CN201991854U - Hydraulic system and rail-road car - Google Patents
Hydraulic system and rail-road car Download PDFInfo
- Publication number
- CN201991854U CN201991854U CN2011201272170U CN201120127217U CN201991854U CN 201991854 U CN201991854 U CN 201991854U CN 2011201272170 U CN2011201272170 U CN 2011201272170U CN 201120127217 U CN201120127217 U CN 201120127217U CN 201991854 U CN201991854 U CN 201991854U
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- oil
- hydraulic system
- communicated
- gear pump
- 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
Images
Landscapes
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
The utility model provides a hydraulic system and a rail-road car. The hydraulic system comprises an oil tank, an oil conveying pipe, a pressurizing device and at least one guide device; the pressurizing device comprises a manual hydraulic device and an automatic hydraulic device, which are parallel to each other, the manual hydraulic device comprises a first retaining valve and a manual hydraulic pump, the automatic hydraulic device comprises a second retaining valve and a gear pump, the oil inlet of the manual hydraulic pump and the oil inlet of the gear pump are respectively communicated with the oil tank, the oil outlet of the manual hydraulic pump is communicated with the oil conveying pipe through the first retaining valve, and the oil outlet of the gear pump is communicated with the conveying pipe through the second retaining valve; and the guide device comprises a reversing valve and a hydraulic cylinder, and the hydraulic cylinder is communicated with the oil conveying pipe through the reversing valve. The reliability of the rail-road car can be improved through the hydraulic system.
Description
Technical field
The utility model relates to vehicle arrangement, relates in particular to a kind of hydraulic system and autorail.
Background technique
At present, autorail both can travel on highway because of it, can move on railway again, was widely used in the rail transport industry.Operations such as autorail is generally used for rail traction, repairing, constructs and speedily carries out rescue work, autorail of the prior art mainly comprises: underframe, driver's cab, tire, upper saw pulley and power plant.Driver's cab and power plant are assemblied in underframe top, and tire is arranged on the bottom of underframe, and upper saw pulley is hinged on the bottom of underframe by support, rotate by the power plant tire on the drive wheels autorail is travelled.When moving on highway, autorail can be by tire running on highway; When on railway, moving,, the upper saw pulley rotation is put down be resisted against on the guide rail, under the leading role of upper saw pulley, autorail is travelled along guide rail by swinging mounting.When autorail of the prior art descends railway behind the railway operation end-of-job, upper saw pulley need be packed up, occur easily that upper saw pulley and guide rail bear against together and can't regain upper saw pulley by swinging mounting, cause autorail can't leave railway, and cause autorail to use.Therefore, the reliability of autorail of the prior art is lower.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of hydraulic system and autorail are provided, solve the lower defective of reliability of autorail in the prior art, realize improving by hydraulic system the reliability of autorail.
The technological scheme that the utility model provides is that a kind of hydraulic system comprises: fuel tank, transport pipe, pressurization device and at least one guiding device; Described pressurization device comprises manual hydraulic device and the automatic hydraulic device that is arranged in parallel, described manual hydraulic device comprises first one-way valve and hydraulic hand-pump, described automatic hydraulic device comprises second one-way valve and gear pump, the filler opening of described hydraulic hand-pump and the filler opening of described gear pump are communicated with described fuel tank respectively, the oil outlet of described hydraulic hand-pump is communicated with described transport pipe by described first one-way valve, and the oil outlet of described gear pump is communicated with described transport pipe by described second one-way valve; Described guiding device comprises selector valve and oil hydraulic cylinder, and described oil hydraulic cylinder is communicated with described transport pipe by described selector valve.
