CN218469909U - Locomotive converter test system - Google Patents

Locomotive converter test system Download PDF

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Publication number
CN218469909U
CN218469909U CN202222380877.0U CN202222380877U CN218469909U CN 218469909 U CN218469909 U CN 218469909U CN 202222380877 U CN202222380877 U CN 202222380877U CN 218469909 U CN218469909 U CN 218469909U
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China
Prior art keywords
locomotive
locomotive converter
measuring
converter
testing system
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CN202222380877.0U
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Chinese (zh)
Inventor
荣展晖
伍贤
何伟
王彬
马韬
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Zhuzhou CRRC Times Electric Co Ltd
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Zhuzhou CRRC Times Electric Co Ltd
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Priority to CN202222380877.0U priority Critical patent/CN218469909U/en
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Abstract

The utility model discloses a locomotive converter test system, including cooling device and coolant measuring device, coolant measuring device is including surveying buret and locating survey flow measurement ware, temperature measurement ware, pressure measurement ware and the concentration measurement ware on the buret, survey buret one end and be connected with cooling device's liquid outlet, the other end is connected with the inlet of being tried on the locomotive converter, cooling device's inlet and the liquid outlet of being tried on the locomotive converter are connected. The utility model has the advantages of simple structure, can monitor the coolant and measure, improve experimental accuracy.

Description

Locomotive converter test system
Technical Field
The utility model relates to a locomotive test technical field, concretely relates to locomotive converter test system.
Background
At present, when a temperature rise test or other specific tests are carried out on a locomotive converter, a cooling medium needs to be monitored and tested, an existing test system is connected with a liquid inlet and a liquid outlet of the locomotive converter through a waterway hose of a cooling device, a flow meter is only installed on a liquid inlet pipe of the locomotive converter and used for monitoring the flow of the cooling medium in the liquid inlet pipe, and the temperatures of the liquid inlet and the liquid outlet of the tested converter are monitored through temperature sensors embedded on the outer sides of the pipe walls of the liquid inlet pipe and the liquid outlet pipe.
Such test systems suffer from several problems:
1. the cooling medium that the experiment was used is water, ethylene glycol mixture, the converter under test is from taking cooling medium, and go on for a long time along with the experiment, cooling medium is behind a lot of cooling cycle, can influence cooling medium's concentration to a certain extent, cooling medium heat dispersion becomes good, when doing the temperature rise experiment to the locomotive converter under test, the good of heat dispersion can influence actual test data, because do not carry out real-time supervision to cooling medium's concentration, unable accurate monitoring cooling medium concentration, lead to changing cooling medium untimely, influence experimental accuracy.
2. Each tester for monitoring and testing the cooling medium is not easy to disassemble and replace.
3. The temperature sensor is embedded in the outer side of the pipe wall, so that the temperature sensor is easily influenced by the ambient temperature when measuring the temperature, and the temperature measurement is inaccurate.
4. The cooling device is connected with the outlet and the inlet of the tested locomotive converter through a long liquid inlet pipe and a long liquid outlet pipe, but no valve is arranged on the liquid inlet pipe and the liquid outlet pipe for switching off, and when the tested locomotive converter is dismounted, the loss and the waste of a cooling medium are caused.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art's not enough, provide a simple structure, can measure the locomotive converter test system of control, improvement experimental accuracy to cooling medium.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a locomotive converter test system, includes cooling device and coolant measuring device, coolant measuring device is including surveying buret and locating flow measurement ware, temperature measurement ware, pressure measurement ware and the concentration measurement ware on surveying the buret, survey buret one end and be connected with cooling device's liquid outlet, the other end is connected with the inlet of being tried on locomotive converter, cooling device's inlet is connected with the liquid outlet of being tried on locomotive converter.
As a further improvement of the above technical solution:
the measuring tube is connected with a liquid outlet of the cooling device through a first conveying pipeline.
And the two ends of the measuring pipe are respectively connected with the first conveying pipeline and a liquid inlet of the converter of the tested locomotive through a first flange group.
And a liquid inlet of the cooling device is connected with a liquid outlet of the converter of the tested locomotive through a second conveying pipeline.
And a first switch valve is arranged on the second conveying pipeline.
And a second switch valve is arranged on the measuring pipe.
The temperature measurer extends into the measuring tube.
The flow rate measurer, the temperature measurer, the pressure measurer and the concentration measurer are all digital display meters.
The locomotive converter test system further comprises an alarm device, and the flow measurer, the temperature measurer, the pressure measurer and the concentration measurer are connected with the alarm device.
And the two ends of the flow measurer are connected to the measuring pipe through a second flange group.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a locomotive converter test system, cooling medium comes out from cooling device, get into behind the cooling medium measuring device and be tried the locomotive converter after flowing through, cool off being tried the locomotive converter, flow back to cooling device again, cooling medium measuring device is including surveying buret and locating the flow measurement ware on surveying the buret, the temperature measurement ware, pressure measurement ware and concentration measurement ware, can be to getting into the flow of the cooling medium before being tried the locomotive converter, the temperature, pressure and concentration are monitored and measured, avoid the flow of cooling medium behind through cooling cycle many times, the temperature, pressure and concentration change surpass the regulation scope, the test data that lead to being tried the locomotive converter is inaccurate, moreover, the steam generator is simple in structure, the test accuracy is improved.
Drawings
Fig. 1 is a schematic structural diagram of the locomotive converter test system of the present invention.
Fig. 2 is a schematic structural diagram of the cooling medium measuring device of the present invention.
The reference numerals in the figures denote: 1. a converter of the tested locomotive; 2. a cooling device; 3. a cooling medium measuring device; 31. a measurement tube; 32. a flow rate measurer; 33. a temperature measurer; 34. a pressure measurer; 35. a concentration measurer; 36. a first flange group; 37. a second on-off valve; 38. a second flange set; 4. a first delivery conduit; 5. a second delivery conduit; 51. a first on-off valve.
Detailed Description
The invention is described in further detail below with reference to the drawings and specific examples.
As used in this disclosure and in the claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are inclusive in the plural unless the context clearly dictates otherwise. The use of "first," "second," and the like in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Likewise, the word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.
Fig. 1 and fig. 2 show the utility model discloses an embodiment, the locomotive converter test system of this embodiment, including cooling device 2 and coolant measuring device 3, coolant measuring device 3 is including surveying buret 31 and locating the flow measurement ware 32 on surveying buret 31, temperature measurement ware 33, pressure measurement ware 34 and concentration measurement ware 35, surveys buret 31 one end and is connected with cooling device 2's liquid outlet, and the other end is connected with the inlet of being tried on locomotive converter 1, and cooling device 2's inlet is connected with the liquid outlet of being tried on locomotive converter 1.
This locomotive converter test system, cooling medium comes out from cooling device 2, get into the locomotive converter 1 under test after cooling medium measuring device 3 flows through, cool off locomotive converter 1 under test, flow back to in cooling device 2 again, cooling medium measuring device 3 is including surveying buret 31 and locating flow measurement ware 32 on surveying buret 31, temperature measurement ware 33, pressure measurement ware 34 and concentration measurement ware 35, can monitor the flow of the cooling medium before getting into locomotive converter 1 under test, the temperature, pressure and concentration are measured, avoid the flow of cooling medium after the cooling cycle of a lot of, the temperature, pressure and concentration change exceed the regulation scope, lead to the experimental data inaccuracy of locomotive converter 1 under test, moreover, the steam generator is simple in structure, and the experimental accuracy is improved. Wherein the cooling medium is a mixture of water and glycol.
In this embodiment, the measuring tube 31 is connected to the liquid outlet of the cooling device 2 via the first conveying pipeline 4. The cooling medium from the cooling device 2 enters the first supply line 4 and then the measuring tube 31, and the respective detectors on the measuring tube 31 detect the cooling medium in the measuring tube 31.
In this embodiment, two ends of the measuring pipe 31 are connected to the first delivery pipe 4 and the inlet of the tested locomotive converter 1 through the first flange set 36. Integrate flow measurement ware 32, temperature measurement ware 33, pressure measurement ware 34 and concentration measurement ware 35 into cooling medium measuring device 3, and survey buret 31 and be connected with first pipeline 4 and the inlet of being tested locomotive converter 1 respectively through first flange group 36, be favorable to cooling medium measuring device 3's whole dismantlement, easy access and change.
In this embodiment, a liquid inlet of the cooling device 2 is connected to a liquid outlet of the converter 1 of the tested locomotive through the second conveying pipeline 5. After cooling the converter 1 of the tested locomotive by the cold medium, the cooled medium flows back to the cooling device 2 through the second conveying pipeline 5 and enters the next cooling circulation.
In this embodiment, the second delivery pipe 5 is provided with a first on-off valve 51. When the test is finished, before the converter 1 of the tested locomotive is dismounted, the first switch valve 51 on the second conveying pipeline 5 is closed, so that the waste caused by the loss of the cooling medium in the second conveying pipeline 5 can be avoided, the reserved cooling medium can be used for the next cooling circulation, and the cooling medium is saved. Preferably, the first switch valve 51 is arranged at one end of the second conveying pipeline 5 close to the converter 1 of the tested locomotive, so that the saving amount is larger.
In this embodiment, the measuring pipe 31 is provided with a second on-off valve 37. When the test is finished, before the tested locomotive converter 1 is dismounted, the second switch valve 37 on the measuring pipe 31 is closed, so that the waste of the cooling medium in the measuring pipe 31 and the first conveying pipeline 4 can be avoided, the remained cooling medium can be used for the next cooling circulation, and the cooling medium is further saved.
In the present embodiment, the temperature measuring device 33 extends into the measuring pipe 31. The temperature measuring device 33 extends into the measuring pipe 31, is in contact with the cooling medium in the measuring pipe 31, can measure the actual temperature of the cooling medium, is slightly interfered by the ambient temperature, and has higher temperature measuring accuracy.
In the present embodiment, the flow rate measuring instrument 32, the temperature measuring instrument 33, the pressure measuring instrument 34, and the concentration measuring instrument 35 are all digital display meters. The digital display meter can directly see the measured values on the meter, namely the measured values of the real-time flow rate, the temperature and the pressure meter concentration can be seen from the flow rate measurer 32, the temperature measurer 33, the pressure measurer 34 and the concentration measurer 35, so that the digital display meter is quicker and more intuitive.
In this embodiment, the device further includes an alarm device, and the flow rate measuring device 32, the temperature measuring device 33, the pressure measuring device 34, and the concentration measuring device 35 are connected to the alarm device. When the difference between the detection value detected by each meter and the normal value exceeds a specified range, alarm information is sent to an alarm device (not shown in the figure), the alarm device gives an alarm to remind a worker that the cooling medium should be replaced in time, and the test accuracy is prevented from being influenced.
In this embodiment, the two ends of the flow measuring device 32 are connected to the measuring pipe 31 through the second flange set 38, so as to facilitate the detachment and replacement of the flow measuring device 32.
In this embodiment, the flow rate measuring device 32 is a turbine flow rate measuring device, the temperature measuring device 33 is a bimetal temperature measuring device, and the concentration measuring device 35 is a freezing point concentration measuring device.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides a locomotive converter test system, includes cooling device (2) and coolant measuring device (3), its characterized in that: cooling medium measuring device (3) are including surveying buret (31) and locate flow measurement ware (32), temperature measurement ware (33), pressure measurement ware (34) and concentration measurement ware (35) on surveying buret (31), survey buret (31) one end and be connected with the liquid outlet of cooling device (2), the other end is connected with the inlet of being tried on the aircraft engine converter (1), the inlet of cooling device (2) is connected with the liquid outlet of being tried on the aircraft engine converter (1).
2. The locomotive converter testing system of claim 1, wherein: the measuring pipe (31) is connected with a liquid outlet of the cooling device (2) through a first conveying pipeline (4).
3. The locomotive converter testing system of claim 2, wherein: and the two ends of the measuring pipe (31) are respectively connected with the first conveying pipeline (4) and a liquid inlet of the converter (1) of the tested locomotive through a first flange group (36).
4. The locomotive converter testing system of claim 1, wherein: and a liquid inlet of the cooling device (2) is connected with a liquid outlet of the tested locomotive converter (1) through a second conveying pipeline (5).
5. The locomotive converter testing system of claim 4, wherein: and a first switch valve (51) is arranged on the second conveying pipeline (5).
6. The locomotive converter testing system according to any one of claims 1 to 5, wherein: and a second switch valve (37) is arranged on the measuring pipe (31).
7. The locomotive converter testing system according to any one of claims 1 to 5, wherein: the temperature measuring device (33) extends into the measuring tube (31).
8. The locomotive converter testing system according to any one of claims 1 to 5, wherein: the flow rate measuring instrument (32), the temperature measuring instrument (33), the pressure measuring instrument (34), and the concentration measuring instrument (35) are all digital display meters.
9. The locomotive converter testing system according to any one of claims 1 to 5, wherein: the device also comprises an alarm device, and the flow measurer (32), the temperature measurer (33), the pressure measurer (34) and the concentration measurer (35) are all connected with the alarm device.
10. The locomotive converter testing system according to any one of claims 1 to 5, wherein: the two ends of the flow measurer (32) are connected to the measuring pipe (31) through a second flange group (38).
CN202222380877.0U 2022-09-07 2022-09-07 Locomotive converter test system Active CN218469909U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222380877.0U CN218469909U (en) 2022-09-07 2022-09-07 Locomotive converter test system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222380877.0U CN218469909U (en) 2022-09-07 2022-09-07 Locomotive converter test system

Publications (1)

Publication Number Publication Date
CN218469909U true CN218469909U (en) 2023-02-10

Family

ID=85141213

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222380877.0U Active CN218469909U (en) 2022-09-07 2022-09-07 Locomotive converter test system

Country Status (1)

Country Link
CN (1) CN218469909U (en)

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