CN103389181A - Endurance test bed for testing engine oil pressure sensors - Google Patents
Endurance test bed for testing engine oil pressure sensors Download PDFInfo
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- CN103389181A CN103389181A CN2013103031810A CN201310303181A CN103389181A CN 103389181 A CN103389181 A CN 103389181A CN 2013103031810 A CN2013103031810 A CN 2013103031810A CN 201310303181 A CN201310303181 A CN 201310303181A CN 103389181 A CN103389181 A CN 103389181A
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- engine oil
- oil pressure
- storage box
- box
- heating
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- 239000010705 motor oil Substances 0.000 title claims abstract description 35
- 238000012360 testing method Methods 0.000 title claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000010721 machine oil Substances 0.000 claims description 14
- 241000270722 Crocodylidae Species 0.000 claims description 8
- LNNWVNGFPYWNQE-GMIGKAJZSA-N desomorphine Chemical compound C1C2=CC=C(O)C3=C2[C@]24CCN(C)[C@H]1[C@@H]2CCC[C@@H]4O3 LNNWVNGFPYWNQE-GMIGKAJZSA-N 0.000 claims description 8
- 239000013536 elastomeric material Substances 0.000 claims description 5
- 238000004088 simulation Methods 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 241000270728 Alligator Species 0.000 abstract 1
- 230000009514 concussion Effects 0.000 description 8
- 239000002828 fuel tank Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The invention provides an endurance test bed for testing engine oil pressure sensors. The endurance test bed comprises a base, wherein a storage box is installed above the base, and an air control box is installed in the middle under the base; a rear side plate is installed on the rear side of the storage box, the upper end of the storage box is connected with an upper cover plate, a heating box is installed on the left side of the storage box, the right side of the storage box is connected with the air control box through a duct, and an engine oil layer, a piston plate and a water layer are sequentially arranged inside the storage box from top to bottom; a temperature displayer is arranged on the left side of the rear side plate, and an electric control box is installed at the back of the right side of the rear side plate; a dial is arranged at the upper end of the temperature displayer, and a temperature control knob is arranged in the middle of the temperature displayer; the right side of the electric control box is connected with two alligator clips correspondingly through leads; the right side of the heating box is connected with a heating rod; the heating rod is located inside the water layer. The endurance test bed has the advantages of being simple to operate, low in manufacturing cost and the like, has a function of simulation of true situations inside oil tanks of cars and can be used for improving the accuracy of detection of the engine oil pressure sensors and guaranteeing the product quality.
Description
Technical field
The present invention relates to the automobile sensor technical field of measurement and test, be specifically related to a kind of durable test stand for the engine oil pressure pickup test.
Background technology
Along with the development of science and technology and the improvement of living standard, automobile is popularized gradually in people's life.Existing automobile adopts engine oil pressure pickup, the Micro Electro Mechanical System that namely integrates microsensor, actuator, signal processing, control circuit, interface circuit, communication and power supply, replaced traditional mechanical quantity pressure transducer, solved that the volume that traditional mechanical quantity pressure transducer exists is large, cost is high and the problem such as poor sensitivity, realized the microminiaturization of automobile engine oil pressure sensor, high performance transformation.
After engine oil pressure pickup machines, need to detect engine oil pressure pickup, utilize the engine oil pressure of proving installation simulation test motor car engine fuel tank, when engine oil pressure reached certain value, engine oil pressure pickup can be reported to the police, after the concussion of several ten thousand times, take out engine oil pressure pickup, detect its resistance value,, if in certain scope, meet standard.Because automotive oil tank machine oil in the process of work has certain temperature, and existing test only adopts pneumatic mode to shake, do not adopt constant temperature heating device, working condition that can't real simulation automobile reality, like this for the analog detection result of engine oil pressure pickup with inaccurate, affect degree of accuracy and the qualification rate of product.
Summary of the invention
Technical matters to be solved by this invention be to provide a kind of controls simple, low cost of manufacture, the sensor detecting device that can simulate truth in automotive oil tank, i.e. a kind of durable test stand for the engine oil pressure pickup test.
Technical matters to be solved by this invention realizes by the following technical solutions:
A kind of durable test stand for the engine oil pressure pickup test, comprise base, and the top of described base is equipped with storage box, and the middle part, below of described base is equipped with Pneumatic controlled box; The rear side of described storage box is equipped with back side panel, and its upper end is connected with upper cover plate, and its left side is equipped with heating cabinet, and its right side is connected with Pneumatic controlled box by conduit, is placed with successively in accordance with the order from top to bottom machine oil layer, piston plate and water layer in described storage box; The left side of described back side panel is provided with temperature indicator, and its rear portion, right side is equipped with electric cabinet; The upper end of described temperature indicator is provided with index dial, and its middle part is provided with the temperature control knob; The front end of described electric cabinet is provided with electric-controlled switch, and its right side is connected with two crocodile clips by the wire correspondence; The right side of described heating cabinet is connected with heating rod; Described heating rod is positioned at water layer.Two crocodile clips are clipped in two terminals of engine oil pressure pickup, engine oil pressure pickup working condition in simulation process can be reflected in real time, utilize Pneumatic controlled box to produce pneumatic, by conduit, water layer is shaken, thereby the concussion of water layer is passed to the machine oil layer, can be to engine oil pressure pickup simulation concussion; Utilize heating cabinet that heating rod is heated water layer, show in real time heating-up temperature by temperature indicator, and the temperature of regulating heating by turn temperature control knob, by water layer, the machine oil layer is heated again, can realize the thermostatic control to the machine oil layer, the inner case of fuel tank during simulated automotive work fully, the degree of accuracy that detects like this is high, fully guarantees the quality of product.
The middle part of described upper cover plate is arranged with three mounting holes, and three mounting holes can be installed three engine oil pressure pickups, after having detected an engine oil pressure pickup, crocodile clip can be clipped on another sensor like this, carries out the detection of a new round.
Described piston plate is made by elastomeric material, adopts elastomeric material, and quality is light on the one hand, and piston plate can be close to the inwall of storage box on the other hand, guarantees carrying out smoothly of concussion.
The invention has the beneficial effects as follows: the present invention has advantages such as controlling simple, low cost of manufacture, has the function that truth in automotive oil tank is simulated, and can improve the accuracy to the engine oil pressure pickup detection, guarantees the quality of product.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is front view of the present invention;
Fig. 2 is perspective view of the present invention.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand,, below in conjunction with concrete diagram, further set forth the present invention.
As depicted in figs. 1 and 2, a kind of durable test stand for the engine oil pressure pickup test, comprise base 1, and the top of described base 1 is equipped with storage box 3, and the middle part, below of described base 1 is equipped with Pneumatic controlled box 2; The rear side of described storage box 3 is equipped with back side panel 10, and its upper end is connected with upper cover plate 9, its left side is equipped with heating cabinet 5, and its right side is connected with Pneumatic controlled box 2 by conduit 16, is placed with successively in accordance with the order from top to bottom machine oil layer 8, piston plate 7 and water layer 4 in described storage box 3; The left side of described back side panel 10 is provided with temperature indicator 11, and its rear portion, right side is equipped with electric cabinet 12; The upper end of described temperature indicator 11 is provided with index dial 1102, and its middle part is provided with temperature control knob 1101; The front end of described electric cabinet 12 is provided with electric-controlled switch 13, and its right side is connected with two crocodile clips 15 by wire 14 correspondences; The right side of described heating cabinet 5 is connected with heating rod 6, and described heating rod 6 is positioned at water layer 4.Two crocodile clips 15 are clipped in two terminals of engine oil pressure pickup, engine oil pressure pickup working condition in simulation process can be reflected in real time, utilize Pneumatic controlled box 2 to produce pneumatic, shake by 16 pairs of water layers 4 of conduit, thereby the concussion of water layer 4 is passed to machine oil layer 8, can be to engine oil pressure pickup simulation concussion; Utilize heating cabinet 5 that 6 pairs of water layers 4 of heating rod are heated, show in real time heating-up temperature by temperature indicator 11, and by turn temperature control knob 1101, regulate the temperature that heats, heat by 4 pairs of machine oil layers 8 of water layer again, can realize the thermostatic control to machine oil layer 8, the inner case of fuel tank during simulated automotive work fully, the degree of accuracy that detects like this is high, fully guarantees the quality of product.
The middle part of described upper cover plate 9 is arranged with three mounting holes 901, three mounting holes 901 can be installed three engine oil pressure pickups, after having detected an engine oil pressure pickup, crocodile clip 15 can be clipped on another sensor like this, carry out the detection of a new round.
Described piston plate 7 is made by elastomeric material, adopts elastomeric material, and quality is light on the one hand, and piston plate 7 can be close to the inwall of storage box 3 on the other hand, guarantees carrying out smoothly of concussion.
During work, operating personnel first are arranged on three engine oil pressure pickup correspondences in three mounting holes of upper cover plate, then with two terminals of two crocodile clip corresponding clips at engine oil pressure pickup.Open this moment and switch on power and press electric-controlled switch, Pneumatic controlled box, electric cabinet, heating cabinet are namely started working, and Pneumatic controlled box produces pneumatic, by conduit, impacts water layer, utilize water layer that concussion is passed to the machine oil layer, the working condition in the time of can simulating normal operation in automotive oil tank; Utilizing heating cabinet is that heating rod heats water layer, and by temperature indicator, show in real time temperature in water layer, thereby temperature is passed to the machine oil layer, the heating of realization to the machine oil layer, can regulate the temperature of heating by turn temperature control knob, can realize the heated at constant temperature to the machine oil layer, the working condition in the time of working to automobile in fuel tank is simulated, raising, to the accuracy that engine oil pressure pickup detects, has been guaranteed the quality of product.
Above demonstration and described ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (3)
1. a durable test stand that is used for the engine oil pressure pickup test, comprise base, and the top of described base is equipped with storage box, it is characterized in that: the middle part, below of described base is equipped with Pneumatic controlled box; The rear side of described storage box is equipped with back side panel, and its upper end is connected with upper cover plate, and its left side is equipped with heating cabinet, and its right side is connected with Pneumatic controlled box by conduit, is placed with successively in accordance with the order from top to bottom machine oil layer, piston plate and water layer in described storage box; The left side of described back side panel is provided with temperature indicator, and its rear portion, right side is equipped with electric cabinet; The upper end of described temperature indicator is provided with index dial, and its middle part is provided with the temperature control knob; The front end of described electric cabinet is provided with electric-controlled switch, and its right side is connected with two crocodile clips by the wire correspondence; The right side of described heating cabinet is connected with heating rod; Described heating rod is positioned at water layer.
2. a kind of durable test stand for engine oil pressure pickup test according to claim 1, it is characterized in that: the middle part of described upper cover plate is arranged with three mounting holes.
3. a kind of durable test stand for engine oil pressure pickup test according to claim 1, it is characterized in that: described piston plate is made by elastomeric material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103031810A CN103389181A (en) | 2013-07-18 | 2013-07-18 | Endurance test bed for testing engine oil pressure sensors |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103031810A CN103389181A (en) | 2013-07-18 | 2013-07-18 | Endurance test bed for testing engine oil pressure sensors |
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| Publication Number | Publication Date |
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| CN103389181A true CN103389181A (en) | 2013-11-13 |
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| CN2013103031810A Pending CN103389181A (en) | 2013-07-18 | 2013-07-18 | Endurance test bed for testing engine oil pressure sensors |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964791A (en) * | 2015-07-01 | 2015-10-07 | 芜湖东方汽车仪表有限公司 | Oil pressure sensor comprehensive test bench and operation method thereof |
| CN110095227A (en) * | 2018-01-30 | 2019-08-06 | 南昌工控电装有限公司 | A kind of durability test apparatus and method of vehicle exhaust pressure sensor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59102133A (en) * | 1982-12-03 | 1984-06-13 | Toshiba Eng Constr Co Ltd | Pressure converting device for calibrating oil inhibiting instrument |
| CN1657893A (en) * | 2004-02-19 | 2005-08-24 | 通用电气公司 | Apparatus and methods for dynamically pressure testing an article |
| CN201867281U (en) * | 2010-12-01 | 2011-06-15 | 重庆斯凯力科技有限公司 | Endurance test device for machine oil pressure sensor |
| CN102445303A (en) * | 2011-11-28 | 2012-05-09 | 武汉理工大学 | Experiment table for mass calibration of oil pressure sensor |
| CN203037408U (en) * | 2012-12-04 | 2013-07-03 | 武汉和越装备技术有限公司 | Pressure sensor durability test bench |
| CN203432743U (en) * | 2013-07-18 | 2014-02-12 | 芜湖东方汽车仪表有限公司 | Durability test bench for testing machine oil pressure sensor |
-
2013
- 2013-07-18 CN CN2013103031810A patent/CN103389181A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59102133A (en) * | 1982-12-03 | 1984-06-13 | Toshiba Eng Constr Co Ltd | Pressure converting device for calibrating oil inhibiting instrument |
| CN1657893A (en) * | 2004-02-19 | 2005-08-24 | 通用电气公司 | Apparatus and methods for dynamically pressure testing an article |
| CN201867281U (en) * | 2010-12-01 | 2011-06-15 | 重庆斯凯力科技有限公司 | Endurance test device for machine oil pressure sensor |
| CN102445303A (en) * | 2011-11-28 | 2012-05-09 | 武汉理工大学 | Experiment table for mass calibration of oil pressure sensor |
| CN203037408U (en) * | 2012-12-04 | 2013-07-03 | 武汉和越装备技术有限公司 | Pressure sensor durability test bench |
| CN203432743U (en) * | 2013-07-18 | 2014-02-12 | 芜湖东方汽车仪表有限公司 | Durability test bench for testing machine oil pressure sensor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964791A (en) * | 2015-07-01 | 2015-10-07 | 芜湖东方汽车仪表有限公司 | Oil pressure sensor comprehensive test bench and operation method thereof |
| CN110095227A (en) * | 2018-01-30 | 2019-08-06 | 南昌工控电装有限公司 | A kind of durability test apparatus and method of vehicle exhaust pressure sensor |
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Application publication date: 20131113 |