CN103790898B - A kind of cleaning for torque converter, purification plant - Google Patents
A kind of cleaning for torque converter, purification plant Download PDFInfo
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- CN103790898B CN103790898B CN201410066707.2A CN201410066707A CN103790898B CN 103790898 B CN103790898 B CN 103790898B CN 201410066707 A CN201410066707 A CN 201410066707A CN 103790898 B CN103790898 B CN 103790898B
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- torque converter
- purification plant
- fuel tank
- solenoid valve
- oil
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Abstract
The invention provides a kind of cleaning for torque converter, purification plant, comprise torque converter and filler tank, the oiler of described torque converter is connected with filler tank by gear pump, oil outlet is connected with transfer fuel tank by front oil pump; Described transfer fuel tank is connected with the filler opening of purification plant, and the oil outlet of described purification plant is connected with transfer fuel tank, filler tank respectively; Be provided with the first solenoid valve between the oil outlet of described purification plant and transfer fuel tank, between the oil outlet of purification plant and filler tank, be provided with the second solenoid valve; Liquid level relay is provided with in described transfer fuel tank.By carrying out displacement cleaning to the transmission oil in torque converter, and the contaminated oil of displacement is carried out purifying rear recycling, fuel-saving environmental protection; Effectively eliminate each component of torque converter thoroughly do not clean up before assembling and assemble the pollution produced in process of the test; Thus improve the performance of torque converter and the turbidity test of car load transmission system.
Description
Technical field
The present invention relates to a kind of torque converter, be specifically related to a kind of cleaning for torque converter, purification plant.
Background technique
The domestic and international market particularly environmental requirement of EU market to engineering machinery is improved gradually, particularly comparatively strict to reliability, noise, emission control.Torque converter because its impact is little, gear shift is steady, be easy to operately widely adopted in all kinds of engineering machinery, this speed changer is primarily of a few part composition such as torque-converters, fluid clutch, oil feed pump, main control valve, casing, converter cover.
It is pollution causing trouble due to transmission oil product greatly that the torque converter that current fork truck uses has, so will clean it before it dispatches from the factory, test.But the controlling method adopted at present is usually for being clean each component before assembling, and do not clean after assembling, directly carry out delivery-inspection test, qualifiedly can to dispatch from the factory.This kind of mode has following several respects defect:
1. component do not clean up, and assemble the pollutant produced in process of the test and cannot effectively remove yet;
2. after having tested, the transmission oil in speed changer cannot drain, and the inner still remaining transmission oil polluted in a large number of torque-converters, directly brings entrucking operation into, cause car load transmission system turbidity test to decline;
3. dispatch from the factory property test platform after using after a while, need thoroughly to clean fuel tank, change test oil product, the oil product changed is as waste oil disposal.This causes operator's daily maintenance amount of labour large, and oil product is discarded causes environmental pollution, and experimentation cost is risen.
Summary of the invention
The present invention, in order to solve the problems of the technologies described above, provide a kind of cleaning for torque converter, purification plant, thoroughly clean, and clear gusoline reclaims to torque converter, thus reduce its fault, improves the turbidity test of car load transmission system.
Technological scheme of the present invention is: a kind of cleaning for torque converter, purification plant, comprise torque converter and filler tank, and the oiler of described torque converter is connected with filler tank by gear pump, oil outlet is connected with transfer fuel tank by front oil pump; Described transfer fuel tank is connected with the filler opening of purification plant, and the oil outlet of described purification plant is connected with transfer fuel tank, filler tank respectively; Be provided with the first solenoid valve between the oil outlet of described purification plant and transfer fuel tank, between the oil outlet of purification plant and filler tank 9, be provided with the second solenoid valve; Liquid level relay is provided with in described transfer fuel tank.
Further, described first solenoid valve is connected with described liquid level relay with after the second solenoid valve parallel connection; Namely control these two solenoid valves by liquid level relay to open and close by setting requirement; Described first solenoid valve is normally closed solenoid valve, and the second solenoid valve is normally open solenoid valve.
Further, the first one-way valve is provided with between the oiler of described torque converter and gear pump.
Further, be provided with pipeline valve, be provided with the second one-way valve between described pipeline valve and front oil pump between the oil outlet of described torque converter and front oil pump, the entrance point of described second one-way valve is connected with described filler tank.
Further, the entry end of described first one-way valve is connected with transfer fuel tank by safety valve.
Further, the oiler of described torque converter is connected with oil outlet, is provided with manually operated valve between the oiler of described torque converter and the first one-way valve.
In the present invention, the first solenoid valve is connected with liquid level relay with after the second solenoid valve parallel connection again, and wherein the first solenoid valve is normally closed solenoid valve, and the second solenoid valve is normally open solenoid valve.When in transfer fuel tank, transmission oil reaches setting height, liquid level relay switches on power, then the second solenoid closure is started working, and the first solenoid valve disconnection does not work; When in transfer fuel tank, transmission oil is lower than setting height, liquid level relay deenergization, then the first solenoid closure is started working, and the second solenoid valve disconnection does not work.
Torque converter adopts quantitative oil filling device to inject appropriate transmission oil before delivery test, and carries out the test such as conventional load, zero load of dispatching from the factory.After delivery test completes, torque converter is kept to remain in operation, start oil product displacement cleaning: namely first start forward and backward oil pump, injected constantly in torque converter from filler tank from the oiler of torque converter by the first one-way valve by clean transmission oil by gear pump; Opening conduits valve, is evacuated to the contaminated transmission oil in fluid power in transfer fuel tank by its oil outlet by front oil pump simultaneously.In fluid power the cyclic permutation number of times of transmission oil reach regulation cycle-index or after cycle time, forward and backward operation of oil pump can be stopped.
When liquid level relay in transfer fuel tank detects that transmission oil oil level in transfer fuel tank is lower than setting height, then start the first solenoid valve, close the second solenoid valve, in transfer fuel tank, transmission oil carries out circularly purifying by purification plant, and ensure that the circularly purifying of transmission oil.When the oil level that liquid level relay in transfer fuel tank detects transfer fuel tank reaches setting height, switch on power, through certain hour time delay, start the second solenoid valve, close the first solenoid valve, the transmission oil in transfer fuel tank after purification plant purification is injected filler tank and recycles.Until when the oil level of transfer fuel tank is down to low level, restarts the first solenoid valve, close the second solenoid valve, continue to carry out oil purification work.
When this device has fault to overhaul, pipeline valve and manually operated valve are closed, then torque converter is isolated, can overhaul the oil circuit at its rear portion, and the oiler of fluid power is connected with oil outlet and circulates.
So the present invention has following beneficial effect:
1, the present invention is by carrying out displacement cleaning to the transmission oil in torque converter, effectively eliminates each component of torque converter and does not thoroughly clean up the pollution brought before assembling, also been removed the pollution that torque converter produces in assembling process of the test simultaneously; Thus turbidity test are up to standard and cause speed changer initial failure, vehicle to maintain problem in advance first after thoroughly solving torque converter delivery test; The inner remaining contaminated oil product of torque-converters is avoided to affect car load transmission system turbidity test.
2, transmission oil displacement is automatically carried out and without the need to manual intervention, improves operation convenience;
3, this device is according to the situation being rinsed torque converter, and can set transmission oil slow rinse flow and washing time, may extend in other speed transmission test devices, popularization degree is high.
The contaminated oil of 4, carrying out torque converter extracting in cyclic permutation cleaning process is by after the purification plant filtration, purifications such as high pressure oil filter, and form free of contamination test oil, automatic cycle is in filler tank.Fluid recycles in whole process of the test, has saved test oil cost, and produces without discarded oil product, decreases environmental pollution.In addition, also eliminate the work of daily cleaning fuel tank, reduce labor intensity.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described in further detail:
Fig. 1 is structural representation of the present invention;
In figure: 1-torque converter, 2-pipeline valve, 3-1 first one-way valve, 3-2 second one-way valve, oil pump before 4-, 5-gear pump, 6-safety valve, 7-transfer fuel tank, 8-liquid level relay, 9-filler tank, 10-1 first solenoid valve, 10-2 second solenoid valve, 11-purification plant, 12-manually operated valve.
Embodiment
As shown in Figure 1, a kind of cleaning for torque converter, purification plant, comprise torque converter 1 and filler tank 9, described filler tank is connected with the oiler of torque converter 1 by gear pump 5, first one-way valve 3-1, manually operated valve 12 successively, and the oil outlet of torque converter 1 is connected with transfer fuel tank 7 by pipeline valve 2, front oil pump 4 successively; Described transfer fuel tank 7 is connected with the filler opening of purification plant 11, and the oil outlet of purification plant 11 is connected with transfer fuel tank 7, filler tank 9 respectively; Be provided with the first solenoid valve 10-1 between the oil outlet of purification plant 11 and transfer fuel tank 7, between the oil outlet of purification plant 11 and filler tank 9, be provided with the second solenoid valve 10-2; Liquid level relay 8 is provided with in described transfer fuel tank 7.Described first solenoid valve 10-1 connects with liquid level relay 8 with after the second solenoid valve 10-2 parallel connection; Wherein the first solenoid valve 10-1 is normally closed solenoid valve, and the second solenoid valve 10-2 is normally open solenoid valve.
In order to prevent front oil pump suction, be provided with the second one-way valve 3-2 between described pipeline valve 2 and front oil pump 4, the entrance point of described second one-way valve 3-2 is connected with filler tank 9, is pumped in transfer fuel tank 7 by the transmission oil in filler tank 9.The entry end of the first one-way valve 3-1 is connected with transfer fuel tank 7 by safety valve 6.When the first one-way valve 3-1 there is the fault such as blocking and produce oil pressure large time, automatically open the safety-valve 6, transmission oil enters in transfer fuel tank 7 by safety valve 6.
Further, when needs overhaul, closing duct valve 2 and manually operated valve 12, the transmission oil in torque converter 1 circulates from its oiler and oil outlet.
This device working principle:
1, first displacement cleaning is carried out to transmission oil in torque converter 1: first start forward and backward oil pump, imported from filler tank 9 in torque converter 1 by the first one-way valve 3-1 by clean transmission oil by gear pump 5; Simultaneously opening conduits valve 2, by front oil pump 4, the contaminated transmission oil in torque converter 1 is evacuated in transfer fuel tank 7 by its oil outlet.In torque converter the cyclic permutation number of times of transmission oil reach regulation cycle-index or after cycle time, then stop forward and backward operation of oil pump.
2, the transmission oil in transfer fuel tank 7 purified and re-use: when liquid level relay 8 detects oil level lower than setting height in transfer fuel tank 7, then start the first solenoid valve 10-1, close the second solenoid valve 10-2, in transfer fuel tank 7, transmission oil is returned in transfer fuel tank 7 after being purified by purification plant 11, and ensure that the circularly purifying of transmission oil.When liquid level relay 8 detect oil level reach setting height time, then switch on power, through certain hour time delay, start the second solenoid valve 10-2, close the first solenoid valve 10-1, the transmission oil in transfer fuel tank 7 after purification plant 11 purifies is injected filler tank 7 reusable edible.
Above-mentioned two steps repeat to hocket, until when the oil level of transfer fuel tank 7 is down to low level, restart the first solenoid valve 10-1, close the second solenoid valve 10-2, continue to carry out displacement cleaning to torque converter, and purified treatment is carried out to the sump oil cemented out, reach the object of recycling energy saving.
Above embodiment is not limited only to protection scope of the present invention, all modify based on basic thought of the present invention or change all belong to protection scope of the present invention.
Claims (6)
1. for cleaning, the purification plant of torque converter, comprise torque converter and filler tank, it is characterized in that: the oiler of described torque converter is connected with filler tank by gear pump, oil outlet is connected with transfer fuel tank by front oil pump; Described transfer fuel tank is connected with the filler opening of purification plant, and the oil outlet of described purification plant is connected with transfer fuel tank, filler tank respectively; Be provided with the first solenoid valve between the oil outlet of described purification plant and transfer fuel tank, between the oil outlet of purification plant and filler tank, be provided with the second solenoid valve; Liquid level relay is provided with in described transfer fuel tank.
2. a kind of cleaning for torque converter according to claim 1, purification plant, is characterized in that: described first solenoid valve is connected with described liquid level relay with after the second solenoid valve parallel connection; Described first solenoid valve is normally closed solenoid valve, and the second solenoid valve is normally open solenoid valve.
3. a kind of cleaning for torque converter according to claim 1, purification plant, is characterized in that: be provided with the first one-way valve between the oiler of described torque converter and gear pump.
4. a kind of cleaning for torque converter according to claim 1, purification plant, it is characterized in that: between the oil outlet of described torque converter and front oil pump, be provided with pipeline valve, be provided with the second one-way valve between described pipeline valve and front oil pump, the entrance point of described second one-way valve is connected with described filler tank.
5. a kind of cleaning for torque converter according to claim 3, purification plant, is characterized in that: the entry end of described first one-way valve is connected with transfer fuel tank by safety valve.
6. a kind of cleaning for torque converter according to claim 3, purification plant, is characterized in that: the oiler of described torque converter is connected with oil outlet, is provided with manually operated valve between the oiler of described torque converter and the first one-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410066707.2A CN103790898B (en) | 2014-02-26 | 2014-02-26 | A kind of cleaning for torque converter, purification plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410066707.2A CN103790898B (en) | 2014-02-26 | 2014-02-26 | A kind of cleaning for torque converter, purification plant |
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| Publication Number | Publication Date |
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| CN103790898A CN103790898A (en) | 2014-05-14 |
| CN103790898B true CN103790898B (en) | 2016-03-02 |
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| CN201410066707.2A Active CN103790898B (en) | 2014-02-26 | 2014-02-26 | A kind of cleaning for torque converter, purification plant |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104389855B (en) * | 2014-11-20 | 2017-05-24 | 衡阳合力工业车辆有限公司 | Oil replacing method and oil replacing system |
| CN105057286B (en) * | 2015-07-17 | 2017-03-22 | 上海汽车变速器有限公司 | Oil cleaning and purifying device for running-in cleaning of wet cavity of transmission and oil cleaning and purifying method thereof |
| CN106523479B (en) * | 2016-12-13 | 2018-04-27 | 昆山威胜达环保设备有限公司 | A kind of clutch rinses control system and its purging method |
| CN106989082B (en) * | 2017-04-27 | 2018-10-19 | 南京苏润科技发展有限公司 | A kind of hydraulic oil Intelligent purifying detection control apparatus |
| CN112984361A (en) * | 2021-03-31 | 2021-06-18 | 陕西法士特汽车传动集团有限责任公司 | Lubricating oil purification system |
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| CN2625219Y (en) * | 2003-06-09 | 2004-07-14 | 广州市花都全球自动变速箱有限公司 | Cleaning machine for torque converter and cooling apparatus |
| CN2628734Y (en) * | 2003-06-06 | 2004-07-28 | 深圳市元征科技股份有限公司 | Automatic speed change box lubricant cleaning and replacing apparatus |
| CN203023460U (en) * | 2013-01-18 | 2013-06-26 | 安徽车威仕汽车用品有限公司 | Cleaning and oil changing machine for automatic gearbox of automotive vehicle |
| CN203717545U (en) * | 2014-02-26 | 2014-07-16 | 安徽合力股份有限公司 | Washing and purifying device for hydrodynamic transmission |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6440759A (en) * | 1988-07-09 | 1989-02-13 | Honda Motor Co Ltd | Hydraulic speed changer for vehicle |
| JPH0979219A (en) * | 1995-09-08 | 1997-03-25 | Mitsubishi Motors Corp | Pressure device of hydraulic oil tank |
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2014
- 2014-02-26 CN CN201410066707.2A patent/CN103790898B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2628734Y (en) * | 2003-06-06 | 2004-07-28 | 深圳市元征科技股份有限公司 | Automatic speed change box lubricant cleaning and replacing apparatus |
| CN2625219Y (en) * | 2003-06-09 | 2004-07-14 | 广州市花都全球自动变速箱有限公司 | Cleaning machine for torque converter and cooling apparatus |
| CN203023460U (en) * | 2013-01-18 | 2013-06-26 | 安徽车威仕汽车用品有限公司 | Cleaning and oil changing machine for automatic gearbox of automotive vehicle |
| CN203717545U (en) * | 2014-02-26 | 2014-07-16 | 安徽合力股份有限公司 | Washing and purifying device for hydrodynamic transmission |
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