CN103516231B - Box type high-voltage DC power supply - Google Patents
Box type high-voltage DC power supply Download PDFInfo
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- CN103516231B CN103516231B CN201310498789.3A CN201310498789A CN103516231B CN 103516231 B CN103516231 B CN 103516231B CN 201310498789 A CN201310498789 A CN 201310498789A CN 103516231 B CN103516231 B CN 103516231B
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- voltage
- low
- pressure
- pressure side
- relief switch
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Abstract
The invention provides a kind of box type high-voltage DC power supply with drainage function, it arranges high-tension transformer, high-voltage rectifying module, high-voltage capacitance, high-voltage and current-limitation resistive module and high voltage relief switch on high-voltage epoxy base plate.The high potential assembly of this high-voltage DC power supply connects according to circuit, and the wire of low-pressure section is connected to Low-voltage socket, and the wire of high-pressure section is connected to high-tension terminal.Advantage of the present invention: adopt high-voltage epoxy plate as the mounting base of high voltage component, withstand voltage height, prevents high voltage component and iron shell from striking sparks; The high-pressure modular of power supply all adopts high-voltage epoxy instillation process, makes it withstand voltagely reach corresponding and require thus the installation that can make that each parts can be compacter, reduces power source integral size; Adopt the combination of high voltage relief switch and high-voltage and current-limitation resistance to carry out the release of residual high pressure, automation is high, the good and protection power source internal high pressure parts of fail safe.
Description
Technical field
The present invention relates to a kind of high-voltage DC power supply, especially a kind of box type high-voltage DC power supply with drainage function.
Background technology
At present, some high-voltage DC power supply deposits the problem of residual high pressure difficulty release after a loss of power due to the reason of power source internal high-voltage capacitance, easily producing high voltage arc, gently then causing damage equipment when changing the equipment connecting this power supply, heavy then cause operating personnel's high pressure to get an electric shock, quite dangerous.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of box type high-voltage DC power supply with drainage function is provided, residual high pressure of automatically releasing, ensure the safety of equipment and personnel.
According to technical scheme provided by the invention, the box type high-voltage DC power supply of described band drainage function comprises high-voltage epoxy base plate, described high-voltage epoxy base plate arranges high-tension transformer, high-voltage rectifying module, high-voltage capacitance, high-voltage and current-limitation resistive module and high voltage relief switch, the high-voltage output end of described high-tension transformer is connected to the interchange input interface of high-voltage rectifying module, the high voltage direct current output interface of high-voltage rectifying module is connected to high-voltage capacitance high-pressure side, high-voltage capacitance high-pressure side is also connected to one end of high-voltage and current-limitation resistive module, the other end of high-voltage and current-limitation resistive module connects high-pressure side and the high-tension terminal of high voltage relief switch simultaneously, the importation of described high-tension transformer is connected to Low-voltage socket, the low-voltage direct output interface of high-voltage rectifying module is connected to high-voltage capacitance low-pressure end, high-voltage capacitance low-pressure end is connected to the low-pressure end of high voltage relief switch, the low-pressure end of high voltage relief switch is connected to Low-voltage socket, and the input control end of high voltage relief switch is connected to Low-voltage socket.
Further, described high voltage relief switch comprises: tractive electromagnet, installation iron plate, high-voltage epoxy plate, metal conducting bar, high-pressure side, low-pressure end and input control end, and described input control end is the power input of tractive electromagnet; Described installation iron plate one end installation high-voltage epoxy plate, the other end installs low-pressure end, and described high-voltage epoxy plate installs tractive electromagnet and high-pressure side, and described electromagnet and high-pressure side are positioned at installs iron plate both sides; One end of the drawing head connection metal conducting rod of tractive electromagnet, be rotationally connected with installation iron plate in the middle part of metal conducting bar, and iron plate conduction is installed is connected with described, when the drawing head of tractive electromagnet stretches out, the other end of described metal conducting bar contacts with high-pressure side and conducts electricity, when the drawing head of tractive electromagnet is retracted, the other end of described metal conducting bar is separated with high-pressure side, and high-pressure side and low-pressure end are disconnected.
Described high-tension transformer, high-voltage rectifying module, high-voltage capacitance, gap between high-voltage and current-limitation resistive module and high voltage relief switch all adopt high-voltage epoxy to pour into.
The present invention has the following advantages: (1) power acquisition high-voltage epoxy of the present invention plate is as the mounting base of high voltage component, and withstand voltage height, prevents high voltage component and iron shell from striking sparks.(2) high-pressure modular of power supply of the present invention all adopts high-voltage epoxy instillation process, makes it withstand voltagely reach corresponding and require thus the installation that can make that each parts can be compacter, reduces power source integral size.(3) release of residual high pressure is carried out in the combination of power acquisition high voltage relief switch of the present invention and high-voltage and current-limitation resistance, and automation is high, the good and protection power source internal high pressure parts of fail safe.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is schematic diagram after high voltage relief switch energising.
