CN214507457U

CN214507457U - Dust cover of PCBA circuit board for forehead temperature rifle

Info

Publication number: CN214507457U
Application number: CN202022911621.9U
Authority: CN
Inventors: 甘昆形; 叶自伟; 甘昆委; 甘滨铭
Original assignee: Shenzhen Gaotaiying Technology Co ltd
Current assignee: Shenzhen Gaotaiying Technology Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-10-26
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a dust cover of PCBA circuit board for forehead temperature rifle, including the base and the dustproof cover body, the both sides of base all are connected with the buffering soft board, and the top of buffering soft board is connected with buffer spring, and one side that buffer spring kept away from the base is provided with the baffle, and the top of base is connected with the dustproof cover body, and one side of the dustproof cover body is provided with PU sponge puigging, and one side of PU sponge puigging is connected with nylon static skin, and nylon static skin one side is provided with nylon static inlayer. The utility model discloses nylon static inlayer and the outer inside nylon plastic of nylon static simultaneously prevent the static to the PCBA circuit board, realized falling of dust cover and fallen and prevent the static function to reduce the loss when the circuit board uses, through the rotatory fastening bolt who dismantles the frame surface, make fastening bolt and collection dirt sponge relax mutually, dismantle the collection dirt sponge from the surface of fastening plate, the collection dirt function when having realized the dust cover use, thereby the convenience when having improved the dust cover clearance.

Description

Dust cover of PCBA circuit board for forehead temperature rifle

Technical Field

The utility model relates to a dust cover technical field specifically is a dust cover of PCBA circuit board for forehead temperature rifle.

Background

With the rapid development of technology, circuit boards come in many kinds, such as: at present, the circuit of the circuit board is miniaturized and visualized, plays an important role in batch production of fixed circuits, and a dust cover is generally required to be used for protecting the circuit board in the production process of the circuit board.

At present, the dust cover of PCBA circuit board for the warm rifle of current volume is when using, generally to the circuit board fall make an uproar with prevent that the static protection is not ideal enough to the protecting effect when having influenced the dust cover use greatly, and the dust cover is generally difficult to clear up the dust that the dust cover surface is piled up when using, thereby has shortened the life-span time that the dust cover used. Therefore, we improve the problem and provide a dust cover of the PCBA circuit board for the forehead temperature gun.

SUMMERY OF THE UTILITY MODEL

For solving the defect that prior art exists, the utility model provides a dust cover of PCBA circuit board for forehead temperature rifle.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a dust cover of PCBA circuit board for forehead temperature gun, which comprises a base and a dust cover body, wherein both sides of the base are connected with a buffering soft board, the top end of the buffering soft board is connected with a buffering spring, one side of the buffering spring, which is far away from the base, is provided with a baffle plate, the top end of the base is connected with the dust cover body, one side of the dust cover body is provided with a PU sponge sound-proof layer, one side of the PU sponge sound-proof layer is connected with a nylon electrostatic outer layer, one side of the nylon electrostatic outer layer is provided with a nylon electrostatic inner layer, the top end of the dust cover body is connected with a disassembling frame, the top end of the disassembling frame is provided with a dust-collecting sponge, both sides of the dust-collecting sponge are connected with a fastening plate, one side of the fastening plate is rotatably connected with a fastening bolt, one side of the disassembling frame is fixedly provided with a gas collecting box, the top end of the gas collecting box is connected with a gas exhaust column, an observation window is arranged at the top of the base.

As an optimized technical scheme of the utility model, the inside of nylon static skin and nylon static inlayer all is filled there is the nylon plastic.

As an optimal technical scheme of the utility model, the inside packing of PU sponge puigging has the sponge granule, scribble the acoustic material that has three millimeters on the inner wall of PU sponge puigging.

As a preferred technical scheme of the utility model, the four corners of shield body bottom all is provided with buffer spring, buffer spring's both ends all are provided with the connecting plate, one side and the base one side of connecting plate are fixed continuous.

As a preferred technical scheme of the utility model, buffer spring keeps away from the equal fixedly connected with baffle of one end of base, bottom one side of baffle and the one end fixed connection of buffering soft board.

As a preferred technical scheme of the utility model, the four corners of collection dirt sponge all is connected with the mounting plate, the commentaries on classics mouth has been seted up to one side of mounting plate.

As a preferred technical scheme of the utility model, fastening bolt rotates with the mounting plate through changeing the mouth and is connected, the mounting plate passes through the screw and dismantles frame fixed connection.

The utility model has the advantages that: the dust cover of the PCBA circuit board for the forehead temperature gun utilizes the sponge particles in the PU sponge sound-insulating layer to reduce the noise of the PCBA circuit board by arranging the PU sponge sound-insulating layer, the nylon static outer layer, the nylon static inner layer, the sponge particles and the nylon plastic, meanwhile, the nylon plastic inside the nylon electrostatic inner layer and the nylon electrostatic outer layer prevents static electricity for the PCBA circuit board, thereby realizing the noise reduction and static electricity prevention functions of the dust cover, thereby reducing the loss of the circuit board when in use, realizing the dust collecting function of the dust cover when in use by arranging the disassembly frame, the dust collecting sponge, the fastening plate and the fastening bolt, rotating the fastening bolt on the surface of the disassembly frame to lead the fastening bolt and the dust collecting sponge to be loosened and disassembling the dust collecting sponge from the surface of the fastening plate, thereby convenience when having improved the dust cover clearance is convenient for carry out the shock attenuation to the dust cover body through buffer spring and the setting of buffering soft slab.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view showing a three-dimensional structure of a dust cover of a PCBA circuit board for a forehead temperature gun according to the present invention;

FIG. 2 is a schematic view of the back structure of the dust cover of the PCBA circuit board for the forehead temperature gun of the present invention;

fig. 3 is a schematic plan view of the dustproof cover of the PCBA circuit board for the forehead thermometer of the present invention.

In the figure: 1. a base; 2. a soft buffer plate; 3. a buffer spring; 4. a partition plate; 5. a dust-proof cover body; 6. a PU sponge sound insulation layer; 7. a nylon electrostatic outer layer; 8. a nylon electrostatic inner layer; 9. fastening a bolt; 10. a fastening plate; 11. an exhaust column; 12. disassembling the frame; 13. a dust collecting sponge; 14. an observation window; 15. a gas collection box.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1, 2 and 3, the utility model relates to a dust cover of a PCBA circuit board for a forehead temperature gun, which comprises a base 1 and a dust cover body 5, wherein both sides of the base 1 are connected with soft buffer boards 2, the top end of the soft buffer board 2 is connected with a buffer spring 3, one side of the buffer spring 3 away from the base 1 is provided with a baffle 4, the top end of the base 1 is connected with the dust cover body 5, one side of the dust cover body 5 is provided with a PU sponge sound-proof layer 6, one side of the PU sponge sound-proof layer 6 is connected with a nylon static outer layer 7, one side of the nylon static outer layer 7 is provided with a nylon static inner layer 8, the top end of the dust cover body 5 is connected with a disassembly frame 12, the top end of the disassembly frame 12 is provided with a dust collection sponge 13, both sides of the dust collection sponge 13 are connected with fastening boards 10, one side of the fastening boards 10 is rotatably connected with fastening bolts 9, one side of the disassembly frame 12 is fixedly provided with a gas collection box 15, the top end of the gas collection box 15 is connected with an exhaust column 11, and the top of the base 1 is provided with an observation window 14.

Wherein, the inside of nylon static outer 7 and nylon static inlayer 8 all is filled there is the nylon plastic, and the material of nylon plastic can be the mixture of polyamide system class nylon material and rubber, through the setting of nylon static outer 7 and nylon static inlayer 8, and nylon static outer 7 and nylon static inlayer 8 all have the effect of preventing static, are convenient for prevent static to the PCBA circuit board.

Wherein, the inside packing of PU sponge puigging 6 has the sponge granule, and the inner wall of PU sponge puigging 6 is scribbled the brush and is had three millimeters acoustic material, and through the setting of PU sponge puigging, PU sponge puigging has syllable-dividing effect, is convenient for fall the noise to the PCBA circuit board.

Wherein, the four corners of the shield body 5 bottom all is provided with buffer spring 3, and buffer spring 3's both ends all are provided with the connecting plate, and one side of connecting plate links to each other with base 1 one side is fixed, through buffer spring 3's setting, has realized carrying out the shock attenuation to the circuit board after rocking.

Wherein, the equal fixedly connected with baffle 4 of base 1's one end is kept away from to buffer spring 3, and the one end fixed connection of bottom one side and buffering soft board 2 of baffle 4 is convenient for carry out the shock attenuation to the shield body 5 through the setting of buffering soft board 2.

Wherein, the four corners of collection dirt sponge 13 all is connected with mounting plate 10, and the mouth has been seted up changeing to one side of mounting plate 10, through the setting of collection dirt sponge 13, has realized collecting the dust in the circuit board.

Wherein, fastening bolt 9 rotates with mounting plate 10 through changeing the mouth and is connected, and mounting plate 10 passes through the screw and dismantles frame 12 fixed connection, through the setting of dismantling frame 12 and fastening bolt 9, has improved the convenience when dust cover clearance.

When in work, when the dustproof cover body 5 is connected with the surface of the base 1, the buffering is carried out through the buffer spring 3 and the buffer soft board 2 at the bottom of the dustproof cover body 5 so as to avoid the phenomenon of vibration or collision of the dustproof cover body 5 when in use, secondly, the sponge particles filled in the PU sponge sound-proof layer 6 and the painted sound-proof material can reduce the noise of the PCBA circuit board, meanwhile, the nylon plastic filled in the nylon electrostatic inner layer 8 and the nylon electrostatic outer layer 7 can prevent the PCBA circuit board from static electricity, when the dust-proof cover body 5 is used, the fastening bolts 9 on the surface of the fastening plate 10 are rotated to loosen the fastening bolts 9 and the dust collection sponge 13, then the dust collection sponge 13 is detached from the surface of the detaching frame 12, so as to facilitate the cleaning work of the dust collection sponge 13, and finally the dust-proof cover body 5 can remove the over-high temperature in the dust-proof cover body through the exhaust column 11, thereby completing the use work of the dust-proof cover.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a dust cover of PCBA circuit board for forehead temperature gun, includes base (1) and dust cover body (5), its characterized in that, the both sides of base (1) all are connected with buffering soft board (2), the top of buffering soft board (2) is connected with buffer spring (3), one side that base (1) was kept away from in buffer spring (3) is provided with baffle (4), the top of base (1) is connected with dust cover body (5), one side of dust cover body (5) is provided with PU sponge puigging (6), one side of PU sponge puigging (6) is connected with nylon static skin (7), one side of nylon static skin (7) is provided with nylon static inner layer (8), the top of dust cover body (5) is connected with dismantlement frame (12), the top of dismantling frame (12) is provided with collection dirt sponge (13), the both sides of collection dirt sponge (13) all are connected with mounting plate (10), one side of the fastening plate (10) is rotatably connected with a fastening bolt (9), one side of the dismounting frame (12) is fixedly provided with a gas collection box (15), the top end of the gas collection box (15) is connected with an exhaust column (11), and the top of the base (1) is provided with an observation window (14).

2. The dust cover of the PCBA circuit board for the forehead temperature gun according to claim 1, wherein the nylon plastic is filled in the nylon electrostatic outer layer (7) and the nylon electrostatic inner layer (8).

3. The dust cover of PCBA circuit board for forehead temperature gun according to claim 1, wherein the PU sponge sound-proof layer (6) is filled with sponge particles, and the inner wall of the PU sponge sound-proof layer (6) is coated with three mm sound-proof material.

4. The dust cover of the PCBA circuit board for the forehead temperature gun according to claim 1, wherein four corners of the bottom end of the dust cover body (5) are provided with the buffer springs (3), two ends of each buffer spring (3) are provided with the connecting plates, and one side of each connecting plate is fixedly connected with one side of the base (1).

5. The dust cover of the PCBA circuit board for the forehead thermometer according to claim 1, wherein one end of the buffer spring (3) far away from the base (1) is fixedly connected with a partition plate (4), and one side of the bottom end of the partition plate (4) is fixedly connected with one end of the buffer soft board (2).

6. The dust cover of the PCBA circuit board for the forehead temperature gun according to claim 1, wherein four corners of the dust collection sponge (13) are connected with fastening plates (10), and one side of each fastening plate (10) is provided with a rotary opening.

7. The dust cover of a PCBA circuit board for a forehead temperature gun according to claim 1, wherein the fastening bolt (9) is rotatably connected with a fastening plate (10) through a rotary opening, and the fastening plate (10) is fixedly connected with the dismounting frame (12) through a screw.