CN205117315U - Novel hydraulic pressure profile control blocks up water pump - Google Patents
Novel hydraulic pressure profile control blocks up water pump Download PDFInfo
- Publication number
- CN205117315U CN205117315U CN201520804760.8U CN201520804760U CN205117315U CN 205117315 U CN205117315 U CN 205117315U CN 201520804760 U CN201520804760 U CN 201520804760U CN 205117315 U CN205117315 U CN 205117315U
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- cylinder
- hydraulic system
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Abstract
The utility model relates to a novel hydraulic pressure profile control blocks up water pump, include device main part and the hydraulic system who is connected with the device main part hydraulic power jar, mud discharge jar and hydraulic stem, the hydraulic power jar divide into two cushioned cylinders through hydraulic piston, the hydraulic conveying mouth of cushioned cylinder be connected with hydraulic system's output through magenetic exchange valve respectively, magenetic exchange valve and hydraulic system between still be equipped with with the switching -over buffer of cushioned cylinder one -to -one, inside being equipped with of cushioned cylinder correspond the plunger that sets up with hydraulic piston, the plunger pass through decompression spring respectively with the cushioned cylinder inside the interior wall connection of both sides, the cushioned cylinder all be connected with respective pressure compensator, hydraulic system's motor and oil pressure and liquid level detection device electric connection, the beneficial effects of the utility model are that: structural design is equitable, has increased the operating stability of unit.
Description
Technical field
The utility model relates to the hydraulically powered profile control and water plugging injection device of a kind of oil-water well operation, refers in particular to for the profile control and water plugging operation pumping-in equipment in the operations such as polymer flooding, well profile modification water blockoff, oilwell water shutoff and mud re-injection.
Background technology
Current hydraulic profile control water blockoff pump in use, the pressure itself relying on self is adopted to impact the pattern of carrying out commutating, piston is anxious stop to the overload impact of end cover and pressure line and pressure oscillation comparatively large, and oil pressure in equipment and liquid level not easily find to discover, and affect the operation stability of equipment.
Summary of the invention
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of novel hydraulic profile control and water plugging pump, and reasonable in design, adds the operation stability of unit.
The utility model solves the technical scheme that its technical problem adopts:
A kind of novel hydraulic profile control and water plugging pump, the hydraulic system comprising apparatus main body and be connected with apparatus main body, comprise fluid power cylinder, mud discharges cylinder and hydraulic stem, described mud is discharged cylinder and is provided with two and is symmetrically distributed in fluid power cylinder both sides, hydraulic stem main body is arranged on hydraulic power cylinder interior, hydraulic stem both side ends is arranged on two mud respectively and discharges in cylinder, hydraulic piston is provided with in the middle part of hydraulic stem, hydraulic piston is positioned at hydraulic power cylinder interior, fluid power cylinder is divided into two cushion dashpots by hydraulic piston, hydraulic stem both side ends is provided with mud piston, mud piston is positioned at corresponding mud and discharges cylinder interior, it is characterized in that: the hydraulic pressure delivery port of described cushion dashpot is connected with the output of hydraulic system respectively by solenoid operated directional valve, the snubber that to commutate one to one with cushion dashpot is also provided with between described solenoid operated directional valve and hydraulic system, described cushion dashpot inside is provided with the plunger that arrange corresponding to hydraulic piston, plunger is connected with the inwall of both sides, cushion dashpot inside respectively by relief spring, described cushion dashpot is all connected with respective pressure compensator, described hydraulic system comprises the fuel tank, strainer, oil pump, one way valve and the flow monitor that are connected successively by fluid pressure line, oil pump is connected with a motor, described motor and oil pressure and liquid level detection device are electrically connected, and the fluid pressure line between described strainer and oil pump is also provided with pressure meter, overflow valve and safety valve.
In sum, the utility model has following beneficial effect:
1, on former basis, relief spring has been installed additional at hydraulic power cylinder structure, plunger, the assemblies such as pressure compensator form cushioning balance system, the fluid power cylinder of apparatus main body is made to advance in commutation cushioning balance bucking-out system in commutation prerequisite, pass through pressure compensator, plunger and relief spring make piston slowly stop accelerating the hydraulic piston of commutation change in advance direction of advance by cushion dashpot reaction again, hydraulic piston is made to enter in new commutation stroke within the time faster, avoid that hydraulic piston is anxious stops overload impact to end cover and pressure line and pressure oscillation, realize steadily commutation.
2, the major loop of apparatus main body adopts double acting solenoid operated directional valve to control commutation, changes and relies on pressure itself to impact the pattern of carrying out commutating in the past, decrease noise and impact failure, add the stability of pump operation.
3, oil pump sets up oil pressure and liquid level detection device in running, and can shut down in time, avoid larger infringement when oil pressure is unstable and liquid level declines rapidly.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of apparatus main body.
Fig. 2 is the structural representation of hydraulic system.
In figure, 1 hydraulic system, 2 solenoid operated directional valves, 3 commutation snubbers, 4 fluid power cylinders, 5 mud pistons, 6 mud discharge cylinder, 7 relief springs, 8 plungers, 9 pressure compensators, 10 hydraulic pistons, 11 cushion dashpots, 12 fuel tanks, 13 strainers, 14 safety valves, 15 overflow valves, 16 pressure meters, 17 oil pumps, 18 motors, 19 oil pressure and liquid level detection device, 20 one way valves, 21 flow monitors, 22 hydraulic stems.
Detailed description of the invention
By particular specific embodiment, embodiment of the present utility model is described below, person skilled in the art scholar the content disclosed by this manual can understand other advantages of the present utility model and effect easily.
With reference to the accompanying drawings 1, shown in 2: the utility model provides a kind of novel hydraulic profile control and water plugging pump, the hydraulic system 1 comprising apparatus main body and be connected with apparatus main body, comprise fluid power cylinder 4, mud discharges cylinder 6 and hydraulic stem 22, described mud is discharged cylinder 6 and is provided with two and is symmetrically distributed in fluid power cylinder 4 both sides, it is inner that hydraulic stem 22 main body is arranged on fluid power cylinder 4, hydraulic stem 22 both side ends is arranged on two mud respectively and discharges in cylinder 6, hydraulic piston 10 is provided with in the middle part of hydraulic stem 22, it is inner that hydraulic piston 10 is positioned at fluid power cylinder 4, fluid power cylinder 4 is divided into two cushion dashpots 11 by hydraulic piston 10, hydraulic stem 22 both side ends is provided with mud piston 5, mud piston 5 is positioned at corresponding mud and discharges cylinder 6 inside,
The hydraulic pressure delivery port of described cushion dashpot 11 is connected respectively by the output of solenoid operated directional valve 2 with hydraulic system 1, the snubber 3 that to commutate one to one with cushion dashpot 11 is also provided with between described solenoid operated directional valve 2 and hydraulic system 1, described cushion dashpot 11 inside is provided with the plunger 8 that arrange corresponding to hydraulic piston 10, plunger 8 is connected with the inwall of the inner both sides of cushion dashpot 11 respectively by relief spring 7, and described cushion dashpot 11 is all connected with respective pressure compensator 9;
Described hydraulic system 1 comprises the fuel tank 12, strainer 13, oil pump 17, one way valve 20 and the flow monitor 21 that are connected successively by fluid pressure line, oil pump 17 is connected with a motor 18, described motor 18 is electrically connected with oil pressure and liquid level detection device 19, the fluid pressure line between described strainer 13 and oil pump 17 is also provided with pressure meter 16, overflow valve 15 and safety valve 14.
The foregoing is only preferred embodiments of the present utility model, as long as realize the purpose of this utility model technical scheme with basic same approach, all belong within protection domain of the present utility model.
Claims (1)
1. a novel hydraulic profile control and water plugging pump, the hydraulic system comprising apparatus main body and be connected with apparatus main body, comprise fluid power cylinder, mud discharges cylinder and hydraulic stem, described mud is discharged cylinder and is provided with two and is symmetrically distributed in fluid power cylinder both sides, hydraulic stem main body is arranged on hydraulic power cylinder interior, hydraulic stem both side ends is arranged on two mud respectively and discharges in cylinder, hydraulic piston is provided with in the middle part of hydraulic stem, hydraulic piston is positioned at hydraulic power cylinder interior, fluid power cylinder is divided into two cushion dashpots by hydraulic piston, hydraulic stem both side ends is provided with mud piston, mud piston is positioned at corresponding mud and discharges cylinder interior, it is characterized in that: the hydraulic pressure delivery port of described cushion dashpot is connected with the output of hydraulic system respectively by solenoid operated directional valve, the snubber that to commutate one to one with cushion dashpot is also provided with between described solenoid operated directional valve and hydraulic system, described cushion dashpot inside is provided with the plunger that arrange corresponding to hydraulic piston, plunger is connected with the inwall of both sides, cushion dashpot inside respectively by relief spring, described cushion dashpot is all connected with respective pressure compensator, described hydraulic system comprises the fuel tank, strainer, oil pump, one way valve and the flow monitor that are connected successively by fluid pressure line, oil pump is connected with a motor, described motor and oil pressure and liquid level detection device are electrically connected, and the fluid pressure line between described strainer and oil pump is also provided with pressure meter, overflow valve and safety valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520804760.8U CN205117315U (en) | 2015-10-13 | 2015-10-13 | Novel hydraulic pressure profile control blocks up water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520804760.8U CN205117315U (en) | 2015-10-13 | 2015-10-13 | Novel hydraulic pressure profile control blocks up water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205117315U true CN205117315U (en) | 2016-03-30 |
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ID=55572934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520804760.8U Expired - Fee Related CN205117315U (en) | 2015-10-13 | 2015-10-13 | Novel hydraulic pressure profile control blocks up water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205117315U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050800A (en) * | 2016-07-16 | 2016-10-26 | 德州华海石油机械股份有限公司 | Electro-hydraulic reversing device for hydraulic profile control injection pump |
| CN107725014A (en) * | 2017-11-16 | 2018-02-23 | 钦州学院 | Utilize the working fluid injection device of hydraulic power |
| CN109734192A (en) * | 2019-03-08 | 2019-05-10 | 苏州科技大学 | A kind of artificial swamp handling domestic sewage in rural areas |
-
2015
- 2015-10-13 CN CN201520804760.8U patent/CN205117315U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050800A (en) * | 2016-07-16 | 2016-10-26 | 德州华海石油机械股份有限公司 | Electro-hydraulic reversing device for hydraulic profile control injection pump |
| CN107725014A (en) * | 2017-11-16 | 2018-02-23 | 钦州学院 | Utilize the working fluid injection device of hydraulic power |
| CN109734192A (en) * | 2019-03-08 | 2019-05-10 | 苏州科技大学 | A kind of artificial swamp handling domestic sewage in rural areas |
| CN109734192B (en) * | 2019-03-08 | 2024-05-24 | 苏州科技大学 | Constructed wetland for treating rural domestic sewage |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20201013 |