A security camera

Abstract

The application relates to the technical field of electronic equipment, and discloses a security camera, which comprises a shell with an installation cavity defined inside, a lens, a support, a mainboard, a heat dissipation piece, a heat conduction piece and a power board arranged in the installation cavity, the lens and the mainboard are connected to the front side and the back side of the support respectively, the heat dissipation piece is annularly sleeved at the outer periphery of the support and is connected with the shell, a plurality of mounting parts are arranged on the heat dissipation piece, the heat conduction piece is detachably connected to any one of the mounting parts, when the mainboard is replaced and the positions of the interfaces and the chips on the mainboard are changed, the wires can freely pass through the heat dissipation piece and be connected with the interfaces on the mainboard, a plurality of mounting parts are arranged on the heat dissipation piece, the heat conduction piece is detachably connected to any one of the mounting parts, and after the mainboard is replaced, the connecting positions between the heat conduction piece and the heat dissipation piece only need to be adjusted, so that the chips can be cooled, the heat dissipation piece does not need to be redesigned and die-cut after the mainboard is replaced, and the product development cycle is greatly shortened.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electronic equipment, in particular to a security camera. BACKGROUND

[0002] With the development of society, security problems are paid more and more attention from various fields, and through the arrangement of cameras to record the scene, the occurrence process can be well restored, and the tracking investigation can be assisted, so the security camera has developed rapidly, and various structures of security cameras have appeared.

[0003] The existing security camera shell on the market mainly includes a mainboard, an aluminum heat sink, a power board and an infrared lamp plate. The mainboard is fixedly installed on one side of the aluminum heat sink through a copper column and screws. The power board is fixedly installed on the other side of the aluminum heat sink through screws. The mainboard is provided with a main control chip and an interface. A wire hole is formed on the aluminum heat sink corresponding to the position of the interface on the mainboard, and a wire is arranged in the wire hole.

[0004] However, there are many types of mainboards on the market of the security industry at present, especially the positions of the chips and the interfaces on the mainboards are various. When the security camera manufacturers change the mainboards, the positions of the chips and the interfaces on the mainboards change. The original aluminum heat sink cannot be used due to the different positions of the wire holes. In order to meet the compatibility of the assembly between different mainboards, aluminum heat sinks and power boards and take into account the heat dissipation, the aluminum heat sink needs to be redesigned and molded every time a mainboard is replaced, which causes a long research and development cycle of the whole product, high production cost and low production efficiency. SUMMARY

[0005] The purpose of the present application is to provide a security camera with strong universality, short research and development cycle, reduced mold investment cost and high assembly efficiency.

[0006] In order to achieve the above purpose, the present application provides a security camera, which comprises a shell with an installation cavity defined therein. The installation cavity is provided with a lens, a support, a mainboard, a heat dissipation member, a heat conduction member and a power board. The lens and the mainboard are connected to the front side and the rear side of the support respectively. The heat dissipation member is annularly sleeved on the outer periphery of the support, and the heat dissipation member is connected to the shell. A plurality of installation portions are arranged on the heat dissipation member. The heat conduction member is detachably connected to any one of the installation portions.

[0007] As a preferred scheme, the mainboard is provided with a chip, and the heat conduction member is arranged on the rear side of the chip.

[0008] As a preferred scheme, a heat conduction silica gel pad is arranged between the heat conduction member and the chip.

[0009] As a preferred scheme, the installation portion is a protruding portion arranged on the outer surface of the heat dissipation member.

[0010] The heat-conducting piece is provided with a first groove matched with the contour of the rear end of the heat-dissipating piece and a second groove matched with the protruding part, the heat-conducting piece is clamped on the rear end of the heat-dissipating piece through the first groove, and the protruding part is clamped in the second groove.

[0011] As a preferred solution, the heat-conducting piece comprises a connecting part and a heat-conducting part connected in sequence, the heat-conducting piece is connected with the heat-dissipating piece through the connecting part, and the heat-conducting part is provided with a plurality of heat-dissipating grooves.

