CN220040983U - Water-cooling circulation control device for subway electric bus - Google Patents
Water-cooling circulation control device for subway electric bus Download PDFInfo
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- CN220040983U CN220040983U CN202321454848.2U CN202321454848U CN220040983U CN 220040983 U CN220040983 U CN 220040983U CN 202321454848 U CN202321454848 U CN 202321454848U CN 220040983 U CN220040983 U CN 220040983U
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- electrically connected
- control circuit
- shell
- water
- indicator lamp
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- 238000001816 cooling Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000005259 measurement Methods 0.000 claims description 6
- 238000000819 phase cycle Methods 0.000 claims description 6
- 239000000110 cooling liquid Substances 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009439 industrial construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
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- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Abstract
The utility model discloses a water-cooling circulation control device for a subway electric bus, and belongs to the technical field of water-cooling maintenance systems. The switching knob is rotatably arranged on the shell and is electrically connected with the control circuit, at least three groups of indicator lamps are linearly arranged at the top of the shell and are electrically connected with the control circuit, at least two groups of starting buttons are arranged at the top of the shell and are electrically connected with the control circuit, and a voltage display is arranged at the top of the shell and is electrically connected with the control circuit; the shell is of a hollow structure with hollow inside; a control circuit is arranged in the shell. The utility model can carry out circulation test on the cooling liquid and the water pump motor in time after the cooling liquid and the water pump motor are replaced by the single-section vehicle, discharge the residual air out of the water outlet pipe, and detect whether the pipeline has the liquid leakage condition, so that staff can operate the cooling liquid and the water pump motor without entering a debugging stage after the train is electrified, the cross operation is avoided, the working time of the subsequent working procedures is reduced, the personal safety and the working quality of the staff are ensured, and the working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of water-cooling maintenance systems, in particular to a water-cooling circulation control device for a subway electric bus.
Background
Under the current background of the continuous and deep industrial construction process, various industries in China are vigorously developed. In the process, the electric engineering automation control system plays a very important role, and the cooling liquid replacement work in the VVF traction auxiliary water cooling circulation system is always the key work of a frame overhaul center and is currently responsible for an electric shift; in the process of replacing the cooling liquid and the water pump motor, air is mixed in the water pipe, if the air cannot be removed in time, a cooling system fault is reported after the train is awakened and electrified, and great inconvenience is brought to subsequent debugging work; therefore, after the cooling liquid and the water pump motor are replaced by the single-section vehicle, the single-section vehicle is subjected to a circulating test in time, residual air is discharged out of the water outlet pipe, and meanwhile, whether the pipeline has a liquid leakage condition can be checked. At present, no effective means is available for carrying out a circulation test on the cooling liquid after the cooling liquid and the water pump motor are replaced by an electric shift, the electric shift can be operated after the train is electrified in a continuous mode, the electric shift cross-operates, the working hours of the subsequent working procedures are occupied, hidden dangers are brought to personnel safety and operation quality of staff, meanwhile, the operation time is wasted, and the working efficiency is reduced.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a water cooling circulation control device for a subway electric bus so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the water-cooling circulation control device for the subway electric bus comprises a shell, wherein the shell is of a hollow structure with hollowed-out inside; a control circuit is arranged in the shell;
a switching knob rotatably mounted on the housing and electrically connected to the control circuit;
at least three groups of indicator lamps are linearly arranged at the top of the shell and are electrically connected with a control circuit;
at least two groups of starting buttons are arranged at the top of the shell and are electrically connected with a control circuit;
the voltage display is arranged at the top of the shell and is electrically connected with the control circuit.
Preferably, the control circuit includes a power cut-off switch QS, a voltage display JVR, a main contactor KM1, a main contactor KM2, a three-phase power supply, a measurement detector ACMVD, a relay FR1, a relay FR2 and a three-phase motor, wherein the power cut-off switch QS is electrically connected to the voltage display JVR, one end of the three-phase power supply, the measurement detector ACMVD, is electrically connected to the voltage display JVR, the other end of the three-phase power supply is electrically connected to the main contactor KM1 and the main contactor KM2, one end of the relay FR1 is electrically connected to the main contactor KM1, the other end of the relay FR2 is electrically connected to the three-phase motor, and one end of the relay FR2 is electrically connected to the main contactor KM2, and the other end of the relay FR2 is electrically connected to the three-phase motor.
Preferably, the control circuit further comprises an emergency stop button PB1, a selection switch CS2, a wireless module WX, a power indicator lamp HL1, a start button PB2, a start button PB3, an operation indicator lamp HL2 and an operation indicator lamp HL3, wherein the power indicator lamp HL1 is connected with a relay FR1 and the relay FR2 in series, the selection switch CS1 and the selection switch CS2 are respectively connected with the power indicator lamp HL1 in parallel, the wireless module WX is connected with the selection switch CS1 in series, the operation indicator lamp HL2 is connected with a main contactor KM1 in series, and the operation indicator lamp HL3 is connected with the main contactor KM2 in series.
Preferably, the wireless module WX includes an output circuit WX1 and an output circuit WX2, where the output circuit WX1 is tested in a power supply mode when the three-phase alternating current is in a positive phase sequence, and the output circuit WX2 is switched to be tested in a power supply mode when the three-phase alternating current is in a negative phase sequence.
Preferably, the operation indicator lamp HL2 and the operation indicator lamp HL3 are respectively connected across the two ends of the control circuit.
The beneficial effects are that: the utility model can carry out circulation test on the single-section vehicle in time after the cooling liquid and the water pump motor are replaced, and can discharge residual air out of the water outlet pipe, and can also check whether a pipeline has a liquid leakage condition, so that staff can operate the device without entering a debugging stage after the train is electrified, cross operation is avoided, the man-hour occupied in the subsequent working procedure is reduced, the personal safety and the working quality of the staff are ensured, the working efficiency is improved, and secondly, the device can be started through various modes for carrying out line switching, and the operation treatment on the device by the operator is facilitated.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a partial circuit diagram of a control circuit according to the present utility model;
fig. 3 is a circuit diagram of a control circuit of the present utility model.
The reference numerals in fig. 1 to 3 are: a shell 1, a switching knob 2, an indicator lamp 3, a starting button 4 and a voltage display 5.
Detailed Description
Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a subway electric bus water-cooling circulation control device, includes casing 1, switch knob 2, at least three indicator lamp 3 of group, at least two sets of start button 4 and voltage display 5, adopts three indicator lamp 3 in this embodiment, two sets of start button 4, casing 1 is the hollow structure of inside fretwork, control circuit has been placed in the casing 1, switch knob 2 rotates and installs on casing 1, switch knob 2 electricity connect in control circuit, indicator lamp 3 linear installation is in casing 1 top, indicator lamp 3 electricity is connected in control circuit, start button 4 installs the casing 1 top, start button 4 electricity is connected in control circuit, voltage display 5 installs the casing 1 top, voltage display 5 electricity is connected in control circuit, the external 380V power of control circuit, can realize in time carrying out cyclic test to it behind single-section car coolant liquid and water pump motor through control device, can also check out the residual air outside the pipeline simultaneously and detect out the drain line, can carry out the quality assurance after the staff's the time carries out the switching operation through the control circuit, can reduce the work efficiency of operation after the switch knob is carried out at the time, can carry out the time of the work through the control circuit, and can guarantee the staff's operation is convenient for the quality is passed through the switch knob, the control device is convenient for carry out.
In a further embodiment, the control circuit includes a power cut-off switch QS, a voltage display JVR, a main contactor KM1, a main contactor KM2, a three-phase power supply and measurement detector ACMVD, a relay FR1, a relay FR2 and a three-phase motor, the power cut-off switch QS is electrically connected to the voltage display JVR, one end of the three-phase power supply and measurement detector ACMVD is electrically connected to the voltage display JVR, the other end is electrically connected to the main contactor KM1 and the main contactor KM2, one end of the relay FR1 is electrically connected to the main contactor KM1, the other end is electrically connected to the three-phase motor, one end of the relay FR2 is electrically connected to the main contactor KM2, the other end is electrically connected to the three-phase motor, when the circuit is switched by the switching knob 2, the output circuit is thermally protected under the action of the relay FR1 and the relay FR2, and when the water pump motor is in a fault or an abnormal state exists in the circuit, the controller automatically cuts off the circuit, thereby playing a protection role.
In a further embodiment, the control circuit further includes an emergency stop button PB1, a selection switch CS2, a wireless module WX, a power indicator HL1, a start button PB2, a start button PB3, an operation indicator HL2, and an operation indicator HL3, wherein the power indicator HL1 is connected in series with a relay FR1 and a relay FR2, the selection switch CS1 and the selection switch CS2 are respectively connected in parallel with the power indicator HL1, the wireless module WX is connected in series with the selection switch CS1, wherein the wireless module WX includes an output path WX1 and an output path WX2, when the three-phase alternating current is in positive phase sequence, the output path WX1 power supply mode is tested, when the three-phase alternating current is in negative phase sequence, the three-phase alternating current is switched to the output path WX2 power supply mode, the operation indicator HL2 is connected in series with a main contactor KM1, the operation indicator HL3 is connected in series with the main contactor KM2, and the operation indicator HL2 and the operation indicator HL3 are respectively connected across two ends of the control circuit.
The specific features described in the above embodiments may be combined in any suitable manner without contradiction. The various possible combinations of the utility model are not described in detail in order to avoid unnecessary repetition.
Claims (5)
1. The utility model provides a subway electric bus water-cooling circulation controlling means which characterized in that includes:
the shell is of a hollow structure with hollowed-out inside; a control circuit is arranged in the shell;
a switching knob rotatably mounted on the housing and electrically connected to the control circuit;
at least three groups of indicator lamps are linearly arranged at the top of the shell and are electrically connected with a control circuit;
at least two groups of starting buttons are arranged at the top of the shell and are electrically connected with a control circuit;
the voltage display is arranged at the top of the shell and is electrically connected with the control circuit.
2. The water-cooling circulation control device of the subway electric bus according to claim 1, wherein the control circuit comprises a power cut-off switch QS, a voltage display JVR, a main contactor KM1, a main contactor KM2, a three-phase power supply and measurement detector ACMVD, a relay FR1, a relay FR2 and a three-phase motor, the power cut-off switch QS is electrically connected to the voltage display JVR, one end of the three-phase power supply and measurement detector ACMVD is electrically connected to the voltage display JVR, the other end is simultaneously electrically connected to the main contactor KM1 and the main contactor KM2, one end of the relay FR1 is electrically connected to the main contactor KM1, the other end is electrically connected to the three-phase motor, and one end of the relay FR2 is electrically connected to the main contactor KM2, and the other end is electrically connected to the three-phase motor.
3. The water-cooling circulation control device of the subway electric bus according to claim 2, wherein the control circuit further comprises a sudden stop button PB1, a selection switch CS2, a wireless module WX, a power indicator lamp HL1, a start button PB2, a start button PB3, a running indicator lamp HL2 and a running indicator lamp HL3, the power indicator lamp HL1 is connected with a relay FR1 and the relay FR2 in series, the selection switch CS1 and the selection switch CS2 are respectively connected with the power indicator lamp HL1 in parallel, the wireless module WX is connected with the selection switch CS1 in series, the running indicator lamp HL2 is connected with a main contactor KM1 in series, and the running indicator lamp HL3 is connected with the main contactor KM2 in series.
4. The water-cooling circulation control device of the subway electric bus according to claim 3, wherein the wireless module WX comprises an output path WX1 and an output path WX2, the power supply mode of the output path WX1 is tested when the three-phase alternating current is in positive phase sequence, and the power supply mode of the output path WX2 is switched to be tested when the three-phase alternating current is in negative phase sequence.
5. A water cooling circulation control device for a subway electric bus according to claim 3, wherein the running indicator lamp HL2 and the running indicator lamp HL3 are respectively connected across two ends of the control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321454848.2U CN220040983U (en) | 2023-06-08 | 2023-06-08 | Water-cooling circulation control device for subway electric bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321454848.2U CN220040983U (en) | 2023-06-08 | 2023-06-08 | Water-cooling circulation control device for subway electric bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220040983U true CN220040983U (en) | 2023-11-17 |
Family
ID=88733897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321454848.2U Active CN220040983U (en) | 2023-06-08 | 2023-06-08 | Water-cooling circulation control device for subway electric bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220040983U (en) |
-
2023
- 2023-06-08 CN CN202321454848.2U patent/CN220040983U/en active Active
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