CN205064407U - Automatic transmission oil pressure leakage tester - Google Patents
Automatic transmission oil pressure leakage tester Download PDFInfo
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- CN205064407U CN205064407U CN201520807853.6U CN201520807853U CN205064407U CN 205064407 U CN205064407 U CN 205064407U CN 201520807853 U CN201520807853 U CN 201520807853U CN 205064407 U CN205064407 U CN 205064407U
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Abstract
The utility model provides an automatic transmission oil pressure leakage tester, including frame, oil pump, oil tank, overflow valve and pressure testing rifle, the lower part of frame is provided with a box, and the oil pump setting is in the box, and the oil pump passes through oil pipe to be connected with the overflow valve, and the oil tank setting is in the top of box, install heating device, temperature sensor and hand -operated direction valve in the oil tank, temperature sensor and heating device electric connection, hand -operated direction valve respectively with oil tank and overflow valve intercommunication, and the hand -operated direction valve passes through the pipeline and is connected with the pressure testing rifle. The utility model discloses simple structure, easy operation is swift, can be through setting up heating device and temperature sensor in the oil tank, can according to ambient temperature carry on gearbox oil preheat with automatic constant temperature heating, improve the accuracy of test, set up two kinds of flow leak test rifles simultaneously, the component of being surveyed that is applicable to the piston taking the pressure release function and do not take the pressure release function detects, wherein low discharge leak test rifle has flow control valve, possesses the function that adapts to different solenoid valve flows.
Description
Technical field
The utility model relates to auto repair detection facility technical field, is specifically related to a kind of automatic gearbox of vehicles oil pressure leakage testing machine.
Background technique
Along with expanding economy, the use of automobile is more and more extensive, the maintenance of automobile just becomes even more important, and automatic gearbox of vehicles is a kind of complicated transmission device integrating machinery, electronics, hydraulic pressure, and wherein the too small meeting of clutch play makes the change of corresponding oil pressure cause gearshift to be interfered.Clutch play crosses conference makes the change of corresponding oil pressure cause shifting points delayed (cltuch slipping).In like manner, the sealing of the element such as break, clamping strap servomechanism also affects greatly transmission or shift quality.Therefore be necessary to detect the sealing of the elements such as clutch, break, clamping strap servomechanism.
The detecting method of current automatic transmission case be detected element seal space in pass into air pressure or hydraulic pressure, just diagnosis and detection can be carried out to the sealing of detected element, but, adopt this type effect of method pressurized air leak test of air pressure the poorest, because air can compress, when running into the piston of its own band pressure relief, this leakage testing machine just lost efficacy, and automatic gearbox of vehicles oil pressure leakage testing machine effect not with heating is relatively much better compared with pressurized air leakage testing machine, but measurement effect or imperfection, because when when winter, the temperature in the north reaches below-10 DEG C, oil viscosity changes, mobility is slack-off, pressure in pipe can be caused to become large, (most of oil pump all trips with this function to cause oil pump high pressure self-lock protection, thus can not normally use), for this reason, be necessary to research and develop a kind of automatic gearbox of vehicles oil pressure leakage testing machine be suitable under various automatic transmission case piston and various temperature operating mode.
Summary of the invention
The utility model is for the deficiencies in the prior art, a kind of automatic gearbox of vehicles oil pressure leakage testing machine is provided, this equipment can detect fast and accurately to the sealing of the elements such as speed change box clutch, break, clamping strap servomechanism, and has that volume is little, consume energy the feature such as low, easy to operate.
The technical solution adopted in the utility model is as follows: a kind of automatic gearbox of vehicles oil pressure leakage testing machine, comprise frame, oil pump, fuel tank, relief valve and pressure testing rifle, the bottom of described frame is provided with a casing, oil pump is arranged in casing, oil pump is connected with relief valve by oil pipe, fuel tank is arranged on the top of casing, heating equipment, temperature transducer and hand-operated direction valve are installed in described fuel tank, temperature transducer and heating equipment are electrically connected, hand-operated direction valve is communicated with fuel tank and relief valve respectively, and hand-operated direction valve is connected with pressure testing rifle by pipeline.
Further, be provided with a motor in described casing, motor is connected with oil pump.
