CN203519323U - Electronic expansion valve test device - Google Patents
Electronic expansion valve test device Download PDFInfo
- Publication number
- CN203519323U CN203519323U CN201320666210.5U CN201320666210U CN203519323U CN 203519323 U CN203519323 U CN 203519323U CN 201320666210 U CN201320666210 U CN 201320666210U CN 203519323 U CN203519323 U CN 203519323U
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- CN
- China
- Prior art keywords
- expansion valve
- electronic expansion
- action test
- electric expansion
- test set
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000012530 fluid Substances 0.000 claims abstract description 14
- 238000012806 monitoring device Methods 0.000 claims abstract description 12
- 239000011521 glass Substances 0.000 claims description 3
- 239000003507 refrigerant Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides an electronic expansion valve test device. The electronic expansion valve test device comprises a compressor (10), an indoor unit (20), a throttling element (30) and an outdoor unit (40) which are arranged on the same loop, wherein the throttling element (30) comprises an electronic expansion valve (31), an inlet pipe (32) connected with an inlet of the electronic expansion valve (31) and an outlet pipe (33) connected with an outlet of the electronic expansion valve (31) are arranged on the loop, and fluid monitoring devices are arranged on the inlet pipe (32) and the outlet pipe (33). According to the utility model discloses an electronic expansion valve test device can monitor the situation of the refrigerant around the electronic expansion valve to the realization is to the control of electronic expansion valve in service behavior.
Description
Technical field
The utility model relates to electric expansion valve field, in particular to a kind of electronic expansion valve action test set.
Background technology
The more electric expansion valve fault part of returning is after sale rechecked, wherein test passes account for 80%, therefore, suspect that the fault of electric expansion valve is relevant with machine system.And at present, the method of existing test electric expansion valve is only to carry out matching test according to the conventionally test situation of complete machine, cannot cover all test conditions and pilot project, the front and back fluid situation situation of electric expansion valve simultaneously in the time of can not obtaining complete machine operation, can not be according to the operational factor that need to regulate electric expansion valve of oneself, and then can not monitor the service condition of the electric expansion valve of air conditioner.
Utility model content
The utility model aims to provide a kind of electronic expansion valve action test set, can not observe the problem of the front and back fluid situation of electric expansion valve to solve the test unit of electric expansion valve in prior art.
To achieve these goals, the utility model provides a kind of electronic expansion valve action test set, this electronic expansion valve action test set comprises compressor, indoor set, restricting element and the off-premises station being arranged on the same circuit, restricting element comprises electric expansion valve, on loop, be provided with the inlet tube being connected with the entrance of electric expansion valve and the outlet being connected with the outlet of electric expansion valve, on inlet tube and outlet, be provided with fluid monitoring device.
Further, fluid monitoring device is finder.
Further, finder is liquid-sighting glass.
Further, one end away from electric expansion valve of inlet tube is provided with the first valve, and one end away from electric expansion valve of outlet is provided with the second valve.
Further, on the first valve and the second valve, be provided with pressure transducer.
Further, between inlet tube and outlet and electric expansion valve, be threaded connection.
Further, electronic expansion valve action test set also comprises pulse regulation device, and pulse regulation device is electrically connected to electric expansion valve.
Further, pulse regulation device comprises power supply pressure regulation assembly and electric shock switch module, and electric shock switch module is connected between power supply pressure regulation assembly and electric expansion valve by wire.
Further, power supply pressure regulation assembly comprises AC power, transtat and rectifier, and wherein, transtat is electrically connected to AC power, and rectifier is electrically connected to transtat, and electric shock switch module is connected between rectifier and electric expansion valve.
Further, power supply pressure regulation assembly also comprises voltage display screen, and voltage display screen is connected between transtat and rectifier by wire.
Further, pulse regulation device also comprises pulse display screen, and pulse display screen is electrically connected to electric shock switch module.
Further, electric shock switch module comprises five electric shock switches in parallel, and five electric shock switches in parallel are connected on the coil of electric expansion valve by five vent needle seats.
Application the technical solution of the utility model, electronic expansion valve action test set comprises compressor, indoor set, restricting element and the off-premises station being arranged on the same circuit, wherein, restricting element comprises electric expansion valve, on loop, be provided with the inlet tube being connected with the entrance of electric expansion valve and the outlet being connected with the outlet of electric expansion valve, and be provided with fluid monitoring device on inlet tube and outlet.According to test unit of the present utility model, on the inlet tube of the porch of electric expansion valve and the outlet in exit, be provided with fluid monitoring device, the situation that can monitor the refrigerant of electric expansion valve front and back by fluid monitoring device, realizes the service condition of electric expansion valve is monitored.
Accompanying drawing explanation
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 has schematically shown the annexation figure of electronic expansion valve action test set of the present utility model; And
Fig. 2 has schematically shown the annexation figure of the pulse regulation device in the utility model.
Description of reference numerals:
10, compressor; 20, indoor set; 30, restricting element; 31, electric expansion valve; 32, inlet tube; 33, outlet; 35, finder; 36, the first valve; 34, the second valve; 40, off-premises station; 50, pulse regulation device; 51, power supply pressure regulation assembly; 511, AC power; 512, transtat; 513, rectifier; 514, voltage display screen; 52, electric shock switch module; 521, electric shock switch.
Embodiment
Hereinafter with reference to accompanying drawing, also describe the utility model in detail in conjunction with the embodiments.It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.
Shown in Figure 1, according to embodiment of the present utility model, electronic expansion valve action test set comprises compressor 10, indoor set 20, restricting element 30 and the off-premises station 40 being arranged on the same circuit, wherein, restricting element 30 comprises electric expansion valve 31, on above-mentioned loop, be provided with the outlet 33 that the inlet tube 32 that is connected with the entrance of electric expansion valve 31 is connected with outlet with electric expansion valve 31, on inlet tube 32 and outlet 33, be provided with fluid monitoring device.According to the test unit of the present embodiment, on the inlet tube 32 of the porch of electric expansion valve 31 and the outlet 33 in exit, be provided with fluid monitoring device, by fluid monitoring device, can observe the situation of the refrigerant of electric expansion valve 31 front and back, realize the monitoring to the service condition of electric expansion valve.
Preferably, the fluid monitoring device in the present embodiment is finder 35, can observe the situation of the refrigerant of electric expansion valve 31 front and back, and more preferably, finder 35 is liquid-sighting glass, simple in structure, is easy to realize.
In the present embodiment, one end away from electric expansion valve 31 of inlet tube 32 is provided with the first valve 36, and one end away from electric expansion valve 31 of outlet 33 is provided with the second valve 34.In process of the test, by the switching of the first valve 36 and the second valve 34, can observe the refrigerant situation of electric expansion valve 31 front and back under different operating modes.
Preferably, on the first valve 36 and the second valve 34, be provided with pressure transducer (not shown), can monitor in real time the pressure in the entrance and exit exit of electric expansion valve 31, exactly the situation of simulation electronic expansion valve 31 under actual condition.
Preferably, between inlet tube 32 and outlet 33 and described electric expansion valve 31, be all threaded connection, electric expansion valve 31 can be disassembled from whole test unit, convenient operation personnel are to different batches, different manufacturers, dissimilar electric expansion valve 31 is tested, and reaches the object of improving complete machine type selecting, matching test.
Shown in Figure 2, the electronic expansion valve action test set of the present embodiment also comprises pulse regulation device 50, and pulse regulation device 50 is electrically connected to electric expansion valve 31, realizes the adjusting to the input voltage of electric expansion valve 31 and step number.
Specifically, pulse regulation device 50 comprises power supply pressure regulation assembly 51 and electric shock switch module 52, electric shock switch module 52 is connected between power supply pressure regulation assembly 51 and electric expansion valve 31 by wire, to entering size of current and the umber of pulse of electric expansion valve 31, regulates.Specifically, electric shock switch module 52 comprises that 521, five electric shock switches 521 in parallel of five electric shock switches in parallel are connected on the coil of electric expansion valve 31 by five vent needle seats.
Preferably, power supply pressure regulation assembly 51 comprises AC power 511, transtat 512 and rectifier 513, and wherein, transtat 512 is electrically connected to AC power 511, the voltage that AC power 511 is supplied with is adjusted, the operating mode of simulation electronic expansion valve 31 under different voltage; Rectifier 513 is electrically connected to transtat 512, alternating current is integrated into direct current and supplies with electric expansion valve 31; Electric shock switch module 52 is connected between rectifier 513 and electric expansion valve 31, and the break-make of circuit is controlled.
Preferably, power supply pressure regulation assembly 51 also comprises voltage display screen 514, and voltage display screen 514 is connected between transtat 512 and rectifier 513 by wire, the operating mode of convenient operation personnel control electric expansion valve 31.
Preferably, pulse regulation device 50 also comprises pulse display screen (not shown), and pulse display screen is electrically connected to electric shock switch module 52, is convenient to observe the operating mode of electric expansion valve 31 under different pulses.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
According to electronic expansion valve action test set of the present utility model, the monitoring of realization to the service condition of the electric expansion valve of air conditioner, can be for different batches, different manufacturers, dissimilar electric expansion valve is tested, and reaches the object of improving complete machine type selecting, matching test.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (12)
1. an electronic expansion valve action test set, comprises the compressor (10), indoor set (20), restricting element (30) and the off-premises station (40) that are arranged on the same circuit, and described restricting element (30) comprises electric expansion valve (31), it is characterized in that,
On described loop, be provided with the outlet (33) that the inlet tube (32) that is connected with the entrance of described electric expansion valve (31) is connected with outlet with described electric expansion valve (31), on described inlet tube (32) and described outlet (33), be provided with fluid monitoring device.
2. electronic expansion valve action test set according to claim 1, is characterized in that, described fluid monitoring device is finder (35).
3. electronic expansion valve action test set according to claim 2, is characterized in that, described finder (35) is liquid-sighting glass.
4. electronic expansion valve action test set according to claim 1, it is characterized in that, one end away from described electric expansion valve (31) of described inlet tube (32) is provided with the first valve (36), and one end away from described electric expansion valve (31) of described outlet (33) is provided with the second valve (34).
5. electronic expansion valve action test set according to claim 4, is characterized in that, on described the first valve (36) and described the second valve (34), is provided with pressure transducer.
6. electronic expansion valve action test set according to claim 1, is characterized in that, between described inlet tube (32) and described outlet (33) and described electric expansion valve (31), is threaded connection.
7. according to the electronic expansion valve action test set described in any one in claim 1 to 6, it is characterized in that, also comprise pulse regulation device (50), described pulse regulation device (50) is electrically connected to described electric expansion valve (31).
8. electronic expansion valve action test set according to claim 7, it is characterized in that, described pulse regulation device (50) comprises power supply pressure regulation assembly (51) and electric shock switch module (52), and described electric shock switch module (52) is connected between described power supply pressure regulation assembly (51) and described electric expansion valve (31) by wire.
9. electronic expansion valve action test set according to claim 8, it is characterized in that, described power supply pressure regulation assembly (51) comprises AC power (511), transtat (512) and rectifier (513), wherein, described transtat (512) is electrically connected to described AC power (511), described rectifier (513) is electrically connected to described transtat (512), and described electric shock switch module (52) is connected between described rectifier (513) and described electric expansion valve (31).
10. electronic expansion valve action test set according to claim 9, it is characterized in that, described power supply pressure regulation assembly (51) also comprises voltage display screen (514), and described voltage display screen (514) is connected between described transtat (512) and described rectifier (513) by wire.
11. electronic expansion valve action test sets according to claim 8, is characterized in that, described pulse regulation device (50) also comprises pulse display screen, and described pulse display screen is electrically connected to described electric shock switch module (52).
12. electronic expansion valve action test sets according to claim 8, it is characterized in that, described electric shock switch module (52) comprises five electric shock switches (521) in parallel, and five described electric shock switches (521) in parallel are connected on the coil of described electric expansion valve (31) by five vent needle seats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320666210.5U CN203519323U (en) | 2013-10-25 | 2013-10-25 | Electronic expansion valve test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320666210.5U CN203519323U (en) | 2013-10-25 | 2013-10-25 | Electronic expansion valve test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203519323U true CN203519323U (en) | 2014-04-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320666210.5U Expired - Fee Related CN203519323U (en) | 2013-10-25 | 2013-10-25 | Electronic expansion valve test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203519323U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568394A (en) * | 2013-10-25 | 2015-04-29 | 珠海格力电器股份有限公司 | Electronic expansion valve test device |
-
2013
- 2013-10-25 CN CN201320666210.5U patent/CN203519323U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568394A (en) * | 2013-10-25 | 2015-04-29 | 珠海格力电器股份有限公司 | Electronic expansion valve test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140402 Termination date: 20211025 |