CN113923908B - Flexible circuit board of external dustproof mechanism - Google Patents
Flexible circuit board of external dustproof mechanism Download PDFInfo
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- CN113923908B CN113923908B CN202111157055.XA CN202111157055A CN113923908B CN 113923908 B CN113923908 B CN 113923908B CN 202111157055 A CN202111157055 A CN 202111157055A CN 113923908 B CN113923908 B CN 113923908B
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- dustproof
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a flexible circuit board with an external dustproof mechanism, which comprises a flexible circuit board body, wherein the dustproof mechanism is arranged outside the flexible circuit board body and comprises an upper dustproof frame, a first dustproof net, a lower dustproof frame, a second dustproof net, a protruding block and a fixed block, and connecting mechanisms are respectively arranged on the side walls of the front side and the rear side of the upper dustproof frame. The invention relates to a flexible circuit board with an external dustproof mechanism, which belongs to the field of flexible circuit boards, wherein a flexible circuit board body is clamped between an upper dustproof frame and a lower dustproof frame through the mutual matching of the dustproof mechanism and the dustproof mechanism, dust is blocked through a first dustproof net and a second dustproof net, so that dust is prevented from being attached and accumulated on the upper surface and the lower surface of the flexible circuit board body, and a protection mechanism is arranged and used for protecting the flexible circuit board body between an upper protection shell and a lower protection shell, so that the flexible circuit board body is prevented from being damaged due to external factors.
Description
Technical Field
The invention relates to the field of flexible circuit boards, in particular to a flexible circuit board with an external dustproof mechanism.
Background
Flexible circuit boards, also known as "flexible boards," are printed circuits made from flexible, insulating substrates. The flexible circuit provides excellent electrical performance, meets the design requirements of smaller and higher density mounting, and also helps reduce assembly processes and enhance reliability. Flexible circuit boards are the only solution to meet the miniaturization and movement requirements of electronic products. The flexible bending, winding and folding device can be freely bent, can bear millions of dynamic bending without damaging the wires, can be randomly arranged according to the space layout requirement, and can be randomly moved and stretched in a three-dimensional space, so that the integration of component assembly and wire connection is achieved; the flexible circuit board can greatly reduce the volume and weight of the electronic product, and is suitable for the requirements of the electronic product on high density, miniaturization and high reliability. Flexible circuit boards, commonly known in the industry as FPCs, are printed circuit boards made from flexible, insulating substrates (mainly polyimide or mylar), and have many advantages that rigid printed circuit boards do not possess. The FPC is utilized to greatly reduce the volume of the electronic product, and is suitable for the requirements of the electronic product on development in the high-density, miniaturized and high-reliability directions. After the flexible circuit board is installed, dust in the air is easy to adsorb and accumulated on the surface of the flexible circuit board due to lack of necessary dustproof measures, normal use of the flexible circuit board is affected, surrounding air is heated due to heat generated in the middle of the use process of the flexible circuit board, the existing flexible circuit board only can dissipate heat through the heat dissipation holes, the heat dissipation effect is poor, dust is easy to adhere to the flexible circuit board, the working efficiency of the flexible circuit board can be affected under the condition that the heat is too high, the flexible circuit board is seriously burnt out, and damage is caused by external factors due to lack of protective measures.
Disclosure of Invention
The invention mainly aims to provide a flexible circuit board with an external dustproof mechanism, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides an external dustproof mechanism's flexible line way board, includes the flexible line way board body, the outside of flexible line way board body is equipped with dustproof mechanism, dustproof mechanism includes dustproof frame, first dust screen, lower dustproof frame, second dust screen, protruding piece and fixed block, be equipped with coupling mechanism on the front and back both sides lateral wall of last dustproof frame respectively, coupling mechanism includes connecting plate, baffle ring, compression spring and fixture block, dustproof mechanism's outside is equipped with protection machanism, protection machanism includes protection housing, lower protection housing, reference column and first screw hole, the top surface of going up the protection housing is equipped with heat dissipation mechanism, heat dissipation mechanism includes bolt, mounting panel, stops blocking net, radiator fan and connecting rod.
Preferably, the first dust screen is fixedly installed in the frame wall of the upper dust screen, a group of symmetrical protruding blocks are fixedly installed on the side walls of the left side and the right side of the upper dust screen respectively, and dust is prevented from adhering to the upper surface of the flexible circuit board body through the first dust screen installed on the upper dust screen.
Preferably, the second dust screen is fixedly installed in the frame wall of the lower dust screen, a group of symmetrical protruding blocks are fixedly installed on the side walls of the left side and the right side of the lower dust screen respectively, a group of symmetrical fixing blocks are fixedly installed on the side walls of the front side and the rear side of the lower dust screen respectively, clamping grooves are formed in opposite faces of the fixing blocks respectively in a symmetrical mode, the flexible circuit board body is located between the upper dust screen and the lower dust screen, and dust is prevented from adhering to the lower surface of the flexible circuit board body through the second dust screen installed on the lower dust screen.
Preferably, the front side wall and the rear side wall of the upper dustproof frame are respectively and fixedly provided with a connecting plate, the left side wall and the right side wall of the connecting plate are respectively provided with a spring groove, a baffle ring is fixedly arranged in a notch of the spring groove, and the spring groove is provided with a baffle ring to prevent the compression spring from being ejected from the spring groove.
Preferably, one ends of the two compression springs are respectively and fixedly installed on the bottom of the baffle ring, the other ends of the compression springs are fixedly provided with clamping blocks, the clamping blocks penetrate through the baffle ring and are located in the clamping grooves, retracting and extending movements are carried out in the baffle ring through the compression springs to drive the clamping blocks to retract and push forward, the upper dustproof frame and the lower dustproof frame are connected together, the flexible circuit board body is clamped between the upper dustproof frame and the lower dustproof frame, and the dustproof mechanism achieves the dustproof effect on the flexible circuit board body.
Preferably, the top surface center part of last shield shell has seted up the heat dissipation through hole, just four angle tip positions of top surface of last shield shell have seted up the locating hole respectively, the recess that corresponds each other with protruding piece has been seted up on the bottom surface left and right sides lateral wall of last shield shell respectively, protects flexible line way board body under the cooperation through last shield shell, and the heat dissipation through hole of seting up on the last shield shell is in order to be convenient for heat to pass through from the top.
Preferably, the bottom surface of lower shield shell has offered a plurality of heat dissipation groove with the mode of arranging, also offered the recess that corresponds each other with protruding piece on the top surface left and right sides lateral wall of lower shield shell respectively, four angle tip positions in the shell of lower shield shell are fixed mounting respectively has the reference column, just first screw hole has been seted up to the top surface of reference column, the reference column alternates and installs in the locating hole, alternates to the locating hole through the reference column on the lower shield shell after, and lower shield shell and last shield shell merge and protect flexible line way board body together, avoid flexible line way board body to appear damaging because of external factor.
Preferably, the mounting groove corresponding to the heat dissipation through hole is formed in the center of the top surface of the mounting plate, the blocking net is fixedly mounted at the top end of the notch of the mounting groove, the second threaded holes corresponding to the positioning holes are respectively formed in the four corner end portions of the top surface of the mounting plate, three connecting rods are fixedly mounted on the outer wall of the heat dissipation fan in an equally-divided mode, the other ends of the connecting rods are fixedly mounted on the groove wall of the mounting groove, the heat dissipation fan is located below the blocking net, the bolts are screwed into the second threaded holes and penetrate through the second threaded holes to be in threaded connection with the first threaded holes, the air below is driven to flow upwards through the operation of the heat dissipation fan, and the heat dissipation effect of the flexible circuit board body is improved and the heat dissipation speed of the flexible circuit board body during heat dissipation is accelerated by utilizing the principle of air flow, so that normal use of the flexible circuit board body is ensured.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the flexible circuit board body is clamped between the upper dustproof frame and the lower dustproof frame through mutual matching of the dustproof mechanisms, dust is prevented through the first dustproof net and the second dustproof net, so that dust is prevented from being adhered and accumulated on the upper surface and the lower surface of the flexible circuit board body, the flexible circuit board body is protected between the upper protective shell and the lower protective shell, the problem that the flexible circuit board body is damaged due to external factors is avoided, and the heat dissipation mechanism is arranged and used for improving the heat dissipation effect of the flexible circuit board body and ensuring normal use of the flexible circuit board body.
Drawings
FIG. 1 is a schematic plan view of the overall structure of the present invention;
FIG. 2 is a schematic diagram illustrating the overall structure of the present invention;
FIG. 3 is a schematic view of the overall structure of the dust-proof mechanism of the present invention;
FIG. 4 is a schematic view of the connecting mechanism of the present invention in a broken away configuration;
FIG. 5 is a schematic view of the mechanism of the protection mechanism of the present invention;
FIG. 6 is a schematic top view of the heat dissipation mechanism of the present invention;
fig. 7 is a schematic bottom view of the whole structure of the heat dissipation mechanism of the present invention.
In the figure: 1. a protection mechanism; 2. a heat dissipation mechanism; 3. a flexible circuit board body; 4. a dust-proof mechanism; 5. a bolt; 6. a dust-proof frame is arranged on the upper part; 7. a first dust screen; 8. a connecting mechanism; 9. a lower dust-proof frame; 10. a second dust screen; 11. a protruding block; 12. a fixed block; 13. a clamping groove; 14. a connecting plate; 15. a spring groove; 16. a baffle ring; 17. a compression spring; 18. a clamping block; 19. an upper protective shell; 20. a heat dissipation through hole; 21. positioning holes; 22. a lower protective shell; 23. a heat sink; 24. a groove; 25. positioning columns; 26. a first threaded hole; 27. a mounting plate; 28. a mounting groove; 29. a blocking net; 30. a second threaded hole; 31. a heat radiation fan; 32. and (5) connecting a rod.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1-7, a flexible circuit board of external dustproof mechanism, including flexible circuit board body 3, the outside of flexible circuit board body 3 is equipped with dustproof mechanism 4, dustproof mechanism 4 includes dustproof frame 6, first dust screen 7, lower dustproof frame 9, second dust screen 10, protruding piece 11 and fixed block 12, be equipped with coupling mechanism 8 on the front and back both sides lateral wall of last dustproof frame 6 respectively, coupling mechanism 8 includes connecting plate 14, baffle ring 16, compression spring 17 and fixture block 18, the outside of dustproof mechanism 4 is equipped with protection machanism 1, protection machanism 1 includes last protecting crust 19, lower protecting crust 22, reference column 25 and first screw hole 26, the top surface of last protecting crust 19 is equipped with cooling machanism 2, cooling machanism 2 includes bolt 5, mounting panel 27, blocking net 29, cooling fan 31 and connecting rod 32.
Embodiment one:
as shown in fig. 3, in this embodiment, in order to avoid dust in the air adhering and accumulating on the upper surface and the lower surface of the flexible circuit board body 3, the first dust-proof net 7 is fixedly installed in the frame wall of the upper dust-proof frame 6, a set of symmetrical convex blocks 11 are fixedly installed on the side walls of the left and right sides of the upper dust-proof frame 6, the second dust-proof net 10 is fixedly installed in the frame wall of the lower dust-proof frame 9, a set of symmetrical convex blocks 11 are fixedly installed on the side walls of the left and right sides of the lower dust-proof frame 9, a set of symmetrical fixed blocks 12 are fixedly installed on the side walls of the front and rear sides of the lower dust-proof frame 9, and clamping grooves 13 are respectively formed on the opposite surfaces of the symmetrical fixed blocks 12, the flexible circuit board body 3 is located between the upper dust-proof frame 6 and the lower dust-proof frame 9, and when in use, the flexible circuit board body 3 is firstly taken up and laid on the top surface of the lower dust-proof frame 9, then the upper dust-proof frame 6 is combined on the top surface of the lower dust-proof frame 9, so that the flexible circuit board body 3 is located between the upper dust-proof frame 6 and the lower dust-proof frame 9, and the dust-proof net 3 is adsorbed on the first dust-proof net 3, and when the dust is adhered to the dust-proof frame 3.
Embodiment two:
as shown in fig. 4, in the present embodiment, in order to connect the upper dust-proof frame 6 and the lower dust-proof frame 9 together and clamp the flexible circuit board body 3 between the upper dust-proof frame 6 and the lower dust-proof frame 9, the connecting plates 14 are respectively fixedly installed on the front and rear side walls of the upper dust-proof frame 6, and the spring grooves 15 are respectively opened on the left and right side walls of the connecting plates 14, the retaining rings 16 are fixedly installed in the notches of the spring grooves 15, one ends of the two compression springs 17 are respectively fixedly installed on the bottoms of the retaining rings 16, and the other ends of the compression springs 17 are fixedly installed with the clamping blocks 18, the clamping blocks 18 penetrate through the retaining rings 16 and are located in the clamping grooves 13, when the upper dust-proof frame 6 and the lower dust-proof frame 9 are combined, the clamping blocks 18 protruding on the left and right side walls of the connecting plates 14 installed on the front and rear side walls of the upper dust-proof frame 6, the compression springs 17 installed in the spring grooves 15 formed in the side walls of the two sides of the connecting plate 14 will retract, drive the clamping blocks 18 at the front end to retract, enable the head parts of the clamping blocks 18 to be positioned on the inner side walls of the fixed blocks 12 and abut against each other, continuously merge the lower dustproof frame 9 onto the upper dustproof frame 6 until the upper dustproof frame 6 and the lower dustproof frame 9 are merged together, at the moment, the clamping blocks 18 do not abut against the inner side walls of the fixed blocks 12 any more, the compression springs 17 will perform recovery operation in the spring grooves 15, abut against the clamping blocks 18 towards the front end, enable the head parts of the clamping blocks 18 to be clamped in the clamping grooves 13 formed in the fixed blocks 12, and accordingly merge the upper dustproof frame 6 and the lower dustproof frame 9 together and clamp the flexible circuit board body 3 between the upper dustproof frame 6 and the lower dustproof frame 9.
Embodiment III:
as shown in fig. 5, in this embodiment, in order to protect the flexible circuit board body 3, to avoid damage to the flexible circuit board body 3 caused by external factors, the central portion of the top surface of the upper protecting shell 19 is provided with a heat dissipation through hole 20, four corner end portions of the top surface of the upper protecting shell 19 are respectively provided with positioning holes 21, the left and right side walls of the bottom surface of the upper protecting shell 19 are respectively provided with grooves 24 corresponding to the protruding blocks 11, the bottom surface of the lower protecting shell 22 is provided with a plurality of heat dissipation grooves 23 in a row manner, the left and right side walls of the top surface of the lower protecting shell 22 are also respectively provided with grooves 24 corresponding to the protruding blocks 11, the four corner end portions of the inner bottom surface of the lower protecting shell 22 are respectively fixedly provided with positioning posts 25, the top surface of the positioning posts 25 are provided with first threaded holes 26, the positioning posts 25 are alternately installed in the positioning holes 21, in use, the dustproof mechanism 4 is installed in the lower protective shell 22, in the installation process, the protruding blocks 11 installed on the left side wall and the right side wall of the lower dustproof frame 9 are clamped into the grooves 24 formed on the left side wall and the right side wall of the lower protective shell 22, then the upper protective shell 19 is installed on the top surface of the lower protective shell 22, the positioning holes 21 formed on the four corner ends of the upper protective shell 19 are aligned with the positioning posts 25 installed on the lower protective shell 22 in the installation process, then the positioning posts 25 are inserted into the positioning holes 21, and meanwhile, the protruding blocks 11 installed on the upper dustproof frame 6 are clamped into the grooves 24 formed on the upper protective shell 19, so that the flexible circuit board body 3 is protected between the upper protective shell 19 and the lower protective shell 22, and the flexible circuit board body 3 is prevented from being damaged.
Embodiment four:
as shown in fig. 6 to 7, in this embodiment, in order to improve the heat dissipation performance of the flexible circuit board body 3, a mounting groove 28 corresponding to the heat dissipation through hole 20 is formed in the center portion of the top surface of the mounting plate 27, a blocking net 29 is fixedly mounted at the top end portion of the notch of the mounting groove 28, second screw holes 30 corresponding to the positioning holes 21 are respectively formed at the four corner end portions of the top surface of the mounting plate 27, three connecting rods 32 are fixedly mounted on the outer wall of the cooling fan 31 in an equally divided manner, the other ends of the connecting rods 32 are fixedly mounted on the wall of the mounting groove 28, the cooling fan 31 is located below the blocking net 29, the bolts 5 are screwed into the second screw holes 30 and pass through the second screw holes 30 to be screwed with the first screw holes 26, and the mounting plate 27 is placed on the top surface of the upper protective shell 19 when in use, and the second screw holes 30 formed at the four corner portions of the mounting plate 27 are aligned with the first screw holes 26 formed at the positioning posts 25, and then the bolts 5 are screwed into the second screw holes 30 and continuously screwed into the first screw holes 26 through the second screw holes 30, thereby fixing the upper and lower shield shells 19 and 22 together and fixing the mounting plate 27 on the top surface of the upper shield shell 19, when the flexible circuit board body 3 starts to be used, the heat dissipation fan 31 will also be operated together, the heat dissipation fan 31 will suck air downwards and discharge upwards, at this time, the heat generated by the flexible circuit board body 3 is discharged upwards through the heat dissipation through holes 20 by the heat dissipation fan 31, and at the same time, the outside air is introduced into the insides of the upper and lower shield shells 19 and 22 through the heat dissipation grooves 23 to dissipate the heat of the flexible circuit board body 3 by utilizing the principle of air heat exchange, while dust in the air is blocked by the dust prevention mechanism 4.
It should be noted that, in the use of the flexible circuit board with the external dustproof mechanism, in order to realize quick installation between devices and protect the flexible circuit board body 3, firstly, the upper dustproof frame 6 and the lower dustproof frame 9 are respectively installed in the upper protecting shell 19 and the lower protecting shell 22, in the installation process, the convex blocks 11 installed on the upper dustproof frame 6 and the lower dustproof frame 9 are respectively clamped in the corresponding grooves 24 formed on the upper protecting shell 19 and the lower protecting shell 22, then the flexible circuit board body 3 is tiled on the top surface of the lower dustproof frame 9, then the upper protecting shell 19 is installed on the top surface of the lower protecting shell 22, the positioning posts 25 are inserted into the positioning holes 21 in the installation process, meanwhile, the compression springs 17 installed in the spring grooves 15 make retracting operations, drive the front end clamping blocks 18 to retract, and make the head parts of the clamping blocks 18 located on the inner side walls of the fixed blocks 12, the lower protecting frame 9, the upper side walls and the lower protecting frame 6 are continuously screwed into the threaded holes 30, the upper side walls of the upper protecting frame 14 are continuously screwed into the threaded holes 30, the upper side walls of the lower protecting frame 9 are continuously screwed into the threaded holes 30, the upper protecting frame 19 is screwed into the threaded holes 30, the threaded holes 30 are formed in the upper protecting frame 19, and the threaded holes 30 are continuously screwed into the threaded holes 30, and the threaded holes 30 are screwed into the upper protecting frame 18, and the threaded holes 30 are continuously screwed into the threaded holes 30, when the flexible circuit board body 3 is in use, the heat dissipation fan 31 will also operate together, the heat dissipation fan 31 will suck air downwards and discharge it upwards, in this process, the heat emitted by the flexible circuit board body 3 will be discharged through the heat dissipation opening 20 formed on the upper protecting shell 19, and the external cold air will enter the protecting mechanism 1 through the heat dissipation groove 23, and the air in the protecting mechanism 1 realizes heat exchange, thereby realizing cooling and heat dissipation to the flexible circuit board body 3, so as to improve the heat dissipation effect to the flexible circuit board body 3, and the blocking net 29 is used for preventing foreign matters from entering the protecting mechanism 1, after the external air enters the protecting mechanism 1, the first dust screen 7 and the second dust screen 10 mounted on the upper dust screen 6 and the lower dust screen 9 can block dust in the air from adhering and accumulating on the flexible circuit board body 3.
The foregoing is only illustrative of the preferred embodiments of the present invention and, although the present invention has been described in detail with reference to the foregoing embodiments, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention, and equivalents of the features may be substituted for elements thereof without departing from the true spirit and scope of the invention.
Claims (4)
1. A flexible circuit board of external dustproof mechanism, its characterized in that: including flexible line way board body (3), the outside of flexible line way board body (3) is equipped with dustproof mechanism (4), dustproof mechanism (4) are including last dustproof frame (6), first dustproof frame (7), lower dustproof frame (9), second dustproof frame (10), protruding piece (11) and fixed block (12), go up fixed mounting in the frame wall of dustproof frame (6) first dustproof frame (7), go up protruding piece (11) of a set of symmetry respectively fixed mounting on the left and right sides lateral wall of dustproof frame (6), fixed mounting has second dustproof frame (10) in the frame wall of dustproof frame (9) down, protruding piece (11) of a set of symmetry also respectively fixed mounting on the left and right sides lateral wall of dustproof frame (9) down, fixed mounting has fixed block (12) of a set of symmetry respectively on the front and back both sides lateral wall of dustproof frame (9), and the symmetry on the opposite face of fixed block (12) respectively set up draw-in groove (13), flexible line way board body (3) are located between dustproof frame (6) and lower frame (8), dustproof mechanism (16) are equipped with on the connecting plate (18) respectively, connecting plates (14) are fixedly installed on the side walls of the front side and the rear side of the upper dustproof frame (6), spring grooves (15) are formed in the side walls of the left side and the right side of the connecting plates (14) respectively, retaining rings (16) are fixedly installed in notches of the spring grooves (15), two ends of the compression springs (17) are fixedly installed on groove bottoms of the retaining rings (16) respectively, clamping blocks (18) are fixedly installed at the other ends of the compression springs (17), the clamping blocks (18) penetrate through the retaining rings (16) and are located in clamping grooves (13), a protection mechanism (1) is arranged outside the dustproof mechanism (4), the protection mechanism (1) comprises an upper protection shell (19), a lower protection shell (22), a positioning column (25) and a first threaded hole (26), four corner end portions of the top surface of the upper protection shell (19) are respectively provided with positioning holes (21), four corner end portions of the bottom surface of the lower protection shell (22) are respectively fixedly installed with positioning columns (25), the top surface of the positioning columns (25) penetrate through the retaining rings, the first threaded hole (26) is formed in the first protection shell (21), the first threaded hole (25) is formed in the heat dissipation mechanism (2), and the heat dissipation mechanism (2) is provided with the positioning columns (27) Blocking net (29), radiator fan (31) and connecting rod (32), mounting groove (28) that correspond each other with heat dissipation opening (20) are seted up at the top surface central part of mounting panel (27), notch top position fixed mounting of mounting groove (28) has blocking net (29), the outer wall of radiator fan (31) has three connecting rod (32) with the mode fixed mounting of halving, just the other end fixed mounting of connecting rod (32) is on the cell wall of mounting groove (28), bolt (5) screw in install at second screw hole (30) and pass second screw hole (30) and carry out threaded connection with first screw hole (26).
2. The flexible circuit board of claim 1, wherein the flexible circuit board comprises: the top surface center part of last protecting crust (19) has seted up heat dissipation through hole (20), recess (24) that correspond each other with protruding piece (11) are seted up respectively on the bottom surface left and right sides lateral wall of last protecting crust (19).
3. The flexible circuit board of claim 1, wherein the flexible circuit board comprises: the bottom surface of lower protecting crust (22) has offered a plurality of heat dissipation groove (23) with the mode of whole row, also offered recess (24) that correspond each other with protruding piece (11) on the top surface left and right sides lateral wall of lower protecting crust (22) respectively.
4. The flexible circuit board of claim 1, wherein the flexible circuit board comprises: second threaded holes (30) corresponding to the positioning holes (21) are respectively formed in the four corner end portions of the top surface of the mounting plate (27), and the cooling fan (31) is located below the blocking net (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111157055.XA CN113923908B (en) | 2021-09-30 | 2021-09-30 | Flexible circuit board of external dustproof mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111157055.XA CN113923908B (en) | 2021-09-30 | 2021-09-30 | Flexible circuit board of external dustproof mechanism |
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| CN113923908A CN113923908A (en) | 2022-01-11 |
| CN113923908B true CN113923908B (en) | 2023-04-28 |
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| CN202111157055.XA Active CN113923908B (en) | 2021-09-30 | 2021-09-30 | Flexible circuit board of external dustproof mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN208523038U (en) * | 2018-03-13 | 2019-02-19 | 覃良泳 | A kind of dust-proof wiring board |
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| CN207340280U (en) * | 2017-10-23 | 2018-05-08 | 扬州华盟电子有限公司 | A kind of computer heat radiation system flexible circuit board |
| CN209627784U (en) * | 2018-09-30 | 2019-11-12 | 东莞联桥电子有限公司 | A kind of circuit board with dustproof construction |
| CN209845630U (en) * | 2019-04-25 | 2019-12-24 | 江苏东驰信息科技有限公司 | High-efficient dustproof construction is used to network switch |
| CN210432224U (en) * | 2019-07-01 | 2020-04-28 | 郑州知淘信息科技有限责任公司 | High accuracy flexible circuit board structure |
| CN211880852U (en) * | 2020-01-03 | 2020-11-06 | 深圳市欣盛电子科技有限公司 | PCB circuit board with dampproofing dustproof function |
| CN211880879U (en) * | 2020-05-09 | 2020-11-06 | 江苏迪昊特电子科技有限公司 | Dustproof device for radiator |
| CN212305985U (en) * | 2020-06-22 | 2021-01-05 | 扬州华盟电子有限公司 | High-efficient heat dissipation type FPC flexible line way board of area protection |
| CN212677545U (en) * | 2020-09-07 | 2021-03-09 | 苏州倢希科技有限公司 | Power-off protection type motor controller |
| CN213818146U (en) * | 2020-11-27 | 2021-07-27 | 济南超达电子有限公司 | Flexible circuit board and loudspeaker with same |
| CN213916064U (en) * | 2020-12-11 | 2021-08-10 | 深圳市宏炬科技有限公司 | Precision part is water conservancy diversion net for high temperature vacuum forming with dustproof construction |
| CN213547723U (en) * | 2020-12-25 | 2021-06-25 | 江西服装学院 | Computer network router dust-proof equipment |
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2021
- 2021-09-30 CN CN202111157055.XA patent/CN113923908B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208523038U (en) * | 2018-03-13 | 2019-02-19 | 覃良泳 | A kind of dust-proof wiring board |
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