CN205533133U - Hydraulic pressure two pass oil recovery water pump - Google Patents
Hydraulic pressure two pass oil recovery water pump Download PDFInfo
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- CN205533133U CN205533133U CN201620090096.XU CN201620090096U CN205533133U CN 205533133 U CN205533133 U CN 205533133U CN 201620090096 U CN201620090096 U CN 201620090096U CN 205533133 U CN205533133 U CN 205533133U
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Abstract
The utility model discloses a hydraulic pressure two pass oil recovery water pump, including pump cylinder and main piston, the main piston is separated to become the size with the pump cylinder inner chamber and is changed and the first space and the second space of change along with the main piston stroke, be provided with liquid suction port, leakage fluid dram in first space and the second space and be used for controlling the control mechanism of liquid suction port switching and leakage fluid dram switching. Compared with the prior art, the utility model following beneficial effect has: once reciprocal, twice acting is compared with current one -stroke pump, and output exceeds traditional mode efficiency one time and the energy consumption does not increase.
Description
Technical field
The utility model relates to petroleum recovering, coal bed gas water pumping gas production field, particularly to a kind of hydraulic double-travel oil recovery water pump.
Background technology
Current domestic oil extraction pump, water pumping gas production pump is all single file formula (i.e. pump inner carrier makes a round trip and only realizes direct action), and its power does work up and down from the machine of kowtowing.
Critical component in said pump is standing valve and travelling valve.The operation principle of valve is to be promoted ball-type or cone valve block and the combination of valve seat to realize closing and opening by spring.But for many years it was verified that the efficiency of this pump is low, fault rate is high.The closedown of valve affects very big with opening sand and dust, impurity, water quality, pressure size and operating attitude etc., and maintenance replacement cost is the highest.Cannot ensure normally to produce for inclined shaft, horizontal well, U-shaped well.Determining existing pump can only one-stroke do work due to the mode of production, the energy and time have wasted nearly 50%.This pump has been not suitable with China's oil field growth requirement.
In view of this, special proposition the utility model.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, it is provided that a kind of hydraulic double-travel oil recovery water pump, the most reciprocal twice acting, improves efficiency.
The basic conception of the utility model employing technical scheme is:
Hydraulic double-travel oil recovery water pump, including pumping cylinder and main piston；
Pumping cylinder inner chamber is separated into the first space and the second space that size changes with the change of main piston stroke by described main piston；
Liquid sucting port, leakage fluid dram and for controlling liquid sucting port opening and closing and the controlling organization of leakage fluid dram opening and closing it is provided with in first space and second space.
Above-mentioned hydraulic double-travel oil recovery water pump, described controlling organization is the attached piston of be arranged in the first space first and the second attached piston being arranged in second space；
Described main piston, the first attached piston and the second attached piston are double-head piston；
First attached piston and the second attached piston are equipped with flow-guiding channel；Described flow-guiding channel turns on two piston head both sides of its place piston；
Driving main piston, the first attached piston and the dynamical system of the second attached piston it is additionally provided with in described pumping cylinder；
Two piston heads of described first attached piston control the liquid sucting port in the first space and leakage fluid dram opening and closing respectively；
Two piston heads of described second attached piston control the liquid sucting port in second space and leakage fluid dram opening and closing respectively.
Above-mentioned hydraulic double-travel oil recovery water pump, described dynamical system includes feed pipe；
It is provided with dividing plate in described pumping cylinder；Two piston heads of main piston, the first attached piston and the second attached piston are separated in zones of different by described dividing plate respectively；
The supply opening of described feed pipe is respectively arranged between two piston heads and the corresponding dividing plate of main piston, the first attached piston and the second attached piston；
Above-mentioned hydraulic double-travel oil recovery water pump, described feed pipe is divided into two-way；
Supply opening between main piston, the first attached piston and piston head and the respective diaphragms of second attached piston the same side is arranged on the feed pipe of same road.
Above-mentioned hydraulic double-travel oil recovery water pump, described feed pipe is provided with the choke valve of regulation supply opening rate of flow of fluid.
Above-mentioned hydraulic double-travel oil recovery water pump, described liquid sucting port and leakage fluid dram turn on pipette and discharging tube respectively；Pipette, discharging tube and feed pipe are at least partially disposed in inside the casing wall of pumping cylinder.
Above-mentioned hydraulic double-travel oil recovery water pump, pipette, discharging tube and feed pipe are arranged at inside the casing wall of pumping cylinder.
Above-mentioned hydraulic double-travel oil recovery water pump, described liquid sucting port and leakage fluid dram turn on pipette and discharging tube respectively；Pipette and discharging tube are at least partially disposed in inside the casing wall of pumping cylinder.
Above-mentioned hydraulic double-travel oil recovery water pump, pipette and discharging tube are arranged at inside the casing wall of pumping cylinder.
After using technique scheme, the utility model compared with prior art has the advantages that
1, once reciprocal, twice acting, compared with existing one-stroke pump, yield exceeds traditional approach efficiency one times and energy consumption does not increases；
2, utilize hydraulic system to replace standing valve and travelling valve control the suction of pump and discharge unlatching/closedown, in the same space, while closing liquid sucting port, open leakage fluid dram, close leakage fluid dram while opening liquid sucting port, it is ensured that open and close reliably；
3, hydraulic switch replaces ball-and-seat not limited by inclined shaft, horizontal well and U-shaped well, (valve is by the active force of spring to overcome the tradition shortcoming that can only work under vertical environment of valve, valve seat is easily not closed completely after tilting with spool, and run into and be the most easily not closed completely when having sandy environment), widen application；
4, during pipeline is arranged on casing wall, had both enhanced intensity and the resisting deflection of pump, again pipeline had been played a protective role, it is to avoid put well operations a few km stroke and the friction of pipeline is damaged.
Accompanying drawing explanation
Fig. 1 is the structural principle schematic diagram (left lateral) of the utility model hydraulic double-travel oil recovery water pump.
Fig. 2 is the structural principle schematic diagram (right lateral) of the utility model hydraulic double-travel oil recovery water pump.
Fig. 3 is the pump wall cross section structure figure of the utility model hydraulic double-travel oil recovery water pump.
In above-mentioned accompanying drawing, 1, pipette；2, discharging tube；3, feed pipe；4, feed pipe；5, liquid sucting port；6, the first attached piston；7, main piston；8, the second attached piston；9, dividing plate；10, pumping cylinder；11, flow-guiding channel；101, the first space；102, second space；A, supply opening；B, leakage fluid dram；C, supply opening；D, leakage fluid dram；E, supply opening；F, supply opening；G, supply opening；H, supply opening；I, liquid sucting port.
Detailed description of the invention
Below in conjunction with the accompanying drawings and specific embodiment, the utility model is described in further detail, to help understanding content of the present utility model.
As depicted in figs. 1 and 2, the utility model provides a kind of hydraulic double-travel oil recovery water pump, including pumping cylinder 10 and main piston 7；Pumping cylinder 10 inner chamber is separated into the first space 101 and the second space 102 that size changes with the change of main piston 7 stroke by described main piston 7；It is provided with liquid sucting port (5, i), leakage fluid dram (b, d) and being used in first space 101 and second space 102 and controls liquid sucting port (5, i) opening and closing and the controlling organization of leakage fluid dram (b, d) opening and closing.Once reciprocal, twice acting, compared with existing one-stroke pump, yield exceeds traditional approach efficiency one times and energy consumption does not increases.
Controlling organization is the attached piston of be arranged in the first space 101 first 6 and the second attached piston 8 being arranged in second space 102；Described main piston the 7, first attached piston 6 and the second attached piston 8 are double-head piston；First attached piston 6 and the second attached piston 8 are equipped with flow-guiding channel 11；Described flow-guiding channel 11 turns on two piston head both sides of its place piston；Driving main piston the 7, first attached piston 6 and dynamical system of the second attached piston 8 it is additionally provided with in described pumping cylinder 10；Two piston heads of described first attached piston 6 control liquid sucting port in the first space 101 (5, i) and leakage fluid dram (b, d) opening and closing respectively；Two piston heads of described second attached piston 8 control liquid sucting port in second space 102 (5, i) and leakage fluid dram (b, d) opening and closing respectively.
Dynamical system includes feed pipe (3,4)；Dividing plate 9 it is provided with in pumping cylinder 10；Two piston heads of main piston the 7, first attached piston 6 and the second attached piston 8 are separated in zones of different by described dividing plate 9 respectively；The supply opening (a, c, e, f, g, h) of feed pipe (3,4) is respectively arranged between main piston the 7, first attached piston 6 and two piston heads of the second attached piston 8 and corresponding dividing plate 9.Feed pipe is divided into two-way；Supply opening between main piston the 7, first attached piston 6 and piston head and the respective diaphragms 9 of second attached piston 8 the same side is arranged on the feed pipe of same road.I.e. supply opening (a, c, e) between piston head and respective diaphragms 9 on the left of main piston the 7, first attached piston 6 and the second attached piston 8 is arranged on feed pipe 3；The supply opening (f, g, h) between piston head and respective diaphragms 9 on the right side of main piston the 7, first attached piston 6 and the second attached piston 8 is arranged on feed pipe 4.Hydraulic system is utilized to replace standing valve and travelling valve control the suction of pump and discharge unlatching/closedown, in the same space (the first space or second space), open corresponding leakage fluid dram while closing liquid sucting port, while opening liquid sucting port, close leakage fluid dram, it is ensured that open and close reliable.And hydraulic switch replaces ball-and-seat not limited by inclined shaft, horizontal well and U-shaped well, (valve is by the active force of spring to overcome the tradition shortcoming that can only work under vertical environment of valve, valve seat is easily not closed completely after tilting with spool, and run into and be the most easily not closed completely when having sandy environment), widen application.
Described liquid sucting port (5, i) and leakage fluid dram (b, d) turn on pipette 1 and discharging tube 2 respectively；Pipette 1, discharging tube 2 and feed pipe (3,4) are at least partially disposed in inside the casing wall of pumping cylinder 10.In the present embodiment, pipette 1, discharging tube 2 and feed pipe (3,4) are arranged at inside the casing wall of pumping cylinder 10.Fig. 3 only gives pipette 1, discharging tube 2 and feed pipe (3,4) and is arranged at a kind of example within casing wall, some expansions that only part pipeline is arranged in casing wall that those skilled in the art can make according to this example, or the example that conduit positions is different from position in this Fig. 3, these are all without departing from design of the present utility model, and include within claim of the present utility model.Pipeline is arranged in casing wall, has both enhanced intensity and the resisting deflection of pump, has played a protective role pipeline again, it is to avoid puts well operations a few km stroke and damages the friction of pipeline.
Course of work flow process of the present utility model is as follows:
As it is shown in figure 1, feed pipe 3 carries out feed flow, main piston the 7, first attached piston 6 and the second attached equal left lateral of piston 8, reach the position in Fig. 1.In the process, the while that the first space 101 diminishing, second space 102 becomes big.
In the process, in feed pipe 3, fluid enters between the left side piston head of the first attached piston 6 and corresponding next door by supply opening a, entered by supply opening c between left side piston head and the respective diaphragms 9 of main piston 7, entered by supply opening e between left side piston head and the respective diaphragms 9 of the second attached piston 8；Meanwhile, left lateral along with three pistons, fluid between the right piston head and the corresponding next door of the first attached piston 6 returns feed pipe 4 via supply opening f, fluid between the right piston head and the respective diaphragms 9 of main piston 7 returns feed pipe 4 via supply opening g, and the fluid between the right piston head and the respective diaphragms 9 of the second attached piston 8 returns feed pipe 4 via supply opening h.So, it is achieved that utilize the feed pipe (3, the 4) driving to three piston strokes.
