CN207423516U - Oil cooler testboard - Google Patents
Oil cooler testboard Download PDFInfo
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- CN207423516U CN207423516U CN201721471097.XU CN201721471097U CN207423516U CN 207423516 U CN207423516 U CN 207423516U CN 201721471097 U CN201721471097 U CN 201721471097U CN 207423516 U CN207423516 U CN 207423516U
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Abstract
The utility model discloses oil cooler testboard, including control cabinet, the TT＆C system and pipe-line system that are arranged on the positive testboard panel of control cabinet, are arranged on control box cavity；The pipe-line system includes fuel tank, pump, overflow valve, check valve, pressure regulator valve, UUT, cooler, oil return box, pressure gauge；Lubricating oil heating, cooling, pressurization are provided, carry out flow control, differential pressure measurement, user of service operates all kinds of controlling switch valve doors on testboard, observes indicator light and flow, pressure, temperature and differential pressure value in gauge outfit on panel, can effectively complete all kinds of performance tests of oil cooler.
Description
Technical field
The utility model is related to air equipment testing fields, are oil cooler testboards specifically.
Background technology
The effect of oil cooler is cutting oil, keeps oil temperature within normal range of operation.Powerful strong
Change on engine, since thermic load is big, it is necessary to dress oil cooler.When engine operates, since engine oil viscosity is with temperature liter
It is high and thinning, reduce lubricating ability.Therefore, some engines dress oil cooler, effect are to reduce oil temperature,
The viscosity for keeping lubricating oil certain.Oil cooler is arranged in lube system circulating oil path.Therefore oil cooler is kept at it
Stability in work then must comprehensively test oil cooler it early period, be dissipated so currently providing a kind of lubricating oil
Hot device testboard is necessary.
Utility model content
The purpose of this utility model is to provide oil cooler testboards, provide lubricating oil heating, cooling, pressurization, carry out
Flow control, differential pressure measurement, user of service operate testboard on all kinds of controlling switch valve doors, observe panel on indicator light and
Flow, pressure, temperature and differential pressure value in gauge outfit, can effectively complete all kinds of performance tests of oil cooler.
The utility model is achieved through the following technical solutions：Oil cooler testboard including control cabinet, is arranged on control
The positive testboard panel of case, the TT＆C system and pipe-line system for being arranged on control box cavity；
The pipe-line system includes fuel tank, pump, overflow valve, check valve, pressure regulator valve, UUT, cooler, oil return box, pressure
Table；The oil outlet end of the fuel tank is connected with the oil inlet end oil pipe pumped, and the oil outlet end of pump connects pressure regulator valve, pressure regulator valve by check valve
Oil outlet end and UUT the connection of oil inlet end oil pipe, the oil outlet end of UUT is connected by cooler with oil return box oil pipe；It is described unidirectional
Oil pipe between valve and pressure regulator valve branches out the oil inlet end that an oil pipe connects fuel tank by overflow valve；The pressure gauge passes through oil
Pipe is inserted in the oil pipe between pressure regulator valve and UUT；
Differential pressure measuring module, the inlet temperature that the TT＆C system includes power module, is electrically connected respectively with power module
Detection module, pump control circuit, oil tank heating module, flow detection module；
In the oil tank heating module and fuel tank；The pump control circuit is electrically connected with pump；The flow detection module is set
It is placed on the oil pipe of pressure regulator valve oil outlet end；The differential pressure measuring module is arranged on the oil pipe at UUT both ends；The inlet temperature inspection
Module is surveyed to be arranged on the oil pipe of UUT oil inlet ends connection.
Its operation principle：Testboard panel provides good human-computer interaction interface, then passes through oil tank heating module fuel tank
In lubricating oil heated, pump and pressurize to lubricating oil, pump here is gear pump, by bypassing needle-valve to loine pressure and stream
Amount is adjusted, after be output to UUT, return to fuel tank through subcooler after oil return.Pipeline installation PT100, pressure gauge and flow pass
Sensor is monitored the temperature, pressure and the flow that input UUT.User of service operates all kinds of switches, valve in testboard panel,
It is shown by observing pressure, temperature and flowmeter, the properties test of oil cooler can be efficiently accomplished.
In order to preferably realize the utility model, further, also set on the pipeline between the cooler and oil return box
It is equipped with return filter and glass rotameter；Filter-press is also equipped on oil pipe between the fuel tank and pump.This
In using filter-press and return filter, for filtering out glue caused by mixed mechanical admixture and oil chemistry itself in oil
Matter, charcoal slag etc..The filter good filtration effect, precision is high, and equipped with differential pressure signaling device, when filter core contamination and plugging to discrepancy
When mouth pressure difference is 0.35MPa, that is, send switching signal, prompting changing filter core, to achieve the purpose that protection system safety.
In order to preferably realize the utility model, further, the oil tank heating module includes being arranged in fuel tank
Heating rod, the solid-state relay being electrically connected with heating rod, the temperature controller being electrically connected with solid-state relay and with for detecting oil
The tank temperature table of the temperature inside the box.When carrying out computer heating control, control has common electromechanical relay and solid-state relay.We select
It is because compared with electromechanical relay to select solid-state relay, is a kind of without mechanical movement, the relay without moving parts.
SSR is a kind of contactless switch element being all made of solid state electrical components, he utilizes electronic component electricity, magnetically and optically characteristic
Come complete input with export it is reliable isolate, using large power triode, power field effect pipe, single-phase controllable silicon and it is two-way can
The switching characteristic of the devices such as silicon is controlled, to reach contactless, nonarcing make-and-break contact.So when controlling heating rod,
Sometimes for high current is switched repeatedly, with SSR, usage time can be improved and reduce spark.
In order to preferably realize the utility model, further, the flow detection module includes flowmeter and and flow
The flow product instrument of meter electrical connection, therefore flow can accurately be detected.
In order to preferably realize the utility model, further, the differential pressure measuring module include differential pressure pick-up, with it is poor
The differential pressure gauge of pressure sensor electrical connection, therefore differential pressure can accurately be detected.
In order to preferably realize the utility model, further, the inlet temperature detection module includes temperature sensor
The inlet temperature table being electrically connected with temperature sensor, therefore inlet temperature can accurately be detected.
In order to preferably realize the utility model, further, the temperature sensor is PT100 temperature sensors.This
In using PT100 temperature sensors because it is a kind of instrument that temperature variable is converted to transmittable normalization output signal
Table.It is mainly used for the measurement and control of industrial process temperature parameter, use is most suitable herein, and easy to make, uses letter
It is single, and easily replace.
In order to preferably realize the utility model, further, the testboard panel include for show test flow,
Differential pressure, temperature data and the first panel controlled control pump and power supply, for showing test pressure and aerial drainage data
Second panel, for carrying out the 3rd panel that valve regulated is connected with interface.
In order to preferably realize the utility model, further, Flow Measurement Display Meter is provided on first control panel
Table, pressure difference display instrument, the instruction of oily filter jam signal, the control of fuel tank oil temperature display table, entrance oil temperature display table, gear pump are pressed
Button, power switch button.
In order to preferably realize the utility model, further, high pressure entry pressure is provided on second control panel
Power table, low-pressure inlet pressure gauge, the first leakage stream scale, the second leakage stream scale, therefore can be to the comprehensive of pressure and flow
Monitoring.
The utility model compared with prior art, has the following advantages and advantageous effect：
（1）The utility model is heated by providing lubricating oil, cooled down, pressurization, carries out flow control, differential pressure measurement, user
All kinds of controlling switch valve doors on member's operation testboard, observe on panel indicator light and flow in gauge outfit, pressure, temperature and
Differential pressure value can effectively complete all kinds of performance tests of oil cooler.
（2）The testboard of the utility model uses high-temperature turbine and pressure sensor, coordinates display instrument, has the linearity
Well, the advantages that stability is high.Flow is calculated as the parameter request value of test block, after flow and temperature meet certain condition, differential pressure
Sensor reads UUT entrances and the differential pressure of outlet, is shown on secondary meter, so as to judge whether product is qualified.Small flow
Test, using the glass rotameter of two different ranges, simple, intuitive, convenient for test.
Description of the drawings
Fig. 1 is the functional block diagram of the utility model；
Fig. 2 is the first control panel structure diagram of the utility model.
Specific embodiment
Embodiment 1：
The oil cooler testboard of the present embodiment, as shown in Figure 1：Including oil cooler testboard, including control cabinet,
It is arranged on the positive testboard panel of control cabinet, the TT＆C system and pipe-line system that are arranged on control box cavity；The pipeline system
System includes fuel tank, pump, overflow valve, check valve, pressure regulator valve, UUT, cooler, oil return box, pressure gauge；The oil outlet end of the fuel tank
It is connected with the oil inlet end oil pipe of pump, the oil outlet end of pump connects pressure regulator valve, the oil inlet of the oil outlet end and UUT of pressure regulator valve by check valve
End oil pipe connection, the oil outlet end of UUT are connected by cooler with oil return box oil pipe；Oil pipe between the check valve and pressure regulator valve
Branch out the oil inlet end that an oil pipe connects fuel tank by overflow valve；The pressure gauge is inserted by oil pipe embedded in pressure regulator valve and UUT
Between oil pipe in；The TT＆C system includes power module, the differential pressure measuring module being electrically connected respectively with power module, entrance
Temperature detecting module, pump control circuit, oil tank heating module, flow detection module；In the oil tank heating module and fuel tank；Institute
Pump control circuit is stated to be electrically connected with pump；The flow detection module is arranged on the oil pipe of pressure regulator valve oil outlet end；The differential pressure inspection
Module is surveyed to be arranged on the oil pipe at UUT both ends；The inlet temperature detection module is arranged on the oil pipe of UUT oil inlet ends connection,
Wherein pump is gear pump.
Its operation principle：Testboard panel provides good human-computer interaction interface, then by oil tank heating module to oil
Lubricating oil in case is heated, and gear pump pressurizes to lubricating oil, and loine pressure and flow are adjusted by bypassing needle-valve,
After be output to UUT, return to fuel tank through subcooler after oil return.Pipeline installation PT100, pressure gauge and flow sensor are to input
Temperature, pressure and the flow of UUT is monitored.User of service operates all kinds of switches, valve in testboard panel, is pressed by observing
Power, temperature and flowmeter are shown, can efficiently accomplish the properties test of oil cooler.
Embodiment 2：
The present embodiment does further optimization on the basis of embodiment 1, on the pipeline between the cooler and oil return box
It is additionally provided with return filter and glass rotameter；Pressure filtration is also equipped on oil pipe between the fuel tank and pump
Device.Here using filter-press and return filter, produced for filtering out mixed mechanical admixture and oil chemistry itself in oil
Raw colloid, charcoal slag etc..The filter good filtration effect, precision is high, and equipped with differential pressure signaling device, when filter core contamination and plugging
When to entrance pressure difference being 0.35MPa, that is, send switching signal, prompting changing filter core, to achieve the purpose that protection system safety.
The oil tank heating module include be arranged in fuel tank heating rod, be electrically connected with heating rod solid-state relay,
The temperature controller that is electrically connected with solid-state relay and with for detecting the tank temperature table of oily the temperature inside the box.When progress computer heating control
When, control has common electromechanical relay and solid-state relay.We select solid-state relay be because compared with electromechanical relay,
It is a kind of without mechanical movement, the relay without moving parts.SSR is a kind of oncontacting being all made of solid state electrical components
Point switch element, he is using electronic component electricity, magnetically and optically characteristic is isolated to complete input with the reliable of output, and utilization is high-power
The switching characteristic of the devices such as triode, power field effect pipe, single-phase controllable silicon and bidirectional triode thyristor, to reach contactless, nothing
The make-and-break contact of spark.So when controlling heating rod, it is sometimes desirable to switch high current repeatedly, with SSR, can improve
Usage time and reduction spark.
