CN215647543U

CN215647543U - Can realize high radiating circuit board

Info

Publication number: CN215647543U
Application number: CN202121538836.9U
Authority: CN
Inventors: 周明; 孙国庆; 廖君; 郑晓庆; 舒成华
Original assignee: Quzhou Shunluo Circuit Board Co ltd
Current assignee: Quzhou Shunluo Circuit Board Co ltd
Priority date: 2021-04-21
Filing date: 2021-07-07
Publication date: 2022-01-25
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a circuit board capable of realizing high heat dissipation, which comprises a circuit board, wherein heat-conducting silica gel blocks are arranged below the circuit board at equal intervals, and the upper part of the outer wall of each heat-conducting silica gel block is clamped with the inner surface of the bottom of the circuit board. This can realize high radiating circuit board, through the circuit board, the heat conduction silica gel piece, the aluminum sheet, the screen panel, cooperation between retaining ring and the heat dissipation fan, make this can realize that high radiating circuit board not only heat radiating area is big, and surface air flow rate is big, when having solved the big cooperation work of batch of circuit board among the prior art, the temperature of circuit board risees fast, and then lead to the quick ageing problem of circuit board, the life of circuit board has been guaranteed, through the knee lever, the kelly, the screw, the couple, the draw-in groove, cooperation between spring and the handle, make this can realize high radiating circuit board's integral erection height higher, consequently the circuit board can not be directly laminated with the casing of external equipment, guarantee the radiating effect.

Description

Can realize high radiating circuit board

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a circuit board capable of realizing high heat dissipation.

Background

The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminium nitride ceramic circuit board, PCB board, aluminium base board, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board etc. the circuit board makes the circuit miniaturisation, the intuitionistic, plays important role to the batch production of fixed circuit and optimizes electrical apparatus overall arrangement.

However, in the process of using the circuit board in the prior art, the heat dissipation efficiency is extremely low, especially when a large amount of circuit boards are matched for working, the temperature of the circuit board is rapidly increased, so that the rapid aging of the circuit board is caused, the service life of the circuit board is influenced, and the circuit board is generally and directly mounted with a shell of equipment, and the heat dissipation of the circuit board is also influenced, so that the use requirements of people cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a circuit board capable of realizing high heat dissipation, and aims to solve the problems that in the prior art, the heat dissipation efficiency is extremely low in the use process of the circuit board, and particularly, when a large number of circuit boards are matched for working, the temperature of the circuit board is rapidly increased, so that the rapid aging of the circuit board is further caused, and the service life of the circuit board is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: a circuit board capable of realizing high heat dissipation comprises a circuit board, wherein heat-conducting silica gel blocks are arranged below the circuit board at equal intervals, the upper part of the outer wall of each heat-conducting silica gel block is clamped with the inner surface of the bottom of the circuit board, the inner wall of each heat-conducting silica gel block is fixedly connected with an aluminum sheet, and the bottom of the circuit board is provided with a protective device;

the protective device comprises a check ring, a mesh enclosure, a bent pipe, a heat dissipation fan, a short pipe, a rubber ring and a clamping block;

the utility model discloses a heat dissipation fan, including the baffle ring, the bottom fixedly connected with screen panel of baffle ring, the inner wall top interference fit of baffle ring has the rubber circle, the outer wall of rubber circle passes through the inner wall joint of fixture block and baffle ring and is in the same place, the inner wall of rubber circle and the outer wall interference fit of circuit board, the bottom fixedly connected with screen panel of baffle ring, the bottom left and right sides of screen panel all is equipped with the heat dissipation fan, the outer wall of heat dissipation fan runs through the screen panel, and the screen panel is in the same place with the outer wall fixed connection of heat dissipation fan, the below of screen panel is equipped with bent pipe, the screen panel is all run through at the both ends of bent pipe, the bottom intercommunication of bent pipe has the nozzle stub.

Preferably, the outer wall of the retainer ring is flush with the outer wall of the circuit board.

Preferably, the short pipe has an inner diameter twice that of the curved pipe.

Preferably, the left side and the right side of the retainer ring are both provided with a fixing device;

the fixing device comprises a hook, a clamping groove, a transverse hole, a spring and a handle;

the right-hand member of couple passes through the bottom joint of draw-in groove and circuit board and is in the same place, the outer wall of couple passes through the cross bore and runs through the retaining ring, couple and cross bore clearance fit, the left end fixedly connected with handle of couple, the spring has been cup jointed on the outer wall left side of couple, both ends respectively counterbalance tightly with the outer wall of handle and retaining ring about the spring.

Preferably, the hook is matched with the clamping groove.

Preferably, the left side and the right side of the outer wall of the retainer ring are both provided with connecting pieces;

the connecting piece comprises a curved bar, a screw and a clamping bar;

the right side inner wall joint of curved bar has the kelly, the right-hand member of kelly is in the same place with the outer wall fixed connection of retaining ring, the bottom clearance fit of curved bar has the screw.

Compared with the prior art, the utility model has the beneficial effects that: this can realize high radiating circuit board, the radiating effect is good, has good operation effect, and it has beneficial effect as follows:

through the cooperation between circuit board, heat conduction silica gel piece, aluminum sheet, screen panel, retaining ring and the heat dissipation fan for this can realize that high radiating circuit board not only heat radiating area is big, and surface air flow rate is big, and then improved the radiating efficiency of circuit board greatly, when having solved the big cooperation work of batch of circuit board among the prior art, the temperature of circuit board risees fast, and then leads to the problem of the quick ageing of circuit board, has guaranteed the life of circuit board.

Through the cooperation between curved bar, kelly, screw, couple, draw-in groove, spring and the handle for this can realize that the whole mounting height of high radiating circuit board is higher, consequently the circuit board can not be direct with the casing laminating of external equipment, guarantees the radiating effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the retainer ring, the hook and the curved rod in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the hook, the handle and the clamping rod in FIG. 2;

fig. 4 is a schematic view of a connection relationship between the mesh enclosure, the curved pipe and the short pipe in fig. 1.

In the figure: 1. the protective device comprises a protective device body 101, a retainer ring 102, a mesh enclosure 103, a curved tube 104, a heat dissipation fan 105, a short tube 106, a rubber ring 107, a clamping block 2, a fixing device 201, a hook 202, a clamping groove 203, a transverse hole 204, a spring 205, a handle 3, a connecting piece 301, a curved rod 302, a screw 303, a clamping rod 4, a circuit board 5, a heat conduction silica gel block 6 and an aluminum sheet.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-4, the present invention provides a technical solution: a circuit board capable of realizing high heat dissipation comprises a circuit board 4, heat-conducting silica gel blocks 5 are arranged at equal intervals below the circuit board 4, the heat-conducting silica gel blocks 5 play a role in fixing an aluminum sheet 6 and the circuit board 4, the upper part of the outer wall of each heat-conducting silica gel block 5 is clamped with the inner surface of the bottom of the circuit board 4, the inner wall of each heat-conducting silica gel block 5 is fixedly connected with the aluminum sheet 6, the aluminum sheet 6 is matched with the heat-conducting silica gel blocks 5 to increase the heat dissipation area of the circuit board 4 and improve the heat dissipation efficiency of the circuit board 4, a protection device 1 is arranged at the bottom of the circuit board 4, the protection device 1 comprises a check ring 101, a mesh cover 102, a bent pipe 103, a heat dissipation fan 104, a short pipe 105, a rubber ring 106 and a clamping block 107, the bottom of the check ring 101 is fixedly connected with the mesh cover 102, the mesh cover 102 is made of aluminum and plays a role in fixing for the aluminum sheet 6, and the rubber ring 106 is in interference fit above the inner wall of the check ring 101, the tightness between the check ring 101 and the circuit board 4 is enhanced by the rubber ring 106, the outer wall of the rubber ring 106 is clamped with the inner wall of the check ring 101 through a clamping block 107, the inner wall of the rubber ring 106 is in interference fit with the outer wall of the circuit board 4, the bottom of the check ring 101 is fixedly connected with the mesh enclosure 102, the left side and the right side of the bottom of the mesh enclosure 102 are respectively provided with a heat dissipation fan 104, the model of the heat dissipation fan 104 is AH-101, the outer wall of the heat dissipation fan 104 penetrates through the mesh enclosure 102, the mesh enclosure 102 is fixedly connected with the outer wall of the heat dissipation fan 104, a bent pipe 103 is arranged below the mesh enclosure 102, the bent pipe 102 is matched with a short pipe 105, an external lead is conveniently connected with the heat dissipation fan 104 by an operator, two ends of the bent pipe 103 penetrate through the mesh enclosure 102, the bottom of the bent pipe 103 is communicated with the short pipe 105, the outer wall of the check ring 101 is level with the outer wall of the circuit board 4, and the inner diameter of the short pipe 105 is twice that of the bent pipe 103.

The left and right sides of retaining ring 101 all is equipped with fixing device 2, fixing device 2 includes couple 201, draw-in groove 202, cross bore 203, spring 204 and handle 205, the right-hand member of couple 201 passes through draw-in groove 202 and is in the same place with the bottom joint of circuit board 4, couple 201 plays fixed effect to retaining ring 101 and circuit board 4 through the cooperation with draw-in groove 202, the outer wall of couple 201 runs through retaining ring 101 through cross bore 203, couple 201 and cross bore 203 clearance fit, the left end fixedly connected with handle 205 of couple 201, spring 204 has been cup jointed on the outer wall left side of couple 201, spring 204 gives couple 201 and the power of draw-in groove 202 chucking through handle 205, both ends respectively counterbalance tightly with the outer wall of handle 205 and retaining ring 101 about spring 204, couple 201 agrees with draw-in groove 202 mutually.

The outer wall left and right sides of retaining ring 101 all is equipped with connecting piece 3, connecting piece 3 includes curved bar 301, screw 302 and kelly 303, the right side inner wall joint of curved bar 301 has kelly 303, kelly 303 plays fixed effect to curved bar 301 and retaining ring 101, the realization is fixed curved bar 301 and retaining ring 101, the right-hand member of kelly 303 is in the same place with the outer wall fixed connection of retaining ring 101, curved bar 301's bottom clearance fit has screw 302, screw 302 is convenient for fix curved bar 301 with the external world.

When the circuit board capable of realizing high heat dissipation is used, an external conducting wire is inserted into the short pipe 105 and the curved pipe 103, the conducting wire is connected with the heat dissipation fan 104, the tail end of the conducting wire is ensured to extend out of the short pipe 105, the handle 205 is pressed, the handle 205 drives the hook 201 to move along the inner wall of the transverse hole 203, at the moment, the spring 204 is compressed, the rubber ring 106 on the inner wall of the retainer ring 101 is sleeved on the outer wall of the circuit board 4, at the moment, the inner wall of the rubber ring 106 is in interference fit with the outer wall of the circuit board 4, the hook 201 enters the uppermost part of the inner wall of the clamping groove 202, the external force to the handle 205 is removed, under the action of the spring 204, the handle 205 drives the hook 201 to move towards the direction far away from the circuit board 4, at the moment, the hook 201 is clamped with the clamping groove 202 to realize the fixation of the retainer ring 101 and the circuit board 4, then the curved rod 301 is clamped with the clamping rod 303 to realize the fixation of the curved rod 301 and the retainer ring 101, then the curved rod 301 is fixed with the outside through the screw 302, and then make this can realize that high radiating circuit board is fixed with the external world, the wire that will stretch out from nozzle stub 105 links to each other with external power supply to carry out electric connection with circuit board 4 and external electronic component, when circuit board 4 worked, aluminum sheet 6 and heat conduction silica gel piece 5 cooperation improve the radiating efficiency through the mode of the surface area of increase circuit board 4, and heat dissipation fan 104 improves the air flow rate of aluminum sheet 6 outer wall, further improves the radiating efficiency.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a can realize high radiating circuit board, includes circuit board (4), its characterized in that: heat-conducting silica gel blocks (5) are arranged below the circuit board (4) at equal intervals, the upper part of the outer wall of each heat-conducting silica gel block (5) is clamped with the inner surface of the bottom of the circuit board (4), the inner wall of each heat-conducting silica gel block (5) is fixedly connected with an aluminum sheet (6), and the bottom of the circuit board (4) is provided with a protection device (1);

the protection device (1) comprises a check ring (101), a mesh enclosure (102), a bent pipe (103), a heat dissipation fan (104), a short pipe (105), a rubber ring (106) and a clamping block (107);

the utility model discloses a circuit breaker, including retaining ring (101), the bottom fixedly connected with screen panel (102) of retaining ring (101), the inner wall top interference fit of retaining ring (101) has rubber circle (106), the outer wall of rubber circle (106) passes through the inner wall joint of fixture block (107) and retaining ring (101) and is in the same place, the inner wall of rubber circle (106) and the outer wall interference fit of circuit board (4), the bottom fixedly connected with screen panel (102) of retaining ring (101), the bottom left and right sides of screen panel (102) all is equipped with heat dissipation fan (104), the outer wall of heat dissipation fan (104) runs through screen panel (102), and screen panel (102) and the outer wall fixed connection of heat dissipation fan (104) are in the same place, the below of screen panel (102) is equipped with bent pipe (103), screen panel (102) are all run through at the both ends of bent pipe (103), the bottom intercommunication of bent pipe (103) has nozzle stub (105).

2. The circuit board capable of realizing high heat dissipation according to claim 1, wherein: the outer wall of the retainer ring (101) is flush with the outer wall of the circuit board (4).

3. The circuit board capable of realizing high heat dissipation according to claim 1, wherein: the inner diameter of the short pipe (105) is twice of that of the curved pipe (103).

4. The circuit board capable of realizing high heat dissipation according to claim 1, wherein: the left side and the right side of the retainer ring (101) are respectively provided with a fixing device (2);

the fixing device (2) comprises a hook (201), a clamping groove (202), a transverse hole (203), a spring (204) and a handle (205);

the bottom joint that draw-in groove (202) and circuit board (4) are passed through to the right-hand member of couple (201) is in the same place, the outer wall of couple (201) runs through retaining ring (101) through cross bore (203), couple (201) and cross bore (203) clearance fit, the left end fixedly connected with handle (205) of couple (201), spring (204) have been cup jointed on the outer wall left side of couple (201), both ends respectively with the outer wall counterbalance of handle (205) and retaining ring (101) about spring (204).

5. The circuit board capable of realizing high heat dissipation according to claim 4, wherein: the hook (201) is matched with the clamping groove (202).

6. The circuit board capable of realizing high heat dissipation according to claim 1, wherein: the left side and the right side of the outer wall of the retainer ring (101) are both provided with connecting pieces (3);

the connecting piece (3) comprises a curved rod (301), a screw (302) and a clamping rod (303);

the right side inner wall joint of curved bar (301) has kelly (303), the right-hand member of kelly (303) is in the same place with the outer wall fixed connection of retaining ring (101), the bottom clearance fit of curved bar (301) has screw (302).