CN216087095U - Small-aperture high-precision circuit board - Google Patents
Small-aperture high-precision circuit board Download PDFInfo
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- CN216087095U CN216087095U CN202121772824.2U CN202121772824U CN216087095U CN 216087095 U CN216087095 U CN 216087095U CN 202121772824 U CN202121772824 U CN 202121772824U CN 216087095 U CN216087095 U CN 216087095U
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Abstract
The utility model relates to the field of circuit boards and discloses a small-aperture high-precision circuit board which comprises a base, a supporting rod, a circuit board body, a protective device, a fixed block and a dustproof device, the top of the base is provided with a support rod which is fixedly connected with the base, the bottom of the circuit board body is fixedly connected with the top of the support rod, the protective devices are movably connected with the two sides of the circuit board body, two fixed blocks are fixedly connected with two ends of the protective device, the dustproof device is movably connected with the two fixed blocks, the utility model has good protection function on the circuit board body, prolongs the service life of the circuit board body to a certain extent, and in addition, through the mutual cooperation of the fixed rod, the connecting strip, the dustproof frame, the dustproof net and the clamping device, the dustproof circuit board has the advantages that the dustproof effect on the circuit board body is good, and the influence of external dust on the normal use of the circuit board body is avoided.
Description
Technical Field
The utility model relates to the field of circuit boards, in particular to a small-aperture high-precision circuit board.
Background
The circuit board is named as a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB board, an aluminum substrate, a high-frequency board, a thick copper board, an impedance board, a PCB, an ultra-thin circuit board, a printed (copper etching technology) circuit board and the like. 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 small-aperture high-precision circuit board is a circuit board with smaller aperture and more precise line width and line distance. The circuit board plays an important role in the current society, however, the existing small-aperture high-precision circuit board has some defects when in use, the existing small-aperture high-precision circuit board can cause the damage of elements on the circuit board when being subjected to accidental external force, and in addition, the existing circuit board is generally not provided with a dustproof device, and a lot of dust is easily accumulated on the circuit board after the circuit board is used for a long time. Therefore, a small-aperture high-precision circuit board is designed.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a small-aperture high-precision circuit board, which solves the problems in the background technology.
In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a small aperture high accuracy circuit board, includes base, bracing piece, circuit board body, protector, fixed block and dust keeper, the top of base is equipped with the bracing piece, bracing piece and base fixed connection, circuit board body bottom and bracing piece top fixed connection, protector swing joint is in the both sides of circuit board body, and two fixed blocks of the equal fixedly connected with in protector both ends, dust keeper swing joint is in two fixed blocks.
Further, protector includes protection frame, mount and fixing bolt, the protection frame is "U" type structure, and the inboard of protection frame is equipped with the mount, the mount is "U" type structure, and mount one end fixed connection in protection frame, and the lateral wall of mount has been seted up the through-hole that inner wall area screwed, fixing bolt alternates in the through-hole that the circuit board body was seted up, and fixing bolt threaded connection is in the mount lateral wall.
Furthermore, the bottom of the circuit board body is fixedly connected with a heat dissipation plate, the top of the circuit board body is provided with a plurality of components, and the components are fixedly connected with the circuit board body.
Further, dust keeper includes dead lever, connecting strip, dust frame, dust screen and screens device, the both ends fixed connection of dead lever in two fixed blocks, the through-hole has been seted up on the connecting strip, and the dead lever alternates in the through-hole of connecting strip, the top fixed connection of dust frame is in the connecting strip bottom, the dust screen is located the dust frame inboard, and dust screen and dust frame fixed connection, the screens device is equipped with two, and the top fixed connection of screens device is in the bottom of dust frame.
Further, the screens device is including placing piece, movable plate, spring and cardboard, the top fixed connection who places the piece is in the bottom of dustproof frame, the movable plate is located in the inner chamber of placing the piece, and the movable plate passes through spring swing joint in placing the piece, the cardboard is "L" type structure, and the top fixed connection of cardboard in the movable plate.
The utility model has the beneficial effects that: 1. the utility model discloses a, through mutually supporting of protection frame, mount and fixing bolt for the installation that the protection frame can be convenient is on the circuit board body, thereby plays fine guard action to the circuit board body, to a certain extent, has prolonged the life-span of circuit board body.
1. The utility model discloses a, through mutually supporting of dead lever, connecting strip, dustproof frame, dust screen and screens device, played fine dustproof effect to the circuit board body, avoided outside dust to adhere to and influence the normal use of circuit board body on the circuit board body.
Drawings
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a cross-sectional view of the present invention; FIG. 3 is a schematic view of the structure of the dust-proof device of the present invention; fig. 4 is a schematic structural view of the locking device of the present invention.
In the figure: 1. a base; 2. a support bar; 3. a circuit board body; 4. a guard; 5. a dust-proof device; 6. a protective frame; 7. a fixed mount; 8. fixing the bolt; 9. a heat dissipation plate; 10. a component; 11. fixing the rod; 12. a connecting strip; 13. a dust-proof frame; 14. a dust screen; 15. a clamping device; 16. placing the blocks; 17. moving the plate; 18. a spring; 19. clamping a plate; 20. and (5) fixing blocks.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to FIGS. 1-4: the utility model provides a high precision circuit board of aperture, the on-line screen storage device comprises a base 1, bracing piece 2, circuit board body 3, protector 4, fixed block 20 and dust keeper 5, base 1's top is equipped with bracing piece 2, bracing piece 2 and base 1 fixed connection, 3 bottoms of circuit board body and 2 top fixed connection of bracing piece, 3 bottoms fixedly connected with heating panel 9 of circuit board body, and the top of circuit board body 3 is equipped with a plurality of components and parts 10, and components and parts 10 and 3 fixed connection of circuit board body, 4 swing joint in the both sides of circuit board body 3 of protector, and two fixed blocks 20 of the equal fixedly connected with in 4 both ends of protector, 5 swing joint in two fixed blocks 20 of dust keeper.
Wherein, protector 4 includes protection frame 6, mount 7 and fixing bolt 8, protection frame 6 is "U" type structure, and the inboard of protection frame 6 is equipped with mount 7, mount 7 is "U" type structure, and 7 one end fixed connection of mount are in protection frame 6, the lateral wall of mount 7 has been seted up the through-hole that the inner wall has the screwed, fixing bolt 8 alternates in the through-hole that circuit board body 3 was seted up, and 8 threaded connection of fixing bolt are in the 7 lateral walls of mount, through protection frame 6, mount 7 and fixing bolt 8 mutually support, make the installation that protection frame 6 can be convenient on circuit board body 3, thereby play fine guard action to circuit board body 3, to a certain extent, the life-span of circuit board body 3 has been prolonged.
Wherein, the dust-proof device 5 comprises a fixed rod 11, a connecting bar 12, a dust-proof frame 13, a dust-proof net 14 and a clamping device 15, two ends of the fixed rod 11 are fixedly connected with two fixed blocks 20, a through hole is arranged on the connecting bar 12, the fixed rod 11 is inserted in the through hole of the connecting bar 12, the top of the dust-proof frame 13 is fixedly connected with the bottom of the connecting bar 12, the dust-proof net 14 is arranged at the inner side of the dust-proof frame 13, the dust-proof net 14 is fixedly connected with the dust-proof frame 13, two clamping devices 15 are arranged, the top of the clamping device 15 is fixedly connected with the bottom of the dust-proof frame 13, the clamping device 15 comprises a placing block 16, a movable plate 17, a spring 18 and a clamping plate 19, the top of the placing block 16 is fixedly connected with the bottom of the dust-proof frame 13, the movable plate 17 is arranged in the inner cavity of the placing block 16, the movable plate 17 is movably connected with the placing block 16 through the spring 18, the clamping plate 19 is of an L-shaped structure, and the top of the clamping plate 19 is fixedly connected with the movable plate 17, through mutual cooperation of the fixing rod 11, the connecting strip 12, the dustproof frame 13, the dustproof net 14 and the clamping device 15, the circuit board body 3 is well dustproof, and the phenomenon that external dust adheres to the circuit board body 3 to affect normal use of the circuit board body 3 is avoided.
