CN204941449U - A kind of two ore control gas injection, Water injection well head device - Google Patents
A kind of two ore control gas injection, Water injection well head device Download PDFInfo
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- CN204941449U CN204941449U CN201520655994.0U CN201520655994U CN204941449U CN 204941449 U CN204941449 U CN 204941449U CN 201520655994 U CN201520655994 U CN 201520655994U CN 204941449 U CN204941449 U CN 204941449U
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Abstract
A kind of two ore control gas injection, Water injection well head device, be made up of casing flange, tubing head, production tree and joining pipe valve; In the side and production tree of tubing head injection channel above reducing joint, respectively fill a hand and to surge integrated valve; Between flow in pipes and the ball-and-seat of injection, a liquid-operated flat valve is housed; And the valve body of the manual flat valve above production tree four-way and its is connected, make it to become four-way flap type parts.Hand in identical product surges integrated valve, manual flat valve, four-way flap type and liquid-operated flat valve, adopts unified dark rod flat plate valve or the basic structure of rising stem flat valve.There is volume-diminished, weight saving, saving material, be convenient to dismounting, two ore control, safe and reliable, automaticity and standardization high, more can adapt to the requirement of current energy-saving and cost-reducing and technical development.
Description
Technical field
The utility model relates to petroleum machinery, the wellhead assembly in Oil/gas Well drilling-production equipment.
Background technology
Carbon dioxide injection in underground, dissolve and drive crude oil, the recovery ratio of old filed can be improved, and also have good exploitation effect to viscous crude and low-permeability oil, be one of higher, the most promising repetition oil recovery technique of current techniques content, just promote rapidly in China.But carbon dioxide can not only dissolve oil, and also there is very strong corrosivity to metal material, affect the application life of equipment; And carbon dioxide colorless and odorless, the gas that concentration is higher is once leak, entail dangers to personal safety.Therefore, when using gas injection well jaws equipment, except selecting corrosion-resistant strong alloy material manufacture, also needing to carry out bivalve configuration on its main gas injection passage, and carrying out remote remote control to it, is one of ideal safety measure.But bivalve configures, and can increase the volume size of product, material consumption and cost price; So, under the premise that security is guaranteed, make great efforts the volume size of minimizing product, material consumption, cost price and leakage link, just very necessary.In addition, water being injected oil reservoir, can keep or recover formation pressure, make oil reservoir have very strong driving force, to improve exploitation rate and the recovery ratio of oil reservoir, is also one of the most frequently used method of secondary oil recovery; Long-distance Control is carried out to water injection equipment, its modernization level can be improved.
Summary of the invention
The utility model, according to intensive concept, in conjunction with the requirement of gas injection, water flood recovery technology, develops a kind of small volume, the two ore control gas injection that rational in infrastructure, automaticity is higher, Water injection well head device.
The utility model is made up of casing flange, tubing head, production tree and joining pipe valve; Its special feature is: in the side and production tree of tubing head injection channel above reducing joint, respectively fills a hand and to surge integrated valve; Between flow in pipes and the ball-and-seat of injection, a liquid-operated flat valve is housed; And the valve body of the manual flat valve above production tree four-way and its is connected, make it to become four-way flap type parts.
Because the utility model is in the side and production tree of tubing head injection channel above reducing joint, respectively fills a hand and to surge integrated valve; Between flow in pipes and the ball-and-seat of injection, a liquid-operated flat valve is housed; Thus the two ore control of the remote hydraulicefficiency telecontrol achieved wellhead assembly and on-the-spot manual control.Manual flat valve and liquid-operated flat valve are designed to hand to surge integrated valve, and by the manual flat valve two kinds of component above former production tree four-way and its, be designed to the four-way flap type parts of a disjunctor, keeping on the basis that its original function is constant, greatly reduce the volume and weight of product, save raw material and set-up time, the link that may produce dielectric leakage can also have been reduced; Thus reach the object reducing consumption, improve effects.
Accompanying drawing explanation
Fig. 1 is the partial schematic sectional view of the utility model general structure;
Fig. 2 is in the utility model, and hand surges the full section schematic diagram of integrated valve general structure;
Fig. 3 is in the utility model, the partial schematic sectional view of four-way flap type general structure.
Component title shown in attached number in the figure is as follows:
1, casing flange, 2, tubing head, 3, reducing joint, 4, hand surges integrated valve, 5, manual flat valve, 6, manometric module, 7, testing conduit, 8, plug, 9, sample valve, 10, ball-and-seat, 11, pipe joint, 12, four-way flap type, 13, end cap flange, 14, fluid pressure line, 15, gasket ring, 16, bolt and nut, 17, flow in pipes, 18, liquid-operated flat valve, 4-1, valve body, 4-2, flashboard, 4-3, valve component, 4-4, bonnet assemblies, 4-5, handwheel actuator, 4-6, guide peg, 4-7, guard bar cover, 4-8, gasket ring, 4-9, bolt and nut, 4-10, hydraulic-driven part, 12-1, four-way valve body.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail:
In Fig. 1, the utility model is made up of casing flange, tubing head, production tree and joining pipe valve.Casing flange, tubing head are conventional structure; Production tree to be surged integrated valve (4), a four-way flap type (12) by a reducing joint (3), a hand, and three manual flat valves (5) and end cap flange (13) formed; Joining pipe valve comprises: two manual flat valves (5), four manometric module (6), testing conduit (7), plug (8), sample valve (9), two ball-and-seats (10), pipe joint (11), three fluid pressure lines (14), flow in pipes (17), liquid-operated flat valve (18); Between casing flange (1) and tubing head (2), between tubing head (2) and production tree reducing joint (3), and tubing head, between production tree and other joining each main parts size, all adopt gasket ring (15) and bolt and nut (16) rigid connection; Between each pipeline, testing conduit (7), between pipe joint (11) and ball-and-seat (10), the method for welding is all adopted to connect.The utility model is applicable to injecting carbon dioxide gas or water in oil well, in the gas injection of existing manual control or the basis of Water injection well head device, by the top of reducing joint (3) in the side and production tree of tubing head (2) injection channel, respectively fill a hand and to surge integrated valve (4); Between flow in pipes (17) and the ball-and-seat (10) of import, a liquid-operated flat valve (18) is housed, after connecting with hydraulic power cabinet at a distance with fluid pressure line (14), just can carry out remote hydraulic control to wellhead assembly, there is two ore control and security insurance effect.The manual flat valve (5) of series connection and liquid-operated flat valve (18) are designed to hand and surge integrated valve (4) by the utility model, and by the manual flat valve two kinds of component above production tree four-way and its, be designed to four-way flap type (12) parts of a disjunctor, save the passage and connecting flange that stretch out valve side, and connect gasket ring (15) and bolt and nut (16), its small product size size and material consumption are obviously reduced.
According to the needs of client, hand surges integrated valve (4), and adopt manually with one hydraulically powered rising stem flat valve or dark rod flat plate valve as its basic structure form respectively, sort merge forms; Due to the needs of remote hydraulic control, the structure of rising stem flat valve is more convenient for observing the switch conditions of valve.Fig. 2 is in the utility model, adopt manual rising stem flat valve and an embodiment of rising stem flat valve merging of surging: surge in the valve body (4-1) of integrated valve (4) at hand, what two ends were stretched out is valve passage and connecting flange, and centre is rectangular body; In rectangular body, be processed with two vertically with valve passage to cross and the two be parallel to each other is cylindrical, that centre is slot valve pocket; In two valve pockets, two valve components (4-3) of a shoe brake plate (4-2) and both sides distribution are respectively housed, and the valve related components driving two flashboards (4-2) to move up and down.Hand surges handwheel actuator (4-5) in integrated valve (4) and hydraulic-driven part (4-10), a positive and a negative, staggers 180 ° and install, and avoids mutual interference with the volume and weight of compression valve.Hand surges the valve body (4-1) in integrated valve (4), comprises the entire infrastructure key element of valve passage, flange, valve pocket, symmetrical, symmetrical all up and down, so that processing and assembling.Surge flashboard (4-2) in integrated valve (4), valve component (4-3), bonnet assemblies (4-4), guide peg (4-6), guard bar cover (4-7), the shape of gasket ring (4-8) and bolt and nut (4-9), size of hand is identical with function, has interchangeability.
According to the needs of client, four-way flap type (12), adopts a manual rising stem flat valve or a manual dark rod flat plate valve to merge with a production tree four-way respectively and forms.Fig. 3 is the embodiment that the utility model manual rising stem flat valve and a production tree four-way merge: before and after merging, the component kind of flap type and quantity all remain unchanged; The four-way valve body (12-1) of four-way flap type (12), one end is connecting flange, and the other end is tetragonal body; Lower channel in body is vertical with valve pocket through, and left and right passage is positioned at the left and right sides of handwheel actuator (4-5) below, makes it have the function and efficacy of original two component in wellhead assembly simultaneously.In the exit of the connecting flange of four-way valve body (12-1) and four passages in upper and lower, left and right of tetragonal body, all processing and the trapezoidal seal groove of four channel coaxial hearts and multiple uniform bolt hole or screwed holes, so that with gasket ring (15) and bolt and nut (16) to external connecting.
In addition, hand in the utility model identical product surges integrated valve (4), manual flat valve (5), four-way flap type (12) and liquid-operated flat valve (18), adopt unified valve mechanism type, that is: all adopt rising stem flat valve or whole structure adopting dark rod flat plate valve; Reduce component kind to reach, improve the quantity of same component and the standardization of product, be more conducive to the object produced in batches and reduce costs.
In use, liquid-operated flat valve (18) is in normally open to the utility model, plays a part safety valve, only when other control measure lost efficacy, is just used.The utility model can by the hand of tubing head (2) side, injection channel surge integrated valve (4), to gas injection or water filling in the production string of down-hole, also can by the hand of reducing joint in production tree (3) top surge integrated valve (4), to gas injection or water filling in the oil pipe of down-hole, thus realize layering, difference or while gas injection or the object of water filling.
Claims (7)
1. two ore control gas injection, a Water injection well head device, be made up of casing flange, tubing head, production tree and joining pipe valve; It is characterized in that: the top of reducing joint (3) in the side and production tree of tubing head (2) injection channel, respectively fill a hand and to surge integrated valve (4); Between flow in pipes (17) and the ball-and-seat (10) injected, a liquid-operated flat valve (18) is housed; And the valve body of the manual flat valve above production tree four-way and its is connected, make it to become four-way flap type (12) parts.
2. two ore control gas injection according to claim 1, Water injection well head device, it is characterized in that: hand surges integrated valve (4), adopt manually with one hydraulically powered rising stem flat valve or dark rod flat plate valve respectively, as its basic structure form, sort merge forms.
3. two ore control gas injection according to claim 1, Water injection well head device, is characterized in that: surge in the valve body (4-1) of integrated valve (4) at hand, what two ends were stretched out is valve passage and connecting flange, and centre is rectangular body; In rectangular body, be processed with two vertically with valve passage to cross and the two be parallel to each other is cylindrical, that centre is slot valve pocket; In two valve pockets, two valve components (4-3) of a shoe brake plate (4-2) and both sides distribution are respectively housed, and the valve related components driving two flashboards (4-2) to move up and down.
4. two ore control gas injection according to claim 1, Water injection well head device, it is characterized in that: hand surges handwheel actuator (4-5) in integrated valve (4) and hydraulic-driven part (4-10), a positive and a negative, staggers 180 ° and installs.
5. two ore control gas injection according to claim 1, Water injection well head device, it is characterized in that: hand surges the valve body (4-1) in integrated valve (4), comprise the entire infrastructure key element of valve passage, flange, valve pocket, symmetrical, symmetrical all up and down; Surge flashboard (4-2) in integrated valve (4), valve component (4-3), bonnet assemblies (4-4), guide peg (4-6), guard bar cover (4-7), the shape of gasket ring (4-8) and bolt and nut (4-9), size of hand is identical with function, has interchangeability.
6. two ore control gas injection according to claim 1, Water injection well head device, is characterized in that: the four-way valve body (12-1) of four-way flap type (12), and one end is connecting flange, and the other end is tetragonal body; Lower channel in body is vertical with valve pocket through, and left and right passage is positioned at the left and right sides of handwheel actuator (4-5) below.
7. two ore control gas injection according to claim 1, Water injection well head device, it is characterized in that: the hand in identical product surges integrated valve (4), manual flat valve (5), four-way flap type (12) and liquid-operated flat valve (18), adopt unified valve mechanism type, that is: all adopt rising stem flat valve or whole structure adopting dark rod flat plate valve.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520655994.0U CN204941449U (en) | 2015-08-22 | 2015-08-22 | A kind of two ore control gas injection, Water injection well head device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520655994.0U CN204941449U (en) | 2015-08-22 | 2015-08-22 | A kind of two ore control gas injection, Water injection well head device |
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| CN204941449U true CN204941449U (en) | 2016-01-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111894514A (en) * | 2020-08-31 | 2020-11-06 | 江苏宏泰石化机械有限公司 | Compact ultrahigh pressure oil (gas) production wellhead device |
| CN112922563A (en) * | 2021-01-16 | 2021-06-08 | 江苏苏盐阀门机械有限公司 | Double tubing wellhead assembly |
-
2015
- 2015-08-22 CN CN201520655994.0U patent/CN204941449U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111894514A (en) * | 2020-08-31 | 2020-11-06 | 江苏宏泰石化机械有限公司 | Compact ultrahigh pressure oil (gas) production wellhead device |
| CN111894514B (en) * | 2020-08-31 | 2024-04-02 | 江苏宏泰石化机械有限公司 | Compact ultrahigh pressure oil extraction wellhead device |
| CN112922563A (en) * | 2021-01-16 | 2021-06-08 | 江苏苏盐阀门机械有限公司 | Double tubing wellhead assembly |
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