CN212544164U - Exhaust fan control circuit board convenient to heat dissipation - Google Patents
Exhaust fan control circuit board convenient to heat dissipation Download PDFInfo
- Publication number
- CN212544164U CN212544164U CN202021723518.5U CN202021723518U CN212544164U CN 212544164 U CN212544164 U CN 212544164U CN 202021723518 U CN202021723518 U CN 202021723518U CN 212544164 U CN212544164 U CN 212544164U
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- China
- Prior art keywords
- circuit board
- heat
- collecting plate
- heat collecting
- heat dissipation
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 31
- 239000000463 material Substances 0.000 claims description 13
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910002804 graphite Inorganic materials 0.000 claims description 5
- 239000010439 graphite Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 21
- 230000009977 dual effect Effects 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 239000003365 glass fiber Substances 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000011188 CEM-1 Substances 0.000 description 1
- 101100257127 Caenorhabditis elegans sma-2 gene Proteins 0.000 description 1
- 101100257134 Caenorhabditis elegans sma-4 gene Proteins 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses an exhaust fan control circuit board convenient to heat dissipation, the on-line screen storage device comprises a base, the base top is equipped with the thermal-arrest board, thermal-arrest board top is equipped with the circuit board, the base both ends all are equipped with the fixed plate, the circuit board bottom is equipped with the insulating layer, insulating layer and thermal-arrest board fixed connection, the thermal-arrest inboard is equipped with a plurality of louvres. The utility model discloses an install the circuit board on the thermal-arrest board, in order to improve radiating efficiency, can be through the heat discharge part that gives off on the insulating layer on the thermal-arrest board with the circuit board, then the fan through the fixed plate both sides is with the heat discharge, can play dual radiating effect, thereby the radiating effect of circuit board, increase life, then absorb some with the heat through the thermal-arrest board, conduct first spring with the heat through the conducting strip, then discharge through the fin, can reduce thermal piling up on the circuit board, circuit board radiating effect is good, prolonged service life.
Description
Technical Field
The utility model relates to an electronic appliance technical field, concretely relates to exhaust fan control scheme board convenient to heat dissipation.
Background
The circuit board functions as a connecting element in the electrical equipment, and also functions as a control circuit in the electrical equipment, and an integrated circuit control board, also a circuit board, can be formed in the electrical equipment, and a conductive pattern formed by making a printed circuit, a printed element or a combination of the two on an insulating material according to a predetermined design is generally called a printed circuit. And a conductive pattern on the insulating substrate that provides electrical connection between the components is called a printed wiring. The finished board of the printed circuit or printed circuit is then referred to as a printed circuit board, also known as a printed circuit board or printed circuit board. Circuit boards can be classified into the following categories according to function: single-sided circuit board, two-sided circuit board, multilayer circuit board, aluminium base circuit board, impedance circuit board, FPC flexible circuit board etc. the raw materials of circuit board divide into: the glass fiber, CEM-1, CEM3, FR4 and the like, which can be seen in daily life, for example, the core of the fireproof cloth and the fireproof felt is the glass fiber, the glass fiber is easily combined with resin, the glass fiber cloth with compact structure and high strength is immersed in the resin and hardened to obtain the PCB substrate which is insulated and not easy to bend, if the PCB is broken, the edge is whitish and layered, and the material is proved to be resin glass fiber.
The existing heat dissipation mechanism has certain disadvantages when in use, firstly, the heat dissipation performance is poor, the heat dissipation efficiency is low, the service life of the circuit board cannot be prolonged to a large extent, certain adverse effects are caused, secondly, the circuit board cannot be clamped and fixed, the circuit board is easy to loosen, the heat dissipation effect is influenced, certain adverse effects are caused, and certain influences are brought to the use process of people.
Therefore, it is necessary to provide a control circuit board for a fan, which facilitates heat dissipation, to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a exhaust fan control scheme board convenient to heat dissipation, through installing the circuit board on the thermal-arrest board, in order to improve radiating efficiency, can be through the heat discharge part that gives off on the insulating layer on the thermal-arrest board with the circuit board, then the fan through the fixed plate both sides is with heat discharge, can play dual radiating effect, thereby the radiating effect of circuit board, increase service life, then absorb some with the heat through the thermal-arrest board, conduct first spring with the heat through the conducting strip, then discharge through the fin, can reduce thermal piling up on the circuit board, with the above-mentioned weak point in the solution technique.
In order to achieve the above object, the present invention provides the following technical solutions: an exhaust fan control circuit board convenient for heat dissipation comprises a base, wherein a heat collecting plate is arranged on the top of the base, a circuit board is arranged on the top of the heat collecting plate, fixing plates are arranged at two ends of the base, an insulating layer is arranged at the bottom of the circuit board and fixedly connected with the heat collecting plate, a plurality of heat dissipation holes are formed in the heat collecting plate, fans are arranged at two ends of the heat collecting plate, a heat conducting fin is fixedly connected with the bottom of the heat collecting plate, a groove is formed in the base, a plurality of first springs are arranged in the groove and slidably connected with the heat collecting plate, a heat radiating fin is arranged at the bottom of the base, fixing plates are arranged at two ends of the outer wall of the base, a sliding groove is formed in each fixing plate, a plurality of fixing rods are arranged in the sliding groove, two ends of the outer wall of each fixing rod, the through hole is connected with the fixed rod in a sliding mode, a plurality of second springs are arranged between the through hole and the fixed rod, two ends of the top of the movable plate are hinged to fixture blocks, movable grooves are formed in the inner walls of the fixture blocks, connecting blocks are connected to the inner walls of the movable grooves in a sliding mode, third springs are arranged at the tops of the connecting blocks, and protective pads are arranged at the bottoms of the connecting blocks.
Preferably, the insulating layer is made of an epoxy resin material, and the heat collecting plate is made of a titanium alloy.
Preferably, the number of the movable plates is two, and the two movable plates are distributed in parallel.
Preferably, the heat radiating fin is made of an aluminum material, and a heat conducting graphite film is arranged on the surface of the heat conducting fin.
Preferably, the bottom of the protection pad is arc-shaped, and the protection pad is made of rubber materials.
Preferably, the number of the fans is set to be plural, and the length of the circuit board is larger than that of the heat collecting plate.
In the technical scheme, the utility model provides a technological effect and advantage:
by mounting the circuit board on the heat collecting plate, in order to improve the heat dissipation efficiency, the heat dissipated from the circuit board can be partially exhausted through the insulating layer on the heat collecting plate, and then the heat is exhausted through the fans at the two sides of the fixing plate, thereby achieving the dual heat dissipation effect, increasing the service life of the circuit board, then the heat is partially absorbed through the heat collecting plate, the heat is conducted to the first spring through the heat conducting fins and then exhausted through the heat radiating fins, the accumulation of the heat on the circuit board can be reduced, the circuit board is placed on the top of the heat collecting plate and pressed downwards, the heat collecting plate slides downwards in the base, the circuit board is pressed downwards through the elastic action of the first spring, then the through hole at the bottom of the movable plate and the fixed rod are slid through the sliding movable plate to adjust the width, and the position of the movable plate is fixed through the elastic action, then rotate a plurality of fixture blocks and fill up the protection with the laminating of circuit board, make the protection fill up fixed the circuit board through the spring action in movable groove, compare with prior art, the circuit board radiating effect is good, increase of service life.
For a clearer explanation of the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and it is obvious for those skilled in the art to obtain other drawings according to these drawings.
FIG. 1 is a sectional view of the overall structure of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a side view of the present invention;
fig. 5 is an enlarged view of a structure in fig. 1 according to the present invention.
Description of reference numerals:
the heat collecting device comprises a base 1, a heat collecting plate 2, a circuit board 3, a fixing plate 4, an insulating layer 5, heat radiating holes 6, a fan 7, a heat conducting fin 8, a groove 9, a first spring 10, a heat radiating fin 11, a sliding groove 12, a fixing rod 13, a movable plate 14, a through hole 15, a second spring 16, a clamping block 17, a movable groove 18, a connecting block 19, a third spring 20 and a protective pad 21.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings.
The utility model provides an exhaust fan control circuit board convenient for heat dissipation, as shown in figures 1-5, comprising a base 1, wherein the top of the base 1 is provided with a heat collecting plate 2, the top of the heat collecting plate 2 is provided with a circuit board 3, both ends of the base 1 are provided with fixing plates 4, the bottom of the circuit board 3 is provided with an insulating layer 5, the insulating layer 5 is fixedly connected with the heat collecting plate 2, a plurality of heat dissipating holes 6 are arranged inside the heat collecting plate 2, both ends of the heat collecting plate 2 are provided with fans 7, the bottom of the heat collecting plate 2 is fixedly connected with a heat conducting fin 8, a groove 9 is arranged inside the base 1, a plurality of first springs 10 are arranged inside the groove 9, the groove 9 is slidably connected with the heat collecting plate 2, the bottom of the base 1 is provided with a heat dissipating fin 11, both ends of the outer wall of the base 1 are provided with fixing plates 4, a chute, the two ends of the outer wall of the fixed rod 13 are fixedly connected with the sliding groove 12, the inside of the sliding groove 12 is slidably connected with a movable plate 14, the inside of the movable plate 14 is provided with a plurality of through holes 15, the through holes 15 are slidably connected with the fixed rod 13, a plurality of second springs 16 are arranged between the through holes 15 and the fixed rod 13, two ends of the top of the movable plate 14 are hinged with clamping blocks 17, the inner wall of each clamping block 17 is provided with a movable groove 18, the inner wall of each movable groove 18 is slidably connected with a connecting block 19, the top of each connecting block 19 is provided with a third spring 20, the bottom of each connecting block 19 is provided with a protective pad 21, when the heat collecting plate 2 is used, the circuit board 3 can be installed on the heat collecting plate 2, in order to improve the heat dissipation efficiency, part of heat dissipated from the circuit board 3 can be discharged through the insulating layer, thereby the heat dissipation effect of the circuit board 3 is increased, the service life is prolonged, then a part of heat is absorbed by the heat collection plate 2, the heat is conducted to the first spring 10 through the heat conduction sheet 8, then the heat is discharged through the heat radiation fin 11, the accumulation of the heat on the circuit board can be reduced, wherein the insulation layer 5 is made of epoxy resin material, the heat generated by the circuit board 3 is directly conducted to the heat collection plate 2 through the insulation layer 5 for heat dissipation, the heat collection plate 2 is made of titanium alloy material, the heat collection plate 2 has the characteristics of high strength, good corrosion resistance, good heat resistance, good electrical conductivity and the like, the heat generated when the circuit board 3 works is transferred to the heat collection plate 2 made of titanium alloy through the insulation layer 5, the heat resistance is further reduced, the thermal conductivity is enhanced, the heat dissipation effect of the circuit board is improved, the service life of the circuit, the heat-conducting graphite film is a novel heat-conducting and heat-dissipating material, has unique crystal grain orientation, evenly conducts heat along two directions, has good heat-dissipating effect, and in order to prevent the circuit board from loosening during installation, it is possible to press the circuit board 3 downwardly by placing the circuit board on top of the heat collecting plate 2 at the time of circuit board mounting, the heat collecting plate 2 slides downwardly inside the base 1, the circuit board 3 is pressed downwardly by the elastic force of the first spring 10, then, the width of the through hole 15 at the bottom of the movable plate is adjusted by sliding the movable plate 14 with the fixed rod 13, the position of the movable plate 14 is fixed by the elastic force of the second spring 16, then rotate a plurality of fixture blocks 17 and laminate protection pad 21 and circuit board 3, make protection pad 21 fixed circuit board 3 through the elastic force effect of activity groove 18, can play screens, fixed effect, prevent that the circuit board is not hard up, be favorable to people to use.
Furthermore, in the above technical solution, the insulating layer 5 is made of an epoxy resin material, the heat collecting plate 2 is made of a titanium alloy, and the titanium alloy has the characteristics of high strength, good corrosion resistance, good heat resistance, good electrical conductivity, and the like, and 3 the heat generated during operation is transferred to the heat collecting plate 2 made of the titanium alloy through the insulating layer 5, so that the thermal resistance is further reduced, the thermal conductivity is enhanced, the heat dissipation effect of the circuit board is improved, and the service life of the circuit board is prolonged by utilizing the high thermal conductivity of the titanium alloy.
Further, in the above technical solution, the number of the movable plates 14 is two, and the two movable plates 14 are distributed in parallel, so as to effectively fix the circuit board 3, prevent the circuit board from loosening, and facilitate the use of people.
Further, in the above technical solution, the heat sink 11 is made of an aluminum material, the surface of the heat conducting fin 8 is provided with a heat conducting graphite film, the heat conducting graphite film is a novel heat conducting and radiating material, has a unique crystal grain orientation, conducts heat uniformly along two directions, and has a good heat radiating effect.
Further, in the above technical solution, the bottom of the protection pad 21 is set to be arc-shaped, and the protection pad 21 is made of rubber material, so as to prevent the circuit board 3 from being damaged when being fixed.
Further, in the above technical solution, the number of the fans 7 is set to be plural, the length of the circuit board 3 is greater than the length of the heat collecting plate 2, and the fans 7 on two sides of the fixing plate 4 discharge heat, so that a dual heat dissipation effect can be achieved, thereby increasing the service life of the circuit board 3.
This practical theory of operation:
referring to fig. 1 to 5 of the specification, in use, the circuit board 3 may be mounted on the heat collecting plate 2, in order to improve the heat dissipation efficiency, a portion of heat dissipated from the circuit board 3 may be discharged through the insulating layer 5 on the heat collecting plate 2, and then the heat may be discharged through the fans 7 on both sides of the fixing plate 4, which may perform a dual heat dissipation function, such that the heat dissipation effect of the circuit board 3 increases the service life, and then a portion of the heat may be absorbed through the heat collecting plate 2, the heat may be conducted to the first springs 10 through the heat conducting fins 8, and then discharged through the heat dissipating fins 11, which may reduce the accumulation of heat on the circuit board, the circuit board 3 may be placed on the top of the heat collecting plate 2 to be pressed downward, the heat collecting plate 2 may slide downward inside the base 1, the circuit board 3 may be pressed downward by the elastic force of the first springs 10, and then the through holes 15 on the bottom, the position of the movable plate 14 is fixed by the elastic force of the second spring 16, and then the plurality of latch blocks 17 are rotated to attach the protection pad 21 to the circuit board 3, and the protection pad 21 fixes the circuit board 3 by the elastic force of the movable groove 18.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (6)
1. The utility model provides an exhaust fan control scheme board convenient to heat dissipation, includes base (1), its characterized in that: the heat collecting plate is characterized in that a heat collecting plate (2) is arranged at the top of the base (1), a circuit board (3) is arranged at the top of the heat collecting plate (2), fixing plates (4) are arranged at two ends of the base (1), an insulating layer (5) is arranged at the bottom of the circuit board (3), the insulating layer (5) is fixedly connected with the heat collecting plate (2), a plurality of heat dissipation holes (6) are formed in the heat collecting plate (2), fans (7) are arranged at two ends of the heat collecting plate (2), heat conducting fins (8) are fixedly connected with the bottom of the heat collecting plate (2), a groove (9) is formed in the base (1), a plurality of first springs (10) are arranged in the groove (9), the groove (9) is slidably connected with the heat collecting plate (2), heat radiating fins (11) are arranged at the bottom of the base (1), the fixing plates (4) are arranged at two ends of the outer, the utility model discloses a safety protection device for the automobile seat, including spout (12), dead lever (13) outer wall both ends all with spout (12) fixed connection, spout (12) inside sliding connection has fly leaf (14), fly leaf (14) inside has seted up a plurality of through-holes (15), through-hole (15) and dead lever (13) sliding connection, be equipped with a plurality of second springs (16) between through-hole (15) and dead lever (13), fly leaf (14) top both ends all articulate there is fixture block (17), movable groove (18) have been seted up to fixture block (17) inner wall, movable groove (18) inner wall sliding connection has connecting block (19), connecting block (19) top is equipped with third spring (20), connecting block (19) bottom is equipped with protection pad (21).
2. A ventilating fan control circuit board convenient for heat dissipation according to claim 1, wherein: the insulating layer (5) is made of epoxy resin materials, and the heat collecting plate (2) is made of titanium alloy.
3. A ventilating fan control circuit board convenient for heat dissipation according to claim 1, wherein: the number of the movable plates (14) is two, and the two movable plates (14) are distributed in parallel.
4. A ventilating fan control circuit board convenient for heat dissipation according to claim 1, wherein: the radiating fins (11) are made of aluminum materials, and the surfaces of the heat conducting fins (8) are provided with heat conducting graphite films.
5. A ventilating fan control circuit board convenient for heat dissipation according to claim 1, wherein: the bottom of the protective pad (21) is arc-shaped, and the protective pad (21) is made of rubber materials.
6. A ventilating fan control circuit board convenient for heat dissipation according to claim 1, wherein: the number of the fans (7) is set to be a plurality, and the length of the circuit board (3) is larger than that of the heat collecting plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021723518.5U CN212544164U (en) | 2020-08-18 | 2020-08-18 | Exhaust fan control circuit board convenient to heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021723518.5U CN212544164U (en) | 2020-08-18 | 2020-08-18 | Exhaust fan control circuit board convenient to heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212544164U true CN212544164U (en) | 2021-02-12 |
Family
ID=74527993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021723518.5U Expired - Fee Related CN212544164U (en) | 2020-08-18 | 2020-08-18 | Exhaust fan control circuit board convenient to heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212544164U (en) |
-
2020
- 2020-08-18 CN CN202021723518.5U patent/CN212544164U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210212 |