CN205089585U - Liquid accuse guide formula water conservancy automatic voltage regulation water injection pump - Google Patents
Liquid accuse guide formula water conservancy automatic voltage regulation water injection pump Download PDFInfo
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- CN205089585U CN205089585U CN201520753415.6U CN201520753415U CN205089585U CN 205089585 U CN205089585 U CN 205089585U CN 201520753415 U CN201520753415 U CN 201520753415U CN 205089585 U CN205089585 U CN 205089585U
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Abstract
The utility model provides a liquid accuse guide formula water conservancy automatic voltage regulation water injection pump, include from the preceding preceding pressurized cylinder that connects gradually after to, switching -over working cylinder, low pressure working cylinder, back pressurized cylinder to it is connected to the main valve that commutates through respective manifold respectively to go up all jars, the pilot valve control manifold is connected to the switching -over working cylinder, and the pilot valve control manifold links to each other with the main valve that commutates, the main valve that commutates still is connected with high, low pressure manifold through self height, low pressure export. One -way valves before setting up on preceding pressurized cylinder and the main manifold of being connected between the valve that commutates, set up one -way valves afterwards between the valve on back pressurized cylinder and the main manifold of being connected that commutates, preceding one -way valves also is the connected state simultaneously with the one -way valves in back. The utility model discloses it needs the energy for high -pressure injection well pressure boost injection to save the energy conversion with the low pressure injection well, has satisfied high, the requirement of low pressure injection well injection pressure, shorts well quantity and improve the energy -conserving effect of water injection system the reduction to have important meaning.
Description
Technical field
The utility model relates to water-flooding pump for oil field, especially a kind of hydraulic control leading type hydraulic automatism pressure-adjusted pump.
Background technique
Waterflooding extraction is the main development scheme that oil field adopts, because the reasons such as reservoir properties itself and later stage blocking injury cause the height difference of different oil reservoir or different injection well water injection pressure.And at present oil field is generally adopting a set of pressure system with water-injection station, cause the throttling of low pressure water injection well to control water filling, high-pressure water injection well causes shorting or not absorbing water because of system pressure deficiency.Overall pressure-raising and local power supercharging two kinds of modes are taked usually for meeting high-pressure well water filling in oil field, and overall pressure-raising causes the throttling of low pressure water injection well more serious, simultaneously a large amount of a large amount of electric energy of local power suction booster pressurized water injection consumption adopted, day power consumption about 11 × 10
4kw.h, operation energy consumption is high.From whole flood pattern, be on the one hand that suction booster additionally increases electric power energy consumption pressurized water injection, low pressure well causes huge valve control loss because the too high throttling of pressure controls water filling on the other hand, and restriction loss rate, up to 16.7%, causes a large amount of energy dissipation.In line with overall goal that is energy-saving and cost-reducing, cost efficiency, succeed in developing a kind of hydraulic control leading type auto hydraulic pressure-regulating pump.
Model utility content
The purpose of this utility model is to provide a kind of hydraulic control leading type hydraulic automatism pressure-adjusted pump, low pressure Injection Well being saved transformation of energy is that high pressure Injection Well supercharging injection needs energy, do not need additionally to increase energy, realize the distribution according to need again of high and low kill-job water injection pressure, meet the requirement of high and low pressure Injection Well injection pressure, minimizing under-injected well quantity and raising Energy-saving Run For Water Injection effect are had great importance.
The purpose of this utility model realizes by following technical measures:
This hydraulic control leading type hydraulic automatism pressure-adjusted pump comprises pressurized cylinder, commutation work cylinder, operating on low voltage cylinder, rear pressurized cylinder before A-P connects successively, cylinders all is above connected to main reversing valve respectively by respective manifold, described commutation work cylinder connects pilot valve control manifold, and pilot valve control manifold is connected with main reversing valve, described main reversing valve is also connected with high and low pressure manifold by the high and low pressure outlet of self.
The purpose of this utility model also realizes by following technical measures:
Described front pressurized cylinder with the manifold be connected between main reversing valve is arranged front one-way valve group, described rear pressurized cylinder with the manifold be connected between main reversing valve is arranged rear one-way valve group, described front one-way valve group and rear one-way valve group are also connected state simultaneously.
Described front pressurized cylinder, commutation work cylinder, operating on low voltage cylinder, rear pressurized cylinder connect into the overall structure that has coaxial-type inner chamber, in inner chamber, piston rod is set, described commutation work cylinder interior arranges hydraulic pilot valve core, and hydraulic pilot valve spool is inserted on piston rod.
Described operating on low voltage cylinder interior is provided with the large piston be arranged on piston rod, described piston rod is also set with and triggers ring greatly, and the large piston of described large triggering chain rate is closer to hydraulic pilot valve core.
Described front pressurized cylinder inside is provided with the small piston be arranged on piston rod, and described piston rod is also set with little triggering ring, described little triggering chain rate small piston is closer to hydraulic pilot valve core.
Described rear pressurized cylinder inside is provided with the small piston be arranged on piston rod.
The utility model has following beneficial effect:
Water-injection station main line water is regulated by hydraulic control leading type changement, pressure-regulating pump inlet valve group, a part enters pressure-regulating pump operating on low voltage chamber, piston area product moment and carry out water pressure acting in conjunction under, driven plunger is (or right) motion left, compression supercharging is carried out to hyperbaric chamber liquid, highly pressurised liquid enters high-pressure water injection well, and the low pressure that simultaneously energy is converted formation is injected water and entered low pressure well.When connecting rod piston arrives right (left side) dead point, hydraulic control pilot mechanism and the commutation of external main reversing valve, piston reverses direction is moved, thus realizes continuous print pressure regulation process.
(1) design have employed the leading type running-course control mechanism of main line hydraulic pressure and connecting rod complex controll, and realize the automatic reciprocating commutation of pressure-regulating pump, running is without the need to electric energy and automated procedures.
(2) design adopts hydraulic control leading type mechanism, has forced commutation mechanism to bit function, solves the not thorough problem of hydraulic control commutation.
(3) research defines low voltage difference and drives double-action voltage-regulating technique, reduces input differential pressure requirements, and the pressure that can be implemented under less chock pressure difference (>=1.5MPa) part regulates, and improves on-the-spot application area.
(4) do not using under electric power supercharging equipment condition, be high-pressure water injection well water filling power by low pressure restriction loss Conversion of Energy, achieve the automatic governing of high and low kill-job water injection pressure, solve to a certain extent on-the-spot because of low pressure well throttling water filling, high-pressure water injection well underpressure is shorted or pressurized water injection causes energy consumption to lose problem in a large number, for oil field energy saving water filling provides new method.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
In figure: 1-pressurized cylinder; 2-small piston; 3-little triggering ring; 4-piston rod; 5-adpting flange; 6-pilot valve control manifold; 7-hydraulic pilot valve core; 8-commutation work cylinder; 9-trigger ring greatly; 10-large piston; 11-operating on low voltage cylinder; 12-Sealing; 13-one-way valve group; 14-main reversing valve; 15-high and low pressure manifold.
Embodiment
Relevant detailed description of the present utility model and technology contents, coordinate accompanying drawing to be described as follows, but accompanying drawing only provides with reference to the use with explanation, is not used for being limited the utility model.
According to Fig. 1, this hydraulic control leading type hydraulic automatism pressure-adjusted pump comprises pressurized cylinder, commutation work cylinder 8, operating on low voltage cylinder 11, rear pressurized cylinder before A-P connects successively, cylinders all is above connected to main reversing valve 14 respectively by respective manifold, described commutation work cylinder also connects pilot valve control manifold 6, and pilot valve control manifold is connected with main reversing valve 14, described main reversing valve is also connected with high and low pressure manifold 15 by the high and low pressure outlet of self.Described front pressurized cylinder with the manifold be connected between main reversing valve is arranged front one-way valve group, described rear pressurized cylinder with the manifold be connected between main reversing valve is arranged rear one-way valve group, described front one-way valve group and rear one-way valve group are also connected state simultaneously.Described front pressurized cylinder, commutation work cylinder 8, operating on low voltage cylinder 11, rear pressurized cylinder connect into the overall structure that has coaxial-type inner chamber, piston rod 4 is set in inner chamber, described commutation work cylinder interior arranges hydraulic pilot valve core 7, and hydraulic pilot valve spool is inserted on piston rod.Described operating on low voltage cylinder interior is provided with the large piston 10 be arranged on piston rod, and described piston rod is also set with large triggering ring 9, the large piston of described large triggering chain rate is closer to hydraulic pilot valve core.Described front pressurized cylinder inside is provided with the small piston 2 be arranged on piston rod, and described piston rod is also set with little triggering ring 3, described little triggering chain rate small piston is closer to hydraulic pilot valve core.Described rear pressurized cylinder inside is provided with the small piston be arranged on piston rod.
Pressurized cylinder 1 is connected with commutation work cylinder 8 by adpting flange 5, and right-hand member is connected with operating on low voltage cylinder 11 left end, and operating on low voltage cylinder 11 right-hand member connects another pressurized cylinder 1.Small piston 2 is connected with piston rod 4, and it is inner that small piston 2 is in pressurized cylinder 1, and little triggering ring 3 is inserted on piston rod 4, and it is inner that hydraulic pilot valve core 7 is placed in commutation work cylinder 8, and be inserted on piston rod 4.Pilot valve control manifold 6 is connected with manhole appendix on commutation work cylinder 8.Large triggering ring 9, large piston 10 are inserted in piston rod 4, and it is inner that large piston 10 is in operating on low voltage cylinder 11.In large piston 10 seal groove, Sealing 12 is installed.The pressurized cylinder 1 be connected with operating on low voltage cylinder 11 another small piston 2 built-in, small piston 2 is connected with piston rod 4, and two cover pressurized cylinders 1 are connected with one-way valve group 13 by high pressure pipe joint, and operating on low voltage cylinder 11 is connected with main reversing valve 14 by manifold with commutation work cylinder 8.Pilot valve control manifold 6 be connected with main reversing valve 14 the corresponding hydraulic control joint in end be connected.Main reversing valve 14 and high and low pressure manifold 15 are connected to form high and low pressure and export.
Working procedure:
Connect manifold of ground: be connected with water, low pressure water injection well and high-pressure water injection well respectively.
Pressure regulation process: water-injection station main line comes after sluice gate opens, and main line water enters operating on low voltage cylinder, high-pressure work cylinder and valve group simultaneously.Piston and connecting rod is according to hydraulic control leading type changement, pressure-regulating pump inlet valve group and main reversing valve initial position simultaneously, piston area product moment and carry out water pressure acting in conjunction under automatic selecting mobile direction, thus driven plunger (or right) motion left, compression supercharging is carried out to hyperbaric chamber liquid, highly pressurised liquid enters high-pressure water injection well, and the low pressure that simultaneously energy is converted formation is injected water and entered low pressure well.When connecting rod piston arrives right (left side) dead point, hydraulic control pilot mechanism drives external main reversing valve automatic forced to commutate, and piston reverses direction is moved, thus realizes continuous print pressure regulation process.
The foregoing is only preferred embodiment of the present utility model, be not used to limit the scope of the claims of the present utility model, other use the equivalence of patent spirit of the present utility model to change, and all should all belong to the scope of the claims of the present utility model.
Claims (6)
1. a hydraulic control leading type hydraulic automatism pressure-adjusted pump, it is characterized in that, comprise pressurized cylinder, commutation work cylinder, operating on low voltage cylinder, rear pressurized cylinder before A-P connects successively, cylinders all is above connected to main reversing valve respectively by respective manifold, described commutation work cylinder connects pilot valve control manifold, and pilot valve control manifold is connected with main reversing valve, described main reversing valve is also connected with high and low pressure manifold by the high and low pressure outlet of self.
2. a kind of hydraulic control leading type hydraulic automatism pressure-adjusted pump according to claim 1, it is characterized in that, described front pressurized cylinder with the manifold be connected between main reversing valve is arranged front one-way valve group, described rear pressurized cylinder with the manifold be connected between main reversing valve is arranged rear one-way valve group, described front one-way valve group and rear one-way valve group are also connected state simultaneously.
3. a kind of hydraulic control leading type hydraulic automatism pressure-adjusted pump according to claim 1, it is characterized in that, described front pressurized cylinder, commutation work cylinder, operating on low voltage cylinder, rear pressurized cylinder connect into the overall structure that has coaxial-type inner chamber, in inner chamber, piston rod is set, described commutation work cylinder interior arranges hydraulic pilot valve core, and hydraulic pilot valve spool is inserted on piston rod.
4. a kind of hydraulic control leading type hydraulic automatism pressure-adjusted pump according to claim 3, it is characterized in that, described operating on low voltage cylinder interior is provided with the large piston be arranged on piston rod, described piston rod is also set with and triggers ring greatly, the large piston of described large triggering chain rate is closer to hydraulic pilot valve core.
5. a kind of hydraulic control leading type hydraulic automatism pressure-adjusted pump according to claim 3, it is characterized in that, described front pressurized cylinder inside is provided with the small piston be arranged on piston rod, described piston rod is also set with little triggering ring, described little triggering chain rate small piston is closer to hydraulic pilot valve core.
6. a kind of hydraulic control leading type hydraulic automatism pressure-adjusted pump according to claim 3, is characterized in that, described rear pressurized cylinder inside is provided with the small piston be arranged on piston rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520753415.6U CN205089585U (en) | 2015-09-25 | 2015-09-25 | Liquid accuse guide formula water conservancy automatic voltage regulation water injection pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520753415.6U CN205089585U (en) | 2015-09-25 | 2015-09-25 | Liquid accuse guide formula water conservancy automatic voltage regulation water injection pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205089585U true CN205089585U (en) | 2016-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520753415.6U Expired - Fee Related CN205089585U (en) | 2015-09-25 | 2015-09-25 | Liquid accuse guide formula water conservancy automatic voltage regulation water injection pump |
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| CN (1) | CN205089585U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555745A (en) * | 2015-09-25 | 2017-04-05 | 中国石油化工股份有限公司 | Hydraulic control pilot-operated type hydraulic automatism pressure-adjusted pump |
-
2015
- 2015-09-25 CN CN201520753415.6U patent/CN205089585U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555745A (en) * | 2015-09-25 | 2017-04-05 | 中国石油化工股份有限公司 | Hydraulic control pilot-operated type hydraulic automatism pressure-adjusted pump |
| CN106555745B (en) * | 2015-09-25 | 2018-04-17 | 中国石油化工股份有限公司 | Hydraulic control pilot-operated type hydraulic automatism pressure-adjusted pump |
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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: 20160316 Termination date: 20170925 |