Fig. 3 is schematic diagram after high voltage relief switch power-off.
Embodiment
Below in conjunction with concrete accompanying drawing, the invention will be further described.
As shown in Figure 1: box type high-voltage DC power supply comprises: high-tension transformer 1, high-voltage rectifying module 2, high-voltage capacitance 3, high-voltage and current-limitation resistive module 4, high voltage relief switch 5, Low-voltage socket 6, high-tension terminal 7, high-voltage epoxy base plate 8 etc.Described high-voltage epoxy base plate 8 arranges high-tension transformer 1, high-voltage rectifying module 2, high-voltage capacitance 3, high-voltage and current-limitation resistive module 4 and high voltage relief switch 5.
The high potential assembly of described high-voltage DC power supply connects according to circuit, and the wire of low-pressure section is connected to Low-voltage socket 6, and the wire of high-pressure section is connected to high-tension terminal 7.Be specially: the high-voltage output end of described high-tension transformer 1 is connected to the interchange input interface of high-voltage rectifying module 2, the high voltage direct current output interface of high-voltage rectifying module 2 is connected to high-voltage capacitance 3 high-pressure side, high-voltage capacitance 3 high-pressure side is also connected to one end of high-voltage and current-limitation resistive module 4, and the other end of high-voltage and current-limitation resistive module 4 connects high-pressure side and the high-tension terminal 7 of high voltage relief switch 5 simultaneously.The importation of described high-tension transformer 1 is connected to Low-voltage socket 6, the low-voltage direct output interface of high-voltage rectifying module 2 is connected to high-voltage capacitance 3 low-pressure end, high-voltage capacitance 3 low-pressure end is connected to the low-pressure end of high voltage relief switch 5, the low-pressure end of high voltage relief switch 5 is connected to Low-voltage socket 6, and the input control end of high voltage relief switch 5 is connected to Low-voltage socket 6.
Operation principle of the present invention is as follows: first powered up by the input control end to high voltage relief switch 5, and the high-pressure side of high voltage relief switch 5 and low-pressure end are disconnected, and power up then to the importation of high-tension transformer 1, equipment normally works.When wanting arrestment to work, first disconnect the power supply of the importation of high-tension transformer 1, then disconnect the power supply of the input control end of high voltage relief switch 5, the high-pressure side of high voltage relief switch 5 is communicated with low-pressure end, and in high-voltage capacitance 3, residual high pressure is released by high-voltage and current-limitation resistive module 4.
As Fig. 2, shown in 3, the structure of described high voltage relief switch 5 comprises: tractive electromagnet 13, installation iron plate 14, high-voltage epoxy plate 15, metal conducting bar 12, high-pressure side 10, low-pressure end 11, input control end 9 etc.Described input control end 9 is the power input of tractive electromagnet 13.Described installation iron plate 14 one end installation high-voltage epoxy plate 15, the other end installs low-pressure end 11, described high-voltage epoxy plate 15 is installed tractive electromagnet 13 and high-pressure side 10, and described electromagnet 13 and high-pressure side 10 are positioned at installs iron plate 14 both sides; One end of the drawing head connection metal conducting rod 12 of tractive electromagnet 13, be rotationally connected with installation iron plate 14 in the middle part of metal conducting bar 12, and iron plate 14 is installed conducts electricity with described and be connected, when the drawing head of tractive electromagnet 13 stretches out, the other end of described metal conducting bar 12 contacts with high-pressure side 10 and conducts electricity, when the drawing head of tractive electromagnet 13 is retracted, the other end of described metal conducting bar 12 is separated with high-pressure side 10, and high-pressure side 10 and low-pressure end 11 are disconnected.The operating state of high voltage relief switch 5 is as shown in Figure 2: input control end 9 input voltage, and the electromagnet post of tractive electromagnet 13 is upwards drawn, and metal conducting bar 12 disconnects with the metallic conduction ball of high-pressure side 10, and namely high-pressure side 10 and low-pressure end 11 disconnect.As shown in Figure 3: input control end 9 off voltage, the electromagnet post of tractive electromagnet 13 moves down, and the metallic conduction ball conducting of metal conducting bar 12 and high-pressure side 10, namely high-pressure side 10 is communicated with low-pressure end 11.
