CN215897295U - Constant current power supply device based on lightning protection - Google Patents
Constant current power supply device based on lightning protection Download PDFInfo
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- CN215897295U CN215897295U CN202122423583.7U CN202122423583U CN215897295U CN 215897295 U CN215897295 U CN 215897295U CN 202122423583 U CN202122423583 U CN 202122423583U CN 215897295 U CN215897295 U CN 215897295U
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000004065 semiconductor Substances 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- -1 polyethylene Polymers 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 210000002414 leg Anatomy 0.000 description 11
- 230000009286 beneficial effect Effects 0.000 description 10
- 230000017525 heat dissipation Effects 0.000 description 6
- 238000005057 refrigeration Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 208000025274 Lightning injury Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 2
- 241000272165 Charadriidae Species 0.000 description 1
- 230000005679 Peltier effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model provides a lightning protection based constant-current power supply device, which comprises an outer shell, a constant-current power supply body, a power supply bracket, an external lightning arrester, a lightning protection impact protection circuit board and a constant-current power supply output interface, wherein the outer shell is provided with a lightning protection circuit board; an external lightning arrester is arranged outside the outer shell, and a lightning protection impact protection circuit is arranged inside the outer shell; the external lightning arrester comprises a lightning rod and a grounding circuit, wherein the lightning rod can conduct lightning to the grounding circuit when lightning strikes occur, so that the direct damage of the lightning strikes to the constant-current power supply body is effectively avoided; in addition, the lightning protection impact protection circuit board can rectify and filter current when lightning strike occurs, so that high-frequency current components caused by the lightning strike in the current are removed, and the stability of the output current of the constant-current power supply device is ensured.
Description
Technical Field
The utility model relates to the technical field of constant current power supply equipment, in particular to a lightning protection-based constant current power supply device.
Background
A constant current power supply device is a power supply device for supplying a constant current to a load such as an LED or a motor. The constant current power supply device may be affected by thunderstorms and other bad weather in the working process, and at the moment, the constant current power supply device cannot avoid being struck by lightning. If the lightning stroke is too large, the stability of the output current of the constant current power supply device is interfered, and electronic elements in the constant current power supply device are damaged, so that the constant current power supply device is irreversibly damaged. Therefore, it is very important to arrange a lightning protection device in the constant current power supply device.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a lightning-protection-based constant-current power supply device, which comprises an outer shell, a constant-current power supply body, a power supply bracket, an external lightning arrester, a lightning-protection impact protection circuit board and a constant-current power supply output interface; an external lightning arrester is arranged outside the outer shell, and a lightning protection impact protection circuit is arranged inside the outer shell; the external lightning arrester comprises a lightning rod and a grounding circuit, wherein the lightning rod can conduct lightning to the grounding circuit when lightning strikes occur, so that the direct damage of the lightning strikes to the constant-current power supply body is effectively avoided; in addition, the lightning protection impact protection circuit board can rectify and filter current when lightning strike occurs, so that high-frequency current components caused by the lightning strike in the current are removed, and the stability of the current output by the constant-current power supply device is ensured; therefore, the lightning protection-based constant-current power supply device avoids the power supply device from being damaged by lightning and maintains the stability of the output current of the power supply device through the external lightning arrester and the lightning protection impact protection circuit, so that the lightning protection performance and the working stability of the constant-current power supply device are improved.
The utility model provides a lightning protection based constant-current power supply device which is characterized by comprising an outer shell, a constant-current power supply body, a power supply bracket, an external lightning arrester, a lightning protection impact protection circuit board and a constant-current power supply output interface, wherein the outer shell is provided with a lightning protection circuit board; wherein,
the constant current power supply body and the power supply bracket are arranged inside the outer shell, the bottom end of the power supply bracket is fixedly connected with the inner bottom wall of the outer shell, and the top end of the power supply bracket is fixedly provided with the constant current power supply body;
the external lightning arrester is arranged outside the outer shell and comprises a lightning rod and a grounding circuit, and the lightning rod is connected with the grounding circuit;
the lightning protection impact protection circuit board is connected with the constant current power supply body and comprises a rectification filter circuit;
the constant current power supply body is connected with the constant current power supply output interface through a lead, and the constant current power supply output interface is embedded on the side wall surface of the outer shell;
further, the whole outer shell is in a cuboid shape;
the outer shell is made of polyethylene plastic;
the side wall surfaces on the periphery of the outer shell are provided with a plurality of heat dissipation holes;
further, a semiconductor refrigerating sheet is arranged on the wall surface of the top of the outer shell;
further, the power supply bracket comprises a support plate and four support legs which are respectively arranged at the four corners of the lower side of the support plate;
each supporting leg is fixedly connected with the inner bottom wall of the outer shell through a screw;
each supporting leg is integrally cylindrical;
the supporting plate and the four supporting legs are integrally formed;
furthermore, the whole supporting plate is of a flat plate structure;
a plurality of radiating fins are uniformly arranged at the bottom of the supporting plate;
each radiating fin is rectangular as a whole, and the length of each radiating fin is 5cm-8cm, and the width of each radiating fin is 2cm-3 cm;
the distance between two adjacent radiating fins is 0.5cm-1 cm;
further, the support plate and the support legs are made of aluminum alloy;
further, the constant current power supply body is arranged above the supporting plate in a sticking mode through a heat conduction silica gel layer;
the thickness of the heat-conducting silica gel layer is 0.2cm-0.8 cm;
further, the lightning rod is arranged at the top of the upper side of the outer shell;
the grounding circuit is arranged at the bottom of the lower side of the outer shell;
the lightning rod is connected with the grounding circuit through a wire;
further, the lightning protection impact protection circuit board is connected with the power input end of the constant current power supply body through a wire;
the rectification filter circuit is an RC (resistance-capacitance) rectifier bridge filter circuit;
further, the constant current power supply output interface is a USB Type-C interface.
Compared with the prior art, the lightning-protection-based constant-current power supply device comprises an outer shell, a constant-current power supply body, a power supply bracket, an external lightning arrester, a lightning-protection impact protection circuit board and a constant-current power supply output interface; an external lightning arrester is arranged outside the outer shell, and a lightning protection impact protection circuit is arranged inside the outer shell; the external lightning arrester comprises a lightning rod and a grounding circuit, wherein the lightning rod can conduct lightning to the grounding circuit when lightning strikes occur, so that the direct damage of the lightning strikes to the constant-current power supply body is effectively avoided; in addition, the lightning protection impact protection circuit board can rectify and filter current when lightning strike occurs, so that high-frequency current components caused by the lightning strike in the current are removed, and the stability of the current output by the constant-current power supply device is ensured; therefore, the lightning protection-based constant-current power supply device avoids the power supply device from being damaged by lightning and maintains the stability of the output current of the power supply device through the external lightning arrester and the lightning protection impact protection circuit, so that the lightning protection performance and the working stability of the constant-current power supply device are improved.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a lightning protection-based constant current power supply device provided by the utility model.
Reference numerals: 1. an outer housing; 2. a constant current power supply body; 3. a power supply bracket; 4. a lightning rod; 5. a ground circuit; 6. a lightning protection impact protection circuit board; 7. a constant current power supply output interface; 8. heat dissipation holes; 9. a semiconductor refrigeration sheet; 10. a support plate; 11. supporting legs; 12. and heat dissipation fins.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Fig. 1 is a schematic structural diagram of a lightning protection-based constant current power supply device according to an embodiment of the present invention. The lightning protection based constant current power supply device comprises an outer shell 1, a constant current power supply body 2, a power supply bracket 3, an external lightning arrester, a lightning protection impact protection circuit board 6 and a constant current power supply output interface 7; wherein,
the constant current power supply body 2 and the power supply bracket 3 are arranged inside the outer shell 1, the bottom end of the power supply bracket 3 is fixedly connected with the inner bottom wall of the outer shell 1, and the top end of the power supply bracket 3 is fixedly provided with the constant current power supply body 2;
the external lightning arrester is arranged outside the outer shell 1 and comprises a lightning rod 4 and a grounding circuit 5, and the lightning rod 4 is connected with the grounding circuit 5;
the lightning protection impact protection circuit board 6 is connected with the constant current power supply body 2, and the lightning protection impact protection circuit board 6 comprises a rectification filter circuit;
the constant current power supply body 2 is connected with the constant current power supply output interface 7 through a lead, and the constant current power supply output interface 7 is embedded on the side wall surface of the outer shell 1.
