CN206300787U - A kind of temperature, pressure adjustable temp pulse test bench - Google Patents
A kind of temperature, pressure adjustable temp pulse test bench Download PDFInfo
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- CN206300787U CN206300787U CN201621375971.5U CN201621375971U CN206300787U CN 206300787 U CN206300787 U CN 206300787U CN 201621375971 U CN201621375971 U CN 201621375971U CN 206300787 U CN206300787 U CN 206300787U
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Abstract
The utility model provides a kind of temperature, pressure adjustable temp pulse test bench, including：Cold oil case；Deep fat case；Cold and hot pressurize test assembly, it includes：Some load access units being connected in parallel；First delivery valve, cold tank bottoms connection described in one end, the other end is connected by cold oil pipe with cold and hot pressurize test assembly；Second delivery valve, one end is connected with hot tank bottoms, and the other end is connected by deep fat pipe with cold and hot pressurize test assembly；Three-temperature sensor and pressure sensor, are respectively arranged on cold oil pipe and deep fat pipe；First pressure table, is connected respectively with cold oil pipe and deep fat pipe；3rd pneumatic operated valve is connected with the cold and hot pressurize test assembly other end, another termination Pneumatic three-way valve；Compressed air source；Display screen, with industry control mechatronics.The pulse test bench realizes Alternating Test of the radiator in the case where same media different temperatures is with pressure state, compact conformation, simple to operate, easy to maintenance, and pressure and temperature can be adjusted within the specific limits.
Description
Technical field
The utility model belongs to equipment performance testing field, in particular it relates to a kind of temperature, pressure adjustable temp pulse
Testing stand.
Background technology
Pulse test bench is automatically performed the regulation and control of pressure and temperature by setting, reaches measured piece actually used
Working condition, carry out fatigue life detection, the final performance for determining product.Pulse test bench is combined using computer with PLC
Control mode, the generation and adjustment of random waveform are realized by closed-loop control.Equipment is applied to rubber hose, automobile brake
The pressure pulse test such as pipe, power steering tube, clutch tube, air conditioning for automobiles and radiator hose, while can also be small to some
Pipe fitting, joint of type etc. carry out pulse testing.
With following function and feature：
1st, multistation all the way, can carry out multichannel experiment and be independent of each other simultaneously, and experimental data and figure are recorded and protected automatically
Deposit in a computer；
2nd, accessory uses inlet member, and the precision of testing machine and steady is ensure that from the quality of control principle and electrical equipment
It is qualitative；
3rd, test software is mature and stable, can set experiment parameter and customer information, and pressure-time curve, ring are shown in real time
Border/medium temperature, pulse number, pressure value etc., and printable output；
4th, using accumulator ftercompction, Passive Shape Control is realized, reduces the working time of motor and compression system, improved and add
The reliability of pressure system, stability and service life, while ensure that pressure precision；
5th, machine has a superpressure, overload protection function, and with equipment pressure calibration function.
However, existing pulse test bench test condition is single, property that for example can only be under testing high voltage or hot conditions
Energy parameter, and the regulation of temperature, pressure is inaccurate.
For pulse test bench, the current country is primarily present following patent document：
Chinese patent Authorization Notice No.：CN202547952U, discloses a kind of automobile radiator pressure pulse test platform.Should
Testing stand includes hydraulic power unit, high temperature oil pumping plant, test controller, host computer, testing stand stage body, and wherein testing stand stage body includes
Hydraulic loading device and high temperature oil loading device, hydraulic power unit are connected with hydraulic loading device and constitute hydraulic loading mechanism, high temperature
Oil pump station is connected with high temperature oil loading device and constitutes high temperature oil load maintainer.The utility model can carry out normal temperature to radiator test specimen
Under fatigue property test, and by installing heater additional using servo hydraulic cylinder and driving hydraulic cylinder while can enter to radiator
Simulation operating mode fatigue test under row high temperature, realizes single cylinder and the multi-cylinder loading to test specimen.The utility model both can be used for dissipating
The fatigue test of hot device test specimen, can be used for the fatigue test of the parts such as car heat exchanger again, realize functional diversities.So
And, the pulse test bench that the patent is provided, simple structure, Range of measuring temp is narrower, and measuring accuracy is not high, and manipulation is not square
Just.
Utility model content
To solve above-mentioned problem, the purpose of this utility model is to provide a kind of temperature, pressure adjustable temp arteries and veins
Testing stand is rushed, the pulse test bench realizes Alternating Test of the radiator in the case where same media different temperatures is with pressure state, its
With -5 DEG C of 95 DEG C of high temperature and low temperature, the pressurize test function that 0~20bar of pressure is continuous 300 times can be either manually or by industry control
Machine automatic control equipment carries out cold and hot pressurize experiment to gilled radiator, facilitates the operation and observation of operator；And in panel
With hydraulic schematic diagram, it is easy to the operation and the maintenance to equipment of operator, the equipment has compact conformation, good appearance, grasps
Make simple, easy to maintenance, pressure and temperature can be adjusted within the specific limits.
To reach above-mentioned purpose, the technical solution of the utility model is：
A kind of temperature, pressure adjustable temp pulse test bench, the temperature pulse testing stand includes：Cold oil case, sets thereon
There are the first liquid level sensor, the first temperature sensor and cold tapping valve；Deep fat case, which is provided with the second liquid level sensor, second
Temperature sensor and hot tapping valve, are provided with least one heater in it；Cold and hot pressurize test assembly, it includes：Some parallel connections
The load access unit of connection, every group of load access unit includes the first control valve being sequentially connected and the first adapter, correspondence the
Second adapter of one adapter, the second control valve of the other end connection of one end the first adapter relative with the second adapter, the first adapter
And second adapter between by load or straight coupling connect；First delivery valve, located at cold oil case outside, cold oil case described in one end
Bottom is connected, and the other end is connected by cold oil pipe with the cold and hot some first control valve other ends in parallel of pressurize test assembly
Connect, ice chest pump, the first pneumatic operated valve and the first check valve are set gradually on cold oil pipe；Second delivery valve, located at deep fat case outside, one
End connects with the hot tank bottoms, and the other end is by deep fat pipe and cold and hot some first controls in parallel of pressurize test assembly
Valve other end connection processed, sets gradually hot tank pump, the second pneumatic operated valve and the second check valve on deep fat pipe；Three-temperature sensor and
Pressure sensor, the cold oil pipe being respectively arranged between the first check valve and the first control valve and positioned at the second check valve and
On deep fat pipe between first control valve；First pressure table, by pipeline and between the first check valve and the first control valve
Cold oil pipe and positioned at the second check valve and first control valve between deep fat pipe connect respectively；3rd pneumatic operated valve, one end difference
The other end connection that the second control valves relative second in parallel some with the cold and hot pressurize test assembly are taken over, the other end passes through
Pipeline is connected with a Pneumatic three-way valve one end, and the another two ends of Pneumatic three-way valve are connected by pipeline with cold oil case, deep fat case respectively, the
The pipeline that three pneumatic operated valves are connected with Pneumatic three-way valve is provided with gas-liquid identifier；Compressed air source, outlet side passes through pipeline and gas
Dynamic three linked piece one end connection, after the pneumatic triple piece other end is sequentially connected by pipeline and the first magnetic valve, the 3rd check valve, then
With the cold oil pipe between the first check valve and the first control valve and the heat between the second check valve and the first control valve
Oil pipe is connected respectively, and the pneumatic triple piece other end is also by pipeline and precise pressure-reducing valve, the second magnetic valve, one-way throttle valve and work
Control machine is sequentially connected；Display screen, with the industry control mechatronics；Between pneumatic triple piece and the first magnetic valve and precise pressure-reducing valve
Pipeline be also connected with the first pneumatic operated valve, the second pneumatic operated valve, the 3rd pneumatic operated valve and Pneumatic three-way valve respectively.
Further, external freezing unit and air cleaner are distinguished in the cold oil case side by pipeline.
Separately, the deep fat case is connected by a condenser pipe with the cold oil case, the condenser pipe by deep fat case stretch out after with
Condensation trap, condenser, micro- mist separator stretch into the cold oil case after being sequentially connected, micro- mist separator also passes through pipeline and position
Condenser pipe connection between condensation trap and deep fat case, forms the heat transfer between deep fat case and cold oil case.
Separately have, the cold oil case side is connected by pipeline with deep fat case, and cooler is set on the pipeline, and cooler connects cold
But water.
Again, it is further connected with one first gate valve on the cold oil pipe between ice chest pump and the first pneumatic operated valve；Positioned at hot tank pump with
Deep fat pipe between second pneumatic operated valve is connected by pipeline with deep fat case, and the pipeline is provided with the second gate valve.
Further, being respectively equipped with a filter core on the pipeline that is connected with cold oil case, deep fat case of the Pneumatic three-way valve.
And, the first pressure table passes sequentially through the first pressure measurement flexible pipe, the first pressure measuring tie-in with the cold oil pipe and deep fat
Pipe is connected respectively.
Separately, also including a booster pump, the cold oil Guan Lian by pipeline one end and between the first delivery valve and ice chest pump
Logical, one end and the cold oil pipe between the first check valve and the first control valve and positioned at the second check valve and the first control valve it
Between deep fat pipe be respectively communicated with, one end by pipeline respectively with the second pressure measuring tie-in, the second pressure measurement flexible pipe and second pressure table connect
Connect.
Again, a safety valve, one-way throttle valve and safety are further connected with the pipeline between the one-way throttle valve and industrial computer
Pipeline between valve is also connected with the pipeline between booster pump and the second pressure measuring tie-in.
Further, being connected to motor on the ice chest pump and hot tank pump.
The beneficial effects of the utility model are：
The pulse test bench can realize Alternating Test of the radiator in the case where same media different temperatures is with pressure state, can
As the special equipment that finned heat exchanger some performances are tested.It has -5 DEG C of 95 DEG C of high temperature and low temperature, and pressure 0~
The pressurize experiment that 20bar is continuous 300 times.System can be entered either manually or by industrial computer automatic control equipment to gilled radiator
The cold and hot pressurize experiment of row.Its main element is American-European import partses and domestic quality product, and fuel tank and pipeline are stainless steel material；
System oil temperature, pilot system pressure and pilot system flow are shown using digital wash；All operations and display are concentrated
On panel, facilitate the operation and observation of operator；And have hydraulic schematic diagram in panel, it is easy to the operation of operator and pair sets
Standby maintenance.The equipment has compact conformation, good appearance, simple to operate, easy to maintenance, and pressure and temperature can be in certain limit
Interior regulation.
Brief description of the drawings
Fig. 1 is that a kind of hydraulic principle of temperature, pressure adjustable temp pulse test bench provided by the utility model is illustrated
Figure.
Specific embodiment
The utility model is described further below by specific embodiment, but embodiment is not intended to limit this practicality newly
The protection domain of type.
Reference picture 1, a kind of temperature, pressure adjustable temp pulse test bench described in the utility model, the temperature pulse
Testing stand includes：Cold oil case 100, which is provided with the first liquid level sensor 101, the first temperature sensor 102 and cold tapping valve
103；Deep fat case 200, which is provided with the second liquid level sensor 201, second temperature sensor 202 and hot tapping valve 203, be set in it
There is at least one heater 204；Cold and hot pressurize test assembly 300, it includes：Some load access units 301 being connected in parallel,
Every group of load access unit 301 includes the first control valve 302 and first adapter 303 being sequentially connected, corresponds to the first adapter 303
The second control valve 305 that second adapter 304, one end is connected with the other end of relative first adapter 303 of the second adapter 304, first
Connected by load or straight coupling between the adapter 304 of adapter 303 and second；First delivery valve 400, outside cold oil case 100
Side, the bottom of cold oil case 100 connection described in one end, the other end is some with the cold and hot pressurize test assembly 300 by cold oil pipe 401
The first control valve 302 other end connection in parallel, sets gradually ice chest pump 402, the first pneumatic operated valve 403 and the on cold oil pipe 401
One check valve 404；Second delivery valve 500, located at the outside of deep fat case 200, one end connects with the bottom of deep fat case 200, another
End is connected by the first control other ends of valve 302 in parallel some with the cold and hot pressurize test assembly 300 of deep fat pipe 501, heat
Hot tank pump 502, the second pneumatic operated valve 503 and the second check valve 504 are set gradually on oil pipe 501；Three-temperature sensor 601 and pressure
Force snesor 602, the cold oil pipe 401 being respectively arranged between the first check valve 404 and the first control valve 302 and positioned at the
On deep fat pipe 501 between two check valves 504 and the first control valve 302；First pressure table 603, by pipeline and positioned at first
Cold oil pipe 501 between the control valve 302 of check valve 404 and first and between the second check valve 504 and the first control valve 302
Deep fat pipe 501 connect respectively；3rd pneumatic operated valve 604, one end is some in parallel with the cold and hot pressurize test assembly 300 respectively
Second control valve 305 is connected with respect to the other end of the second adapter 304, and the other end passes through pipeline and the one end of a Pneumatic three-way valve 605
Connection, the another two ends of Pneumatic three-way valve 605 connect by pipeline with cold oil case 100, deep fat case 200 respectively, the 3rd pneumatic operated valve 604 and
The pipeline of the connection of Pneumatic three-way valve 605 is provided with gas-liquid identifier 606；Compressed air source 700, outlet side by pipeline with it is pneumatic
The one end of three linked piece 701 connects, the other end of pneumatic triple piece 701 by pipeline and the first magnetic valve 702, the 3rd check valve 703 according to
After secondary connection, then with the cold oil pipe 501 between the first check valve 404 and the first control valve 302 and positioned at the second check valve
504 and the first deep fat pipe 501 between control valve 302 connect respectively, the other end of pneumatic triple piece 701 also by pipeline with it is accurate
Pressure-reducing valve 704, the second magnetic valve 705, one-way throttle valve 706 and industrial computer 707 are sequentially connected；Display screen 800, with the industry control
Machine 707 is electrically connected；Pipeline between the magnetic valve 702 of pneumatic triple piece 701 and first and precise pressure-reducing valve 704 is also respectively with first
Pneumatic operated valve 403, the second pneumatic operated valve 503, the 3rd pneumatic operated valve 604 and Pneumatic three-way valve 605 are connected.
Further, external freezing unit 104 and air cleaner 105 are distinguished in the side of cold oil case 100 by pipeline.
Separately, the deep fat case 200 is connected by a condenser pipe 205 with the cold oil case 100, and the condenser pipe 205 is by warm
Fuel tank 200 stretches out rear and condensation trap 206, condenser 207, micro- mist separator 208 and the cold oil case 100 is stretched into after being sequentially connected,
Micro- mist separator 208 is also connected by pipeline and the condenser pipe 205 between condensation trap 206 and deep fat case 200, is formed
Heat transfer between deep fat case 200 and cold oil case 100.
Separately have, the side of cold oil case 100 is connected by pipeline with deep fat case 200, cooler 106 be set on the pipeline,
Cooler 106 connects cooling water.
Again, it is further connected with one first gate valve 405 on the cold oil pipe 401 between the pneumatic operated valve 403 of ice chest pump 402 and first；
Deep fat pipe 501 between the pneumatic operated valve 503 of hot tank pump 502 and second is connected by pipeline with deep fat case 200, and on the pipeline
It is provided with the second gate valve 505.
Further, being respectively equipped with a filter core on the pipeline that is connected with cold oil case 100, deep fat case 200 of the Pneumatic three-way valve 605
607。
And, the first pressure table 603 passes sequentially through the first pressure measurement flexible pipe 608, the first pressure measuring tie-in 609 and the cold oil
Pipe 401 and deep fat pipe 501 are connected respectively.
Separately, also including a booster pump 900, by pipeline one end and between the first delivery valve 400 and ice chest pump 402
Cold oil pipe 401 is connected, one end and the cold oil pipe 401 between the first check valve 404 and the first control valve 302 and positioned at second
Deep fat pipe 501 between the control valve 302 of check valve 504 and first is respectively communicated with, one end is connect with the second pressure measurement respectively by pipeline
First 901, second pressure measurement flexible pipe 902 and second pressure table 903 are connected.
Again, a safety valve 708, one-way throttle are further connected with the pipeline between the one-way throttle valve 706 and industrial computer 707
Pipeline between valve 706 and safety valve 708 is also connected with the pipeline between the pressure measuring tie-in 901 of booster pump 900 and second.
Further, being connected to motor 110 on the ice chest pump 402 and hot tank pump 502.
A kind of technical parameter of temperature, pressure adjustable temp pulse test bench provided by the utility model and user
Formula is as follows：
First, important technological parameters
1. medium：Anti-icing fluid
2. maximum stream flow：200L/min.
3. system working pressure：0~20bar
4. system operating temperatures：95 DEG C of -5 DEG C of low temperature and high temperature
5. motor pump group：
Power：3KW
Rotating speed：1450r/min
Voltage：AC380V 50Hz
Form:Normal temperature type and hot-water type
6. handpiece Water Chilling Units
Cooling power：60KW
7. incubator
Material：304, pay heat-insulation layer
Capacity：300L
8. booster pump
Operating pressure：20bar
9. heater：
Power：15Kw
Material:316
Quantity：3
10. contour size of the unit(s)：2500L*1500W*1900H mm.
Work chamber size：1200L*800W*1600H mm.
2nd, system architecture feature
It is main to be made up of the part such as handpiece Water Chilling Units, heating system, pumping plant, electrical control.
1. this testing stand is integral type structure, fixed（See shape assumption diagram）.
2. element pipeline that testing stand is contacted with test(ing) medium etc. is stainless steel, with anti-oxidation, gets rusty, and enable
Insulation, provision for thermal insulation.Make thermal loss minimum, with save energy.
3. this testing stand uses sensor gathered data, and computer carries out data display, arranges, and prints and to whole examination
Test the control of platform computer program.
4., for the requirement in the text of technical specification one, following measures are taken to ensure the low consumption of experimental performance and equipment,
Environment protection emission.
The discharge of 4.1 media is using change source of the gas control, by the keying of Pneumatic three-way valve 605, more effectively discharge experiment
Medium.Fluid is that gas pushes away liquid when discharging, to prevent gas from excessively entering in medium box.Discharge opeing outlet with the addition of gas-liquid identifier
606, when gas occurs after liquid emptying, the device sends signal, makes drip ring section end, into next link.This also prevents
Only cold and hot intercommunication, the effective measures of energy saving.
4.2 evaporate more serious due to heating frozen liquid, and we take deep fat case 200, hot gas by condenser 207,
Micro- mist separator 208 will enter in cold oil case 100 after gas-liquid separation, and the freezing liquid of now overwhelming majority gasification can be separated,
Freezing liquid consumption is saved, and gas is discharged from cold oil case 100, reaches the requirement of environmental protection.
4.3 is cold due to discharge opeing process, thermal medium lack of uniformity, must cause cold, and deep fat case 200 certain side liquid level progressively rises
Height, to reach balance, need to be by the medium of high level case to bottom liquid level box fluid infusion.Heat must be brought into during fluid infusion, be
Energy-conservation purpose is reached, we connect between hot and cold case and gang up, and in centre plus a cooler 106, so that the medium drop of supplement
Temperature（Or heat up）, reach the effect of save energy.
4.4 in this equipment, and with the heater 204 for using, freezing unit 104 can be loaded according to operating mode segmented power,
Do so can be prevented effectively from power attenuation.
4.5 elements for being used are external and domestic quality product, and main purpose is to improve the usage cycles of the present apparatus
With reduction failure.
For ease of the temperature and pressure of monitoring system, first, second temperature sensor 102,202 and are provided with pipeline
Three-temperature sensor 601；Pressure sensor 602, can be by the temperature and pressure of digital display meter display system；Data are by letter simultaneously
It is interactive in order to be realized with correlation unit that number capture card is committed to industrial computer 707, carrys out the parameters such as the pressure and temperature of control system.
3rd, equipment is installed
1. the installation of mechanical part：
This equipment in place after, whether intact open pre packaging, if reverse, specification, packing slip of equipment etc. are
It is no complete;The support that equipment is installed is firm and to keep level, opens packaging, is secured the equipment on support with bolt, and adjust
Level is saved.
Each element in this equipment, pipeline has been completed in manufactory, installed again without user.Please son when user uses
Read the requirement for reading specification carefully, the work flexible pipe of power line and correlation is connected and be can be used.Note the specification of oil pipe.
Turn on cabinet, checks whether various places inside insurance is complete, and electrical connector has non-loosening；Electric elements whether make moist or
Damage, eliminate debris everywhere.
2. electrical appliance part is installed and explanation refers to electric operation instruction；
4th, debug
Note：
A. before starting shooting, first inspection system cleannes are answered, if need further cleaning.
B. further inspection system, confirms that system pipeline and connection are correct.
1. the preparation before test run
1) should be got ready work before test run, and test run record is carried out in test run.
2) equipment is arranged on a smooth ground, its random road roughness cannot be greater than 5/1000, and equipment is entered
The appropriate fixation of row, makes equipment be stably fixed on ground.
3) according to the mark and related request on circumscripted power line, power supply is connected.During connection power line, it should be ensured that external
Power supply is consistent with the power supply required by equipment.
4) coolant or anti-icing fluid 400L are prepared, in injection cold oil case 100；Prepare water 400L and be injected into deep fat case 200
It is interior, and confirmation meets test run requirement；And observe " hot tank liquid level " and " ice chest liquid level " number of degrees.
5) the first delivery valve 400, the second delivery valve 500, the first gate valve 405, the handle of the second gate valve 505 are screwed onto maximum and are opened
Open position.
6) the first adapter 303 of one group of load access unit 301 and the second straight coupling of adapter 304 are coupled together,
And ensure that connection is correct.
7) test run is loaded（Finned heat exchanger）It is connected to another group of He of the first adapter 303 of load access unit 301
Between the second adapter 304, and ensure that connection is correct.
8) read over operation instructions, be familiar with equipment mode of operation and operating process, and operation in should be noted
Problem.
9) hydraulic schematic diagram and electrical schematic diagram are compareed, checks whether each component connection is correct.
10) pipeline and load connection are checked.
Power turn-on
" general supply instruction " button is pressed, general supply is opened
Whether crawl " hot tank pump startup " button, the motor rotation direction of observation hot tank pump 503 is correct, such as incorrect, Ying Jiang
Power supply paraphase.
Whether crawl " ice chest pump startup " button, the motor rotation direction of observation ice chest pump 504 is correct, such as incorrect, Ying Jiang
Power supply paraphase.
It is short to press " total heater button " button, heater 204 is touched and felt one by one；Confirm three heaters 204 all just
Normally opened beginning heating work.
Check again for pipeline, the connection of circuit, the connection of load, it is ensured that connection is correct, and the first delivery valve 400, second go out
Whether fuel tap 500, the first gate valve 405, the handle of the second gate valve 505 are in maximum open position.As all are correct, prepare unloaded examination
Car.
Crawl the first pneumatic operated valve 403, the second pneumatic operated valve 503, the 3rd pneumatic operated valve 604 and the button of Pneumatic three-way valve 605, observation
Corresponding pneumatic ball valve whether action, be such as failure to actuate, pneumatic adapter please be check.
Observation light emitting diode, and listen attentively to or corresponding first magnetic valve 702 of sense of touch, the valve element of the second magnetic valve 705 whether by
It is required that action.
Crawl " switch "；Check whether each ice chest pump 402 of refrigerator, the motor 110 of hot tank pump 502 work；Such as rotation direction not just
Really, should be by power supply paraphase.
The precise pressure-reducing valve 704 for adjusting pneumatic triple piece 701 makes pressure gauge to 6bar.
Press the button of the second magnetic valve 705, precise pressure-reducing valve 704 and regulation " safety valve 708 " so that " bleed pressure " is read
Number is 5bar,
Note：Either idle running test run still load test run, at any time will facilities for observation ruuning situation, once occur therefore
Barrier, uttered long and high-pitched sounds including motor, etc. joint leakage, all should stop immediately, after ascertaining the reason and fixing a breakdown, can just continue to try
Car.And perform test run record.
2. unloaded test run
1) high temperature modification pump group interior circulation heating system
The second delivery valve 500 is opened, the second gate valve 505 is adjusted maximum open position.
Power turn-on, presses " source " button.
" hot device switch " button is pressed, heater 204 works.
" hot tank pump startup " button is pressed, hot tank pump 502 runs, liquid is by the second delivery valve 500, warm in deep fat case 200
Deep fat case 200 is returned after the gate valve 505 of case pump 502 and second, heating is circulated to the inner fluid of deep fat case 200.Oil liquid temperature
By second temperature sensor 202 observing system " heater temperature " digital display meter.
Circulation can carry out oil liquid temperature and check after a period of time by " heater temperature " digital display meter, if reach 95 DEG C.
" total heater button " button is pressed, stops the heating behavior of heater 204.
" stopping of hot tank pump " button is pressed, stops the operation of hot tank pump 502.
2) normal temperature type pump group interior circulation refrigeration system
The first delivery valve 400 is opened, the first gate valve 405 is adjusted maximum open position.
Freezing unit " master switch " button is pressed, freezing unit 104 starts normal work.
Press " ice chest pump startup " button, ice chest pump 402 runs, in cold oil case 100 anti-icing fluid by the first delivery valve 400,
Cold incubator is returned after ice chest pump 402 and gate valve 8.2, cooling is circulated to the inner fluid of cold oil case 100.Oil liquid temperature leads to
Cross the observing system of the first temperature sensor 102 " ice chest temperature " digital display meter.
Circulation can carry out oil liquid temperature and check after a period of time by " ice chest temperature " digital display meter, if reach -5 DEG C.
Freezing unit " master switch " button is pressed, the freezing work of unit 104 stops.
" stopping of ice chest pump " button is pressed, stops the operation of ice chest pump 402
3) ice chest pump 402 and the outer circulation of hot tank pump 502
By ready straight coupling one group of first adapter 303 and the second adapter 304 of load access unit 301 it
Between dock, open the group load access unit 301 first control valve 302 and second control valve 305.Close other two groups of loads
The first control control valve 305 of valve 302 and second of access unit 301.
Press the button of the first magnetic valve 702；Compressed air is single by pneumatic triple piece 701, the first magnetic valve the 702, the 3rd
Valve 302 is controlled to valve 703 and first, then by the second control valve 305, now the 3rd pneumatic operated valve 604（It is preferred that air-operated solenoid valve）
Close；Observation the digital display meter of pressure sensor 602, and first pressure table 603 reading.The 3rd pneumatic operated valve 604 is pressed, by compression
Moisture in air blow drying pipeline.The first magnetic valve 702, the 3rd pneumatic operated valve 604 are closed successively.
" ice chest pump startup " button and " the first pneumatic operated valve " button are pressed, ice chest pump 402 is run, and the first pneumatic operated valve 403 is opened
Open, the appropriate reading for adjusting the first gate valve 405, the observation digital display meter of pressure sensor 602, and first pressure table 603；Confirm cooling
Liquid through the first delivery valve 400, ice chest pump 402, the first pneumatic operated valve 403, the first check valve 404 performance loop.Press the 3rd gas
Pneumatic three-way valve 605, is opened into the direction of cold oil case 100 by the dynamic button of valve 604；After circulation 1min, unclamp the 3rd pneumatic operated valve 604 and press
Button.Unclamp the reading of the button of the first pneumatic operated valve 403, the observation digital display meter of pressure sensor 602, and first pressure table 603.Press
Second magnetic valve 705, checks the digital display meter of pressure sensor 602, and first pressure table 603 reading；By the He of precise pressure-reducing valve 704
The knob of safety valve 708 is unclamped to maximum position；Regulation safety valve 708, makes system pressure stabilization in 21bar first;Adjust again
Section precise pressure-reducing valve 704, makes system pressure stabilization in 20Bar.The button of the second magnetic valve 705 is unclamped, stops booster pump 900
Work.The 3rd pneumatic operated valve 604 is pressed, and Pneumatic three-way valve 605 is opened into the direction of cold oil case 100.Unclamp the first pneumatic operated valve
403rd, the 3rd pneumatic operated valve 604；Stop circulation.
Press the first magnetic valve 702, the button of the 3rd pneumatic operated valve 604；Compressed air is by the electricity of pneumatic triple piece 701, first
Magnet valve 702, the 3rd check valve 703 and the first control valve 302, then by the second control valve 305, the 3rd pneumatic operated valve 604, pneumatic three
Port valve 605, filter core 607；Coolant is allowed to return to cold oil case 100.Coolant in pipeline is dried up by compressed air.Until " gas
During liquid identifier 606 " identification no liquid；The first magnetic valve 702, the 3rd pneumatic operated valve 604 are closed successively.
Press " total heater button " button, " hot tank pump startup " button and " the second pneumatic operated valve 503 " button, deep fat case
200 heating, hot tank pump 502 is run, and the second pneumatic operated valve 503 is opened, the second gate valve 505 of appropriate regulation, observes pressure sensor 602
Digital display meter, and first pressure table 603 reading；Confirm liquid through the second delivery valve 500, hot tank pump 502, the second pneumatic operated valve 503,
The performance loop of the second check valve 504.The button of the 3rd pneumatic operated valve 604 is pressed, Pneumatic three-way valve 605 is opened into deep fat case side
To；After circulation 1min, the button of the 3rd pneumatic operated valve 604 is unclamped.The button of the second pneumatic operated valve 503 is unclamped, pressure sensor 602 is observed
Digital display meter, and first pressure table 603 reading.The second magnetic valve 705 is pressed, the digital display meter of pressure sensor 602, and is checked
The reading of two pressure gauges 903；Now system pressure should be stablized in 20Bar；If inaccurate, the leakage in loop should be checked
Point.The button of the second magnetic valve 705 is unclamped, booster pump 900 is stopped.The 3rd pneumatic operated valve 604 is pressed, and Pneumatic three-way
Valve 605 is opened into the direction of deep fat case 200.Unclamp the second pneumatic operated valve 503, the 3rd pneumatic operated valve 604；Stop circulation.
Press the first magnetic valve 702, the button of the 3rd pneumatic operated valve 604；Compressed air is by the electricity of pneumatic triple piece 701, first
Magnet valve 702, the 3rd check valve 703 and the first control valve 302, then by the second control valve 305, the 3rd pneumatic operated valve 604, pneumatic three
Port valve 605, filter core 607；Coolant is allowed to return to cold oil case 100.Coolant in pipeline is dried up by compressed air.Until " gas
During liquid identifier 606 " identification no liquid；The first magnetic valve 702, the 3rd pneumatic operated valve 604 are closed successively.
Press on lower panel successively, magnetic valve, pneumatic ball valve, heater, cooler, pump stop, button.
When pressure is shown as 0, temperature is shown as in the case of normal temperature, the company between the first adapter 303 and the second adapter 304
Fitting is removed
So far unloaded test run is completed.
3. test run is loaded
1) by ready gilled radiator in one group of first adapter 303 and the second adapter of load access unit 301
Connected between 304, open the first control control valve 305 of valve 302 and second of group load access unit 301.Close other two
The first control control valve 305 of valve 302 and second of group load access unit 301.
2) industrial computer 707, and practice operation operation software are opened.
Indicated according in " electrically using operational manual ", startup program automatic running.
3) before dismounting load, it is necessary to be shown as being operated in the case of normal temperature in system no pressure, and temperature.
So far load test run is completed.
Explanation：Other load test run modes, are carried out according to the requirement that user provides.
It should be noted that above example is only used to illustrate the technical solution of the utility model and unrestricted.Although ginseng
The utility model has been described in detail according to preferred embodiment, it will be understood by those within the art that, can be to reality
Modified with new technical scheme or equivalent, without deviating from the scope of technical solutions of the utility model, it all should
Cover in right of the present utility model.
Claims (10)
1. a kind of temperature, pressure adjustable temp pulse test bench, it is characterised in that the temperature pulse testing stand includes：
Cold oil case, which is provided with the first liquid level sensor, the first temperature sensor and cold tapping valve；
Deep fat case, which is provided with the second liquid level sensor, second temperature sensor and hot tapping valve, at least one is provided with it and is added
Hot device；
Cold and hot pressurize test assembly, it includes：Some load access units being connected in parallel, every group of load access unit include according to
First control valve of secondary connection and the first adapter, the second adapter of the adapter of correspondence first, one end connect with the second adapter relative first
Second control valve of the other end connection of pipe, is connected between the first adapter and the second adapter by load or straight coupling；
First delivery valve, located at cold oil case outside, cold tank bottoms connection described in one end, the other end is cold with described by cold oil pipe
The some first control valve other ends connections in parallel of hot pressurize test assembly, set gradually ice chest pump, first pneumatic on cold oil pipe
Valve and the first check valve；
Second delivery valve, located at deep fat case outside, one end connect with the hot tank bottoms, the other end pass through deep fat pipe with it is described
The some first control valve other end connections in parallel of cold and hot pressurize test assembly, set gradually hot tank pump, the second gas on deep fat pipe
Dynamic valve and the second check valve；
Three-temperature sensor and pressure sensor, are respectively arranged at the cold oil between the first check valve and the first control valve
On pipe and the deep fat pipe between the second check valve and the first control valve；
First pressure table, the cold oil pipe and unidirectional positioned at second by pipeline and between the first check valve and the first control valve
Deep fat pipe between valve and the first control valve is connected respectively；
3rd pneumatic operated valve, the second control valves relative second in parallel some with the cold and hot pressurize test assembly are taken over respectively for one end
Other end connection, the other end is connected by pipeline with a Pneumatic three-way valve one end, and the another two ends of Pneumatic three-way valve pass through to manage respectively
Road connects with cold oil case, deep fat case, and the pipeline that the 3rd pneumatic operated valve is connected with Pneumatic three-way valve is provided with gas-liquid identifier；
Compressed air source, outlet side is connected by pipeline with pneumatic triple piece one end, the pneumatic triple piece other end by pipeline with
After first magnetic valve, the 3rd check valve are sequentially connected, then with positioned at the first check valve and first control valve between cold oil pipe and
Deep fat pipe between the second check valve and the first control valve is connected respectively, and the pneumatic triple piece other end is also by pipeline and essence
Close pressure-reducing valve, the second magnetic valve, one-way throttle valve and industrial computer are sequentially connected；
Display screen, with the industry control mechatronics；
Pipeline between pneumatic triple piece and the first magnetic valve and precise pressure-reducing valve also respectively with the first pneumatic operated valve, second pneumatic
The connection of valve, the 3rd pneumatic operated valve and Pneumatic three-way valve.
2. a kind of temperature, pressure adjustable temp pulse test bench according to claim 1, it is characterised in that the cold oil
Case side external freezing unit and air cleaner are distinguished by pipeline.
3. a kind of temperature, pressure adjustable temp pulse test bench according to claim 1, it is characterised in that the deep fat
Case is connected by a condenser pipe with the cold oil case, is divided with condensation trap, condenser, micro- mist after the condenser pipe is stretched out by deep fat case
From device be sequentially connected after stretch into the cold oil case, micro- mist separator is also by pipeline and between condensation trap and deep fat case
Condenser pipe connection, form the heat transfer between deep fat case and cold oil case.
4. a kind of temperature, pressure adjustable temp pulse test bench according to claim 1, it is characterised in that the cold oil
Case side is connected by pipeline with deep fat case, and cooler is set on the pipeline, and cooler connects cooling water.
5. a kind of temperature, pressure adjustable temp pulse test bench according to claim 1, it is characterised in that positioned at ice chest
One first gate valve is further connected with cold oil pipe between pump and the first pneumatic operated valve；Deep fat between hot tank pump and the second pneumatic operated valve
Pipe is connected by pipeline with deep fat case, and the pipeline is provided with the second gate valve.
6. a kind of temperature, pressure adjustable temp pulse test bench according to claim 1, it is characterised in that described pneumatic
A filter core is respectively equipped with the pipeline that triple valve is connected with cold oil case, deep fat case.
7. a kind of temperature, pressure adjustable temp pulse test bench according to claim 1, it is characterised in that described first
Pressure gauge passes sequentially through the first pressure measurement flexible pipe, the first pressure measuring tie-in and is connected respectively with the cold oil pipe and deep fat pipe.
8. a kind of temperature, pressure adjustable temp pulse test bench according to claim 1, it is characterised in that also including
Booster pump, is connected, one end is with to be located at first single by pipeline one end with the cold oil pipe between the first delivery valve and ice chest pump
Be respectively communicated with to the cold oil pipe between valve and the first control valve and the deep fat pipe between the second check valve and the first control valve,
One end is connected with the second pressure measuring tie-in, the second pressure measurement flexible pipe and second pressure table respectively by pipeline.
9. a kind of temperature, pressure adjustable temp pulse test bench according to claim 1, it is characterised in that described unidirectional
A safety valve is further connected with pipeline between choke valve and industrial computer, the pipeline between one-way throttle valve and safety valve also with supercharging
Pipeline connection between pump and the second pressure measuring tie-in.
10. a kind of temperature, pressure adjustable temp pulse test bench according to claim 1, it is characterised in that described cold
Motor is connected on case pump and hot tank pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621375971.5U CN206300787U (en) | 2016-12-15 | 2016-12-15 | A kind of temperature, pressure adjustable temp pulse test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621375971.5U CN206300787U (en) | 2016-12-15 | 2016-12-15 | A kind of temperature, pressure adjustable temp pulse test bench |
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| Publication Number | Publication Date |
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| CN206300787U true CN206300787U (en) | 2017-07-04 |
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ID=59215118
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621375971.5U Expired - Fee Related CN206300787U (en) | 2016-12-15 | 2016-12-15 | A kind of temperature, pressure adjustable temp pulse test bench |
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| Country | Link |
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| CN (1) | CN206300787U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107478403A (en) * | 2017-09-04 | 2017-12-15 | 无锡帕捷科技有限公司 | Pipeline RTA reliability test assembly |
| CN111536100A (en) * | 2020-04-30 | 2020-08-14 | 肇庆学院 | Temperature control system and temperature control method for high-acceleration test bed of hydraulic element |
| CN112595523A (en) * | 2020-11-23 | 2021-04-02 | 一汽解放汽车有限公司 | PVT test system |
-
2016
- 2016-12-15 CN CN201621375971.5U patent/CN206300787U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107478403A (en) * | 2017-09-04 | 2017-12-15 | 无锡帕捷科技有限公司 | Pipeline RTA reliability test assembly |
| CN107478403B (en) * | 2017-09-04 | 2023-12-22 | 无锡帕捷科技有限公司 | Pipeline reliability testing device |
| CN111536100A (en) * | 2020-04-30 | 2020-08-14 | 肇庆学院 | Temperature control system and temperature control method for high-acceleration test bed of hydraulic element |
| CN112595523A (en) * | 2020-11-23 | 2021-04-02 | 一汽解放汽车有限公司 | PVT test system |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20170704 Termination date: 20201215 |