CN215500056U

CN215500056U - Dustproof circuit board

Info

Publication number: CN215500056U
Application number: CN202122415148.XU
Authority: CN
Inventors: 王蝉娟
Original assignee: Xiamen Hongjing Microelectronics Technology Co ltd
Current assignee: Xiamen Hongjing Microelectronics Technology Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-01-11
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses a dustproof circuit board, and relates to the technical field of circuit board dust prevention. The dust collector comprises a bottom plate, wherein rectangular plates are symmetrically arranged on two sides of the bottom plate, a first dust screen and a second dust screen are arranged on the inner sides of the rectangular plates, a dust collecting box is arranged at one end of the lower side of each of the two rectangular plates, a cavity is formed in each rectangular plate, a clamping assembly is arranged in each cavity, and a fan is arranged on one side of the bottom plate; the chucking subassembly is including rotating first bevel gear and the bull stick of connection in the cavity, fixing at bull stick one end and first bevel gear meshing second bevel gear, fixing at the gear of the bull stick other end, sliding fit has the pinion rack in the cavity, gear and pinion rack meshing, and the pinion rack joint is on first dust screen. According to the utility model, the first dustproof net arranged on the inner side of the rectangular plate effectively prevents dust from falling on the circuit board, and the circuit board is protected from being corroded by the dust.

Description

Dustproof circuit board

Technical Field

The utility model belongs to the technical field of circuit board dust prevention, and particularly relates to a dust-proof circuit board.

Background

The circuit board generally refers to a circuit board, and the name of the circuit board is as follows: 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 is mostly naked body installation, and long-time the use can make the circuit board on collect and collect the dust, and some circuit boards of installation dust screen use for a long time and lead to collecting and collecting many dusts on the dust screen to influence the heat dissipation of the original paper on the circuit board, this just need dismantle the washing to the dust screen, the circuit board of current installation dust screen, the dust screen is dismantled the installation and is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dustproof circuit board, which solves the technical problem that the existing dustproof net is inconvenient to detach and install.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

a dustproof circuit board comprises a bottom plate, rectangular plates are symmetrically arranged on two sides of the bottom plate, a first dustproof net and a second dustproof net are arranged on the inner sides of the rectangular plates, a dust collecting box is arranged at one end of the lower side of each of the two rectangular plates, a cavity is formed in each rectangular plate, a clamping assembly is arranged in each cavity, and a fan is arranged on one side of the bottom plate;

the chucking subassembly is including rotating first bevel gear and the bull stick of connection in the cavity, fixing at bull stick one end and first bevel gear meshing second bevel gear, fixing at the gear of the bull stick other end, sliding fit has the pinion rack in the cavity, gear and pinion rack meshing, and the pinion rack joint is on first dust screen.

Optionally, the draw-in groove has all been seted up at first dust screen both ends, and the pinion rack joint is in the draw-in groove.

Optionally, the upper side of the rectangular plate is provided with a rotating button, and one end of the rotating button extending into the cavity is fixed with the first bevel gear.

Optionally, the two rectangular plates are provided with a placing plate at opposite sides thereof, and the first dust screen is placed on the upper side of the placing plate.

Optionally, a fixing block is installed on one side of the bottom plate, the fan is installed on the inner side of the fixing block, and the fan is located between the first dustproof net and the bottom plate and is arranged opposite to the second dustproof net.

Optionally, the second dust screen is located above the dust box.

The embodiment of the utility model has the following beneficial effects:

according to one embodiment of the utility model, dust is effectively prevented from falling on the circuit board through the first dustproof net 9 arranged on the inner side of the rectangular plate 2, the circuit board 8 is protected from being eroded by the dust, the dust falling on the circuit board 8 can be blown onto the second dustproof net 7 through the fan 5, the second dustproof net 7 and the dust collection box 3, and some dust falls into the dust collection box 3, so that the circuit board is secondarily dustproof, meanwhile, the fan 5 can also radiate the heat of the circuit board 8, when the first dustproof net 9 needs to be disassembled, the first bevel gear 10 rotates to drive the rotary rod 12 to rotate, so that the toothed plate 14 is driven to slide, and the clamping of the first dustproof net 9 is released, so that the first dustproof net 9 can be disassembled more conveniently and quickly, the first dustproof net 9 is cleaned and maintained, and the time is saved.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic top view of a cross-sectional structure according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a right-side cross-sectional structure according to an embodiment of the present invention;

fig. 4 is a schematic rear view of an embodiment of the present invention.

Wherein the figures include the following reference numerals:

bottom plate 1, rectangular plate 2, dust-collecting box 3, fixed block 4, fan 5, turn button 6, second dust screen 7, circuit board 8, first dust screen 9, first bevel gear 10, second bevel gear 11, bull stick 12, gear 13, pinion rack 14, draw-in groove 15 place board 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known components of the utility model have been omitted.

Referring to fig. 1 to 4, in the present embodiment, a dustproof circuit board is provided, including: the dust collection device comprises a bottom plate 1, rectangular plates 2 are symmetrically arranged on two sides of the bottom plate 1, a first dust screen 9 and a second dust screen 7 are arranged on the inner sides of the rectangular plates 2, the first dust screen 9 effectively prevents dust from falling on a circuit board and protects the circuit board 8 from being eroded by the dust, a dust collection box 3 is arranged at one end of the lower side of each of the two rectangular plates 2, a cavity is formed in each of the rectangular plates 2, a clamping assembly is arranged in each cavity, a fan 5 is arranged on one side of the bottom plate 1, and the dust falling on the circuit board 8 can be blown onto the second dust screen 7 and fall into the dust collection box 3 through the arranged fan 5, the second dust screen 7 and the dust collection box 3, so that secondary dust collection is achieved on the circuit board;

chucking subassembly is including rotating first bevel gear 10 and the bull stick 12 of connection in the cavity, fix at bull stick 12 one end and the second bevel gear 11 of first bevel gear 10 meshing, fix the gear 13 at the bull stick 12 other end, sliding fit has pinion rack 14 in the cavity, gear 13 and pinion rack 14 meshing, pinion rack 14 joint is on first dust screen 9, rotate through first bevel gear 10, it rotates to drive bull stick 12, thereby it slides and removes the joint to first dust screen 9 to drive pinion rack 14, thereby make the dismantlement of first dust screen 9 convenient and fast more get off, wash the maintenance to it, the time is saved.

The application of one aspect of the embodiment is as follows: blow through fan 5 earlier, and second dust screen 7 and dust collection box 3, make some dusts that fall on circuit board 8 blown down to dust collection box 3, be collected by dust collection box 3, when needing to dismantle the washing to first dust screen 9, rotate first bevel gear 10 earlier, then first bevel gear 10 drives second bevel gear 11 and rotates, thereby drive bull stick 12 and rotate, then bull stick 12 drives gear 13 and rotates, drive pinion rack 14 through gear 13 at last and slide, thereby relieve the joint to first dust screen 9, accomplish the dismantlement process to first dust screen 9, the installation otherwise the operation can. It should be noted that all the electric devices referred to in this application may be powered by a storage battery or an external power source.

Referring to fig. 2, two ends of the first dust screen 9 of the present embodiment are respectively provided with a clamping groove 15, the toothed plate 14 is clamped in the clamping groove 15, and the first dust screen 9 can be fixed by clamping the toothed plate 14 in the clamping groove 15.

Referring to fig. 1-2, the rotating button 6 is mounted on the upper side of the rectangular plate 2, one end of the rotating button 6 extending into the cavity is fixed to the first bevel gear 10, and the rotating button 6 is rotated to drive the first bevel gear 10 to rotate, so that the first dust screen 9 can be detached or installed.

Referring to fig. 2, the two rectangular plates 2 of the present embodiment are provided with placing plates 17 on opposite sides thereof, the first dust-proof net 9 is placed on the upper side of the placing plates 17, and the placing plates 17 are provided to facilitate the user to place the first dust-proof net 9.

Referring to fig. 1-2, in the present embodiment, a fixing block 4 is installed at one side of the bottom plate, the fan 5 is installed at the inner side of the fixing block 4, the fan 5 is located between the first dust screen 9 and the bottom plate 1 and is arranged opposite to the second dust screen, the fan 4 is conveniently installed by a user through the fixing block 4, and the heat of the circuit board 8 can be dissipated through the fan 4.

Referring to fig. 4, the second dust-proof net 7 of the present embodiment is located above the dust-collecting box 3, and the second dust-proof net 7 is disposed to prevent dust from entering from one side.

Example 1: in order to make the heat dissipation effect of the circuit board 8 better, an alternative embodiment is provided in the present embodiment.

Embodiment 1.1, can set up a plurality of fans 4 on bottom plate 1 one side, make the radiating effect of circuit board 8 better.

The above embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Claims

1. A dustproof wiring board includes, its characterized in that: the dust collection box comprises a bottom plate (1), wherein rectangular plates (2) are symmetrically arranged on two sides of the bottom plate (1), a first dust collection net (9) and a second dust collection net (7) are arranged on the inner sides of the rectangular plates (2), a dust collection box (3) is arranged at one end of the lower side of each of the two rectangular plates (2), a cavity is formed in each of the rectangular plates (2), a clamping assembly is arranged in each cavity, and a fan (5) is arranged on one side of the bottom plate (1);

the clamping assembly comprises a first bevel gear (10) and a rotating rod (12) which are rotatably connected in the cavity, a second bevel gear (11) which is fixed at one end of the rotating rod (12) and meshed with the first bevel gear (10), and a gear (13) which is fixed at the other end of the rotating rod (12), wherein a toothed plate (14) is arranged in the cavity in a sliding fit mode, the gear (13) is meshed with the toothed plate (14), and the toothed plate (14) is connected to a first dust screen (9) in a clamping mode.

2. The dustproof circuit board of claim 1, wherein the two ends of the first dustproof net (9) are respectively provided with a clamping groove (15), and the toothed plate (14) is clamped in the clamping grooves (15).

3. The dustproof wiring board according to claim 1, wherein the rectangular plate (2) is provided at an upper side thereof with a rotating knob (6), and one end of the rotating knob (6) extending into the cavity is fixed to the first bevel gear (10).

4. A dust-proof wiring board according to claim 1, wherein the two rectangular plates (2) are provided with a placing plate (17) at opposite sides thereof, and the first dust-proof net (9) is placed on the upper side of the placing plate (17).

5. The dustproof wiring board according to claim 1, wherein a fixing block (4) is installed at one side of the bottom plate, the fan (5) is installed inside the fixing block (4), and the fan (5) is located between the first dustproof mesh (9) and the bottom plate (1) and is arranged opposite to the second dustproof mesh (7).

6. A dust-proof wiring board according to claim 1, wherein the second dust-proof net (7) is located above the dust box (3).