CN220711916U - Printed circuit board - Google Patents
Printed circuit board Download PDFInfo
- Publication number
- CN220711916U CN220711916U CN202322310264.4U CN202322310264U CN220711916U CN 220711916 U CN220711916 U CN 220711916U CN 202322310264 U CN202322310264 U CN 202322310264U CN 220711916 U CN220711916 U CN 220711916U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- mounting
- screw rod
- mounting box
- board body
- Prior art date
- 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.)
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- 238000004140 cleaning Methods 0.000 claims abstract description 33
- 239000000428 dust Substances 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a printed circuit board, in particular to the technical field of circuit boards, which comprises a circuit board body, wherein a cleaning component for cleaning dust and radiating heat is arranged outside the circuit board body; the circuit board comprises a circuit board body, a cleaning component and a fixing component, wherein the circuit board body is provided with a fixing component for installing the cleaning component outside; the cleaning assembly comprises a screw rod, a sliding seat is arranged outside the screw rod, and a cleaning brush is arranged at the bottom end of the sliding seat; and a main gear is sleeved outside one end of the screw rod. According to the utility model, the lead screw and the main gear are driven by the micro motor to rotate, the cleaning brush on the sliding seat is driven by the lead screw to clean dust on the surface of the circuit board body, the main gear drives the two meshed driven gears to rotate along with the rotation of the lead screw, and the driven gears drive the fan blades on the mounting shaft to rotate, so that air circulation can be accelerated to discharge dust and heat out of the mounting box, and the effects of dust removal and heat radiation on the circuit board body can be achieved.
Description
Technical Field
The utility model relates to the technical field of circuit boards, in particular to a printed circuit board.
Background
The printed circuit board is a provider for electric connection of electronic components and can be divided into a single-panel board, a double-panel board, a four-layer board, a six-layer board and other multi-layer circuit boards according to the layer number of the circuit boards.
The Chinese patent document with the publication number of CN217160181U comprises a shell, wherein the bottom of an inner cavity of the shell is connected with a circuit board body in a sliding manner, one side of the inner cavity of the shell is provided with a servo motor, an output shaft of the servo motor is provided with a screw rod, and one end of the screw rod is rotationally connected with the other side of the inner cavity of the shell through a bearing seat; through servo motor, lead screw, movable block, cleaning brush and elevating system's setting, when needs carry out the dust clearance to the circuit board body, drive the circuit board body through elevating system and remove, make the top of circuit board body and the laminating of cleaning brush's bottom, then start servo motor through peripheral control ware, servo motor drives cleaning brush through lead screw, movable block and carries out reciprocating motion, and cleaning brush can carry out the dust clearance to the top of circuit board body and the top of shell inner chamber, has improved the efficiency of dust clearance.
However, the above technical solution needs to dissipate heat and remove dust by means of two groups of heat dissipation fans and one group of servo motors, and the driving element increases the cost of manufacture, and meanwhile, the circuit board body is fixedly installed and cannot operate the circuit board to move up and down, so that the up and down movement can affect the connection stability of the circuit board.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the printed circuit board, the lead screw and the main gear are driven by the micro motor to rotate, the lead screw drives the cleaning brush on the sliding seat to clean dust on the surface of the circuit board body, the main gear drives the two meshed driven gears to rotate along with the rotation of the lead screw, and the driven gears drive the fan blades on the mounting shaft to rotate, so that air circulation can be accelerated to discharge dust and heat out of the mounting box, and the effects of dust removal and heat radiation on the circuit board body can be achieved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a printed circuit board comprises a circuit board body, wherein a cleaning component for cleaning dust and dissipating heat is arranged outside the circuit board body;
the circuit board comprises a circuit board body, a cleaning component and a fixing component, wherein the circuit board body is provided with a fixing component for installing the cleaning component outside;
the cleaning assembly comprises a screw rod, a sliding seat is arranged outside the screw rod, and a cleaning brush is arranged at the bottom end of the sliding seat;
the screw rod is characterized in that a main gear is sleeved outside one end of the screw rod, the front end and the rear end of the main gear are both meshed with a slave gear, a mounting shaft is mounted on one side, far away from the sliding seat, of the slave gear, and a plurality of fan blades are mounted outside the mounting shaft at intervals.
In a preferred embodiment, the lead screw is close to the outside cover of one end of main gear and is equipped with the mounting panel, both ends cover are located two installation axle outsides respectively around the mounting panel, the installation axle outer wall passes through bearing and mounting panel swing joint, two fixed plates are installed to one side that the main gear was kept away from to the mounting panel, through the connection of fixed plate and mounting box, can ensure the holding strength of mounting panel fixed mounting axle, improves the stability when the installation axle moves.
In a preferred embodiment, the top end of the screw rod is provided with a positioning column, the top end of the sliding seat is sleeved outside the positioning column, the sliding seat is convenient to limit through the positioning column, the stability of the sliding seat during movement is guaranteed, and the sliding seat is prevented from deviating in movement.
In a preferred embodiment, the fixing assembly comprises a mounting box, the mounting box is sleeved outside the circuit board body, the screw rod, the positioning column, the main gear, the driven gear and the fan blade are all arranged inside the mounting box, two ends of the screw rod are respectively and movably connected with inner walls at two sides of the mounting box through bearings, two ends of the positioning column are respectively and fixedly connected with inner walls at two sides of the mounting box, and the fixing plate is arranged at one side, close to the main gear, of the mounting box; the one end externally mounted who keeps away from the main gear of mounting box has micro-motor, micro-motor's output shaft runs through the mounting box and is connected with the lead screw, through the setting of mounting box, is convenient for separate external collision impact to this can improve the barrier propterty to the circuit board body, also be convenient for install lead screw and reference column simultaneously.
In a preferred embodiment, two air holes are formed in two ends of the mounting box, the two air holes correspond to the two slave gears in left and right directions respectively, and air circulation is facilitated and dust after cleaning is discharged conveniently through the arrangement of the air holes.
In a preferred embodiment, the mounting seats are mounted at the bottoms of two ends of the mounting box, two mounting holes distributed at intervals are formed in the mounting seats in a penetrating mode, and the mounting seats are arranged to facilitate the fixed mounting of the mounting box.
The utility model has the technical effects and advantages that:
the lead screw is driven by the micro motor to rotate with the main gear, the cleaning brush on the sliding seat is driven by the lead screw to clean dust on the surface of the circuit board body, the main gear drives the two meshed driven gears to rotate along with the rotation of the lead screw, and the driven gears drive the fan blades on the mounting shaft to rotate, so that the air circulation can be accelerated to discharge the dust and heat out of the mounting box, and the effects of dust removal and heat dissipation on the circuit board body can be achieved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the mounting box of the present utility model;
FIG. 3 is a side view of the lead screw of the present utility model;
FIG. 4 is an exploded view of a mounting plate of the present utility model;
fig. 5 is a side view of the main gear of the present utility model.
The reference numerals are: 1. a circuit board body; 2. a screw rod; 3. a slide; 4. a cleaning brush; 5. a main gear; 6. a slave gear; 7. a mounting shaft; 8. a fan blade; 9. a mounting plate; 10. a fixing plate; 11. positioning columns; 12. a mounting box; 13. a micro motor; 14. a wind hole; 15. a mounting base; 16. and (5) mounting holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to the accompanying drawings 1-5 of the specification, the utility model provides a printed circuit board, which comprises a circuit board body 1, wherein a cleaning component for cleaning dust and radiating heat is arranged outside the circuit board body 1;
as shown in fig. 2-5, the cleaning assembly comprises a screw rod 2, a sliding seat 3 is arranged outside the screw rod 2, and a cleaning brush 4 is arranged at the bottom end of the sliding seat 3; the outside of lead screw 2 one end has cup jointed master gear 5, both ends all have meshed from gear 6 around master gear 5, install installation axle 7 from the one side that gear 6 kept away from slide 3, installation axle 7 externally mounted has a plurality of interval distribution's flabellum 8.
As shown in fig. 3-5, the outer cover of one end of the screw rod 2, which is close to the main gear 5, is provided with a mounting plate 9, the front end and the rear end of the mounting plate 9 are respectively sleeved outside the two mounting shafts 7, the outer wall of the mounting shaft 7 is movably connected with the mounting plate 9 through a bearing, one side of the mounting plate 9, which is far away from the main gear 5, is provided with two fixing plates 10, and the supporting strength of the mounting shaft 7 can be ensured by connecting the fixing plates 10 with a mounting box 12, so that the stability of the mounting shaft 7 during movement can be improved.
As shown in fig. 2 and 3, the top end of the screw rod 2 is provided with a positioning column 11, the top end of the sliding seat 3 is sleeved outside the positioning column 11, the sliding seat 3 is convenient to limit through the arrangement of the positioning column 11, the stability of the sliding seat 3 during movement is guaranteed, and the sliding seat 3 is prevented from deviating in movement.
In order to ensure the stability of the equipment such as the screw rod 2, the main gear 5 and the like during movement, a fixed component for installing a cleaning component is arranged outside the circuit board body 1;
as shown in fig. 1 and 2, the fixing assembly comprises an installation box 12, the installation box 12 is sleeved outside the circuit board body 1, the screw rod 2, the positioning column 11, the main gear 5, the driven gear 6 and the fan blades 8 are all arranged inside the installation box 12, two ends of the screw rod 2 are respectively and movably connected with inner walls at two sides of the installation box 12 through bearings, two ends of the positioning column 11 are respectively and fixedly connected with inner walls at two sides of the installation box 12, and the fixing plate 10 is arranged at one side, close to the main gear 5, of the installation box 12; the one end externally mounted who keeps away from master gear 5 of mounting box 12 has micro motor 13, micro motor 13's output shaft runs through mounting box 12 and is connected with lead screw 2, through mounting box 12's setting, is convenient for separate external collision impact to this can improve the barrier propterty to circuit board body 1, also be convenient for install lead screw 2 and reference column 11 simultaneously.
As shown in fig. 1 and 2, two air holes 14 are formed at two ends of the mounting box 12, the two air holes 14 correspond to two slave gears 6 in left and right directions respectively, and air circulation and dust discharge after cleaning are facilitated through the arrangement of the air holes 14.
As shown in fig. 1 and 2, the bottoms of two ends of the mounting box 12 are respectively provided with a mounting seat 15, two mounting holes 16 distributed at intervals are formed in the mounting seats 15 in a penetrating manner, and the mounting boxes 12 are conveniently and fixedly mounted through the arrangement of the mounting seats 15.
The lead screw 2 and the main gear 5 are driven to rotate through the micro motor 13, the lead screw 2 drives the sliding seat 3 limited by the positioning column 11 to drive the cleaning brush 4 to clean dust on the surface of the circuit board body 1, the main gear 5 drives the two meshed driven gears 6 to rotate while rotating along with the lead screw 2, the driven gears 6 drive the plurality of fan blades 8 on the mounting shaft 7 to rotate, and then the swept dust is discharged through the air holes 14 at the two ends of the mounting box 12 by means of the rotation of the fan blades 8, so that the air circulation efficiency can be accelerated, and the heat dissipation performance of the circuit board body 1 is improved.
Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (6)
1. A printed circuit board, characterized in that: the circuit board comprises a circuit board body (1), wherein a cleaning component for cleaning dust and radiating is arranged outside the circuit board body (1);
a fixing component for installing a cleaning component is arranged outside the circuit board body (1);
the cleaning assembly comprises a screw rod (2), a sliding seat (3) is arranged outside the screw rod (2), and a cleaning brush (4) is arranged at the bottom end of the sliding seat (3);
the novel screw rod is characterized in that a main gear (5) is sleeved outside one end of the screw rod (2), a slave gear (6) is meshed with the front end and the rear end of the main gear (5), a mounting shaft (7) is mounted on one side, far away from the sliding seat (3), of the slave gear (6), and a plurality of fan blades (8) are mounted outside the mounting shaft (7).
2. A printed circuit board according to claim 1, wherein: the screw rod (2) is close to one end outside cover of master gear (5) and is equipped with mounting panel (9), both ends cover are located two installation axle (7) outsides respectively around mounting panel (9), installation axle (7) outer wall passes through bearing and mounting panel (9) swing joint, two fixed plates (10) are installed to one side that master gear (5) were kept away from to mounting panel (9).
3. A printed circuit board according to claim 2, wherein: the top end of the screw rod (2) is provided with a positioning column (11), and the top end of the sliding seat (3) is sleeved outside the positioning column (11).
4. A printed circuit board according to claim 3, wherein: the fixing assembly comprises a mounting box (12), the mounting box (12) is sleeved outside the circuit board body (1), the screw rod (2), the positioning column (11), the main gear (5), the driven gear (6) and the fan blades (8) are all arranged inside the mounting box (12), two ends of the screw rod (2) are respectively movably connected with inner walls at two sides of the mounting box (12) through bearings, two ends of the positioning column (11) are respectively fixedly connected with the inner walls at two sides of the mounting box (12), and the fixing plate (10) is arranged at one side, close to the main gear (5), of the mounting box (12);
the miniature motor (13) is externally mounted at one end, far away from the main gear (5), of the mounting box (12), and an output shaft of the miniature motor (13) penetrates through the mounting box (12) and is connected with the screw rod (2).
5. A printed circuit board according to claim 4, wherein: two wind holes (14) are formed in two ends of the mounting box (12), and the two wind holes (14) correspond to the positions of the two driven gears (6) in a left-right mode.
6. A printed circuit board according to claim 4, wherein: the mounting box is characterized in that mounting seats (15) are mounted at the bottoms of two ends of the mounting box (12), and two mounting holes (16) distributed at intervals are formed in the mounting seats (15) in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322310264.4U CN220711916U (en) | 2023-08-25 | 2023-08-25 | Printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322310264.4U CN220711916U (en) | 2023-08-25 | 2023-08-25 | Printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220711916U true CN220711916U (en) | 2024-04-02 |
Family
ID=90452840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322310264.4U Active CN220711916U (en) | 2023-08-25 | 2023-08-25 | Printed circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220711916U (en) |
-
2023
- 2023-08-25 CN CN202322310264.4U patent/CN220711916U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |