CN217063554U - AC and DC integrated maintenance power supply device - Google Patents
AC and DC integrated maintenance power supply device Download PDFInfo
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- CN217063554U CN217063554U CN202122383588.1U CN202122383588U CN217063554U CN 217063554 U CN217063554 U CN 217063554U CN 202122383588 U CN202122383588 U CN 202122383588U CN 217063554 U CN217063554 U CN 217063554U
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Abstract
The utility model belongs to the technical field of the electrical equipment of nuclear power plant, concretely relates to exchange, direct current integration maintenance power supply unit can provide interchange and direct current maintenance power simultaneously. The device comprises a device shell, wherein a direct current part starting and stopping switch, a touch screen, a power supply module, a main control panel, a main power supply incoming line connector, a main incoming line breaker, a direct current part incoming line breaker, a direct current outgoing line breaker, an alternating current power supply incoming line breaker and an alternating current outgoing line breaker are arranged in the device shell. The direct-current part start-stop switch is connected with the touch screen in a two-way mode, and the touch screen is sequentially connected with the power module and the main control panel to form a loop. The utility model discloses can provide AC maintenance power and DC maintenance power simultaneously, convenient operation, simple improves site work efficiency.
Description
Technical Field
The utility model belongs to the technical field of the electrical equipment of nuclear power plant, concretely relates to exchange, DC integration maintenance power supply unit.
Background
The maintenance power supply device is equipment capable of providing an alternating current power supply or a direct current power supply, is used for providing a temporary alternating current power supply or a direct current power supply for work such as field maintenance, tests and the like, and is widely applied to production maintenance fields in various fields at home and abroad at present. During the shutdown and overhaul period of the nuclear power plant unit, the work related to a plurality of main lines can be smoothly carried out by means of an alternating current power supply and a direct current power supply. The AC power box used in the current nuclear power plant can only provide AC power, and the DC power box can only provide DC power. And the direct current power box provides a direct current power supply which can only provide 24V or 48V or 110V, and partial field work can be smoothly carried out by simultaneously using an alternating current maintenance power box and a direct current maintenance power box. Therefore, an ac/dc integrated maintenance power supply device is needed to improve the working efficiency.
Aiming at the defects existing in the prior art, an alternating current and direct current integrated maintenance power supply device needs to be designed urgently.
Disclosure of Invention
The utility model aims at providing an exchange, direct current integration maintenance power supply unit can provide simultaneously and exchange and direct current maintenance power supply, solves a scene work and need borrow many problems of overhauing power supply unit simultaneously, improves site work efficiency.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
an AC and DC integrated maintenance power supply device can provide AC and DC maintenance power supply at the same time. The device comprises a device shell, wherein a direct current part starting and stopping switch, a touch screen, a power supply module, a main control panel, a main power supply incoming line connector, a main incoming line breaker, a direct current part incoming line breaker, a direct current outgoing line breaker, an alternating current power supply incoming line breaker and an alternating current outgoing line breaker are arranged in the device shell.
The direct-current part start-stop switch is connected with the touch screen in a two-way mode, and the touch screen is sequentially connected with the power module and the main control panel to form a loop. The direct current part opens and stops switch and still connects gradually main power inlet wire joint, total inlet wire circuit breaker in the one side of keeping away from the touch-sensitive screen. And the main incoming line breaker is respectively connected with one end of the direct current part incoming line breaker and one end of the alternating current power supply incoming line breaker. The other end of the alternating current power supply incoming line breaker is connected with an alternating current outgoing line breaker. The other end of the direct current part incoming line breaker is connected with a direct current outgoing line breaker.
The alternating current outgoing line breaker comprises an alternating current 380V outgoing line breaker and an alternating current 220V outgoing line breaker. The alternating current power supply incoming line breaker is respectively connected with an alternating current 380V outgoing line breaker and an alternating current 220V outgoing line breaker.
And an IGBT rectification module is arranged between the direct current part incoming line breaker and the direct current outgoing line breaker. The IGBT rectifying module comprises a controllable thyristor and rectifies alternating-current voltage of the incoming line power supply into direct-current voltage.
The alternating current and direct current integrated maintenance power supply device is also provided with a voltage and current monitoring board, and the voltage and current monitoring board is sequentially connected with the power supply module and the main control board to form a loop.
The alternating current and direct current integrated maintenance power supply device is further provided with an alternating current 220V outgoing line plug and an alternating current 380V outgoing line plug, and the alternating current 220V outgoing line plug and the alternating current 380V outgoing line plug are respectively arranged at the tail ends of the alternating current 220V outgoing line circuit breaker and the 380V outgoing line breaker.
The alternating current and direct current integrated maintenance power supply device is also provided with a direct current outlet plug at the tail end of the direct current outlet circuit breaker.
The alternating current and direct current integrated maintenance power supply device is also provided with an incoming line alternating current voltmeter and an incoming line alternating current ammeter in parallel between the alternating current power supply incoming line breaker and the alternating current outgoing line breaker.
The alternating current and direct current integrated maintenance power supply device is characterized in that a second incoming line alternating current voltmeter and a second incoming line alternating current ammeter are arranged between the direct current part incoming line breaker and the IGBT rectification module in parallel, and the other ends of the second incoming line alternating current voltmeter and the second incoming line alternating current ammeter are connected with a voltage and current monitoring plate respectively.
An outlet direct current voltmeter and an outlet direct current ammeter are arranged between one end, far away from the IGBT rectifying module, of the direct current outlet circuit breaker and the voltage and current monitoring plate in parallel.
A first outlet alternating-current voltmeter and a first outlet alternating-current ammeter are respectively arranged between the alternating-current 380V outlet circuit breaker and the alternating-current 380V outlet plug.
A second outgoing line alternating-current voltmeter and a second outgoing line alternating-current ammeter are further arranged between the alternating-current 220V outgoing line breaker and the alternating-current 220V outgoing line plug respectively.
The AC and DC integrated maintenance power supply device is also provided with a pair of universal wheels at the bottom of the device shell.
The utility model discloses the beneficial effect who gains does:
380V, 220V alternating current maintenance power supplies and 0-110V direct current maintenance power supplies can be provided at the same time, and only direct current voltage or only alternating current voltage can be selected to be output according to actual requirements on site.
Compared with the prior art, the utility model provides an exchange, DC integration maintenance power supply unit can provide exchange maintenance power supply and DC maintenance power supply simultaneously, and convenient operation, simple solve a scene work and need borrow many maintenance power supply unit's problem simultaneously, improve site work efficiency.
Drawings
Fig. 1 is a schematic structural diagram of an ac and dc integrated maintenance power supply device.
In the figure: 1 is a direct current part on-off switch, 2 is a touch screen, 3 is a main power supply inlet wire connector, 4 is a main inlet wire breaker, 5 is an alternating current supply inlet wire breaker, 6 is an inlet wire alternating current voltmeter, 7 is an inlet wire alternating current ammeter, 8 is an alternating current 380V outlet wire breaker, 9 is an alternating current 220V outlet wire breaker, 10 is an alternating current 220V outlet wire plug, 11 is a universal wheel, 12 is an alternating current 380V outlet wire plug, 13 is a direct current part inlet wire breaker, 14 is a direct current outlet wire breaker, 15 is a direct current outlet wire plug, 16 is an IGBT rectification module, 17 is a voltage and current monitoring plate, 18 is a power module, 19 is a main control plate, 20 is a No. two inlet wire alternating current voltmeter, 21 is a No. two inlet wire alternating current ammeter, 22 is an outlet wire direct current voltmeter, 23 is an outlet wire direct current ammeter, 24 is a No. one outlet wire alternating current voltmeter, 25 is a No. one alternating current ammeter, 26 is a No. two outlet wire alternating current voltmeter, and, 27 is a second outlet alternating current ammeter.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in FIG. 1, the utility model provides an AC, DC integration overhauls power supply unit, including direct current part start-stop switch 1, touch-sensitive screen 2, total power service incoming line connects 3, total incoming line circuit breaker 4, AC power supply incoming line circuit breaker 5, inlet wire AC voltmeter 6, inlet wire AC ammeter 7, AC 380V outgoing line circuit breaker 8, AC 220V outgoing line circuit breaker 9, AC 220V outgoing line plug 10, universal wheel 11, AC 380V outgoing line plug 12, direct current part incoming line circuit breaker 13, DC outgoing line circuit breaker 14, DC outgoing line plug 15, IGBT rectifier module 16, voltage and current monitoring board 17, power module 18, main control panel 19, No. two inlet wire AC voltmeter 20, No. two inlet wire AC ammeter 21, outlet wire DC voltmeter 22, outlet wire DC ammeter 23, outlet wire AC voltmeter 24, outlet wire AC ammeter 25, outlet wire AC voltmeter 26, outlet AC voltmeter, An outlet ac ammeter 27. The connection relationship is as follows:
the direct current part starting and stopping switch 1 is connected with the touch screen 2 and used for controlling the power-on starting and the power-off stopping of the direct current part; the main power supply inlet wire joint 3 is connected with a main inlet wire breaker 4, the main inlet wire breaker 4 is connected with an alternating current inlet wire breaker 5 and a direct current part inlet wire breaker 13, and an inlet wire power supply is provided for a direct current part and an alternating current part; the direct-current part incoming line breaker 13 is connected with the IGBT rectification module 16 and provides an alternating-current power supply for the IGBT rectification module 16; the direct-current outlet breaker 14 is connected with the IGBT rectifying module 16, and the direct-current outlet plug 15 is connected with the direct-current outlet breaker 14 and outputs a direct-current power supply; the alternating current 380V outgoing line breaker 8 and the alternating current 220V outgoing line breaker 9 are connected with the alternating current incoming line breaker 5, and the alternating current 220V outgoing line plug 10 is connected with the alternating current 220V outgoing line breaker 9 and outputs alternating current 220V voltage; the AC 380V outgoing line plug 12 is connected with the AC 380V outgoing line breaker 8 and outputs AC 380V voltage; the touch screen 2 is connected with a voltage and main control board 19 for signal acquisition and output; the power module 18 is connected with the touch screen 2, the voltage and current monitoring board 17 and the main control board 19 to provide a direct current working power supply.
The voltage and current monitoring board 17 is connected with a second incoming line alternating current voltmeter 20, a second incoming line alternating current ammeter 21, an outgoing line direct current voltmeter 22 and an outgoing line direct current ammeter 23, and is used for collecting alternating current incoming line voltage, current, direct current outgoing line voltage and current. An incoming line alternating current voltmeter 6 and an incoming line alternating current ammeter 7 are connected with the alternating current incoming line breaker 5 and used for displaying alternating current incoming line voltage and current; the outgoing line alternating current voltmeter 24 and the outgoing line alternating current ammeter 25 are connected with the alternating current 380V outgoing line breaker 8, and the outgoing line alternating current voltmeter 26 and the outgoing line alternating current ammeter 27 are connected with the alternating current 220V outgoing line breaker 9 and used for displaying alternating current outgoing line voltage and current;
the touch screen 2 is programmed with a configuration that includes two parts, control and display. The control part comprises functions of setting, starting, suspending and the like of direct current output voltage, and the display part comprises information of input and output current, alarm and the like; the touch screen 4 issues a direct current output voltage instruction to the main control board 19, the main control board 19 issues a pulse trigger instruction to the IGBT rectifier module to output voltage, and the voltage and current monitoring board 17 detects signals such as voltage and current and feeds back the signals to the main control board 19.
The utility model provides an exchange, DC integration maintenance power supply unit, can only export DC voltage or only export AC voltage or exchange and DC voltage exports simultaneously according to on-the-spot actual demand selection, application method as follows:
the direct current power supply part comprises the following steps:
s1: connecting an external power supply inlet wire end to a main power supply inlet wire connector 3;
s2: the external power supply is powered on, the main incoming line breaker 4 is closed, the direct current part incoming line breaker 13 is closed, and the second incoming line alternating current voltmeter 20 and the second incoming line alternating current ammeter 21 are checked to display normal;
s3: turning on the direct current power supply start-stop switch 1 to an on position, checking whether parameters such as voltage and current on the touch screen 2 are displayed normally and no alarm exists;
s4: the direct current outlet circuit breaker 14 is closed, and parameters such as voltage and current on the touch screen 2 are displayed normally without alarm;
s5: setting output voltage on the touch screen 2, finishing the setting and clicking 'start output', so as to realize normal output voltage;
s6: the output display of the outgoing line direct current voltmeter 22 is checked to be consistent with the set value, and the parameters such as the voltage, the current and the like on the touch screen 2 are checked to be displayed normally without alarm;
s7: the electric load wiring plug is inserted into the direct current output plug 15 to get electricity.
The method comprises the following steps of:
s8: connecting an external power supply inlet wire end to a main power supply inlet wire port 3;
s9: the external power supply is powered on, the main incoming line breaker 4 is closed, the alternating current power supply incoming line breaker 5 is closed, and the incoming line alternating current voltmeter 6 and the incoming line alternating current ammeter 7 are checked to be normal;
s10: a closed alternating current 380V outgoing line breaker 8 and a closed alternating current 220V outgoing line breaker 9;
s11: checking whether the outgoing line alternating current voltmeter 24, the outgoing line alternating current ammeter 25, the outgoing line alternating current voltmeter 26 and the outgoing line alternating current ammeter 27 are normal;
s12: the power load wiring plug is inserted into an alternating current 380V outgoing line plug 12 to obtain a 380V power supply, and the alternating current 220V outgoing line plug 10 is inserted to obtain a 220V power supply.
The utility model discloses can provide 380V, 220V AC overhaul power supply and 0-110V DC overhaul power supply simultaneously, can select only to export direct current voltage or only export alternating current voltage according to on-the-spot actual demand.
Compared with the prior art, the utility model provides an exchange, DC integration maintenance power supply unit can provide exchange maintenance power supply and DC maintenance power supply simultaneously, and convenient operation, simple solve a scene work and need borrow many maintenance power supply unit's problem simultaneously, improve site work efficiency.
Claims (10)
1. The utility model provides an exchange, DC integration maintenance power supply unit which characterized in that: the device comprises a device shell, wherein a direct current part starting and stopping switch (1), a touch screen (2), a power module (18), a main control panel (19), a main power supply incoming line connector (3), a main incoming line breaker (4), a direct current part incoming line breaker (13), a direct current outgoing line breaker (14), an alternating current power supply incoming line breaker (5) and an alternating current outgoing line breaker are arranged in the device shell; the direct-current part start-stop switch (1) is in bidirectional connection with the touch screen (2), and the touch screen (2) is sequentially connected with the power module (18) and the main control panel (19) to form a loop; the direct-current part starting and stopping switch (1) is also sequentially connected with a main power supply incoming line connector (3) and a main incoming line breaker (4) at one side far away from the touch screen (2); the main incoming line breaker (4) is respectively connected with one end of the direct current part incoming line breaker (13) and one end of the alternating current power supply incoming line breaker (5); the other end of the alternating current power supply incoming line breaker (5) is connected with an alternating current outgoing line breaker; the other end of the direct current part incoming line breaker (13) is connected with a direct current outgoing line breaker (14).
2. The AC/DC integrated maintenance power supply device as claimed in claim 1, wherein: the alternating current outgoing line breaker comprises an alternating current 380V outgoing line breaker (8) and an alternating current 220V outgoing line breaker (9); the alternating current power supply incoming line breaker (5) is respectively connected with an alternating current 380V outgoing line breaker (8) and an alternating current 220V outgoing line breaker (9).
3. The ac and dc integrated overhaul power supply device according to claim 2, wherein: the alternating current and direct current integrated maintenance power supply device is characterized in that an IGBT rectification module (16) is arranged between the direct current part incoming line breaker (13) and the direct current outgoing line breaker (14).
4. An AC/DC integrated overhaul power supply device as claimed in claim 3, wherein: alternating current, direct current integration overhaul power supply unit still are provided with voltage and electric current monitoring board (17), and voltage and electric current monitoring board (17) are connected and form the return circuit with power module (18), main control panel (19) in proper order.
5. The AC/DC integrated overhaul power supply device as claimed in claim 4, wherein: the alternating current and direct current integrated maintenance power supply device is also provided with a direct current outlet plug (15), an alternating current 220V outlet plug (10) and an alternating current 380V outlet plug (12), wherein the alternating current 220V outlet plug (10) and the alternating current 380V outlet plug (12) are respectively arranged at the tail ends of an alternating current 220V outlet circuit breaker (9) and a 380V outlet circuit breaker (8); and a direct-current outlet plug (15) is arranged at the tail end of the direct-current outlet breaker (14).
6. An AC/DC integrated maintenance power supply device as claimed in claim 5, wherein: the alternating current and direct current integrated maintenance power supply device is characterized in that an incoming line alternating current voltmeter (6) and an incoming line alternating current ammeter (7) are arranged between the alternating current power supply incoming line breaker (5) and the alternating current outgoing line breaker in parallel.
7. An AC/DC integrated maintenance power supply device as claimed in claim 6, wherein: the alternating current and direct current integrated maintenance power supply device is characterized in that a second incoming line alternating current voltmeter (20) and a second incoming line alternating current ammeter (21) are arranged between the direct current part incoming line breaker (13) and the IGBT rectification module (16) in parallel, and the other ends of the second incoming line alternating current voltmeter (20) and the second incoming line alternating current ammeter (21) are connected with a voltage and current monitoring board (17) respectively.
8. An AC/DC integrated maintenance power supply device as claimed in claim 7, wherein: an outlet direct current voltmeter (22) and an outlet direct current ammeter (23) are further arranged between one end, far away from the IGBT rectifying module (16), of the direct current outlet breaker (14) and the voltage and current monitoring plate (17) in parallel.
9. An AC/DC integrated maintenance power supply device as claimed in claim 8, wherein: a first outlet alternating current voltmeter (24) and a first outlet alternating current ammeter (25) are respectively arranged between the alternating current 380V outlet circuit breaker (8) and the alternating current 380V outlet plug (12); a second outlet alternating current voltmeter (26) and a second outlet alternating current ammeter (27) are respectively arranged between the alternating current 220V outlet breaker (9) and the alternating current 220V outlet plug (10).
10. An AC/DC integrated maintenance power supply device as claimed in claim 9, wherein: the AC and DC integrated maintenance power supply device is also provided with a pair of universal wheels (11) at the bottom of the device shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122383588.1U CN217063554U (en) | 2021-09-29 | 2021-09-29 | AC and DC integrated maintenance power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122383588.1U CN217063554U (en) | 2021-09-29 | 2021-09-29 | AC and DC integrated maintenance power supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217063554U true CN217063554U (en) | 2022-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122383588.1U Active CN217063554U (en) | 2021-09-29 | 2021-09-29 | AC and DC integrated maintenance power supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217063554U (en) |
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2021
- 2021-09-29 CN CN202122383588.1U patent/CN217063554U/en active Active
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