CN210093106U - Dustproof high-frequency switching power supply capable of resisting lightning interference - Google Patents
Dustproof high-frequency switching power supply capable of resisting lightning interference Download PDFInfo
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- CN210093106U CN210093106U CN201921314436.2U CN201921314436U CN210093106U CN 210093106 U CN210093106 U CN 210093106U CN 201921314436 U CN201921314436 U CN 201921314436U CN 210093106 U CN210093106 U CN 210093106U
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Abstract
The utility model discloses an anti lightning interference's of dust protected high frequency switching power supply, including main part and limit rail, the front surface set up flutedly, and the inner wall of recess is provided with the rubber circle, the inboard of rubber circle is provided with the limiting plate, and the inboard of limiting plate is provided with the activated carbon net, the lower extreme of main part is provided with the base, limit rail sets up in the inboard of base, and limit rail's lower extreme is connected with the support frame, the inside upside of main part is fixed with anti electromagnetic interference ware, and the last fixed surface of main part has the fixed plate. Can absorb electromagnetic interference and do not excrete to the ground through the anti-electromagnetic interference ware that sets up, kill and fall the device and need not ground connection to can not break into through public ground wire when lightning interference, realize thorough protection, and the lug that sets up makes things convenient for normal countermeasure electromagnetic interference ware to carry out periodical nursing, be the U shape through the shape of the flashing board that sets up, when meetting overcast and rainy weather, can prevent that the ponding that its top appears from permeating inside the device.
Description
Technical Field
The utility model relates to a high frequency switching power supply technical field specifically is an anti lightning interference's of dust protected high frequency switching power supply.
Background
In the application of power electronic technology and various power supply systems, the switching power supply technology is in the core position. For a large-scale electrolytic plating power supply, a traditional circuit is very large and heavy, if a high-pause switching power supply technology is adopted, the volume and the weight of the power supply can be greatly reduced, the utilization efficiency of the power supply can be greatly improved, materials are saved, and the cost is reduced. In electric vehicles and variable frequency transmission, the technology of a non-switching power supply is adopted, and the power frequency is changed through the switching power supply, so that load matching and driving control close to the ideal are achieved.
The dust screen dismantles inconveniently in the high frequency switching power supply use in the market, influence the device and normally airs exhaust the heat dissipation, and the rain-proof can't be accomplished to the dust screen when overcast and rainy day, if too moist in the device, can't eliminate it, the device is often placed outdoors simultaneously, if meet lightning interference, when electrical apparatus ground fault disturbs, can't protect it, and the device is fixed insecure, can make its junction appear not hard up problem when placing for a long time, for this reason, we propose the anti-lightning interference's of dust protected high frequency switching power supply.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti lightning interference's of dust protected high frequency switching power supply, it is inconvenient to dismantle with the dust screen in the high frequency switching power supply use that proposes in solving above-mentioned background art, influence the device and normally airs exhaust the heat dissipation, and the dust screen can't accomplish to be rain-proofly when overcast and rainy day, if too moist in the device, can't eliminate it, the device is often placed outdoors simultaneously, if meet lightning interference, when electrical apparatus ground fault disturbs, can't protect it, and the device is fixed insecure, can make its junction appear not hard up problem when placing for a long time.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high frequency switching power supply of anti-lightning interference of dust protected, includes main part and limit rail, the front surface of main part is seted up flutedly, and the inner wall of recess is provided with the rubber circle, the inboard of rubber circle is provided with the limiting plate, and the inboard of limiting plate is provided with the activated carbon net, the lower extreme of main part is provided with the base, limit rail sets up in the inboard of base, and limit rail's lower extreme is connected with the support frame, the inside upside of main part is fixed with anti-electromagnetic interference ware, and the last fixed surface of main part has the fixed plate.
Preferably, the connection mode between recess and the rubber circle is adhesive connection, and the limiting plate passes through to constitute seal structure between rubber circle and the recess.
Preferably, the limiting plate is symmetrical about the horizontal center of the body, and the front surface of the activated carbon net is provided with a nano-coating.
Preferably, the base passes through to constitute the block structure between spacing guide rail and the support frame, and the outside of base is provided with spacing bolt, and spacing bolt along base horizontal center line evenly distributed.
Preferably, the upper side of the anti-electromagnetic interference device is provided with a convex block, and the anti-electromagnetic interference device forms a clamping structure with the inner wall of the main body through the convex block.
Preferably, the fixed plate and the flashing are connected by welding, and the flashing is of a U-shaped structure.
