CN110095238A - Electromechanical testing platform cooling system method for testing tightness and leak-testing apparatus - Google Patents
Electromechanical testing platform cooling system method for testing tightness and leak-testing apparatus Download PDFInfo
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- CN110095238A CN110095238A CN201910467514.0A CN201910467514A CN110095238A CN 110095238 A CN110095238 A CN 110095238A CN 201910467514 A CN201910467514 A CN 201910467514A CN 110095238 A CN110095238 A CN 110095238A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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Abstract
The present invention relates to electromechanical testing platform cooling system sealing propertytest technical fields, more particularly, to a kind of electromechanical testing platform cooling system method for testing tightness and leak-testing apparatus；Include the following steps: to open gas source and persistently be supplied by the water inlet end of electromechanical testing platform cooling system into electromechanical testing platform cooling system, the pressure value of real-time monitoring electromechanical testing platform cooling system water outlet；When pressure value reaches preset pressure detecting peak value, gas source is closed, and be monitored to the real-time change of pressure value according to preset monitoring duration；At the end of observing duration, pressure value at this time is recorded；Pressure value is compared with preset pressure detecting peak value, to evaluate and test the leakproofness of electromechanical testing platform cooling system；It can satisfy the pressure demand of electromechanical testing platform cooling system performing leak test by the proposition of electromechanical testing platform cooling system method for testing tightness and leak-testing apparatus, realize to electromechanical testing platform cooling system performing leak test.
Description
Technical field
The present invention relates to electromechanical testing platform cooling system sealing propertytest technical fields, more particularly, to a kind of electromechanical testing
Platform cooling system method for testing tightness and leak-testing apparatus.
Background technique
Motor is the critical component of electric car, tests in the electromechanical testing platform course of work of motor function performance and needs to use water
Cooling could protect stable and lasting working condition, and patent CN200710145923.6 also discloses a kind of hybrid vehicle
Driving motor testboard bay and test method, the Motor Measuring System include water-cooling system, but electromechanical testing platform cooling system
System performing leak test does not have special test equipment and test method.
Electromechanical testing stage body product is larger, after electromechanical testing platform is fixed, can not just move again, the hydraulic press of market sale is only
The pressure of the test of high pressure systems suitable for 10MPa or more, common electromechanical testing platform cooling system performing leak test needs
It asks in 0.2MPa-0.4MPa, thus existing hydraulic press is unable to satisfy electromechanical testing platform cooling system performing leak test.
Therefore, regarding to the issue above the present invention be badly in need of providing a kind of electromechanical testing platform cooling system method for testing tightness and
Leak-testing apparatus.
Summary of the invention
The purpose of the present invention is to provide a kind of electromechanical testing platform cooling system method for testing tightness and sealing propertytests
Equipment, by the proposition of electromechanical testing platform cooling system method for testing tightness and leak-testing apparatus to solve the prior art
Present in hydraulic press be only applicable to 10MPa or more high pressure systems test, common electromechanical testing platform cooling system is close
The pressure demand of envelope property test is in 0.2MPa-0.4MPa, and thus existing hydraulic press is unable to satisfy electromechanical testing platform cooling system
The technical issues of performing leak test.
A kind of electromechanical testing platform cooling system method for testing tightness provided by the invention, includes the following steps:
It opens gas source and is persistently supplied by the water inlet end of electromechanical testing platform cooling system into electromechanical testing platform cooling system
Gas, the pressure value of real-time monitoring electromechanical testing platform cooling system water outlet；
When pressure value reaches preset pressure detecting peak value, gas source is closed, and according to preset monitoring duration to pressure
The real-time change of value is monitored；
At the end of observing duration, pressure value at this time is recorded；
Pressure value is compared with preset pressure detecting peak value, to evaluate and test the sealing of electromechanical testing platform cooling system
Property.
It preferably, further include the pressure difference of calculating pressure value and preset pressure detecting peak value, and according to preset pressure difference
The leakproofness of threshold decision electromechanical testing platform cooling system, when pressure difference is higher than threshold pressure differential, then the tested motor testboard is cold
But the leakproofness of system is poor；Conversely, then the tested motor testboard cooling system meets close when pressure difference is not higher than threshold pressure differential
Envelope property requires.
Preferably, a length of 15min-30min when the monitoring.
Preferably, the pressure value of gas source is 0.2MPa-0.6MPa.
Preferably, the gas that gas source uses is nitrogen or air.
The invention also includes one kind to survey for realizing electromechanical testing platform cooling system leakproofness as described in any one of the above embodiments
The leak-testing apparatus of method for testing, including
Gas source, for persistently being supplied by the water inlet end of electromechanical testing platform cooling system into electromechanical testing platform cooling system
Gas；
Pressure-detecting device, the pressure value for real-time monitoring electromechanical testing platform cooling system water outlet；
Central processing unit, for the pressure value that real-time reception pressure-detecting device transmits, when pressure value reaches preset pressure
When power detects peak value, control gas source is closed, and carries out real-time change monitoring according to pressure value of the preset monitoring duration to transmission；
At the end of observing duration, pressure value at this time is recorded, and the pressure value is compared with preset pressure detecting peak value, with
It obtains electromechanical testing platform cooling system performing leak test result and exports.
Preferably, central processing unit, is also used to calculate the pressure difference of pressure value Yu preset pressure detecting peak value, and according to
Preset threshold pressure differential judges the leakproofness of electromechanical testing platform cooling system, and when pressure difference is higher than threshold pressure differential, then this is tested electric
The leakproofness of machine testboard cooling system is poor；Conversely, then the tested motor testboard is cooling when pressure difference is not higher than threshold pressure differential
System meets sealing requirements.
Preferably, further include the first connecting tube for gas source to be connected to the water inlet end of electromechanical testing platform cooling system,
For the water outlet of electromechanical testing platform cooling system to be connected to the second connecting tube；Pressure-detecting device is set to the second connecting tube
On, for monitoring water outlet pressure value；It is high that first connecting tube and the second connecting tube pass through the adjustment of pipeline height regulating mechanism respectively
Degree.
Preferably, pipeline height regulating mechanism includes vertical plate, and the two sides of vertical plate are bent with the side plate extended forward, wherein one
The bottom of side plate is equipped with tube inlet, and the top of another side plate exports equipped with pipe, is spaced in the height direction on the front face of vertical plate
It is laid with multiple pipe locating pieces；It further include the height regulating frame for adjusting riser height, height regulating frame is equipped with along height
Lay multiple height adjusting holes, vertical plate by removable connector and height adjusting holes be connected and fixed.
Preferably, height regulating frame includes bottom plate, and perpendicular to the column of the bottom plate, height adjusting holes are along the vertical of column
To laying.
Preferably, pipe locating piece includes the arc panel being symmetrical set, and pipe is equipped between two arc panels across channel, two arcs
It is correspondingly provided with perforation on plate, is worn in perforation and is connected to pressing rod, the both ends of pressing rod are pierced by from both side plate respectively to be extended to outside side plate.
Preferably, the two sides of column are equipped with supporting leg.
A kind of electromechanical testing platform cooling system method for testing tightness provided by the invention have compared with prior art with
Lower progress:
1, the present invention passes through the proposition of electromechanical testing platform cooling system method for testing tightness, tests without mobile motor
Platform can make full use of the indoor gas source of experiment, be realized using the method that gas pushes away water to electromechanical testing platform cooling system leakproofness
Measurement, the pressure value of gas source is 0.2MPa-0.6MPa, and the pressure that can satisfy machine testing stand cooling system performing leak test needs
It asks, without being measured to electrode testing stand cooling system leakproofness buying other equipment, is greatly saved cost, machine examination
The test method for testing platform cooling system leakproofness is simple, and expense is low, and the production cost of enterprise is greatly saved.
