CN105437964A - Hydrostatic four-wheel drive system for trackless rubber-tyred command vehicle - Google Patents
Hydrostatic four-wheel drive system for trackless rubber-tyred command vehicle Download PDFInfo
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- CN105437964A CN105437964A CN201510808911.1A CN201510808911A CN105437964A CN 105437964 A CN105437964 A CN 105437964A CN 201510808911 A CN201510808911 A CN 201510808911A CN 105437964 A CN105437964 A CN 105437964A
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Abstract
The invention provides a hydrostatic four-wheel drive system for a trackless rubber-tyred command vehicle, which comprises a power system, a control system, an execution system and an auxiliary system and is characterized in that a hydraulic pump is connected with an engine through a coupling, the hydraulic pump is connected in series with a gear pump through a transitional connection disc to enable main shafts to be coaxial, an oil inlet of the hydraulic pump is connected with a hydraulic oil tank, an oil outlet of the hydraulic pump is connected with four hydraulic motors through a pipeline, and a hydraulic valve group is installed on a passage of the hydraulic pump and the four hydraulic motors. The hydrostatic four-wheel drive system for the trackless rubber-tyred command vehicle is provided with an anti-skid control valve, a parking liquid control valve, a single brake valve and a battery jar and is also provided with a flushing valve, a traveling hydraulic filter, a steering hydraulic oil tank and a steering scavenge filter. The hydrostatic four-wheel drive system for the trackless rubber-tyred command vehicle has the advantages that a transmission process is simple, the mechanical energy is converted to the pressure energy of hydraulic oil through the coupling, the hydraulic pump directly drives the four hydraulic motors, the control performance is good, and the reliability is high.
Description
Technical field
The invention belongs to mine down-hole Work vehicle drive system technical field, is more particularly the hydrostatic 4 wheel driven system of a kind of trackless rubber-tyred command van.
Background technology
At present, the railless free-wheeled vehicle that domestic design manufactures, mostly continue conventional drive form and driving engine is connected with automobile gearbox by power-transfer clutch, automobile gearbox output shaft is connected with back axle by coupler, propons turns to, rear-axle drive, because down-hole road conditions are complicated, chaufeur shift hunting is needed, very sad easy fatigue under this transmission mode.
Indivedual down-hole trackless is had now to start to adopt fluid power system, but still will by the transmission of engine-gearbox-Hydraulic Pump-retarder-HM Hydraulic Motor series of complex, the driving walking of vehicle could be realized, complicated in down-hole road conditions, the gradient has larger fluctuating, needs uphill, downhill repeatedly within several kilometers, complicated driving system easily goes wrong, maintenance of underground inconvenience, delays production efficiency, easily causes the increase of productive costs; Complicated drive system causes car body comparatively large, and narrow road section walking in down-hole is very inconvenient.
Summary of the invention
For overcoming the deficiency of existing drive system technology, the present invention intends providing a kind of intermediate transmission process few, and efficiency is high, the hydrostatic four-wheel drive system of trackless rubber-tyred command van of failure rate is low.
For achieving the above object, the hydrostatic four-wheel drive system of trackless rubber-tyred command van provided by the invention, comprise power system, control system, actuating system and ancillary system, it is characterized in that Hydraulic Pump is connected with driving engine by coupler, Hydraulic Pump is contacted by transition connecting disc and gear type pump, realize main shaft coaxial, described Hydraulic Pump provides power for the hydrostatic four-wheel drive system of trackless rubber-tyred command van, Hydraulic Pump oil inlet is connected with hydraulic reservoir, Hydraulic Pump oil outlet is connected with four HM Hydraulic Motor by pipeline, described HM Hydraulic Motor comprises off front wheel HM Hydraulic Motor, the near front wheel HM Hydraulic Motor, off hind wheel HM Hydraulic Motor and left rear wheel HM Hydraulic Motor.Off front wheel HM Hydraulic Motor and the near front wheel HM Hydraulic Motor are also provided with a steering cylinder, and steering cylinder provides hydraulic oil by gear type pump; Hydraulic valve bank is arranged on the path of Hydraulic Pump and four HM Hydraulic Motor.
The hydrostatic four-wheel drive system of trackless rubber-tyred command van is provided with slip-skid prevention control cock, parking pilot operated valve device, single brake activation valve, storage battery.Slip-skid prevention control cock can the break-make of hydraulic control valve group by electric signal; Parking pilot operated valve device is connected by pipeline and trailing wheel oil parts of stopping; Single brake activation valve controls pilot operated valve device by electric signal, pilot operated valve device hydraulic control pump swash plate, realizes hydrostatic service brake after hydraulic pressure swash plate zero.
The hydrostatic four-wheel drive system path of trackless rubber-tyred command van is also provided with flush valve, walking hydraulic filter and steering hydraulic fuel tank, turns to oil return fil.Flush valve is connected with cooling vessel, and flush valve, from trackless rubber-tyred command van hydrostatic four-wheel drive system path high pressure pipeline section extension hydraulic oil, enters cooling vessel cooling, enters trackless rubber-tyred command van hydrostatic four-wheel drive system path low pressure pipeline section after cooling terminates.Hydraulic oil in walking hydraulic circuit enters walking hydraulic filter by walking hydraulic filter oil inlet, walking hydraulic filter oil outlet is connected with hydraulic reservoir, walking hydraulic filter filters the hydraulic oil in running gear, and the hydraulic oil after filtration comes back to hydraulic reservoir; Steering hydraulic oil in steering hydraulic hydraulic circuit comes back to steering hydraulic fuel tank through turning to oil return fil to filter.
The invention has the beneficial effects as follows: the hydrostatic four-wheel drive system transmission process of this trackless rubber-tyred command van is simple, be the pressure energy of hydraulic oil by coupler by changes mechanical energy, Hydraulic Pump Direct driver four HM Hydraulic Motor, handling is good, and reliability is high.
Accompanying drawing illustrates:
Accompanying drawing 1 is structural representation of the present invention;
In accompanying drawing: 1. off front wheel HM Hydraulic Motor, 2. parking pilot operated valve device, 3. driving engine, 4. hydraulic valve bank, 5. off hind wheel HM Hydraulic Motor, 6. the near front wheel HM Hydraulic Motor, 7. Hydraulic Pump, 8. cooling vessel, 9. walking hydraulic filter, 10. hydraulic reservoir, 11. flush valves, 12. left rear wheel HM Hydraulic Motor, 13. slip-skid prevention control cock, 14. pilot operated valve device, 15. single brake activation valves, 16. turn to oil return fil, 17 gear type pumps, 18. steering hydraulic fuel tanks, 19. steering boxs, 20. steering cylinders.
Detailed description of the invention:
For making object of the invention process, technical scheme and advantage clearly, below in conjunction with accompanying drawing of the present invention, the present invention is further described in more detail.
In the description of this invention; it will be appreciated that the orientation of instruction or the description of position relationship are based on orientation shown in the drawings or position relationship; only the present invention for convenience of description and simplified characterization; instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limiting the scope of the invention.
In FIG, the hydrostatic four-wheel drive system of trackless rubber-tyred command van provided by the invention, comprises power system, control system, actuating system and ancillary system, and power system comprises Hydraulic Pump 7 and gear type pump 17; Control system comprises slip-skid prevention control cock 13, parking pilot operated valve device 2, single brake activation valve 15, storage battery; Actuating system comprises HM Hydraulic Motor and steering cylinder 20; Ancillary system comprises flush valve 11, walking hydraulic filter 9, turns to oil return fil 16, steering hydraulic fuel tank 18; It is characterized in that Hydraulic Pump 7 is connected with driving engine 3 by coupler, Hydraulic Pump 7 is contacted by transition connecting disc and gear type pump 17, and realize main shaft coaxial, gear type pump 17 is gone here and there on Hydraulic Pump 7, mainly for turn to and auxiliary mechanism provides power.Described Hydraulic Pump 7 provides power for the hydrostatic four-wheel drive system of trackless rubber-tyred command van, Hydraulic Pump 7 oil inlet is connected with hydraulic reservoir 10, Hydraulic Pump 7 oil outlet is connected with four HM Hydraulic Motor by pipeline, and described HM Hydraulic Motor comprises off front wheel HM Hydraulic Motor 1, the near front wheel HM Hydraulic Motor 6, off hind wheel HM Hydraulic Motor 5 and left rear wheel HM Hydraulic Motor 12.Off front wheel HM Hydraulic Motor 1 and the near front wheel HM Hydraulic Motor 6 are also provided with a steering cylinder 20, and steering cylinder 20 provides hydraulic oil by gear type pump 17, and mechanics controls the action of steering cylinder 20 by steering box 19; Hydraulic valve bank 4 is arranged on the path of Hydraulic Pump 7 and four HM Hydraulic Motor.