Compared with the prior art, the beneficial effects of the utility model are that:
the dustproof high-frequency switching power supply with the lightning interference resistance can facilitate a user to disassemble a dustproof net through the arranged groove, so that the influence of long-time mesh blockage on normal air exhaust is prevented, and the arranged rubber ring can prevent rainwater from permeating into the device;
the dust screen is arranged into the active carbon mesh, so that dust can be prevented from entering the interior of the device, the active carbon mesh also has a damp effect, the damp in the device influences normal use, the nano coating arranged on the outer surface of the active carbon mesh can prevent the active carbon mesh from being waterproof, rainwater is prevented from entering the interior of the device from the active carbon mesh, the supporting frame can be fixed through the mounted limiting guide rail, the phenomenon that the joint is loosened when the device is placed for a long time and the normal use of the device is influenced is avoided, and the arrangement of the row of limiting bolts can play a reinforcing role, so that the device is fixed more firmly;
can absorb electromagnetic interference and do not excrete to the ground through the anti-electromagnetic interference ware that sets up, kill and fall the device and need not ground connection to can not break into through public ground wire when lightning interference, realize thorough protection, and the lug that sets up makes things convenient for normal countermeasure electromagnetic interference ware to carry out periodical nursing, be the U shape through the shape of the flashing board that sets up, when meetting overcast and rainy weather, can prevent that the ponding that its top appears from permeating inside the device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of the present invention;
fig. 3 is a schematic structural diagram of a portion a in fig. 2 according to the present invention.
In the figure: 1. a main body; 2. a groove; 3. a rubber ring; 4. a limiting plate; 5. an activated carbon mesh; 6. a nano-coating; 7. a base; 8. limiting a guide rail; 9. a support frame; 10. a limit bolt; 11. an anti-electromagnetic interference device; 12. a bump; 13. a fixing plate; 14. a flashing.
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 technical solution: a dustproof high-frequency switch power supply with lightning interference resistance comprises a main body 1, a groove 2, a rubber ring 3, a limiting plate 4, an activated carbon net 5, a nano coating 6, a base 7, a limiting guide rail 8, a supporting frame 9, a limiting bolt 10, an anti-electromagnetic interference device 11, a bump 12, a fixing plate 13 and a rain shielding plate 14, wherein the groove 2 is formed in the front surface of the main body 1, the rubber ring 3 is arranged on the inner wall of the groove 2, the groove 2 is connected with the rubber ring 3 in an adhesive mode, the limiting plate 4 forms a sealing structure between the rubber ring 3 and the groove 2, the dust screen can be conveniently detached by a user through the arranged groove 2, normal air exhaust caused by long-time mesh blockage is prevented, and rainwater can be prevented from permeating into the device through the arranged rubber ring 3;
the inner side of the rubber ring 3 is provided with a limiting plate 4, the inner side of the limiting plate 4 is provided with an activated carbon net 5, the limiting plate 4 is symmetrical about the horizontal center of the main body 1, the front surface of the activated carbon net 5 is provided with a nano coating 6, the dust-proof net is arranged into the activated carbon net 5, not only can dust be prevented from entering the interior of the device, but also the activated carbon net 5 has a damp effect, the damp in the device influences the normal use, the nano coating 6 arranged on the outer surface of the activated carbon net 5 can prevent the activated carbon net 5 from being waterproof, rainwater is prevented from entering the interior of the device from the activated carbon net 5, the lower end of the main body 1 is provided with a base 7, a limiting guide rail 8 is arranged on the inner side of the base 7, the lower end of the limiting guide rail 8 is connected with a support frame 9, the base 7 forms a clamping structure with the support frame 9, the limiting bolts 10 are uniformly distributed along the horizontal central line of the base 7, the supporting frame 9 can be fixed through the installed limiting guide rail 8, the phenomenon that the connection part is loosened when the device is placed for a long time and the normal use of the device is influenced is prevented, and the arrangement of the row of limiting bolts 10 can play a role in reinforcing, so that the device is fixed more firmly;
the inside upside of main part 1 is fixed with anti-electromagnetic interference ware 11, and the last fixed surface of main part 1 has fixed plate 13, the upside of anti-electromagnetic interference ware 11 is provided with lug 12, and anti-electromagnetic interference ware 11 passes through and constitutes the block structure between lug 12 and the 1 inner wall of main part, anti-electromagnetic interference ware 11 through setting up can absorb electromagnetic interference and do not excrete to the ground, it need not ground connection not to kill the device that falls, and can not break into through public ground wire when the thunder and lightning interference, realize thorough protection, and lug 12 that sets up conveniently normally counter electromagnetic interference ware 11 and regularly nurse, the connected mode between fixed plate 13 and the dash board 14 is welded connection, and dash board 14 is U type column structure, the shape through the dash board 14 that sets up is the U shape, when meetting overcast and rainy weather, can prevent that the ponding that its top appears from permeating inside the device.
