CN214014747U

CN214014747U - Dustproof and waterproof circuit board

Info

Publication number: CN214014747U
Application number: CN202023155838.8U
Authority: CN
Inventors: 黎群兰
Original assignee: Chengdu Longyutianling Electronic Technology Co ltd
Current assignee: Chengdu Longyutianling Electronic Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-08-20
Anticipated expiration: 2030-12-24

Abstract

The utility model belongs to the circuit board field, especially, dustproof and waterproof circuit board, it is relatively poor to current circuit board dustproof and waterproof performance, has reduced circuit board life's problem, the following scheme is proposed at present, and it includes quick-witted case, quick-witted incasement is equipped with circuit board main part, two square plates of bottom fixedly connected with of circuit board main part, seted up two square grooves on the bottom inner wall of machine case, square plate and square groove clamp mutually, and the louvre has all been seted up to the both sides of machine case, and the louvre inside callipers is equipped with the rectangular plate, has seted up the mounting hole on the rectangular plate, fixedly connected with dust screen in the mounting hole, equal fixedly connected with baffle on the top inner wall of louvre and the bottom inner wall, one side. The utility model discloses the practicality is good, is convenient for carry out dustproof and waterproof treatment to the circuit board main part, improves circuit board main part life to be convenient for pull down the circuit board main part and overhaul, be convenient for wash the dust screen.

Description

Dustproof and waterproof circuit board

Technical Field

The utility model relates to a circuit board technical field especially relates to a dustproof and waterproof circuit board.

Background

The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. 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 dustproof and waterproof performance of the existing circuit board is poor, and the service life of the circuit board is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the dustproof and waterproof performance of the circuit board is poor in the prior art, reducing the service life of the circuit board and providing the dustproof and waterproof circuit board.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dustproof and waterproof circuit board comprises a case, a circuit board main body is arranged in the case, two square plates are fixedly connected to the bottom of the circuit board main body, two square grooves are formed in the inner wall of the bottom of the case, the square plates are clamped with the square grooves, heat dissipation holes are formed in two sides of the case, rectangular plates are clamped in the heat dissipation holes, mounting holes are formed in the rectangular plates, dustproof nets are fixedly connected in the mounting holes, baffles are fixedly connected to the inner walls of the tops and the inner walls of the bottoms of the heat dissipation holes, one sides of the rectangular plates are in contact with the baffles, moving grooves are formed in the inner walls of the two sides of the case, moving plates are slidably mounted in the moving grooves, abutting plates are fixedly connected to the tops of the moving plates, one sides, far away from each other, of the two abutting plates are respectively in contact with one sides, close to each other, a translation cavity is formed in the case, and translation plates are slidably mounted in the translation cavity, two extension boards of top fixedly connected with of translation board, it has the articulated slab to extend between board and the movable plate, one side fixedly connected with sideboard of square board, the top fixedly connected with cooperation board of translation board, the first pressure strip of one side fixedly connected with of an extension board, one side fixedly connected with second pressure strip of cooperation board, the bottom of first pressure strip and second pressure strip contacts with the top that corresponds the sideboard respectively, the regulation hole has been seted up on one side inner wall in translation chamber, the regulating spindle is installed to the regulation hole internal rotation, the external screw thread has been seted up in the outside of regulating spindle, the spiral shell groove has been seted up to one side of translation board, the last external screw thread and the spiral shell groove threaded connection of regulating spindle, it has same apron to contact on the inner wall all around of quick-witted case.

Preferably, the mounting plates are fixedly connected to two sides of the top of the cover plate, and the mounting plates are fixedly connected with the case through screws, so that the cover plate can be conveniently disassembled and assembled.

Preferably, two extension holes are formed in the inner wall of the top of the translation cavity, and the top of the extension plate penetrates through the extension holes.

Preferably, the inner wall of the top of the translation cavity is provided with a matching hole, and the top of the matching plate penetrates through the matching hole.

Preferably, one end of the adjusting shaft is fixedly connected with a knob, so that the adjusting shaft can be conveniently rotated.

Preferably, the bottom of the side plate is in contact with the inner wall of the bottom of the case, and the side plate is limited.

In the utility model, the dustproof and waterproof circuit board has the circuit board main body arranged in the machine case, the circuit board main body can be well subjected to waterproof treatment, the dustproof treatment is convenient for the circuit board main body through the arranged dustproof net, the service life of the circuit board main body is effectively prolonged, when the circuit board main body needs to be overhauled, the screw is taken down, the cover plate is further taken down, the knob is rotated, the external thread on the adjusting shaft is connected with the screw groove thread, the translation plate is driven to move, the translation plate drives the extension plate to move, the extension plate drives the hinged plate to rotate, the hinged plate drives the movable plate to move, the tightening plate is separated from the rectangular plate, the translation plate drives the matching plate to move, one extension plate and the matching plate drive the first pressing plate and the second pressing plate to move respectively, and the first pressing plate and the second pressing plate are separated from the side plate, the circuit board main body is taken out to be overhauled at the moment, and the rectangular plate is taken down at the same time, so that the dust screen is convenient to clean.

The utility model discloses the practicality is good, is convenient for carry out dustproof and waterproof treatment to the circuit board main part, improves circuit board main part life to be convenient for pull down the circuit board main part and overhaul, be convenient for wash the dust screen.

Drawings

Fig. 1 is a schematic structural view of a dustproof and waterproof circuit board according to the present invention;

fig. 2 is a schematic structural diagram of a portion a of a dustproof and waterproof circuit board according to the present invention;

fig. 3 is a schematic structural diagram of a portion B of the dustproof and waterproof circuit board according to the present invention.

In the figure: 1. a chassis; 2. a circuit board main body; 3. a square plate; 4. a rectangular plate; 5. a dust screen; 6. a baffle plate; 7. moving the plate; 8. a propping plate; 9. a translation plate; 10. an extension plate; 11. a hinge plate; 12. a side plate; 13. a mating plate; 14. a first compression plate; 15. a second compression plate; 16. an adjustment shaft; 17. and (7) a cover plate.

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.

Referring to fig. 1-3, a dustproof and waterproof circuit board comprises a case 1, a circuit board main body 2 is arranged in the case 1, two square plates 3 are fixedly connected to the bottom of the circuit board main body 2, two square grooves are formed in the inner wall of the bottom of the case 1, the square plates 3 are clamped with the square grooves, heat dissipation holes are formed in both sides of the case 1, rectangular plates 4 are clamped in the heat dissipation holes, mounting holes are formed in the rectangular plates 4, a dustproof net 5 is fixedly connected in the mounting holes, baffles 6 are fixedly connected to the inner walls of the top and the bottom of the heat dissipation holes, one side of each rectangular plate 4 is in contact with the corresponding baffle 6, moving grooves are formed in the inner walls of both sides of the case 1, a moving plate 7 is slidably mounted in the moving grooves, abutting plates 8 are fixedly connected to the tops of the moving plates 7, one sides of the two abutting plates 8, which are far away from each other, are in contact with one sides of the two rectangular plates 4, which are close to each other, the last translation chamber of having seted up of quick-witted case 1, translation intracavity slidable mounting has translation board 9, two extension boards 10 of top fixedly connected with of translation board 9, it has articulated slab 11 to articulate between extension board 10 and the movable plate 7, one side fixedly connected with sideboard 12 of square slab 3, top fixedly connected with match plate 13 of translation board 9, the first pressure strip 14 of one side fixedly connected with of an extension board 10, one side fixedly connected with second pressure strip 15 of match plate 13, the bottom of first pressure strip 14 and second pressure strip 15 contacts with the top that corresponds sideboard 12 respectively, the regulation hole has been seted up on one side inner wall in translation chamber, regulating spindle 16 is installed to the regulation downthehole internal rotation, the external screw thread has been seted up in the outside of regulating spindle 16, the thread groove has been seted up to one side of translation board 9, external screw thread and the thread groove threaded connection on the regulating spindle 16, the contact has same apron 17 on the inner wall all around of quick-witted case 1.

In this embodiment, the equal fixedly connected with mounting panel in the top both sides of apron 17, the mounting panel passes through screw and quick-witted case 1 fixed connection, is convenient for carry out the dismouting to apron 17.

In this embodiment, two extension holes are opened on the top inner wall of the translation cavity, and the top of the extension plate 10 penetrates through the extension holes.

In this embodiment, the inner wall of the top of the translation cavity is provided with a matching hole, and the top of the matching plate 13 penetrates through the matching hole.

In this embodiment, one end of the adjusting shaft 16 is fixedly connected with a knob, which facilitates to rotate the adjusting shaft 16.

In this embodiment, the bottom of the side plate 12 contacts the inner wall of the bottom of the chassis 1, and the side plate 12 is limited.

In the utility model, when in use, the circuit board main body 2 is arranged in the case 1, the circuit board main body 2 can be well subjected to waterproof treatment, the dustproof treatment of the circuit board main body 2 is convenient through the arranged dustproof net 5, the service life of the circuit board main body 2 is effectively prolonged, when the circuit board main body 2 needs to be overhauled, a screw is taken down, a cover plate 17 is further taken down, a knob is rotated, the knob drives an adjusting shaft 16 to rotate, external threads on the adjusting shaft 16 are connected with screw threads, a translation plate 9 is driven to move, the translation plate 9 drives an extension plate 10 to move, the extension plate 10 drives a hinge plate 11 to rotate, the hinge plate 11 drives a movable plate 7 to move, the movable plate 7 drives a tightening plate 8 to move, the tightening plate 8 is separated from a rectangular plate 4, the translation plate 9 drives a matching plate 13 to move, one extension plate 10 and the matching plate 13 drive a first compression plate 14 and a second compression plate 15 to move respectively, make first pressure strip 14 and second pressure strip 15 and sideboard 12 phase separation, take out circuit board main part 2 this moment and overhaul, take off rectangular plate 4 simultaneously, be convenient for wash dust screen 5.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A dustproof and waterproof circuit board comprises a case (1) and is characterized in that a circuit board main body (2) is arranged in the case (1), two square plates (3) are fixedly connected to the bottom of the circuit board main body (2), two square grooves are formed in the inner wall of the bottom of the case (1), the square plates (3) are clamped with the square grooves, heat dissipation holes are formed in the two sides of the case (1), rectangular plates (4) are clamped in the heat dissipation holes, mounting holes are formed in the rectangular plates (4), dustproof nets (5) are fixedly connected in the mounting holes, baffles (6) are fixedly connected to the inner walls of the tops and the bottoms of the heat dissipation holes, one side of each rectangular plate (4) is in contact with the baffle (6), moving grooves are formed in the inner walls of the two sides of the case (1), a moving plate (7) is slidably mounted in the moving grooves, and a clamping plate (8) is fixedly connected to the tops of the moving plates (7), one side, far away from each other, of each of the two abutting plates (8) is respectively contacted with one side, close to each other, of each of the two rectangular plates (4), a translation cavity is formed in the case (1), a translation plate (9) is installed in the translation cavity in a sliding mode, two extension plates (10) are fixedly connected to the top of each translation plate (9), a hinged plate (11) is hinged between each extension plate (10) and the movable plate (7), a side plate (12) is fixedly connected to one side of each square plate (3), a matching plate (13) is fixedly connected to the top of each translation plate (9), a first pressing plate (14) is fixedly connected to one side of each extension plate (10), a second pressing plate (15) is fixedly connected to one side of each matching plate (13), the bottoms of the first pressing plate (14) and the second pressing plate (15) are respectively contacted with the tops of the corresponding side plates (12), an adjusting hole is formed in the inner wall of one side of the translation cavity, and an adjusting shaft (16) is rotatably installed in the adjusting hole, the outer side of the adjusting shaft (16) is provided with an external thread, one side of the translation plate (9) is provided with a thread groove, the external thread on the adjusting shaft (16) is in threaded connection with the thread groove, and the inner wall around the case (1) is contacted with the same cover plate (17).

2. The dustproof and waterproof circuit board of claim 1, wherein mounting plates are fixedly connected to both sides of the top of the cover plate (17), and the mounting plates are fixedly connected to the case (1) through screws.

3. The dustproof and waterproof circuit board of claim 1, wherein the translation cavity has two extending holes on the inner wall of the top, and the top of the extending plate (10) penetrates through the extending holes.

4. The dustproof and waterproof circuit board of claim 1, wherein the inner wall of the top of the translation cavity is provided with a matching hole, and the top of the matching plate (13) penetrates through the matching hole.

5. The dustproof and waterproof circuit board according to claim 1, wherein a knob is fixedly connected to one end of the adjusting shaft (16).

6. The dustproof and waterproof circuit board according to claim 1, wherein the bottom of the side plate (12) contacts with the inner wall of the bottom of the case (1).