CN212965097U - Control power supply simulation device - Google Patents
Control power supply simulation device Download PDFInfo
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- CN212965097U CN212965097U CN202021281916.6U CN202021281916U CN212965097U CN 212965097 U CN212965097 U CN 212965097U CN 202021281916 U CN202021281916 U CN 202021281916U CN 212965097 U CN212965097 U CN 212965097U
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Abstract
The utility model belongs to the technical field of nuclear power station electrical maintenance, concretely relates to control power source analogue means, include: the system comprises a self-reset switch A, a self-reset switch B, a direct-current power supply, outgoing lines and a plurality of internal leads; the self-reset switch A and the self-reset switch B are arranged in parallel, and one end of each of the self-reset switch A and the self-reset switch B is connected to one end of the outgoing line through a lead; the other ends of the self-reset switch A and the self-reset switch B are in short circuit and are connected with the anode of the direct current power supply through a lead, and the cathode of the direct current power supply is directly led out through the lead. The utility model discloses utilize 3 sections 9V batteries to concatenate and constitute DC power supply, close, the charged state of tripping operation relay through two from reset switch control, simulation remote control closes, the tripping operation, and the load switch return circuit of debugging is more complete, more is close normal operating mode.
Description
Technical Field
The utility model belongs to the technical field of nuclear power station electrical maintenance, concretely relates to control power source analogue means.
Background
During debugging of a unit of a certain nuclear power station 1 or 2, under the condition that a main control is not put into operation, the mode of an additional button is adopted to control the on-off of a low-voltage load switch so as to carry out related equipment and system debugging work, but the prior additional button has the following problems:
1) because the additional button needs to remove a short-circuit wire of the original terminal row, and then the lead-out wire of the button is terminated. When the button is removed, many short-circuit wires are not recovered, so that the master control cannot perform switching-on operation on the switch.
2) Because the control power supply is 220V of alternating current, hot-line work is sometimes needed in the process of detaching and wiring the button, and the risk of electric shock of wiring personnel is increased.
3) The button is dismantled frequently, and the phenomenon that the wiring often appears becoming flexible or falls off the line in the button, causes the button inefficacy, and the unable combined floodgate of switch or tripping operation.
Therefore, a control power supply simulation device needs to be designed, the electric shock risk in the process of disassembling and wiring can be reduced, wiring is simple, a load switch loop of debugging is more complete, and the normal operation working condition is more approximate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at designing a control power supply analogue means for effectively solve the technical problem that the mode control low pressure load switch's of current plus button combined floodgate or disconnection in-process button dismouting is complicated, the dismantlement frequently leads to button internal connection not hard up or to fall the line.
The technical scheme of the utility model:
a control power supply emulation device comprising: the system comprises a self-reset switch A, a self-reset switch B, a direct-current power supply, outgoing lines and a plurality of internal leads; the self-reset switch A and the self-reset switch B are arranged in parallel, and one end of each of the self-reset switch A and the self-reset switch B is connected to one end of the outgoing line through a lead; the other ends of the self-reset switch A and the self-reset switch B are in short circuit and are connected with the anode of the direct current power supply through a lead, and the cathode of the direct current power supply is directly led out through the lead.
The outgoing line comprises three leads which are respectively as follows: a common line X1, a trip command line X2, and a close command line X3.
The direct current power supply comprises three 9V batteries, and the three 9V batteries are connected in series to form the direct current power supply; the three 9V batteries are connected with the lead in a welding mode and used for effectively avoiding the phenomenon of poor contact inside the device.
The self-reset switch A is a closing switch; the self-reset switch B is a tripping switch.
The other end of the outgoing line is connected with a load switch terminal row; common line X1 and load switch terminal bank X10: 23, interface butt joint; trip command line X and load switch terminal bank X10: 24, interface docking; closing command line X and load switch terminal row X10: and 25, interface docking.
An insulating layer is arranged outside the direct current power supply 3, and an electromagnet is embedded between the direct current power supply 3 and the insulating layer.
The outer surface of the outgoing line is sleeved with a sleeve mark before use.
The utility model has the advantages that:
the utility model discloses a control power supply analogue means utilizes 3 sections 9V batteries to concatenate and constitutes DC power supply, closes, the charged state of tripping relay through two from reset switch control, and simulation remote control closes, the tripping operation, and the load switch return circuit of debugging is more complete, more is close normal operating mode.
The utility model has simple connection between the control power supply simulation device and the load switch, does not change the original connection of the load switch, and reduces the risk of electric shock in the process of disassembling and connecting; in addition, the utility model discloses still have following technological effect:
1) the device voltage is low, has reduced the electric shock risk in with the load switch butt joint process.
2) The operation is simple, and the two self-reset switches can realize the simulation of remote control on-off and tripping.
3) Small size and convenient carrying.
4) The built-in electro-magnet of device can adsorb on the surface of electrical panel cabinet, and easy to assemble is convenient for the field usage.
5) The device is simple to manufacture and low in cost.
Drawings
Fig. 1 is an electrical schematic diagram of a control power supply simulation device according to the present invention;
fig. 2 is an electrical schematic diagram of the load switch primary circuit of the present invention;
fig. 3 is an electrical schematic diagram of the load switch secondary circuit of the present invention;
fig. 4 is an electrical schematic diagram of a remote control loop of the load switch of the present invention.
Wherein: 1-self reset switch a; 2-self reset switch B; 3-a direct current power supply; 4-leading-out wire; x1 common lines; x2-trip command line; x3-closing command line; q0-main switch; q1-control power switch; f1-thermal relay; k1-main contactor; k11-trip relay; k12-closing relay; l1-three phase ac bus A, L2-three phase ac bus B, L3-three phase ac bus C; an N-neutral point outgoing line; PE-ground wire; m-motor, X10-terminal strip identification
Detailed Description
The invention will be further described with reference to the following drawings and examples:
a control power supply emulation device comprising: the automatic reset switch A1, the automatic reset switch B2, the direct current power supply 3, the outgoing line 4 and a plurality of internal leads; the self-reset switch A1 and the self-reset switch B2 are arranged in parallel, and one end of each of the self-reset switch A1 and the self-reset switch B2 is connected to one end of the outgoing line 4 through a lead; the other ends of the self-reset switch A1 and the self-reset switch B2 are in short circuit and are connected with the anode of the direct current power supply 3 through a lead, and the cathode of the direct current power supply is directly connected to the outgoing line 4 through the lead.
The outgoing line 4 comprises three wires which are respectively as follows: a common line X1, a trip command line X2, and a close command line X3.
The direct current power supply 3 comprises three 9V batteries, and the three 9V batteries are connected in series to form the direct current power supply 3; the three 9V batteries are connected with the lead in a welding mode and used for effectively avoiding the phenomenon of poor contact inside the device.
The self-reset switch A1 is a closing switch; the self-reset switch B2 is a trip switch.
The other end of the lead-out wire 4 is connected with a load switch terminal row; common line X1 and load switch terminal bank X10: 23, interface butt joint; trip command line X2 with X10 in the load switch terminal bank: 24, interface docking; a closing command line X3 and a load switch terminal row X10: and 25, interface docking.
The insulating layer is arranged outside the direct current power supply 3, the electromagnet is embedded between the direct current power supply 3 and the insulating layer, and the electromagnet can be adsorbed on the surface of the electric panel cabinet, so that the field installation is convenient.
The outer surface of the outgoing line 4 is sleeved with a sleeve identification before use, so that the use is convenient.
By pressing the self-reset switch A1, a closing relay K12 of the load switch is electrified, the switch is closed, the self-reset switch A1 is released, and the closing relay K12 is electrified.
When the self-reset switch B2 is pressed, the tripping relay K11 of the load switch is electrified, the switch trips, the self-reset switch B2 is released, and the tripping relay K11 loses electricity.
The present invention has been described in detail with reference to the accompanying drawings and examples, but the present invention is not limited to the above examples, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. The present invention can adopt the prior art for the content which is not described in detail in the present invention.
Claims (7)
1. A control power supply simulation apparatus, comprising: the device comprises a self-reset switch A (1), a self-reset switch B (2), a direct current power supply (3), an outgoing line (4) and a plurality of internal leads; the self-reset switch A (1) and the self-reset switch B (2) are arranged in parallel, and one end of each of the self-reset switch A (1) and the self-reset switch B (2) is connected to one end of the outgoing line (4) through a lead; the other ends of the self-reset switch A (1) and the self-reset switch B (2) are in short circuit and are connected with the anode of the direct current power supply (3) through a lead, and the cathode of the direct current power supply (3) is directly connected to the outgoing line (4) through the lead.
2. A control power supply simulation apparatus according to claim 1, wherein: the outgoing line (4) comprises three wires which are respectively as follows: a common line X1, a trip command line X2, and a close command line X3.
3. A control power supply simulation apparatus according to claim 2, wherein: the direct current power supply (3) comprises three 9V batteries, and the three 9V batteries are connected in series to form the direct current power supply (3); the three 9V batteries are connected with the lead in a welding mode and used for effectively avoiding the phenomenon of poor contact inside the device.
4. A control power supply simulation apparatus according to claim 1, wherein: the self-reset switch A (1) is a closing switch; the self-reset switch B (2) is a tripping switch.
5. A control power supply emulation device, as in claim 4, wherein: the other end of the outgoing line (4) is connected with a load switch terminal row; common line X1 and load switch terminal bank X10: 23, interface butt joint; trip command line X2 with X10 in the load switch terminal bank: 24, interface docking; a closing command line X3 and a load switch terminal row X10: and 25, interface docking.
6. A control power supply emulation device, as in claim 5, wherein: an insulating layer is arranged outside the direct current power supply (3), and an electromagnet is embedded between the direct current power supply (3) and the insulating layer.
7. A control power supply emulation device, as in claim 6, wherein:
the outer surface of the outgoing line (4) is sleeved with a sleeve mark before use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021281916.6U CN212965097U (en) | 2020-07-02 | 2020-07-02 | Control power supply simulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021281916.6U CN212965097U (en) | 2020-07-02 | 2020-07-02 | Control power supply simulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212965097U true CN212965097U (en) | 2021-04-13 |
Family
ID=75389743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021281916.6U Active CN212965097U (en) | 2020-07-02 | 2020-07-02 | Control power supply simulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212965097U (en) |
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2020
- 2020-07-02 CN CN202021281916.6U patent/CN212965097U/en active Active
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