove adapted to the wireless module 4 is formed on an outer side wall or an inner side wall of the light blocking member 3, and the wireless module is fixedly disposed in the groove. Of course, in other embodiments, the wireless module 4 may also be fixed on the surface of the outer side wall or the inner side wall of the light barrier 3 by gluing, screws, fasteners, or the like.

As shown in fig. 4 to 5, in the illustrated embodiment, the light barrier 3 is provided as an annular light barrier ring, which is arranged around the periphery of the camera assembly 1. The periphery of the camera shooting assembly 1 can be directly sleeved with the annular light blocking ring without an additional fixing piece, the number of parts is reduced, the camera shooting assembly is convenient to mount and fix, and the production and assembly efficiency of the camera is improved. Meanwhile, the annular light blocking ring can block infrared light entering from each side of the periphery of the camera shooting assembly 1, so that stray light bright marks in an image acquired by the camera shooting assembly 1 are reduced, and the image quality of the camera shooting assembly 1 is improved. The wireless module 4 is arranged as an arc-shaped piece concentric with the light blocking ring. The arc-shaped part extends along the circumferential direction of the light blocking ring, so that the signal emission range of the wireless module 4 can be enlarged, and the situation that signals of the wireless module 4 are received in all directions around the camera is ensured. The wireless module 4 may be a sheet, a structure, a wave, a zigzag, or other regular or irregular structure, as long as it can transmit signals, and is not particularly limited herein.

Of course, in other embodiments, the light blocking member 3 may also be configured as a plurality of arc-shaped or bar-shaped light blocking members 3, and the plurality of light blocking members 3 are disposed at the periphery of the camera module 1 and correspond to the infrared lamp, as long as the function of blocking infrared light is achieved. The number of the wireless modules 4 can be one or more, and the wireless module 4 is arranged in at least one light barrier 3 to ensure that wireless signals can be transmitted normally.

As shown in fig. 4, a distance a between the wireless module 4 and the inner sidewall of the light blocking ring is greater than a distance b between the wireless module 4 and the outer sidewall of the light blocking ring. Make wireless module 4 be close to the periphery wall setting of light blocking ring, improve wireless signal's transmission efficiency, the wireless module 4 of being convenient for simultaneously draws forth the cable.

In one embodiment, the wireless module 4 and the light barrier 3 are integrally formed by an in-mold molding technique. The processing process is simple and convenient, so that the processing and assembling efficiency of the camera can be improved. Of course, in other embodiments, the light blocking member 3 and the wireless module 4 may be processed separately, and the groove is formed in the light blocking member 3, and finally the wireless module 4 is inserted into the groove of the light blocking member 3.

As shown in fig. 3 to 4, the light blocking member 3 includes a fixing portion 32 and a light blocking portion 33, the fixing portion 32 is fixedly disposed on the periphery of the camera module 1, and the wireless module 4 is disposed on the fixing portion 32; the light shielding portion 33 extends from the fixing portion 32 toward the plastic ball cover and abuts against the inner wall of the plastic ball cover, and an end of the light shielding portion 33 abutting against the plastic ball cover has a light-eliminating groove 34. After being reflected by the plastic ball cover, infrared light emitted by the infrared lamp is continuously reflected on the outer wall, the inner wall and the surface of the light shielding part 33 of the plastic ball cover, and the infrared light reflected to one end, abutted against the plastic ball cover, of the light shielding part 33 is reflected into the extinction groove 34 and then can be absorbed by the extinction groove 34, so that the infrared light entering the camera shooting component 1 is further reduced, stray light bright marks in an image acquired by the camera shooting component 1 are reduced, and the image quality of the camera shooting component 1 is improved. The light-eliminating grooves 34 may be annular grooves or arc-shaped grooves with multiple segments arranged at equal intervals along the light-blocking ring. The opening width and depth of the extinction groove 34 can be set according to the size and specific requirements of the camera. The fixing portion 32 and the light shielding portion 33 may be integrally formed, or may be separately formed and fixedly connected by means of an adhesive, a screw, or the like, as long as the stability and reliability of the light blocking member 3 can be ensured.

In one embodiment, the light shielding portion 33 includes at least two light shielding sheets 331 stacked inside and outside and abutting against the inner wall of the plastic ball cover, and the two adjacent light shielding sheets 331 are spaced apart to form the light-eliminating grooves 34. The two or more than two light-shielding sheets 331 are abutted against the inner wall of the plastic ball cover, so that a plurality of contact surfaces can be formed between the light-shielding part 33 and the plastic ball cover, the sealing performance between the light-shielding part 33 and the plastic ball cover is improved, infrared light entering the camera assembly 1 is further reduced, stray light bright marks in an image acquired by the camera assembly 1 are reduced, and the image quality of the camera assembly 1 is improved. The thickness of each light shield 331, the contact area between each light shield 331 and the plastic dome, and the amount of interference between each light shield 331 and the plastic dome can all be set according to the size and specific needs of the camera. In another embodiment, the light shielding portion 33 includes a light shielding block, and a light extinction groove 34 is formed on one side surface of the light shielding block abutting against the plastic ball cover.

Further, a protruding rib 321 or a groove 322 is convexly arranged on the inner peripheral wall of the fixing portion 32, and an assembly groove capable of being inserted into the protruding rib 321 or a protruding block capable of extending into the groove 322 is arranged at a position of the outer peripheral wall of the camera shooting assembly 1, where the light blocking member 3 is fixed, so as to improve the stability of the fixing portion 32.

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

Claims (10)

1. A camera comprising a camera module (1) and a main board, characterized in that the camera further comprises:

the camera shooting device comprises a shell (2) and a main board, wherein the shell (2) is provided with an installation space (21), the shell (2) comprises a light-transmitting piece (22), the camera shooting component (1) and the main board are arranged in the installation space (21), and the camera shooting component (1) faces the light-transmitting piece (22);

the light blocking piece (3) is positioned in the installation space (21), and the light blocking piece (3) is arranged on the periphery of one end, close to the object side, of the camera shooting assembly (1) and abuts against the inner wall of the light transmitting piece (22); and

the wireless module (4) is arranged on the light blocking piece (3) and is electrically connected with the main board, and the wireless module (4) can transmit signals with the outside through the light transmitting piece (22).

2. The camera according to claim 1, wherein the wireless module (4) is embedded in the light barrier (3), an avoiding opening (31) is formed in an outer side wall of the light barrier (3), and the wireless module (4) penetrates through the cable (5) through the avoiding opening (31) and is electrically connected with the main board.

3. The camera according to claim 1, characterized in that the light barrier (3) is arranged as an annular light barrier which is arranged around the periphery of the camera assembly (1).

4. The camera according to claim 3, characterized in that the wireless module (4) is arranged as an arc concentric with the light barrier.

5. The camera according to claim 4, characterized in that the distance between the wireless module (4) and the inner side wall of the light barrier is larger than the distance between the wireless module (4) and the outer side wall of the light barrier.

6. The camera according to claim 1, characterized in that the wireless module (4) is provided integrally with the flag (3).

7. The camera according to claim 1, wherein the light blocking member (3) includes a fixing portion (32) and a light blocking portion (33), the fixing portion (32) is fixedly disposed at an outer periphery of the image pickup assembly (1), and the wireless module (4) is disposed at the fixing portion (32);

the shading part (33) extends from the fixing part (32) to the light-transmitting part (22) and is abutted against the inner wall of the light-transmitting part (22), and one end of the shading part (33) abutted against the light-transmitting part (22) is provided with a light elimination groove (34).

8. The camera according to claim 7, wherein the light shielding portion (33) includes at least two light shielding sheets (331) stacked inside and outside and abutting against an inner wall of the light-transmitting member (22), and two adjacent light shielding sheets (331) are spaced apart to form the light-attenuating groove (34).

9. The camera according to any of the claims 1 to 8, characterized in that the light-transmitting member (22) is provided as a plastic dome, the housing (2) further comprising a metal base (23), the plastic dome and the metal base (23) enclosing to form the enclosed installation space (21).

10. The camera according to any of claims 1 to 8, characterized in that the light barrier (3) is provided as a silicone element.

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