Further, pressure transducer is provided with in described fuel tank.
Further, described pressure testing rifle comprises large discharge pressure testing rifle and small flow pressure testing rifle, and large discharge pressure testing rifle and small flow pressure testing rifle are connected with hand-operated direction valve respectively.
Further, described large discharge pressure testing rifle and small flow pressure testing rifle are provided with pressure gauge.
Further, described small flow pressure testing rifle is provided with flow control valve.
Compared with prior art, the utility model structure is simple, simple and quick, by arranging heating equipment and temperature transducer in fuel tank, gear box oil preheating and automatic constant-temperature-heating can be carried out according to external temperature, thus make the external condition of each test consistent, improve the accuracy of test, two kinds of flow leak test rifles are set simultaneously, be applicable to be with the detected element of decompression function and the piston not with decompression function to detect, its medium-small flow leak test rifle has flow control valve, possesses the function adapting to different solenoid valve flow.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of automatic gearbox of vehicles oil pressure leakage testing machine described in the utility model;
Accompanying drawing 2 is side views of automatic gearbox of vehicles oil pressure leakage testing machine described in the utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually, below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
As Fig. 1, shown in Fig. 2, a kind of automatic gearbox of vehicles oil pressure leakage testing machine, comprise frame 1, oil pump 2, fuel tank 3, relief valve 4 and pressure testing rifle 5, the bottom of described frame 1 is provided with a casing 11, oil pump 2 is arranged in casing 11, oil pump 2 is connected with relief valve 4 by oil pipe 21, fuel tank 3 is arranged on the top of casing 11, in described fuel tank 3, heating equipment 31 is installed, temperature transducer 32 and hand-operated direction valve 33, temperature transducer 32 and heating equipment 31 are electrically connected, hand-operated direction valve 33 is communicated with fuel tank 3 and relief valve 4 respectively, and hand-operated direction valve 33 is connected with pressure testing rifle 5 by pipeline 53.
The bottom of described frame 1 is provided with castor 12, and to facilitate the carrying of frame 1, the top of frame 1 is installed and is provided with display screen 13, and for the working state of display device, be provided with a motor 14 in described casing 11, motor 14 is connected with oil pump 2.
Described fuel tank 3 is built with gear box oil, can be heated gear box oil by heating equipment 31, when preventing ambient temperature too low, gear box oil solidifies, temperature transducer 32 is for measuring the real time temperature of gear box oil, when TOT Transmission Oil Temperature is spent low, heating equipment 31 starts and heats gear box oil; Also be provided with pressure transducer 34 in described fuel tank 3, pressure transducer 34 is for detecting the real-time pressure of tested original paper.Should be
Described relief valve 4 is for being undertaken reducing pressure and shunting by the gear box oil being pumped larger pressure and the flow come by oil pump 2.
Described pressure testing rifle 5 comprises large discharge pressure testing rifle 51 and small flow pressure testing rifle 52, large discharge pressure testing rifle 51 and small flow pressure testing rifle 52 are connected with hand-operated direction valve 33 respectively, wherein, small flow pressure testing rifle 52 is mainly used in the detection of the automatic transmission case on the piston of not release, large discharge pressure testing rifle 51 is mainly used in the detection with the automatic transmission case on the piston of pressure relief own, large discharge pressure testing rifle 51 and small flow pressure testing rifle 52 are provided with pressure gauge 54, pressure gauge 54 is for monitoring oil pressure, described small flow pressure testing rifle 52 is provided with flow control valve 55, flow control valve 55 is for regulating the uninterrupted from small flow pressure testing rifle 52 gear box oil out.
When leak test instrument works, the gear box oil of fuel tank 3 li is sent along oil pipe 21 and is entered relief valve 4 by oil pump 2; Automatic transmission fluid by oil pump larger pressure out and flow carries out reducing pressure and shunting by relief valve 4, gear box oil through relief valve 4 is divided into two parts, a part directly gets back to fuel tank 3 li, another part flows to hand-operated direction valve 33, the gear box oil pressure entering hand-operated direction valve 33 is more stable, and arrives pressure testing rifle 5 for testing by pipeline 53; When hand-operated direction valve 33 is in free state, gear box oil after return tube 21, then flows back to fuel tank 3; When pressing hand-operated direction valve 33 switch, gear box oil flows to rapid pipe joint place of large discharge pressure testing rifle 51 and small flow pressure testing rifle 52 through hand-operated direction valve 33, simultaneously the pathway closure flowing to fuel tank 3.At this moment, as long as the rapid pipe joint of detected element and large discharge pressure testing rifle 51 or small flow pressure testing rifle 52 is connected, make gear box oil be fed in the seal space of detected element, just can carry out diagnosis and detection to the sealing of detected element.
The utility model structure is simple, simple and quick, by arranging heating equipment and temperature transducer in fuel tank, gear box oil preheating and automatic constant-temperature-heating can be carried out according to external temperature, thus make the external condition of each test consistent, improve the accuracy of test, two kinds of flow leak test rifles are set simultaneously, be applicable to be with the detected element of decompression function and the piston not with decompression function to detect, its medium-small flow leak test rifle has flow control valve, possesses the function adapting to different solenoid valve flow.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. an automatic gearbox of vehicles oil pressure leakage testing machine, comprise frame (1), oil pump (2), fuel tank (3), relief valve (4) and pressure testing rifle (5), it is characterized in that: the bottom of described frame (1) is provided with a casing (11), oil pump (2) is arranged in casing (11), oil pump (2) is connected with relief valve (4) by oil pipe (21), fuel tank (3) is arranged on the top of casing (11), heating equipment (31) is installed in described fuel tank (3), temperature transducer (32) and hand-operated direction valve (33), temperature transducer (32) and heating equipment (31) are electrically connected, hand-operated direction valve (33) is communicated with fuel tank (3) and relief valve (4) respectively, and hand-operated direction valve (33) is connected with pressure testing rifle (5) by pipeline (53).
2. automatic gearbox of vehicles oil pressure leakage testing machine according to claim 1, it is characterized in that: be provided with a motor (14) in described casing (11), motor (14) is connected with oil pump (2).
3. automatic gearbox of vehicles oil pressure leakage testing machine according to claim 1, is characterized in that: be provided with pressure transducer (34) in described fuel tank (3).
4. automatic gearbox of vehicles oil pressure leakage testing machine according to claim 1, it is characterized in that: described pressure testing rifle (5) comprises large discharge pressure testing rifle (51) and small flow pressure testing rifle (52), large discharge pressure testing rifle (51) and small flow pressure testing rifle (52) are connected with hand-operated direction valve (33) respectively.
5. automatic gearbox of vehicles oil pressure leakage testing machine according to claim 4, is characterized in that: described large discharge pressure testing rifle (51) and small flow pressure testing rifle (52) are provided with pressure gauge (54).
6. automatic gearbox of vehicles oil pressure leakage testing machine according to claim 4, is characterized in that: described small flow pressure testing rifle (52) is provided with flow control valve (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520807853.6U CN205064407U (en) | 2015-10-16 | 2015-10-16 | Automatic transmission oil pressure leakage tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520807853.6U CN205064407U (en) | 2015-10-16 | 2015-10-16 | Automatic transmission oil pressure leakage tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205064407U true CN205064407U (en) | 2016-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520807853.6U Expired - Fee Related CN205064407U (en) | 2015-10-16 | 2015-10-16 | Automatic transmission oil pressure leakage tester |
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| Country | Link |
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| CN (1) | CN205064407U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736519A (en) * | 2016-04-11 | 2016-07-06 | 上海圣克赛斯液压机械有限公司 | Power device and leak detector comprising same |
-
2015
- 2015-10-16 CN CN201520807853.6U patent/CN205064407U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736519A (en) * | 2016-04-11 | 2016-07-06 | 上海圣克赛斯液压机械有限公司 | Power device and leak detector comprising same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: Huadu District, Guangdong city of Guangzhou province Xinya Street 510000 Jinghu Road No. 8 C4-3 Patentee after: GUANGZHOU QUANSU AUTOMOBILE TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 510800, Jinghu Avenue, Xinhua Street, Huadu District, Guangdong, Guangzhou, China, E3 Patentee before: GUANGZHOU QUANSU AUTOMOBILE TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20211016 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |