CN107654362A - A kind of compressor test device and method of testing - Google Patents
A kind of compressor test device and method of testing Download PDFInfo
- Publication number
- CN107654362A CN107654362A CN201711101367.2A CN201711101367A CN107654362A CN 107654362 A CN107654362 A CN 107654362A CN 201711101367 A CN201711101367 A CN 201711101367A CN 107654362 A CN107654362 A CN 107654362A
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- China
- Prior art keywords
- compressor
- test device
- compressor test
- controller
- gas pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The present invention relates to refrigeration technology field, there is provided a kind of compressor test device, including frame and controller, gas pressure regulating apparatus and cooler in the frame, the controller are connected with the gas pressure regulating apparatus and cooler respectively；The gas pressure regulating apparatus includes the exhaust pneumatic control valve and air-breathing pneumatic control valve being connected respectively with the cooler；The compressor connection of the gas pressure regulating apparatus and peripheral hardware.The present invention also provides a kind of compressor test method, comprises the following steps；Step 1：Compressor assembly vacuumize and internal leak detection；Step 2：Nitrogen, the pressure of inspiration(Pi) and pressure at expulsion of regulating system are filled with compressor assembly；Step 3：Positive transfer to test is carried out to compressor assembly and reversion is tested.The present invention is simple in construction, without consuming refrigerant, is easy to the handling and maintenance of compressor, substantially increases the testing efficiency of compressor.
Description
Technical field
The present invention relates to refrigeration technology field, more particularly to a kind of compressor test device and method of testing.
Background technology
Existing compressor test device in general operation principle is：Tester is entered using complete refrigeration system to compressor
Row test is general to use refrigerant to include complicated oil piping system as medium, the inside of tester.Need to compressor test
When need to through and vacuumizing, refrigerant feeding, test, recovery refrigerant, the sequence of maneuvers such as vacuumize.Because step is various, during consumption
Between it is long, often test a compressor and inherently consume a part of refrigeration oil and refrigerant, refrigerant of the prior art is usually
There is considerable influence to environment in high wait of fluorine chlorine, and tester space-consuming is big, complicated, be not easy to safeguard.Therefore it provides
One kind need not consume refrigerant and simple in construction, and compressor test device easy to maintain and method of testing are very necessary
's.
The content of the invention
The technical problems to be solved by the invention are：Refrigerant and simple in construction need not be consumed by providing one kind, be easy to tie up
The compressor test device and method of testing of shield.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：A kind of compressor test device, including machine
Frame and controller, gas pressure regulating apparatus and cooler in the frame, the controller are adjusted with the gas respectively
Pressure device connects with cooler；
The exhaust pneumatic control valve and air-breathing that the gas pressure regulating apparatus includes being connected with the cooler respectively are pneumatic
Regulating valve；
The compressor connection of the gas pressure regulating apparatus and peripheral hardware.
The present invention also provides a kind of compressor test method, comprises the following steps；
Step 1：Compressor assembly vacuumize and internal leak detection；
Step 2：Nitrogen, the pressure of inspiration(Pi) and pressure at expulsion of regulating system are filled with compressor assembly；
Step 3：Positive transfer to test is carried out to compressor assembly and reversion is tested.
The beneficial effects of the present invention are：Using nitrogen as medium, control air regulating device regulation tested by controller
The pressure of inspiration(Pi) and pressure at expulsion of the compressor of examination, the operating condition of analog compression machine, are used for quickly detecting to production line balance,
Single unit system is simple in construction, is easy to load and unload and safeguards.
Brief description of the drawings
Fig. 1 is the structural representation of the compressor test device of the embodiment of the present invention；
Fig. 2 is the flow chart of the compressor test method of the embodiment of the present invention；
Label declaration：
1- frames；
2- controllers；21- control cabinets；22- control panels；23- display screens；24- control buttons；
3- gas pressure regulating apparatus；
4- coolers.
Embodiment
To describe the technology contents of the present invention, the objects and the effects in detail, below in conjunction with embodiment and coordinate attached
Figure is explained.
The design of most critical of the present invention is：Using nitrogen as medium, air regulating device is controlled to adjust quilt by controller
The pressure of inspiration(Pi) and pressure at expulsion of the compressor of test.
It refer to Fig. 1 to Fig. 2, a kind of compressor test device, including frame 1 and the control in the frame 1
Device 2, gas pressure regulating apparatus 3 and cooler 4, the controller 2 are connected with the gas pressure regulating apparatus 3 and cooler 4 respectively；
The gas pressure regulating apparatus 3 includes the exhaust pneumatic control valve and air-breathing gas being connected respectively with the cooler 4
Dynamic regulating valve；
The gas pressure regulating apparatus 3 is connected with the compressor of peripheral hardware.
It was found from foregoing description, the beneficial effects of the present invention are：In use, nitrogen enters the pressure that the needs of peripheral hardware are tested
In contracting machine, the pressure at expulsion of exhaust pneumatic control valve regulation compressor, the high-temperature gas of compressor discharge are controlled by controller 2
Cooled by cooler 4, then control the pressure of inspiration(Pi) of air-breathing pneumatic control valve regulation compressor by controller 2 again,
Nitrogen is entered back into inside compressor, realizes nitrogen circulation, ensures compressor operating in setting operating mode.
Further, the gas pressure regulating apparatus 3 also includes being arranged on the cooler 4 and the air-breathing pneumatic control valve
Between electric control valve and manual modulation valve.
Seen from the above description, electric control valve and manual modulation valve are as auxiliary conditioning unit, it is therefore an objective to ensure peripheral hardware
Compressor assembly can be fast accurately from main regulation to setting operating mode.
Further, the compressor test device is also connected nitrogen delivery pipe including one end with the compressor.
Seen from the above description, one end of nitrogen delivery pipe is connected with compressor, the other end and outside source nitrogen or storage
Device connects, to provide nitrogen medium for system.
Further, the compressor test device also include be arranged in the frame 1 and respectively with the nitrogen
The blowdown pipe that delivery pipe connects with the compressor.
Seen from the above description, the effect of blowdown pipe is to ensure that the pressure of internal system is enough.
Further, the compressor test device also includes being arranged on the air-breathing pneumatic control valve and the compressor
Between reducing transformer.
Seen from the above description, reducing transformer is reducing the pressure of gas medium, it is therefore an objective to ensures that the stability of system is same
When reduce energy consumption.
Further, the compressor test device is also connected including one end with the compressor, and the other end connects with outside
The pressure relief pipe connect.
Seen from the above description, the high pressure nitrogen pressure release inside compressor to external environment condition is ensured system by pressure relief pipe
Stability.
Further, the compressor test device also includes being provided between the controller 2 and the compressor
Vacuum pumping valve and balanced valve.
Seen from the above description, the effect of vacuum pumping valve and balanced valve is first to it before the compressor test to peripheral hardware
Carry out vacuumizing operation, and ensure its pressure balance, be easy to subsequent operation.
Further, the compressor test device also includes the warning device being connected with the controller 2.
Seen from the above description, as peripheral hardware compressor not by test, warning device can feed back in time detection people
Member, it is easy to it to adjust and safeguard.
Further, the controller 2 includes being erected at the control panel on the base of the frame 1 and being connected with each other
22 and control cabinet 21；
The control panel 22 includes display screen 23 and control button 24.
Seen from the above description, the effect of control panel 22 is easy for testing staff single unit system is operated, for
Test result can show in display screen 23, in the event of underproof situation, can to check specific process in display screen 23,
It is easy to hand inspection, queueing problem.
A kind of compressor test method, comprises the following steps；
Step 1：Compressor assembly vacuumize and internal leak detection；
Step 2：Nitrogen, the pressure of inspiration(Pi) and pressure at expulsion of regulating system are filled with compressor assembly；
Step 3：Positive transfer to test is carried out to compressor assembly and reversion is tested.
It was found from foregoing description, the beneficial effects of the present invention are：Before test, vacuum inspection is carried out to compressor assembly first
Survey, and ensure its air-tightness and stability, then nitrogen cut-off is filled with to the inside of compressor assembly, pass through regulating system
Pressure of inspiration(Pi) and pressure at expulsion make compressor operating in steady working condition, and positive transfer to test is finally carried out to compressor assembly and reversion is surveyed
Examination, ensure the stability of system operation.
Fig. 1 to Fig. 2 is refer to, embodiments of the invention one are：A kind of compressor test device, including frame 1 and installation
Controller 2, gas pressure regulating apparatus 3 and cooler 4 in the frame 1, the controller 2 fill with the gas pressure regulation respectively
Put 3 and cooler 4 connect；
The gas pressure regulating apparatus 3 includes the exhaust pneumatic control valve and air-breathing gas being connected respectively with the cooler 4
Dynamic regulating valve；
The gas pressure regulating apparatus 3 is connected with the compressor of peripheral hardware.
Fig. 1 to Fig. 2 is refer to, embodiments of the invention two are：A kind of compressor test method, comprises the following steps；
Step 1：Compressor assembly vacuumize and internal leak detection；
Step 2：Nitrogen, the pressure of inspiration(Pi) and pressure at expulsion of regulating system are filled with compressor assembly；
Step 3：Positive transfer to test is carried out to compressor assembly and reversion is tested.
Fig. 1 to Fig. 2 is refer to, embodiments of the invention three are：A kind of compressor test device, including frame 1 and installation
Controller 2, gas pressure regulating apparatus 3 and cooler 4 in the frame 1, the controller 2 fill with the gas pressure regulation respectively
Put 3 and cooler 4 connect；
The gas pressure regulating apparatus 3 includes the exhaust pneumatic control valve and air-breathing gas being connected respectively with the cooler 4
Dynamic regulating valve；
The gas pressure regulating apparatus 3 is connected with the compressor of peripheral hardware.
The gas pressure regulating apparatus 3 also includes the electricity being arranged between the cooler 4 and the air-breathing pneumatic control valve
Dynamic regulating valve and manual modulation valve.The compressor test device is also connected nitrogen delivery pipe including one end with the compressor.
The compressor test device also include be arranged in the frame 1 and respectively with the nitrogen delivery pipe and the compressor
The blowdown pipe of connection.The compressor test device also includes being arranged on the air-breathing pneumatic control valve and the compressor chamber
Reducing transformer.The compressor test device is also connected including one end with the compressor, the relief tube of the other end and external connection
Road.The compressor test device also includes the vacuum pumping valve and balance being provided between the controller 2 and the compressor
Valve.The compressor test device also includes the warning device being connected with the controller 2.The controller 2 includes being erected at
On the base of the frame 1 and be connected with each other control panel 22 and control cabinet 21；The control panel 22 includes display screen
23 and control button 24.
Fig. 1 to Fig. 2 is refer to, embodiments of the invention four are：A kind of compressor test method, comprises the following steps：
After pressing start button, vacuum pumping valve, balanced valve and vavuum pump are opened, compressor assembly is carried out to vacuumize work
With and ensure the pressure balance of system；Regulation air-breathing pneumatic control valve causes the pressure of inspiration(Pi) of compressor assembly to be less than setting operating mode
After P1, vacuum pumping valve, balanced valve and the charge valve for inflation are closed, and vavuum pump are closed after the 1S that is delayed, whether is detection evaporator
Meet that pressure at expulsion is more than setting operating mode P2 and pressure of inspiration(Pi) is less than setting operating mode P3, if be unsatisfactory for, compressor simultaneously
Test failure is, it is necessary to investigate failure, if it is satisfied, then continuing to test.Open air-breathing pneumatic control valve, exhaust pneumatic control valve
And balanced valve, regulation compressor assembly to pressure at expulsion are more than setting operating mode P4 or pressure of inspiration(Pi) less than after P3, close balance
Valve.Compressor assembly rotates forward start, and regulation air-breathing pneumatic control valve and exhaust pneumatic control valve cause the exhaust of compressor assembly
When pressure is more than setting operating mode P5, pressure of inspiration(Pi) is less than setting operating mode P6, and afterwards after delay adjustmentses time T1, compressor is standby；
Compressor reverse rotation is started shooting, and regulation air-breathing pneumatic control valve and exhaust pneumatic control valve cause the pressure at expulsion of compressor assembly to be more than
When setting operating mode P5, pressure of inspiration(Pi) is less than setting operating mode P6, afterwards after delay adjustmentses time T1, compressor shutdown and pressure release is extremely
Atmospheric pressure, opens balanced valve, and test terminates.Wherein, described P1, P2, P3, P4, P5 and P6 are the pressure value of any setting, described
T1 is the time of any setting.
In summary, compressor test device provided by the invention and method of testing pass through controller using nitrogen as medium
Control the Suck and exhaust pressure of the tested compressor of air regulating device regulation, the operating condition of analog compression machine, to streamline
Production is used for quickly detecting, and single unit system is simple in construction, is easy to load and unload and is safeguarded.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalents that bright specification and accompanying drawing content are made, or the technical field of correlation is directly or indirectly used in, similarly include
In the scope of patent protection of the present invention.
Claims (10)
1. a kind of compressor test device, it is characterised in that controller, gas including frame and in the frame are adjusted
Pressure device and cooler, the controller are connected with the gas pressure regulating apparatus and cooler respectively；
The exhaust pneumatic control valve and air-breathing that the gas pressure regulating apparatus includes being connected with the cooler respectively are pneumatically adjusted
Valve；
The compressor connection of the gas pressure regulating apparatus and peripheral hardware.
2. compressor test device according to claim 1, it is characterised in that the gas pressure regulating apparatus also includes setting
Electric control valve and manual modulation valve between the cooler and the air-breathing pneumatic control valve.
3. compressor test device according to claim 1, it is characterised in that the compressor test device also includes one
End is connected nitrogen delivery pipe with the compressor.
4. compressor test device according to claim 3, it is characterised in that the compressor test device also includes setting
Put the blowdown pipe being connected respectively in the frame and with the nitrogen delivery pipe and the compressor.
5. compressor test device according to claim 1, it is characterised in that the compressor test device also includes setting
Put the reducing transformer in the air-breathing pneumatic control valve and the compressor chamber.
6. compressor test device according to claim 1, it is characterised in that the compressor test device also includes one
End is connected with the compressor, the pressure relief pipe of the other end and external connection.
7. compressor test device according to claim 1, it is characterised in that the compressor test device also includes setting
There are the vacuum pumping valve and balanced valve between the controller and the compressor.
8. compressor test device according to claim 1, it is characterised in that the compressor test device also include with
The warning device of the controller connection.
9. compressor test device according to claim 1, it is characterised in that the controller includes being erected at the machine
On the base of frame and be connected with each other control panel and control cabinet；
The control panel includes display screen and control button.
A kind of 10. compressor test method, it is characterised in that comprise the following steps；
Step 1：Compressor assembly vacuumize and internal leak detection；
Step 2：Nitrogen, the pressure of inspiration(Pi) and pressure at expulsion of regulating system are filled with compressor assembly；
Step 3：Positive transfer to test is carried out to compressor assembly and reversion is tested.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711101367.2A CN107654362A (en) | 2017-11-10 | 2017-11-10 | A kind of compressor test device and method of testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711101367.2A CN107654362A (en) | 2017-11-10 | 2017-11-10 | A kind of compressor test device and method of testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107654362A true CN107654362A (en) | 2018-02-02 |
Family
ID=61121062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711101367.2A Pending CN107654362A (en) | 2017-11-10 | 2017-11-10 | A kind of compressor test device and method of testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107654362A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751234A (en) * | 2019-01-14 | 2019-05-14 | 四川虹美智能科技有限公司 | A kind of freezer compressor test device |
| CN113503248A (en) * | 2021-07-15 | 2021-10-15 | 东风柳州汽车有限公司 | Oil pump testing device |
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| CN1584541A (en) * | 2004-06-01 | 2005-02-23 | 浙江大学 | Air-conditioner compressor performance testboard and testing method for vehicle based on PLC |
| CN2782990Y (en) * | 2005-03-25 | 2006-05-24 | 罗占广 | Integrated helicoid compressor |
| CN102734149A (en) * | 2012-07-19 | 2012-10-17 | 浙江强盛压缩机制造有限公司 | Compressor performance testing system |
| CN205478258U (en) * | 2016-04-06 | 2016-08-17 | 浙江春晖空调压缩机有限公司 | Compressor nitrogen follows ring testing equipment |
| CN207583610U (en) * | 2017-11-10 | 2018-07-06 | 福建雪人股份有限公司 | A kind of compressor test device |
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2017
- 2017-11-10 CN CN201711101367.2A patent/CN107654362A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1584541A (en) * | 2004-06-01 | 2005-02-23 | 浙江大学 | Air-conditioner compressor performance testboard and testing method for vehicle based on PLC |
| CN2782990Y (en) * | 2005-03-25 | 2006-05-24 | 罗占广 | Integrated helicoid compressor |
| CN102734149A (en) * | 2012-07-19 | 2012-10-17 | 浙江强盛压缩机制造有限公司 | Compressor performance testing system |
| CN205478258U (en) * | 2016-04-06 | 2016-08-17 | 浙江春晖空调压缩机有限公司 | Compressor nitrogen follows ring testing equipment |
| CN207583610U (en) * | 2017-11-10 | 2018-07-06 | 福建雪人股份有限公司 | A kind of compressor test device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751234A (en) * | 2019-01-14 | 2019-05-14 | 四川虹美智能科技有限公司 | A kind of freezer compressor test device |
| CN109751234B (en) * | 2019-01-14 | 2020-04-10 | 四川虹美智能科技有限公司 | Refrigerator compressor testing arrangement |
| CN113503248A (en) * | 2021-07-15 | 2021-10-15 | 东风柳州汽车有限公司 | Oil pump testing device |
| CN113503248B (en) * | 2021-07-15 | 2023-12-19 | 东风柳州汽车有限公司 | Oil pump testing device |
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