2, the present invention is used for by gas source, pressure-detecting device, central processing unit, gas source trigger valve and timer by gas
The first connecting tube that source is connected to the water inlet end of electromechanical testing platform cooling system, for by the water outlet of electromechanical testing platform cooling system
The second connecting tube of end connection；Pressure-detecting device is set in the second connecting tube, for monitoring water outlet pressure value；First connection
Pipe and the second connecting tube pass through pipeline height regulating mechanism adjustment height respectively, connect respectively in the first connecting tube and the second connecting tube
It is connected with the first electrically-controlled valve and the second electrically-controlled valve, gas source trigger valve, timer and pressure-detecting device are electrically connected with central controller
It connects, the first electrically-controlled valve and the second electrically-controlled valve are electrically connected with central controller；Pressure-detecting device is the design of electronic pressure gage,
The pressure value that central processing unit real-time reception pressure-detecting device transmits, when pressure value reaches preset pressure detecting peak value,
It controls gas source trigger valve to close, and carries out real-time change monitoring according to pressure value of the preset monitoring duration to transmission；Work as observation
At the end of duration, pressure value at this time is recorded, and the pressure value is compared with preset pressure detecting peak value, to obtain electricity
Machine testboard cooling system performing leak test result simultaneously exports；Meanwhile central processing unit calculates pressure value and preset pressure is examined
The pressure difference of peak value is surveyed, and judges the leakproofness of electromechanical testing platform cooling system according to preset threshold pressure differential, when pressure difference height
In threshold pressure differential, then the leakproofness of the tested motor testboard cooling system is poor；Conversely, when pressure difference is not higher than threshold pressure differential,
Then the tested motor testboard cooling system meets sealing requirements, and the measurement air-tightness of automation realizes automatic control process.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the step block diagram of electromechanical testing platform cooling system method for testing tightness in the present invention；
Fig. 2 is the structural schematic diagram of device for detecting sealability in the present invention；
Fig. 3 is the structural schematic diagram (perspective view) of the high mechanism of pipe support in the present invention；
Fig. 4 is the structural schematic diagram (main view) of the high mechanism of pipe support in the present invention；
Fig. 5 is the structural schematic diagram (perspective view) of height regulating frame in the present invention；
Fig. 6 is the circuit connecting relation block diagram of device for detecting sealability in the present invention.
Description of symbols:
1, vertical plate；111, side plate；2, height regulating frame；3, tube inlet；4, pipe exports；5, pipe locating piece；6, height adjustment
Hole；7, connecting plate；8, electromechanical testing platform cooling system；801, water inlet；802, water outlet；9, the first connecting tube；10, second connects
Adapter tube；11, gas source；12, pressure-detecting device；21, bottom plate；22, column；51, arc panel；52, pipe is across channel；53, it perforates；
54, pressing rod；23, supporting leg；13, the first electrically-controlled valve；14, the second electrically-controlled valve.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As shown in Figure 1, present embodiments providing a kind of electromechanical testing platform cooling system method for testing tightness, including as follows
Step:
S1 gas source 11) is opened and by the water inlet end of electromechanical testing platform cooling system 8 into electromechanical testing platform cooling system 8
Lasting gas supply, the pressure value of real-time monitoring electromechanical testing platform cooling system water outlet；
S2) when pressure value reaches preset pressure detecting peak value, gas source 11 is closed, and according to preset monitoring duration pair
The real-time change of pressure value is monitored；
S3) at the end of observing duration, pressure value at this time is recorded；
S4) pressure value is compared with preset pressure detecting peak value, to evaluate and test the close of electromechanical testing platform cooling system 8
Feng Xing.
Specifically, further including the pressure difference of calculating pressure value and preset pressure detecting peak value, and according to preset pressure difference
The leakproofness of threshold decision electromechanical testing platform cooling system 8, when pressure difference is higher than threshold pressure differential, then the tested motor testboard is cold
But the leakproofness of system 8 is poor；Conversely, then the tested motor testboard cooling system meets when pressure difference is not higher than threshold pressure differential
Sealing requirements；A length of 15min-30min when monitoring；The pressure value of gas source 11 is 0.2MPa-0.6MPa；The gas that gas source 11 uses
Body is nitrogen or air.
The present invention passes through the proposition of electromechanical testing platform cooling system method for testing tightness, is not necessarily to mobile motor testboard,
The indoor gas source of experiment can be made full use of, the survey to electromechanical testing platform cooling system leakproofness is realized using the method that gas pushes away water
Fixed, the pressure value of gas source 11 is 0.2MPa-0.6MPa, and the pressure that can satisfy machine testing stand cooling system performing leak test needs
It asks, without being measured to electrode testing stand cooling system leakproofness buying other equipment, cost, motor is greatly saved
Testboard cooling system method for testing tightness is simple, and expense is low, and the production cost of enterprise is greatly saved.
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, this implementation provides one kind for realizing as described in any one of the above embodiments
The leak-testing apparatus of electromechanical testing platform cooling system method for testing tightness, including
Gas source 11 continues for the water inlet end by electromechanical testing platform cooling system 8 into electromechanical testing platform cooling system 8
Gas supply；
Pressure-detecting device 12, the pressure value for real-time monitoring electromechanical testing platform cooling system water outlet；
Central processing unit, for the pressure value that real-time reception pressure-detecting device 12 transmits, when pressure value reaches preset
When pressure detecting peak value, control gas source 11 is closed, and carries out real-time change according to pressure value of the preset monitoring duration to transmission
Monitoring；At the end of observing duration, pressure value at this time is recorded, and the pressure value and preset pressure detecting peak value are compared
Compared with to obtain 8 performing leak test result of electromechanical testing platform cooling system and export；
Central processing unit is also used to calculate the pressure difference of pressure value Yu preset pressure detecting peak value, and according to preset
Threshold pressure differential judges the leakproofness of electromechanical testing platform cooling system 8, and when pressure difference is higher than threshold pressure differential, then the tested motor is tested
The leakproofness of platform cooling system 8 is poor；Conversely, when pressure difference is not higher than threshold pressure differential, then the tested motor testboard cooling system
Meet sealing requirements；
It further include gas source trigger valve and timer, for connecting the water inlet end of gas source 11 and electromechanical testing platform cooling system 8
The first logical connecting tube 9, for the water outlet of electromechanical testing platform cooling system 8 to be connected to the second connecting tube 10；Pressure detecting dress
It sets 12 to be set in the second connecting tube 10, for monitoring water outlet pressure value；First connecting tube 9 and the second connecting tube 10 are led to respectively
Pipeline height regulating mechanism adjustment height is crossed, has been respectively communicated with the first electrically-controlled valve 13 in the first connecting tube 9 and the second connecting tube 10
With the second electrically-controlled valve 14, gas source trigger valve, timer and pressure-detecting device are electrically connected with central controller, the first electrically-controlled valve
It is electrically connected with central controller with the second electrically-controlled valve；Pressure-detecting device 12 is electronic pressure gage；Pipeline height regulating mechanism
Including vertical plate 1, the two sides of vertical plate 1 are bent with the side plate 111 extended forward, and wherein the bottom of side plate 111 is equipped with tube inlet 3,
The top of another side plate 111 is equipped with pipe outlet 4, is spaced in the height direction on the front face of vertical plate 1 and is laid with multiple pipes positioning
Part 5；It further include the height regulating frame 2 for adjusting riser height, height regulating frame 2 is equipped with the multiple height laid along height
Adjustment hole 6, vertical plate 1 by removable connector and height adjusting holes 6 be connected and fixed；Height regulating frame 2 includes bottom plate 21, with
And the column 22 perpendicular to the bottom plate 21, height adjusting holes 6 are laid along the longitudinal direction of column 22；Pipe locating piece 5 is including being in symmetrically to set
The arc panel 51 set is equipped with pipe between two arc panels 51 and is correspondingly provided with perforation 53 on channel 52, two arc panels 51, in perforation 53
It wears and is connected to pressing rod 54, the both ends of pressing rod 54 are pierced by from both side plate 111 extend to outside side plate 111 respectively；The two sides of column 22
Equipped with supporting leg 23.
For the present invention by gas source 11, pressure-detecting device 12, central processing unit, gas source trigger valve and timer, being used for will
The first connecting tube 9 that gas source 11 is connected to the water inlet end of electromechanical testing platform cooling system 8 is used for electromechanical testing platform cooling system
8 water outlet is connected to the second connecting tube 10；Pressure-detecting device 12 is set in the second connecting tube 10, for monitoring water outlet pressure
Force value；First connecting tube 9 and the second connecting tube 10 pass through pipeline height regulating mechanism adjustment height, 9 He of the first connecting tube respectively
The first electrically-controlled valve 13 and the second electrically-controlled valve 14, gas source trigger valve, timer and pressure inspection have been respectively communicated in second connecting tube 10
It surveys device to be electrically connected with central controller, the first electrically-controlled valve and the second electrically-controlled valve are electrically connected with central controller；Pressure inspection
The design that device 12 is electronic pressure gage is surveyed, the pressure value that central processing unit real-time reception pressure-detecting device 12 transmits works as pressure
When force value reaches preset pressure detecting peak value, control gas source trigger valve is closed, and according to preset monitoring duration to transmission
Pressure value carries out real-time change monitoring；At the end of observing duration, record pressure value at this time, and by the pressure value with it is preset
Pressure detecting peak value is compared, to obtain 8 performing leak test result of electromechanical testing platform cooling system and export；Meanwhile center
Processor calculates the pressure difference of pressure value and preset pressure detecting peak value, and judges electromechanical testing according to preset threshold pressure differential
The leakproofness of platform cooling system 8, when pressure difference is higher than threshold pressure differential, the then leakproofness of the tested motor testboard cooling system 8
Difference；Conversely, then the tested motor testboard cooling system meets sealing requirements, automatically when pressure difference is not higher than threshold pressure differential
The measurement air-tightness of change realizes automatic control process.
Gas source trigger valve, the first electrically-controlled valve, the second electrically-controlled valve in the present invention select the limited public affairs of Chongqing Huan Mao solenoid valve
Take charge of the low-temperature solenoid valve of production；Pressure-detecting device selects the electronic pressure gage of Xi'an Hua Yi finite instrument company production；Center
Controller selects Shanghai Ming Kong Sensotech Ltd. MD-S910 pressure controller, and the above device is not limited to above-mentioned model
And manufacturer, other models of other producer's productions can also be selected, details are not described herein again.
The present invention includes vertical plate 1 by pipeline height regulating mechanism, and the two sides of vertical plate 1 are bent with the side plate extended forward
111, wherein the bottom of side plate 111 is equipped with tube inlet 3, and the top of another side plate 111 is equipped with pipe outlet 4, the front face of vertical plate 1
On in the height direction interval be laid with multiple pipe locating pieces 5；It further include the height regulating frame 2 for adjusting riser height, it is high
Spend adjusting bracket 2 be equipped with along height lay multiple height adjusting holes 6, vertical plate 1 by removable connector and height adjustment
Hole 6 is connected and fixed；Height regulating frame 2 includes bottom plate 21, and perpendicular to the column 22 of the bottom plate 21, height adjusting holes 6 are along vertical
The longitudinal of column 22 lays；Pipe locating piece 5 includes the arc panel 51 being symmetrical set, and pipe is equipped between two arc panels 51 across channel
52, it is correspondingly provided with perforation 53 on two arc panels 51, is worn in perforation 53 and is connected to pressing rod 54, the both ends of pressing rod 54 are respectively from two sides
Plate 111, which is pierced by, to be extended to outside side plate 111；The two sides of column 22 are equipped with the design of supporting leg 23, adjust the first connecting tube 9 and second
The height of connecting tube 10 avoids the spilling of the water outlet of electromechanical testing platform cooling system 8 and the water of water inlet end.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of electromechanical testing platform cooling system method for testing tightness, characterized by the following steps:
Open gas source (11) and by the water inlet end of electromechanical testing platform cooling system (8) into electromechanical testing platform cooling system (8)
Lasting gas supply, the pressure value of real-time monitoring electromechanical testing platform cooling system water outlet；
When pressure value reaches preset pressure detecting peak value, close gas source (11), and according to preset monitoring duration to pressure
The real-time change of value is monitored；
At the end of observing duration, pressure value at this time is recorded；
Pressure value is compared with preset pressure detecting peak value, to evaluate and test the leakproofness of electromechanical testing platform cooling system (8).
2. electromechanical testing platform cooling system method for testing tightness according to claim 1, it is characterised in that: further include meter
The pressure difference of pressure value and preset pressure detecting peak value is calculated, and electromechanical testing platform cooling system is judged according to preset threshold pressure differential
The leakproofness of system (8), when pressure difference is higher than threshold pressure differential, then the leakproofness of the tested motor testboard cooling system (8) is poor；Instead
It, when pressure difference is not higher than threshold pressure differential, then the tested motor testboard cooling system meets sealing requirements.
3. electromechanical testing platform cooling system method for testing tightness according to claim 2, it is characterised in that: the monitoring
Shi Changwei 15min-30min.
4. electromechanical testing platform cooling system method for testing tightness according to claim 3, it is characterised in that: gas source (11)
Pressure value be 0.2MPa-0.6MPa.
5. electromechanical testing platform cooling system method for testing tightness according to claim 4, it is characterised in that: gas source (11)
The gas used is nitrogen or air.
6. one kind is for realizing electromechanical testing platform cooling system method for testing tightness according to any one of claims 1 to 5
Leak-testing apparatus, it is characterised in that: including
Gas source (11) is held for the water inlet end by electromechanical testing platform cooling system (8) into electromechanical testing platform cooling system (8)
Continuous gas supply；
Pressure-detecting device (12), the pressure value for real-time monitoring electromechanical testing platform cooling system water outlet；
Central processing unit, for the pressure value that real-time reception pressure-detecting device (12) are transmitted, when pressure value reaches preset pressure
When power detects peak value, control gas source (11) is closed, and carries out real-time change according to pressure value of the preset monitoring duration to transmission
Monitoring；At the end of observing duration, pressure value at this time is recorded, and the pressure value and preset pressure detecting peak value are compared
Compared with to obtain electromechanical testing platform cooling system (8) performing leak test result and export.
7. leak-testing apparatus according to claim 6, it is characterised in that: central processing unit is also used to calculate pressure
The pressure difference of value and preset pressure detecting peak value, and electromechanical testing platform cooling system (8) is judged according to preset threshold pressure differential
Leakproofness, when pressure difference be higher than threshold pressure differential, then the leakproofness of the tested motor testboard cooling system (8) is poor；Conversely, working as
Pressure difference is not higher than threshold pressure differential, then the tested motor testboard cooling system meets sealing requirements.
8. leak-testing apparatus according to claim 7, it is characterised in that: it further include gas source trigger valve and timer,
The first connecting tube (9) for gas source (11) to be connected to the water inlet end of electromechanical testing platform cooling system (8), for surveying motor
The water outlet of test stand cooling system (8) is connected to the second connecting tube (10)；Pressure-detecting device (12) is set to the second connecting tube
(10) on, for monitoring water outlet pressure value；First connecting tube (9) and the second connecting tube (10) are adjusted by pipeline height respectively
The first electrically-controlled valve (13) and the second electricity have been respectively communicated in institutional adjustment height, the first connecting tube (9) and the second connecting tube (10)
Control valve (14), gas source trigger valve, timer and pressure-detecting device be electrically connected with central controller, the first electrically-controlled valve (13) and
Second electrically-controlled valve (14) is electrically connected with central controller.
9. leak-testing apparatus according to claim 8, it is characterised in that: pipeline height regulating mechanism includes vertical plate
(1), the two sides of vertical plate (1) are bent with the side plate (111) extended forward, and wherein the bottom of side plate (111) is equipped with tube inlet
(3), the top of another side plate (111) is equipped with pipe outlet (4), is spaced and is laid in the height direction on the front face of vertical plate (1)
Multiple pipe locating pieces (5)；It further include for adjusting the height regulating frame of riser height (2), height regulating frame (2) is equipped with along height
Spend lay multiple height adjusting holes (6), vertical plate (1) by removable connector and height adjusting holes (6) be connected and fixed.
10. leak-testing apparatus according to claim 9, it is characterised in that: height regulating frame (2) includes bottom plate
(21), and perpendicular to the bottom plate (21) column (22), height adjusting holes (6) along column (22) longitudinal direction lay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910467514.0A CN110095238B (en) | 2019-05-31 | 2019-05-31 | Sealing detection equipment for cooling system of motor test bench |
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|---|---|---|---|
| CN201910467514.0A CN110095238B (en) | 2019-05-31 | 2019-05-31 | Sealing detection equipment for cooling system of motor test bench |
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| CN110095238B CN110095238B (en) | 2021-04-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118150067A (en) * | 2024-05-11 | 2024-06-07 | 宁德时代新能源科技股份有限公司 | Battery testing system and battery testing method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050107173A (en) * | 2004-05-08 | 2005-11-11 | 메스텍코리아(주) | Portable leak detecting device for oil storage tank |
| CN201819780U (en) * | 2010-09-28 | 2011-05-04 | 潮州市汇能电机有限公司 | Pressure detection equipment for container |
| CN202939022U (en) * | 2012-12-04 | 2013-05-15 | 广东产品质量监督检验研究院 | Service life testing device for energy-saving air water valves |
| CN103776600A (en) * | 2014-01-27 | 2014-05-07 | 玉林市中创机械有限公司 | Automatic water filling type leak tester for water pump |
| CN107607266A (en) * | 2017-11-02 | 2018-01-19 | 上海核工程研究设计院有限公司 | A kind of segmented sluice gate seal test device of adjustable experiment hydraulic pressure |
| CN207456705U (en) * | 2017-10-27 | 2018-06-05 | 深圳市太阳美科技有限公司 | A kind of hydraulic type air-tightness tester |
| CN207923385U (en) * | 2018-02-09 | 2018-09-28 | 广州市艺强电器有限公司 | A kind of mould water-transportation test tank, fortune water test machine and fortune water test system |
| CN109000860A (en) * | 2018-08-28 | 2018-12-14 | 珠海格力电器股份有限公司 | Water system leakage detection device and method |
-
2019
- 2019-05-31 CN CN201910467514.0A patent/CN110095238B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050107173A (en) * | 2004-05-08 | 2005-11-11 | 메스텍코리아(주) | Portable leak detecting device for oil storage tank |
| CN201819780U (en) * | 2010-09-28 | 2011-05-04 | 潮州市汇能电机有限公司 | Pressure detection equipment for container |
| CN202939022U (en) * | 2012-12-04 | 2013-05-15 | 广东产品质量监督检验研究院 | Service life testing device for energy-saving air water valves |
| CN103776600A (en) * | 2014-01-27 | 2014-05-07 | 玉林市中创机械有限公司 | Automatic water filling type leak tester for water pump |
| CN207456705U (en) * | 2017-10-27 | 2018-06-05 | 深圳市太阳美科技有限公司 | A kind of hydraulic type air-tightness tester |
| CN107607266A (en) * | 2017-11-02 | 2018-01-19 | 上海核工程研究设计院有限公司 | A kind of segmented sluice gate seal test device of adjustable experiment hydraulic pressure |
| CN207923385U (en) * | 2018-02-09 | 2018-09-28 | 广州市艺强电器有限公司 | A kind of mould water-transportation test tank, fortune water test machine and fortune water test system |
| CN109000860A (en) * | 2018-08-28 | 2018-12-14 | 珠海格力电器股份有限公司 | Water system leakage detection device and method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118150067A (en) * | 2024-05-11 | 2024-06-07 | 宁德时代新能源科技股份有限公司 | Battery testing system and battery testing method |
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