CN203515495U - Low-pressure gas well vortex plunger water drainage gas production device - Google Patents

Low-pressure gas well vortex plunger water drainage gas production device Download PDF

Info

Publication number
CN203515495U
CN203515495U CN201320602424.6U CN201320602424U CN203515495U CN 203515495 U CN203515495 U CN 203515495U CN 201320602424 U CN201320602424 U CN 201320602424U CN 203515495 U CN203515495 U CN 203515495U
Authority
CN
China
Prior art keywords
plunger
eddy current
hole
gas well
vortex
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN201320602424.6U
Other languages
Chinese (zh)
Inventor
杨旭东
白晓弘
于志刚
刘双全
田伟
程小莉
肖述琴
卫亚明
陈勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Petrochina Co Ltd
Original Assignee
Petrochina Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Petrochina Co Ltd filed Critical Petrochina Co Ltd
Priority to CN201320602424.6U priority Critical patent/CN203515495U/en
Application granted granted Critical
Publication of CN203515495U publication Critical patent/CN203515495U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Landscapes

  • Electromagnetic Pumps, Or The Like (AREA)

Abstract

The utility model discloses a low pressure gas well vortex plunger drainage gas production device is designed for discharging gas well hydrops pit shaft effectively under the unchangeable condition of gas well energy. The device consists of a first vortex underground locating device, a second vortex underground locating device, a first plunger and a second plunger, wherein the first vortex underground locating device is used for accelerating the airflow velocity at the bottom of the gas well and buffering the falling impulsive force of the first plunger, and the second vortex underground locating device is used for accelerating the airflow velocity at the middle part of the gas well, buffering the falling impulsive force of the second plunger and carrying the second plunger. When the device is used for well opening, the airflow at the bottom of the gas well accelerated by the first vortex underground seating device can push the first plunger and accumulated liquid above the first plunger to rise to the second vortex underground seating device and the second plunger, the second vortex underground seating device accelerates airflow with speed loss in a relay manner again, and pushes the second plunger and liquid lifted by the first plunger to smoothly reach the well head, so that safe and effective well liquid lifting is realized under the condition that the energy of the gas well is not changed.