The beneficial effects of the above technical scheme are: the lightning protection based constant current power supply device comprises an outer shell, a constant current power supply body, a power supply bracket, an external lightning arrester, a lightning protection impact protection circuit board and a constant current power supply output interface; an external lightning arrester is arranged outside the outer shell, and a lightning protection impact protection circuit is arranged inside the outer shell; the external lightning arrester comprises a lightning rod and a grounding circuit, wherein the lightning rod can conduct lightning to the grounding circuit when lightning strikes occur, so that the direct damage of the lightning strikes to the constant-current power supply body is effectively avoided; in addition, the lightning protection impact protection circuit board can rectify and filter current when lightning strike occurs, so that high-frequency current components caused by the lightning strike in the current are removed, and the stability of the current output by the constant-current power supply device is ensured; therefore, the lightning protection-based constant-current power supply device avoids the power supply device from being damaged by lightning and maintains the stability of the output current of the power supply device through the external lightning arrester and the lightning protection impact protection circuit, so that the lightning protection performance and the working stability of the constant-current power supply device are improved.
Preferably, the outer case 1 is in a rectangular parallelepiped shape as a whole;
the outer shell 1 is made of polyethylene plastic;
the peripheral side wall surfaces of the outer shell 1 are provided with a plurality of heat dissipation holes 8.
The beneficial effects of the above technical scheme are: the outer shell can be but not limited to a sealed cuboid shell, so that the overall sealing performance of the constant current power supply device can be effectively improved, and external foreign matters are prevented from entering the outer shell. Adopt polyethylene plastics to make this shell body, can effectively reduce the weight of shell body and increase the insulating nature of shell body. And the side wall face sets up a plurality of louvres around the shell, can be fast with the heat that constant current power supply body produced in the course of the work in time disperse to external environment in.
Preferably, a semiconductor refrigeration sheet 9 is arranged on the top wall surface of the outer shell 1.
The beneficial effects of the above technical scheme are: the constant current power supply body can be but is not limited to a Saibao 63XD series direct current constant current power supply. This constant current power supply body can produce more heat at the course of the work, relies on the louvre alone probably can't exhale the heat fully, and sets up the semiconductor refrigeration piece on the top wall of this shell body, and this semiconductor refrigeration piece utilizes the Peltier effect of semiconductor, can carry out the heat exchange with the shell body is inside to conduct away the heat that the shell body is inside to gather initiatively fast.
Preferably, the power supply bracket 3 includes a support plate 10 and four support legs 11 respectively disposed at four corners of the lower side of the support plate 10;
each supporting foot 11 is fixedly connected with the inner bottom wall of the outer shell 1 through a screw;
each supporting leg 11 is integrally cylindrical;
the support plate 10 is integrally formed with four support legs 11.
The beneficial effects of the above technical scheme are: this power support sets up in the inside of shell body, and it can support the constant current power supply body fixedly, can avoid constant current power supply body direct contact to fix on the shell body and lead to the constant current power supply body to take place the condition of vibration at the course of the work like this. This power support carries out built on stilts support with the constant current source body through backup pad and four supporting legss and fixes, can guarantee like this that the constant current source body can not receive the influence of factors such as external vibration in the course of the work to improve the stability of constant current source body work.
Preferably, the support plate 10 is of a flat plate-like structure as a whole;
a plurality of radiating fins 12 are uniformly arranged at the bottom of the supporting plate 10;
each radiating fin 12 is rectangular as a whole, and the length of each radiating fin 12 is 5cm-8cm, and the width is 2cm-3 cm;
the distance between two adjacent radiating fins 12 is 0.5cm-1 cm.
The beneficial effects of the above technical scheme are: the constant current power supply body can generate heat in the working process, and the heat can be quickly conducted and dissipated through the heat dissipation fins by uniformly arranging the plurality of heat dissipation fins at the bottom of the supporting plate, so that the heat is prevented from being excessively accumulated on the constant current power supply body.
Preferably, the support plate 10 and the support feet 11 are made of an aluminum alloy.
The beneficial effects of the above technical scheme are: the supporting plate and the supporting legs are made of aluminum alloy, so that the overall weight of the power supply bracket can be effectively reduced, and the heat conductivity of the power supply bracket can be improved.
Preferably, the constant current power supply body 2 is arranged above the support plate 10 by being adhered through a heat-conducting silica gel layer;
the thickness of the heat-conducting silica gel layer is 0.2cm-0.8 cm.
The beneficial effects of the above technical scheme are: utilize the heat conduction silica gel layer to paste the constant current power supply body and fix in the backup pad top, not only can avoid the constant current power supply body to drop from the backup pad top like this to can also make the heat that the constant current power supply body produced shift the conduction fast to the backup pad on.
Preferably, the lightning rod 4 is arranged on the top of the upper side of the outer shell 1;
the grounding circuit 5 is arranged at the bottom of the lower side of the outer shell 1;
the lightning rod 4 is connected to the ground circuit 5 by a wire.
The beneficial effects of the above technical scheme are: through set up the lightning rod and pass through wire and ground circuit connection with this lightning rod at the upside top of shell body, when the constant current power supply unit suffered the thunderbolt like this, this lightning rod can be in time with the thunderbolt drainage to earthing terminal to improve the lightning protection nature of constant current power supply unit. The ground circuit may be, but is not limited to, a ground terminal or the like.
Preferably, the lightning protection impact protection circuit board is connected with the power input end of the constant current power supply body 2 through a wire;
the rectification filter circuit is an RC (resistance-capacitance) rectification bridge filter circuit.
The beneficial effects of the above technical scheme are: when the constant-current power supply device is exposed to a lightning stroke environment, the constant-current power supply body can be inevitably subjected to current fluctuation impact, the lightning protection impact protection circuit board is connected with the power supply input end of the constant-current power supply body through a lead, and the RC rectifier bridge filter circuit on the lightning protection impact protection circuit board can effectively filter high-frequency current components in the current fluctuation impact, so that the stability of the output current of the constant-current power supply device is ensured. The RC bridge filter circuit may be, but is not limited to, an RC bridge oscillator circuit, which is a conventional filter circuit in the art and will not be described in detail herein.
Preferably, the constant current power output interface 7 is a USB Type-C interface.
The beneficial effects of the above technical scheme are: the constant current power supply output interface is set to be a USB Type-C interface, so that the constant current power supply device can supply power to different types of loads such as LED lamps or mobile phones quickly.
As can be seen from the content of the above embodiment, the lightning-protection constant-current power supply device includes an outer casing, a constant-current power supply body, a power supply bracket, an external lightning arrester, a lightning-protection impact protection circuit board, and a constant-current power supply output interface; an external lightning arrester is arranged outside the outer shell, and a lightning protection impact protection circuit is arranged inside the outer shell; the external lightning arrester comprises a lightning rod and a grounding circuit, wherein the lightning rod can conduct lightning to the grounding circuit when lightning strikes occur, so that the direct damage of the lightning strikes to the constant-current power supply body is effectively avoided; in addition, the lightning protection impact protection circuit board can rectify and filter current when lightning strike occurs, so that high-frequency current components caused by the lightning strike in the current are removed, and the stability of the current output by the constant-current power supply device is ensured; therefore, the lightning protection-based constant-current power supply device avoids the power supply device from being damaged by lightning and maintains the stability of the output current of the power supply device through the external lightning arrester and the lightning protection impact protection circuit, so that the lightning protection performance and the working stability of the constant-current power supply device are improved.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The lightning protection based constant-current power supply device is characterized by comprising an outer shell, a constant-current power supply body, a power supply bracket, an external lightning arrester, a lightning protection impact protection circuit board and a constant-current power supply output interface; wherein,
the constant current power supply body and the power supply bracket are arranged inside the outer shell, the bottom end of the power supply bracket is fixedly connected with the inner bottom wall of the outer shell, and the top end of the power supply bracket is fixedly provided with the constant current power supply body;
the external lightning arrester is arranged outside the outer shell and comprises a lightning rod and a grounding circuit, and the lightning rod is connected with the grounding circuit;
the lightning protection impact protection circuit board is connected with the constant current power supply body and comprises a rectification filter circuit;
the constant current power supply body is connected with the constant current power supply output interface through a lead, and the constant current power supply output interface is embedded on the side wall surface of the outer shell.
2. The lightning protection based constant current power supply device according to claim 1, wherein:
the whole outer shell is in a cuboid shape;
the outer shell is made of polyethylene plastic;
the side wall face all is provided with a plurality of louvres all around of shell body.
3. The lightning protection based constant current power supply device according to claim 2, wherein:
and a semiconductor refrigerating sheet is arranged on the top wall surface of the outer shell.
4. The lightning protection based constant current power supply device according to claim 1, wherein:
the power supply bracket comprises a supporting plate and four supporting legs which are respectively arranged at the four corners of the lower side of the supporting plate;
each supporting leg is fixedly connected with the inner bottom wall of the outer shell through a screw;
each supporting leg is integrally cylindrical;
the supporting plate and the four supporting legs are integrally formed.
5. The lightning protection based constant current power supply device according to claim 4, wherein:
the supporting plate is of a flat plate structure as a whole;
a plurality of radiating fins are uniformly arranged at the bottom of the supporting plate;
each radiating fin is rectangular as a whole, and the length of each radiating fin is 5cm-8cm, and the width of each radiating fin is 2cm-3 cm;
the distance between two adjacent radiating fins is 0.5cm-1 cm.
6. The lightning protection based constant current power supply device according to claim 5, wherein:
the support plate and the support legs are made of aluminum alloy.
7. The lightning protection based constant current power supply device according to claim 5, wherein:
the constant current power supply body is arranged above the supporting plate in a sticking mode through a heat-conducting silica gel layer;
the thickness of the heat-conducting silica gel layer is 0.2cm-0.8 cm.
8. The lightning protection based constant current power supply device according to claim 1, wherein:
the lightning rod is arranged at the top of the upper side of the outer shell;
the grounding circuit is arranged at the bottom of the lower side of the outer shell;
the lightning rod is connected with the grounding circuit through a wire.
9. The lightning protection based constant current power supply device according to claim 1, wherein:
the lightning protection impact protection circuit board is connected with the power input end of the constant current power supply body through a wire;
the rectification filter circuit is an RC (resistance-capacitance) rectification bridge filter circuit.
10. The lightning protection based constant current power supply device according to claim 1, wherein:
the constant current power supply output interface is a USB Type-C interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122423583.7U CN215897295U (en) | 2021-10-09 | 2021-10-09 | Constant current power supply device based on lightning protection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122423583.7U CN215897295U (en) | 2021-10-09 | 2021-10-09 | Constant current power supply device based on lightning protection |
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| Publication Number | Publication Date |
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| CN215897295U true CN215897295U (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122423583.7U Active CN215897295U (en) | 2021-10-09 | 2021-10-09 | Constant current power supply device based on lightning protection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115224788A (en) * | 2022-08-05 | 2022-10-21 | 深圳市海兴科技有限公司 | Lightning-proof uninterrupted emergency power supply device |
-
2021
- 2021-10-09 CN CN202122423583.7U patent/CN215897295U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115224788A (en) * | 2022-08-05 | 2022-10-21 | 深圳市海兴科技有限公司 | Lightning-proof uninterrupted emergency power supply device |
| CN115224788B (en) * | 2022-08-05 | 2024-05-03 | 东莞市海月智能科技有限公司 | Uninterrupted emergency power supply device capable of preventing lightning stroke |
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