CN209914174U - Printed wiring board with prevent rolling over structure - Google Patents
Printed wiring board with prevent rolling over structure Download PDFInfo
- Publication number
- CN209914174U CN209914174U CN201920439153.4U CN201920439153U CN209914174U CN 209914174 U CN209914174 U CN 209914174U CN 201920439153 U CN201920439153 U CN 201920439153U CN 209914174 U CN209914174 U CN 209914174U
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- CN
- China
- Prior art keywords
- circuit board
- fixedly arranged
- printed wiring
- air
- wiring board
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a printed wiring board with anti-folding structure, including the circuit board, the both sides of circuit board are all fixed and are equipped with the diaphragm, and one side of one of them diaphragm is fixed and is equipped with a plurality of air pumps, and the output of air pump all passes one of them diaphragm and communicates with a plurality of tracheal one end is fixed respectively, and a plurality of tracheal other ends all with one side fixed connection of another diaphragm, the utility model relates to a printed wiring board with anti-folding structure, through a plurality of tracheas that are equipped with on the top of circuit board, and set up the gas pocket that has at tracheal lateral wall, when the air pump starts, the gas that spouts from the gas pocket can carry out dehumidification work to the surface of circuit board, avoids the circuit board to go mildy and regain; the transverse rods arranged on the two sides of the first supporting rod and the second supporting rod which are hinged to the bottom of the circuit board can prevent the circuit board from being folded under the transverse stress, and the two second supporting rods can prevent the circuit board from being folded under the vertical stress of the circuit board.
Description
Technical Field
The utility model relates to a circuit board, in particular to printed wiring board with prevent rolling over structure belongs to circuit board technical field.
Background
The names of the circuit boards are 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 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 Circuit Board may be referred to as a Printed Circuit Board or a Printed Circuit Board, and the english term (Printed Circuit Board) PCB, (Flexible Printed Circuit Board) FPC Board (FPC Board is also referred to as a Flexible Circuit Board) is a Flexible Printed Circuit Board which is made of polyimide or polyester film as a base material and has high reliability and is excellent.
In the prior art, the flexibility of the circuit board is poor, if the circuit board does not have a folding prevention structure, when the top of the circuit board is under a certain pressure, the circuit board can be broken and even damage important parts such as electronic elements above the circuit board, and when the circuit board is placed in a sealed environment for a long time, the surface of the circuit board can be mildewed and remoistened, and when the circuit board is serious, the circuit of the electronic elements on the surface of the circuit board can be short-circuited.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a printed wiring board with prevent rolling over structure to the circuit board that proposes among the solution above-mentioned background art is damp and does not have the problem of preventing beta structure.
In order to achieve the above object, the utility model provides a following technical scheme: a printed circuit board with an anti-folding structure comprises a circuit board, wherein transverse plates are fixedly arranged on two sides of the circuit board, a plurality of air pumps are fixedly arranged on one side of one transverse plate, the output ends of the air pumps penetrate through one transverse plate and are fixedly communicated with one ends of a plurality of air pipes respectively, the other ends of the air pipes are fixedly connected with one side of the other transverse plate, a plurality of air vents are formed in the outer wall of the air pipes, a timing switch is fixedly arranged in the middle of the top end of one transverse plate, first clamping blocks are fixedly arranged at four corners of the top end of the circuit board and are respectively clamped and connected with four first clamping grooves, the four first clamping grooves are respectively formed in four L-shaped connecting plates, a first supporting plate is hinged to one side of each L-shaped connecting plate, one end of each first supporting plate is fixedly connected with one side of the top ends of the two middle plates through screws, and one side of each of the two middle plates is hinged with a second support plate, one end of one of the second support plates is fixedly provided with a second clamping block, the second clamping block is clamped and connected with a second clamping groove, the second clamping groove is formed in one end of the other second support plate, and the air pump is electrically connected with an external power supply through a timing switch.
As an optimized technical scheme of the utility model, it is a plurality of the inside of air vent is all fixed and is equipped with the dust screen silk.
As an optimal technical scheme of the utility model, two the both sides of second backup pad are all fixed and are equipped with a plurality of horizontal poles.
As an optimal technical scheme of the utility model, two the top of second backup pad is all fixed and is equipped with the foam rubber board.
As a preferred technical scheme of the utility model, the model of time switch is S-75-15.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a printed wiring board with anti-roll over structure, through a plurality of trachea that are equipped with on the top of circuit board, and set up the gas pocket that has at tracheal lateral wall, when the air pump starts, the gas that spouts from the gas pocket can carry out dehumidification work to the surface of circuit board, avoids the circuit board to go mildy and regain moisture; the transverse rods arranged on the two sides of the first supporting rod and the second supporting rod which are hinged to the bottom of the circuit board can prevent the circuit board from being folded under the transverse stress, and the two second supporting rods can prevent the circuit board from being folded under the vertical stress of the circuit board.
Drawings
Fig. 1 is one of the schematic structural diagrams of the present invention;
fig. 2 is a second schematic structural diagram of the present invention;
fig. 3 is a schematic structural view of the trachea of the present invention.
In the figure: 1. a circuit board; 2. a transverse plate; 3. an air tube; 4. an air pump; 5. an L-shaped connecting plate; 6. a first support plate; 7. a middle plate; 8. a second support plate; 9. a screw; 10. a cross bar; 11. a time switch; 12. a foam rubber plate; 13. and (4) a vent hole.