The flow detection module includes flowmeter and the flow that be electrically connected with flowmeter accumulates instrument, thus can to flow into
The accurate detection of row.
The differential pressure gauge that the differential pressure measuring module includes differential pressure pick-up, is electrically connected with differential pressure pick-up, therefore can be right
Differential pressure is accurately detected.
The inlet temperature detection module includes the inlet temperature table that temperature sensor is electrically connected with temperature sensor, therefore
Inlet temperature can accurately be detected.
The temperature sensor is PT100 temperature sensors.Here using PT100 temperature sensors, because it is a kind of
Temperature variable is converted to the instrument of transmittable normalization output signal.Be mainly used for industrial process temperature parameter measurement and
Control, use is most suitable herein, and easy to make, using simple, and easily replaces.
The other parts of the present embodiment are same as Example 1, and so it will not be repeated.
Embodiment 3：
The present embodiment does further optimization on the basis of embodiment 2, as shown in Figure 2：It is set on first control panel
Be equipped with flow displaying instrument, pressure difference display instrument, the instruction of oily filter jam signal, fuel tank oil temperature display table, entrance oil temperature display table,
Gear pump control button, power switch button.
Be provided on second control panel high pressure entry pressure gauge, low-pressure inlet pressure gauge, the first leakage stream scale,
Second leakage stream scale, therefore can be to the comprehensive monitoring of pressure and flow.
The testboard panel include for show test flow, differential pressure, temperature data and to control pump and power supply into
The first panel of row control, for show test pressure and aerial drainage data second panel, for carrying out valve regulated and interface
3rd panel of connection.
On the basis of embodiment 2, operation principle of the oil cooler testboard after optimization in this implementation is：It surveys
Test stand uses manual work pattern.By temperature controller heating rod is controlled to heat the lubricating oil in fuel tank, gear pump is to lubricating oil
Pressurize, loine pressure and flow be adjusted by bypassing needle-valve, after be output to UUT, after oil return through subcooler return
To fuel tank.Pipeline installation PT100, pressure gauge and flow sensor are monitored the temperature, pressure and the flow that input UUT.Make
All kinds of switches, valve in testboard panel are operated with personnel, is shown, can efficiently accomplished by observing pressure, temperature and flowmeter
The properties test of oil cooler.The working condition of modules is as follows：
PT100：Test oil the temperature inside the box and product inlet temperature, his resistance value is 100 when PT100 is at 0 degree Celsius
Ohm, its resistance value can rise with temperature into approximate growth at the uniform velocity.PT100 signals are directly connected to temperature controller and are shown
With control.When tank temperature is slowly warmed up certain temperature, product inlet is sent to by gear pump pressurization, due to pipeline oil transportation
In the process there are heat loss, inlet temperature will be less than tank temperature, and temperature controller controls temperature using inlet temperature as desired value.
The mating professional temperature controller of temperature controller space electricity, input support a variety of thermal resistances using precise and stable figure adjustment system is measured
Specification, highest resolution is up to 0.01 DEG C.Algorithm is adjusted using advanced AI artificial intelligence PID, non-overshoot possesses Self-tuning System（AT）
Function.Test when UUT entrance oil temperatures have a certain range requirement, outlet temperature is not required, select specialty temperature controller and
High-precision PT100, is well positioned to meet testing requirement.
Solid-state relay（SSR）：When carrying out computer heating control, control has common electromechanical relay and solid-state relay.I
To select solid-state relay be because compared with electromechanical relay, be a kind of without mechanical movement, the relay without moving parts
Device.SSR is a kind of contactless switch element being all made of solid state electrical components, he using electronic component electricity, magnetically and optically
Characteristic come complete input with export it is reliable isolate, utilize large power triode, power field effect pipe, single-phase controllable silicon and double
To the silicon-controlled switching characteristic for waiting devices, to reach contactless, nonarcing make-and-break contact.So in control heating rod
When, it is sometimes desirable to high current is switched repeatedly, with SSR, can be improved usage time and be reduced spark.
