CN203551273U - Device for measuring performance parameters of thermoregulator - Google Patents
Device for measuring performance parameters of thermoregulator Download PDFInfo
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- CN203551273U CN203551273U CN201320758609.6U CN201320758609U CN203551273U CN 203551273 U CN203551273 U CN 203551273U CN 201320758609 U CN201320758609 U CN 201320758609U CN 203551273 U CN203551273 U CN 203551273U
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- water
- thermosistor
- assembly
- return pipe
- water tank
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Abstract
The utility model discloses a device for measuring the performance parameters of a thermoregulator. The device comprises the following components of: a sealed water tank which provides a liquid with a certain pressure and temperature to simulate a cooling liquid of the actual working conditions of an engine and is provided with a water tank water outgoing interface and a water tank water entering interface; measuring pipelines which comprise a total water entering pipe, a large-circulation water return pipe and a small-circulation water return pipe, wherein the total water entering pipe into which a water pump is connected is communicated with the water tank water outgoing interface, the large-circulation water return pipe and the small-circulation water return pipe are both communicated with the water tank water entering interface; and three sets of measuring assemblies, wherein each set of measuring assembly comprises a pressure sensor and a temperature sensor, and the three sets of measuring assemblies are correspondingly connected in pipelines respectively at a water inlet of a thermolator assembly, a small-circulation water outlet of the thermolator assembly and a large-circulation water outlet of the thermolator assembly. With the device for measuring the performance parameters of the thermolator adopted, various kinds of working conditions of the engine can be simulated, and various measured performance parameters greatly accord with practical situations, and the accuracy of the judgment on the performance of the thermolator assembly can be improved.
Description
Technical field
The utility model relates to engine component detection field, particularly a kind of device of measuring thermosistor performance parameter.
Background technology
Thermosistor is the valve of controlling coolant flow paths in engine, and it regulates and have vital effect engine water temperature.When occurring in Vehicle Driving Cycle process that the faults such as water temperature is high, water temperature is low need repairing, what first consider is whether thermosistor goes wrong, but, limited to thermosistor detection means at present, generally use the performance parameter of electromagnetic oven, kettle, dial gauge and thermometer measure thermosistor.Or when maintenance, directly adopt replacing thermosistor to fix a breakdown, tend to because erroneous judgement causes the waste of thermosistor.
The technical scheme of above-mentioned measurement thermosistor performance parameter is owing to there being the medium inequality of being heated, there is certain error in the data that record, can not truly reflect the performance under actual condition, thermosistor False Rate is higher, misleads the follow-up analysis of causes and the formulation of measures to rectify and reform.
Utility model content
The utility model is in order to overcome defect in above-mentioned prior art, a kind of device of measuring thermosistor performance parameter is provided, by the various operating modes of simulated engine reality, the various performance parameters of measurement are more realistic, improve the accuracy that judges thermosistor assembly performance.
For realizing above-mentioned utility model object, the utility model provides a kind of device of measuring thermosistor performance parameter, comprise: sealing radiator, the liquid coolant that it provides the liquid of certain pressure and temperature to be used for simulated engine actual condition is provided with water tank water outlet mouthpiece and water tank water intake interface on sealing radiator; Measure pipeline, it comprises water inlet manifold, the systemic circulation return pipe being communicated with thermosistor assembly systemic circulation water delivering orifice of connecting with thermosistor assembly water inlet and the partial circulating return pipe being communicated with thermosistor assembly partial circulating water delivering orifice, in water inlet manifold, access water pump and connect with water tank water outlet mouthpiece, systemic circulation return pipe and partial circulating return pipe are all connected with water tank water intake interface; Measure assembly for three groups, measure assembly for every group and comprise pressure transducer and temperature sensor, measure assembly corresponding being connected in the corresponding pipeline of thermosistor assembly water inlet, thermosistor assembly partial circulating water outlet and thermosistor assembly systemic circulation water outlet respectively for three groups.
In technique scheme, in water inlet manifold, systemic circulation return pipe and partial circulating return pipe, access respectively first flow meter, the second flow is taken into account the 3rd flowmeter.
In technique scheme, systemic circulation return pipe and partial circulating return pipe converge rear and water tank water intake interface connection, at water tank water intake interface access flow variable valve.
In technique scheme, sealing radiator is communicated with air compressor machine by inlet suction port.
In technique scheme, in sealing radiator, be provided with heating tube.
In technique scheme, sealing radiator outside surface is provided with heat-insulation layer.
Compared with prior art, the utlity model has following beneficial effect: by design sealing radiator, can provide the certain pressure of measurement needs and the liquid of temperature; By the various actual conditions of adjusting simulated engine of design water pump and flow control valve, make measurement parameter more realistic; By measurement assembly is set, can measure the performance parameter under the various operating modes of thermosistor assembly, data are accurate, improve the accuracy that judges thermosistor performance.
Accompanying drawing explanation
Fig. 1 is the principle schematic that the utility model is measured the device of thermosistor performance parameter;
Fig. 2 is sealing radiator structural representation in the utility model;
Fig. 3 is the pipeline connection diagram of thermosistor assembly in the utility model.
Mark the following drawings mark thereon by reference to the accompanying drawings:
1-sealing radiator, 11-water tank water outlet mouthpiece, 12-water tank water intake interface, the visual liquid level gauge of 13-, 14-inductance liquid level gauge, 15-heating tube, 21-water inlet manifold, 211-first flow meter, 22-partial circulating return pipe, 221-the 3rd flowmeter, 23-systemic circulation return pipe, 231-the second flowmeter, 31-temperature sensor, 32-pressure transducer, 4-water pump, 5-motor, 6-thermosistor assembly.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but is to be understood that protection domain of the present utility model is not subject to the restriction of embodiment.
The device of measurement thermosistor performance parameter of the present utility model is whether the performance in order to judge thermosistor is damaged and designed, its cardinal principle is the various workings by this unit simulation engine reality is set, under various operating modes, by measuring temperature and the pressure parameter of water inlet end, systemic circulation water side and partial circulating water side of thermosistor assembly, and the flow resistance parameter before and after measuring and calculating thermosistor and the development of thermosistor assembly performance parameter is relative recently judges whether thermosistor has damage.
As shown in Figure 1, the device of the measurement thermosistor performance parameter that the present embodiment provides, comprise sealing radiator 1, measure pipeline (21, 22, 23) and three groups measure assemblies (31, 32), the liquid coolant that sealing radiator 1 provides the liquid (aqueous water) of certain pressure and temperature to be used for simulated engine actual condition, on sealing radiator 1, be provided with water tank water outlet mouthpiece 11 and water tank water intake interface 12(referring to Fig. 2), measure pipeline and comprise the water inlet manifold 21 of connecting with thermosistor assembly water inlet, the partial circulating return pipe 22 being communicated with thermosistor assembly partial circulating water delivering orifice and the systemic circulation return pipe 23 being communicated with thermosistor assembly systemic circulation water delivering orifice, one end of water inlet manifold 21 and water tank water outlet mouthpiece 11 are connected, in water inlet manifold 21, access water pump 4(referring to Fig. 2), the water side of water pump 4 and thermosistor assembly water inlet are connected, water pump 4 is driven by motor 5, systemic circulation return pipe 23 one end and thermosistor assembly systemic circulation water delivering orifice are connected, one end of partial circulating return pipe 22 and thermosistor assembly partial circulating water delivering orifice are connected, the other end of the other end of systemic circulation return pipe 23 and partial circulating return pipe 22 converges afterwards and water tank water intake interface 12 is connected, access flow variable valve between the other end of systemic circulation return pipe 23 and the other end merging end of partial circulating return pipe 22 and water tank water intake interface 12, flow control valve is coarse adjustment valve 24 and smart variable valve 25 parallel waies, in water inlet manifold, access first flow meter 211, in systemic circulation return pipe, access the second flowmeter 231, in partial circulating return pipe, access the 3rd flowmeter 221, the power of adjusting water pump 4 according to the reading of first flow meter 211 changes the flow of intaking, according to the reading of the second flowmeter 231 or the 3rd flowmeter 221, adjust flow control valve and change circling water flow rate, operating mode that so just can the various reality of simulated engine, meet test condition.Measure assembly (31,32) be three groups, measure assembly for every group and comprise temperature sensor 31 and pressure transducer 32, measure assembly corresponding being connected in the corresponding pipeline of thermosistor assembly water inlet, thermosistor assembly partial circulating water outlet and thermosistor assembly systemic circulation water outlet respectively for three groups, its function is measured under different operating modes exactly, measures intake pressure and temperature parameter, the pressure of thermosistor assembly systemic circulation water outlet and pressure and the temperature parameter of temperature parameter and the water outlet of thermosistor assembly partial circulating of thermosistor assembly.