Claims (1)
1. box type high-voltage DC power supply, comprise high-voltage epoxy base plate (8), it is characterized in that: on described high-voltage epoxy base plate (8), high-tension transformer (1) is set, high-voltage rectifying module (2), high-voltage capacitance (3), high-voltage and current-limitation resistive module (4) and high voltage relief switch (5), the high-voltage output end of described high-tension transformer (1) is connected to the interchange input interface of high-voltage rectifying module (2), the high voltage direct current output interface of high-voltage rectifying module (2) is connected to high-voltage capacitance (3) high-pressure side, high-voltage capacitance (3) high-pressure side is also connected to one end of high-voltage and current-limitation resistive module (4), the other end of high-voltage and current-limitation resistive module (4) connects high-pressure side and the high-tension terminal (7) of high voltage relief switch (5) simultaneously, the importation of described high-tension transformer (1) is connected to Low-voltage socket (6), the low-voltage direct output interface of high-voltage rectifying module (2) is connected to high-voltage capacitance (3) low-pressure end, high-voltage capacitance (3) low-pressure end is connected to the low-pressure end of high voltage relief switch (5), the low-pressure end of high voltage relief switch (5) is connected to Low-voltage socket (6), and the input control end of high voltage relief switch (5) is connected to Low-voltage socket (6),
Described high voltage relief switch (5) comprising: tractive electromagnet (13), installation iron plate (14), high-voltage epoxy plate (15), metal conducting bar (12), high-pressure side (10), low-pressure end (11) and input control end (9), the power input that described input control end (9) is tractive electromagnet (13); Described installation iron plate (14) one end installation high-voltage epoxy plate (15), the other end installs low-pressure end (11), described high-voltage epoxy plate (15) is installed tractive electromagnet (13) and high-pressure side (10), described electromagnet (13) and high-pressure side (10) are positioned at installs iron plate (14) both sides; One end of the drawing head connection metal conducting rod (12) of tractive electromagnet (13), metal conducting bar (12) middle part is rotationally connected with installation iron plate (14), and iron plate (14) is installed conducts electricity with described and be connected, when the drawing head of tractive electromagnet (13) stretches out, the other end of described metal conducting bar (12) contacts with high-pressure side (10) and conducts electricity, when the drawing head of tractive electromagnet (13) is retracted, the other end of described metal conducting bar (12) is separated with high-pressure side (10), and high-pressure side (10) and low-pressure end (11) are disconnected;
Described high-tension transformer (1), high-voltage rectifying module (2), high-voltage capacitance (3), between high-voltage and current-limitation resistive module (4) and high voltage relief switch (5), high-voltage epoxy is all adopted to pour into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310498789.3A CN103516231B (en) | 2013-10-22 | 2013-10-22 | Box type high-voltage DC power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310498789.3A CN103516231B (en) | 2013-10-22 | 2013-10-22 | Box type high-voltage DC power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103516231A CN103516231A (en) | 2014-01-15 |
| CN103516231B true CN103516231B (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310498789.3A Expired - Fee Related CN103516231B (en) | 2013-10-22 | 2013-10-22 | Box type high-voltage DC power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103516231B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116505338B (en) * | 2023-06-21 | 2023-09-08 | 华海通信技术有限公司 | High-voltage release protection device and submarine cable power supply system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101075789A (en) * | 2007-04-05 | 2007-11-21 | 扬州双鸿电子有限公司 | Special DC constant voltage and current power supply for high-voltage speed controller |
| CN101209435A (en) * | 2006-12-26 | 2008-07-02 | 徐德才 | Built-in type high pressure module |
| CN101425758A (en) * | 2008-11-20 | 2009-05-06 | 青海电力科学试验研究院 | 1600kV/50mA outdoor moving DC voltage generator |
| CN102646538A (en) * | 2012-04-27 | 2012-08-22 | 中国科学院地理科学与资源研究所 | Rainfall sensing electromagnetic relay |
| CN203491902U (en) * | 2013-10-22 | 2014-03-19 | 无锡希恩电气有限公司 | Box-type high voltage DC power supply |
-
2013
- 2013-10-22 CN CN201310498789.3A patent/CN103516231B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101209435A (en) * | 2006-12-26 | 2008-07-02 | 徐德才 | Built-in type high pressure module |
| CN101075789A (en) * | 2007-04-05 | 2007-11-21 | 扬州双鸿电子有限公司 | Special DC constant voltage and current power supply for high-voltage speed controller |
| CN101425758A (en) * | 2008-11-20 | 2009-05-06 | 青海电力科学试验研究院 | 1600kV/50mA outdoor moving DC voltage generator |
| CN102646538A (en) * | 2012-04-27 | 2012-08-22 | 中国科学院地理科学与资源研究所 | Rainfall sensing electromagnetic relay |
| CN203491902U (en) * | 2013-10-22 | 2014-03-19 | 无锡希恩电气有限公司 | Box-type high voltage DC power supply |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103516231A (en) | 2014-01-15 |
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Granted publication date: 20151230 Termination date: 20191022 |