CN206990174U - A kind of torque generator test system - Google Patents
A kind of torque generator test system Download PDFInfo
- Publication number
- CN206990174U CN206990174U CN201720678784.2U CN201720678784U CN206990174U CN 206990174 U CN206990174 U CN 206990174U CN 201720678784 U CN201720678784 U CN 201720678784U CN 206990174 U CN206990174 U CN 206990174U
- Authority
- CN
- China
- Prior art keywords
- valve
- torque generator
- fuel tank
- flow stabilizing
- bypass type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 30
- 239000002828 fuel tank Substances 0.000 claims abstract description 26
- 239000003921 oil Substances 0.000 description 30
- 239000012530 fluid Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241000209094 Oryza Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
The utility model discloses a kind of torque generator test system, for testing torque generator, including fuel tank, quantitative oil pump group of motors, bypass type flow stabilizing valve and counterbalance valve, bypass type flow stabilizing valve and counterbalance valve are separately positioned on the P mouths and T mouths of the torque generator, and fuel tank, quantitative oil pump group of motors, bypass type flow stabilizing valve, torque generator and counterbalance valve form series loop；System overflow valve is parallel between bypass type flow stabilizing valve and torque generator；Control system is parallel between counterbalance valve and fuel tank, control system includes two-bit triplet reversal valve and two remote-control pressure control valves, two-bit triplet reversal valve connects the pilot port of counterbalance valve, two outlets of two-bit triplet reversal valve connect remote-control pressure control valve respectively, remote-control pressure control valve is connected with series loop, it is simple to operate, stable performance, it is easy to the torque generator test system safeguarded.
Description
Technical field
Hydraulic system field is the utility model is related to, more particularly to a kind of torque generator test system.
Background technology
Hydraulic energy transfer can be mechanical energy by torque generator, inputted smaller moment of torsion and be obtained with high torque, its
Rotate flexibly, rapid operation, emergency can realize manual steering, be widely used in running on wheels particularly high-speed rice rice transplanting
Machine.
Torque generator part entrucking in the market carries out on-the-ground test, and efficiency is slow, dismounting trouble；Part is using complicated
System, cumbersome, pilot system stability is bad, and component cost is high.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of simple to operate, stable performance, is easy to the torsion safeguarded
Square generator test system, to solve caused above-mentioned multinomial defect in the prior art.
To achieve the above object, the utility model provides following technical scheme：A kind of torque generator test system, use
In test torque generator, including fuel tank, quantitative oil pump group of motors, bypass type flow stabilizing valve and counterbalance valve, bypass type flow stabilizing valve and
Counterbalance valve is separately positioned on the P mouths and T mouths of the torque generator, fuel tank, quantitative oil pump group of motors, bypass type flow stabilizing valve, torsion
Square generator and counterbalance valve form series loop；System overflow valve is parallel between bypass type flow stabilizing valve and torque generator；The back of the body
Control system is parallel between pressure valve and fuel tank, control system includes two-bit triplet reversal valve and two remote-control pressure control valves,
Two-bit triplet reversal valve connects the pilot port of counterbalance valve, and two outlets of two-bit triplet reversal valve connect remote pressure control respectively
Valve, remote-control pressure control valve are connected with series loop.
Preferably, the series loop is provided with ball valve between fuel tank and quantitative oil pump group of motors；Quantitative oil pump group of motors
Check valve is provided between bypass type flow stabilizing valve.
Preferably, the series loop is provided with filter between check valve and bypass type flow stabilizing valve；The control system
Filter paper is provided between fuel tank.
Preferably, the series loop is respectively equipped with system pressure in the P mouths and T mouths of system overflow valve and torque generator
Collector, P mouths pressure acquisition devices and T mouth pressure acquisition devices.
Preferably, oil temperature heater is provided with the fuel tank, the series loop is provided with cooling-cycle device.
