CN201090562Y - Electrohydraulic control system of tipper - Google Patents
Electrohydraulic control system of tipper Download PDFInfo
- Publication number
- CN201090562Y CN201090562Y CNU2007200573973U CN200720057397U CN201090562Y CN 201090562 Y CN201090562 Y CN 201090562Y CN U2007200573973 U CNU2007200573973 U CN U2007200573973U CN 200720057397 U CN200720057397 U CN 200720057397U CN 201090562 Y CN201090562 Y CN 201090562Y
- Authority
- CN
- China
- Prior art keywords
- oil
- inlet
- communicates
- oil outlet
- hydraulic
- 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
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
The utility model relates to a tipper electro-hydraulic control system, comprising an oil tank, a hydraulic oil pump and an electro-hydraulic controller. The electro-hydraulic controller is composed of two steering electromagnetic valves of SV1 and SV2. An oil inlet P, an oil return port T, an oil outlet A and an oil outlet B are arranged on the SV1 steering electromagnetic valve body; wherein the oil inlet P is communicated with an oil supply pipe, the oil return port T is communicated with the oil tank through an oil return pipe, a spillover valve is arranged between the oil supply pipe and the oil return pipe; the oil outlets A and B are connected with a cover cylinder through pipes. An oil inlet P, an oil return port T and an oil outlet A are arranged on the SV2 steering electromagnetic body; wherein the oil inlet P is communicated with the oil supply pipe through a one-way throttling valve, the oil return port T is communicated with the oil tank through the oil return pipe, the oil outlet A is communicated with a connector at the bottom of a car carriage cylinder, and an upper connector of the cylinder is communicated with the oil return pipe. The utility model has the advantages of simple and reasonable structure, easy installation, convenient maintenance, simple operation and low cost.
Description
[technical field]
The utility model relates to a kind of hydraulic pressure automatic control technology, relates in particular to a kind of dumping car electrohydraulic control system of controlling dumping car railway carriage automatic lifting and case lid recloser.
[background technique]
At present, the lifting of dumping car railway carriage is by manual method changeover valve, the lifting of controlled hydraulic system and railway carriage, or adopt and manually to add pneumatic mode control hydraulic total pump and join with gearbox and propulsion box power and make hydraulic total pump work, reach the purpose of the lifting of controlling railway carriage.Above-mentioned controlling method exists that complex structure, control difficulty are big, the defective of stability difference; And the goods of dumping car delivery mostly is sandstone, earth, mineral and a coal etc. in bulk, because environmental requirement more and more comes high, during delivery in order not allow goods be blown up befouling environment, case lid is installed in requirement additional on railway carriage, free from environmental pollution to guarantee in driving, but at the Push And Release that has the railway carriage case lid now, be to overlap the independently switch of electro-hydraulic system control case lid by one, its structure is loaded down with trivial details, manipulation inconvenience, and the cost height.
[model utility content]
In order to overcome the above-mentioned shortcoming of prior art, the utility model provides a kind of simple in structure, handiness, dumping car electrohydraulic control system that cost is low, by adopting a cover hydraulic total pump, link by the switch oil cylinder of electrofluidic control device again, thereby realize the purpose of railway carriage automatic lifting and case lid recloser with control railway carriage hoist cylinder and control case lid.
The technological scheme that its technical problem that solves the utility model adopts is: a kind of dumping car electrohydraulic control system, comprise fuel tank, hydraulic-pressure pump and electrical liquid controller, described electrical liquid controller is made up of SV1 and two groups of reversing solenoid valves of SV2, on SV1 reversing solenoid valve body, be provided with oil inlet P, oil return inlet T, oil outlet A and oil outlet B, described oil inlet P communicates with oil feed line, described oil return inlet T communicates with fuel tank by return line, between oil feed line and return line relief valve is housed, described oil outlet A and oil outlet B link by pipeline and case lid oil cylinder; Described SV2 reversing solenoid valve body is provided with oil inlet P, oil return inlet T and oil outlet A, described oil inlet P communicates with oil feed line by one-way throttle valve, described oil return inlet T communicates with fuel tank by return line, described oil outlet A communicates with railway carriage oil cylinder bottom interface by pipeline, and this railway carriage oil cylinder upper interface communicates with return line.