Description

Low-pressure gas well eddy current plunger water drainage gas production device
Technical field
The utility model relates to a kind of low-pressure gas well eddy current plunger water drainage gas production device, belongs to oil gas field drainage gas recovery field.
Background technology
At present, plunger lift is the effective and economic and practical water pumping gas production method in domestic and international gas field, it usings plunger as the mechanical interface between gas-liquid, utilize gas well self-energy to promote plunger and in oil pipe, periodically lift liquid, can effectively stop on gas and alter with liquid and fall after rise, reduce liquid " slippage " effect, increase intermittent gaslift efficiency.
Along with Soviet Union's the continually developing of Sulige gas field, part gas well has entered stage middle and later periods of low pressure, low yield, and self-energy has been not enough to promote plunger and top hydrops thereof to well head, has a strong impact on lifting efficiency.
Eddy current effect can change multiphase flow disorderly in gas well into a kind of orderly eddy current, and near gas form with continuous gas column oil pipe center is moved upward, and the pressure loss that this forms of motion can make gas move upward reduces, and increases gas flow rate.
Summary of the invention
The purpose of this utility model is to provide a kind of low-pressure gas well eddy current plunger water drainage gas production device, gas well hydrops is discharged to pit shaft effectively the gas well constant in energy in the situation that.
Concrete technology contents of the present utility model is as follows:
This device by the first eddy current down-hole be located device, the second eddy current down-hole is located device, the first plunger and the second plunger and forms, the first plunger is located at that the first eddy current down-hole is located device and the second eddy current down-hole is located between device, and the second plunger is located at the second eddy current down-hole and is located device top.
This device is when driving a well, by the first eddy current down-hole, being located gas well bottom air flow energy that device accelerates promotes the first plunger and top hydrops thereof and rises to the second eddy current down-hole and be located on device and the second plunger, and the second eddy current down-hole is located device " relay " property ground the air-flow of speed loss is accelerated again, promote the second plunger and arrived smoothly well head by the liquid on the first Plunger Lift, realize well liquid lifting safely and effectively in the situation that of gas well constant in energy.
Accompanying drawing explanation
Fig. 1 is that the first eddy current down-hole is located apparatus structure schematic diagram.
Fig. 2 is that the first eddy current down-hole is located device and is located structural representation after device engaging.
Fig. 3 is that the second eddy current down-hole is located apparatus structure schematic diagram.
Fig. 4 is that the second eddy current down-hole is located device and is located structural representation after device engaging.
Fig. 5 is the first piston structure schematic diagram.
Fig. 6 is the second piston structure schematic diagram.
Fig. 7 is that the second eddy current down-hole that the second plunger and the second eddy current down-hole are located after device is thrown off is located apparatus structure schematic diagram.
Fig. 8 is low-pressure gas well eddy current plunger water drainage gas production device work schematic diagram.
The specific embodiment
Embodiment:
Referring to figs. 1 through 8 couples of embodiment of the present utility model, further illustrate:
This device by the first eddy current down-hole be located device A, the second eddy current down-hole is located device B, the first plunger C and the second plunger D forms, the first plunger C is located at that the first eddy current down-hole is located device A and the second eddy current down-hole is located between device B, and the second plunger D is located at the second eddy current down-hole and is located device B top.
The first eddy current down-hole is located device A: the first swirling body 1 middle bench below outer wall is set with the first buffer spring 2 and is through in the first connecting cylinder 3, the first connecting cylinder 3 bottom undergauge section outer wall threads connect first and are located 4, first is located a 4 outer wall suit first is located device 5, first is located device 5 inwalls is provided with step, and bottom is provided with the first jump ring 6.
The second eddy current down-hole is located device B: the second swirling body 10 tops are claw ball 7, buffer spring 11 being through on second in connecting cylinder 12 on the outer wall suit second of middle bench below, on second, connecting cylinder 12 bottom undergauge section outer wall threads connect second and are located 13, second is located a 13 outer wall cover add-in connectors 14 and second is located device 15, second is located device 15 inwalls is provided with step, and bottom is provided with the second jump ring 16.In 17, the second times connecting cylinders 17 of connector 14 bottom external screw threads second time connecting cylinder of connection, be installed with the lower buffer bar 19 by the spacing engaging of self step, second time buffer spring 18 of lower buffer bar 19 outer walls suits.Center-pole 9 runs through the second eddy current down-hole and is located device B, the top moving ball 8 that is threaded, and bottom is by the spacing engaging of self step.
The first plunger C and the second plunger D are the cylinder that is provided with ring platform, and the second plunger D bottom is provided with claw.
The first eddy current down-hole is located device A for accelerating gas well bottom air-flow velocity and cushioning the whereabouts impulse force of the first plunger C, and the second eddy current down-hole is located device B for accelerating gas well middle part air-flow velocity and cushioning the whereabouts impulse force of the second plunger D and accept the second plunger D.The first plunger C is for lifting gas well bottom hydrops, and the second plunger D is used for lifting by the liquid coming in the first plunger C lifting.
The operating process of this device is as follows:
Input and the production of low-pressure gas well eddy current plunger water drainage gas production device of a bite gas well of take is example;
(1) throw in the first eddy current down-hole and be located device A:
Before construction, for guaranteeing to pass through smoothly oil pipe, with the first jump ring 6, by first, be located device 5 bottoms and shrink locking (being less than pipe aperture).The connector of the first swirling body 1 is connected to special-purpose delivery tool, by piano wire uniform speed slow, transfer to design attitude in pit shaft.On carry piano wire, when the first jump ring 6 touches tubing coupling, flick, unlock, now, first is located device 5 contacts completely with tubing wall.In continuation, carry piano wire, be located device 5 end faces while touching tubing coupling when first, if piano wire tension force obviously rises, illustrate that first is located device 5 engagings.Under hit special-purpose delivery tool, promote first and be located 4 relative first and be located device 5 and move down, make first to be located the interior step engaging of device 5 and to be located 4 top in first, strut first completely and be located device 5, the first eddy current down-hole is located to device A and is successfully located in pit shaft.Meanwhile, special-purpose delivery tool pin is cut off, and tool string departs from the first swirling body 1 connector and tripped out.
(2) throw in the first plunger C;
The first plunger C is by the well head input that directly drives a well.
(3) throw in the second eddy current down-hole and be located device B and the second plunger D;
Before construction, the claw ball 7 that the second eddy current down-hole is located to device B is placed in the claw of the second plunger D, and moving ball 8 is placed in claw ball 7 chambeies, to guarantee that the second eddy current down-hole is located device B and the second plunger D does not throw off.For guaranteeing to pass through smoothly oil pipe, with the second jump ring 16, by second, be located device 15 bottoms and shrink locking (being less than pipe aperture).The connector of the second swirling body 10 is connected to special-purpose delivery tool, by piano wire uniform speed slow, transfer to pit shaft internal pressure loss compared with the design attitude of large part.On carry piano wire, when the second jump ring 16 touches tubing coupling, flick, unlock, now, second is located device 15 contacts completely with tubing wall.In continuation, carry piano wire, be located device 15 end faces while touching tubing coupling when second, if piano wire tension force obviously rises, illustrate that second is located device 15 engagings.Under hit special-purpose delivery tool, promoting second is located 13 relative second and is located device 15 and moves down, make second to be located the interior step engaging of device 15 and to be located 13 top in second, strut second completely and be located device 15, the second eddy current down-hole is located to device B and the second plunger D is successfully located in pit shaft.Meanwhile, special-purpose delivery tool pin is cut off, and tool string departs from the second swirling body 10 connectors and tripped out.
(4) opening well and making production;
While driving a well, be located under the effect of the first swirling body 1 of device A in the first eddy current down-hole, accelerated gas well bottom air-flow promotes its hydrops to the second eddy current down-hole, top by the first plunger C and is located on device B and the second plunger D.Under the effect of clashing at the first plunger C, lower buffer bar 19 centre of percussion bars 9, promote moving ball 8 and stretch out claw ball 7 inner chambers, make claw ball 7 external diameters be less than the second plunger D claw internal diameter, remove the support of 7 pairs of the second plunger D claws of claw ball.Under the effect of the second swirling body 10, the air-flow of speed loss is again accelerated, promotes the second plunger D and is arrived smoothly well head by the liquid coming in the first plunger C lifting.
(5) closing well;
Close well head christmas tree E valve, make the interior air-flow of pit shaft in relative static conditions, the first plunger C, the second plunger D all rely on gravity fall, and the first plunger C drops down onto the first eddy current down-hole and is located on device A.When the second plunger D drops down onto the second eddy current down-hole and is located on device B, claw ball 7 and moving ball 8 stretch in the second plunger D claw, moving ball 8 enters claw ball 7 inner chambers under the effect of the second plunger D, strut claw ball 7, complete the second eddy current down-hole and be located being connected of device B and the second plunger D, start next cycle circulation.

Claims (2)

1. a low-pressure gas well eddy current plunger water drainage gas production device, is characterized in that:
This device by the first eddy current down-hole be located device (A), the second eddy current down-hole is located device (B), the first plunger (C) and the second plunger (D) and forms, the first plunger (C) is located at that the first eddy current down-hole is located device (A) and the second eddy current down-hole is located between device (B), and the second plunger (D) is located at the second eddy current down-hole and is located device (B) top.
2. low-pressure gas well eddy current plunger water drainage gas production device according to claim 1, is characterized in that:
The first eddy current down-hole is located device (A): the first swirling body (1) middle bench below outer wall is set with the first buffer spring (2) and is through in first connecting cylinder (3) of tubular, the first connecting cylinder (3) bottom undergauge section outer wall thread connects first and is located head (4), first is located head (4) outer wall suit first is located device (5), first is located device (5) inwall is provided with step, and bottom is provided with the first jump ring 6;
The second eddy current down-hole is located device (B): the second swirling body (10) top is claw ball (7), on the outer wall suit second of middle bench below buffer spring (11) and be through tubular second in connecting cylinder (12), connecting cylinder on second (12) bottom undergauge section outer wall thread connects second and is located head (13), second is located head (13) outer wall cover add-in connectors (14) and second is located device (15), second is located device (15) inwall is provided with step, and bottom is provided with the second jump ring (16); Connector (14) bottom external screw thread connects second time connecting cylinder (17), in second time connecting cylinder (17), be installed with the lower buffer bar (19) by the spacing engaging of self step, lower buffer bar (19) outer wall suit second time buffer spring (18); Center-pole (9) runs through the second eddy current down-hole and is located device (B), the top moving ball (8) that is threaded, and bottom is by the spacing engaging of self step;
The first plunger (C) and the second plunger (D) are the cylinder that is provided with ring platform, and the second plunger (D) bottom is provided with claw.
CN201320602424.6U 2013-09-27 2013-09-27 Low-pressure gas well vortex plunger water drainage gas production device Expired - Lifetime CN203515495U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320602424.6U CN203515495U (en) 2013-09-27 2013-09-27 Low-pressure gas well vortex plunger water drainage gas production device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320602424.6U CN203515495U (en) 2013-09-27 2013-09-27 Low-pressure gas well vortex plunger water drainage gas production device

Publications (1)

Publication Number Publication Date
CN203515495U true CN203515495U (en) 2014-04-02

Family

ID=50374442

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320602424.6U Expired - Lifetime CN203515495U (en) 2013-09-27 2013-09-27 Low-pressure gas well vortex plunger water drainage gas production device

Country Status (1)

Country Link
CN (1) CN203515495U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104514522B (en) * 2013-09-27 2017-09-01 中国石油天然气股份有限公司 Low-pressure gas well vortex plunger water drainage gas production device
CN109915053A (en) * 2019-04-15 2019-06-21 成都百胜野牛科技有限公司 Structure is discharged in a kind of fastening device, downhole tool and underground

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104514522B (en) * 2013-09-27 2017-09-01 中国石油天然气股份有限公司 Low-pressure gas well vortex plunger water drainage gas production device
CN109915053A (en) * 2019-04-15 2019-06-21 成都百胜野牛科技有限公司 Structure is discharged in a kind of fastening device, downhole tool and underground

Similar Documents

Publication Publication Date Title
CN104514522A (en) Low-pressure gas well vortex plunger water drainage gas production device
CN106499623B (en) Gas lift liquid drainage production method with buffer plunger
CN201386526Y (en) Plunger capture device used for plunger gas-lift well mouth
CN103670337B (en) Split plunger device for continuous production without closing well
CN104074494B (en) Combination type well casing gas recovery device
CN202064903U (en) Underground buffering and supporting device for plunger drainage gas production
CN203515495U (en) Low-pressure gas well vortex plunger water drainage gas production device
CN202832414U (en) Split plunger device for continuous production without closing well
CN204002717U (en) Combined type well casing gas recovery device
CN204981768U (en) Skid -mounted tubular multistage separator
CN201991503U (en) Nozzle-built-in hydraulic jet
CN202531390U (en) Gas Well Drainage Gas Production Plunger
CN103711442B (en) A kind of double; two traveling slip devices of two slip mechanism arrangements symmetrical above and below
RU123824U1 (en) GAS WELL DESIGN
CN105201817A (en) Split type plunger without base and liquid drainage gas recovery process
CN104358546A (en) Underground movable automatic intermittent water lifting tool
CN204252962U (en) Underground movable automatic intermittent water lifting tool
CN204371242U (en) Plunger gas lift buffer in pit
CN204252903U (en) steel wire well testing jar
CN202967186U (en) Arch breaking device for cement storage tank
CN204943044U (en) A kind of device removed for gas pipe line impurity
CN2926580Y (en) Multi-stage sandproof oil pump
CN204061120U (en) Gas-proof oil well pump suitable for carbon dioxide drives high gas-liquid ratio oil well
CN202325346U (en) Wellhead device for hollow rod of pumping well
CN108643865A (en) Oil extraction in oil field is energy saving to help picking device

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned
AV01 Patent right actively abandoned

Granted publication date: 20140402

Effective date of abandoning: 20170901