CN216162786U

CN216162786U - Camera structure

Info

Publication number: CN216162786U
Application number: CN202122264053.2U
Authority: CN
Inventors: 李建成
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Current assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-04-01
Anticipated expiration: 2031-09-17

Abstract

The utility model provides a camera structure. The camera structure comprises a shell, a camera module, a circuit board and a heat insulation piece, wherein the shell is provided with a containing cavity, the heat insulation piece is located in the containing cavity, the containing cavity is separated into a first cavity and a second cavity by the heat insulation piece, the camera module is arranged in the first cavity, and the circuit board is arranged in the second cavity. The camera structure provided by the utility model can reduce the heat transferred from the circuit board to the camera module, thereby reducing the temperature rise of the camera module.

Description

Camera structure

Technical Field

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

Background

The camera is widely used for image monitoring in various places due to the advantages of small volume, light weight, convenient installation and the like.

The existing camera comprises a shell, a camera module, a circuit board and other main components. Wherein, the casing is used for encapsulating circuit board and camera module, and camera module is connected with the circuit board electricity. The circuit board is provided with a plurality of heat dissipation devices such as chips, network ports, transformers and the like, so that the temperature rise is large.

When the camera works, heat on the circuit board can be transferred to the camera module, so that the temperature of the camera module rises.

SUMMERY OF THE UTILITY MODEL

The utility model provides a camera structure which can reduce the heat transferred from a circuit board to a camera module and further reduce the temperature rise of the camera module.

The utility model provides a camera structure which comprises a shell, a camera module, a circuit board and a heat insulation piece, wherein the shell is provided with an accommodating cavity, the heat insulation piece is positioned in the accommodating cavity and divides the accommodating cavity into a first cavity and a second cavity, the camera module is arranged in the first cavity, and the circuit board is arranged in the second cavity.

In a possible embodiment, the camera structure provided by the utility model includes a housing, where the housing includes a first housing and a second housing connected to the first housing, a heat insulating member is located between the first housing and the second housing, a first accommodating groove is formed in the first housing, a second accommodating groove is formed in the second housing, an inner wall of the first accommodating groove and a surface of the heat insulating member facing the first housing together define a first chamber, and an inner wall of the second accommodating groove and a surface of the heat insulating member facing the second housing together define a second chamber.

In a possible implementation manner, the camera structure further includes a supporting plate, the supporting plate is disposed in the second accommodating groove, one end of the supporting plate is connected to the heat insulating member, the circuit board covers the supporting plate, and the circuit board is connected to the supporting plate to conduct heat generated by the circuit board during operation to the second housing.

In a possible embodiment, the present invention provides a camera structure, wherein a projection of the circuit board on the support plate is located in the support plate.

In one possible embodiment, the present invention provides a camera structure, wherein a first heat conducting member is disposed between a supporting plate and a circuit board.

In a possible embodiment of the camera structure provided by the present invention, the thermal insulation member is a plastic thermal insulation member.

In a possible embodiment, the present invention provides a camera structure, wherein an outer sidewall of the first housing is flush with an outer sidewall of the second housing; a gap of 0.4 mm-0.6 mm is formed between the first shell and the second shell; the lateral surface of heat insulating part and the inside wall butt that holds the chamber, and partial lateral surface and the clearance of heat insulating part are relative.

In a possible implementation manner, the camera module provided by the utility model comprises a flexible circuit board, wherein a first access hole is formed in a heat insulation piece; the heat insulation piece is attached to one surface, facing the second shell, of the heat insulation piece, and a second access hole is formed in the heat insulation piece; the flexible circuit board sequentially penetrates through the first access hole and the second access hole and is electrically connected with the circuit board.

In a possible implementation manner, in the camera structure provided by the utility model, the heat insulation cotton is aerogel heat insulation cotton.

