CN107687417A - A kind of high stability high accuracy Air Compressor Test system - Google Patents

A kind of high stability high accuracy Air Compressor Test system Download PDF

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Publication number
CN107687417A
CN107687417A CN201710496061.5A CN201710496061A CN107687417A CN 107687417 A CN107687417 A CN 107687417A CN 201710496061 A CN201710496061 A CN 201710496061A CN 107687417 A CN107687417 A CN 107687417A
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China
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air compressor
reservoir
test system
rack
high accuracy
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CN201710496061.5A
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CN107687417B (en
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赵华
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Hangzhou CRRC Vehicle Co Ltd
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Hangzhou CRRC Vehicle Co Ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B51/00Testing 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)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)

Abstract

The present invention relates to a kind of Air Compressor Test platform, more particularly, to a kind of high stability high accuracy Air Compressor Test system.It is complex that it mainly solves the assembling of the testing stand present in prior art, it is more troublesome when assembling the accessory of required function, the accuracy of the parameters of detection is poor, when air pressure is higher, air-flow is easily revealed, cause the parameter of experiment inaccurate, correlation test data can not monitor in real time, the technical problem that result of the test can not be automatically saved or selectively preserved etc..The present invention includes main of experiment with testing substage, test main platform and be provided with display, interior of equipment cabinet is provided with PLC and industrial computer, industrial computer tests substage by connection display and button groups, PLC by connection, and experiment substage includes frame, frame is provided with main table top, frame lower is provided with the reservoir of more than 2, and reservoir is connected with module valve plate, and module valve plate connects air compressor machine by flexible pipe.

Description

A kind of high stability high accuracy Air Compressor Test system
Technical field
The present invention relates to a kind of Air Compressor Test platform, more particularly, to a kind of high stability high accuracy Air Compressor Test system System.
Background technology
Air compressor product is the basic industry of national economy, it is with national defence, oil, chemical industry, medicine, food, urban construction, Traffic, general industry and mining industry have the relation of interwoveness, are that most other industry enterprises are indispensable main One of power-equipment.Chinese patent discloses a kind of Air Compressor Test platform(Authorization Notice No.:CN205349684U), it includes using In the temperature sensor of the delivery temperature of detection air compressor machine, in addition to it is coupled to the temperature detection letter that temperature sensor is exported Number multi-levels display circuit and cut-off protection circuit;Multi-levels display circuit includes first order display unit and second level display is single Member, and first order display unit is correspondingly arranged on the first estate threshold value, second level display unit is correspondingly arranged on the second grade threshold Value, and the second grade threshold is more than the first estate threshold value, when temperature detection signal is more than the first estate threshold value, the first order is shown Cell operation;When temperature detection signal is more than the second grade threshold, first order display unit and second level display unit are common Work;Cut-off protection circuit includes being used for the control unit for controlling air compressor machine to open and close, and control unit is provided with more than the second grade The tertiary gradient threshold value of threshold value, when temperature detection signal is more than tertiary gradient threshold value, control unit control air compressor machine is closed;Temperature Spending sensor includes primary temperature sensor and backup temperature sensor, and primary temperature sensor and backup temperature sensor are mutual It is mutually coupled respectively with multi-levels display circuit, cut-off protection circuit by single-pole double-throw switch (SPDT) after parallel connection;First order display unit Including the first display part and the first comparing section for setting the first estate threshold value;First comparing section be coupled to temperature sensor with Temperature detection signal is received, and exports the first comparison signal;First display part is coupled to the first comparing section and compared with receiving first Signal, and in response to the first comparison signal to indicate delivery temperature;Second level display unit includes the second display part and set with being used for Put the second comparing section of the second grade threshold;Second comparing section is coupled to temperature sensor to receive temperature detection signal, and defeated Go out the second comparison signal;Second display part is coupled to the second comparing section to receive the second comparison signal, and compared in response to second Signal is to indicate delivery temperature.It is more numb when assembling the accessory of required function but the assembling of this testing stand is complex Tired, the accuracy of the parameters of detection is poor, and when air pressure is higher, air-flow is easily revealed, and causes the parameter of experiment inaccurate, phase Closing test data can not be monitored in real time, and result of the test can not be automatically saved or selectively preserved.
The content of the invention
The present invention is to provide a kind of high stability high accuracy Air Compressor Test system, and it mainly solves prior art and deposited Testing stand assembling it is complex, it is more troublesome when assembling the accessory of required function, the parameters of detection it is accurate Property it is poor, when air pressure is higher, air-flow is easily revealed, and causes the parameter of experiment inaccurate, and correlation test data can not monitor in real time, The technical problem that result of the test can not be automatically saved or selectively preserved etc..
The above-mentioned technical problem of the present invention is mainly what is be addressed by following technical proposals:
A kind of high stability high accuracy Air Compressor Test system of the present invention, including main of experiment is with testing substage, described examination Test main and include rack, rack is provided with display, and interior of equipment cabinet is provided with PLC and industrial computer, and industrial computer passes through Connection display and button groups, PLC test substage by connection, and experiment substage includes frame, and frame is provided with master Table top, the support column that can fix air compressor machine is fixed with main table top, frame lower is provided with the reservoir of more than 2, and reservoir connects There is module valve plate, module valve plate connects air compressor machine by flexible pipe, and frame is provided with three-phase four-wire socket.Display can be by showing greatly Show device and small displays composition.Testing stand is made up of main of experiment and experiment substage, is separation design.Testing stand is by gas circuit mould Intend part and computer measurement and control part composition, gas circuit analog portion realizes that air compressor output pressure is adjusted, and testing stand calculates Gas circuit control, power supply are mainly completed in machine observing and controlling part, synchronously complete test data automatic data collection.TT&C system is tested to use PLC+ industrial computers, which coordinate, to be completed, and wherein PLC completes logical action control and Data Detection function;Computer is as man-machine Operate interface, real-time display test data.PLC function:Test action logic control:According to selected pilot project, press Different switches in test circuit are closed automatically according to the logical order of setting.Stress control:Adjusted automatically by test technology requirement The size of test pressure is saved, there is feedback regulation function.Detection function:Pressure change during automatic detection is tested, is set by program Put and require pressure needed for automatic data collection, and gathered data is sent to host computer.Logical interlock is protected:According to different experiment items Mesh, interlock protection is carried out, prevent maloperation from causing device damage and personnel to get an electric shock.Testing stand Software for Design of the present invention relies on PLC Complete logical action control;Real time vision test data.In addition, automatic storage and the form of test data are completed Generation printing etc..Design software is programmed using software through pictures platform, and software interface possesses test operation function and data Display function.The real time data that the data processing of pilot system is included during experiment calculates and data calculating point after off-test Analysis.The information such as the numbering, model, parameter of test item can be inputted, experimental report, other part information can be generated in off-test Such as temporal information computer can be automatically filled in experimental report, while printable form according to computer clock.Consider that data are protected The security deposited, form can write EXCEL file according to demand.Occur in the operation information and running of testing equipment Failure can record in a computer automatically, facilitate plant maintenance and trouble hunting.Testing stand is mainly used in testing, examines KNORR (VV120)Air compressor machine air feed unit, comprehensive, accurate performance detection can be carried out to air compressor machine.Testing stand is by gas circuit simulation part Divide and computer measurement and control part composition, gas circuit analog portion realize that air compressor output pressure is adjusted, testing stand computer is surveyed Control part is main to complete gas circuit control, power supply, synchronously completes test data automatic data collection.Air compressor machine is fixed on the support columns Afterwards, it is relatively simple using flexible pipe link block valve plate and air compressor machine, connection.Module valve plate is polylith, be provided with thereon sensor, Multiple functional parts such as valve, can freely be assembled, so as to be used for testing air compressor machine as needed.Display can be by big Display and small displays composition.
Preferably, described button groups include the operating mode machine button being located at outside rack, main scram button, noise reduction Button, start button, the middle part of rack is outwardly and provided with data drawer and key mouse drawer, and the front of rack is provided with power supply Lamp, three phase mains lamp, the top of rack are provided with warning light, and the both sides of rack are respectively equipped with hold-down bar, radiator.Pressed by various Button can directly control the monitoring to each item data of air compressor machine, and can carry out true alarm.It can be dropped by radiator Temperature caused by equipment during low experiment.
Preferably, the corner of described enclosure top is all fixed with a suspension ring, the bottom of rack is provided with pin cup and pin Wheel.Rack can be more easily run by suspension ring, position can be finely adjusted using castor, then be consolidated by pin cup It is fixed.
Preferably, described module valve plate be provided be connected with air compressor machine first pressure sensor, temperature sensor, Humidity sensor, check valve, flowmeter, reservoir include the first reservoir, the second reservoir, the 3rd reservoir of parallel connection, the first reservoir Safety valve, the first magnetic valve, the first silencer, the first ball valve are connected with, the second reservoir is connected with pressure switch, the second electromagnetism Valve, the second silencer, the second ball valve, the 3rd reservoir are connected with second pressure sensor, the 3rd magnetic valve, the 3rd silencer, Three ball valves.Air path part includes buffering reservoir, pressure, temperature sensor etc., is respectively used to stablize pressure at expulsion, measurement volume flow Amount and detection pressure at expulsion, temperature etc..The parts such as each magnetic valve, ball valve, sensor, silencer, pressure switch are modularization, this As long as the module of required function is bolted together by sample.
Preferably, being connected with pressure gauge line on described reservoir, pressure gauge line is connected with pressure gauge, and pressure gauge is located at machine The outer surface of frame.The pressure of air compressor machine can be more easily observed by pressure gauge.
Preferably, described temperature sensor, humidity sensor are connected with wide temperature range type humiture transducer, wide temperature range type temperature Humidity transmitter is located at the outer surface of frame.Can be by temperature sensor, humidity sensor by wide temperature range type humiture transducer Induced signal pass to experiment TT&C system, so can more easily detect temperature, the humidity of air compressor machine.
Preferably, described frame is provided with substage scram button, scram button passes through circuit and three-phase four-wire socket Connection.When whole testing stand breaks down, pause will can be entirely tested by pressing scram button.Three-phase four-wire socket can To provide the electric power of equipment.
Preferably, described frame is provided with storing basket, pipe clamp, flexible pipe passes through pipe clamp, and the top of support column, which is provided with, to be connected Fishplate bar.The bearing of itself and air compressor machine can be fixed together by connecting plate by bolt.
Preferably, the pipeline in described module valve plate where first pressure sensor is large-diameter pipe, its internal diameter is big The tubing internal diameter where temperature sensor, the inwall of pipeline where temperature sensor is provided with the fin of spiral shape arrangement, adjacent Inwall between fin is provided with arc groove, and the inwall of pipeline is provided with some salient points, the surrounding of salient point where humidity sensor Provided with annular groove.Pipeline where first pressure sensor is heavy caliber, can not so stop air-flow so that the pressure value of air-flow It is more accurate.The contact area of air-flow and channel interior can be increased by fin so that this part pipeline can fully absorb Temperature, and spiral shape can also accelerate air-flow by the way that such temperature detection is more accurate.The arc groove of fin bottom can Guide air-flow, and further increase and the contact area of air-flow.Set salient point can with annular groove on pipeline where humidity sensor More steam is store to stay, so enables to Humidity Detection more accurate.
