CN217217287U - Small-size household electrical appliances circuit board that can dispel heat fast - Google Patents
Small-size household electrical appliances circuit board that can dispel heat fast Download PDFInfo
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- CN217217287U CN217217287U CN202220737918.4U CN202220737918U CN217217287U CN 217217287 U CN217217287 U CN 217217287U CN 202220737918 U CN202220737918 U CN 202220737918U CN 217217287 U CN217217287 U CN 217217287U
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Abstract
The utility model discloses a can quick radiating small-size household electrical appliances circuit board, include: a circuit board and an electronic display; the circuit board is connected with an electronic display, the circuit board has the function of optimizing the layout of the electric appliance, and the electronic display is used for displaying the digital condition; and the heat dissipation aluminum plate is arranged on the circuit board and is connected with heat dissipation fins. This can quick radiating small-size household electrical appliances circuit board, at first, radiating fin's material is the less metal of specific heat, it absorbs the heat very fast, the thermal speed that scatters and disappears simultaneously is also relative fast, play quick radiating effect through heat transfer like this, then, the T-shaped piece can be fixed inside the lug, thereby fix the electronic display secondary in circuit board one side, thereby can prevent that the electronic display from droing, and finally, the energy dissipation of strength can be carried out when the second spring receives the extrusion, at this moment, can prevent that external force from directly colliding the circuit board, thereby avoid the circuit board to receive the collision and cause the fracture.
Description
Technical Field
The utility model relates to a circuit board technical field specifically is a but quick radiating small-size household electrical appliances circuit board.
Background
The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The circuit board can be called as a printed circuit board or a printed circuit board, and the existing small-sized household appliance circuit board has certain defects when in use, such as the defects;
like a publication No. CN209497759U dampproofing circuit board, including circuit board body, heat conduction metal support, heat conduction metal seat, be provided with heat conduction metal baffle in the heat conduction metal support, heat conduction metal baffle falls into the layer and the holding layer that absorb water with heat conduction metal support upper and lower interval, runs through on the heat conduction metal baffle to be provided with a plurality of bleeder vents, heat conduction metal support top is provided with the opening, absorb water and be provided with the cotton piece of moisture absorption that matches with the layer that absorbs water in the layer, the circuit board body sets up in the holding layer, heat conduction metal seat is fixed in heat conduction metal support bottom. Moisture around the circuit board body will see through the bleeder vent and is siphoned away by the cotton piece of moisture absorption, and on the circuit board body work generates heat and will conduct heat conduction metal base, heat conduction metal support and heat conduction metal baffle, the heat conduction metal support and the heat conduction metal baffle that generate heat will heat the cotton piece of moisture absorption for the evaporation of moisture on the cotton piece of moisture absorption, sustainable moisture absorption. The structure is simple, the moisture resistance of the circuit board can be improved, and the circuit board can be ensured to be rapidly cooled;
this prior art solution also presents the following problems when in use:
1. the circuit board can generate heat when in work, and the existing circuit board is inconvenient for heat dissipation when in use;
2. the existing electronic display is welded on a circuit board through a tin soldering technology, and is easy to cause the phenomenon of falling off after being used for a long time;
3. the edge of the circuit board is easy to collide, so that the edge of the circuit board is broken;
improvements are needed to address the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can quick radiating small-size household electrical appliances circuit board to solve the circuit board on the existing market that above-mentioned background art provided and can produce the heat at the during operation, and current circuit board is not convenient for dispel the heat when using, welds on the circuit board through soldering tin technique during current electronic display ware, leads to the phenomenon that drops easily after using for a long time, and the edge of circuit board causes the collision easily, thereby leads to the cracked problem in circuit board edge.
In order to achieve the above purpose, the utility model provides a following technical scheme: a small-sized household electrical appliance circuit board capable of rapidly dissipating heat comprises: a circuit board and an electronic display;
the circuit board is connected with an electronic display, the circuit board has the function of optimizing the layout of the electric appliance, and the electronic display is used for displaying the digital condition;
and the radiating aluminum plate is arranged on the circuit board and is connected with radiating fins, and the radiating fins and the radiating aluminum plate are symmetrically distributed into two groups about the central line of the circuit board.
Preferably, be connected with the connecting block on the circuit board, the arc wall has been seted up to connecting block one side, arc wall one side gomphosis threaded rod, threaded connection has the nut on the threaded rod, promotes heat dissipation aluminum plate and drives threaded rod embedding arc wall one side.