In summary, when the dustproof protective frame is used, a worker aligns the inner side of the fixed frame 7 with the circuit board body 3, pushes the protective frame 6, then fixes the fixed frame 7 and the circuit board body 3 through the fixing bolt 8, so that the protective frame 6 is installed, the worker rotates the dustproof frame 13 again, pulls the clamping plate 19, stretches the spring 18, clamps one end of the clamping plate 19 at the bottom of the circuit board body 3, and finally loosens the clamping plate 19, and the clamping plate 19 is clamped at the bottom of the circuit board body 3 under the action of the spring 18, so that the dustproof effect can be achieved on the circuit board body 3.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides a small aperture high accuracy circuit board, includes base (1), bracing piece (2), circuit board body (3), protector (4), fixed block (20) and dust keeper (5), its characterized in that: the top of base (1) is equipped with bracing piece (2), bracing piece (2) and base (1) fixed connection, circuit board body (3) bottom and bracing piece (2) top fixed connection, protector (4) swing joint is in the both sides of circuit board body (3), and two fixed blocks (20) of the equal fixedly connected with in protector (4) both ends, dust keeper (5) swing joint in two fixed blocks (20).
2. The small-aperture high-precision circuit board as claimed in claim 1, wherein: protector (4) are including protection frame (6), mount (7) and fixing bolt (8), protection frame (6) are "U" type structure, and the inboard of protection frame (6) is equipped with mount (7), mount (7) are "U" type structure, and mount (7) one end fixed connection in protection frame (6), and the lateral wall of mount (7) has been seted up the inner wall and has been taken the screwed through-hole, fixing bolt (8) alternate in the through-hole that circuit board body (3) were seted up, and fixing bolt (8) threaded connection is in mount (7) lateral wall.
3. The small-aperture high-precision circuit board as claimed in claim 1, wherein: the circuit board comprises a circuit board body (3), wherein a heat dissipation plate (9) is fixedly connected to the bottom of the circuit board body (3), a plurality of components (10) are arranged at the top of the circuit board body (3), and the components (10) are fixedly connected with the circuit board body (3).
4. The small-aperture high-precision circuit board as claimed in claim 1, wherein: dust keeper (5) are including dead lever (11), connecting strip (12), dust frame (13), dust screen (14) and screens device (15), the both ends fixed connection of dead lever (11) is in two fixed blocks (20), the through-hole has been seted up on connecting strip (12), and dead lever (11) alternate in the through-hole of connecting strip (12), the top fixed connection of dust frame (13) is in connecting strip (12) bottom, dust screen (14) are located dust frame (13) inboard, and dust screen (14) and dust frame (13) fixed connection, screens device (15) are equipped with two, and the top fixed connection of screens device (15) is in the bottom of dust frame (13).
5. The small-aperture high-precision circuit board as claimed in claim 4, wherein: screens device (15) are including placing piece (16), movable plate (17), spring (18) and cardboard (19), place the top fixed connection in the bottom of dustproof frame (13) of piece (16), movable plate (17) are located and are placed in the inner chamber of piece (16), and movable plate (17) pass through spring (18) swing joint in placing piece (16), cardboard (19) are "L" type structure, and the top fixed connection of cardboard (19) is in movable plate (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121772824.2U CN216087095U (en) | 2021-08-02 | 2021-08-02 | Small-aperture high-precision circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121772824.2U CN216087095U (en) | 2021-08-02 | 2021-08-02 | Small-aperture high-precision circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216087095U true CN216087095U (en) | 2022-03-18 |
Family
ID=80667331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121772824.2U Active CN216087095U (en) | 2021-08-02 | 2021-08-02 | Small-aperture high-precision circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216087095U (en) |
-
2021
- 2021-08-02 CN CN202121772824.2U patent/CN216087095U/en active Active
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