CN216122990U

CN216122990U - Composite PCB (printed circuit board)

Info

Publication number: CN216122990U
Application number: CN202122417259.4U
Authority: CN
Inventors: 江春富
Original assignee: Shunde City Foshan Jiang Feng Electrical Appliance Co ltd
Current assignee: Shunde City Foshan Jiang Feng Electrical Appliance Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-03-22
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses a composite PCB (printed circuit board), which comprises a mounting plate, wherein the top surface of the mounting plate is fixedly connected with a fixing plate through bolts, the rear side of the fixing plate is fixedly connected with a dust cover, the left side of the top surface of the mounting plate is fixedly connected with a cooling liquid box, the top surface of the cooling liquid box is fixedly inserted with a radiator, the top surface of the radiator is fixedly connected with a radiating fan, the rear side of the cooling liquid box is fixedly inserted with a liquid inlet pipe, and one end of the liquid inlet pipe, far away from the cooling liquid box, is fixedly connected with a water pump. The cooling liquid in the cooling liquid box is radiated by the radiator and the radiating fan, so that the cooling liquid can be recycled; the composite PCB circuit board heat dissipation device achieves the aim of facilitating effective heat dissipation of the composite PCB circuit board, avoids overhigh temperature of electronic elements on the circuit board due to the fact that a single fan is used for heat dissipation, avoids the bad condition that the electronic elements of the composite PCB circuit board are difficult to damage due to overhigh temperature, and is more convenient to use.

Description

Composite PCB (printed circuit board)

Technical Field

The utility model relates to the technical field of PCB (printed circuit board) circuits, in particular to a composite PCB circuit board.

Background

Because the PCB is manufactured by electronic printing, it is called "printed" circuit, also called printed circuit board, and is an important electronic component, which is a support for electronic components, and a carrier for electrical connection of electronic components. Almost every kind of electronic equipment, as small as electronic watches, calculators, as large as computers, communication electronics, military weaponry systems, has electronic components such as integrated circuits, and printed wiring boards are used to electrically interconnect the components.

The traditional compound PCB circuit board mostly adopts single fan to dispel the heat, and the radiating efficiency is low, is difficult to effectively dispel the heat to compound PCB circuit board, causes the probably high temperature of electronic component on the circuit board easily, and the high temperature causes easily to be difficult to damage compound PCB circuit board electronic component, and it is very inconvenient to use.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a composite PCB, which solves the problems that most of the traditional composite PCB adopts a single fan to radiate heat, the radiating efficiency is low, and the composite PCB is difficult to radiate heat effectively.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a composite PCB comprises a mounting plate, wherein the top surface of the mounting plate is fixedly connected with a fixing plate through bolts, the rear side of the fixing plate is fixedly connected with a dust cover, the left side of the top surface of the mounting plate is fixedly connected with a cooling liquid box, the top surface of the cooling liquid box is fixedly inserted with a radiator, the top surface of the radiator is fixedly connected with a radiating fan, the rear side of the cooling liquid box is fixedly inserted with a liquid inlet pipe, one end of the liquid inlet pipe, far away from the cooling liquid box, is fixedly connected with a water pump, the liquid outlet end of the water pump is fixedly connected with a liquid outlet pipe, one end of the liquid outlet pipe, far away from the water pump, is fixedly connected with a first heat absorption box, one side of the first heat absorption box, far away from the liquid outlet pipe, is fixedly connected with a first connecting pipe, one end of the first connecting pipe, far away from the first heat absorption box, is fixedly connected with a second connecting pipe, and the liquid outlet end of the second connecting pipe is fixedly connected with a second heat absorption box, the second heat absorption box is fixedly connected with a second connecting pipe on one side far away from the second guide pipe, the cooling liquid box is fixedly connected with the second connecting pipe in an inserting mode, the top surface of the mounting plate is fixedly connected with a composite PCB circuit board through bolts, the first heat absorption box and the second heat absorption box are fixedly connected with a connecting plate on one side far away from the composite PCB circuit board, and the connecting plate is fixedly connected with the mounting plate.

Preferably, the number of the fixing plates is four, and the four fixing plates are respectively located at the front side and the rear side of the dust cover.

Preferably, the number of the connecting plates is two, and the two connecting plates are both positioned on the top surface of the mounting plate.

Preferably, the first heat absorption box and the second heat absorption box are equal in volume, and both the first heat absorption box and the second heat absorption box are made of copper materials.

Preferably, the pipe diameters of the liquid inlet pipe, the liquid outlet pipe, the first guide pipe, the first connecting pipe, the second guide pipe and the second connecting pipe are all equal.

Preferably, the heat dissipation fan is a double-fan heat dissipation fan, and the mounting plate is a metal plate.

Compared with the prior art, the utility model has the beneficial effects that: according to the composite PCB, the water pump operates, so that cooling liquid enters the first heat absorption box through the liquid inlet pipe and the liquid outlet pipe to cool the composite PCB, then enters the second heat absorption box to cool the composite PCB again, finally the cooling liquid flows back to the cooling liquid box, and the cooling liquid in the cooling liquid box is cooled through the radiator and the cooling fan, so that the cooling liquid can be recycled; the composite PCB circuit board heat dissipation device achieves the aim of facilitating effective heat dissipation of the composite PCB circuit board, avoids overhigh temperature of electronic elements on the circuit board due to the fact that a single fan is used for heat dissipation, avoids the bad condition that the electronic elements of the composite PCB circuit board are difficult to damage due to overhigh temperature, and is more convenient to use.

Drawings

FIG. 1 is an isometric view of a structure of the present invention;

FIG. 2 is a partial structural view of the present invention.

In the figure: the PCB heat-absorbing device comprises a mounting plate 1, a fixing plate 2, a dust cover 3, a cooling liquid box 4, a radiator 5, a heat-radiating fan 6, a liquid inlet pipe 7, a water pump 8, a liquid outlet pipe 9, a first heat-absorbing box 10, a connecting plate 11, a first guide pipe 12, a first connecting pipe 13, a second guide pipe 14, a second heat-absorbing box 15, a second connecting pipe 16 and a composite PCB circuit board 17.

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. 1-2, a composite PCB includes a mounting plate 1, the mounting plate 1 is a metal plate, a top surface of the mounting plate 1 is fixedly connected with four fixing plates 2 through bolts, the four fixing plates 2 are respectively located at a front side and a rear side of a dust cover 3, so as to fix the dust cover 3 and prevent the dust cover 3 from being displaced to cause a low dust-proof effect, the rear side of the fixing plate 2 is fixedly connected with the dust cover 3, a coolant box 4 is fixedly connected to the left side of the top surface of the mounting plate 1, a radiator 5 is fixedly inserted on the top surface of the coolant box 4, a heat-dissipating fan 6 is fixedly connected to the top surface of the radiator 5, the heat-dissipating fan 6 is a double-fan heat-dissipating fan, so that the heat-dissipating fan 6 dissipates heat better and guarantees a cooling effect of coolant, a liquid inlet pipe 7, a liquid outlet pipe 7, a first conduit 12, a second conduit 7, a third conduit 4, and a fourth conduit 6, The pipe diameters of the first connecting pipe 13, the second connecting pipe 14 and the second connecting pipe 16 are equal, one end of the liquid inlet pipe 7 far away from the cooling liquid box 4 is fixedly connected with a water pump 8, the liquid outlet end of the water pump 8 is fixedly connected with a liquid outlet pipe 9, one end of the liquid outlet pipe 9 far away from the water pump 8 is fixedly connected with a first heat absorption box 10, the first heat absorption box 10 and the second heat absorption box 15 are equal in volume, the first heat absorption box 10 and the second heat absorption box 15 are both made of copper materials, the first heat absorption box 10 and the second heat absorption box 15 made of copper materials have better heat absorption effects, the cooling effect of the device is improved, one side of the first heat absorption box 10 far away from the liquid outlet pipe 9 is fixedly connected with a first connecting pipe 12, one end of the first connecting pipe 12 far away from the first heat absorption box 10 is fixedly connected with a first connecting pipe 13, the liquid outlet end of the first connecting pipe 13 is fixedly connected with a second connecting pipe 14, and the liquid outlet end of the second connecting pipe 14 is fixedly connected with a second heat absorption box 15, a second connecting pipe 16 is fixedly connected to one side of the second heat absorption box 15 far away from the second guide pipe 14, the cooling liquid box 4 and the second connecting pipe 16 are fixedly inserted and arranged, the top surface of the mounting plate 1 is fixedly connected with a composite PCB 17 through bolts, one sides of the first heat absorption box 10 and the second heat absorption box 15 far away from the composite PCB 17 are fixedly connected with two connecting plates 11, the two connecting plates 11 are positioned on the top surface of the mounting plate 1, so that the first heat absorption box 10 and the second heat absorption box 15 are conveniently fixed, the connecting plates 11 and the mounting plate 1 are fixedly connected, the water pump 8 is operated, so that the cooling liquid enters the first heat absorption box 10 through the liquid inlet pipe 7 and the liquid outlet pipe 9, the composite PCB 17 is cooled, then the cooling liquid enters the second heat absorption box 15, the composite PCB 17 is cooled again, and finally the cooling liquid flows back to the cooling liquid box 4, the cooling liquid in the cooling liquid box 4 is radiated by the radiator 5 and the radiating fan 6, so that the cooling liquid can be recycled; the composite PCB circuit board heat dissipation device achieves the aim of facilitating effective heat dissipation of the composite PCB circuit board, avoids overhigh temperature of electronic elements on the circuit board due to the fact that a single fan is used for heat dissipation, avoids the bad condition that the electronic elements of the composite PCB circuit board are difficult to damage due to overhigh temperature, and is more convenient to use.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When in use: the water pump 8 passes through the coolant liquid in the feed liquor pipe 7 extraction coolant liquid box 4, the coolant liquid passes through drain pipe 9 and gets into in the first heat absorption box 10, absorb the heat that compound PCB circuit board 17 produced, coolant liquid rethread first pipe 12, first connecting pipe 13 and second pipe 14 get into in the second heat absorption box 15, absorb the heat that compound PCB circuit board 17 produced once more, the coolant liquid passes through in second connecting pipe 16 gets into coolant liquid box 4, dispel the heat through

radiator

5 and 6 coolant liquid in the coolant liquid box 4 of heat dissipation fan, make the coolant liquid can recycle.

To sum up, the composite PCB circuit board and the water pump 8 are operated, so that the cooling liquid enters the first heat absorption box 10 through the liquid inlet pipe 7 and the liquid outlet pipe 9 to cool the composite PCB circuit board 17, then the cooling liquid enters the second heat absorption box 15 to cool the composite PCB circuit board 17 again, finally the cooling liquid flows back to the cooling liquid box 4, the cooling liquid in the cooling liquid box 4 is cooled through the radiator 5 and the heat dissipation fan 6, so that the cooling liquid can be recycled, the aim of effectively cooling the composite PCB circuit board is fulfilled, the problem that the temperature of electronic elements on the circuit board is overhigh due to the fact that the cooling liquid is radiated by a single fan is avoided, the bad situation that the electronic elements of the composite PCB circuit board are difficult to damage due to overhigh temperature is avoided, the use is more convenient, and the problem that the traditional composite PCB circuit board mostly adopts a single fan to radiate heat is solved, the heat dissipation efficiency is low, and the composite PCB circuit board is difficult to effectively dissipate heat.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 composite PCB comprises a mounting plate (1) and is characterized in that the top surface of the mounting plate (1) is fixedly connected with a fixing plate (2) through bolts, the rear side of the fixing plate (2) is fixedly connected with a dust cover (3), the left side of the top surface of the mounting plate (1) is fixedly connected with a cooling liquid box (4), the top surface of the cooling liquid box (4) is fixedly connected with a radiator (5) in an inserted mode, the top surface of the radiator (5) is fixedly connected with a radiating fan (6), the rear side of the cooling liquid box (4) is fixedly connected with a liquid inlet pipe (7) in an inserted mode, one end, far away from the cooling liquid box (4), of the liquid inlet pipe (7) is fixedly connected with a water pump (8), the liquid outlet end of the water pump (8) is fixedly connected with a liquid outlet pipe (9), one end, far away from the water pump (8), of the liquid outlet pipe (9) is fixedly connected with a first heat absorption box (10), one side, far away from the liquid outlet pipe (9), of the first heat absorption box (10) is fixedly connected with a first guide pipe (12), the utility model discloses a heat sink, including first pipe (12), first pipe (13) of one end fixedly connected with of keeping away from first heat absorption box (10), first pipe (13) play liquid end fixedly connected with second pipe (14), second pipe (14) play liquid end fixedly connected with second heat absorption box (15), one side fixedly connected with second connecting pipe (16) of second pipe (14) are kept away from in second heat absorption box (15), and coolant liquid box (4) and second connecting pipe (16) fixed grafting setting, compound PCB circuit board (17) of bolt fixedly connected with are passed through to mounting panel (1) top surface, first heat absorption box (10) and second heat absorption box (15) keep away from equal fixedly connected with connecting plate (11) in one side of compound PCB circuit board (17), and connecting plate (11) and mounting panel (1) fixed connection setting.

2. A composite PCB board according to claim 1, wherein the number of the fixing plates (2) is four, and the four fixing plates (2) are respectively located at the front side and the rear side of the dust cover (3).

3. A composite PCB board according to claim 1, wherein the number of the connecting boards (11) is two, and both connecting boards (11) are located on the top surface of the mounting board (1).

4. A composite PCB board as in claim 1, wherein the first heat sink box (10) and the second heat sink box (15) are equal in volume, and the first heat sink box (10) and the second heat sink box (15) are made of copper.

5. A composite PCB board according to claim 1, wherein the diameters of the liquid inlet pipe (7), the liquid outlet pipe (9), the first conduit (12), the first connecting pipe (13), the second conduit (14) and the second connecting pipe (16) are all equal.

6. A composite PCB board according to claim 1, wherein the heat dissipation fan (6) is a double fan heat dissipation fan, and the mounting board (1) is a metal plate.