CN208057549U - The hydraulic system of new energy quarry tipper hydraulic lifting and fluid-link steering - Google Patents
The hydraulic system of new energy quarry tipper hydraulic lifting and fluid-link steering Download PDFInfo
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- CN208057549U CN208057549U CN201820574850.6U CN201820574850U CN208057549U CN 208057549 U CN208057549 U CN 208057549U CN 201820574850 U CN201820574850 U CN 201820574850U CN 208057549 U CN208057549 U CN 208057549U
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- 239000002828 fuel tank Substances 0.000 claims abstract description 16
- 239000000446 fuel Substances 0.000 claims abstract description 14
- 230000003028 elevating effect Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 230000006837 decompression Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
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Abstract
The utility model is the hydraulic system of new energy quarry tipper hydraulic lifting and fluid-link steering, fuel tank is connected with fuel feed pump by butterfly valve, wherein fuel tank is equipped with air cleaner, it is in parallel on the fuel feed pump to be equipped with main pump and emergency pump, then collaborated by converging valve, pressure-gradient control valve is equipped with after converging valve again, pressure-gradient control valve branches to steering gear and reversal valve again, and wherein steering gear is exported to steering；Reversal valve is exported to hoisting system；The oil return of steering and hoisting system is back to fuel tank by oil return pipe and confluence block, return filter；It is additionally provided with overflow valve one between fuel feed pump and oil return pipe between pressure-gradient control valve and reversal valve.The existing oil pump feed of the utility model drives two hydraulic systems；The effect of overflow valve one will provide stable lift-off pressures for hydraulic lifting system, so as not to causing stress excessive damage hydraulic lifting system.
Description
Technical field
The utility model is related to quarry tipper hydraulic lifting and hydro-steerings, specifically new energy quarry tipper liquid
The hydraulic system of pressure lifting and fluid-link steering.
Background technology
Existing mine car all hydraulic pressure steering-gear and hydraulic lifting system are two systems, need two power sources i.e. two
Hydraulic pump respectively drives two systems, for new energy vehicle, it is necessary to drive two pumps with two motors, and need two motors
Controller, space layout is difficult, of high cost.
Invention content
Operating mode of the utility model based on magneto variable speed controllable feature and two hydraulic systems, passes through optimization
Hydraulic system realizes that motor drives pump two hydraulic systems of driving, specifically the lifting of new energy quarry tipper and
Steering hydraulic system.
The technical solution of the utility model is the hydraulic pressure system of new energy quarry tipper hydraulic lifting and fluid-link steering thus
System, including fuel tank, the fuel tank are connected with fuel feed pump by butterfly valve, and wherein fuel tank is equipped with air cleaner, and feature exists
In：It is in parallel on the fuel feed pump to be equipped with main pump and emergency pump, then collaborated by converging valve, again equipped with preferential after converging valve
Valve, pressure-gradient control valve branch to steering gear and reversal valve again, and wherein steering gear is exported to steering；Reversal valve is exported to lifting
System；The oil return of steering and hoisting system is back to fuel tank by oil return pipe and confluence block, return filter；In pressure-gradient control valve and change
It is additionally provided with overflow valve one between the fuel feed pump and oil return pipe between valve.
Further improve is：Load-transducing access port LS is also associated between steering gear and pressure-gradient control valve.
Further improve is：Knock-on valve is additionally provided between reversal valve and elevating ram.
Further improve is：It is additionally provided with overflow valve two between knock-on valve and the oil return pipe of hoisting system.
Advantageous effect：
It is in parallel on oil supply loop using main pump and emergent steering pump in the utility model, play the role of fuel feeding, then pass through
The distribution of pressure-gradient control valve to steering gear and reversal valve, dumper hydraulic steering system and hydraulic lifting system can share an oil pump
Work, you can realize that an oil pump feed drives two hydraulic systems；The effect of overflow valve one will provide for hydraulic lifting system
Stable lift-off pressures, so as not to causing stress excessive damage hydraulic lifting system.
Coordinated in the process by main pump or emergency pump and pressure-gradient control valve, hydraulic lifting system does not work when turning, opens
It is worked with small flow；When needing hydraulic lifting system to work, just using pressure-gradient control valve distribution big flow work.
Load-transducing accesses the use of LS, and steering gear can be coordinated to provide suitable pressure to steering.
The effect that knock-on valve is additionally provided between reversal valve and elevating ram is to be sustained elevating ram in quick decompression
The guarantee for rising and providing.
Since hoisting system makes to decline using the dead weight in compartment during declining, such as compartment when compartment is stopped
When mound or dump block, the effect of overflow valve two is to be provided with oil pressure to make it through power dropping, convenient and safe traveling.
Description of the drawings
Fig. 1 is the new energy quarry tipper hydraulic lifting of the utility model and the hydraulic system of fluid-link steering.
1 is fuel tank in figure, and 2 be butterfly valve, and 3 be fuel feed pump, and 4 be return filter, and 5 be air cleaner, and 6 be oil return pipe, 7
It is confluence block, 8 be main pump, and 9 be emergency pump, and 10 be converging valve, and 11 be pressure-gradient control valve, and 12 be steering gear, and 13 be steering, 14-1
It is overflow valve one, 14-2 is overflow valve two, and 15 be reversal valve, and 16 be knock-on valve, and 17 be hoisting system, and LS is load-transducing access
Mouthful.
Specific implementation mode
The utility model is as shown in Figure 1.
The hydraulic system of new energy quarry tipper hydraulic lifting and fluid-link steering, including fuel tank 1, the fuel tank 1 are logical
It crosses butterfly valve 2 and is connected with fuel feed pump 3, wherein fuel tank 1 is equipped with air cleaner 5, in parallel on the fuel feed pump 3 to be equipped with main pump
8 and emergency pump 9, then collaborated by converging valve 10, be equipped with pressure-gradient control valve 11 after converging valve 10 again, pressure-gradient control valve 11 branches to steering again
Device 12 and reversal valve 15, wherein steering gear 12 are exported to steering 13；Reversal valve 15 is exported to hoisting system 17；Steering
13 and the oil return of hoisting system 17 fuel tank 1 is back to by oil return pipe 6 and confluence block 7, return filter 4；In pressure-gradient control valve 11 and change
To being additionally provided with one 14-1 of overflow valve between the fuel feed pump 3 between valve 15 and oil return pipe 6.
Load-transducing access port LS is also associated between steering gear 12 and pressure-gradient control valve 11.
Knock-on valve 16 is additionally provided between reversal valve 15 and elevating ram 17.
It is additionally provided with two 14-2 of overflow valve between knock-on valve 16 and the oil return pipe 6 of hoisting system 17.
The utility model selects the main pump 8 of suitable discharge capacity, suitable rotational speed range by calculating, and main pump 8 uses servo motor
System, and corresponding rotating speed is matched, it determines the torque, rotating speed, power requirement of motor, is lifted according to all hydraulic pressure steering-gear and hydraulic pressure
The operating mode of the system of liter, the Hydraulic System Principle and hydraulic system layout designs pipeline of reasonable design realize new energy mine car hydraulic pressure
Lifting hydraulic system and all hydraulic pressure steering-gear are driven by single pump, cost-effective, reduce chassis space hold.
Claims (4)
1. the hydraulic system of new energy quarry tipper hydraulic lifting and fluid-link steering, including fuel tank, the fuel tank passes through butterfly
Valve is connected with fuel feed pump, and wherein fuel tank is equipped with air cleaner, it is characterised in that：It is in parallel on the fuel feed pump to be equipped with master
Pump and emergent steering pump, then collaborated by converging valve, after converging valve again be equipped with pressure-gradient control valve, pressure-gradient control valve branch to again steering gear and
Reversal valve, wherein steering gear are exported to steering cylinder；Reversal valve is exported to elevating ram；The oil return of steering cylinder and elevating ram
It is back to fuel tank by oil return pipe and confluence block, return filter；Fuel feed pump and oil return pipe between pressure-gradient control valve and reversal valve it
Between be additionally provided with overflow valve one.
2. the hydraulic system of new energy quarry tipper hydraulic lifting and fluid-link steering according to claim 1, feature
It is：Load-transducing access port LS is also associated between steering gear and pressure-gradient control valve.
3. the hydraulic system of new energy quarry tipper hydraulic lifting and fluid-link steering according to claim 1, feature
It is：Knock-on valve is additionally provided between reversal valve and elevating ram.
4. the hydraulic system of new energy quarry tipper hydraulic lifting and fluid-link steering according to claim 3, feature
It is：It is additionally provided with overflow valve two between knock-on valve and the oil return pipe of hoisting system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820574850.6U CN208057549U (en) | 2018-04-23 | 2018-04-23 | The hydraulic system of new energy quarry tipper hydraulic lifting and fluid-link steering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820574850.6U CN208057549U (en) | 2018-04-23 | 2018-04-23 | The hydraulic system of new energy quarry tipper hydraulic lifting and fluid-link steering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208057549U true CN208057549U (en) | 2018-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820574850.6U Active CN208057549U (en) | 2018-04-23 | 2018-04-23 | The hydraulic system of new energy quarry tipper hydraulic lifting and fluid-link steering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208057549U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513347A (en) * | 2019-09-24 | 2019-11-29 | 常州液压成套设备厂有限公司 | A multi-machine one-station hydraulic system |
| CN111152838A (en) * | 2018-11-08 | 2020-05-15 | 扬州盛达特种车有限公司 | Hydraulic integrated control device for mine car steering system and box body lifting system |
| CN112377544A (en) * | 2020-11-20 | 2021-02-19 | 徐州徐工矿业机械有限公司 | Full-working-condition automatic-adjustment electro-hydraulic proportional wet disc brake cooling system and control method |
-
2018
- 2018-04-23 CN CN201820574850.6U patent/CN208057549U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111152838A (en) * | 2018-11-08 | 2020-05-15 | 扬州盛达特种车有限公司 | Hydraulic integrated control device for mine car steering system and box body lifting system |
| CN111152838B (en) * | 2018-11-08 | 2023-08-15 | 潍柴(扬州)特种车有限公司 | Hydraulic integrated control device for mine car steering system and box lifting system |
| CN110513347A (en) * | 2019-09-24 | 2019-11-29 | 常州液压成套设备厂有限公司 | A multi-machine one-station hydraulic system |
| CN112377544A (en) * | 2020-11-20 | 2021-02-19 | 徐州徐工矿业机械有限公司 | Full-working-condition automatic-adjustment electro-hydraulic proportional wet disc brake cooling system and control method |
| CN112377544B (en) * | 2020-11-20 | 2022-02-15 | 徐州徐工矿业机械有限公司 | Full-working-condition automatic-adjustment electro-hydraulic proportional wet disc brake cooling system and control method |
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