CN214315739U - Prevent welding electrostatic spraying circuit board - Google Patents
Prevent welding electrostatic spraying circuit board Download PDFInfo
- Publication number
- CN214315739U CN214315739U CN202120480794.1U CN202120480794U CN214315739U CN 214315739 U CN214315739 U CN 214315739U CN 202120480794 U CN202120480794 U CN 202120480794U CN 214315739 U CN214315739 U CN 214315739U
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- China
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- circuit board
- board main
- main part
- main body
- electrostatic spraying
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Abstract
The utility model discloses a solder mask electrostatic spraying circuit board, which comprises a circuit board main body, wherein welding spots are welded on the circuit board main body, electronic components are arranged on the surface of the circuit board main body, mounting holes are formed in the bottom of the circuit board main body, two sides of the front surface of the circuit board main body are connected and provided with protruding elastic pieces, and two sides of the front surface of the circuit board main body are fixedly provided with elastic piece fixing positions; when this circuit board main part is placed, the protruding shell fragment of accessible supports on table surface, prevent components and parts or solder joint and table surface contact in the circuit board main part, avoid the circuit board main part to be worn and torn, cause the damage to the circuit board, be provided with the sheet rubber on the face of this circuit board, the inboard of sheet rubber is provided with the cotton piece, the sheet rubber is established through spacing cover, in this circuit board is installing the use, the surface that can prevent the circuit board through the sheet rubber is collided with, prevent simultaneously that the dust from falling on components and parts, the practicality of this circuit board has been improved.
Description
Technical Field
The utility model belongs to the technical field of the circuit board, concretely relates to prevent welding electrostatic spraying 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. Circuit boards can be referred to as printed wiring boards or printed circuit boards, and circuit boards are classified into three major categories, single-sided boards, double-sided boards, and multilayer circuit boards, in terms of the number of layers. The circuit board is mainly composed of a bonding pad, a through hole, a mounting hole, a lead, a component, a connector assembly, filling, an electrical boundary and the like.
The existing welding-prevention electrostatic spraying circuit board is usually used when the welding-prevention electrostatic spraying circuit board is used, the circuit board needs to be taken out before being installed and used, the circuit board can be placed on a desktop after being taken out, or the circuit board can be still placed on a workbench surface after being disassembled when being maintained, the surface of the circuit board is likely to be abraded when being placed, the short circuit phenomenon occurs on the circuit, the practicability of the device is affected, and the welding-prevention electrostatic spraying circuit board is provided for the purpose.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent welding electrostatic spraying circuit board, with the current prevent welding electrostatic spraying circuit board that proposes in solving above-mentioned background, when preventing welding electrostatic spraying circuit board uses usually, the circuit board is before the installation is used, need take out the circuit board, take out the back usually, can place the circuit board on the desktop, perhaps when overhauing and maintaining, still can place the circuit board on table surface after the dismantlement, place the surface that probably leads to the circuit board occasionally and be worn and torn, lead to the short circuit phenomenon to appear on the circuit, influence the problem of the device's practicality.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent welding electrostatic spraying circuit board, includes circuit board main part, the welding of circuit board main part has the solder joint, just the surface of circuit board main part is provided with electronic components, the mounting hole has been seted up to the bottom of circuit board main part, protruding shell fragment has been installed in the connection of the front surface both sides of circuit board main part, the fixed shell fragment fixed position of having installed in front surface both sides of circuit board main part, just the shell fragment fixed foot of integral type is seted up at the both ends of protruding shell fragment, protruding shell fragment is inserted through shell fragment fixed foot and is established and install in the shell fragment fixed position, just the front surface of circuit board main part is provided with four protruding shell fragments.
Preferably, the front surface cover of circuit board main part is equipped with the sheet rubber, the fixed limit buckle that has installed in front surface edge of circuit board main part, the trepanning has been seted up on the sheet rubber, the sheet rubber passes through the spacing cover of trepanning and establishes on the limit buckle.
Preferably, the inner surface of the rubber sheet is paved with a cotton sheet, and the cotton sheet is adhered and installed on the rubber sheet.
Preferably, the protruding elastic sheet is a triangular support structure.
Preferably, the four protruding elastic pieces are arranged at the corners of the circuit board main body, and the corresponding positions of the rear surface and the front surface of the circuit board main body are provided with the four protruding elastic pieces.
Preferably, two mounting holes are symmetrically formed in two sides of the bottom of the circuit board main body.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) when the circuit board is used, the circuit board main body is provided with the raised elastic sheet which protrudes out by a certain height, when the circuit board main body is placed, the circuit board main body can be supported on the working table top through the raised elastic sheet, components or welding spots on the circuit board main body are prevented from contacting with the working table top, the circuit board main body is prevented from being abraded, the circuit board is prevented from being damaged, and the practicability of the circuit board is improved;
(2) be provided with the sheet rubber on the face of this circuit board, the inboard of sheet rubber is provided with the cotton piece, and the sheet rubber is established through spacing cover, and when this circuit board in installation use, can prevent through the sheet rubber that the surface of circuit board is collided with, prevents simultaneously that the dust from dropping on components and parts, influences the circuit board heat dissipation, improves the practicality of this circuit board, after the installation with the sheet rubber dismantle take off can, improved the practicality of this circuit board.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of a left-view mounting structure of the protruding elastic sheet of the present invention;
FIG. 3 is a schematic view of a rear view structure of the rubber sheet of the present invention;
in the figure: 1. a raised elastic sheet; 2. the elastic sheet is fixed; 3. a circuit board main body; 4. a rubber sheet; 5. a limit buckle; 6. mounting holes; 7. the elastic sheet fixing leg; 8. cotton sheets; 9. and (5) trepanning.
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 work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: an anti-welding electrostatic spraying circuit board comprises a circuit board main body 3, welding spots are welded on the circuit board main body 3, and the surface of the circuit board main body 3 is provided with electronic components, the bottom of the circuit board main body 3 is provided with a mounting hole 6, the two sides of the front surface of the circuit board main body 3 are connected and provided with convex elastic sheets 1, the two sides of the front surface of the circuit board main body 3 are fixedly provided with elastic sheet fixing positions 2, and the two ends of the convex shrapnel 1 are provided with an integrated shrapnel fixing foot 7, the convex shrapnel 1 is inserted and arranged in the shrapnel fixing position 2 through the shrapnel fixing foot 7, and the front surface of the circuit board main body 3 is provided with four convex shrapnels 1, when the circuit board main body 3 is placed, the protruding elastic sheet 1 of accessible supports on table surface, prevents that components and parts or solder joint on the circuit board main part 3 from contacting with table surface, avoids circuit board main part 3 to be worn and torn, causes the damage to the circuit board.
In order to better protect, in this embodiment, preferably, the front surface of the circuit board main body 3 is covered with the rubber sheet 4, the front surface edge of the circuit board main body 3 is fixedly provided with the limit buckle 5, the rubber sheet 4 is provided with the trepan boring 9, the rubber sheet 4 is sleeved on the limit buckle 5 through the trepan boring 9 limit, so as to prevent dust from falling on the surface of the circuit board main body 3 or being collided, for better protection, in this embodiment, preferably, the cotton sheet 8 is laid on the inner surface of the rubber sheet 4, and the cotton sheet 8 is adhered and installed on the rubber sheet 4, so as to improve the protection effect, for better placement, in this embodiment, preferably, the protruding elastic sheet 1 is a triangular support structure, so as to facilitate support, prevent the surface of the circuit board main body 3 from contacting the working table, for more stable placement, in this embodiment, preferably, four protruding elastic sheets 1 are installed at the corners of the circuit board main body 3, and the corresponding department of the rear surface of circuit board main part 3 and front surface all is provided with four protruding shell fragment 1, for better fixed, in this embodiment, preferred, two mounting holes 6 have been seted up to the bottom bilateral symmetry of circuit board main part 3, are convenient for install and use.
The utility model discloses a theory of operation and use flow: when the circuit board is used, the surface of a circuit board main body 3 is provided with a raised elastic sheet 1, two ends of the raised elastic sheet 1 are provided with integrated elastic sheet fixing feet 7, the raised elastic sheet 1 is inserted into an elastic sheet fixing position 2 in a limiting way through the elastic sheet fixing feet 7, the elastic sheet fixing feet 7 protrude out to a certain height, four elastic sheet fixing feet are symmetrically arranged at the corners of the circuit board main body 3, when the circuit board main body 3 is placed, the raised elastic sheet 1 can be supported on a working table top to prevent components or welding spots on the raised elastic sheet 1 from being in contact abrasion with the working table top, the welding spots on the raised elastic sheet 1 are prevented from being abraded and falling off to damage the circuit board, the surface of the circuit board is provided with a rubber sheet 4, the inner side of the rubber sheet 4 is provided with a cotton sheet 8, the rubber sheet 4 is sleeved on a limiting buckle 5 through a sleeve hole 9 in a limiting way, when the circuit board is installed and used, can prevent through sheet rubber 4 that the surface of circuit board main part 3 is collided with, can play dustproof effect simultaneously, avoid the dust to fall on components and parts, improve the practicality of this circuit board, after the installation with sheet rubber 4 dismantle take off can, improved the practicality of this circuit board.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a prevent welding electrostatic spraying circuit board, includes circuit board main part (3), the welding of circuit board main part (3) has the solder joint, just the surface of circuit board main part (3) is provided with electronic components, mounting hole (6), its characterized in that have been seted up to the bottom of circuit board main part (3): protruding shell fragment (1) has been installed in the connection of the front surface both sides of circuit board main part (3), the fixed shell fragment fixed position (2) of having installed in front surface both sides of circuit board main part (3), just the shell fragment fixed foot (7) of integral type are seted up at the both ends of protruding shell fragment (1), protruding shell fragment (1) is inserted through shell fragment fixed foot (7) and is established and install in shell fragment fixed position (2), just the front surface of circuit board main part (3) is provided with four protruding shell fragments (1).
2. The solder mask electrostatic spraying circuit board of claim 1, wherein: the front surface lid of circuit board main part (3) is equipped with sheet rubber (4), the fixed limit buckle (5) of having installed in front surface edge of circuit board main part (3), trepanning (9) have been seted up on sheet rubber (4), sheet rubber (4) are established on limit buckle (5) through trepanning (9) spacing cover.
3. The solder mask electrostatic spraying circuit board of claim 2, wherein: the cotton piece (8) is laid on the inner surface of the rubber piece (4), and the cotton piece (8) is adhered to the rubber piece (4).
4. The solder mask electrostatic spraying circuit board of claim 1, wherein: the protruding elastic sheet (1) is of a triangular supporting structure.
5. The solder mask electrostatic spraying circuit board of claim 1, wherein: the four protruding elastic pieces (1) are arranged at the corners of the circuit board main body (3), and the corresponding positions of the rear surface and the front surface of the circuit board main body (3) are provided with the four protruding elastic pieces (1).
6. The solder mask electrostatic spraying circuit board of claim 1, wherein: two mounting holes (6) are symmetrically formed in the two sides of the bottom of the circuit board main body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120480794.1U CN214315739U (en) | 2021-03-05 | 2021-03-05 | Prevent welding electrostatic spraying circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120480794.1U CN214315739U (en) | 2021-03-05 | 2021-03-05 | Prevent welding electrostatic spraying circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214315739U true CN214315739U (en) | 2021-09-28 |
Family
ID=77835542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120480794.1U Active CN214315739U (en) | 2021-03-05 | 2021-03-05 | Prevent welding electrostatic spraying circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214315739U (en) |
-
2021
- 2021-03-05 CN CN202120480794.1U patent/CN214315739U/en active Active
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