In a possible embodiment, the camera structure provided by the utility model has a concave portion on one side of the heat insulation piece facing the camera module, and the camera module is partially located in the concave portion; the surface of depressed part is located the second holding tank, and thermal-insulated cotton subsides are established at the surface of depressed part.

In a possible implementation manner, the camera structure provided by the utility model further includes a lens, the first shell has a first opening and a second opening which are oppositely arranged, the first opening and the second opening are both communicated with the first accommodating groove, the lens covers the first opening, and a lens end of the camera module faces the lens; the heat insulation piece covers on the second opening, and the heat insulation piece is connected with the first shell.

In a possible implementation manner, the camera structure provided by the utility model further comprises a fixed support, wherein the camera module is connected with the inner wall of the first accommodating groove through the fixed support; the flexible circuit board faces the fixing support, and a second heat-conducting piece is arranged between the fixing support and the flexible circuit board.

In a possible implementation manner, the camera structure provided by the utility model further includes at least two positioning assemblies, each positioning assembly includes a positioning column and a positioning sleeve matched with the positioning column, one of the positioning column and the positioning sleeve is located on a surface of the heat insulation piece facing the circuit board, and the other one is located on an inner side wall of the second accommodating groove.

In a possible implementation manner, the camera structure provided by the utility model further includes a bottom shell, the second shell has a mounting hole, the mounting hole is communicated with the second accommodating groove, the bottom shell is located in the second accommodating groove, the supporting plate is located between the circuit board and the bottom shell, and the bottom shell is partially inserted into the mounting hole; the bottom shell is provided with an installation part which is positioned outside the second shell.

The utility model provides a camera structure which comprises a shell, a camera module, a circuit board and a heat insulation piece, wherein the shell is provided with an accommodating cavity, the heat insulation piece is arranged in the accommodating cavity of the shell, and the accommodating cavity is divided into a first cavity and a second cavity which are mutually separated by the heat insulation piece. The first cavity is used for placing the camera module, and the second cavity is used for placing the circuit board. From this, keep apart circuit board and camera module through the heat insulating part, the heat transfer of at utmost reduction circuit board to camera module, and then reduce camera module temperature rise, guarantee the shooting effect of camera module, and can prolong the life of camera module.

Drawings

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

Fig. 1 is a schematic structural diagram of a camera structure provided by the present invention;

fig. 2 is a schematic structural diagram of another angle of the camera structure provided by the present invention;

fig. 3 is an exploded view of a camera structure according to the present invention;

FIG. 4 is a schematic view of the internal structure of FIG. 1;

fig. 5 is a schematic structural diagram of a first housing in the camera structure provided by the present invention;

fig. 6 is a schematic structural diagram of another angle of the first housing in the camera structure according to the present invention;

fig. 7 is a schematic structural diagram of a second housing in the camera structure provided by the present invention;

fig. 8 is a schematic structural diagram of another angle of the second housing in the camera structure according to the present invention;

FIG. 9 is a schematic structural view of a thermal insulation member in a camera structure according to the present invention;

FIG. 10 is a schematic view of another angle of the thermal insulation member in the camera structure according to the present invention;

FIG. 11 is a schematic structural view of a thermal insulation member and a thermal insulation cotton in a camera structure according to the present invention;

fig. 12 is a schematic structural diagram of a circuit board, a supporting plate and a bottom case in the camera structure according to the present invention;

FIG. 13 is an enlarged view taken at A in FIG. 4;

fig. 14 is a schematic structural diagram of a first housing, a camera module, and a fixing bracket in the camera structure according to the present invention;

fig. 15 is a schematic structural diagram of a cover in a camera structure according to the present invention.

Description of the reference numerals

10-a housing;

11-a first housing; 111-a first accommodating groove; 1111-a first connection; 1112-a second connection portion; 112-a first opening; 113-a second opening; 114-a first chamber;

12-a second housing; 121-a second accommodating groove; 1211 — a third connecting portion; 1212-a fifth connection; 122-a third opening; 123-a fourth opening; 124-mounting holes; 125-a second chamber;

13-a bottom shell; 131-a mounting portion;

14-a cover body; 141-a sixth connecting portion;

15-a decorative piece;

16-a lens;

20-a camera module; 21-a flexible circuit board;

30-a circuit board;

40-a thermal insulation; 41-a recess; 42-a fourth connection; 43-first access hole;

50-a support plate;

60-heat insulation cotton;

70-fixing the bracket;

80-a positioning assembly; 81-positioning columns; 82-positioning sleeve.

Detailed Description

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

In the description of the present application, it should be noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, an indirect connection through intervening media, a connection between two elements, or an interaction between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application.

The terms "first," "second," and "third" (if any) in the description and claims of this application and the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein.

Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or maintenance tool that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or maintenance tool.

Cameras are commonly used for image monitoring in various places.

The camera may include a housing, a camera module, a circuit board, and other major components. Wherein, the casing is used for encapsulating circuit board and camera module, plays the effect of support and protection to each part of camera product. The camera module is used for shooting videos and is electrically connected with the circuit board through a signal line. The circuit board is used for processing and transmitting videos shot by the camera module. The circuit board is provided with a plurality of heat dissipation devices such as chips, network ports, transformers and the like, so that the temperature rise is large. And the camera product is small in size and compact in internal structure, so that the camera module is very close to the circuit board. When a camera product works, heat on a circuit board can be transferred to a camera module through two ways of (1) increasing the temperature of internal air continuously, hot air cannot be emitted in time, and the hot air continuously flows to a cold air area to cause the temperature of the area of the camera module to increase; (2) the casing that encloses camera module and circuit board is the metal, and the temperature can pass through the metal conduction to the temperature in the whole casing all can rise. The temperature of the camera module rises, and the shooting effect and the service life of the camera module are influenced.

Based on the above, the utility model provides a camera structure, which is characterized in that the heat insulation piece is arranged in the shell, the temperature of the circuit board and the camera module are isolated by the heat insulation piece, so that the camera module is ensured to work within the self-allowed temperature rise range, the heat transferred to the camera module by the circuit board can be reduced, the temperature rise of the camera module is further reduced, the shooting effect of the camera module is ensured, and the service life of the camera module can be prolonged.

Fig. 1 is a schematic structural diagram of a camera structure provided by the present invention; fig. 2 is a schematic structural diagram of another angle of the camera structure provided by the present invention; fig. 3 is an exploded view of a camera structure according to the present invention; fig. 4 is a schematic view of the internal structure of fig. 1.

As shown in fig. 1 to 4, the camera structure provided by the present invention includes a housing 10, a camera module 20, a circuit board 30 and a heat insulation member 40, wherein the housing 10 has an accommodating cavity, the heat insulation member 40 is located in the accommodating cavity, the accommodating cavity is divided into a first cavity 114 and a second cavity 125 by the heat insulation member 40, the camera module 20 is disposed in the first cavity 114, and the circuit board 30 is disposed in the second cavity 125.

In order to facilitate heat dissipation of the camera structure, the housing 10 is made of a metal material, and in order to take account of cost and weight, the housing 10 may be an aluminum housing.

Camera module 20 is the core effect part of camera structure, and camera module 20 is used for shooing the video. The camera module 20 has temperature sensitive devices such as optical fibers and sensors, so that the camera module 20 is sensitive to the working temperature. When the temperature rise is high (for example, when the temperature rise exceeds 25 ℃), the shooting effect and the service life of the camera module 20 are affected.

The circuit board 30 is used for processing the video shot by the camera module 20 and transmitting the processed video. The circuit board 30 has many heat dissipation devices such as chips, ports, transformers, etc. The temperature rise of the circuit board 30 is high during operation, while the temperature rise allowed by the circuit board 30 itself is 60 ℃.

In order to avoid the temperature of the circuit board 30 from affecting the camera module 20, in the present embodiment, the heat insulator 40 is provided in the accommodating cavity of the housing 10, and the accommodating cavity is divided into the first chamber 114 and the second chamber 125 which are separated from each other by the heat insulator 40. The first chamber 114 is used for placing the camera module 20, and the second chamber 125 is used for placing the circuit board 30. From this, keep apart circuit board 30 and camera module 20 through heat insulating part 40, the heat transfer of at utmost reduction circuit board 30 to camera module 20, and then reduce camera module 20 temperature rise, guarantee camera module 20's the shooting effect, and can prolong camera module 20's life.

Fig. 5 is a schematic structural diagram of a first housing in the camera structure provided by the present invention; fig. 6 is a schematic structural diagram of another angle of the first housing in the camera structure according to the present invention; fig. 7 is a schematic structural diagram of a second housing in the camera structure provided by the present invention; fig. 8 is a schematic structural diagram of another angle of the second housing in the camera structure according to the present invention.

Referring to fig. 1 and 3 to 8, the housing 10 includes a first housing 11 and a second housing 12 connected to the first housing 11, the heat insulating member 40 is located between the first housing 11 and the second housing 12, a first receiving groove 111 is formed in the first housing 11, a second receiving groove 121 is formed in the second housing 12, an inner wall of the first receiving groove 111 and a surface of the heat insulating member 40 facing the first housing 11 together define a first chamber 114, and an inner wall of the second receiving groove 121 and a surface of the heat insulating member 40 facing the second housing 12 together define a second chamber 125.

In the present embodiment, in order to facilitate mounting of the camera module 20 and the circuit board 30, the housing 10 may include a first housing 11 and a second housing 12. The heat insulator 40 is located between the first casing 11 and the second casing 12, and separates the first casing 11 from the second casing 12. Specifically, the heat insulating member 40 may be detachably connected to the first housing 11 by using a snap fit or a screw connection, and the heat insulating member 40 may also be detachably connected to the second housing 12 by using a snap fit or a screw connection.

Specifically, the first housing 11 has a first receiving groove 111 therein, an inner wall of the first receiving groove 111 and a surface of the thermal insulation element 40 facing the first housing 11 together define a first chamber 114, the second housing 12 has a second receiving groove 121 therein, and an inner wall of the second receiving groove 121 and a surface of the thermal insulation element 40 facing the second housing 12 together define a second chamber 125.

In addition, in order to connect the first housing 11 and the second housing 12, the camera structure further includes at least two first connecting members. Specifically, the first receiving groove 111 has at least two first connection portions 1111 therein, the second receiving groove 121 has at least two third connection portions 1211 therein, the first connection portions 1111 and the third connection portions 1211 are disposed in a one-to-one correspondence, and the first connection portions 1111 and the third connection portions 1211 are connected by a first connection member. The first connection member may be a screw, the first connection portion 1111 may be a screw post, and the first connection portion 1111 may be a sleeve, and the screw is inserted into the screw post through the sleeve and connected to a screw hole in the screw post to connect the first housing 11 and the second housing 12.

FIG. 9 is a schematic structural view of a thermal insulation member in a camera structure according to the present invention; FIG. 10 is a schematic view of another angle of the thermal insulation member in the camera structure according to the present invention; FIG. 11 is a schematic structural view of a thermal insulation member and a thermal insulation cotton in a camera structure according to the present invention; fig. 12 is a schematic structural diagram of a circuit board, a supporting plate and a bottom case in the camera structure provided by the utility model.

Referring to fig. 3, 4, and 7 to 12, the camera structure further includes a supporting plate 50, the supporting plate 50 is disposed in the second receiving groove 121, one end of the supporting plate 50 is connected to the heat insulating member 40, the circuit board 30 covers the supporting plate 50, and the circuit board 30 is connected to the supporting plate 50 to conduct heat generated by the circuit board 30 during operation to the second housing 12.

In the present embodiment, the supporting plate 50 is used to support the circuit board 30 and conduct heat generated when the circuit board 30 operates to the second housing 12. To facilitate heat conduction, the support plate 50 may use the same metal material as the case 10.

In a specific implementation, the circuit board 30 is covered on the supporting plate 50, and the circuit board 30 is connected to the supporting plate 50 through a connector such as a screw or a rivet; alternatively, the circuit board 30 is snapped to the support plate 50. In addition, the supporting plate 50 is detachably connected to the heat insulating member 40 at an end close to the first housing 11 by a snap or screw connection.

With continued reference to fig. 4 and 12, the projection of the circuit board 30 on the support plate 50 is located within the support plate 50. In order to conduct as much heat as possible generated by the circuit board 30 during operation to the second housing 12 through the support plate 50, the size of the support plate 50 is as largest as possible while meeting the overall size design requirements of the camera structure, i.e., the area of the support plate 50 is at least larger than the area of the circuit board 30.

In the present embodiment, the supporting plate 50 and the circuit board 30 have a first heat-conducting member therebetween. Heat generated during operation of the circuit board 30 is conducted to the second housing 12 through the first heat-conducting member. The first heat conducting part can be made of heat conducting silica gel, the heat conducting effect of the heat conducting silica gel is far superior to that of air, and the cost of the heat conducting silica gel is relatively low.

In one embodiment, the thermal insulator 40 is a plastic thermal insulator. The plastic material has a good heat insulation effect and is easy to process, and is suitable for the complex structure of the camera module 20.

Fig. 13 is an enlarged view of a portion a in fig. 4. Referring to fig. 4 and 13, the outer side wall of the first housing 11 is flush with the outer side wall of the second housing 12; a gap of 0.4 mm-0.6 mm is formed between the first shell 11 and the second shell 12; the outer side surface of the heat insulator 40 abuts against the inner side wall of the housing chamber, and part of the outer side surface of the heat insulator 40 faces the gap.

When realizing good heat insulation effect, still need to guarantee the aesthetic property of camera structure's outward appearance. Therefore, in the present embodiment, the outer side wall of the first housing 11 is kept flush with the outer side wall of the second housing 12. In addition, in order to avoid a distinct difference in appearance level, a gap is left between the first housing 11 and the second housing 12, the width of the gap is D1, and D1 may be 0.4mm to 0.6 mm. In addition, the gap can prevent heat from being conducted from the second housing 12 to the first housing 11, thereby affecting the temperature of the camera module 20.

Specifically, the outer side of the thermal shield 40 abuts both the inner side wall of the first chamber 114 and the inner side wall of the second chamber 125. Specifically, the heat insulator 40 is positioned at a position between the first chamber 114 and the second chamber 125, and at the gap between the first casing 11 and the second casing 12, the heat insulator 40 is opposed to the gap. Thereby, the best heat insulating effect of the heat insulating material 40 can be ensured.

Fig. 14 is a schematic structural diagram of a first housing, a camera module, and a fixing bracket in a camera structure according to the present invention. Referring to fig. 9 to 11 and 14, the camera module 20 includes a flexible circuit board 21, and the heat insulator 40 has a first access hole 43; the camera structure further comprises a heat insulation cotton 60, the heat insulation cotton 60 is attached to one surface of the heat insulation piece 40 facing the second shell 12, and the heat insulation cotton 60 is provided with a second access hole (not shown); the flexible circuit board 21 is sequentially inserted into the first access hole 43 and the second access hole and electrically connected to the circuit board 30.

Specifically, the flexible circuit board 21 on the camera module 20 is used for electrically connecting with the circuit board 30 to transmit a video signal, so that a first access hole 43 is provided on the heat insulator 40, and the flexible circuit board 21 enters the second housing 12 through the first access hole 43 to be electrically connected with the circuit board 30.

In addition, the plastic material used for the heat insulation element 40 has a certain thermal conductivity, so that the heat insulation cotton 60 is attached to the heat insulation element 40, and the heat insulation cotton 60 can compensate the heat insulation effect of the heat insulation element 40. The insulation wool 60 is attached to the side of the insulation 40 facing the second casing 12. In addition, a second access hole is provided on the heat insulating cotton 60 for the flexible circuit board 21 to pass through. Specifically, the flexible circuit board 21 passes through the first access hole 43 of the heat insulator 40 and the second access hole of the heat insulating cotton 60 in sequence to be electrically connected to the circuit board 30.

In the present embodiment, the thermal insulation wool 60 may be aerogel thermal insulation wool. The nano-porous structure of the aerogel heat insulation cotton enables the aerogel heat insulation cotton to have good heat insulation performance.

With continued reference to fig. 4, 9 to 11, a surface of the heat insulation member 40 facing the camera module 20 has a recessed portion 41, and the camera module 20 is partially located in the recessed portion 41; the outer surface of the recess 41 is located in the second receiving groove 121, and the heat insulation wool 60 is attached to the outer surface of the recess 41.

In the present embodiment, a recess 41 is provided on the heat insulator 40 toward one face of the camera module 20 to accommodate a part of the camera module 20. Thus, the camera structure is compact.

Specifically, the outer surface of the recess 41 is located in the second receiving groove 121. In this embodiment, the thermal insulation wool 60 is attached to the outer surface of the recess 41, but in other embodiments, the thermal insulation wool 60 may also be attached to other portions of the thermal insulation member 40. The position where the heat insulation cotton 60 is attached can be selected according to the actual temperature rise of the camera module 20 and the difficulty degree of operation.

As shown in fig. 3 to 6 and fig. 9 to 11, the housing 10 further includes a lens 16, the first housing 11 has a first opening 112 and a second opening 113 disposed oppositely, the first opening 112 and the second opening 113 are both communicated with the first receiving groove 111, the lens 16 covers the first opening 112, and a lens end of the camera module 20 faces the lens 16; the heat insulator 40 covers the second opening 113, and the heat insulator 40 is connected to the first housing 11.

Specifically, the lens 16 is made of PMMA (acrylic), PC, PET, or the like, and is used to protect the lens of the camera module 20, and in addition, the lens 16 should have high light transmittance so as to facilitate the transmission of light to the lens. A first opening 112 is provided in the first housing 11 for receiving the lens 16, the first opening 112 is sized to match the lens 16, and the lens 16 covers the first opening 112. The second opening 113 is disposed on the first housing 11, the second opening 113 is disposed opposite to the first opening 112, and both the first opening 112 and the second opening 113 are communicated with the first receiving groove 111.

The heat insulating member 40 covers the second opening 113 to separate the second receiving groove 121 from the first receiving groove 111. In order to connect the heat insulation member 40 to the first housing 11, the camera head structure further includes at least two second connection members, at least two second connection portions 1112 are further disposed in the first receiving groove 111, at least two fourth connection portions 42 are disposed on the heat insulation member 40, and the second connection portions 1112 and the fourth connection portions 42 are disposed in a one-to-one correspondence and connected by the second connection members. The second connection member may be a screw, the second connection portion 1112 may be a screw post, and the fourth connection portion 42 may be a through hole, and the screw is inserted into the screw post through the sleeve and connected with a threaded hole in the screw post to connect the first housing 11 and the heat insulating member 40.

As shown in fig. 14, in the present embodiment, the camera structure further includes a fixing bracket 70, and the camera module 20 is connected to the inner wall of the first receiving groove 111 through the fixing bracket 70; the flexible circuit board 21 faces the fixing bracket 70, and a second heat conduction member (not shown) is disposed between the fixing bracket 70 and the flexible circuit board 21.

