CN214338380U - Water leakage prevention quick connecting device used in production test process of motor controller - Google Patents
Water leakage prevention quick connecting device used in production test process of motor controller Download PDFInfo
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- CN214338380U CN214338380U CN202022509821.1U CN202022509821U CN214338380U CN 214338380 U CN214338380 U CN 214338380U CN 202022509821 U CN202022509821 U CN 202022509821U CN 214338380 U CN214338380 U CN 214338380U
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Abstract
The utility model relates to an electrical equipment's shell or the structure spare part field of being convenient for cooling, ventilation or heating specifically are a leak protection water quick connect device for in the machine controller production test process. The utility model provides a be arranged in machine controller production test process leak protection water quick connect device, includes water tower (1) and machine controller (2), characterized by: the water-saving water tower is characterized by further comprising a water inlet pipe (11), a water outlet pipe (12), a water discharge pipe (13), a water inlet joint (21), a water outlet joint (22), a water inlet electromagnetic valve (31), a water outlet electromagnetic valve (32), a water discharge electromagnetic valve (33), a three-way joint (4) and a sequence control loop (5), wherein the outer end of the water inlet joint (21) is connected with a water outlet of the water tower (1) through the water inlet pipe (11), and the outer end of the water outlet joint (22) is connected with a water inlet of the water tower (1) through the water outlet pipe (12). The utility model discloses simple structure, control is convenient.
Description
Technical Field
The utility model relates to an electrical equipment's shell or the structure spare part field of being convenient for cooling, ventilation or heating specifically are a leak protection water quick connect device for in the machine controller production test process.
Background
The new energy automobile is with battery drive motor operation, is equipped with the motor controller in the motor, and during operation, the motor controller can produce a large amount of heat energy, generally adopts the method of being equipped with the water course in the motor controller and letting in cooling water and carries out the cooling, avoids the motor controller overheated. The motor controller is required to be inspected during production, an actual use environment is required to be simulated during inspection, a water inlet connector and a water outlet connector are installed on a shell of the motor controller, the water inlet connector and the water outlet connector are respectively connected with an inlet and an outlet of a water channel, then cooling water is injected into the motor controller, and after the inspection is finished, the water channel is required to be opened to discharge the cooling water and the water inlet connector and the water outlet connector are detached. The cooling water is injected into the water channel by a certain pressure, so that the cooling water is sprayed out of the water channel under the action of a certain pressure after the water channel is opened after the inspection is finished and the water inlet and the water outlet are removed, and the product and the surrounding environment are polluted.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a simple structure, control make things convenient for, prevent the motor control device of splash, the utility model discloses a be arranged in the quick connecting device of leak protection water among the machine controller production test process.
The utility model discloses a following technical scheme reaches the invention purpose:
the utility model provides a be arranged in motor controller production test process leak protection water quick connect device, includes water tower and motor controller, characterized by: also comprises a water inlet pipe, a water outlet pipe, a water discharge pipe, a water inlet joint, a water outlet joint, a water inlet electromagnetic valve, a water outlet electromagnetic valve, a water discharge electromagnetic valve, a three-way joint and a sequence control loop,
a water inlet joint and a water outlet joint are arranged on the shell of the motor controller, a water channel is arranged in the motor controller, the inner end of the water inlet joint is connected with the inlet of the water channel, the outer end of the water inlet joint is connected with the water outlet of the water tower through a water inlet pipe which is serially connected with a water inlet electromagnetic valve, the inner end of the water outlet joint is connected with the outlet of the water channel, the outer end of the water outlet joint is connected with the water inlet of the water tower through a water outlet pipe which is serially connected with a water outlet electromagnetic valve and a three-way joint in sequence, one end of a water outlet pipe is connected with the three-way joint, and a water outlet electromagnetic valve is serially connected on the water outlet pipe;
the sequence control loop is controlled according to the following method: during inspection, the water discharging electromagnetic valve is disconnected, the water inlet electromagnetic valve and the water outlet electromagnetic valve are sequentially closed, the water tower, the water inlet pipe, the water outlet pipe and the water channel form a through circulation loop, cooling water is injected into the water channel from the water tower, and the cooling water returns to the water tower after cooling the motor controller; when the water inlet joint and the water outlet joint are disassembled, the water inlet electromagnetic valve and the water outlet electromagnetic valve are sequentially disconnected, cooling water is not injected into a water channel at the moment, the water discharging electromagnetic valve is closed after a certain time interval, residual water in the water channel is discharged out of the motor controller through the water discharging pipe, and the water inlet joint and the water outlet joint are sequentially disassembled after the residual water is completely discharged.