Described fuel tank is provided with return opening and oil outlet, and the fuel tank oil outlet communicates with the hydraulic-pressure pump filler opening, and the oil outlet of this hydraulic-pressure pump communicates with oil feed line by one-way valve.
Described electrical liquid controller is provided with relief valve switch, railway carriage direction switch and case lid switch.
The power supply of described electrical liquid controller is identical with this car power supply.
Described reversing solenoid valve is that the 3-position 4-way spring is to medium-sized.
The beneficial effects of the utility model are: by the lifting of electrical liquid controller reversing solenoid valve control dumping car railway carriage and the Push And Release of railway carriage case lid, make two groups of hydraulic systems of railway carriage lifting and railway carriage case lid unite two into one, have characteristics simple and reasonable, that installation is easy, easy to maintenance, the easy operation cost is low, be suitable for the usefulness of lifting of various dumping car railway carriage and the control of railway carriage case lid switch.
[description of drawings]
Fig. 1 is the utility model structural representation.
Among the figure: 1-fuel tank, 2-hydraulic-pressure pump, 3-return opening, 4-oil outlet, the 5-filler opening, 6-one-way valve, 7-oil feed line, 8-SV1 solenoid valve, the 9-SV2 solenoid valve, 10-oil inlet P, 11-oil return inlet T, 12-oil outlet A, 13-oil outlet B, 14-return line, the 15-relief valve, 16-one-way throttle valve, 17-case lid oil cylinder, 18-railway carriage oil cylinder, 19-bottom interface, 20-upper interface.
[embodiment]
Below in conjunction with drawings and Examples the utility model is further specified:
Referring to Fig. 1, a kind of dumping car electrohydraulic control system comprises fuel tank 1, hydraulic-pressure pump 2 and electrical liquid controller, and described fuel tank 1 is provided with return opening 3 and oil outlet 4, its oil outlet 4 communicates with the filler opening 5 of hydraulic-pressure pump 2, and the oil outlet 4 of this hydraulic-pressure pump 2 communicates with oil feed line 7 by one-way valve 6.Described electrical liquid controller is made up of SV1 and two groups of reversing solenoid valves of SV2, on SV1 reversing solenoid valve 8, be provided with oil inlet P 10, oil return inlet T 11, oil outlet A12 and oil outlet B13, described oil inlet P 10 communicates with oil feed line 7, described oil return inlet T 11 communicates with fuel tank 1 by return line 14, at oil feed line 7 and 14 of return lines relief valve 15 is housed, oil outlet A12 and oil outlet B13 link by pipeline and case lid oil cylinder 17; On SV2 reversing solenoid valve 9, be provided with oil inlet P 10, oil return inlet T 11, oil outlet A12, this oil inlet P 10 communicates with oil feed line 7 by one-way throttle valve 16, this oil return inlet T 11 communicates with fuel tank by return line 14, oil outlet A12 communicates with railway carriage oil cylinder 18 bottom interface 19 by pipeline, and these railway carriage oil cylinder 18 upper interface 20 communicate with return line 14.