The working principle is as follows: for the high-frequency switch power supply, before using, it is needed to know that the upper end of the fixing plate 13 is provided with the rain shielding plate 14 in a U shape, when encountering rainy weather, the rain shielding plate can prevent accumulated water on the top of the fixing plate from permeating into the device, when using, a user firstly clamps the anti-electromagnetic interference device 11 with the model of SJB960 on the upper inner side of the main body 1 through the convex block 12 to facilitate regular nursing against the electromagnetic interference device 11, then clamps the supporting frame 9 in the limiting guide rail 8 on the inner side of the base 7 to prevent the joint from loosening when being placed for a long time and affecting the normal use of the device, then sequentially penetrates through the base 7 and the supporting frame 9 through the limiting bolt 10 to fix the device, so that the device can be fixed more firmly, the user can clamp the prepared activated carbon net 5 in the groove 2 through the limiting plate 4, and the groove 2 can facilitate the user to detach the dust-, prevent that long-time mesh from blockking up the influence and normally airing exhaust, rubber circle 3 through setting up can prevent that the rainwater from permeating to the device inside, connect the power with the device afterwards, electromagnetic interference resistance ware 11 can absorb electromagnetic interference and do not excrete to the ground, it need not ground connection not to kill and fall the device, and can not break into through public ground wire when lightning interference, realize thorough protection, then nanometer coating 6 that 5 surfaces of active carbon net set up, can prevent that the rainwater from inside 5 follow access devices from active carbon net, make the practicality of whole high frequency switching power supply obtain fine improvement, just so accomplish the use of whole high frequency switching power supply.
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 an anti lightning interference's of dust protected high frequency switching power supply, includes main part (1) and limit rail (8), its characterized in that: the front surface of main part (1) is seted up flutedly (2), and the inner wall of recess (2) is provided with rubber circle (3), the inboard of rubber circle (3) is provided with limiting plate (4), and the inboard of limiting plate (4) is provided with activated carbon net (5), the lower extreme of main part (1) is provided with base (7), the inboard of base (7) is seted up in spacing guide rail (8), and the lower extreme of spacing guide rail (8) is connected with support frame (9), the inside upside of main part (1) is fixed with anti-electromagnetic interference ware (11), and the last fixed surface of main part (1) has fixed plate (13).
2. The dust-proof high-frequency switching power supply capable of resisting lightning interference according to claim 1, characterized in that: the connection mode between recess (2) and rubber circle (3) is adhesive connection, and limiting plate (4) pass through and constitute seal structure between rubber circle (3) and recess (2).
3. The dust-proof high-frequency switching power supply capable of resisting lightning interference according to claim 1, characterized in that: the limiting plate (4) is symmetrical about the horizontal center of the main body (1), and the front surface of the activated carbon net (5) is provided with a nano coating (6).
4. The dust-proof high-frequency switching power supply capable of resisting lightning interference according to claim 1, characterized in that: the base (7) is clamped with the support frame (9) through the limiting guide rail (8), the limiting bolts (10) are arranged on the outer side of the base (7), and the limiting bolts (10) are evenly distributed along the horizontal center line of the base (7).
5. The dust-proof high-frequency switching power supply capable of resisting lightning interference according to claim 1, characterized in that: the upper side of the anti-electromagnetic interference device (11) is provided with a convex block (12), and the anti-electromagnetic interference device (11) forms a clamping structure with the inner wall of the main body (1) through the convex block (12).
6. The dust-proof high-frequency switching power supply capable of resisting lightning interference according to claim 1, characterized in that: the fixing plate (13) and the rain shielding plate (14) are connected in a welding mode, and the rain shielding plate (14) is of a U-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921314436.2U CN210093106U (en) | 2019-08-14 | 2019-08-14 | Dustproof high-frequency switching power supply capable of resisting lightning interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921314436.2U CN210093106U (en) | 2019-08-14 | 2019-08-14 | Dustproof high-frequency switching power supply capable of resisting lightning interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210093106U true CN210093106U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921314436.2U Active CN210093106U (en) | 2019-08-14 | 2019-08-14 | Dustproof high-frequency switching power supply capable of resisting lightning interference |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113691918A (en) * | 2021-09-04 | 2021-11-23 | 武汉左点科技有限公司 | Anti-electromagnetic interference method and device for hearing aid |
| CN113691918B (en) * | 2021-09-04 | 2024-06-11 | 武汉左点科技有限公司 | Anti-electromagnetic interference method and device for hearing aid |
-
2019
- 2019-08-14 CN CN201921314436.2U patent/CN210093106U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113691918A (en) * | 2021-09-04 | 2021-11-23 | 武汉左点科技有限公司 | Anti-electromagnetic interference method and device for hearing aid |
| CN113691918B (en) * | 2021-09-04 | 2024-06-11 | 武汉左点科技有限公司 | Anti-electromagnetic interference method and device for hearing aid |
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