In the present embodiment, the fixing bracket 70 is used for connecting the camera module 20 into the first receiving groove 111 to transfer heat generated by the camera module 20 during operation to the first housing 11. The flexible circuit board 21 of the camera module 20 faces the fixing bracket 70, and in order to realize better heat conduction between the camera module 20 and the fixing bracket 70, a second heat-conducting member is disposed between the fixing bracket 70 and the flexible circuit board 21. The second heat conducting member may be a heat conducting silicone grease.

As shown in fig. 8, fig. 10 and fig. 11, the camera structure further includes at least two positioning assemblies 80, each positioning assembly 80 includes a positioning column 81 and a positioning sleeve 82 matching with the positioning column 81, one of the positioning column 81 and the positioning sleeve 82 is located on a surface of the heat insulating member 40 facing the circuit board 30, and the other one is located on an inner side wall of the second receiving groove 121.

In particular implementation, in order to facilitate positioning of the first housing 11 and the second housing 12 at the time of assembly, alignment of the first housing 11 and the second housing 12 is ensured to avoid a noticeable difference in appearance level. At least two positioning assemblies 80 are also provided in the camera structure. In this embodiment, the positioning assembly 80 includes a positioning post 81 and a positioning sleeve 82 matched with the positioning post 81, the positioning post 81 is located on one surface of the heat insulation member 40 facing the circuit board 30, the positioning sleeve 82 is located on the inner side wall of the second receiving groove 121, and the positioning post 81 and the positioning sleeve 82 can be arranged oppositely. The positioning of the first housing 11 and the second housing 12 during assembly may also be achieved in other ways known to those skilled in the art and will not be described in further detail herein.

With continued reference to fig. 3, 4, 7, 8, and 12, the housing 10 further includes a bottom case 13, the second housing 12 has a mounting hole 124, the mounting hole 124 is communicated with the second receiving groove 121, the bottom case 13 is located in the second receiving groove 121, the supporting plate 50 is located between the circuit board 30 and the bottom case 13, and a portion of the bottom case 13 is inserted into the mounting hole 124; the bottom case 13 has a mounting portion 131, and the mounting portion 131 is located outside the second case 12.

In the present embodiment, the bottom case 13 serves as a mounting portion of the camera structure, and the mounting portion 131 of the bottom case 13 is used for connecting with a mounting surface (e.g., a wall surface), so as to mount the camera structure. A bearing may be provided at a position where the bottom case 13 contacts the second receiving groove 121, or a bearing may be provided at a position where the bottom case 13 contacts the mounting hole 124, so that the camera structure may be rotated to adjust a mounting angle of the camera structure.

Fig. 15 is a schematic structural diagram of a cover in a camera structure according to the present invention. Referring to fig. 3, 4 and 15, the housing 10 further includes a cover 14, and the cover 14 is used to close the second housing 12. A plurality of openings corresponding to the network ports and the like on the circuit board 30 are reserved in the cover 14 to electrically connect the circuit board 30 with external components.

Specifically, the second housing 12 has a third opening 122 and a fourth opening 123 disposed oppositely, both the third opening 122 and the fourth opening 123 are communicated with the second accommodating groove 121, the third opening 122 faces the heat insulating member 40, and the cover 14 covers the fourth opening 123.

In order to connect the cover 14 to the second housing 12, the camera structure further includes at least two third connecting members, at least two fifth connecting portions 1212 are disposed in the second accommodating groove 121, at least two sixth connecting portions 141 are disposed on the cover 14, and the fifth connecting portions 1212 and the sixth connecting portions 141 are disposed in a one-to-one correspondence manner and connected by the third connecting members. The connection manner of the cover 14 and the second housing 12 may be the same as the connection manner of the first housing 11 and the heat insulating member 40, or the connection manner of the first housing 11 and the second housing 12, which is specifically referred to the above description, and is not repeated herein.

