CN202177509U - Testing apparatus for testing jetting state of cooling nozzle - Google Patents
Testing apparatus for testing jetting state of cooling nozzle Download PDFInfo
- Publication number
- CN202177509U CN202177509U CN2011202621380U CN201120262138U CN202177509U CN 202177509 U CN202177509 U CN 202177509U CN 2011202621380 U CN2011202621380 U CN 2011202621380U CN 201120262138 U CN201120262138 U CN 201120262138U CN 202177509 U CN202177509 U CN 202177509U
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- oil
- testing
- frock
- piston
- cylinder body
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- Expired - Fee Related
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- 238000012360 testing method Methods 0.000 title claims abstract description 58
- 238000001816 cooling Methods 0.000 title claims abstract description 31
- 239000002828 fuel tank Substances 0.000 claims description 14
- 239000007921 spray Substances 0.000 claims description 11
- 239000003208 petroleum Substances 0.000 claims description 8
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 5
- 229920005372 Plexiglas® Polymers 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 239000011521 glass Substances 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 37
- 238000005516 engineering process Methods 0.000 description 5
- 239000010721 machine oil Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
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- Testing Of Engines (AREA)
Abstract
The utility model discloses a testing apparatus for testing the jetting state of a cooling nozzle. The testing apparatus comprises a pressing device and a tooling testing device and is characterized in that the pressing device mainly comprises an oil tank, an operating platform, an oil pump, a filter, an oil pressure regulating device and a pressure oil meter, wherein the tooling testing apparatus comprises a support platform frame and a tooling testing platform; the tooling testing platform is connected with the pressing device and is internally provided with a crankshaft; a plurality of connecting rods are arranged on the crankshaft; each connecting rod is connected with a piston; a jetting testing hole is arranged at the top of each piston; each piston is arranged in a cylinder body; a cooling nozzle to be tested is arranged at the lower end of each cylinder body and is communicated with a main oil path of the cylinder body; an organic glass cover is arranged above the tooling testing platform; and an oil tank is connected below the tooling testing platform through an oil return pipe. Therefore, not only can a test result be directly observed, but also the crankshaft is rotated to detect whether a component is collided with the cooling nozzle; and in addition, the testing apparatus for testing the jetting state of the cooling nozzle has the advantages of being convenient to use, improving the work efficiency, etc.
Description
Technical field
The utility model belongs to the engine manufacturing technology field, particularly relates to a kind of test unit of checking the cooling jet spray regime.
Background technology
At present, along with the continuous development of diesel technology, diesel engine power is in continuous rising, and the temperature of piston is also in continuous rising simultaneously.The cooling of piston becomes the emphasis and the difficult point of present research like this.Piston mainly is the oil bundle cooling of leaning on the cooling jet ejection, and then cooling jet sprays the shape of oil bundle and performance and the serviceable life that target position directly has influence on engine.So being carried out ejection test, lonely nozzle become the key link in new product development and the trial-manufacturing process.
Summary of the invention
The injection duty that the utility model provides a kind of convenience to detect nozzle intuitively for the technical matters that exists in the solution known technology, the test unit of the check cooling jet spray regime of oil bundle form and target position.
The technical scheme that the utility model is taked for the technical matters that exists in the solution known technology is:
A kind of test unit of checking the cooling jet spray regime; Comprise pressure device and frock test unit, it is characterized in that: said pressure device mainly comprises the fuel tank that is used to hold bulge test fluid, and the upper surface of fuel tank is an operator's console; Oil pump is installed on the operator's console; The oil inlet pipe of oil pump gos deep in the fuel tank, and the oil inlet pipe place is equipped with filtrator, the oil-out place installation oil pressure control unit of said oil pump; Oil pressure control unit provides pressure oil through petroleum pipeline for the frock test unit, and the exit of oil pressure control unit is equipped with the pressure oil meter; Said frock test unit comprises support stand, and the frock testing table is installed in the top of said support stand, and said frock testing table connects pressure device through petroleum pipeline; In the said frock testing table bent axle is installed, several connecting rods are installed on the said bent axle, said each connecting rod all is connected with piston; The top of said piston is provided with the ejection test hole; Said piston is installed in the cylinder body, and the lower end of said cylinder body is equipped with the cooling jet that is verified, and cooling jet is communicated with the main oil gallery of cylinder body; Above the frock testing table, be provided with plexiglass cover, the below of frock testing table connects fuel tank through scavenge pipe.
Advantage and the good effect that the utlity model has are: owing to adopt technique scheme, and engine oil pressure during the cooling jet work of having suppressed equipment simulating; The frock testing table guarantees that the nozzle assembling back and the position of target spot concern; Testing crew can be seen oily harness shape and actual target spot intuitively through plexiglass cover, the oil inlet and oil return situation of piston, and then the quality of definite cooling jet; Support stand has guaranteed that the machine oil of nozzle ejection returns fuel reserve tank smoothly; Therefore the utlity model has easy for operation; Precision is high, can be simple and clear observe advantage such as experimental result, and whether turning crankshaft can also detect and have parts and cooling jet to collide.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the equipped structural representation of single piston and cylinder body;
Fig. 3 is the piston structure synoptic diagram.
Among the figure: 1, pressure device; 1-1, fuel tank; 1-2, operator's console; 1-3, oil pump; 1-4, filtrator; 1-5, oil pressure control unit; 1-6, pressure oil meter; 1-7, petroleum pipeline; 2, frock test unit; 2-1, support stand; 2-2, frock testing table; 2-3, bent axle; 2-4, connecting rod; 2-5, piston; 2-6, ejection test hole; 2-7, cylinder body; 2-7-1, main oil gallery; 3, petroleum pipeline; 4, cooling jet; 5, plexiglass cover; 6, scavenge pipe.
Embodiment
For further understanding summary of the invention, characteristics and the effect of the utility model, the following examples of giving an example now, and conjunction with figs. specifies as follows:
See also Fig. 1 to Fig. 3; A kind of test unit of checking the cooling jet spray regime comprises pressure device 1 and frock test unit 2, and said pressure device 1 mainly comprises the fuel tank 1-1 that is used to hold bulge test fluid; The upper surface of fuel tank 1-1 is operator's console 1-2; Oil pump 1-3 is installed on the operator's console 1-2, and the oil inlet pipe of oil pump 1-3 gos deep in the fuel tank 1-1, and the oil inlet pipe place is equipped with filtrator 1-4; Oil pressure control unit 1-5 is installed at the oil-out place of said oil pump 1-3; Can set the test oil pressure through oil pressure control unit, oil pressure control unit 1-5 is that frock test unit 2 provides pressure oil through petroleum pipeline 1-7, and the exit of oil pressure control unit 1-5 is equipped with pressure oil meter 1-6; Said frock test unit 2 comprises support stand 2-1; Frock testing table 2-2 is installed in the top of said support stand 2-1, and said frock testing table 2-2 connects pressure device 1 through petroleum pipeline 3, in the said frock testing table 2-2 bent axle 2-3 is installed; Several connecting rods 2-4 is installed on the said bent axle 2-3; Said each connecting rod 2-4 all is connected with piston 2-5, and the top of said piston 2-5 is provided with ejection test hole 2-6, and said piston 2-5 installs in the cylinder body 2-7; The lower end of said cylinder body is equipped with the cooling jet 4 that is verified; Cooling jet 4 is communicated with the main oil gallery 2-7-1 of cylinder body, above frock testing table 2, is provided with plexiglass cover 5, and the below of frock testing table 2 connects fuel tank 1-1 through scavenge pipe 6.
Pressure device provides power, is depressed into the machine oil in the fuel tank in the main oil gallery, and when the power turn-on switch, machine oil sprays from cooling jet, if cooling jet is qualified, can see that organic oil sprays from top land is clear.Can see the oil inlet and oil return situation of piston from the cooling jet side.Think the clear a certain cylinder cooling jet spray regime of seeing, can place top dead centre to that cylinder.Certainly, for avoiding machine oil from body ejection last time, an available transparent organic glass is placed on body upper; Be convenient to simultaneously observe; In the turning crankshaft process, not only can detect the spray regime of cooling jet like this, and turning crankshaft can also observe whether parts and cooling jet collision are arranged.
Claims (1)
1. test unit of checking the cooling jet spray regime; Comprise pressure device and frock test unit, it is characterized in that: said pressure device mainly comprises the fuel tank that is used to hold bulge test fluid, and the upper surface of fuel tank is an operator's console; Oil pump is installed on the operator's console; The oil inlet pipe of oil pump gos deep in the fuel tank, and the oil inlet pipe place is equipped with filtrator, the oil-out place installation oil pressure control unit of said oil pump; Oil pressure control unit provides pressure oil through petroleum pipeline for the frock test unit, and the exit of oil pressure control unit is equipped with the pressure oil meter; Said frock test unit comprises support stand, and the frock testing table is installed in the top of said support stand, and said frock testing table connects pressure device through petroleum pipeline; In the said frock testing table bent axle is installed, several connecting rods are installed on the said bent axle, said each connecting rod all is connected with piston; The top of said piston is provided with the ejection test hole; Said piston is installed in the cylinder body, and the lower end of said cylinder body is equipped with the cooling jet that is verified, and cooling jet is communicated with the main oil gallery of cylinder body; Above the frock testing table, be provided with plexiglass cover, the below of frock testing table connects fuel tank through scavenge pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202621380U CN202177509U (en) | 2011-07-22 | 2011-07-22 | Testing apparatus for testing jetting state of cooling nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202621380U CN202177509U (en) | 2011-07-22 | 2011-07-22 | Testing apparatus for testing jetting state of cooling nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202177509U true CN202177509U (en) | 2012-03-28 |
Family
ID=45867384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202621380U Expired - Fee Related CN202177509U (en) | 2011-07-22 | 2011-07-22 | Testing apparatus for testing jetting state of cooling nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202177509U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103743572A (en) * | 2014-01-08 | 2014-04-23 | 北京航空航天大学 | Small-sized rocket engine test bed spray device |
| CN105203328A (en) * | 2015-10-13 | 2015-12-30 | 哈尔滨东安汽车发动机制造有限公司 | Experimental method and device for working state of engine cooling nozzle by simulating real vehicle |
| CN108051225A (en) * | 2017-10-27 | 2018-05-18 | 昆明理工大学 | A kind of internal combustion engine reciprocating vibration Heat Transfer Simulation experimental rig and its test method |
| CN108051219A (en) * | 2017-10-27 | 2018-05-18 | 昆明理工大学 | A kind of reciprocating motion simulation mechanism of variable throw of crankshaft |
| CN109425480A (en) * | 2017-08-23 | 2019-03-05 | 北京汽车动力总成有限公司 | A kind of engine piston cooling nozzle testing stand |
| CN110261061A (en) * | 2018-03-07 | 2019-09-20 | 杉野机械股份有限公司 | The check device of nozzle and the inspection method of nozzle |
| CN113738552A (en) * | 2021-09-29 | 2021-12-03 | 广西玉柴机器股份有限公司 | Moving device for detecting fuel injection leakage amount of engine |
-
2011
- 2011-07-22 CN CN2011202621380U patent/CN202177509U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103743572A (en) * | 2014-01-08 | 2014-04-23 | 北京航空航天大学 | Small-sized rocket engine test bed spray device |
| CN103743572B (en) * | 2014-01-08 | 2016-01-06 | 北京航空航天大学 | Small rocket motor testing table spray equipment |
| CN105203328A (en) * | 2015-10-13 | 2015-12-30 | 哈尔滨东安汽车发动机制造有限公司 | Experimental method and device for working state of engine cooling nozzle by simulating real vehicle |
| CN109425480A (en) * | 2017-08-23 | 2019-03-05 | 北京汽车动力总成有限公司 | A kind of engine piston cooling nozzle testing stand |
| CN108051225A (en) * | 2017-10-27 | 2018-05-18 | 昆明理工大学 | A kind of internal combustion engine reciprocating vibration Heat Transfer Simulation experimental rig and its test method |
| CN108051219A (en) * | 2017-10-27 | 2018-05-18 | 昆明理工大学 | A kind of reciprocating motion simulation mechanism of variable throw of crankshaft |
| CN110261061A (en) * | 2018-03-07 | 2019-09-20 | 杉野机械股份有限公司 | The check device of nozzle and the inspection method of nozzle |
| CN113738552A (en) * | 2021-09-29 | 2021-12-03 | 广西玉柴机器股份有限公司 | Moving device for detecting fuel injection leakage amount of engine |
| CN113738552B (en) * | 2021-09-29 | 2025-03-11 | 广西玉柴机器股份有限公司 | A mobile device for detecting engine fuel injection leakage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120328 Termination date: 20130722 |