In actual applications, hydraulic-pressure pump 2 working pressures and fuel delivery can be regulated control by electromagnetic relief valve 15, when position that railway carriage case lid switch is reached out, 8 work of SV1 reversing solenoid valve, this moment, oil inlet P 10 was open-minded with oil outlet A12, hydraulic oil flows into case lid oil cylinder 17 1 ends by the road from oil outlet A12, case lid oil cylinder 17 is started working case lid is opened, simultaneously oil return inlet T 11 is also open-minded with oil outlet B13, and the hydraulic oil of case lid oil cylinder 17 the other ends communicates with return line 14 under the promotion of oil cylinder piston and flows into fuel tank 1; When railway carriage case lid switch is reached the position of pass, this moment, SV1 reversing solenoid valve 8 oil inlet P 10 were open-minded with oil outlet B13, hydraulic oil flows into case lid oil cylinder 17 the other ends by the road from oil outlet B13, case lid oil cylinder 17 is started working case lid is closed, simultaneously oil return inlet T 11 is also open-minded with oil outlet A12, and the hydraulic oil of case lid oil cylinder 17 1 ends communicates with return line 14 under the promotion of oil cylinder piston and flows into fuel tank 1.When the railway carriage direction switch is reached the position that rises, 9 work of SV2 reversing solenoid valve, this moment, oil inlet P 10 was open-minded with oil outlet A12, hydraulic oil flows into railway carriage hoist cylinder 18 bottoms by the road from oil outlet A12, railway carriage oil cylinder 18 a railway carriage jack-up of starting working, simultaneously in the moving process of railway carriage oil cylinder 18 pistons the hydraulic oil of oil cylinder upper end through return line 14 inflow fuel tanks 1; When the railway carriage direction switch was reached the position that falls, this moment, SV2 reversing solenoid valve 9 oil return inlet T 11 were open-minded with oil outlet A12, and under railway carriage gravity pressure and 18 effects of railway carriage oil cylinder, hydraulic oil flows into fuel tank 1 through oil return inlet T 11 through return line 14 from oil outlet A12.Owing in oil feed line 7 and SV2 solenoid valve 9 oil inlet P 10 connecting pipelines, one-way throttle valve 16 is housed, so the rate of descent of railway carriage is in controlled range.By the lifting of electrical liquid controller reversing solenoid valve control dumping car railway carriage and the Push And Release of railway carriage case lid, make two groups of hydraulic systems of railway carriage lifting and railway carriage case lid unite two into one, efficiently solve structure loaded down with trivial details, handle inconvenience and the high problem of cost, the utlity model has rational in infrastructure, install easily, easy operation, easy to maintenance and characteristics that cost is low, be suitable for the usefulness of lifting of various dumping car railway carriage and the control of railway carriage case lid switch.
Claims (5)
1. dumping car electrohydraulic control system, comprise fuel tank, hydraulic-pressure pump and electrical liquid controller, it is characterized in that: described electrical liquid controller is made up of SV1 and two groups of reversing solenoid valves of SV2, on SV1 reversing solenoid valve body, be provided with oil inlet P, oil return inlet T, oil outlet A and oil outlet B, described oil inlet P communicates with oil feed line, described oil return inlet T communicates with fuel tank by return line, between oil feed line and return line relief valve is housed, described oil outlet A and oil outlet B link by pipeline and case lid oil cylinder; Described SV2 reversing solenoid valve body is provided with oil inlet P, oil return inlet T and oil outlet A, described oil inlet P communicates with oil feed line by one-way throttle valve, described oil return inlet T communicates with fuel tank by return line, described oil outlet A communicates with railway carriage oil cylinder bottom interface by pipeline, and this railway carriage oil cylinder upper interface communicates with return line.
2. dumping car electrohydraulic control system as claimed in claim 1 is characterized in that: described fuel tank is provided with return opening and oil outlet, and the fuel tank oil outlet communicates with the hydraulic-pressure pump filler opening, and the oil outlet of this hydraulic-pressure pump communicates with oil feed line by one-way valve.
3. dumping car electrohydraulic control system as claimed in claim 1 is characterized in that: described electrical liquid controller is provided with relief valve switch, railway carriage direction switch and case lid switch.
4. as claim 1 or 3 described dumping car electrohydraulic control systems, it is characterized in that: the power supply of described electrical liquid controller is identical with this car power supply.
5. dumping car electrohydraulic control system as claimed in claim 1 is characterized in that: described reversing solenoid valve is that the 3-position 4-way spring is to medium-sized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200573973U CN201090562Y (en) | 2007-09-20 | 2007-09-20 | Electrohydraulic control system of tipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200573973U CN201090562Y (en) | 2007-09-20 | 2007-09-20 | Electrohydraulic control system of tipper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201090562Y true CN201090562Y (en) | 2008-07-23 |
Family
ID=39862323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200573973U Expired - Fee Related CN201090562Y (en) | 2007-09-20 | 2007-09-20 | Electrohydraulic control system of tipper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201090562Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619816A (en) * | 2012-04-11 | 2012-08-01 | 涂雪龙 | Hydraulic multipath gas-electric combination system |
| CN103112382A (en) * | 2013-03-19 | 2013-05-22 | 三一矿机有限公司 | Anti-pull cylinder control device and mining dump truck |
| CN103206433A (en) * | 2012-01-17 | 2013-07-17 | 何荣志 | Hydraulic group control energy saving system |
| CN103708391A (en) * | 2013-12-17 | 2014-04-09 | 天津大学 | Feed system of large-displacement lifting device for large-scale structures |
| CN104563719A (en) * | 2014-11-24 | 2015-04-29 | 浙江工业职业技术学院 | Automatic unloading type window glass lifting system |
| CN104594749A (en) * | 2014-11-24 | 2015-05-06 | 浙江工业职业技术学院 | Vehicle window glass lifting system |
| CN109340376A (en) * | 2018-11-21 | 2019-02-15 | 中铁工程装备集团有限公司 | A kind of sealed lubrication system and its lubricating method of pressure difference control |
-
2007
- 2007-09-20 CN CNU2007200573973U patent/CN201090562Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206433A (en) * | 2012-01-17 | 2013-07-17 | 何荣志 | Hydraulic group control energy saving system |
| CN103206433B (en) * | 2012-01-17 | 2015-08-12 | 何荣志 | A kind of hydraulic pressure group control energy-saving system |
| CN102619816A (en) * | 2012-04-11 | 2012-08-01 | 涂雪龙 | Hydraulic multipath gas-electric combination system |
| CN103112382A (en) * | 2013-03-19 | 2013-05-22 | 三一矿机有限公司 | Anti-pull cylinder control device and mining dump truck |
| CN103112382B (en) * | 2013-03-19 | 2015-08-26 | 三一矿机有限公司 | One is anti-pulls out cylinder control setup and quarry tipper |
| CN103708391A (en) * | 2013-12-17 | 2014-04-09 | 天津大学 | Feed system of large-displacement lifting device for large-scale structures |
| CN103708391B (en) * | 2013-12-17 | 2016-01-27 | 天津大学 | Large structure Large travel range jacking system feed system |
| CN104563719A (en) * | 2014-11-24 | 2015-04-29 | 浙江工业职业技术学院 | Automatic unloading type window glass lifting system |
| CN104594749A (en) * | 2014-11-24 | 2015-05-06 | 浙江工业职业技术学院 | Vehicle window glass lifting system |
| CN109340376A (en) * | 2018-11-21 | 2019-02-15 | 中铁工程装备集团有限公司 | A kind of sealed lubrication system and its lubricating method of pressure difference control |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201090562Y (en) | Electrohydraulic control system of tipper | |
| CN203879828U (en) | Hydraulic control system for lateral-loading compression-type garbage truck | |
| CN203653225U (en) | Oil tank truck bottom fuel loading system | |
| CN201991861U (en) | Integrated valve block for heavy forklift hydraulic system | |
| CN201049602Y (en) | Manual hydraulic self-unloading storage battery tricycle | |
| CN102616700A (en) | Oil and air hybrid driven lifting control device | |
| CN201090550Y (en) | Electromagnetic valve for tipper | |
| CN202284713U (en) | Filling device for lubrication oil tank of press | |
| CN202266529U (en) | Hydraulic circuit controlled by sequence valve and position limiting air valve | |
| CN207986586U (en) | A kind of scissor-type lifting platform power unit | |
| CN202669575U (en) | Hydraulic lifting system for electric-wheel dump truck | |
| CN112524488A (en) | Method and system for quickly unloading automobile tank car | |
| CN200957818Y (en) | Water supplier for railway coach | |
| CN201672243U (en) | Device of LNG filling station with automatic pressure reducing function | |
| CN201494346U (en) | Hydraulic lifting operation device of tractor trailer | |
| CN202417867U (en) | Hydraulic system of hydraulic type secondary CNG (compressed natural gas) filling station for automobile | |
| CN201941700U (en) | Vehicle rescue device | |
| CN208982384U (en) | Panel turnover machine hydraulic control system | |
| CN202746926U (en) | Compressed natural gas filling substation | |
| CN204419420U (en) | A kind of motor two kinds of fuel oil Forced Mixing servomechanism installations | |
| CN214275355U (en) | Quick unloading system for automobile tank car | |
| CN207795709U (en) | It is a kind of to load automobile-used power unit | |
| CN215293042U (en) | Hydraulic control system of backward-turning supporting type car unloader | |
| CN201284207Y (en) | Hydraulic lifting apparatus | |
| CN203147265U (en) | Hydraulic type coke-oven gas supplementary device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080723 Termination date: 20130920 |