CN2682209Y - Pulse water flooding device - Google Patents
Pulse water flooding device Download PDFInfo
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- CN2682209Y CN2682209Y CN 200320115255 CN200320115255U CN2682209Y CN 2682209 Y CN2682209 Y CN 2682209Y CN 200320115255 CN200320115255 CN 200320115255 CN 200320115255 U CN200320115255 U CN 200320115255U CN 2682209 Y CN2682209 Y CN 2682209Y
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- oil
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Abstract
The utility model relates to a pulse water pouring device used for coal mines, which comprises a hydraulic pump station which is a dynamic source arranged on the machine frame, and a hydraulic motor which is connected with an oil supplying pipe of the hydraulic pump station. The utility model is characterized in that a plunger pump connected with the hydraulic motor is a single plunger pump or a double-plunger pump, a water inlet of the plunger pump is communicated with a water tank, a water outlet of the plunger pump is connected with a water pouring pipe; the dynamic source which is the hydraulic pump station comprises a motor, an oil pump, an oil tank, a pressure meter, a hydraulic controller, an oil returning filter and a cooler, the motor is connected with the oil pump, an oil inlet pipe of the oil pump is connected with the oil tank, an oil outlet pipe of the oil pump is connected with the hydraulic controller which is connected with the hydraulic motor through an oil supplying pipe, and the cooler is arranged in or outside the oil tank and is connected with a water supplying pipe. The utility model has the characteristics of simple structure, low cost and simple and convenient use and maintenance, can effectively wet gas, reduce the generation of coal dust in exploitation, improve working environment and labor conditions and reduce the occurrence of explosion accidents.
Description
Technical field
The utility model relates to water filling device, especially relates to the pulse water flooding device that is used for the colliery.
Background technology
In process of coal mining, producing a large amount of coal dusts is ubiquitous problem.Coal dust not only pollutes the coal work environment, makes the coal work personnel suffer from professional pneumoconiosis, and blast also can take place or participate in coal dust, the safety in production of coal mining personnel's life and mine is constituted greatly threaten.Therefore, make coal body moistening to coal-bed flooding in advance, the generation of coal dust is a comprehensive measure preferably when reducing exploitation, not only can alleviate the harm of coal dust to the person, reduce the generation of explosion accident, also can reduce coal-face environment temperature, improve working conditions.At present, the water injecting pump of three plungers or five plungers or seven plungers is adopted in domestic colliery to the water filling in coal seam, water flooding regime is the constant voltage water filling, crack that can not effective communication coal body inside and form new fracture network in that coal body is inner, therefore, the water that injects does not penetrate into micropore and the crack in the coal body fully, so, adopt this constant voltage water flooding regime, be difficult to moistening effectively coal body, particularly to the coal-bed flooding of hypotonicity, effect is poorer.Abroad have with compressed air is the hydraulic pulse generator of power and the coal-bed flooding system that high-pressure hydraulic pump combines, also having with electromagnetic shock is the pulsed coal-bed flooding system that induces, all obtained good effect in practical application, but structure is complicated, cost is high.
Summary of the invention
The purpose of this utility model provides a kind of pulse water flooding device, it is simple in structure, can regulate pressure, flow and the pulse frequency of water filling according to the penetrating power in coal seam automatically, link up the crack of coal body inside and form new fracture network in coal body inside, make coal body moistening, the generation of coal dust alleviates the harm of coal dust to the person when reducing exploitation, reduces the generation of explosion accident.
Pulse water flooding device described in the utility model, the hydraulic motor that the fuel feed pump of---hydraulic power unit and the power source---hydraulic power unit that comprises the power source that is located on the frame is connected is characterized in that the plunger displacement pump that is connected with hydraulic motor is single plunger pump or duplex plunger pump; The water inlet of plunger displacement pump communicates with water tank, and delivery port is connected with water injection pipe.Owing to adopted single plunger pump or duplex plunger pump to coal-bed flooding, make the pressure, the flow that inject water non-constant, the fluctuation of utilizing hydraulic pressure is in inner " water attack " and " water is split " phenomenon that forms of coal body, link up the crack of coal body inside and form new fracture network in coal body inside, moistening effectively coal body, thereby reduce the generation of coal dust, alleviate the harm of coal dust greatly, reduce the generation of explosion accident the person.
Described pulse water flooding device, its power source---hydraulic power unit comprise motor, oil pump, fuel tank, first pressure meter, second pressure meter, hydraulic controller, return filter and cooler; Motor is connected with oil pump by shaft coupling, drives oil pump work; The oil inlet pipe of oil pump is connected with fuel tank, flowline is connected with hydraulic controller, and hydraulic controller is connected with hydraulic motor by fuel feed pump; The oil-in of return filter is connected with the drain mast of the oil return pipe of hydraulic motor and hydraulic controller, and oil-out is connected with the oil-in of cooler, and the oil return opening of cooler is connected with fuel tank; First pressure meter is located on the hydraulic controller, measures the output pressure of oil pump; Second pressure meter is located on the return filter, measures return pressure.Oil pump is transported to hydraulic controller by flowline after sucking the hydraulic oil in the fuel tank and it is transformed hydraulic oil by oil inlet pipe, again by fuel feed pump to hydraulic motor, drive the hydraulic motor running and also drive plunger displacement pump work.In use, can regulate hydraulic controller according to the penetrating power in coal seam, realize the control of output pulsating water pressure, flow is set value when pressure surpasses, the gate gurgle valve of hydraulic controller is opened gradually, and oil then flows into return filter by drain mast; After pressure returned to setting value, the gate gurgle valve of hydraulic controller was closed.Cooler be located in the fuel tank or fuel tank outside, is connected with water supply line, the oil that the oil return and the hydraulic controller of hydraulic motor released cools off, and makes oily temperature control in allowed limits, assurance power source---hydraulic power unit operate as normal.
Described pulse water flooding device also is provided with auxiliary water pump, and auxiliary water pump is connected by motor drives and with cooler.When cooling effect is bad, can starts auxiliary water pump and supply water to cooler.
The utility model is compared with prior art, and is simple in structure, and cost is low, and operation and maintenance is easy; Can moistening effectively coal body, when reducing exploitation coal dust generation, improve the generation of working environment and condition of labor, minimizing explosion accident.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the vertical view of Fig. 1.
The specific embodiment
Referring to Fig. 1 and Fig. 2, will by motor 2, oil pump 3, fuel tank 4, the first pressure meter 5a, the second pressure meter 5b, hydraulic controller 6, return filter 7 and cooler 8 constitute power source---hydraulic power unit is installed on the frame 1; Motor 2 is connected with oil pump 3 by shaft coupling, drives oil pump 3 work; The oil inlet pipe 14 of oil pump 3 is connected with fuel tank 4, flowline 15 is connected with hydraulic controller 6, and hydraulic controller 6 is connected with hydraulic motor 10 by fuel feed pump 9; The oil-in of return filter 7 is connected with the oil return pipe 16 of hydraulic motor 10 and the drain mast 17 of hydraulic controller 6, and the oil-out of return filter 7 is connected with the oil-in of cooler 8, and the oil return opening of cooler 8 is connected with fuel tank 4; The first pressure meter 5a is located on the hydraulic controller 6, measures the output pressure of oil pump; The second pressure meter 5b is located on the return filter 7, measures return pressure.Oil pump 3 is transported to hydraulic controller 6 by flowline 15 after sucking the hydraulic oil in the fuel tanks 4 and it is transformed hydraulic oil by oil inlet pipe 14, again by fuel feed pump 9 to hydraulic motor 10, drive hydraulic motor 10 runnings and also drive plunger displacement pump 11 work; The water inlet 12 of plunger displacement pump 11 communicates with water tank, and delivery port 13 is connected with water injection pipe.During use, can regulate hydraulic controller 6 according to the penetrating power in coal seam, realize the control of output pulsating water pressure, flow is set value when pressure surpasses, the gate gurgle valve of hydraulic controller 6 is opened gradually, and oil then flows into return filter 7 by drain mast 17; After pressure returned to setting value, the gate gurgle valve of hydraulic controller 6 was closed.Cooler 8 is located in the fuel tank, is connected with water supply line, and the oil that the oil return and the hydraulic controller 6 of hydraulic motor 10 released cools off, and makes oily temperature control in allowed limits, guarantees power source---hydraulic power unit operate as normal.When cooling effect is bad, can starts the auxiliary water pump 18 that is installed on the frame 1 and supply water to cooler 8; Auxiliary water pump 18 is driven by motor 2 and is connected with cooler 8.During use, can regulate hydraulic controller 6 according to the penetrating power in coal seam, realization is to the control of pressure, flow and the pulse frequency of output pulsating water, make the pressure, the flow that inject water non-constant, the fluctuation of utilizing hydraulic pressure is in inner " water attack " and " water is split " phenomenon that forms of coal body, link up the crack of coal body inside and form new fracture network, moistening effectively coal body in coal body inside.
Claims (2)
1, pulse water flooding device, comprise the power source that is located on the frame (1)---hydraulic power unit, the hydraulic motor (10) that is connected with hydraulic power unit, the plunger displacement pump (11) that is connected with hydraulic motor (10), the water inlet of plunger displacement pump (12) communicates with water tank, and delivery port (13) is connected with water injection pipe; Power source---hydraulic power unit comprises motor (2), oil pump (3), fuel tank (4), first pressure meter (5a), second pressure meter (5b), hydraulic controller (6), return filter (7) and cooler (8); Motor (2) is connected with oil pump (3) by shaft coupling; The oil inlet pipe (14) of oil pump (3) is connected with fuel tank (4), flowline (15) is connected with hydraulic controller (6), and hydraulic controller (6) is connected with hydraulic motor (10) by fuel feed pump (9); The oil-in of return filter (7) is connected with the oil return pipe (16) of hydraulic motor (10) and the drain mast (17) of hydraulic controller (6), the oil-out of return filter (7) is connected with the oil-in of cooler (8), and the oil return opening of cooler (8) is connected with fuel tank (4); First pressure meter (5a) is located on the hydraulic controller (6), and second pressure meter (5b) is located on the return filter (7); It is characterized in that the plunger displacement pump (11) that is connected with hydraulic motor (10) is single plunger pump or duplex plunger pump.
2, pulse water flooding device according to claim 1 is characterized in that hydraulic power unit also is provided with auxiliary water pump (18), and auxiliary water pump is driven by motor (1) and is connected with cooler (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320115255 CN2682209Y (en) | 2003-12-05 | 2003-12-05 | Pulse water flooding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320115255 CN2682209Y (en) | 2003-12-05 | 2003-12-05 | Pulse water flooding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2682209Y true CN2682209Y (en) | 2005-03-02 |
Family
ID=34599478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320115255 Expired - Fee Related CN2682209Y (en) | 2003-12-05 | 2003-12-05 | Pulse water flooding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2682209Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806192A (en) * | 2010-03-12 | 2010-08-18 | 中铁一局集团有限公司 | Drilling machine water and gas simultaneously entering impact system |
| CN108343440A (en) * | 2018-03-08 | 2018-07-31 | 中南大学 | A kind of heading cavitation flood pattern |
| CN108798673A (en) * | 2018-07-31 | 2018-11-13 | 中南大学 | A kind of the high-voltage pulse fluid output device and its operating method of hydro powered |
-
2003
- 2003-12-05 CN CN 200320115255 patent/CN2682209Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806192A (en) * | 2010-03-12 | 2010-08-18 | 中铁一局集团有限公司 | Drilling machine water and gas simultaneously entering impact system |
| CN108343440A (en) * | 2018-03-08 | 2018-07-31 | 中南大学 | A kind of heading cavitation flood pattern |
| CN108798673A (en) * | 2018-07-31 | 2018-11-13 | 中南大学 | A kind of the high-voltage pulse fluid output device and its operating method of hydro powered |
| CN108798673B (en) * | 2018-07-31 | 2019-10-11 | 中南大学 | A kind of the high-voltage pulse fluid output device and its operating method of hydro powered |
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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: 20050302 Termination date: 20121205 |