CN212259645U - Dustproof printed circuit board - Google Patents
Dustproof printed circuit board Download PDFInfo
- Publication number
- CN212259645U CN212259645U CN202021049190.3U CN202021049190U CN212259645U CN 212259645 U CN212259645 U CN 212259645U CN 202021049190 U CN202021049190 U CN 202021049190U CN 212259645 U CN212259645 U CN 212259645U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- dustproof
- dust
- dust guard
- printed circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000428 dust Substances 0.000 claims abstract description 70
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 230000017525 heat dissipation Effects 0.000 claims abstract description 8
- 239000000758 substrate Substances 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009825 accumulation Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
Images
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to a dustproof printed circuit board, include: a substrate; the dustproof plate is provided with a plurality of radiating holes; a dust removal assembly, the dust removal assembly comprising: a fixed plate, a movable plate, a spring, and a cleaning block. The utility model discloses in, the dust guard is installed and can be prevented that the dust from piling up on the circuit board surface in the base plate top, and the detachable dust guard can conveniently be dismantled after long-time the use and get off cleanly, through the slip fly leaf, drives clean piece and scrapes the clear ash on the dust guard surface, and the fly leaf is automatic re-setting under the elastic force effect of spring after the clear dust is accomplished, convenient and fast, and the heat dissipation of the louvre circuit board of being convenient for on the dust guard simultaneously guarantees the circuit board performance.
Description
Technical Field
The utility model relates to a circuit board technical field, in particular to dustproof printed circuit board.
Background
The circuit board is used for connecting electronic components to form an electronic device with a certain function. The existing circuit board body is exposed in the air, dust often enters in daily use, and the dust accumulation condition is more serious for the circuit board on some outdoor electronic equipment. The accumulation of circuit board dust not only affects the proper operation and efficiency of the electrical components, but also causes short circuit failures, thereby reducing the useful life of the circuit board and electrical components.
The existing dustproof circuit board is usually coated with resin glue or pasted with a film on the surface of the circuit board for dustproof protection, so that the surface of the circuit board is often sealed, the circuit board generates heat and is difficult to disperse, and the normal work and the service life of an electronic product are influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a dustproof printed circuit board has and prevents that the dust from piling up and making things convenient for the clear advantage of dust on the circuit board surface.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a dust-proof printed circuit board comprising: the mounting structure comprises a substrate, wherein mounting columns are fixedly connected with four corners of the surface of the substrate; the dustproof plate is detachably assembled on the mounting column and is provided with a plurality of radiating holes; locate dust removal subassembly on the dust guard, the dust removal subassembly includes: the dust guard device comprises a fixed plate, a movable plate, a spring and a cleaning block, wherein the fixed plate is fixedly connected to one side of the upper surface of the dust guard, the movable plate is assembled to the upper surface of the dust guard in a sliding mode, one end of the spring is fixedly connected with the fixed plate, the other end of the spring is fixedly connected with the movable plate, and the cleaning block is fixedly connected to the movable plate and is far away from one side.
Realize above-mentioned technical scheme, the dust guard is installed and can prevent that the dust from piling up on the circuit board surface in the base plate top, and the detachable dust guard can conveniently be dismantled after long-time the use and get off cleanly, through sliding the fly leaf, drives clean piece and scrapes the clear ash on the dust guard surface, and the fly leaf is automatic re-setting under the elastic force effect of spring after the clear dust is accomplished, convenient and fast, and the louvre on the dust guard is convenient for the heat dissipation of circuit board simultaneously, guarantees the circuit board performance.
As an optimized scheme of the utility model, set up on the dust guard with the mounting hole of erection column looks adaptation.
As the utility model discloses an optimal scheme, first storage tank has been seted up on the erection column lateral wall, be equipped with spacing subassembly in the first storage tank, spacing subassembly includes: the limiting elastic piece is fixedly connected with the limiting ball at one end and fixedly connected with the side wall of the first accommodating groove at the other end, and a second accommodating groove for clamping and embedding the limiting ball is formed in the mounting hole.
According to the technical scheme, the dust guard vertically slides on the mounting column through the mounting hole, the limiting ball can be simultaneously clamped and embedded in the first accommodating groove and the second accommodating groove through the elastic force of the limiting elastic piece, so that the movement of the dust guard is limited, and the dust guard is convenient to mount and simple to dismount.
As an optimized scheme of the utility model, spacing subassembly symmetry is provided with two sets ofly.
Realize above-mentioned technical scheme, improve the stability of being connected between dust guard and the erection column.
As a preferred scheme of the utility model, the cleaning block is a triangle structure and is made of flexible material.
Realize above-mentioned technical scheme, the convenience promotes to clean the dust on dust guard surface.
As an optimized scheme of the utility model, the dust guard is provided with two from top to bottom, and two louvre on the dust guard is crisscross to be seted up.
By the technical scheme, the circuit board is convenient to dissipate heat, and dust is effectively prevented from falling on the circuit board from the heat dissipation holes.
To sum up, the utility model discloses following beneficial effect has: the dust guard is installed and can prevent that the dust from piling up on the circuit board surface in the base plate top, and the detachable dust guard can conveniently be dismantled the cleanness after long-time the use, through sliding movable plate, drives clean piece and scrapes the clear ash of sweeping at the dust guard surface, and the fly leaf is automatic re-setting under the elastic force effect of spring after the clear dust is accomplished, convenient and fast, and the heat dissipation of the circuit board of being convenient for of louvre on the dust guard simultaneously guarantees the circuit board performance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a cross-sectional view of an embodiment of the present invention.
Fig. 3 is an enlarged view of a portion a in fig. 2.
The corresponding part names indicated by the numbers and letters in the drawings:
1. a substrate; 2. mounting a column; 3. a dust-proof plate; 4. heat dissipation holes; 5. a fixing plate; 6. a movable plate; 7. a spring; 8. a cleaning block; 9. a first accommodating groove; 10. a second accommodating groove; 11. a limiting ball; 12. spacing elastic component.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 efforts belong to the protection scope of the present invention.
Examples
As shown in fig. 1 to 3, the utility model provides a dustproof printed circuit board, include: base plate 1, dust guard 3 and dust removal subassembly, four edges fixedly connected with erection column 2 on 1 surperficial of base plate, and the mounting hole with 2 looks adaptations of erection column is seted up on dust guard 3 to the demountable assembly on erection column 2, has seted up first storage tank 9 on the 2 lateral walls of erection column, is equipped with spacing subassembly in the first storage tank 9, and spacing subassembly includes: spacing ball 11, and spacing elastic component 12, spacing ball 11 slidingtype assembly is in first storage tank 9, spacing elastic component 12 one end and 11 fixed connection of spacing ball and the other end and the lateral wall fixed connection of first storage tank 9, set up the second storage tank 10 that can supply spacing ball 11 inlay card in the mounting hole, dust guard 3 passes through the vertical slip of mounting hole on erection column 2, elastic force through spacing elastic component 12 makes spacing ball 11 can inlay card simultaneously in first storage tank 9 and second storage tank 10, thereby restrict the activity of dust guard 3, simple to operate and dismantle simply, spacing subassembly symmetry is provided with two sets ofly, improve the stability of being connected between dust guard 3 and the erection column 2.
On dust board 3 was located to the dust component, the dust component included: fixed plate 5, fly leaf 6, spring 7 and clean piece 8, 5 fixed connection of fixed plate in 3 upper surface one sides of dust guard, 6 slidingtype assemblies in the 3 upper surface of dust guard of fly leaf, spring 7 one end and 5 fixed connection of fixed plate and the other end and 6 fixed connection of fly leaf, clean piece 8 fixed connection keeps away from fixed plate 5 one side in fly leaf 6, clean piece 8 is the triangle-shaped structure and is made by flexible material, the convenience promotes to clean the dust on 3 surfaces of dust guard.
Further, a plurality of louvres 4 have been seted up to dust guard 3, and dust guard 3 is provided with two from top to bottom, and louvre 4 on two dust guards 3 is crisscross to be seted up, when making things convenient for the heat dissipation of circuit board, effectively prevents that the dust from louvre 4 from falling on the circuit board.
The embodiment of the utility model provides an in, dust guard 3 is installed and can be prevented that the dust from piling up on circuit board surface in base plate 1 top, and detachable dust guard 3 can conveniently be dismantled after long-time the use and get off cleanly, through sliding movable plate 6, drives clean piece 8 and scrapes the deashing on dust guard 3 surfaces, and dust cleaning accomplishes back movable plate 6 automatic re-setting under the elastic force effect of spring 7, convenient and fast, the heat dissipation of the circuit board of being convenient for of louvre 4 on the dust guard 3 simultaneously guarantees the circuit board performance.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A dustproof printed circuit board, comprising:
the mounting structure comprises a substrate, wherein mounting columns are fixedly connected with four corners of the surface of the substrate;
the dustproof plate is detachably assembled on the mounting column and is provided with a plurality of radiating holes;
locate dust removal subassembly on the dust guard, the dust removal subassembly includes: the dust guard device comprises a fixed plate, a movable plate, a spring and a cleaning block, wherein the fixed plate is fixedly connected to one side of the upper surface of the dust guard, the movable plate is assembled to the upper surface of the dust guard in a sliding mode, one end of the spring is fixedly connected with the fixed plate, the other end of the spring is fixedly connected with the movable plate, and the cleaning block is fixedly connected to the movable plate and is far away from one side.
2. The dustproof printed circuit board of claim 1, wherein the dustproof plate is provided with mounting holes adapted to the mounting posts.
3. The dustproof printed circuit board of claim 2, wherein a first receiving groove is formed in a side wall of the mounting post, a limiting component is disposed in the first receiving groove, and the limiting component comprises: the limiting elastic piece is fixedly connected with the limiting ball at one end and fixedly connected with the side wall of the first accommodating groove at the other end, and a second accommodating groove for clamping and embedding the limiting ball is formed in the mounting hole.
4. The dustproof printed circuit board according to claim 3, wherein the limiting assemblies are symmetrically arranged in two groups.
5. The dustproof printed circuit board of claim 1, wherein the cleaning block has a triangular structure and is made of a flexible material.
6. The dustproof printed circuit board of claim 1, wherein two dustproof plates are arranged on the upper and lower sides, and the heat dissipation holes of the two dustproof plates are arranged in a staggered manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021049190.3U CN212259645U (en) | 2020-06-09 | 2020-06-09 | Dustproof printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021049190.3U CN212259645U (en) | 2020-06-09 | 2020-06-09 | Dustproof printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212259645U true CN212259645U (en) | 2020-12-29 |
Family
ID=73988140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021049190.3U Expired - Fee Related CN212259645U (en) | 2020-06-09 | 2020-06-09 | Dustproof printed circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212259645U (en) |
-
2020
- 2020-06-09 CN CN202021049190.3U patent/CN212259645U/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 |
Granted publication date: 20201229 |