[0012] As a preferred solution, the mounting cavity is further provided with an infrared lamp plate, the infrared lamp plate is located at the rear side of the lens, a hole is formed in the middle of the infrared lamp plate, and the rear end of the lens is connected with the main plate through the hole.

[0013] As a preferred solution, the front end of the bracket extends forward to form a plurality of first clamping claws, the front end of the first clamping claw is bent inward or outward to form a first clamping part, and the bracket is clamped with the outer edge of the infrared lamp plate through the first clamping part.

[0014] As a preferred solution, the rear end of the bracket extends backward to form a plurality of second clamping claws, the rear end of the second clamping claw is bent inward or outward to form a second clamping part, and the bracket is clamped with the outer edge of the main plate through the second clamping part.

[0015] As a preferred solution, the rear end of the bracket further extends backward to form a plurality of third clamping claws, the rear end of the third clamping claw is bent inward or outward to form a third clamping part, and the bracket is clamped with the rear end of the heat-dissipating piece through the third clamping part.

[0016] As a preferred solution, the camera housing comprises a front shell and a rear shell, the front shell is clamped with the rear shell to define the mounting cavity.

[0017] As a preferred solution, the security camera further comprises a mounting support connected with the rear end of the rear shell.

[0018] Compared with the prior art, the security camera of the embodiment of the present application has the following beneficial effects:

[0019] The security camera of the embodiment of the present application, the heat dissipation member is annular, a plurality of mounting portions are arranged on the heat dissipation member, the heat conduction member is detachably connected to any one of the mounting portions, no threading hole needs to be arranged on the heat dissipation member, when the main board is replaced and the positions of the interfaces and the chips on the main board are changed, the wires can still be freely threaded through the heat dissipation member and connected with the interfaces on the main board, after the main board is replaced, the connection position between the heat conduction member and the heat dissipation member can be flexibly adjusted, and the heat dissipation for the chips on the main board is not affected, therefore, the heat dissipation member does not need to be redesigned and molded, the product development cycle is greatly shortened, the product production cost is reduced, and the product production efficiency is greatly improved.

[0020] Further, the heat conduction silica gel pad is arranged between the heat conduction member and the chip on the main board, two end surfaces of the heat conduction silica gel pad are respectively in contact with the heat conduction member and the chip; the heat generated by the chip is transmitted to the heat conduction member through the heat conduction silica gel pad, the heat conduction member transmits the heat to the heat dissipation member, and the heat is then conducted to the shell by the heat dissipation member, thereby achieving good heat dissipation effect and being beneficial to prolonging the service life of the camera. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a whole structure schematic diagram of a security camera according to the embodiment of the present application;

[0022] Figure 2 is a structure schematic diagram of a heat dissipation member in a security camera according to the embodiment of the present application;

[0023] Figure 3 is a structure schematic diagram of a heat conduction member in a security camera according to the embodiment of the present application Figure 1 ;

[0024] Figure 4 is a structure schematic diagram of a heat conduction member in a security camera according to the embodiment of the present application Figure 2 ;

[0025] Figure 5 is a structure schematic diagram of a support in a security camera according to the embodiment of the present application;

[0026] Figure 6 is an assembly schematic diagram of an infrared lamp plate, a support, a main board, a heat dissipation member and a heat conduction member in a security camera according to the embodiment of the present application;

[0027] Figure 7 is a whole structure schematic diagram of a security camera according to the embodiment of the present application.

[0028] In the figure, 1, shell; 11, front shell; 12, rear shell; 2, lens; 3, support; 31, first clamping jaw; 311, first clamping part; 32, second clamping jaw; 321, second clamping part; 33, third clamping jaw; 331, third clamping part; 4, mainboard; 41, chip; 5, heat dissipation piece; 51, mounting part; 52, protruding part; 53, second through hole; 6, heat conduction piece; 61, connecting part; 611, first groove; 612, second groove; 613, first through hole; 62, heat conduction part; 621, heat dissipation groove; 7, power board; 8, infrared lamp board; 9, mounting support. DETAILED DESCRIPTION

[0029] The specific embodiments of the present application will be further described in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present application, but not to limit the scope of the present application.

[0030] In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "front", "back", and the like used in the present application indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. It should be understood that the terms "first", "second", and the like are used in the present application to describe various information, but these information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, the "first" information can also be referred to as "second" information, and similarly, the "second" information can also be referred to as "first" information without departing from the scope of the present application.

[0031] As Figure 1 A security camera according to a preferred embodiment of the present application is shown in FIG. 7, which comprises a shell 1 having an installation cavity defined therein, and a lens 2, a support 3, a mainboard 4, a heat dissipation piece 5, a heat conduction piece 6, and a power board 7 arranged in the installation cavity. The lens 2 and the mainboard 4 are connected to the front side and the rear side of the support 3, respectively. The heat dissipation piece 5 is annularly sleeved on the outer periphery of the support 3, and is connected to the shell 1. The heat dissipation piece 5 is provided with a plurality of mounting parts 51. The heat conduction piece 6 is detachably connected to any one of the mounting parts 51.

[0032] Based on the above technical scheme, the security camera provided in the embodiment includes a shell 1 having an installation cavity defined therein, a lens 2, a support 3, a mainboard 4, a heat dissipation member 5, a heat conduction member 6 and a power board 7 are arranged in the installation cavity, the heat dissipation member 5 is annular, a plurality of installation portions 51 are arranged on the heat dissipation member 5, the heat conduction member 6 is detachably connected to any one of the installation portions 51, the heat dissipation member 5 is annular, when the mainboard 4 is replaced and the positions of the interface 42 and the chip 41 on the mainboard 4 are changed, the wires can still freely pass through the heat dissipation member 5 and be connected to the interface 42 on the mainboard 4, the heat dissipation member 5 is provided with a plurality of installation portions 51, the heat conduction member 6 is detachably connected to any one of the installation portions 51, after the mainboard 4 is replaced, the connection position between the heat conduction member 6 and the heat dissipation member 5 only needs to be adjusted, and the heat dissipation for the chip 41 can be realized, so that the heat dissipation member 5 does not need to be redesigned and molded after the mainboard 4 is replaced, and the research and development cycle of the product is greatly shortened.

[0033] Preferably, the mainboard 4 is provided with a chip 41, and the heat conduction member 6 is correspondingly arranged at the back side of the chip 41, and the heat conduction member 6 is used for dissipating heat for the chip 41.

[0034] Preferably, in order to achieve better heat dissipation effect, a heat conduction silica gel pad is arranged between the heat conduction member 6 and the chip 41.

[0035] Preferably, in order to facilitate processing and assembly, the installation portion 51 is a protruding portion 52 arranged on the outer surface of the heat dissipation member 5; a first recess 611 matched with the contour of the rear end of the heat dissipation member 5 and a second recess 612 matched with the protruding portion 52 are arranged on the heat conduction member 6, the heat conduction member 6 is clamped at the rear end of the heat dissipation member 5 through the first recess 611, and the protruding portion 52 is clamped with the second recess 612, and the installation and dismounting of the heat conduction member 6 is extremely convenient.

[0036] Preferably, the heat conduction member 6 includes a connecting portion 61 and a heat conduction portion 62 connected in sequence, the heat conduction member 6 is connected with the heat dissipation member 5 through the connecting portion 61, a plurality of heat dissipation grooves 621 are arranged on the heat conduction portion 62, the heat conduction member 6 is used for dissipating heat and transferring the heat generated by the chip 41 to the heat dissipation member 5, and the arrangement of the heat dissipation grooves 621 on the heat conduction portion 62 is beneficial to heat dissipation of the heat conduction member 6.

[0037] Illustratively, the power board 7 is located at the back side of the heat conduction member 6, in order to ensure the firmness of the connection of the power board 7 with the heat conduction member 6 and the heat dissipation member 5, a connecting hole is arranged on the power board 7, a first through hole 613 is arranged on the connecting portion 61 of the heat conduction member 6, the first through hole 613 is communicated with the second recess 612, a second through hole 53 is arranged on the inner surface of the heat dissipation member 5 and corresponds to the protruding portion 52, and the power board 7, the heat conduction member 6 and the heat dissipation member 5 are connected through a screw penetrating the connecting hole, the first through hole 613 and the second through hole 53.

[0038] Preferably, in order to enable the security camera to continue monitoring at night without lighting, an infrared light board 8 is also provided in the mounting cavity. The infrared light board 8 is located behind the lens 2, and a hole is opened in the middle of the infrared light board 8. The rear end of the lens 2 passes through the hole and is connected to the main board 4.

[0039] Preferably, the front end of the bracket 3 extends forward to form a plurality of first claws 31, and the front end of the first claws 31 bends inward to form a first clamping part 311. The bracket 3 engages with the outer edge of the infrared lamp plate 8 through the first clamping part 311.

[0040] Preferably, the rear end of the bracket 3 extends rearward to form a plurality of second claws 32, and the rear end of the second claws 32 bends inward to form a second clamping part 321. The bracket 3 engages with the outer edge of the motherboard 4 through the second clamping part 321.

[0041] Preferably, the rear end of the bracket 3 extends rearward to form a plurality of third claws 33, and the rear end of the third claws 33 bends outward to form a third clamping part 331. The bracket 3 engages with the rear end of the heat sink 5 through the third clamping part 331.

[0042] In this embodiment of the invention, the infrared lamp board 8, main board 4 and heat sink 5 inside the security camera mounting cavity are all snapped together with the bracket 3. The heat conduction component 6 and the heat sink 5 are also snapped together. Fewer copper pillars and screws are used in the installation process, making the assembly process simpler and more convenient.

[0043] Preferably, for ease of installation and disassembly, the camera housing 1 includes a front housing 11 and a rear housing 12, with the front housing 11 and the rear housing 12 engaging to define a mounting cavity.

[0044] Preferably, for ease of use, the security camera also includes a mounting bracket 9, which is connected to the rear end of the rear housing 12.

[0045] Preferably, in this embodiment, both the heat sink 5 and the camera housing 1 are made of aluminum alloy, which has a good heat dissipation effect.

[0046] The assembly process of the security camera of this invention is as follows:

[0047] Step 1: Connect the motherboard 4 to the rear end of the bracket 3 using the second claw 32 of the bracket 3;

[0048] Step 2: The infrared lamp plate 8 is snapped onto the front end of the bracket 3 using the first claw 31 of the bracket 3; Step 3: The heat sink 5 is fitted onto the outer periphery of the bracket 3 and the heat sink 5 is snapped into place by the third claw 33 of the bracket 3 to prevent the heat sink 5 from separating from the bracket 3.

[0049] Step 3: Based on the position of chip 41 on motherboard 4, attach heat-conducting component 6 to the mounting part 51 on heat sink 5, so that the heat-conducting part 62 of heat-conducting component 6 is positioned opposite to chip 41.

[0050] Step 4: Place a thermally conductive silicone pad between the thermally conductive component 6 and the chip 41 on the motherboard 4;

[0051] Step 5: Place the power board 7 at the rear end of the heat-conducting component 6, align the connecting hole on the power board 7 with the first through hole 613 on the heat-conducting component 6 and the second through hole 53 on the heat sink 5, and connect the power board 7, the heat-conducting component 6 and the heat sink 5 together by passing screws through the connecting hole, the first through hole 613 and the second through hole 53.

[0052] Step 6: Install lens 2 on the front end of infrared lamp board 8. The assembly formed by connecting lens 2, infrared lamp board 8, bracket 3, main board 4, heat sink 5, heat conduction component 6 and power board 7 is called component A.

[0053] Step 7: Install component A from the previous step into the front housing 11 of the camera;

[0054] Step 8: Connect the front housing 11 and the rear housing 12 of the camera;

[0055] Step 9: Connect the mounting bracket 9 to the rear end of the rear shell 12 to complete the camera assembly.

[0056] In summary, this embodiment of the invention provides a security camera whose heat sink 5 is ring-shaped. When the motherboard 4 is replaced and the positions of the interfaces and chips 41 on the motherboard 4 change, the wires can still freely pass through the heat sink 5 and connect to the interfaces on the motherboard 4. Therefore, after replacing the motherboard 4, there is no need to redesign and re-mold the heat sink 5, which greatly shortens the product development cycle. A thermal conductive silicone pad is set between the heat-conducting component 6 and the chip 41 on the motherboard 4. The heat generated by the chip 41 is transferred to the heat-conducting component 6 through the thermal conductive silicone pad, and then transferred to the heat sink 5 by the heat sink 5, and then conducted to the housing 1 for heat dissipation, thereby achieving a good heat dissipation effect, which is beneficial to extending the service life of the camera. The infrared light board 8, the motherboard 4, and the heat sink 5 are all snap-fitted to the bracket 3. The heat-conducting component 6 and the heat sink 5 are also snap-fitted together. Fewer copper pillars and screws are used in the installation process, making the assembly process simpler and more convenient.

[0057] The above description is only a preferred embodiment of the present invention. It should be noted that for those skilled in the art, several improvements and substitutions can be made without departing from the technical principles of the present invention, and these improvements and substitutions should also be considered within the scope of protection of the present invention.

Claims

1. A security camera, characterized in that, The device includes a housing with an internally defined mounting cavity. The mounting cavity contains a lens, a bracket, a motherboard, a heat sink, a heat conduction component, and a power board. The lens and the motherboard are respectively connected to the front and rear sides of the bracket. The heat sink is annularly sleeved on the outer periphery of the bracket and is connected to the housing. The heat sink has several mounting parts, and the heat conduction component is detachably connected to any one of the mounting parts. The motherboard has a chip, and the heat-conducting component is disposed on the rear side of the chip. A thermally conductive silicone pad is provided between the thermally conductive component and the chip; The mounting portion is a protrusion provided on the outer surface of the heat sink; The heat-conducting component has a first groove that matches the contour of the rear end of the heat sink and a second groove that matches the protrusion. The heat-conducting component is engaged with the rear end of the heat sink through the first groove, and the protrusion is engaged with the second groove. The heat-conducting component includes a connecting part and a heat-conducting part connected in sequence. The heat-conducting component is connected to the heat dissipation component through the connecting part. A plurality of heat dissipation grooves are formed on the heat-conducting part. The power board is located behind the heat-conducting component and is connected to the heat-conducting and heat-dissipating components.

2. The security camera as described in claim 1, characterized in that, An infrared lamp plate is also provided inside the mounting cavity. The infrared lamp plate is located behind the lens. A hole is opened in the middle of the infrared lamp plate, and the rear end of the lens passes through the hole and connects to the motherboard.

3. The security camera as described in claim 2, characterized in that, The front end of the bracket extends forward to form a plurality of first claws, and the front end of the first claws bends inward or outward to form a first clamping part. The bracket engages with the outer edge of the infrared lamp plate through the first clamping part.

4. The security camera as described in claim 1, characterized in that, The rear end of the bracket extends rearward to form a plurality of second claws, and the rear end of the second claws bends inward or outward to form a second clamping part. The bracket engages with the outer edge of the motherboard through the second clamping part.

5. The security camera as described in claim 1, characterized in that, The rear end of the bracket extends rearward to form several third claws. The rear end of the third claws bends inward or outward to form a third clamping part. The bracket engages with the rear end of the heat sink through the third clamping part.

6. The security camera as described in claim 1, characterized in that, The housing includes a front housing and a rear housing, the front housing and the rear housing being snapped together to define the mounting cavity.

7. The security camera as described in claim 6, characterized in that, The security camera also includes a mounting bracket, which is connected to the rear end of the rear housing.

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