The hydrostatic four-wheel drive system of trackless rubber-tyred command van is provided with slip-skid prevention control cock 13, parking pilot operated valve device 2, single brake activation valve 15, storage battery.Slip-skid prevention control cock 13 can the break-make of hydraulic control valve group 4 by electric signal, thus control the break-make of off front wheel HM Hydraulic Motor 1, the break-make of the near front wheel HM Hydraulic Motor 6 path and off hind wheel HM Hydraulic Motor 5, left rear wheel HM Hydraulic Motor 12 path, realize 4 wheel driven and two drive between conversion, prevent vehicle under low-lying, muddy ground condition, occurring tyre skidding and cast anchor.Parking pilot operated valve device 2 is connected by pipeline and trailing wheel oil parts of stopping, and promptly can act in left rear wheel HM Hydraulic Motor 12 and off hind wheel HM Hydraulic Motor 5, realize emergency braking.Single brake activation valve 15 controls pilot operated valve device 14 by electric signal, pilot operated valve device 14 hydraulic control pump 7 swash plate, realizes hydrostatic service brake after hydraulic pressure swash plate zero.
The hydrostatic four-wheel drive system path of trackless rubber-tyred command van is also provided with flush valve 11 and walking hydraulic filter 9.Flush valve 11 is connected with cooling vessel 8, and flush valve 11, from trackless rubber-tyred command van hydrostatic four-wheel drive system path high pressure pipeline section extension hydraulic oil, enters cooling vessel 8 and cools, and enters trackless rubber-tyred command van hydrostatic four-wheel drive system path low pressure pipeline section after cooling terminates.Hydraulic oil in walking hydraulic circuit enters walking hydraulic filter 9 by hydraulic moving hydraulic filter 9 oil inlet, walking hydraulic filter 9 oil outlet is connected with hydraulic reservoir 10, hydraulic oil in walking hydraulic filter 9 pairs of systems filters, and the hydraulic oil after filtration comes back to hydraulic reservoir 10; Steering hydraulic oil in steering hydraulic hydraulic circuit comes back to steering hydraulic fuel tank 18 through turning to oil return fil 16 to filter.
When the hydrostatic four-wheel drive system of trackless rubber-tyred command van works, driving engine provides power by coupler directly to Hydraulic Pump, be the pressure energy of hydraulic oil by changes mechanical energy, then Hydraulic Pump 7 Direct driver four HM Hydraulic Motor, transmission process is simple, no longer needs change speed gear box, the devices such as retarder, handling is good, reliability is high, and load is large, and later maintenance is simple.
Claims (3)
1. the hydrostatic four-wheel drive system of trackless rubber-tyred command van, comprises power system, control system, actuating system and ancillary system, and power system comprises Hydraulic Pump (7) and gear type pump (17); Control system comprises slip-skid prevention control cock (13), parking pilot operated valve device (2), single brake activation valve (15), storage battery; Actuating system comprises HM Hydraulic Motor and steering cylinder (20); Ancillary system comprises flush valve (11), walking hydraulic filter (9), turns to oil return fil (16), steering hydraulic fuel tank (18); Hydraulic Pump (7) is connected with driving engine (3) by coupler, Hydraulic Pump (7) is contacted by transition connecting disc and gear type pump (17), realize main shaft coaxial, gear type pump (17) string is on Hydraulic Pump (7), Hydraulic Pump (7) oil inlet is connected with hydraulic reservoir (10), Hydraulic Pump (7) oil outlet is connected with four HM Hydraulic Motor by pipeline, and described HM Hydraulic Motor comprises off front wheel HM Hydraulic Motor (1), the near front wheel HM Hydraulic Motor (6), off hind wheel HM Hydraulic Motor (5) and left rear wheel HM Hydraulic Motor (12); It is characterized in that: off front wheel HM Hydraulic Motor (1) and the near front wheel HM Hydraulic Motor (6) are also provided with a steering cylinder (20), steering cylinder (20) provides hydraulic oil by gear type pump (17), mechanics is connected with steering cylinder (20) by steering box (19), and hydraulic valve bank (4) is arranged on the path of Hydraulic Pump (7) and four HM Hydraulic Motor.