In the above-described state, the first attached piston 6 left lateral ensures that liquid sucting port 5 is blocked by its left side piston head, and on the right of it, piston head gets out of the way leakage fluid dram b simultaneously, so, it is ensured that when the first space 101 diminishes, fluid is discharged by leakage fluid dram b in it.
Tong Bu with this, the second attached piston 8 left lateral ensures that leakage fluid dram d is blocked by its left side piston head, and on the right of it, piston head gets out of the way liquid sucting port i simultaneously, so, it is ensured that when second space 102 becomes big, the fluid in pipette 1 enters second space 102.
As in figure 2 it is shown, feed pipe 4 carries out feed flow, main piston the 7, first attached piston 6 and the second attached equal right lateral of piston 8, reach the position in Fig. 2.In the process, when the first space 101 becomes Datong District, second space 102 diminishes.
In the process, in feed pipe 4, fluid enters between the right piston head of the second attached piston 8 and corresponding next door by supply opening h, entered by supply opening g between the right piston head and the respective diaphragms 9 of main piston 7, entered by supply opening f between the right piston head and the respective diaphragms 9 of the first attached piston 6；Meanwhile, right lateral along with three pistons, fluid between left side piston head and the corresponding next door of the second attached piston 8 returns feed pipe 3 via supply opening e, fluid between left side piston head and the respective diaphragms 9 of main piston 7 returns feed pipe 3 via supply opening c, and the fluid between left side piston head and the respective diaphragms 9 of the first attached piston 6 returns feed pipe 3 via supply opening a.So, it is achieved that utilize the feed pipe (3, the 4) driving to three piston strokes.
In the above-described state, the second attached piston 8 right lateral ensures that liquid sucting port i is blocked by its left side piston head, and its left side piston head gets out of the way leakage fluid dram d simultaneously, so, it is ensured that when second space 102 diminishes, fluid is discharged by leakage fluid dram d in it.
Tong Bu with this, the first attached piston 6 right lateral ensures that on the right of it, leakage fluid dram b is blocked by piston head, and its left side piston head gets out of the way liquid sucting port 5 simultaneously, so, it is ensured that when the first space 101 becomes big, the fluid in pipette 1 enters the first space 101.
The flow-guiding channel 11 of the first attached piston 6 and the second attached piston 8 arranges the fluid that ensure that in the first space 101 and second space 102 and circulates respectively the first attached piston 6 and the second attached piston 8 both sides.
By above-mentioned left lateral and two states of right lateral, hydraulic double-travel oil recovery water pump of the present utility model completes once to move back and forth, and completes twice acting in once moving back and forth, it is achieved improve the beneficial effect that efficiency avoids energy consumption to reduce.
In above process, if main piston 7 is synchronized with the movement with the first attached piston 6 and the second attached piston 8, the situation of fluid countercurrent current recrement pipe 1 in having situation that the liquid sucting port in the space diminished has little time to be blocked unavoidably and space occurring.In order to avoid this situation, feed pipe is provided with the choke valve of regulation supply opening rate of flow of fluid.So, each run starts to be all that the motion of the first attached piston 6 and the second attached piston 8 starts prior to main piston 7 motion, it is ensured that diminish the liquid sucting port closure in space in time, be substantially reduced the phenomenon even avoiding fluid countercurrent current recrement pipe 1.
The above is only preferred embodiment of the present utility model; it should be pointed out that, for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (9)
1. hydraulic double-travel oil recovery water pump, it is characterised in that include pumping cylinder and main piston；
Pumping cylinder inner chamber is separated into the first space and the second space that size changes with the change of main piston stroke by described main piston；
Liquid sucting port, leakage fluid dram and for controlling liquid sucting port opening and closing and the controlling organization of leakage fluid dram opening and closing it is provided with in first space and second space.
Hydraulic double-travel oil recovery water pump the most according to claim 1, it is characterised in that described controlling organization is the attached piston of be arranged in the first space first and the second attached piston being arranged in second space；
Described main piston, the first attached piston and the second attached piston are double-head piston；
First attached piston and the second attached piston are equipped with flow-guiding channel；Described flow-guiding channel turns on two piston head both sides of its place piston；
Driving main piston, the first attached piston and the dynamical system of the second attached piston it is additionally provided with in described pumping cylinder；
Two piston heads of described first attached piston control the liquid sucting port in the first space and leakage fluid dram opening and closing respectively；
Two piston heads of described second attached piston control the liquid sucting port in second space and leakage fluid dram opening and closing respectively.
Hydraulic double-travel oil recovery water pump the most according to claim 2, it is characterised in that described dynamical system includes feed pipe；
It is provided with dividing plate in described pumping cylinder；Two piston heads of main piston, the first attached piston and the second attached piston are separated in zones of different by described dividing plate respectively；
The supply opening of described feed pipe is respectively arranged between two piston heads and the corresponding dividing plate of main piston, the first attached piston and the second attached piston.
Hydraulic double-travel oil recovery water pump the most according to claim 3, it is characterised in that described feed pipe is divided into two-way；
Supply opening between main piston, the first attached piston and piston head and the respective diaphragms of second attached piston the same side is arranged on the feed pipe of same road.
Hydraulic double-travel oil recovery water pump the most according to claim 3, it is characterised in that be provided with the choke valve of regulation supply opening rate of flow of fluid on described feed pipe.
6. according to the arbitrary described hydraulic double-travel oil recovery water pump of claim 3-5, it is characterised in that described liquid sucting port and leakage fluid dram turn on pipette and discharging tube respectively；Pipette, discharging tube and feed pipe are at least partially disposed in inside the casing wall of pumping cylinder.
Hydraulic double-travel oil recovery water pump the most according to claim 6, it is characterised in that pipette, discharging tube and feed pipe are arranged at inside the casing wall of pumping cylinder.
8. according to the arbitrary described hydraulic double-travel oil recovery water pump of claim 1-5, it is characterised in that described liquid sucting port and leakage fluid dram turn on pipette and discharging tube respectively；Pipette and discharging tube are at least partially disposed in inside the casing wall of pumping cylinder.
Hydraulic double-travel oil recovery water pump the most according to claim 8, it is characterised in that pipette and discharging tube are arranged at inside the casing wall of pumping cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620090096.XU CN205533133U (en) | 2016-01-29 | 2016-01-29 | Hydraulic pressure two pass oil recovery water pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620090096.XU CN205533133U (en) | 2016-01-29 | 2016-01-29 | Hydraulic pressure two pass oil recovery water pump |
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| CN205533133U true CN205533133U (en) | 2016-08-31 |
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| CN201620090096.XU Active CN205533133U (en) | 2016-01-29 | 2016-01-29 | Hydraulic pressure two pass oil recovery water pump |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107366615A (en) * | 2017-06-06 | 2017-11-21 | 中煤科工集团西安研究院有限公司 | Hydraulically driven ram pump and its coal bed gas are without bar mining device |
| CN111033038A (en) * | 2017-07-04 | 2020-04-17 | Rsm想象有限公司 | Double acting pressurized liquid separation device, system, vehicle fleet and use |
-
2016
- 2016-01-29 CN CN201620090096.XU patent/CN205533133U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107366615A (en) * | 2017-06-06 | 2017-11-21 | 中煤科工集团西安研究院有限公司 | Hydraulically driven ram pump and its coal bed gas are without bar mining device |
| CN111033038A (en) * | 2017-07-04 | 2020-04-17 | Rsm想象有限公司 | Double acting pressurized liquid separation device, system, vehicle fleet and use |
| CN111033038B (en) * | 2017-07-04 | 2021-10-26 | Rsm想象有限公司 | Double acting pressurized liquid separation device, system, vehicle fleet and use |
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