As shown in fig. 2 and fig. 3, the housing 10 further includes a decorative member 15, the decorative member 15 covers a surface of the cover 14 facing away from the second housing 12, and the decorative member 15 is used for covering the third connecting member. The garnish 15 is also provided with a plurality of openings corresponding to the net openings or the like on the circuit board 30.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a camera structure, its characterized in that, includes casing, camera module, circuit board and heat insulating part, the casing has and holds the chamber, the heat insulating part is located hold the intracavity, just the heat insulating part will hold the chamber and separate for first cavity and second cavity, the camera module sets up in the first cavity, the circuit board sets up in the second cavity.

2. The camera structure according to claim 1, wherein the housing includes a first housing and a second housing connected to the first housing, the thermal insulator is located between the first housing and the second housing, a first receiving groove is provided in the first housing, a second receiving groove is provided in the second housing, an inner wall of the first receiving groove and a surface of the thermal insulator facing the first housing together define the first chamber, and an inner wall of the second receiving groove and a surface of the thermal insulator facing the second housing together define the second chamber.

3. The camera structure of claim 2, further comprising a supporting plate disposed in the second receiving groove, wherein one end of the supporting plate is connected to the heat insulating member, the circuit board covers the supporting plate, and the circuit board is connected to the supporting plate to conduct heat generated by the circuit board during operation to the second housing.

4. The camera structure of claim 3, wherein a projection of the circuit board on the support plate is located within the support plate.

5. The camera structure of claim 3, wherein a first thermal conductor member is disposed between the support plate and the circuit board.

6. The camera structure of claim 2, wherein the thermal insulation member is a plastic thermal insulation member.

7. The camera structure of claim 2, wherein an outer sidewall of the first housing is flush with an outer sidewall of the second housing;

a gap of 0.4-0.6 mm is formed between the first shell and the second shell;

the outer side face of the heat insulation piece is abutted to the inner side wall of the containing cavity, and part of the outer side face of the heat insulation piece is opposite to the gap.

8. The camera structure of any one of claims 2 to 7, wherein the camera module comprises a flexible circuit board, and the heat insulator has a first access hole;

the heat insulation piece is attached to one surface, facing the second shell, of the heat insulation piece, and a second access hole is formed in the heat insulation piece;

the flexible circuit board sequentially penetrates through the first access hole and the second access hole and is electrically connected with the circuit board.

9. The camera structure of claim 8, wherein the insulation wool is aerogel insulation wool.

10. The camera structure of claim 8, wherein a side of the thermal shield facing the camera module has a recess, the camera module being partially located in the recess;

the surface of depressed part is located in the second holding tank, thermal-insulated cotton subsides are established the surface of depressed part.

11. The camera structure according to claim 8, further comprising a lens, wherein the first housing has a first opening and a second opening opposite to each other, the first opening and the second opening are both communicated with the first receiving groove, the lens covers the first opening, and a lens end of the camera module faces the lens;

the heat insulation piece covers the second opening, and the heat insulation piece is connected with the first shell.

12. The camera structure of claim 11, further comprising a fixing bracket, wherein the camera module is connected to the inner wall of the first receiving groove through the fixing bracket;

the flexible circuit board faces the fixing support, and a second heat conducting piece is arranged between the fixing support and the flexible circuit board.

13. The camera structure of any one of claims 2 to 7, further comprising at least two positioning assemblies, wherein the positioning assemblies comprise positioning posts and positioning sleeves matched with the positioning posts, one of the positioning posts and the positioning sleeves is located on a surface of the heat insulation member facing the circuit board, and the other one is located on an inner side wall of the second accommodating groove.

14. The camera structure of any one of claims 3 to 5, wherein the housing further comprises a bottom shell, the second housing has a mounting hole thereon, the mounting hole communicates with the second receiving groove, the bottom shell is located in the second receiving groove, the support plate is located between the circuit board and the bottom shell, and the bottom shell is partially inserted into the mounting hole;

the drain pan has the installation department on, the installation department is located outside the second casing.