Preferably, described flexible pipe is connected with quick connector, quick connector is provided with dirt-proof boot, the air inlet of module valve plate Mouth is provided with the adapter being connected with quick connector, and the inner of adapter is two sections of thread segments, and cavity is provided between two sections of thread segments, Sealing block is embedded with the air inlet inwall of template valve block, sealing block is embedded into cavity, and adapter the inner is the conical surface, air inlet The inner be provided with soft pad, soft pad is provided with the face being adapted with the conical surface.The close of whole pipeline can be increased by sealing block Feng Xing, because sealing block is positioned at the centre of an even thread seal section, therefore it had both served the effect of sealing, again will not be because of gas Flow through big and deviate from.The depth that adapter extend into inside air inlet can be controlled by screw thread, such adapter the inner can be with Soft pad is pushed, so as to freely control the aperture of air inlet, adjusts air inflow.
Therefore, the present invention can carry out comprehensive, accurate performance detection to air compressor machine, and air compressor machine single test platform uses mould Block design concept, make stable performance, high-precision testing equipment.Equipment uses computer controlled automatic.It is related during experiment Test data can show that result of the test can be automatically saved or selectively preserved, can oneself on computer screen in real time Dynamic generation test report list, and being printed, there is reliable ground connection, electric leakage, overload protective device, have reliable security protection, Alarm, safety measures, to prevent maloperation or contingency causes that machine is impaired or personal injury, part, instrument, panel refer to Show, result is reported and the measurement unit of whole drawing datas is all using international unit(SI);All instrument, parts are set Meter, manufacture and material therefor meet ISO and IEC standard or other equivalent standards, and reasonable in design, safe and reliable, operation is directly Simplicity is seen, sets related components to identify and be vigilant mark in equipment, in order to care and maintenance, the assembling of testing stand is more Simply, it is relatively easy to when assembling the accessory of required function, the accuracy of the parameters of detection is preferable, when air pressure is relatively low, gas Stream is not easy to reveal, and the parameter of experiment is accurate.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation that the present invention tests main;
Accompanying drawing 2 is Fig. 1 side structure schematic diagram;
Accompanying drawing 3 is Fig. 1 overlooking the structure diagram;
Accompanying drawing 4 is the dimensional structure diagram that the present invention tests main;
Accompanying drawing 5 is a kind of structural representation of present invention experiment substage;
The Fig. 5 of accompanying drawing 6 overlooking the structure diagram;
The Fig. 5 of accompanying drawing 7 side structure schematic diagram;
Accompanying drawing 8 is the dimensional structure diagram of present invention experiment substage;
Accompanying drawing 9 is the gas circuit structure schematic diagram of the present invention;
Accompanying drawing 10 is the valve plate pipeline structure schematic diagram of the present invention;
Accompanying drawing 11 is the structural representation of the valve plate air inlet of the present invention.
Parts, position and numbering in figure:Rack 1, display 2, frame 3, main table top 4, support column 5, module valve plate 6, Flexible pipe 7, three-phase four-wire socket 8, operating mode machine button 9, main scram button 10, mute button 11, start button 12, data drawer 13rd, key mouse drawer 14, power lights 15, three phase mains lamp 16, warning light 17, hold-down bar 18, radiator 19, suspension ring 20, pin cup 21, Castor 22, first pressure sensor 23.1, second pressure sensor 23.2, temperature sensor 24, humidity sensor 25, check valve 26th, flowmeter 27, the first reservoir 28.1, the second reservoir 28.2, the 3rd reservoir 28.3, safety valve 29, the first magnetic valve 30.1, Two magnetic valves 30.2, the 3rd magnetic valve 30.3, the first silencer 31.1, the second silencer 31.2, the 3rd silencer 31.3, first Ball valve 32.1, the second ball valve 32.2, the 3rd ball valve 32.3, pressure switch 33, pressure gauge line 34, pressure gauge 35, quick connector 36, Dirt-proof boot 37, wide temperature range type humiture transducer 38, substage scram button 39, storing basket 40, pipe clamp 41, connecting plate 42, heavy caliber Pipe 43, fin 44, arc groove 45, salient point 46, annular groove 47, adapter 48, cavity 49, sealing block 50, the conical surface 51, soft pad 52nd, air compressor machine 53.
Embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
Embodiment:A kind of high stability high accuracy Air Compressor Test system of this example, including main of experiment and experiment substage, As shown in Figure 1, Figure 2, Fig. 3, Fig. 4, main of experiment include rack 1, and rack is provided with display 2, and interior of equipment cabinet is provided with PLC and industry Computer, industrial computer test substage, button groups bag by connection display and button groups, PLC by connection The operating mode machine button 9 being located at outside rack 1, main scram button 10, mute button 11, start button 12 are included, in rack Portion is outwardly and is provided with power lights 15, three phase mains lamp 16 provided with data drawer 13 and key mouse drawer 14, the front of rack, The top of rack is provided with warning light 17, and the both sides of rack are respectively equipped with hold-down bar 18, radiator 19.The corner of enclosure top is all solid Surely there are a suspension ring 20, the bottom of rack is provided with pin cup 21 and castor 22.Such as Fig. 5, Fig. 6, Fig. 7, Fig. 8, experiment substage includes machine Frame 3, frame are provided with main table top 4, and the support column 5 that can fix air compressor machine 53 is fixed with main table top, and frame lower is provided with 3 Reservoir, reservoir are connected with module valve plate 6, and module valve plate connects air compressor machine by flexible pipe 7, and frame is provided with three-phase four-wire socket 8. Frame is provided with substage scram button 39, and scram button is connected by circuit with three-phase four-wire socket 8.Pressure measurement is connected with reservoir Table line 34, pressure gauge line are connected with pressure gauge 35, and pressure gauge is located at the outer surface of frame.Frame is provided with storing basket 40, pipe clamp 41, flexible pipe passes through pipe clamp, and the top of support column is provided with connecting plate 42.Such as Fig. 9, module valve plate 6 is provided with what is be connected with air compressor machine First pressure sensor 23.1, temperature sensor 24, humidity sensor 25, check valve 26, flowmeter 27, reservoir includes parallel connection The first reservoir 28.1, the second reservoir 28.2, the 3rd reservoir 28.3, the first reservoir is connected with safety valve 29, the first magnetic valve 30.1st, the first silencer 31.1, the first ball valve 32.1, the second reservoir are connected with pressure switch 33, second solenoid valve 30.2, second Silencer 31.2, the second ball valve 32.2, the 3rd reservoir are connected with second pressure sensor 23.2, the 3rd magnetic valve the 30.3, the 3rd Silencer 31.3, the 3rd ball valve 32.3.Temperature sensor 24, humidity sensor 25 are connected with wide temperature range type humiture transducer 38, Wide temperature range type humiture transducer is located at the outer surface of frame 3.Such as Figure 10, in module valve plate where first pressure sensor 23.1 Pipeline is large-diameter pipe 43, and its internal diameter is more than the place tubing internal diameter of temperature sensor 24, the inwall of pipeline where temperature sensor The fin 44 of spiral shape arrangement is provided with, the inwall between adjacent lugs is provided with arc groove 45, humidity sensor place pipeline Inwall be provided with some salient points 46, salient point is surrounded by annular groove 47.Such as Figure 11, flexible pipe is connected with quick connector 36, fast to insert Joint is provided with dirt-proof boot 37, and the air inlet of module valve plate 6 is provided with the adapter 48 being connected with quick connector 36, adapter it is interior Hold as two sections of thread segments, be provided with cavity 49 between two sections of thread segments, sealing block 50 is embedded with the air inlet inwall of template valve block, Sealing block is embedded into cavity, and adapter the inner is the conical surface 51, and the inner of air inlet is provided with soft pad 52, soft pad be provided with The adaptable face of the conical surface 51.
In use, will be installed by test specimen air compressor machine 37 needs fork truck or driving, this external demand prepares following material:
GB70.1-2008 screws M12X50 4
GB899-88 studs M12X25 4
M12 nuts, plain cushion, each 8 of spring washer, 19 spanners 2
The environment of pilot system:
Input power:AC380V ± 10%/50Hz/30A(Three-phase five-wire mode)
Height above sea level:≤1500m
Operating temperature:- 21 DEG C~41 DEG C
Relative humidity:Monthly average is not more than 90%RH(25℃), highest relative humidity is not more than 95%RH
Equipment ground:≤10Ω
Control ground connection:≤4Ω
Environmental condition:It is indoor to be disturbed without inflammable, explosive, corrosive gas, no strong-electromagnetic field.
Observing and controlling parameter and required precision:
The parameter of tested air compressor machine:
Air compressor machine and test pipeline are connected using high-pressure hose 7.Check whether the connection of air compressor machine and testing stand consolidates. Switch on power, close all ball valves and magnetic valve.Check whether air compressor machine is revealed using soap bubble.Open air compressor machine, observation electricity Machine direction of rotation.Open air compressor machine, record motor speed, power of motor numerical value.Air compressor machine is opened, whether checks air dryer Leakage.Record dries regeneration conversion time.Performance of air compressor can be by testing main real-time monitor state and output result. After testing TT&C system selection parameter, parameter setting is carried out, after all setting, clicks on parameter save button.Click on to start and survey Examination.Test items real-time status data when just energy real-time display is tested on main platform.Open air compressor machine.Test gas circuit inflation is given, directly Opened to safety valve.Pressure gauge is observed, if it exceeds safety valve is not opened yet, scram button is pressed, closes air compressor machine.Testing stand Operating personnel can be warned to take care in trial zone setting sound and light alarm, experiment.Testing equipment has perfect logical action Interlock protection.Testing stand has the hardware protection functions such as short circuit, overload, while has perfect software and hardware interlock protection function, can It is automatically performed the error protection such as excessively stream, short circuit because of caused by test item defect.
The specific embodiment of the present invention is the foregoing is only, but the architectural feature of the present invention is not limited thereto, Ren Heben The technical staff in field in the field of the invention, all cover among the scope of the claims of the present invention by the change or modification made.

Claims (10)

1. a kind of high stability high accuracy Air Compressor Test system, including main of experiment is with testing substage, it is characterised in that it is described Main of experiment include rack(1), rack is provided with display(2), interior of equipment cabinet is provided with PLC and industrial computer, industrial Computer tests substage by connection display and button groups, PLC by connection, and experiment substage includes frame(3), Frame is provided with main table top(4), the support column that can fix air compressor machine is fixed with main table top(5), frame lower be provided with 2 with On reservoir, reservoir is connected with module valve plate(6), module valve plate passes through flexible pipe(7)Air compressor machine is connected, frame is provided with three-phase four Line socket(8).
2. a kind of high stability high accuracy Air Compressor Test system according to claim 1, it is characterised in that described presses Button group, which includes, is located at rack(1)Outside operating mode machine button(9), main scram button(10), mute button(11), start press Button(12), the middle part of rack is outwardly and is provided with data drawer(13)With key mouse drawer(14), the front of rack is provided with electricity Source lamp(15), three phase mains lamp(16), the top of rack is provided with warning light(17), the both sides of rack are respectively equipped with hold-down bar (18), radiator(19).
3. a kind of high stability high accuracy Air Compressor Test system according to claim 1 or 2, it is characterised in that described Rack(1)The corner at top is all fixed with a suspension ring(20), the bottom of rack is provided with pin cup(21)With castor(22).
4. a kind of high stability high accuracy Air Compressor Test system according to claim 1 or 2, it is characterised in that described Module valve plate(6)It is provided with the first pressure sensor being connected with air compressor machine(23.1), temperature sensor(24), humidity sensor (25), check valve(26), flowmeter(27), reservoir include parallel connection the first reservoir(28.1), the second reservoir(28.2), the 3rd Reservoir(28.3), the first reservoir is connected with safety valve(29), the first magnetic valve(30.1), the first silencer(31.1), the first ball Valve(32.1), the second reservoir is connected with pressure switch(33), second solenoid valve(30.2), the second silencer(31.2), the second ball Valve(32.2), the 3rd reservoir is connected with second pressure sensor(23.2), the 3rd magnetic valve(30.3), the 3rd silencer (31.3), the 3rd ball valve(32.3).
5. a kind of high stability high accuracy Air Compressor Test system according to claim 1 or 2, it is characterised in that described Pressure gauge line is connected with reservoir(34), pressure gauge line is connected with pressure gauge(35), pressure gauge is located at frame(3)Outer surface.
A kind of 6. high stability high accuracy Air Compressor Test system according to claim 4, it is characterised in that described temperature Spend sensor(24), humidity sensor(25)It is connected with wide temperature range type humiture transducer(38), wide temperature range type humiture transducer sets In frame(3)Outer surface.
7. a kind of high stability high accuracy Air Compressor Test system according to claim 1 or 2, it is characterised in that described Frame(3)It is provided with substage scram button(39), scram button passes through circuit and three-phase four-wire socket(8)Connection.
8. a kind of high stability high accuracy Air Compressor Test system according to claim 1 or 2, it is characterised in that described Frame(3)It is provided with storing basket(40), pipe clamp(41), flexible pipe(7)Through pipe clamp, support column(5)Top be provided with connecting plate(42).
A kind of 9. high stability high accuracy Air Compressor Test system according to claim 4, it is characterised in that described mould Block valve plate(6)Middle first pressure sensor(23.1)The pipeline at place is large-diameter pipe(43), its internal diameter is more than temperature sensor (24)Place tubing internal diameter, the inwall of pipeline is provided with the fin of spiral shape arrangement where temperature sensor(44), adjacent lugs Between inwall be provided with arc groove(45), the inwall of pipeline is provided with some salient points where humidity sensor(46), salient point It is surrounded by annular groove(47).
10. a kind of high stability high accuracy Air Compressor Test system according to claim 1 or 2, it is characterised in that described Flexible pipe(7)It is connected with quick connector(36), quick connector is provided with dirt-proof boot(37), module valve plate(6)Air inlet be provided with With quick connector(36)The adapter of connection(48), the inner of adapter is two sections of thread segments, and sky is provided between two sections of thread segments Chamber(49), sealing block is embedded with the air inlet inwall of template valve block(50), sealing block is embedded into cavity, and adapter the inner is The conical surface(51), the inner of air inlet is provided with soft pad(52), soft pad is provided with and the conical surface(51)Adaptable face.
CN201710496061.5A 2017-06-26 2017-06-26 A kind of high stability high-precision Air Compressor Test system Active CN107687417B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110530656A (en) * 2018-05-25 2019-12-03 中车唐山机车车辆有限公司 A kind of air supply system testing stand

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Publication number Priority date Publication date Assignee Title
CN201629546U (en) * 2010-07-19 2010-11-10 湖南城市学院 Waterproof joint
CN106014957A (en) * 2016-06-30 2016-10-12 吴泰 Test system and test method for vehicle-mounted sliding vane type air compressors
CN205843978U (en) * 2016-06-30 2016-12-28 杭州中车车辆有限公司 For railcar vehicle-mounted air compressor machine test testing stand
CN106870342A (en) * 2017-01-23 2017-06-20 钛柯电子科技(上海)有限公司 A kind of intelligent air compressor and its drying system with self-checking system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201629546U (en) * 2010-07-19 2010-11-10 湖南城市学院 Waterproof joint
CN106014957A (en) * 2016-06-30 2016-10-12 吴泰 Test system and test method for vehicle-mounted sliding vane type air compressors
CN205843978U (en) * 2016-06-30 2016-12-28 杭州中车车辆有限公司 For railcar vehicle-mounted air compressor machine test testing stand
CN106870342A (en) * 2017-01-23 2017-06-20 钛柯电子科技(上海)有限公司 A kind of intelligent air compressor and its drying system with self-checking system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110530656A (en) * 2018-05-25 2019-12-03 中车唐山机车车辆有限公司 A kind of air supply system testing stand

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