Overflow valve：When gear pump outlet pressure is more than relief valve set pressure, overflow valve opens work, makes output pressure
Stablize under a certain pressure, overflow valve plays the role of safe voltage stabilizing.
Cooler：In testing, after temperature is raised to certain temperature, it is necessary to reduce again oil temperature, can with natural cooling,
But the time is very slow, to fast cooling, at this moment just needs cooler, can be quickly cool down.This cooler uses spiral
Deflector and and fin heat transfer pipe, there is the advantages that heat exchange efficiency is high, and the pressure loss is few, light-weight and small.
Flowmeter and difference gauge：This testboard uses high-temperature turbine and pressure sensor, coordinates display instrument, has linear
It spends, the advantages that stability is high.Flow is calculated as the parameter request value of test block, poor after flow and temperature meet certain condition
Pressure sensor reads UUT entrances and the differential pressure of outlet, is shown on secondary meter, so as to judge whether product is qualified.Small flow
Test, using the glass rotameter of two different ranges, simple, intuitive, convenient for test.
Filter：There are filter-press and return filter, change for filtering out mixed mechanical admixture and oil itself in oil
Colloid, charcoal slag etc. caused by.The filter good filtration effect, precision is high, and equipped with differential pressure signaling device, when filter core is dirty
Dye block to entrance pressure difference be 0.35MPa when, that is, send switching signal, prompting changing filter core, to reach protection system safety
Purpose.
Control cabinet：This testboard control circuit is all focused in a standard 6U cabinet, and integrated level is good, facilitates debugging and dimension
Shield, can circuit oil circuit isolation well.The starting that control circuit includes gear pump stops controlling, plugged filter signal designation,
Big flow shows that pressure difference is shown, fuel tank and entrance thermometric are shown, temperature-control circuit.
Pressure regulator valve：The pressure of this testboard is debugged with flow-rate adjustment by a regulating valve.Major loop has a throttle valve, and
Add a bypass valve, two-way cooperation adjusts the pressure needed and flow, so control it is simple and effective, it is rational in infrastructure, convenient for dimension
Shield and use.
Oil pipe pipeline：Entire oil pipe pipeline, connector and frock are all using 304 stainless steels, using flaring and end face installation side
Formula using high temperature resistant O-ring, is so effectively guaranteed the oily non-leakage and long-time service of pipeline.The design that can be discharged is also just
The verification with sensor is safeguarded in usually pipeline.Entire rack is also entirely using 304 stainless steels, durable beauty.
The other parts of the present embodiment are same as Example 2, and so it will not be repeated.
The above, is only the preferred embodiment of the utility model, and limit in any form is not done to the utility model
System, every any simple modification made according to the technical essence of the utility model to above example, equivalent variations, each falls within
Within the scope of protection of the utility model.
Claims (10)
1. oil cooler testboard, it is characterised in that：Including control cabinet, it is arranged on the positive testboard panel of control cabinet, sets
Put the TT＆C system and pipe-line system in control box cavity；
The pipe-line system includes fuel tank, pump, overflow valve, check valve, pressure regulator valve, UUT, cooler, oil return box, pressure gauge；Institute
The oil outlet end for stating fuel tank is connected with the oil inlet end oil pipe pumped, and the oil outlet end of pump connects pressure regulator valve by check valve, and pressure regulator valve goes out
The connection of the oil inlet end oil pipe of oily end and UUT, the oil outlet end of UUT are connected by cooler with oil return box oil pipe；The check valve with
Oil pipe between pressure regulator valve branches out the oil inlet end that an oil pipe connects fuel tank by overflow valve；The pressure gauge is inserted by oil pipe
In oil pipe between pressure regulator valve and UUT；
The TT＆C system includes power module, the differential pressure measuring module being electrically connected respectively with power module, inlet temperature detection
Module, pump control circuit, oil tank heating module, flow detection module；
The oil tank heating module is arranged in fuel tank；The pump control circuit is electrically connected with pump；The flow detection module is set
It is placed on the oil pipe of pressure regulator valve oil outlet end；The differential pressure measuring module is arranged on the oil pipe at UUT both ends；The inlet temperature inspection
Module is surveyed to be arranged on the oil pipe of UUT oil inlet ends connection.
2. oil cooler testboard according to claim 1, it is characterised in that：Between the cooler and oil return box
Return filter and glass rotameter are additionally provided on pipeline；Pressure mistake is provided on oil pipe between the fuel tank and pump
Filter.
3. oil cooler testboard according to claim 1, it is characterised in that：The oil tank heating module includes setting
It heating rod in fuel tank, the solid-state relay being electrically connected with heating rod, the temperature controller being electrically connected with solid-state relay and sets
Put the tank temperature table in fuel tank.
4. oil cooler testboard according to claim 1, it is characterised in that：The flow detection module includes flow
Meter and the flow product instrument being electrically connected with flowmeter；The flowmeter is arranged on the oil pipe of pressure regulator valve oil outlet end.
5. oil cooler testboard according to claim 1, it is characterised in that：The differential pressure measuring module includes differential pressure
Sensor, the differential pressure gauge being electrically connected with differential pressure pick-up；The differential pressure pick-up is connected with the oil pipe at UUT both ends.
6. oil cooler testboard according to claim 1, it is characterised in that：The inlet temperature detection module includes
The inlet temperature table that temperature sensor is electrically connected with temperature sensor；The temperature sensor is arranged at the connection of UUT oil inlet ends
On oil pipe.
7. oil cooler testboard according to claim 6, it is characterised in that：The temperature sensor is PT100 temperature
Spend sensor.
8. oil cooler testboard according to claim 1, it is characterised in that：The testboard panel includes showing
Show test flow, differential pressure, temperature data and the first panel controlled control pump and power supply, for showing test pressure
With the second panels of aerial drainage data, for carrying out the 3rd panel that valve regulated is connected with interface.
9. oil cooler testboard according to claim 8, it is characterised in that：Flow is provided in the first panel
Display instrument, pressure difference display instrument, the instruction of oily filter jam signal, fuel tank oil temperature show that table, entrance oil temperature show table, gear pump control
Button processed, power switch button.
10. oil cooler testboard according to claim 8, it is characterised in that：Height is provided in the second panel
Press inlet pressure gauge, low-pressure inlet pressure gauge, the first leakage stream scale, the second leakage stream scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721471097.XU CN207423516U (en) | 2017-11-07 | 2017-11-07 | Oil cooler testboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721471097.XU CN207423516U (en) | 2017-11-07 | 2017-11-07 | Oil cooler testboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207423516U true CN207423516U (en) | 2018-05-29 |
Family
ID=62307825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721471097.XU Active CN207423516U (en) | 2017-11-07 | 2017-11-07 | Oil cooler testboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207423516U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113790889A (en) * | 2021-08-10 | 2021-12-14 | 哈尔滨工业大学 | Engine experiment table bearing lubricating oil thermal cycle measurement system |
| CN114486275A (en) * | 2021-12-29 | 2022-05-13 | 中国航空工业集团公司西安飞机设计研究所 | Method for determining cold side flow of airborne air radiator |
-
2017
- 2017-11-07 CN CN201721471097.XU patent/CN207423516U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113790889A (en) * | 2021-08-10 | 2021-12-14 | 哈尔滨工业大学 | Engine experiment table bearing lubricating oil thermal cycle measurement system |
| CN114486275A (en) * | 2021-12-29 | 2022-05-13 | 中国航空工业集团公司西安飞机设计研究所 | Method for determining cold side flow of airborne air radiator |
| CN114486275B (en) * | 2021-12-29 | 2023-06-20 | 中国航空工业集团公司西安飞机设计研究所 | Method for determining cold edge flow of airborne air radiator |
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