CN217637997U - Remote power supply control device for key equipment of combined test run test - Google Patents
Remote power supply control device for key equipment of combined test run test Download PDFInfo
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- CN217637997U CN217637997U CN202221338890.3U CN202221338890U CN217637997U CN 217637997 U CN217637997 U CN 217637997U CN 202221338890 U CN202221338890 U CN 202221338890U CN 217637997 U CN217637997 U CN 217637997U
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Abstract
The utility model relates to a test run test technical field, concretely relates to experimental key equipment remote power supply control device of joint test run. The method comprises the following steps: the system comprises a direct-current power supply, a near-end control box and a far-end control box, wherein the direct-current power supply provides power for the near-end control box, the near-end control box and the far-end control box are connected through an underground cable trench through a lead, and the near-end control box comprises a 220V control switch, a 220V control indicator lamp, a 380V control switch and a 380V control indicator lamp; the remote control box comprises a 220V control alternating current contactor and a 380V control alternating current contactor and is connected with the key equipment of the combined test run. The utility model realizes the accurate control of remote power supply, and avoids the damage of high voltage to the table body operating personnel while improving the power supply operating efficiency; meanwhile, the remote power supply state is monitored in real time on the test console, and when power supply abnormality is found, sudden stop processing is immediately carried out to stop ignition of the engine, so that loss of the test is avoided.
Description
Technical Field
The utility model relates to a test run test technical field, concretely relates to experimental key equipment remote power supply control device of joint test run.
Background
Before the ground combined test run of the engine, key equipment including a comprehensive controller and the like needs to be powered, the power supply voltage is usually 220V and 380V, whether accurate control of power supply can be achieved is directly related to success or failure of the test, and the ground combined test run has extremely important significance. The current common method for supplying power to equipment is to plug a power supply socket on a test bed body to complete the power supply of the equipment, then inform a control console through an internal fixed telephone, ensure that the personnel on the test bed body withdraw after the equipment operates normally, and ignite an engine. The power supply mode has great potential safety hazard and danger of causing electric shock to personnel, meanwhile, if abnormal power supply occurs after the personnel are evacuated, the abnormal power supply cannot be found and timely processed in the first time, and if the engine is ignited under the condition of abnormal power supply, irretrievable loss is likely to be caused. At present, the power supply of key equipment is completed on a test bed body, and no similar remote power supply technical scheme exists.
The prior art is that before the experiment operating personnel jointly supply power to the key equipment of the test run on the test bed body, and the power supply mode has the following defects: 1. the power supply of the joint test equipment can only be completed through the plug power supply socket on the test bed body, and the power supply is communicated with the test console through a telephone, so that the remote power supply control of the test equipment cannot be realized, time and labor are wasted, and certain potential safety hazards are also generated. 2. Before test ignition, a power supply socket is plugged to complete equipment power supply, personnel evacuate after the equipment normally operates, and if power supply difference occurs in the period, the normal operation of the test equipment cannot be ensured, so that huge potential safety hazards are brought to the test.
Disclosure of Invention
Before the ignition of the combined test run test, key equipment of an engine needs to be powered, if a large potential safety hazard exists in the operation of a test bed body, the power supply condition cannot be monitored in real time by matching with an ignition control platform, and the possibility of causing adverse effects on the test is given. The utility model is directed at above-mentioned technical problem, design a long-range power supply controlling means of experimental key equipment of joint test run, solution long-range power supply and power supply state real-time supervision's that can be fine technological problem.
In order to solve the technical problem the utility model adopts the technical scheme
The utility model provides a experimental key equipment remote power supply controlling means of joint test run, includes: a direct current power supply, a near-end control box and a far-end control box, wherein the near-end control box and the far-end control box are connected by a lead through an underground cable trench,
the direct current power supply is used for providing direct current for the alternating current contactor when the power supply of the alternating current contactor is switched to the direct current power supply;
the near-end control box is positioned on a test console of the measurement and control hall and comprises a 220V control switch and a 380V control switch;
the remote control box is located the test bench body, contains 220V control AC contactor, 380V control AC contactor to link to each other with the key equipment of joint test run.
Further, the near-end control box also comprises a 220V control indicator light which is connected with the alternating current contactor, so that the remote real-time monitoring of the power supply state can be realized.
Furthermore, the near-end control box also comprises a 380V control indicator lamp which is connected with the alternating current contactor, so that the remote real-time monitoring of the power supply state can be realized.
The utility model discloses the beneficial effect who obtains
The utility model discloses a design of the long-range power supply control device of key equipment not only can make the accurate control who realizes long-range power supply, avoids the high-tension electricity to cause the damage to stage body operating personnel when improving power supply operation efficiency, can also carry out real-time supervision to long-range power supply state at test console simultaneously, if the discovery power supply is carried out scram immediately and is handled the termination engine and ignite, avoids causing the loss to the experiment.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
FIG. 1: the design schematic diagram of the remote power supply control device.
Detailed Description
According to the design requirements of the remote power supply and the real-time monitoring of the power supply state of the key equipment of the combined test run test, the remote power supply device of the key equipment of the combined test run test is designed, and the accurate control of the remote power supply and the real-time monitoring of the power supply state can be realized on a test console in a mode that the small voltage of a near-end control box controls the large voltage of a far-end control box.
In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention will be described in detail with reference to the accompanying drawings. It is obvious that the described embodiments are only some, not all embodiments of the proposed solution. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
The present invention will be further described with reference to the accompanying drawings. In consideration of the requirements of remote power supply and real-time monitoring of power supply states of key equipment in a combined test run test, a remote power supply control device of the key equipment in the test run is designed, researched and developed, and the design principle of the power supply device is as shown in fig. 1: the power supply device mainly comprises a near-end control box and a far-end control box, wherein the near-end control box and the far-end control box are connected through a lead through an underground cable trench, the near-end control box is placed on a test console of a measurement and control hall and comprises a 220V control switch, a 220V control indicator lamp, a 380V control switch and a 380V control indicator lamp, and the far-end control box is placed on a test bench body and comprises a 220V control alternating current contactor and a 380V control alternating current contactor and is connected with combined test run key equipment. When 220V electric equipment is controlled, a 220V control switch K220 is closed when power supply is needed, at the moment, a No. 1 alternating current contactor is closed, switches K11 and K12 are switched on, a live wire and a zero line are connected into 220V participating equipment, the 220V participating equipment is electrified, remote starting of the 220V comprehensive control equipment is realized, meanwhile, a feedback indicator lamp L1 also completes power supply and is lightened, the working state of the alternating current contactor 1 can be displayed in real time, power supply state monitoring is completed, and the feedback indicator lamp L1 is extinguished when power supply is abnormal or stops; when control 380V consumer, then closed 380V control switch K380 needs the power supply, at this moment, AC contactor 2 is closed, switch K21, K22, K23, K24 switch-on, three-phase AC live wire and zero line all insert 380V equipment of participating in the test, 380V participates in the equipment and goes up the electricity, 380V synthesizes the remote start of accuse equipment, meanwhile feedback pilot lamp L2 also accomplishes the power supply and lights up, can show AC contactor 2's operating condition state in real time, accomplish the power supply state monitoring, feedback pilot lamp L2 extinguishes when unusual or stop the power supply appears in the power supply.
At present, the power supply of key equipment of a combined test run test is usually carried out on a test bed body, so that the operation risk is high, the communication with a control console is difficult, and meanwhile, the remote real-time monitoring of the power supply state cannot be realized. The utility model discloses a long-range power supply control device of experimental key equipment of joint test run can accomplish the long-range power supply of 220V and 380V key equipment at the control cabinet, and convenient operation, security are good. Meanwhile, a power supply indicator lamp is arranged on the near-end control box, if power supply abnormality occurs, the ignition can be detected in the first time and immediately stopped, and irretrievable loss caused by a combined test run test is avoided.
The remote power supply control device is adopted to compare with the prior power supply mode:
TABLE 1 remote Power supply device Effect comparison
The remote power supply control device has the following advantages:
the remote control of the small voltage to the large voltage can be realized through the remote power supply control device, so that accidents are avoided, and the operation is simple and convenient;
the power supply indicator lamp of the remote power supply control device can monitor the power supply condition in real time, and can find and process the power supply condition in the first time if abnormality occurs, so that the influence on the test is avoided.
The remote power supply control device has strong adaptability and good universality, can realize remote power supply control of key equipment such as a combined trial run integrated controller and the like, and can separately and independently control 220V power supply and 380V power supply without mutual influence.
The remote power supply control device can be repeatedly used, can meet the remote power supply requirements of various combined test run tests, and has high use value.
Whether accurate control of power supply can be realized by combining key equipment in a test run is directly related to success or failure of the test, and the method has extremely important significance, the power supply of the key equipment is usually 220V and 380V, and the power supply operation on a test site before the test run has potential safety hazards and cannot be matched with an ignition control console to monitor the power supply condition in real time. Therefore, whether the remote power supply control of the key equipment can be realized and the real-time power supply state monitoring can be realized becomes a technical problem.
Claims (3)
1. The utility model provides a experimental key equipment remote power supply controlling means of joint test-run which characterized in that includes: a direct current power supply, a near-end control box and a far-end control box, wherein the near-end control box and the far-end control box are connected by a lead through an underground cable trench,
the direct current power supply is used for providing direct current for the alternating current contactor when the power supply of the alternating current contactor is switched to the direct current power supply;
the near-end control box is positioned on a test console of the measurement and control hall and comprises a 220V control switch and a 380V control switch;
the remote control box is positioned on the test bed body, comprises a 220V control alternating current contactor and a 380V control alternating current contactor and is connected with the key equipment of the combined test run.
2. The remote power supply control device for the key equipment in the combined test run test according to claim 1, characterized in that: the near-end control box further comprises a 220V control indicator lamp which is connected with the alternating current contactor and can realize remote real-time monitoring of the power supply state.
3. The remote power supply control device for the key equipment in the combined test run test according to claim 1, characterized in that: the near-end control box further comprises a 380V control indicator lamp which is connected with the alternating current contactor, and the remote real-time monitoring of the power supply state can be achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221338890.3U CN217637997U (en) | 2022-05-31 | 2022-05-31 | Remote power supply control device for key equipment of combined test run test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221338890.3U CN217637997U (en) | 2022-05-31 | 2022-05-31 | Remote power supply control device for key equipment of combined test run test |
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| Publication Number | Publication Date |
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| CN217637997U true CN217637997U (en) | 2022-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221338890.3U Active CN217637997U (en) | 2022-05-31 | 2022-05-31 | Remote power supply control device for key equipment of combined test run test |
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| CN (1) | CN217637997U (en) |
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- 2022-05-31 CN CN202221338890.3U patent/CN217637997U/en active Active
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