The hydraulic system that the utility model provides, flexible by the oil hydraulic cylinder that pressurization device drives in the guiding device, and can rotate by the support of upper saw pulley in the Driven by Hydraulic Cylinder autorail, thereby realize falling or packing up of upper saw pulley automatically, owing to push or pull by the support of oil hydraulic cylinder to upper saw pulley, even if upper saw pulley and guide rail occurring bears against together closely, also can upper saw pulley be packed up by oil hydraulic cylinder, guarantee that autorail normally uses, improved the reliability of autorail.In addition, because pressurization device comprises manual hydraulic device and the automatic hydraulic device that is arranged in parallel, when the automatic hydraulic device breaks down, operator can manual drives hand-hydraulic pump operation, make the oil hydraulic cylinder of pressurization device in the guiding device supply with high pressure oil, guarantee that hydraulic system normally moves, more help improving the reliability of autorail.
Aforesaid hydraulic system, in order to make the stable high pressure oil of transport pipe output, hydraulic system also comprises relief valve, described relief valve is communicated with described oil outlet tube.
Aforesaid hydraulic system, described relief valve are electromagnetic relief valve, and described selector valve is a solenoid directional control valve.
Aforesaid hydraulic system, for the impurity that reduces in the fuel tank enters into gear pump, described automatic hydraulic device also comprises filter, the filler opening of described gear pump is communicated with described fuel tank by described filter.
Aforesaid hydraulic system, described filter are self sealing oil suction filter.
Aforesaid hydraulic system, described automatic hydraulic device also comprises drive unit, described drive unit and described gear pump are in transmission connection.
Aforesaid hydraulic system, described drive unit are motor or motor.
Aforesaid hydraulic system, described automatic hydraulic device also comprises gearbox, described drive unit is in transmission connection by described gearbox and described gear pump.
The technological scheme that the utility model provides is that a kind of autorail comprises underframe and the upper saw pulley that is arranged on the described underframe, also comprises aforesaid hydraulic system; One end and the described underframe of the oil hydraulic cylinder in the described hydraulic system are hinged, and the other end of described oil hydraulic cylinder and the support of described upper saw pulley are hinged.
The autorail that the utility model provides, flexible by the oil hydraulic cylinder that pressurization device drives in the guiding device, and can rotate by the support of upper saw pulley in the Driven by Hydraulic Cylinder autorail, thereby realize falling or packing up of upper saw pulley automatically, owing to push or pull by the support of oil hydraulic cylinder to upper saw pulley, even if upper saw pulley and guide rail occurring bears against together closely, also can upper saw pulley be packed up by oil hydraulic cylinder, guarantee that autorail normally uses, improved the reliability of autorail.In addition, because pressurization device comprises manual hydraulic device and the automatic hydraulic device that is arranged in parallel, when the automatic hydraulic device breaks down, operator can manual drives hand-hydraulic pump operation, make the oil hydraulic cylinder of pressurization device in the guiding device supply with high pressure oil, guarantee that hydraulic system normally moves, more help improving the reliability of autorail.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is embodiments more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the utility model hydraulic system embodiment's a structural representation;
Fig. 2 is the utility model autorail embodiment's a structural representation.
Embodiment
For the purpose, technological scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technological scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment who is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the utility model hydraulic system embodiment's a structural representation.As shown in Figure 1, the present embodiment hydraulic system comprises: fuel tank 1, transport pipe 3, pressurization device and at least one guiding device 4; Pressurization device comprises manual hydraulic device 21 and the automatic hydraulic device 22 that is arranged in parallel, manual hydraulic device 21 comprises first one-way valve 212 and hydraulic hand-pump 211, automatic hydraulic device 22 comprises second one-way valve 222 and gear pump 221, the filler opening (not shown) of filler opening of hydraulic hand-pump 211 (not shown) and gear pump 221 is communicated with fuel tank 1 respectively, the oil outlet of hydraulic hand-pump 211 (not shown) is communicated with transport pipe 3 by first one-way valve 212, and the oil outlet of gear pump 221 (not shown) is communicated with transport pipe 3 by second one-way valve 222; Guiding device 4 comprises selector valve 42 and oil hydraulic cylinder 41, and oil hydraulic cylinder 41 is communicated with transport pipe 3 by selector valve 42.
Particularly, the pressurization device in the present embodiment hydraulic system is used for providing high pressure oil to guiding device 4, thereby by oil hydraulic cylinder 41 expanding-contracting actions in the selector valve 42 control guiding devices 4.The present embodiment hydraulic system is assembled in the autorail to be used, one end of oil hydraulic cylinder 41 and the underframe of autorail are hinged, the support of upper saw pulley is hinged in the other end of oil hydraulic cylinder 41 and the autorail, by the stretching operation of oil hydraulic cylinder 41, realize putting down or packing up of upper saw pulley.Can apply enough big thrust or pulling force to the support of upper saw pulley by the present embodiment hydraulic system, guarantee that upper saw pulley puts down and pack up operation normally.Wherein, pressurization device in the present embodiment comprises manual hydraulic device 21 and the automatic hydraulic device 22 that is arranged in parallel, after gear pump 221 in the automatic hydraulic device 22 is subjected to drive running, oil in the fuel tank 1 is become high pressure oil to be transported in the transport pipe 3 for guiding device 4 uses by second one-way valve 222, at this moment, be in the back pressure state at first one-way valve 212.When automatic hydraulic device 22 breaks down can't move the time, operator can be by 211 runnings of manually-operable hydraulic hand-pump, oil in hydraulic hand-pump 211 fuel tanks 1 becomes high pressure oil and is transported in the transport pipe 3 for guiding device 4 uses by first one-way valve 212, at this moment, be in the back pressure state at second one-way valve 222.In addition, in the guiding device 4 in the present embodiment two oil hydraulic cylinders 41 can be set, drive the upper saw pulley that is symmetricly set on the autorail by oil hydraulic cylinder 41 and rotatablely move.
Further, in order to make the stable high pressure oil of transport pipe 3 outputs, the present embodiment hydraulic system can also comprise relief valve 5, and relief valve 5 is communicated with oil outlet tube 3.Concrete, by setting the force value of relief valve 5, make in the transport pipe 3 oil pressure within the limits prescribed, make transport pipe 3 to the stable high pressure oil of guiding device 4 outputs.Wherein, the relief valve 5 in the present embodiment can be electromagnetic relief valve, and selector valve 42 can be solenoid directional control valve.
Further again, for the impurity that reduces in the fuel tank 1 enters into gear pump 221, automatic hydraulic device 22 can also comprise filter 225, and the filler opening of gear pump 221 is communicated with fuel tank 1 by filter 225.Concrete, gear pump 221 in the present embodiment is drawn the oil that holds in the fuel tank 1 by filter 225, filter through the oil in 225 pairs of fuel tanks 1 of filter, the impurity that can effectively reduce in the fuel tank 1 enters into gear pump 221, avoids gear pump 221 can't normally move because of accumulating too much impurity.Preferably, the filter in the present embodiment 225 can be self sealing oil suction filter.
Further, the automatic hydraulic device 22 in the present embodiment can also comprise drive unit 223, and drive unit 223 is in transmission connection with gear pump 221.Concrete, the drive unit 223 in the present embodiment can be motor or motor, just can driving gear pump 221 move by drive unit 223, realizes by gear pump 221 output high pressure oils.Preferably, the automatic hydraulic device 22 in the present embodiment can also comprise gearbox 224, and drive unit 223 is in transmission connection by gearbox 224 and gear pump 221.Can adjust the running speed of gear pump 221 by gearbox 224, thus the pressure size of control gear pump 221 output high pressure oils easily.