As shown in Figure 2, sealing radiator 1 in said apparatus is arranged on support 19, at the top of sealing radiator 1, be provided with water filling joint 01, inlet suction port 02, exhaust joint 03, pressure tapping 04, blowdown valve joint 05 and relief valve connection 06, water filling joint 01 is connected (not shown) with extraneous water flow pipes sealing and is used for filling out water for sealing radiator 1.Inlet suction port 02 is connected and is used for providing pressure for sealing radiator 1 inflation with air compressor machine (not shown), pressure tapping 04 connects tensimeter and reads the pressure size in sealing radiator 1, blowdown valve joint 05 connects blowdown valve, when pressure exceedes certain limit, by 05 pressure release of blowdown valve joint, while needing exhaust, open exhaust joint 03, in order to guarantee to use safety, a safety-valve is installed on relief valve connection 06.Meanwhile, in sealing radiator 1 both sides, be provided with visual liquid level gauge 13 and inductance liquid level gauge 14, tester is by the water level in visual liquid level gauge 13 visual inspection sealing radiators 1, and inductance liquid level gauge 14 can be realized the water level automatic monitoring to sealing radiator 1.At the extexine of sealing radiator 1, be provided with heat-insulation layer 16, in sealing radiator 1, be provided with heating tube 15 to heating liquid, in sealing radiator 1 middle part, left side, be provided with temperature sensor joint 17, by the temperature in the sensor measurement sealing radiator 1 of temperature sensor joint 17, according to temperature control heating tube 15, heat, reach the temperature needing.In sealing radiator 1 bottom, be provided with water drain valve 18, measure, by water drain valve 18, bleed off the water in sealing radiator 1.
As shown in Figure 3, in the case of the various actual conditions of engine can be simulated, thermosistor assembly is accessed to partial circulating loop and the systemic circulation loop while forming the real work of thermosistor assembly in above-mentioned loop.
When test, adjust tank pressure, temperature and pump rotary speed, simulated engine actual condition, before thermosistor is opened, the difference of partial circulating water delivering orifice pressure transducer measurement data and thermosistor assembly intake pressure is that thermosistor passes through partial circulating mouth resistance.Before thermosistor is in unlatching and standard-sized sheet, the difference of partial circulating water delivering orifice pressure transducer measurement data and thermosistor assembly intake pressure is that thermosistor passes through partial circulating mouth resistance, the difference of systemic circulation water delivering orifice pressure transducer measurement data and thermosistor assembly intake pressure be thermosistor by systemic circulation mouth resistance, by drag data analysis, can judge that thermosistor passes through large and small circulation port resistance.When thermosistor is during in full-gear, the difference of systemic circulation water delivering orifice pressure transducer measurement data and thermosistor assembly intake pressure is that thermosistor is by systemic circulation mouth resistance.Meanwhile, first temperature and the standard-sized sheet temperature opened before unlatching, under full-gear by temperature sensor measurement thermosistor.Measure above-mentioned various resistances (flow resistance) parameter of thermosistor, just open temperature parameter and standard-sized sheet temperature parameter and thermosistor assembly proper property parameter and contrast and judge whether the performance of thermosistor is damaged.This dress is by the various operating modes of simulated engine, and the performance parameter that makes to measure thermosistor is accurate, improves and judges the accuracy whether thermosistor damages.
Disclosed is above only specific embodiment of the utility model, and still, the utility model is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.
Claims (6)
1. a device of measuring thermosistor performance parameter, is characterized in that, comprising:
Sealing radiator, the liquid coolant that it provides the liquid of certain pressure and temperature to be used for simulated engine actual condition is provided with water tank water outlet mouthpiece and water tank water intake interface on described sealing radiator;
Measure pipeline, it comprises water inlet manifold, the systemic circulation return pipe being communicated with thermosistor assembly systemic circulation water delivering orifice of connecting with thermosistor assembly water inlet and the partial circulating return pipe being communicated with thermosistor assembly partial circulating water delivering orifice, in described water inlet manifold, access water pump and connect with described water tank water outlet mouthpiece, described systemic circulation return pipe and described partial circulating return pipe are all connected with described water tank water intake interface;
Measure assembly for three groups, described in every group, measure assembly and comprise pressure transducer and temperature sensor, measure assembly corresponding being connected in the corresponding pipeline of described thermosistor assembly water inlet, described thermosistor assembly partial circulating water outlet and described thermosistor assembly systemic circulation water outlet respectively for described three groups.
2. the device of measurement thermosistor performance parameter according to claim 1, is characterized in that, accesses respectively first flow meter, the second flow is taken into account the 3rd flowmeter in described water inlet manifold, systemic circulation return pipe and partial circulating return pipe.
3. the device of measurement thermosistor performance parameter according to claim 2, is characterized in that, connects, at described water tank water intake interface access flow variable valve after described systemic circulation return pipe and described partial circulating return pipe converge with described water tank water intake interface.
4. according to the device of the arbitrary described measurement thermosistor performance parameter of claims 1 to 3, it is characterized in that, described sealing radiator is communicated with air compressor machine by inlet suction port.
5. the device of measurement thermosistor performance parameter according to claim 4, is characterized in that, in described sealing radiator, is provided with heating tube.
6. the device of measurement thermosistor performance parameter according to claim 5, is characterized in that, described sealing radiator outside surface is provided with heat-insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320758609.6U CN203551273U (en) | 2013-11-26 | 2013-11-26 | Device for measuring performance parameters of thermoregulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320758609.6U CN203551273U (en) | 2013-11-26 | 2013-11-26 | Device for measuring performance parameters of thermoregulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203551273U true CN203551273U (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320758609.6U Withdrawn - After Issue CN203551273U (en) | 2013-11-26 | 2013-11-26 | Device for measuring performance parameters of thermoregulator |
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| Country | Link |
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| CN (1) | CN203551273U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604594A (en) * | 2013-11-26 | 2014-02-26 | 广西玉柴机器股份有限公司 | Device for measuring thermolator performance parameters |
| CN104390730A (en) * | 2014-10-14 | 2015-03-04 | 中国科学院力学研究所 | High-temperature automatic steady-state heat-conduction calibration apparatus for water-cooling heat flow meter |
-
2013
- 2013-11-26 CN CN201320758609.6U patent/CN203551273U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604594A (en) * | 2013-11-26 | 2014-02-26 | 广西玉柴机器股份有限公司 | Device for measuring thermolator performance parameters |
| CN103604594B (en) * | 2013-11-26 | 2016-04-06 | 广西玉柴机器股份有限公司 | Measure the device of thermosistor performance parameter |
| CN104390730A (en) * | 2014-10-14 | 2015-03-04 | 中国科学院力学研究所 | High-temperature automatic steady-state heat-conduction calibration apparatus for water-cooling heat flow meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140416 Effective date of abandoning: 20160406 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |