CN109936960A - A kind of dust guard of circuit board - Google Patents
A kind of dust guard of circuit board Download PDFInfo
- Publication number
- CN109936960A CN109936960A CN201711364737.1A CN201711364737A CN109936960A CN 109936960 A CN109936960 A CN 109936960A CN 201711364737 A CN201711364737 A CN 201711364737A CN 109936960 A CN109936960 A CN 109936960A
- Authority
- CN
- China
- Prior art keywords
- circuit board
- fixedly installed
- rack gear
- installs case
- electric machine
- 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.)
- Withdrawn
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a kind of dust guards of circuit board, including circuit board installs case, the bottom end of the circuit board installs case is fixedly installed with mounting rack, the top of mounting rack is fixedly installed with circuit board body, the side of circuit board installs case is opened up there are two air outlet, and circuit board installs case is fixedly installed with mounting shell on the side inner wall of air outlet, rotating electric machine is fixedly installed on the side inner wall of mounting shell, the output shaft of rotating electric machine is fixedly installed with gear, the first rack gear and the second rack gear being vertically arranged are slidably fitted on the two sides inner wall of mounting shell respectively, first rack gear and the second rack gear are meshed with gear, the top and bottom end of mounting shell offer opening, first rack gear and the second rack gear pass through the outside that two openings extend to mounting shell respectively, and first the top of rack gear be fixedly installed with the first shutter.Structure of the invention is ingenious, and good dustproof effect while has both good thermal diffusivity, circuit board long service life.
Description
Technical field
The present invention relates to circuit board technology field more particularly to a kind of dust guards of circuit board.
Background technique
Circuit board half is dust-proof to carry out by sealing installation, but circuit board can generate a large amount of heat during the work time
Amount, sealing installation are unfavorable for distributing for heat, and work at high operating temperatures will lead to circuit board accelerated ageing for a long time.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of dust-proof dress of the circuit board proposed
It sets.
To achieve the goals above, present invention employs following technical solutions:
The bottom end of a kind of dust guard of circuit board, including circuit board installs case, the circuit board installs case is fixedly mounted
There is mounting rack, the top of mounting rack is fixedly installed with circuit board body, and the side of circuit board installs case is opened up there are two air outlet,
And circuit board installs case is fixedly installed with mounting shell, fixed peace on the side inner wall of mounting shell on the side inner wall of air outlet
Equipped with rotating electric machine, the output shaft of rotating electric machine is fixedly installed with gear, is slidably fitted with respectively on the two sides inner wall of mounting shell
The first rack gear and the second rack gear being vertically arranged, the first rack gear and the second rack gear are meshed with gear, the top of mounting shell with
Bottom end offers opening, and the first rack gear and the second rack gear pass through the outside that two openings extend to mounting shell, and first respectively
The top of rack gear is fixedly installed with the first shutter, and the bottom end of the second rack gear is fixedly installed with the second shutter, the first shutter
With the second shutter with the inner wall sliding contact of circuit board installs case, and the first shutter and the second shutter respectively with two
Air outlet is corresponding, and the top of circuit board installs case offers air inlet, and solid respectively on the top inner wall of circuit board installs case
Dingan County is equipped with fixed link and push-rod electric machine, and the bottom end of fixed link is rotatably equipped with fan, and fan is solid close to the side of push-rod electric machine
Dingan County is equipped with horizontally disposed fixed strip, and the output shaft of push-rod electric machine and the top of fixed strip are slidably connected.
Preferably, the fixed link is vertically arranged with push-rod electric machine, and it is sliding that the top of fixed strip is slidably fitted with first
The top of motion block, the output shaft of push-rod electric machine and the first sliding shoe is rotatablely connected.
Preferably, the top of the circuit board installs case is located at air inlet position and is fixedly installed with dust cover.
Preferably, the circuit board body is horizontally disposed, and fan is located at the surface of circuit board body.
Preferably, first rack gear and the mutually separate side of the second rack gear are also fixedly installed with the second sliding shoe, and second
The inner wall of sliding shoe and mounting shell is slidably connected.
The beneficial effects of the present invention are: being hidden by mounting shell, rotating electric machine, gear, the first rack gear, the second rack gear, first
Baffle, the second shutter, fixed link, push-rod electric machine, fan, fixed strip, the first sliding shoe, dust cover and the second sliding shoe are matched
It closes and has achieved the effect that heat dissipation is blowed to circuit board body by fan, the angle of fan can be rotated, can be to entire
Circuit board body blowing heat dissipation, and air inlet is equipped with dust cover, air outlet can be automatically closed when being not necessarily to and radiating, dust-proof effect
Good, structure of the invention is ingenious, and good dustproof effect while has both good thermal diffusivity, circuit board long service life.
Detailed description of the invention
Fig. 1 is a kind of main perspective cross-sectional view of the dust guard of circuit board proposed by the present invention；
Fig. 2 is a kind of mounting shell side view angle cross-sectional view of the dust guard of circuit board proposed by the present invention.
In figure: 1 circuit board installs case, 2 mounting racks, 3 circuit board bodies, 4 mounting shells, 5 rotating electric machines, 6 gears, 7 first
Rack gear, 8 second rack gears, 9 first shutters, 10 second shutters, 11 fixed links, 12 push-rod electric machines, 13 fans, 14 fixed strips,
15 first sliding shoes, 16 dust covers, 17 the second sliding shoes.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-2, a kind of dust guard of circuit board, including circuit board installs case 1, the bottom end of circuit board installs case 1
It is fixedly installed with mounting rack 2, the top of mounting rack 2 is fixedly installed with circuit board body 3, and the side of circuit board installs case 1 opens up
There are two air outlets, and circuit board installs case 1 is fixedly installed with mounting shell 4 on the side inner wall of air outlet, mounting shell 4
Rotating electric machine 5 is fixedly installed on the inner wall of side, the output shaft of rotating electric machine 5 is fixedly installed with gear 6, the two sides of mounting shell 4
It is slidably fitted with the first rack gear 7 and the second rack gear 8 being vertically arranged on inner wall respectively, the first rack gear 7 and the second rack gear 8 are and tooth
Wheel 6 is meshed, and the top and bottom end of mounting shell 4 offer opening, and the first rack gear 7 and the second rack gear 8 are opened by two respectively
Mouth extends to the outside of mounting shell 4, and the top of the first rack gear 7 is fixedly installed with the first shutter 9, the bottom end of the second rack gear 8
It is fixedly installed with the second shutter 10, the first shutter 9 connects with the sliding of the inner wall of circuit board installs case 1 with the second shutter 10
Touching, and the first shutter 9 is corresponding with two air outlets respectively with the second shutter 10, the top of circuit board installs case 1 opens up
There is air inlet, and is fixedly installed with fixed link 11 and push-rod electric machine 12, fixed link on the top inner wall of circuit board installs case 1 respectively
11 bottom end is rotatably equipped with fan 13, and fan 13 is fixedly installed with horizontally disposed fixed strip close to the side of push-rod electric machine 12
14, the top of the output shaft and fixed strip 14 of push-rod electric machine 12 is slidably connected.
In the present embodiment, when circuit board work, rotating electric machine 5 is rotated with moving gear 6, gear 6 and the first rack gear 7 and the
Two rack gears 8 engage, so that the first rack gear 7 and the second rack gear 8 be driven to slide, so that 9 slide downward of the first shutter, second is hidden
10 upward sliding of baffle, air outlet are opened, and fan 13, which dries to circuit board body 3, to radiate, the flexible promotion of push-rod electric machine 12 the
One sliding shoe 15 slides on fixed strip 14, so that fan 13 be pushed to rotate, radiates to dry whole circuit board ontology 3,
Dust cover 16 plays dust-proof effect, and when circuit board body 3 does not work, fan 13, which is closed, stops heat dissipation, and rotating electric machine 5 reversely turns
It moves so that the first shutter 9 and the second shutter 10 reset, so that air outlet is plugged, to prevent dust from entering.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of dust guard of circuit board, including circuit board installs case (1), which is characterized in that the circuit board installs case (1)
Bottom end be fixedly installed with mounting rack (2), the top of mounting rack (2) is fixedly installed with circuit board body (3), circuit board installs case
(1) side is opened up there are two air outlet, and circuit board installs case (1) is fixedly installed with peace on the side inner wall of air outlet
It fills shell (4), is fixedly installed with rotating electric machine (5) on the side inner wall of mounting shell (4), the fixed peace of the output shaft of rotating electric machine (5)
Equipped with gear (6), the first rack gear (7) and the second tooth being vertically arranged are slidably fitted on the two sides inner wall of mounting shell (4) respectively
Item (8), the first rack gear (7) and the second rack gear (8) are meshed with gear (6), and the top of mounting shell (4) is offered with bottom end
Opening, the first rack gear (7) and the second rack gear (8) are open by two extend to the outside of mounting shell (4), and the first rack gear respectively
(7) top is fixedly installed with the first shutter (9), and the bottom end of the second rack gear (8) is fixedly installed with the second shutter (10), the
One shutter (9) and the inner wall sliding contact of the second shutter (10) with circuit board installs case (1), and the first shutter (9)
Corresponding with two air outlets respectively with the second shutter (10), the top of circuit board installs case (1) offers air inlet, and electricity
Fixed link (11) and push-rod electric machine (12) are fixedly installed on the top inner wall of road plate installs case (1) respectively, fixed link (11)
Bottom end is rotatably equipped with fan (13), and fan (13) is fixedly installed with horizontally disposed fixation close to the side of push-rod electric machine (12)
The top of item (14), the output shaft and fixed strip (14) of push-rod electric machine (12) is slidably connected.
2. a kind of dust guard of circuit board according to claim 1, which is characterized in that the fixed link (11) and push rod
Motor (12) is vertically arranged, and the top of fixed strip (14) is slidably fitted with the first sliding shoe (15), push-rod electric machine (12)
The rotation connection of the top of output shaft and the first sliding shoe (15).
3. a kind of dust guard of circuit board according to claim 1, which is characterized in that the circuit board installs case (1)
Top be located at air inlet position and be fixedly installed with dust cover (16).
4. a kind of dust guard of circuit board according to claim 1, which is characterized in that the circuit board body (3) is
It is horizontally disposed, and fan (13) is located at the surface of circuit board body (3).
5. a kind of dust guard of circuit board according to claim 1, which is characterized in that first rack gear (7) and
The mutually separate side of two rack gears (8) is also fixedly installed with the second sliding shoe (17), and the second sliding shoe (17) is interior with mounting shell (4)
Wall is slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711364737.1A CN109936960A (en) | 2017-12-18 | 2017-12-18 | A kind of dust guard of circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711364737.1A CN109936960A (en) | 2017-12-18 | 2017-12-18 | A kind of dust guard of circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109936960A true CN109936960A (en) | 2019-06-25 |
Family
ID=66982610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711364737.1A Withdrawn CN109936960A (en) | 2017-12-18 | 2017-12-18 | A kind of dust guard of circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109936960A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113068346A (en) * | 2021-03-30 | 2021-07-02 | 电子科技大学成都学院 | Microelectronic positioning device |
| CN113707421A (en) * | 2021-10-28 | 2021-11-26 | 南通显驰复客智能科技有限公司 | Safe radiating transformer |
| CN115446065A (en) * | 2022-09-13 | 2022-12-09 | 廊坊市亚龙三惠科技有限公司 | Dust settling and collecting device for powder coating preparation |
-
2017
- 2017-12-18 CN CN201711364737.1A patent/CN109936960A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113068346A (en) * | 2021-03-30 | 2021-07-02 | 电子科技大学成都学院 | Microelectronic positioning device |
| CN113707421A (en) * | 2021-10-28 | 2021-11-26 | 南通显驰复客智能科技有限公司 | Safe radiating transformer |
| CN113707421B (en) * | 2021-10-28 | 2022-02-08 | 南通显驰复客智能科技有限公司 | Safe radiating transformer |
| CN115446065A (en) * | 2022-09-13 | 2022-12-09 | 廊坊市亚龙三惠科技有限公司 | Dust settling and collecting device for powder coating preparation |
| CN115446065B (en) * | 2022-09-13 | 2023-06-16 | 廊坊市亚龙三惠科技有限公司 | Dust fall and collection device for powder coating preparation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190625 |