Preferably, constitute sliding connection through the arc wall between threaded rod and the connecting block, and the connecting block is "L" shape, rotates the nut and carries out the screw thread slip along the threaded rod, extrudees it when the nut screw thread slides to connecting block one side.
Preferably, the circuit board is connected with a fixed block, an L-shaped rod is connected between the fixed block and the circuit board, the L-shaped rod is connected with a guide block in a sliding mode, and the T-shaped block can drive the guide block to slide on the L-shaped rod when moving.
Preferably, one side of the guide block is connected with a T-shaped block, and a first spring is connected between the T-shaped block and the fixed block;
the lug is connected electronic display ware one side, the fixed slot has been seted up to lug inside, T-shaped piece one end gomphosis is inside the fixed slot, and inside the T-shaped piece can insert the fixed slot after reseing, at this moment the T-shaped piece can be fixed inside the lug.
Preferably, an expansion structure is formed between the T-shaped block and the fixed block through a first spring, an expansion structure is formed between the T-shaped block and the protruding block through a first spring, and the T-shaped block is pushed to reset by the extruded first spring through self tension.
Preferably, circuit board one side is provided with the blotter, and the blotter is the rubber material, blotter one side is connected with the resistance to compression board, and resistance to compression board and blotter are "mouth" font together, and the resistance to compression board receives the extrusion can extrude the blotter, and the blotter can be through the elasticity of self to reduce the impact force.
Preferably, the recess has been seted up to blotter one side, be connected with the second spring between recess and the circuit board, and constitute extending structure through the second spring between recess and the circuit board, the blotter can extrude the second spring, can carry out the energy dissipation of strength when the second spring receives the extrusion.
Compared with the prior art, the beneficial effects of the utility model are that: this can quick radiating small-size household electrical appliances circuit board, at first, radiating fin's material is the less metal of specific heat, it absorbs the heat very fast, the thermal speed that scatters and disappears simultaneously is also relative fast, play quick radiating effect through heat transfer like this, then, the T-shaped piece can be fixed inside the lug, thereby fix electronic display ware secondary in circuit board one side, thereby can prevent that electronic display ware from droing, and finally, can carry out the energy dissipation of strength when the second spring receives the extrusion, at this moment, can prevent that external force from directly colliding the circuit board, thereby avoid the circuit board to receive the collision and cause the fracture.
1. Firstly, install heat dissipation aluminum plate and radiating fin on the circuit board, heat dissipation aluminum plate can absorb the heat of circuit board, and rethread radiating aluminum plate is leading-in to the radiating fin with the heat, and radiating fin has increased the surface area and has accelerated the heat dissipation, and radiating fin's material is the less metal of specific heat, and it absorbs the heat very fast, and the speed of losing the heat simultaneously is also relative fast, plays quick radiating effect through heat transfer like this.
2. Then, weld electronic display in circuit board one side, loosen the T-shaped piece again at this moment, can make the first spring that receives the extrusion promote the T-shaped piece through self tension and reset, inside the T-shaped piece resettlement back can insert the fixed slot, at this moment the T-shaped piece can be fixed inside the lug to fix electronic display secondary in circuit board one side, thereby can prevent that electronic display from droing.
3. Finally, when external force assaults the edge of circuit board, at first can resist the clamp plate and extrude, the resistance to compression board receives the extrusion can extrude the blotter to reduce the impact force, meanwhile the blotter can extrude the second spring, can carry out the energy dissipation of strength when the second spring receives the extrusion, thereby avoid the circuit board to receive the collision and cause the fracture.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic side view of the heat dissipating aluminum plate of the present invention;
FIG. 3 is a schematic side view of an electronic display according to the present invention;
fig. 4 is an enlarged schematic view of part a of the present invention.
In the figure: 1. a circuit board; 2. an electronic display; 3. a heat dissipation aluminum plate; 4. a heat dissipating fin; 5. connecting blocks; 6. an arc-shaped slot; 7. a threaded rod; 8. a nut; 9. a fixed block; 10. an L-shaped rod; 11. a guide block; 12. a T-shaped block; 13. a first spring; 14. a bump; 15. fixing grooves; 16. a cushion pad; 17. a pressure resistant plate; 18. a groove; 19. a second spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a small-sized household electrical appliance circuit board capable of rapidly dissipating heat comprises: a circuit board 1 and an electronic display 2;
be connected with electronic display 2 on the circuit board 1, and circuit board 1 has the effect of optimizing electrical apparatus overall arrangement to electronic display 2 acts on and shows the digital condition, and heat dissipation aluminum plate 3 sets up on circuit board 1, is connected with radiating fin 4 on the heat dissipation aluminum plate 3, and radiating fin 4 and heat dissipation aluminum plate 3 have two sets of about circuit board 1's central line symmetric distribution. Be connected with connecting block 5 on the circuit board 1, arc wall 6 has been seted up to connecting block 5 one side, and 6 one side gomphosis of arc wall has threaded rod 7, threaded connection has nut 8 on the threaded rod 7. The threaded rod 7 and the connecting block 5 form sliding connection through the arc-shaped groove 6, and the connecting block 5 is L-shaped. The heat dissipation fins 4 are made of metal with smaller specific heat, so that the heat can be absorbed quickly, and the heat dissipation speed is relatively high, so that the effect of quickly dissipating heat through heat transfer is achieved.
The circuit board 1 is connected with a fixing block 9, an L-shaped rod 10 is connected between the fixing block 9 and the circuit board 1, and the L-shaped rod 10 is connected with a guide block 11 in a sliding mode. One side of the guide block 11 is connected with a T-shaped block 12, a first spring 13 is connected between the T-shaped block 12 and the fixing block 9, a protruding block 14 is connected to one side of the electronic display 2, a fixing groove 15 is formed in the protruding block 14, and one end of the T-shaped block 12 is embedded in the fixing groove 15. A telescopic structure is formed between the T-shaped block 12 and the fixed block 9 through a first spring 13, and a telescopic structure is formed between the T-shaped block 12 and the projection 14 through the first spring 13. The T-shaped block 12 is inserted into the fixing groove 15 after being reset, and at this time, the T-shaped block 12 is fixed inside the protrusion 14, so that the electronic display 2 is secondarily fixed at one side of the circuit board 1, and the electronic display 2 can be prevented from falling off.
One side of the circuit board 1 is provided with a cushion pad 16, the cushion pad 16 is made of rubber, one side of the cushion pad 16 is connected with a pressure-resistant plate 17, and the pressure-resistant plate 17 and the cushion pad 16 are in a shape like a Chinese character 'kou'. A groove 18 is formed in one side of the cushion pad 16, a second spring 19 is connected between the groove 18 and the circuit board 1, and a telescopic structure is formed between the groove 18 and the circuit board 1 through the second spring 19. The pressure-resistant plate 17 is pressed to press the cushion pad 16, and the cushion pad 16 reduces the impact force by its own elasticity.
The working principle is as follows: as shown in figures 1-4, when using the small-sized household electrical appliance circuit board capable of fast heat dissipation, first, the heat-dissipating aluminum plate 3 is pulled to be placed on the circuit board 1, at this time, the heat-dissipating aluminum plate 3 is pushed to drive the threaded rod 7 to be embedded into one side of the arc-shaped groove 6, then the nut 8 is pulled to be sleeved on the threaded rod 7, then the nut 8 is rotated to perform threaded sliding along the threaded rod 7, when the nut 8 is threaded to one side of the connecting block 5, the connecting block 5 and the heat-dissipating aluminum plate 3 can be extruded and fixed together, further the heat-dissipating aluminum plate 3 and the heat-dissipating fins 4 are driven to be installed on the circuit board 1, the heat-dissipating aluminum plate 3 can absorb the heat of the circuit board 1, then the heat is guided to the heat-dissipating fins 4 through the heat-dissipating aluminum plate 3, the surface area of the heat-dissipating fins 4 is increased to accelerate the heat dissipation, the heat dissipation is made of a metal with smaller specific heat, the heat-absorbing speed is fast, and the heat-dissipating speed is relatively fast, thus, the effect of rapid heat dissipation is achieved through heat transfer, then, the T-shaped block 12 is pulled to move backwards, the T-shaped block 12 drives the guide block 11 to slide on the L-shaped rod 10 when moving, at the moment, the T-shaped block 12 extrudes the first spring 13, the electronic display 2 is welded on one side of the circuit board 1 after the T-shaped block 12 moves backwards to the designated position, at the moment, the T-shaped block 12 is loosened, the extruded first spring 13 pushes the T-shaped block 12 to reset through the tension of the T-shaped block 12, the T-shaped block 12 is inserted into the fixing groove 15 after resetting, at the moment, the T-shaped block 12 is fixed inside the protruding block 14, the electronic display 2 is secondarily fixed on one side of the circuit board 1, the electronic display 2 can be prevented from falling off, finally, when the edge of the circuit board 1 is impacted by external force, the pressing plate 17 can firstly resist the pressing of the pressing plate 17 and can extrude the cushion 16, the buffer 16 will reduce the impact force by its own elasticity, and at the same time the buffer 16 will compress the second spring 19, and the second spring 19 will dissipate the energy of the force when being compressed, so that it can prevent the external force from directly colliding with the circuit board 1, and thus avoid the circuit board 1 from being broken due to collision, and what is not described in detail in this specification belongs to the prior art known to those skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. A small-sized household electrical appliance circuit board capable of rapidly dissipating heat comprises: a circuit board (1) and an electronic display (2), characterized in that;
the circuit board (1) is connected with an electronic display (2);
and the radiating aluminum plate (3) is arranged on the circuit board (1), the radiating aluminum plate (3) is connected with radiating fins (4), and the radiating fins (4) and the radiating aluminum plate (3) are symmetrically distributed into two groups about the central line of the circuit board (1).
2. A small-sized circuit board for household electrical appliances capable of dissipating heat rapidly as claimed in claim 1, wherein: be connected with connecting block (5) on circuit board (1), arc wall (6) have been seted up to connecting block (5) one side, arc wall (6) one side gomphosis threaded rod (7), threaded connection has nut (8) on threaded rod (7).
3. A small-sized circuit board for household electrical appliances capable of dissipating heat rapidly as claimed in claim 2, wherein: the threaded rod (7) and the connecting block (5) form sliding connection through the arc-shaped groove (6), and the connecting block (5) is L-shaped.
4. A small-sized circuit board for household electrical appliances capable of dissipating heat rapidly as claimed in claim 1, wherein: be connected with fixed block (9) on circuit board (1), be connected with L shape pole (10) between fixed block (9) and circuit board (1), sliding connection has guide block (11) on L shape pole (10).
5. The small-sized household electrical appliance circuit board capable of rapidly dissipating heat according to claim 4, wherein: one side of the guide block (11) is connected with a T-shaped block (12), and a first spring (13) is connected between the T-shaped block (12) and the fixed block (9);
the projection (14) is connected to one side of the electronic display (2), a fixing groove (15) is formed in the projection (14), and one end of the T-shaped block (12) is embedded in the fixing groove (15).
6. A small-size household electrical appliances circuit board that can dispel the heat fast of claim 5, characterized in that: a telescopic structure is formed between the T-shaped block (12) and the fixed block (9) through a first spring (13), and a telescopic structure is formed between the T-shaped block (12) and the bump (14) through the first spring (13).
7. A small-sized circuit board for household electrical appliances capable of dissipating heat rapidly as claimed in claim 1, wherein: circuit board (1) one side is provided with blotter (16), and blotter (16) are the rubber material, blotter (16) one side is connected with resistance to compression board (17), and resistance to compression board (17) and blotter (16) are "mouth" font together.
8. A small-sized circuit board for household electrical appliances capable of dissipating heat rapidly as claimed in claim 7, wherein: a groove (18) is formed in one side of the cushion pad (16), a second spring (19) is connected between the groove (18) and the circuit board (1), and a telescopic structure is formed between the groove (18) and the circuit board (1) through the second spring (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220737918.4U CN217217287U (en) | 2022-03-30 | 2022-03-30 | Small-size household electrical appliances circuit board that can dispel heat fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220737918.4U CN217217287U (en) | 2022-03-30 | 2022-03-30 | Small-size household electrical appliances circuit board that can dispel heat fast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217217287U true CN217217287U (en) | 2022-08-16 |
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ID=82757586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220737918.4U Active CN217217287U (en) | 2022-03-30 | 2022-03-30 | Small-size household electrical appliances circuit board that can dispel heat fast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217217287U (en) |
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2022
- 2022-03-30 CN CN202220737918.4U patent/CN217217287U/en active Active
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