Beneficial effect using above technical scheme is：The oil pump output constant flow rate of the utility model structure, bypass type
Flow stabilizing valve is shunted, and the constant test flows of 10L, excess traffic oil return box are provided for torque generator；2 groups of Hydraulic Elements are matched somebody with somebody
It is stable to close performance, it is easy to maintenance, it instead of expensive variable pump and obtain regime flow with flowmeter, reduce experiment
The purchase cost of systematic part, oil pump output constant flow rate, bypass type flow stabilizing valve are shunted, and 10L is provided for torque generator
Constant test flow, excess traffic oil return box；2 groups of Hydraulic Elements are used cooperatively stable performance, easy to maintenance, instead of price
Expensive variable pump obtains regime flow with flowmeter, reduces the purchase cost of pilot system part.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Wherein, 1-- fuel tanks, 2-- ball valves, 3-- quantitative oil pumps group of motors, 4-- check valves, 5-- filters, 6-- bypass types
Flow stabilizing valve, 71-- systems overflow valve, 72-- counterbalance valves, 81-- system pressures collector, 82--P mouths pressure acquisition devices, 83--T mouths
Pressure acquisition devices, 9-- torque generators, 10-- two-bit triplets reversal valve, 101-- remote-control pressure control valves, 11-- cooling circulations
Device, 12-- filter paper, 13-- oil temperature heaters.
Embodiment
Describe preferred embodiment of the present utility model in detail below in conjunction with the accompanying drawings.
Fig. 1 shows specific embodiment of the present utility model：A kind of test system of torque generator 9, for testing moment of torsion
Generator 9, including fuel tank 1, quantitative oil pump group of motors 3, bypass type flow stabilizing valve 6 and counterbalance valve 72, bypass type flow stabilizing valve 6 and back pressure
Valve 72 is separately positioned on the P mouths and T mouths of the torque generator 9, fuel tank 1, quantitative oil pump group of motors 3, bypass type flow stabilizing valve 6,
Torque generator 9 and counterbalance valve 72 form series loop；System is parallel between bypass type flow stabilizing valve 6 and torque generator 9 to overflow
Flow valve 71；Control system is parallel between counterbalance valve 72 and fuel tank 1, control system includes two-bit triplet reversal valve 10 and two remote
Stroke pressure control valve 101, two-bit triplet reversal valve 10 connect the pilot port of counterbalance valve 72, and two of two-bit triplet reversal valve 10 go out
Mouth connects remote-control pressure control valve 101 respectively, and remote-control pressure control valve 101 is connected with series loop.
Series loop is provided with ball valve 2 between fuel tank 1 and quantitative oil pump group of motors 3；Quantitative oil pump group of motors 3 and bypass type
Check valve 4 is provided between flow stabilizing valve 6；Series loop is provided with filter 5 between check valve 4 and bypass type flow stabilizing valve 6；The control
Filter paper 12 is provided between system processed and fuel tank 1；Series loop is distinguished in the P mouths and T mouths of system overflow valve 71 and torque generator 9
Provided with system pressure collector 81, P mouths pressure acquisition devices 82 and T mouths pressure acquisition devices 83；Oil temperature heater is provided with fuel tank 1
13, the series loop is provided with cooling-cycle device 11.
The fuel tank and quantitative oil pump group of motors 3 that the connect band liquid level of ball valve 2 is shown；Check valve connects the outlet of Oil pump electrical machinery group 3,
And connect filter 5；Test fluid enters bypass type flow stabilizing valve 6 after filtering, and flow stabilizing valve provides the stable flows of 10L/min and entered
Enter torque generator P mouths, the direct oil return box of unnecessary flow；In the indirect overflow of bypass type flow stabilizing valve 6 and torque generator P mouths
Valve 71, after test oil liquid pressure is too high exceedes the value that system overflow valve 71 is set, system overflow valve 71 is opened, and hydraulic oil is direct
Oil return box, ensure system safety；Pressure acquisition devices are being set close to system overflow valve end, observing system pressure, are being sent out close to moment of torsion
Pressure condition when raw device P mouths end sets pressure acquisition devices observation torque generator work；Fluid is tested to enter after torque generator from T
Mouth goes out, and to counterbalance valve 72, pressure acquisition devices is being set close to torque generator T mouths, to observe torque generator work under different back pressures
Make situation；There is the magnet coil 1DT of control guide on counterbalance valve 72, pilot port connects two-bit triplet reversal valve 1010, there is electricity thereon
Magnetic coil 2DT, two-bit triplet reversal valve 10 measure mouth and connect two remote-control pressure control valves 101 respectively；The oil return of overflow valve is passed through
Cooling-cycle device 11 and filter paper 12 return to fuel tank；Test fluid in the fuel tank temperature in the presence of oil-temperature control device 13 is tieed up
Hold in a constant range.
Above-mentioned fuel tank 1 shows with liquid level while has oil temperature heater, when test oil liquid temperature it is low when oil temperature heater
13 start heating test fluid；When continuous firing test oil liquid temperature spends high, cooling back installation 11 starts, and fluid is dropped
Temperature.
Above-mentioned Oil pump electrical machinery group uses constant displacement pump gas-distributing motor, and bypass type flow stabilizing valve 6 to be used together, oil pump output steady flow
Amount, bypass type flow stabilizing valve are shunted, and the constant test flows of 10L/min, excess traffic oil return box are provided for torque generator；
2 groups of Hydraulic Elements are used cooperatively stable performance, easy to maintenance, instead of expensive variable pump and obtain stationary flow with flowmeter
Amount, reduce the purchase cost of pilot system part.
Above-mentioned pressure acquisition devices (81~83) are compareed using pressure sensor and pressure gauge, it is ensured that test data accuracy.
Above-mentioned counterbalance valve 72, two-bit triplet reversal valve 10, remote-control pressure control valve 101 are used cooperatively, when not needing back pressure
When, the magnet coil 1DT of counterbalance valve 72 is opened, and counterbalance valve off-load, torque generator T mouths are without back pressure；When needing 6.3MPa back pressures
When testing torque generator internal leakage, magnet coil 1DT dead electricity.Counterbalance valve pilot port fluid enters two-bit triplet reversal valve, and two
The position three-way diverter valve left side opens fluid and enters remote-control pressure control valve 1, obtains 6.3MPa pressure, now torque generator obtains
6.3MPa back pressures, internal leakage test is completed, when needing to obtain 12MPa back pressures test sealing property, open magnet coil 2DT, two
Position three-way diverter valve is switched to the right, and fluid enters remote-control pressure control valve 2, obtains 12MPa pressure, now torque generator T
Mouth obtains 12MPa back pressures, completes sealing property test.Different back pressures are obtained by switching solenoid valve coil, it is simple to operate.
Above-mentioned filter 5 and filter paper 12 are used cooperatively, impurity screening, it is ensured that oil cleanliness.
Above-described is only preferred embodiment of the present utility model, it is noted that for the ordinary skill of this area
For personnel, on the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.
Claims (5)
1. a kind of torque generator test system, for testing torque generator, it is characterised in that including fuel tank, quantitative oil pump
Group of motors, bypass type flow stabilizing valve and counterbalance valve, bypass type flow stabilizing valve and counterbalance valve are separately positioned on the P mouths of the torque generator
And T mouths, fuel tank, quantitative oil pump group of motors, bypass type flow stabilizing valve, torque generator and counterbalance valve form series loop；Bypass type
System overflow valve is parallel between flow stabilizing valve and torque generator；Control system, control system are parallel between counterbalance valve and fuel tank
Uniting includes two-bit triplet reversal valve and two remote-control pressure control valves, the pilot port of two-bit triplet reversal valve connection counterbalance valve, and two
Two outlets of position three-way diverter valve connect remote-control pressure control valve respectively, and remote-control pressure control valve is connected with series loop.
2. torque generator test system according to claim 1, it is characterised in that the series loop is in fuel tank and determines
Ball valve is provided between dispensing pump group of motors；Check valve is provided between quantitative oil pump group of motors and bypass type flow stabilizing valve.
3. torque generator test system according to claim 1, it is characterised in that the series loop in check valve and
Filter is provided between bypass type flow stabilizing valve；Filter paper is provided between the control system and fuel tank.
4. torque generator test system according to claim 1, it is characterised in that the series loop is in system overflow
The P mouths and T mouths of valve and torque generator are respectively equipped with system pressure collector, P mouths pressure acquisition devices and T mouth pressure acquisition devices.
5. torque generator test system according to claim 1, it is characterised in that oil temperature is provided with the fuel tank and is heated
Device, the series loop are provided with cooling-cycle device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720678784.2U CN206990174U (en) | 2017-06-12 | 2017-06-12 | A kind of torque generator test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720678784.2U CN206990174U (en) | 2017-06-12 | 2017-06-12 | A kind of torque generator test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206990174U true CN206990174U (en) | 2018-02-09 |
Family
ID=61396538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720678784.2U Expired - Fee Related CN206990174U (en) | 2017-06-12 | 2017-06-12 | A kind of torque generator test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206990174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110873092A (en) * | 2019-12-13 | 2020-03-10 | 油威力液压科技股份有限公司 | Electromagnetic reversing valve life reliability test hydraulic system |
-
2017
- 2017-06-12 CN CN201720678784.2U patent/CN206990174U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110873092A (en) * | 2019-12-13 | 2020-03-10 | 油威力液压科技股份有限公司 | Electromagnetic reversing valve life reliability test hydraulic system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180209 Termination date: 20210612 |