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. 1-3, the present invention provides a printed circuit board with a folding-proof structure, which comprises a circuit board 1, wherein two sides of the circuit board 1 are both fixedly provided with a transverse plate 2, one side of one of the transverse plates 2 is fixedly provided with a plurality of air pumps 4, the output ends of the air pumps 4 pass through one of the transverse plates 2 and are respectively fixedly communicated with one ends of a plurality of air pipes 3, the other ends of the plurality of air pipes 3 are respectively fixedly connected with one side of the other transverse plate 2, the outer wall of each of the plurality of air pipes 3 is respectively provided with a plurality of air vents 13, the middle part of the top end of one of the transverse plates 2 is fixedly provided with a time switch 11, four corners of the top end of the circuit board 1 are respectively fixedly provided with a first clamping block, four first clamping blocks are respectively connected with four first clamping grooves in a clamping manner, four first clamping grooves are respectively arranged, one end of each of the four first supporting plates 6 is fixedly connected with one side of the top end of each of the two middle plates 7 through a screw 9, one side of each of the two middle plates 7 is hinged to a second supporting plate 8, one end of one of the second supporting plates 8 is fixedly provided with a second clamping block, the second clamping block is connected with a second clamping groove in a clamping mode, the second clamping groove is formed in one end of the other second supporting plate 8, and the air pump 4 is electrically connected with an external power supply through a timing switch 11.
Preferably, the inside of a plurality of air vents 13 is all fixedly provided with a dustproof mesh, so that dust is prevented from entering the inside of the air pipe 3 from the air vents 13 to cause pollution to the air pipe 3.
Preferably, a plurality of cross bars 10 are fixedly arranged on both sides of the two second supporting plates 8 to prevent the circuit board 1 from being folded transversely.
Preferably, the foam rubber plates 12 are fixedly arranged at the top ends of the two second supporting plates 8, so that the circuit board 1 can be fixed, and the shock resistance of the circuit board 1 can be increased.
Preferably, the model of the time switch 11 is S-75-15, the control effect is good, and the service life is long.
When specifically using, the utility model relates to a printed wiring board with prevent rolling over structure, trachea 3 that is equipped with at the top of circuit board 1, opening of air pump 4 can be controlled at scheduled time switch 11, air pump 4 is aerifyd to trachea 3's inside, gaseous air vent 13 from trachea 3 flows out, dehumidify effect to circuit board 1, rotate four first backup pads 6, use screw 9 to fix first backup pad 6 on medium plate 7, two second backup pads 8 are fixed through buckle structure, and be equipped with a plurality of horizontal poles 10 in the both sides of second backup pad 8 are fixed, can avoid that the horizontal atress of circuit board 1 is folding and vertical atress is folding.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
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 (5)
1. The printed circuit board with the anti-folding structure comprises a circuit board (1) and is characterized in that transverse plates (2) are fixedly arranged on two sides of the circuit board (1), a plurality of air pumps (4) are fixedly arranged on one side of one transverse plate (2), the output ends of the air pumps (4) penetrate through one transverse plate (2) and are fixedly communicated with one ends of a plurality of air pipes (3) respectively, the other ends of the air pipes (3) are fixedly connected with one side of the other transverse plate (2), a plurality of air holes (13) are formed in the outer wall of each air pipe (3), a timing switch (11) is fixedly arranged in the middle of the top end of one transverse plate (2), first clamping blocks are fixedly arranged at four corners of the top end of the circuit board (1) and are respectively connected with four first clamping grooves in a clamping mode, the four first clamping grooves are respectively formed in four L-shaped connecting plates (5), four one side of L type connecting plate (5) is all articulated to be equipped with first backup pad (6), four one end of first backup pad (6) is all through one side fixed connection on screw (9) and two medium plate (7) tops, two one side of medium plate (7) is all articulated to be equipped with second backup pad (8), one of them the one end of second backup pad (8) is fixed and is equipped with the second fixture block, the second fixture block is connected with second draw-in groove block, the second draw-in groove is seted up in another second backup pad (8) one end, air pump (4) are through time switch (11) and external power supply electric connection.
2. The printed wiring board with the folding prevention structure according to claim 1, characterized in that: and dustproof mesh wires are fixedly arranged in the plurality of air holes (13).
3. The printed wiring board with the folding prevention structure according to claim 1, characterized in that: and a plurality of cross rods (10) are fixedly arranged on two sides of the two second supporting plates (8).
4. The printed wiring board with the folding prevention structure according to claim 1, characterized in that: and foam rubber plates (12) are fixedly arranged at the top ends of the two second supporting plates (8).
5. The printed wiring board with the folding prevention structure according to claim 1, characterized in that: the model of the timing switch (11) is S-75-15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920439153.4U CN209914174U (en) | 2019-04-02 | 2019-04-02 | Printed wiring board with prevent rolling over structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920439153.4U CN209914174U (en) | 2019-04-02 | 2019-04-02 | Printed wiring board with prevent rolling over structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209914174U true CN209914174U (en) | 2020-01-07 |
Family
ID=69034860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920439153.4U Expired - Fee Related CN209914174U (en) | 2019-04-02 | 2019-04-02 | Printed wiring board with prevent rolling over structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209914174U (en) |
-
2019
- 2019-04-02 CN CN201920439153.4U patent/CN209914174U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |