CN209376013U - A kind of high-efficient heat-dissipating PCBA board - Google Patents

Abstract

The utility model discloses a kind of high-efficient heat-dissipating PCBA boards, including substrate and the electric device being fixed on substrate, the lower section of substrate is equipped with heat sink, the upper end of heat sink is fixedly connected with multiple equally distributed heat-dissipating pipes, the lower end of substrate and the position corresponding position of multiple heat-dissipating pipes offer heat dissipation slot, multiple heat-dissipating pipes extend respectively to the inside of corresponding heat dissipation slot, the lower end of heat sink is fixedly connected with multiple equally distributed commuting levers, the two sides of heat sink are equipped with movable plate vertically, the inside two sides of heat sink are equipped with cavity, the inside of two cavitys is equipped with the tensioning mechanism for tensing to movable plate, two movable plates are fixedly connected to fixture block close to a lateral roof of substrate, position corresponding position of the two sides of substrate respectively with two fixture blocks offers card slot, two fixture blocks are matched with two card slots respectively.The utility model can carry out high efficiency and heat radiation to PCBA board, extend its service life.

Description

A kind of high-efficient heat-dissipating PCBA board

Technical field

The utility model relates to PCBA board technical field more particularly to a kind of high-efficient heat-dissipating PCBA boards.

Background technique

PCBA board, that is, printed circuit-board assembly, including PCB and the electric elements being set on PCB, easy to make, cost It is low, therefore be widely used in each electric appliances.

It is disposed with all kinds of electronic components on main PCB A plate at present, the problem of electronic component generates heat is particularly acute, electronics The temperature that the heat that component issues will lead to main PCB A plate increases, this not only will affect the normal work of main PCB A plate, also drops The service life of low entire main PCB A plate.

Utility model content

The heat issued purpose of the utility model is to solve electronic component in the prior art will lead to main PCB A The problem of temperature of plate increases, this not only will affect the normal work of main PCB A plate, also reduces the service life of entire main PCB A plate, and A kind of high-efficient heat-dissipating PCBA board proposed.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of high-efficient heat-dissipating PCBA board, including substrate and the electric device being fixed on substrate, the substrate Lower section is equipped with heat sink, and the upper end of the heat sink is fixedly connected with multiple equally distributed heat-dissipating pipes, the lower end of the substrate Heat dissipation slot is offered with the position corresponding position of multiple heat-dissipating pipes, multiple heat-dissipating pipes extend respectively to described in correspondence It radiates the inside of slot, the lower end of the heat sink is fixedly connected with multiple equally distributed commuting levers, and the two of the heat sink Side is equipped with movable plate vertically, and the inside two sides of the heat sink are equipped with cavity, and the inside of two cavitys is all provided with useful In the tensioning mechanism tensed to movable plate, two movable plates are fixedly connected to fixture block close to a lateral roof of substrate, institute The two sides for stating substrate offer card slot with the position corresponding position of two fixture blocks respectively, two fixture blocks respectively with two The card slot matches.

Preferably, the tensioning mechanism includes the sliding block that cavity inside is arranged in vertical sliding, and the sliding block is far from mobile The side of plate is fixedly connected with spring, and side of the spring far from sliding block is fixedly connected with cavity far from the side of movable plate, The sliding block is fixedly connected with connecting rod far from the side of spring, and the connecting rod runs through the side wall of cavity far from one end of sliding block And it is fixedly connected with the side wall of movable plate.

Preferably, the tube wall of multiple heat-dissipating pipes offers multiple equally distributed heat release holes.

Preferably, the upper end four corners of the substrate offer mounting hole.

Preferably, the heat sink, heat-dissipating pipe and commuting lever are all made of aluminium and are made.

Preferably, the lower end of multiple commuting levers all extends to the outside of casing for electric appliances.

Compared with prior art, the utility model provides a kind of high-efficient heat-dissipating, have it is following the utility model has the advantages that

1, high-efficient heat-dissipating PCBA board, by the way that the heat sink and multiple heat-dissipating pipes of substrate lower end, multiple heat dissipations are arranged in Pipe is inserted into the inside of substrate, can conduct the heat inside substrate to heat sink, while the surface of heat sink and substrate Bottom contact area it is larger, be conducive to the heat dissipation of substrate, by the way that multiple commuting levers of heat sink lower end are arranged in, can will Heat on heat sink is conducted to the outside of casing for electric appliances, so as to carry out high efficiency and heat radiation to PCBA board, extends its use Service life.

2, the high-efficient heat-dissipating PCBA board, by the way that the spring, sliding block and connecting rod of cavity inside is arranged in, spring is to sliding block Applying a pulling force, sliding block is able to drive the card slot on the fixture block and substrate on movable plate by connecting rod and is fitted close, thus Fast Installation can will be carried out between heat sink and substrate, while being also convenient for heat sink and disassemble from substrate to be cleared up, Improve the heat dissipation effect of its PCBA board.

It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model High efficiency and heat radiation can be carried out to PCBA board, extend its service life.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of high-efficient heat-dissipating PCBA board structural schematic diagram；

Fig. 2 is the schematic enlarged-scale view of part A in Fig. 1；

Fig. 3 is the structural schematic diagram of heat-dissipating pipe in Fig. 1；

Fig. 4 is the structural schematic diagram of mounting hole in Fig. 1.

In figure: 1 substrate, 2 electric devices, 3 heat sinks, 4 heat-dissipating pipes, 5 commuting levers, 6 movable plates, 7 fixture blocks, 8 sliding blocks, 9 springs, 10 connecting rods, 11 heat release holes, 12 mounting holes.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

Referring to Fig.1-4, a kind of high-efficient heat-dissipating PCBA board, the electric device including substrate 1 and fixed setting on substrate 1 2, the upper end four corners of substrate 1 offer mounting hole 12, can install substrate 1 with casing for electric appliances, the lower section of substrate 1 Equipped with heat sink 3, the upper end of heat sink 3 is fixedly connected with multiple equally distributed heat-dissipating pipes 4, and the tube wall of multiple heat-dissipating pipes 4 is opened Equipped with multiple equally distributed heat release holes 11, the heat contact area inside heat-dissipating pipe 4 and substrate 1 can be increased, under substrate 1 End and the position corresponding position of multiple heat-dissipating pipes 4 offer heat dissipation slot, and multiple heat-dissipating pipes 4 extend respectively to corresponding heat dissipation slot Inside, the lower end of heat sink 3 is fixedly connected with multiple equally distributed commuting levers 5, and the lower end of multiple commuting levers 5 all extends to The outside of casing for electric appliances, commuting lever 5 can conduct the heat on heat sink 3 to the outside of casing for electric appliances, heat sink 3, heat dissipation Pipe 4 and commuting lever 5 are all made of aluminium and are made, and the two sides of heat sink 3 are equipped with movable plate 6 vertically, and the inside two sides of heat sink 3 are all provided with There is cavity, the inside of two cavitys is equipped with the tensioning mechanism for tensing to movable plate 6, and two movable plates 6 are close to substrate 1 One lateral roof is fixedly connected to fixture block 7, and position corresponding position of the two sides of substrate 1 respectively with two fixture blocks 7 offers card slot, Two fixture blocks 7 are matched with two card slots respectively, and tensioning mechanism includes the sliding block 8 that cavity inside is arranged in vertical sliding, sliding block 8 Side far from movable plate 6 is fixedly connected with spring 9, side and cavity side far from movable plate 6 of the spring 9 far from sliding block 8 It is fixedly connected, sliding block 8 is fixedly connected with connecting rod 10 far from the side of spring 9, and the one end of connecting rod 10 far from sliding block 8 is through sky The side wall of chamber is simultaneously fixedly connected with the side wall of movable plate 6.

In the utility model, in use, by heat sink 3 and multiple heat-dissipating pipes 4 that 1 lower end of substrate is arranged in, it is multiple to dissipate Heat pipe 4 is inserted into the inside of substrate 1, can conduct the heat inside substrate 1 to heat sink 3, while the surface of heat sink 3 It is larger with the contact area of the bottom of substrate 1, be conducive to the heat dissipation of substrate 1, by multiple exchanges that 3 lower end of heat sink is arranged in Bar 5 can conduct the heat on heat sink 3 to the outside of casing for electric appliances, so as to carry out high efficiency and heat radiation to PCBA board, prolong Its service life is grown, by the way that the spring 9, sliding block 8 and connecting rod 10 of cavity inside is arranged in, spring 9 applies one to sliding block 8 Pulling force, sliding block 8 is able to drive the fixture block 7 on movable plate 6 by connecting rod 10 and the card slot on substrate 1 is fitted close, so as to It is enough Fast Installation to be carried out between heat sink 3 and substrate 1, while being also convenient for heat sink 3 and disassembling progress from substrate 1 clearly Reason, improves the heat dissipation effect of its PCBA board.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of high-efficient heat-dissipating PCBA board, special including substrate (1) and the electric device (2) being fixed on substrate (1) Sign is that the lower section of the substrate (1) is equipped with heat sink (3), and the upper end of the heat sink (3) is fixedly connected with multiple uniform points The position corresponding position of the heat-dissipating pipe (4) of cloth, the lower end of the substrate (1) and multiple heat-dissipating pipes (4) offers heat dissipation and inserts Slot, multiple heat-dissipating pipes (4) extend respectively to correspond to the inside of the heat dissipation slot, and the lower end of the heat sink (3) is fixed Multiple equally distributed commuting levers (5) are connected with, the two sides of the heat sink (3) are equipped with movable plate (6) vertically, the heat dissipation The inside two sides of plate (3) are equipped with cavity, and the inside of two cavitys is equipped with the fastener for tensing to movable plate (6) Structure, two movable plates (6) are fixedly connected to fixture block (7) close to a lateral roof of substrate (1), and the two of the substrate (1) Side offers card slot with the position corresponding position of two fixture blocks (7) respectively, and two fixture blocks (7) are respectively and described in two Card slot matches.

2. a kind of high-efficient heat-dissipating PCBA board according to claim 1, which is characterized in that the tensioning mechanism includes vertical It is slidably arranged in the sliding block (8) of cavity inside, the sliding block (8) is fixedly connected with spring (9) far from the side of movable plate (6), The spring (9) is fixedly connected with cavity far from the side of movable plate (6) far from the side of sliding block (8), and the sliding block (8) is separate The side of spring (9) is fixedly connected with connecting rod (10), and the connecting rod (10) runs through the side of cavity far from the one end of sliding block (8) Wall is simultaneously fixedly connected with the side wall of movable plate (6).

3. a kind of high-efficient heat-dissipating PCBA board according to claim 1, which is characterized in that multiple heat-dissipating pipes (4) Tube wall offers multiple equally distributed heat release holes (11).

4. a kind of high-efficient heat-dissipating PCBA board according to claim 1, which is characterized in that the upper end four of the substrate (1) Mounting hole (12) are offered at angle.

5. a kind of high-efficient heat-dissipating PCBA board according to claim 1, which is characterized in that the heat sink (3), heat-dissipating pipe (4) it is all made of aluminium with commuting lever (5) and is made.

6. a kind of high-efficient heat-dissipating PCBA board according to claim 1, which is characterized in that multiple commuting levers (5) Lower end all extends to the outside of casing for electric appliances.