A be used for leak protection water quick connecting device in machine controller production test process, characterized by: the sequence control loop comprises a master control on-off button, a cycle control on-off button, a drainage control on-off button, a cycle self-locking relay, a drainage self-locking relay, a cycle time delay relay, a drainage time delay relay, a cycle control relay and a drainage control relay,
the circulating self-locking relay comprises a circulating self-locking coil, a circulating self-locking on-off contact and a circulating self-locking off-off contact, the drainage self-locking relay comprises a drainage self-locking coil, a drainage self-locking on-off contact and a drainage self-locking off-off contact, the circulating time delay relay comprises a circulating time delay coil and a circulating time delay on-off contact, the drainage time delay relay comprises a drainage time delay coil and a drainage time delay on-off contact, the circulating control relay comprises a circulating control coil and a circulating control on-off contact, the drainage control relay comprises a drainage control coil and a drainage control on-off contact,
the water inlet electromagnetic valve and the water outlet electromagnetic valve are connected in parallel and then are connected with a power supply through a lead wire which is connected in series with the circulating control dynamic contact, the drainage electromagnetic valve is connected with the power supply through a lead wire which is connected in series with the drainage control dynamic contact,
the circulating self-locking dynamic close contact is connected in parallel at two ends of the circulating control dynamic close button to form a first circulating control loop, the circulating time-delay dynamic close contact and the circulating control coil are connected in series and then connected in parallel with the circulating time-delay coil at two ends of the circulating self-locking coil to form a second circulating control loop, the first circulating control loop, the drainage self-locking breaking contact and the second circulating control loop are sequentially connected in series to form a circulating control branch,
the drainage self-locking closed contact is connected in parallel at two ends of the drainage control closed button to form a first drainage control loop, the drainage time-delay closed contact is connected in series with the drainage control coil and then connected in parallel with the drainage time-delay coil at two ends of the drainage self-locking coil to form a second drainage control loop, the first drainage control loop, the circulation self-locking open contact and the second drainage control loop are sequentially connected in series to form a drainage control branch,
the circulation control branch and the drainage control branch are connected in parallel, then are connected in series with a master control switch-off button, and then are connected in parallel with the power supply.
A be used for leak protection water quick connecting device in machine controller production test process, characterized by: when the sequence control loop is used for control, the water inlet electromagnetic valve and the water outlet electromagnetic valve are disconnected for 10sec, and then the water discharge electromagnetic valve is closed.
The utility model discloses effectively overcome and directly demolish water supply connector and go out the defect that water pressure leads to the splash to pollute product and environment in the time of water supply connector and the play water connection, convenient to use is friendly to the environment.
The utility model has the advantages that: simple structure, control is convenient, prevents the splash.
Drawings
Figure 1 is a schematic structural view of the present invention,
fig. 2 is a schematic diagram of the sequence control loop of the present invention.
Detailed Description
The invention is further illustrated by the following specific examples.
Example 1
The utility model provides a be used for leak protection water quick connecting device among machine controller production test process, includes water tower 1, machine controller 2, inlet tube 11, outlet pipe 12, drain pipe 13, water supply connector 21, water outlet connector 22, water supply solenoid valve 31, water outlet solenoid valve 32, drainage solenoid valve 33, three way connection 4 and sequence control circuit 5, as shown in fig. 1 and fig. 2, concrete structure is:
a water inlet joint 21 and a water outlet joint 22 are arranged on the shell of the motor controller 2, a water channel 23 is arranged in the motor controller 2, the inner end of the water inlet joint 21 is connected with the inlet of the water channel 23, the outer end of the water inlet joint 21 is connected with the water outlet of the water tower 1 through a water inlet pipe 11 which is serially connected with a water inlet electromagnetic valve 31, the inner end of the water outlet joint 22 is connected with the outlet of the water channel 23, the outer end of the water outlet joint 22 is connected with the water inlet of the water tower 1 through a water outlet pipe 12 which is serially connected with a water outlet electromagnetic valve 32 and a three-way joint 4 in sequence, one end of a water outlet pipe 13 is connected with the three-way joint 4, and a water outlet electromagnetic valve 33 is serially connected on the water outlet pipe 13;
the sequence control loop 5 is controlled as follows: during inspection, the water discharge electromagnetic valve 33 is firstly opened, then the water inlet electromagnetic valve 31 and the water outlet electromagnetic valve 32 are sequentially closed, at the moment, the water tower 1, the water inlet pipe 11, the water outlet pipe 12 and the water channel 23 form a through circulation loop, cooling water is injected into the water channel 23 from the water tower 1, and the cooling water returns to the water tower 1 after cooling the motor controller 2; when the motor controller is disassembled, the water inlet electromagnetic valve 31 and the water outlet electromagnetic valve 32 are sequentially disconnected, cooling water is not injected into the water channel 23, the water discharge electromagnetic valve 33 is closed after a certain time interval, residual water in the water channel 23 is discharged out of the motor controller 2 through the water discharge pipe 13, and the water inlet joint 21 and the water outlet joint 22 are sequentially disassembled after the residual water is completely discharged.
In this embodiment, the sequence control loop 5 is as shown in fig. 2: the sequence control loop 5 comprises a master control on-off button 50, a cycle control on-off button 51, a drainage control on-off button 52, a cycle self-locking relay, a drainage self-locking relay, a cycle time delay relay, a drainage time delay relay, a cycle control relay and a drainage control relay,
the circulating self-locking relay comprises a circulating self-locking coil 61, a circulating self-locking on-off contact 62 and a circulating self-locking off-off contact 63, the drainage self-locking relay comprises a drainage self-locking coil 71, a drainage self-locking on-off contact 72 and a drainage self-locking off-off contact 73, the circulating time delay relay comprises a circulating time delay coil 81 and a circulating time delay on-off contact 82, the drainage time delay relay comprises a drainage time delay coil 91 and a drainage time delay on-off contact 92, the circulating control relay comprises a circulating control coil 111 and a circulating control on-off contact 112, the drainage control relay comprises a drainage control coil 121 and a drainage control on-off contact 122,
the water inlet solenoid valve 31 and the water outlet solenoid valve 32 are connected in parallel and then connected with a power supply through a lead wire connected in series with the circulation control contact 112, the water discharge solenoid valve 33 is connected with the power supply through a lead wire connected in series with the water discharge control contact 122,
the circulating self-locking dynamic close contact 62 is connected in parallel at two ends of the circulating control dynamic close button 51 to form a first circulating control loop, the circulating time-delay dynamic close contact 82 is connected in series with the circulating control coil 111 and then connected in parallel with the circulating time-delay coil 81 at two ends of the circulating self-locking coil 61 to form a second circulating control loop, the first circulating control loop, the drainage self-locking dynamic break contact 73 and the second circulating control loop are sequentially connected in series to form a circulating control branch,
the drainage self-locking closed contact 72 is connected in parallel at two ends of the drainage control closed button 52 to form a first drainage control loop, the drainage time-delay closed contact 92 is connected in series with the drainage control coil 121 and then connected in parallel with the drainage time-delay coil 91 at two ends of the drainage self-locking coil 71 to form a second drainage control loop, the first drainage control loop, the circulation self-locking open contact 63 and the second drainage control loop are sequentially connected in series to form a drainage control branch,
the circulation control branch and the drainage control branch are connected in parallel, then are connected in series with a main control switch-off button 50, and then are connected in parallel with the power supply.
When the method is used, the steps are implemented in sequence as follows:
during inspection, the circulation control moving-closing button 51 is pressed down to enable the circulation self-locking coil 61 to be electrified and sucked, and then the circulation self-locking moving-closing contact 62 is closed, so that the circulation control moving-closing button 51 is self-locked; meanwhile, the circulating self-locking breaking contact 63 is disconnected, so that the drainage self-locking coil 71, the drainage delay coil 91 and the drainage control coil 121 are disconnected in a power-off manner, and the drainage control moving contact 122 is disconnected, so that the drainage electromagnetic valve 33 is disconnected in a power-off manner, and the drainage pipe 13 is closed; similarly, at the moment, the circulation delay coil 81 is electrified and attracted, the circulation delay movable contact 82 is closed after time delay, so that the circulation control coil 111 is electrified and attracted, and the circulation control movable contact 112 is electrified and attracted, so that the water inlet electromagnetic valve 31 and the water outlet electromagnetic valve 32 are both electrified and closed, the water inlet pipe 11 and the water outlet pipe 12 are both opened, the water tower 1, the water inlet pipe 11, the water outlet pipe 12 and the water channel 23 form a through circulation loop, so that the water outlet pipe 13 is closed firstly, and the water inlet pipe 11 and the water outlet pipe 12 are opened after time delay;
when in drainage, the drainage control dynamic closing button 52 is pressed down to enable the drainage self-locking coil 71 to be electrified and sucked, and then the drainage self-locking dynamic closing contact 72 is closed, so that the drainage control dynamic closing button 52 is self-locked; meanwhile, the drainage self-locking breaking contact 73 is disconnected, so that the circulation self-locking coil 61, the circulation delay coil 81 and the circulation control coil 111 are all disconnected in a power-off mode, and then the circulation control closing contact 112 is disconnected, so that the water inlet electromagnetic valve 31 and the water outlet electromagnetic valve 32 are disconnected in a power-off mode, and the water inlet pipe 11 and the water outlet pipe 12 are closed; similarly, the drainage delay coil 91 is electrified to be attracted, so that the drainage delay closed contact 92 is closed after time delay, the drainage control coil 121 is electrified to be attracted, and the drainage control closed contact 122 is electrified to be attracted, so that the drainage electromagnetic valve 33 is electrified to be closed, the drainage pipe 13 is opened, and thus the water inlet pipe 11 and the water outlet pipe 12 are closed firstly, and the drainage pipe 13 is opened after time delay.
In the present embodiment, the sequence control circuit 5 controls to close the drain solenoid valve 33 after 10sec of opening the water inlet solenoid valve 31 and the water outlet solenoid valve 32.
Claims (3)
1. The utility model provides a be arranged in machine controller production test process leak protection water quick connect device, includes water tower (1) and machine controller (2), characterized by: also comprises a water inlet pipe (11), a water outlet pipe (12), a water outlet pipe (13), a water inlet joint (21), a water outlet joint (22), a water inlet electromagnetic valve (31), a water outlet electromagnetic valve (32), a water discharge electromagnetic valve (33), a three-way joint (4) and a sequence control loop (5),
be equipped with water supply connector (21) and water connectors (22) on motor controller's (2) shell, be equipped with water course (23) in motor controller (2), the import of water course (23) is connected to the inner of water supply connector (21), the delivery port of water tower (1) is connected through inlet tube (11) of having established ties water supply solenoid valve (31) to the outer end of water supply connector (21), the export of water course (23) is connected to the inner of water connectors (22), the water inlet of water tower (1) is connected through outlet pipe (12) that has established ties water supply solenoid valve (32) and three way connection (4) in proper order to the outer end of water connectors (22), three way connection (4) are connected to the one end of drain pipe (13), establish ties drainage solenoid valve (33) on drain pipe (13).
2. The water leakage preventing quick connecting device for the production test process of the motor controller as claimed in claim 1, which is characterized in that: the sequence control loop (5) comprises a master control on-off button (50), a cycle control on-off button (51), a drainage control on-off button (52), a cycle self-locking relay, a drainage self-locking relay, a cycle time-delay relay, a drainage time-delay relay, a cycle control relay and a drainage control relay,
the circulating self-locking relay comprises a circulating self-locking coil (61), a circulating self-locking make contact (62) and a circulating self-locking break contact (63), the drainage self-locking relay comprises a drainage self-locking coil (71), a drainage self-locking make contact (72) and a drainage self-locking break contact (73), the circulating time delay relay comprises a circulating time delay coil (81) and a circulating time delay make contact (82), the drainage time delay relay comprises a drainage time delay coil (91) and a drainage time delay make contact (92), the circulating control relay comprises a circulating control coil (111) and a circulating control make contact (112), the drainage control relay comprises a drainage control coil (121) and a drainage control make contact (122),
the water inlet electromagnetic valve (31) and the water outlet electromagnetic valve (32) are connected in parallel and then are connected with a power supply through a lead wire connected with the circulating control movable contact (112) in series, the water discharge electromagnetic valve (33) is connected with the power supply through a lead wire connected with the water discharge control movable contact (122) in series,
the circulating self-locking dynamic close contact (62) is connected in parallel at two ends of the circulating control dynamic close button (51) to form a first circulating control loop, the circulating time-delay dynamic close contact (82) is connected in series with the circulating control coil (111) and then connected in parallel with the circulating time-delay coil (81) at two ends of the circulating self-locking coil (61) to form a second circulating control loop, the first circulating control loop, the drainage self-locking dynamic break contact (73) and the second circulating control loop are sequentially connected in series to form a circulating control branch,
the drainage self-locking dynamic close contact (72) is connected in parallel at two ends of the drainage control dynamic close button (52) to form a first drainage control loop, the drainage time-delay dynamic close contact (92) is connected in series with the drainage control coil (121) and then connected in parallel with the drainage time-delay coil (91) at two ends of the drainage self-locking coil (71) to form a second drainage control loop, the first drainage control loop, the circulating self-locking dynamic break contact (63) and the second drainage control loop are sequentially connected in series to form a drainage control branch,
the circulation control branch and the drainage control branch are connected in parallel, then are connected in series with a master control-off button (50), and then are connected in parallel to the power supply.
3. The water leakage preventing quick connecting device for the production test process of the motor controller as claimed in claim 1 or 2, wherein: when the sequence control circuit (5) controls, the water inlet electromagnetic valve (31) and the water outlet electromagnetic valve (32) are disconnected for 10sec, and then the water discharge electromagnetic valve (33) is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022509821.1U CN214338380U (en) | 2020-11-03 | 2020-11-03 | Water leakage prevention quick connecting device used in production test process of motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022509821.1U CN214338380U (en) | 2020-11-03 | 2020-11-03 | Water leakage prevention quick connecting device used in production test process of motor controller |
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| Publication Number | Publication Date |
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| CN214338380U true CN214338380U (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022509821.1U Active CN214338380U (en) | 2020-11-03 | 2020-11-03 | Water leakage prevention quick connecting device used in production test process of motor controller |
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| CN (1) | CN214338380U (en) |
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