2. the hydrostatic four-wheel drive system of trackless rubber-tyred command van as claimed in claim 1, it is characterized in that described hydraulic valve bank (4) is connected with the slip-skid prevention control cock (13) being controlled its break-make by electric signal, parking pilot operated valve device (2) is connected by pipeline and trailing wheel oil parts of stopping; Pilot operated valve device (14) is connected with the single brake activation valve (15) being controlled its action by electric signal.
3. the hydrostatic four-wheel drive system of trackless rubber-tyred command van as claimed in claim 1, it is characterized in that described flush valve (11) is connected with cooling vessel (8), walking hydraulic filter (9) oil inlet is connected with walking hydraulic circuit, and walking hydraulic filter (9) oil outlet is connected with hydraulic reservoir (10); Turn to oil return fil (16) oil inlet to be connected with steering hydraulic hydraulic circuit, turn to oil return fil (16) oil outlet to be connected with steering hydraulic fuel tank (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510808911.1A CN105437964A (en) | 2015-11-23 | 2015-11-23 | Hydrostatic four-wheel drive system for trackless rubber-tyred command vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510808911.1A CN105437964A (en) | 2015-11-23 | 2015-11-23 | Hydrostatic four-wheel drive system for trackless rubber-tyred command vehicle |
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| CN105437964A true CN105437964A (en) | 2016-03-30 |
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| CN201510808911.1A Pending CN105437964A (en) | 2015-11-23 | 2015-11-23 | Hydrostatic four-wheel drive system for trackless rubber-tyred command vehicle |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678097A (en) * | 2017-02-23 | 2017-05-17 | 洛阳理工学院 | Walking driving system used for hydraulic four-wheel drive agricultural machine |
| CN106837903A (en) * | 2016-12-14 | 2017-06-13 | 湖北合加环境设备有限公司 | A kind of small four-wheel hydraulic-driven Multifunction outdoor Operation Van walking closed type hydraulic system |
| CN107009892A (en) * | 2017-05-24 | 2017-08-04 | 滨州市农业机械化科学研究所 | A kind of implement porter of hydrostatic drive |
| CN107620250A (en) * | 2017-09-28 | 2018-01-23 | 南通威而多专用汽车制造有限公司 | Pen machine boost motor |
| CN108382200A (en) * | 2018-04-24 | 2018-08-10 | 江苏四明工程机械有限公司 | Non-rice habitats machine-walking 4 wheel driven electrohydraulic control system |
| CN109050504A (en) * | 2018-09-30 | 2018-12-21 | 徐州徐工环境技术有限公司 | Ramp auxiliary braking system and its control method based on the electro-hydraulic hydrostatic drive road sweeper jointly controlled |
| CN113173147A (en) * | 2021-04-19 | 2021-07-27 | 郑州宇通重工有限公司 | Hybrid brake system and hydraulic drive transportation equipment |
| CN113785695A (en) * | 2021-10-11 | 2021-12-14 | 中国铁建重工集团股份有限公司 | Wheel limit hydraulic drive traveling system and cotton picker |
| CN115593222A (en) * | 2022-12-16 | 2023-01-13 | 徐州徐工基础工程机械有限公司（Cn） | Four-wheel drive hydrostatic traveling system and vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2221516A (en) * | 1988-08-03 | 1990-02-07 | John Selby Greene | Hydraulic transmission system |
| CN101108638A (en) * | 2007-08-20 | 2008-01-23 | 煤炭科学研究总院太原研究院 | Trackless rubber wheel shuttle car for short wall mining |
| CN201272419Y (en) * | 2008-06-27 | 2009-07-15 | 宁波汉邦机械有限公司 | Mining anti-explosion diesel engine railless rubber-tired cart |
| CN201685704U (en) * | 2010-04-14 | 2010-12-29 | 安徽工程科技学院 | Electric forklift hydraulic device used with single power source |
| CN103072623A (en) * | 2012-11-17 | 2013-05-01 | 深圳市德塔电动汽车科技有限公司 | Braking and steering system of anti-explosion electric trackless rubber-tyred vehicle |
| CN203835256U (en) * | 2014-04-04 | 2014-09-17 | 连云港天宏装备制造有限公司 | Self-travelling integrated horizontal directional drilling machine |
| CN205273184U (en) * | 2015-11-23 | 2016-06-01 | 山东力士泰装备制造有限公司 | Hydrostatic 4 wheel driven system of trolley -bus rubber tyer command car |
-
2015
- 2015-11-23 CN CN201510808911.1A patent/CN105437964A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2221516A (en) * | 1988-08-03 | 1990-02-07 | John Selby Greene | Hydraulic transmission system |
| CN101108638A (en) * | 2007-08-20 | 2008-01-23 | 煤炭科学研究总院太原研究院 | Trackless rubber wheel shuttle car for short wall mining |
| CN201272419Y (en) * | 2008-06-27 | 2009-07-15 | 宁波汉邦机械有限公司 | Mining anti-explosion diesel engine railless rubber-tired cart |
| CN201685704U (en) * | 2010-04-14 | 2010-12-29 | 安徽工程科技学院 | Electric forklift hydraulic device used with single power source |
| CN103072623A (en) * | 2012-11-17 | 2013-05-01 | 深圳市德塔电动汽车科技有限公司 | Braking and steering system of anti-explosion electric trackless rubber-tyred vehicle |
| CN203835256U (en) * | 2014-04-04 | 2014-09-17 | 连云港天宏装备制造有限公司 | Self-travelling integrated horizontal directional drilling machine |
| CN205273184U (en) * | 2015-11-23 | 2016-06-01 | 山东力士泰装备制造有限公司 | Hydrostatic 4 wheel driven system of trolley -bus rubber tyer command car |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837903A (en) * | 2016-12-14 | 2017-06-13 | 湖北合加环境设备有限公司 | A kind of small four-wheel hydraulic-driven Multifunction outdoor Operation Van walking closed type hydraulic system |
| CN106678097A (en) * | 2017-02-23 | 2017-05-17 | 洛阳理工学院 | Walking driving system used for hydraulic four-wheel drive agricultural machine |
| CN107009892A (en) * | 2017-05-24 | 2017-08-04 | 滨州市农业机械化科学研究所 | A kind of implement porter of hydrostatic drive |
| CN107009892B (en) * | 2017-05-24 | 2023-07-21 | 滨州市农业机械化科学研究所 | Hydrostatic drive's self-propelled chassis |
| CN107620250A (en) * | 2017-09-28 | 2018-01-23 | 南通威而多专用汽车制造有限公司 | Pen machine boost motor |
| CN108382200A (en) * | 2018-04-24 | 2018-08-10 | 江苏四明工程机械有限公司 | Non-rice habitats machine-walking 4 wheel driven electrohydraulic control system |
| CN108382200B (en) * | 2018-04-24 | 2023-11-10 | 江苏四明工程机械有限公司 | Non-road mechanical walking four-wheel drive electrohydraulic control system |
| CN109050504A (en) * | 2018-09-30 | 2018-12-21 | 徐州徐工环境技术有限公司 | Ramp auxiliary braking system and its control method based on the electro-hydraulic hydrostatic drive road sweeper jointly controlled |
| CN109050504B (en) * | 2018-09-30 | 2023-09-26 | 徐州徐工环境技术有限公司 | Hill auxiliary braking system of hydrostatic drive road sweeper based on electrohydraulic combined control and control method thereof |
| CN113173147A (en) * | 2021-04-19 | 2021-07-27 | 郑州宇通重工有限公司 | Hybrid brake system and hydraulic drive transportation equipment |
| CN113785695A (en) * | 2021-10-11 | 2021-12-14 | 中国铁建重工集团股份有限公司 | Wheel limit hydraulic drive traveling system and cotton picker |
| CN115593222A (en) * | 2022-12-16 | 2023-01-13 | 徐州徐工基础工程机械有限公司（Cn） | Four-wheel drive hydrostatic traveling system and vehicle |
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Application publication date: 20160330 |
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