CN207147770U - A kind of test device of piston cooling nozzle - Google Patents
A kind of test device of piston cooling nozzle Download PDFInfo
- Publication number
- CN207147770U CN207147770U CN201720927424.1U CN201720927424U CN207147770U CN 207147770 U CN207147770 U CN 207147770U CN 201720927424 U CN201720927424 U CN 201720927424U CN 207147770 U CN207147770 U CN 207147770U
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- oil
- ball valve
- tee ball
- piston cooling
- cooling nozzle
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Abstract
It the utility model is related to a kind of test device of piston cooling nozzle, it is characterised in that：Temperature sensor and heater are disposed with inside fuel reserve tank, temperature sensor connects display control program with heater by data wire, fuel reserve tank is sequentially connected tee ball valve I, lubricating oil pump, oil filter and tee ball valve II by oil pipe, is divided into two-way after tee ball valve II：Returned all the way through oil pipe I and electromagnetic flow control valve I and be connected to fuel reserve tank, another way is connected to tee ball valve III through oil pipe II, surge tank, electromagnetic flow control valve II, mass flowmenter and pressure sensor, and lubricating oil pump is driven by variable-frequency motor；Piston cooling nozzle experiment parameters measurement can not be carried out synchronously under the conditions of it mainly solves prior art, and the precision that wastes time and energy is low, measures the problem of not comprehensive enough.
Description
Technical field
A kind of test device of piston cooling nozzle is the utility model is related to, belongs to engine component function test technology neck
Domain.
Background technology
Piston cooling nozzle is the important way of piston cooling, piston cooling nozzle by cooling machine oil injection into pistion bottom surface or
In interior oil cooling passage, piston waste heat is taken away, so that pistons work temperature is minimized, ensures the reliable of engine work
Property.But due to piston cooling nozzle in itself, the reason such as the machining accuracy of piston cooling nozzle mounting seat, piston cooling nozzle oil
Shu Buneng is accurately ejected into piston oil inlet, does not reach optimal cooling effect.To avoid the generation of this phenomenon, engine development
Stage must carry out piston cooling nozzle experiment, for target practice efficiency under Opening pressure, discharge characteristic and installation state and gather
Oily efficiency measures checking, to ensure piston cooling nozzle to ensure that piston works at optimum conditions.
What the measurement for piston cooling nozzle items technical parameter domestic at present was substantially carried out by parts manufacturer
Monomer assays, are substantially carried out Opening pressure, discharge characteristic measurement, and the target practice efficiency under installation state and gather oily efficiency then one
As completed by main engine plants, thus experiment can not be carried out synchronously, and experiment process needs to receive and piston oil-out oil mass of weighing manually,
Cause the experiment precision that wastes time and energy low, it is impossible to the parameters of measurement piston cooling nozzle comprehensively.
The content of the invention
The purpose of this utility model is to provide a kind of test device of piston cooling nozzle, and it mainly solves prior art condition
The experiment parameters measurement of lower piston cooling nozzles can not be carried out synchronously, and the precision that wastes time and energy is low, measures the problem of not comprehensive enough.
What the technical solution of the utility model was realized in：A kind of test device of piston cooling nozzle, it is characterised in that：
Temperature sensor and heater are disposed with inside fuel reserve tank, temperature sensor connects display control system with heater by data wire
System, fuel reserve tank is sequentially connected tee ball valve I, lubricating oil pump, oil filter and tee ball valve II by oil pipe, in tee ball valve II
After be divided into two-way：Returned all the way through oil pipe I and electromagnetic flow control valve I and be connected to fuel reserve tank, another way is through oil pipe II, surge tank, electricity
Magnetic current control valve II, mass flowmenter and pressure sensor are connected to tee ball valve III, and lubricating oil pump is driven by variable-frequency motor；
The punishment of tee ball valve III is two-way：Piston cooling nozzle II is connected through piston cooling nozzle special fixture all the way, it is living
Plug cooling nozzles II are directed at the wad cutter being fixed on the adjustable flat board on support, and Oil Guide flexible pipe IV, Oil Guide are connected with below wad cutter
The bottom port of flexible pipe IV is placed in oil-containing groove, and oil-containing groove bottom is connected by oil pipe and magnetic valve with fuel reserve tank, under oil-containing groove
Side is disposed with weight sensor；
The another way of tee ball valve III connects cylinder-body oil duct by oil pipe III, and piston cooling nozzle I is connected on cylinder body, piston
The shower nozzle of cooling nozzles I is directed at piston, and piston is connected by connecting rod with bent axle, and cylinder body is bolted on rollover stand, and can
To be overturn along with bent axle vertical direction, the outlet connection Oil Guide flexible pipe III of piston cooling oil passage, the bottom of Oil Guide flexible pipe III is placed on
In oil-containing groove.
Good effect of the present utility model is that it can be by by setting different pressures, realizing that cooling nozzles open pressure
Power, discharge characteristic, target practice efficiency and the measurement for gathering oily efficiency, there is the characteristics of easy to operate, precise and high efficiency, measurement is comprehensive.
Brief description of the drawings
Fig. 1 is arrangement figure of the present utility model.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings：A kind of as shown in figure 1, piston cooling nozzle experiment dress
Put, it is characterised in that：Temperature sensor 35 and heater 36, temperature sensor 35 and heater 36 are disposed with inside fuel reserve tank 1
Display control program 3 is connected by data wire 8, fuel reserve tank 1 is sequentially connected tee ball valve I 2, lubricating oil pump 4, oil strainer by oil pipe
Clear device 6 and tee ball valve II 7, are divided into two-way after tee ball valve II 7：All the way through oil pipe I 9 and electromagnetic flow control valve I 10 times
Fuel reserve tank 1 is connected to, another way passes through oil pipe II 13, surge tank 11, electromagnetic flow control valve II 12, mass flowmenter 14 and pressure
Sensor 15 is connected to tee ball valve III 16, and lubricating oil pump 4 is driven by variable-frequency motor 5；
The punishment of tee ball valve III 16 is two-way：All the way piston cooling nozzle II is connected through piston cooling nozzle special fixture 17
18, piston cooling nozzle II 18 is directed at the wad cutter 28 being fixed on the adjustable flat board 27 on support 31, and the lower section of wad cutter 28 is connected with
Oil Guide flexible pipe IV 29, the bottom port of Oil Guide flexible pipe IV 29 are placed in oil-containing groove 30, and the bottom of oil-containing groove 30 passes through oil pipe 33 and electricity
Magnet valve 34 is connected with fuel reserve tank 1, and the arranged beneath of oil-containing groove 30 has weight sensor 32；
The another way of tee ball valve III 16 connects the oil duct of cylinder body 21 by oil pipe III 19, and piston cooling nozzle I 20 is connected to cylinder
On body 21, the shower nozzle of piston cooling nozzle I 20 alignment piston 22, piston 22 is connected by connecting rod 23 with bent axle 24, and cylinder body 21 passes through
It is bolted on rollover stand 25, and can be overturn along with the vertical direction of bent axle 24, the outlet connection of the cooling oil duct of piston 22 is led
Oily flexible pipe III 26, the bottom of Oil Guide flexible pipe III 26 are placed in oil-containing groove 30.
There are temperature sensor 35 and heater 36 in fuel reserve tank 1, display control program 3 is connected by data wire 8.Fuel reserve tank
1 is sequentially connected tee ball valve I 2, lubricating oil pump 4, oil filter 6 and tee ball valve II 7 by oil pipe, after tee ball valve II 7
It is divided into two-way：Fuel reserve tank 1 is back to through oil pipe I 9 and electromagnetic flow control valve I 10 all the way, another way is through oil pipe II 13, surge tank
11st, electromagnetic flow control valve II 12, mass flowmenter 14 and pressure sensor 15 flow to tee ball valve III 16.Pass through display control
System 3 sets Fuel temperature numerical value, and heater 36 is started working, and opens electromagnetic flow control valve I 10, closes Electromagnetic Flow control
Valve II 12 processed, low-speed running lubricating oil pump 4, until oil temperature is stable to setting value, realizes and heat and control experiment oil temperature in fuel reserve tank 1
Degree.
Electromagnetic flow control valve II 12 is opened, required pressure value is inputted by display control program 3, lubricating oil pump 4 is run, treats
After pipeline oil pressure stabilization to setting value, nozzle oil spout state is observed, adjusts pressure value, recording nozzles Opening pressure.Nozzle is opened
Afterwards, pressure value is adjusted, the flow value of mass flowmenter 14 under different pressures is recorded, realizes piston cooling nozzle Opening pressure and stream
Flow characteristic measures.
It is two-way in the punishment of tee ball valve III 16：Enter piston cooling nozzle through piston cooling nozzle special fixture 17 all the way
II 18, the experiment oil of ejection enters Oil Guide flexible pipe IV 29 through the wad cutter 28 being fixed on the adjustable flat board 27 on support 31, it
Oil-containing groove 30 is flowed into afterwards, is most back to fuel reserve tank 1 through oil return pipe 33 and magnetic valve 34 afterwards, is adjusted the adjustable position of flat board 27 and wad cutter
28 sizes, by the setup pressure value of display control program 3, start lubricating oil pump 4, after stability of flow, close on oil return pipe 33
Magnetic valve 34, the now flow value of mass flowmenter 14 is recorded, after certain time, close lubricating oil pump 4, record the matter of weight sensor 32
Value.Change pressure set points, repeat aforesaid operations, realize the target practice efficiency measurement of piston cooling nozzle at various pressures.
Another way flow to the oil duct of cylinder body 21 through oil pipe III 19, and into piston cooling nozzle I 20, it is cold to test oily injection into pistion 22
But oil duct rear portion oil enters oil-containing groove 30 from outlet through Oil Guide flexible pipe III 26, adjusts angle of inclination and the piston 22 of cylinder body 21
Position, by the setup pressure value of display control program 3, start lubricating oil pump 4, after stability of flow, the electricity on closing oil return pipe 33
Magnet valve 34, the now flow value of mass flowmenter 14 is recorded, after certain time, close lubricating oil pump 4, record the mass of weight sensor 32
Value.The corner of bent axle 24 is adjusted, changes the position of piston 22, changes pressure set points, aforesaid operations is repeated, realizes piston cooling nozzle
Poly- oily efficiency measurement under different piston positions and different pressures.
Claims (1)
- A kind of 1. test device of piston cooling nozzle, it is characterised in that：Temperature sensor and heater are disposed with inside fuel reserve tank, Temperature sensor and heater connect display control program by data wire, fuel reserve tank by oil pipe be sequentially connected tee ball valve I, Lubricating oil pump, oil filter and tee ball valve II, are divided into two-way after tee ball valve II：All the way through oil pipe I and Electromagnetic Flow control Valve I processed, which returns, is connected to fuel reserve tank, and another way is through oil pipe II, surge tank, electromagnetic flow control valve II, mass flowmenter and pressure sensing Device is connected to tee ball valve III, and lubricating oil pump is driven by variable-frequency motor；The punishment of tee ball valve III is two-way：Piston cooling nozzle II is connected through piston cooling nozzle special fixture all the way, piston is cold But nozzle II alignment is fixed on the wad cutter on the adjustable flat board on support, and Oil Guide flexible pipe IV, Oil Guide flexible pipe are connected with below wad cutter IV bottom port is placed in oil-containing groove, and oil-containing groove bottom is connected by oil pipe and magnetic valve with fuel reserve tank, cloth below oil-containing groove It is equipped with weight sensor；The another way of tee ball valve III connects cylinder-body oil duct by oil pipe III, and piston cooling nozzle I is connected on cylinder body, piston cooling Nozzle I shower nozzle is directed at piston, and piston is connected by connecting rod with bent axle, and cylinder body is bolted on rollover stand, and can edge Overturn with bent axle vertical direction, the outlet connection Oil Guide flexible pipe III of piston cooling oil passage, the bottom of Oil Guide flexible pipe III, which is placed on, connects oil In groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720927424.1U CN207147770U (en) | 2017-07-28 | 2017-07-28 | A kind of test device of piston cooling nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720927424.1U CN207147770U (en) | 2017-07-28 | 2017-07-28 | A kind of test device of piston cooling nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207147770U true CN207147770U (en) | 2018-03-27 |
Family
ID=61673456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720927424.1U Active CN207147770U (en) | 2017-07-28 | 2017-07-28 | A kind of test device of piston cooling nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207147770U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112781845A (en) * | 2020-12-22 | 2021-05-11 | 中国北方发动机研究所(天津) | Piston cooling nozzle performance test evaluation test bed and evaluation method thereof |
| CN113281050A (en) * | 2021-05-11 | 2021-08-20 | 华中科技大学 | Pressure oil supply type piston oscillation cooling visual test device |
| CN113790898A (en) * | 2021-09-14 | 2021-12-14 | 潍柴动力股份有限公司 | Detection device and detection method for cooling efficiency of cold oil duct in piston |
| CN115900861A (en) * | 2023-03-13 | 2023-04-04 | 西安成立航空制造有限公司 | Aero-engine nozzle flow testing device and method |
-
2017
- 2017-07-28 CN CN201720927424.1U patent/CN207147770U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112781845A (en) * | 2020-12-22 | 2021-05-11 | 中国北方发动机研究所(天津) | Piston cooling nozzle performance test evaluation test bed and evaluation method thereof |
| CN113281050A (en) * | 2021-05-11 | 2021-08-20 | 华中科技大学 | Pressure oil supply type piston oscillation cooling visual test device |
| CN113281050B (en) * | 2021-05-11 | 2022-08-02 | 华中科技大学 | Pressure oil supply type piston oscillation cooling visual test device |
| CN113790898A (en) * | 2021-09-14 | 2021-12-14 | 潍柴动力股份有限公司 | Detection device and detection method for cooling efficiency of cold oil duct in piston |
| CN113790898B (en) * | 2021-09-14 | 2024-05-17 | 潍柴动力股份有限公司 | Detection device and detection method for cooling efficiency of piston inner cooling oil duct |
| CN115900861A (en) * | 2023-03-13 | 2023-04-04 | 西安成立航空制造有限公司 | Aero-engine nozzle flow testing device and method |
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