CN103161463A - Dynamic oiling device used for hydraulic system of coal mining machine - Google Patents

Dynamic oiling device used for hydraulic system of coal mining machine Download PDF

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Publication number
CN103161463A
CN103161463A CN 201110413697 CN201110413697A CN103161463A CN 103161463 A CN103161463 A CN 103161463A CN 201110413697 CN201110413697 CN 201110413697 CN 201110413697 A CN201110413697 A CN 201110413697A CN 103161463 A CN103161463 A CN 103161463A
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China
Prior art keywords
oil
pump
hydraulic fluid
fluid port
motor
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Pending
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CN 201110413697
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Chinese (zh)
Inventor
赵友军
宋晓军
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Xian Coal Mining Machinery Co Ltd
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Xian Coal Mining Machinery Co Ltd
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Application filed by Xian Coal Mining Machinery Co Ltd filed Critical Xian Coal Mining Machinery Co Ltd
Priority to CN 201110413697 priority Critical patent/CN103161463A/en
Publication of CN103161463A publication Critical patent/CN103161463A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a dynamic oiling device used for a hydraulic system of a coal mining machine, which comprises a two-position six-way valve and a motor pump. The two-position six-way valve is connected to a height-adjustment oil channel of the hydraulic system of the coal mining machine, the motor pump is connected with the two-position six-way valve, six oil ports P1, P2, C1, C2, C3 and C4 are arranged on the two-position six-way valve respectively, a motor oil inlet port PM, a motor oil outlet port RM, a pump oil inlet port PB and a pump oil outlet port RB are arranged on the motor pump respectively, the oil port P1 is connected with a refined filter, the oil port P2 is connected with a cooler, the oil port C1 is connected with the motor oil inlet port PM, the oil port C4 is connected with the motor oil outlet port RM, the oil port C2 is connected with an oil inlet port of a height-adjustment oil cylinder, the oil port C4 is connected with an oil returning port of the height-adjustment oil cylinder, an oil sucking pipe is connected on the pump oil inlet port PB, and the pump oil outlet port RB is connected with a gear box. The dynamic oiling device used for the hydraulic system of the coal mining machine is simple in structure, reasonable in design and convenient for implementation, has high efficiency for exchanging lubricating oil, reduces maintenance cost, lowers labor intensity of workers, has strong practicality, and is convenient for popularization and application.

Description

Coal-mining machine hydraulic system power oiling device
Technical field
The present invention relates to the technical field of coal-winning machine, especially relate to a kind of coal-mining machine hydraulic system power oiling device.
Background technology
In the down-hole combined mining working of colliery, coal-winning machine is responsible for coal cutting and is mounted on transporter, and transporter transports work plane with coal.The Homes Using TV of coal-winning machine directly affects the efficient of coal production.The lubricated quality of each Bearing gear of coal-winning machine reduction box directly determines the fault rate of coal-winning machine, and coal-winning machine must be changed the lubrication oil of each reduction box after every operation a period of time.If oil contamination is changed not prompt enoughly, may cause the reduction box bearing to damage, and then reduction box is damaged, cause work plane to stop production.
It is main still by manually fluid being injected reduction box that existing silo shearer is changed gear box lubricating oil liquid.The liberation labour, enhancing productivity is the inevitable direction of social productive forces development.And manually change the more process of oil change of the several reduction boxes of coal-winning machine, often need several hours even longer time just can complete.During artificial replacing fluid, efficient is low, and labor strength is large, and is accompanied by certain danger.Affect to a great extent the Homes Using TV of coal-winning machine, and then affected the normal production of mining face under mine.Today of this high-yield and high-efficiency under coal mine, can not adapt to the requirement of coal mine user.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned deficiency of the prior art, a kind of coal-mining machine hydraulic system power oiling device is provided, and it is simple in structure, and is reasonable in design, it is convenient to realize, more oil change efficient is high, can guarantee the normal operation of hydraulic system, has reduced the maintenance and repair expense, reduced workman's labour intensity, practical, result of use is good, is convenient to promote the use of.
for solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of coal-mining machine hydraulic system power oiling device, it is characterized in that: comprise that being connected to coal-mining machine hydraulic system heightens two six-way valves and the motor-mount pump that is connected with two six-way valves in oil circuit, described two six-way valves are provided with six hydraulic fluid ports and difference hydraulic fluid port P1, hydraulic fluid port P2, hydraulic fluid port C1, hydraulic fluid port C2, hydraulic fluid port C3 and hydraulic fluid port C4, described motor-mount pump is provided with four hydraulic fluid ports and is respectively motor oil inlet P M, motor oil-out RM, pump oil inlet P B and pump hydraulic fluid port RB, described hydraulic fluid port P1 is connected with the outlet of essence filtration filter in coal-mining machine hydraulic system by oil pipe, described hydraulic fluid port P2 is connected with the entrance of cooler in coal-mining machine hydraulic system by oil pipe, described hydraulic fluid port C1 is connected with motor oil inlet P M by oil pipe, described hydraulic fluid port C4 is by oil pipe and motor oil-out RM, described hydraulic fluid port C2 is connected with the oil-in of adjust high cylinder by oil pipe, described hydraulic fluid port C4 is connected with the oil return opening of adjust high cylinder by oil pipe, be connected with the fuel sucking pipe that is inserted in the gear oil fuel tank on described pump oil inlet P B, the described hydraulic fluid port RB that pumps is connected with gear-box by flowline.
Above-mentioned coal-mining machine hydraulic system power oiling device, it is characterized in that: heighten delivery side of pump in the entrance that described essence filters filter and coal-mining machine hydraulic system and be connected, described heightening is connected with the pump motor of heightening the pump rotation for driving on pump, the described entrance of heightening pump connects the fuel feed pump that is inserted in hydraulic oil container, be connected with on described fuel feed pump for oil strainer, the outlet of described cooler is connected with the oil return pipe that is inserted in hydraulic oil container.
The present invention compared with prior art has the following advantages:
1, the present invention is by simply transforming existing coal-mining machine hydraulic system, namely increases the automatic oiling that a motor-mount pump and two six-way transfer valve are completed each reduction box in existing hydraulic system, and simple in structure, reasonable in design, it is convenient to realize.
2, the present invention need not to increase too many Hydraulic Elements, does not also need redesign to increase power source, is based on heightening the further utilization of pump in existing coal-mining machine hydraulic system.
3, the present invention more has very high efficient during oil change at coal-winning machine, and greatly reduces workman's labour intensity, can pass through the solenoid operated directional valve Long-distance Control simultaneously, and is convenient and practical.
4, the present invention can greatly reduce the time of coal-winning machine down-hole maintenance, guarantees the normal operation of hydraulic system, reduces the maintenance and repair expense, reduces workman's labour intensity.
5, of the present invention practical, result of use is good, is convenient to promote the use of.
In sum, the present invention is simple in structure, and is reasonable in design, and it is convenient to realize, more oil change efficient is high, can guarantee the normal operation of hydraulic system, has reduced the maintenance and repair expense, has reduced workman's labour intensity, practical, result of use is good, is convenient to promote the use of.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is structural representation of the present invention.
Description of reference numerals:
Two six-way valves of 1-; The 2-motor-mount pump; The 3-essence filters filter;
The 4-cooler; The 5-adjust high cylinder; 6-gear oil fuel tank;
The 7-gear-box; 8-heightens pump; The 9-pump motor;
The 10-hydraulic oil container; The 11-fuel feed pump; 12-is for oil strainer;
The 13-oil return pipe; The 14-fuel sucking pipe.
The specific embodiment
as shown in Figure 1, the present invention includes and be connected to coal-mining machine hydraulic system and heighten two six-way valves 1 and the motor-mount pump 2 that is connected with two six-way valves 1 in oil circuit, described two six-way valves 1 are provided with six hydraulic fluid ports and difference hydraulic fluid port P1, hydraulic fluid port P2, hydraulic fluid port C1, hydraulic fluid port C2, hydraulic fluid port C3 and hydraulic fluid port C4, described motor-mount pump 2 is provided with four hydraulic fluid ports and is respectively motor oil inlet P M, motor oil-out RM, pump oil inlet P B and pump hydraulic fluid port RB, described hydraulic fluid port P1 is connected with the outlet of essence filtration filter 3 in coal-mining machine hydraulic system by oil pipe, described hydraulic fluid port P2 is connected with the entrance of cooler 4 in coal-mining machine hydraulic system by oil pipe, described hydraulic fluid port C1 is connected with motor oil inlet P M by oil pipe, described hydraulic fluid port C4 is by oil pipe and motor oil-out RM, described hydraulic fluid port C2 is connected by the oil-in of oil pipe with adjust high cylinder 5, described hydraulic fluid port C4 is connected by the oil return opening of oil pipe with adjust high cylinder 5, be connected with the fuel sucking pipe 14 that is inserted in gear oil fuel tank 6 on described pump oil inlet P B, the described hydraulic fluid port RB that pumps is connected with gear-box 7 by flowline.
As shown in Figure 1, in the present embodiment, the outlet of heightening pump 8 in the entrance that described essence filters filter 3 and coal-mining machine hydraulic system is connected, described heightening is connected with the pump motor 9 of heightening pump 8 rotations for driving on pump 8, the described entrance of heightening pump 8 connects the fuel feed pump 11 that is inserted in hydraulic oil container 10, be connected with on described fuel feed pump 11 for oil strainer 12, the outlet of described cooler 4 is connected with the oil return pipe 13 that is inserted in hydraulic oil container 10.
Operating principle of the present invention and the course of work are: during the coal-winning machine normal operation, on two six-way valves 1, hydraulic fluid port C2 and hydraulic fluid port C3 connect oil circuit, and coal-mining machine hydraulic system is normally heightened.Particularly, pump motor 9 drives heightens pump 8 rotations, by supplying oil strainer 12 oil suction from hydraulic oil container 10, filter filter 3 through essence again and enter two six-way valves 1, the action of control coal-winning machine, final fluid are completed the coal-winning machine action through subcooler 4 and oil return pipe 13 hydraulic return fuel tanks 10.When coal-winning machine need to refuel, promote the handgrip of two six-way valves 1, switch to hydraulic fluid port C1 and hydraulic fluid port C4 connection oil circuit on two six-way valves 1, the upper fuel sucking pipe that connects 14 of pump oil inlet P B on motor-mount pump 2 is inserted gear oil fuel tank 6, pump the gear-box 7 that hydraulic fluid port RB connects needs oiling on motor-mount pump 2, open coal-winning machine, hydraulic system CD-ROM drive motor pump 2, motor-mount pump 2 oil suctions are also injected fluid the gear-box 7 of required oiling, and power oiling device of the present invention is completed automatic oiling.
Adopted motor-mount pump 2 in the present invention, its advantage is need to not increase in addition power source on coal-winning machine.The function of motor-mount pump 2 is to use the hydraulic power supply CD-ROM drive motor, and motor drives the pump running again, realizes required function by pump.In the present invention, the power source of motor-mount pump 2 comes from coal-mining machine hydraulic system and heightens oil circuit, switches oil circuit by two six-way valves 1 and realizes.
The above; it is only preferred embodiment of the present invention; be not that the present invention is imposed any restrictions, every any simple modification, change and equivalent structure of above embodiment being done according to the technology of the present invention essence changes, and all still belongs in the protection domain of technical solution of the present invention.

Claims (2)

1. coal-mining machine hydraulic system power oiling device, it is characterized in that: comprise that being connected to coal-mining machine hydraulic system heightens two six-way valves (1) and the motor-mount pump (2) that is connected with two six-way valves (1) in oil circuit, described two six-way valves (1) are provided with six hydraulic fluid ports and difference hydraulic fluid port P1, hydraulic fluid port P2, hydraulic fluid port C1, hydraulic fluid port C2, hydraulic fluid port C3 and hydraulic fluid port C4, described motor-mount pump (2) is provided with four hydraulic fluid ports and is respectively motor oil inlet P M, motor oil-out RM, pump oil inlet P B and pump hydraulic fluid port RB, described hydraulic fluid port P1 is connected with the outlet of essence filtration filter (3) in coal-mining machine hydraulic system by oil pipe, described hydraulic fluid port P2 is connected with the entrance of cooler (4) in coal-mining machine hydraulic system by oil pipe, described hydraulic fluid port C1 is connected with motor oil inlet P M by oil pipe, described hydraulic fluid port C4 is by oil pipe and motor oil-out RM, described hydraulic fluid port C2 is connected by the oil-in of oil pipe with adjust high cylinder (5), described hydraulic fluid port C4 is connected by the oil return opening of oil pipe with adjust high cylinder (5), be connected with the fuel sucking pipe (14) that is inserted in gear oil fuel tank (6) on described pump oil inlet P B, the described hydraulic fluid port RB that pumps is connected with gear-box (7) by flowline.
2. according to coal-mining machine hydraulic system claimed in claim 1 power oiling device, it is characterized in that: the outlet of heightening pump (8) in the entrance that described essence filters filter (3) and coal-mining machine hydraulic system is connected, described heightening is connected with the pump motor (9) of heightening pump (8) rotation for driving on pump (8), the described entrance of heightening pump (8) connects the fuel feed pump (11) that is inserted in hydraulic oil container (10), be connected with on described fuel feed pump (11) for oil strainer (12), the outlet of described cooler (4) is connected with the oil return pipe (13) that is inserted in hydraulic oil container (10).
CN 201110413697 2011-12-12 2011-12-12 Dynamic oiling device used for hydraulic system of coal mining machine Pending CN103161463A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201110413697 CN103161463A (en) 2011-12-12 2011-12-12 Dynamic oiling device used for hydraulic system of coal mining machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201110413697 CN103161463A (en) 2011-12-12 2011-12-12 Dynamic oiling device used for hydraulic system of coal mining machine

Publications (1)

Publication Number Publication Date
CN103161463A true CN103161463A (en) 2013-06-19

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104675991A (en) * 2013-11-29 2015-06-03 天津萨克赛斯机械技术开发有限公司 Hydraulic synchronous gear-shifting system
CN110094625A (en) * 2019-05-27 2019-08-06 天地科技股份有限公司上海分公司 The open type running part oil drip system of combined type multiple spot independent lubricating
CN110179575A (en) * 2019-07-08 2019-08-30 洛阳理工学院 A kind of cervical back muscle trainer of stepless load
CN110259930A (en) * 2019-07-18 2019-09-20 天地科技股份有限公司上海分公司 The efficient enforced lubricating system of coalcutter with circulation lubricating function

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104675991A (en) * 2013-11-29 2015-06-03 天津萨克赛斯机械技术开发有限公司 Hydraulic synchronous gear-shifting system
CN104675991B (en) * 2013-11-29 2017-06-06 天津萨克赛斯机械技术开发有限公司 A kind of hydraulic synchronization shifting system
CN110094625A (en) * 2019-05-27 2019-08-06 天地科技股份有限公司上海分公司 The open type running part oil drip system of combined type multiple spot independent lubricating
CN110094625B (en) * 2019-05-27 2024-04-09 天地科技股份有限公司上海分公司 Combined multipoint independent lubrication open type running part oil dripping system
CN110179575A (en) * 2019-07-08 2019-08-30 洛阳理工学院 A kind of cervical back muscle trainer of stepless load
CN110259930A (en) * 2019-07-18 2019-09-20 天地科技股份有限公司上海分公司 The efficient enforced lubricating system of coalcutter with circulation lubricating function

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Application publication date: 20130619