The present embodiment hydraulic system, flexible by the oil hydraulic cylinder that pressurization device drives in the guiding device, and can rotate by the support of upper saw pulley in the Driven by Hydraulic Cylinder autorail, thereby realize falling or packing up of upper saw pulley automatically, owing to push or pull by the support of oil hydraulic cylinder to upper saw pulley, even if upper saw pulley and guide rail occurring bears against together closely, also can upper saw pulley be packed up by oil hydraulic cylinder, guarantee that autorail normally uses, improved the reliability of autorail.In addition, because pressurization device comprises manual hydraulic device and the automatic hydraulic device that is arranged in parallel, when the automatic hydraulic device breaks down, operator can manual drives hand-hydraulic pump operation, make the oil hydraulic cylinder of pressurization device in the guiding device supply with high pressure oil, guarantee that hydraulic system normally moves, more help improving the reliability of autorail.
Fig. 2 is the utility model autorail embodiment's a structural representation.As shown in Figure 2, the present embodiment autorail comprises underframe 101 and the upper saw pulley 102 that is arranged on the underframe 101, also comprises hydraulic system 103; One end and the underframe 101 of the oil hydraulic cylinder 1031 in the hydraulic system 103 are hinged, and the support 1021 of the other end of oil hydraulic cylinder 1031 and upper saw pulley 102 is hinged.
Particularly, the hydraulic system 103 in the present embodiment can adopt the hydraulic system among the utility model hydraulic system embodiment, and the concrete structure of hydraulic system 103 can not repeat them here referring to the record of the utility model hydraulic system embodiment and Fig. 1.
The present embodiment autorail, flexible by the oil hydraulic cylinder that pressurization device drives in the guiding device, and can rotate by the support of upper saw pulley in the Driven by Hydraulic Cylinder autorail, thereby realize falling or packing up of upper saw pulley automatically, owing to push or pull by the support of oil hydraulic cylinder to upper saw pulley, even if upper saw pulley and guide rail occurring bears against together closely, also can upper saw pulley be packed up by oil hydraulic cylinder, guarantee that autorail normally uses, improved the reliability of autorail.In addition, because pressurization device comprises manual hydraulic device and the automatic hydraulic device that is arranged in parallel, when the automatic hydraulic device breaks down, operator can manual drives hand-hydraulic pump operation, make the oil hydraulic cylinder of pressurization device in the guiding device supply with high pressure oil, guarantee that hydraulic system normally moves, more help improving the reliability of autorail.
It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technological scheme that aforementioned each embodiment put down in writing, and perhaps part technical characteristics wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment's technological scheme of the utility model.
Claims (9)
1. a hydraulic system is characterized in that, comprising: fuel tank, transport pipe, pressurization device and at least one guiding device; Described pressurization device comprises manual hydraulic device and the automatic hydraulic device that is arranged in parallel, described manual hydraulic device comprises first one-way valve and hydraulic hand-pump, described automatic hydraulic device comprises second one-way valve and gear pump, the filler opening of described hydraulic hand-pump and the filler opening of described gear pump are communicated with described fuel tank respectively, the oil outlet of described hydraulic hand-pump is communicated with described transport pipe by described first one-way valve, and the oil outlet of described gear pump is communicated with described transport pipe by described second one-way valve; Described guiding device comprises selector valve and oil hydraulic cylinder, and described oil hydraulic cylinder is communicated with described transport pipe by described selector valve.
2. hydraulic system according to claim 1 is characterized in that, also comprises relief valve, and described relief valve is communicated with described oil outlet tube.
3. hydraulic system according to claim 2 is characterized in that, described relief valve is an electromagnetic relief valve, and described selector valve is a solenoid directional control valve.
4. hydraulic system according to claim 1 is characterized in that, described automatic hydraulic device also comprises filter, and the filler opening of described gear pump is communicated with described fuel tank by described filter.
5. hydraulic system according to claim 4 is characterized in that, described filter is a self sealing oil suction filter.
6. hydraulic system according to claim 1 is characterized in that, described automatic hydraulic device also comprises drive unit, and described drive unit and described gear pump are in transmission connection.
7. hydraulic system according to claim 7 is characterized in that, described drive unit is motor or motor.
8. according to claim 6 or 7 described hydraulic systems, it is characterized in that described automatic hydraulic device also comprises gearbox, described drive unit is in transmission connection by described gearbox and described gear pump.
9. an autorail comprises underframe and the upper saw pulley that is arranged on the described underframe, it is characterized in that, also comprises arbitrary described hydraulic system as claim 1-8; One end and the described underframe of the oil hydraulic cylinder in the described hydraulic system are hinged, and the other end of described oil hydraulic cylinder and the support of described upper saw pulley are hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201272170U CN201991854U (en) | 2011-04-27 | 2011-04-27 | Hydraulic system and rail-road car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201272170U CN201991854U (en) | 2011-04-27 | 2011-04-27 | Hydraulic system and rail-road car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201991854U true CN201991854U (en) | 2011-09-28 |
Family
ID=44668343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201272170U Expired - Fee Related CN201991854U (en) | 2011-04-27 | 2011-04-27 | Hydraulic system and rail-road car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201991854U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182717A (en) * | 2011-04-27 | 2011-09-14 | 南车四方车辆有限公司 | Hydraulic system and rail-road vehicle |
| CN110549802A (en) * | 2018-05-31 | 2019-12-10 | 中车齐齐哈尔车辆有限公司 | Highway-railway dual-purpose tractor |
-
2011
- 2011-04-27 CN CN2011201272170U patent/CN201991854U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182717A (en) * | 2011-04-27 | 2011-09-14 | 南车四方车辆有限公司 | Hydraulic system and rail-road vehicle |
| CN110549802A (en) * | 2018-05-31 | 2019-12-10 | 中车齐齐哈尔车辆有限公司 | Highway-railway dual-purpose tractor |
| CN110549802B (en) * | 2018-05-31 | 2021-06-11 | 中车齐齐哈尔车辆有限公司 | Highway-railway dual-purpose tractor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103935528B (en) | Dismounting engine motorcycle | |
| CN102182717A (en) | Hydraulic system and rail-road vehicle | |
| CN103264725A (en) | Safe steering system of heavy forklift | |
| CN104786907B (en) | Lift pipe carrying truck | |
| CN201991854U (en) | Hydraulic system and rail-road car | |
| CN104709152B (en) | Middle trough moving van | |
| CN201597495U (en) | Hydraulic device for dumping of full trailer train | |
| CN202245937U (en) | Electric lifting flatcar for rail transit locomotives or vehicles | |
| CN205779959U (en) | Continuous rope draws tensioning hydraulic control system continuously | |
| CN103213586A (en) | Auxiliary tractor of endless rope continuous traction system | |
| CN110410386B (en) | Hydraulic power lifting system of stereo bus garage | |
| CN103359126A (en) | Rail clipping type hydraulic tractor | |
| CN205906937U (en) | Single track loop wheel machine car hydraulic drive system | |
| CN202914422U (en) | Emergency hydraulic control system and road-rail vehicle | |
| CN202806780U (en) | Broad-gauge mechanical drive integrated rail vehicle | |
| CN211116850U (en) | Automatic fluid infusion tensioning device | |
| CN205820770U (en) | A kind of new endless rope winch hydraulic braking shuttle car | |
| CN209176568U (en) | Wide dumper hydraulic lifting system | |
| CN202911489U (en) | Chassis hydraulic control driving system and autorailer | |
| CN202390056U (en) | Automatic oil ejector of steel wire rope of endless rope winch | |
| CN203173397U (en) | Belt-broken protective device of belt conveyer | |
| CN206886611U (en) | A kind of hydraulic carrier | |
| CN201633716U (en) | Spare braking system for motor vehicle | |
| CN206360719U (en) | Material feeding navigation tractor | |
| CN203460864U (en) | Clamp track type hydraulic tractor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110928 Termination date: 20170427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |