CN205823252U - Comprehensive draining gas producing device - Google Patents
Comprehensive draining gas producing device Download PDFInfo
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- CN205823252U CN205823252U CN201620824427.8U CN201620824427U CN205823252U CN 205823252 U CN205823252 U CN 205823252U CN 201620824427 U CN201620824427 U CN 201620824427U CN 205823252 U CN205823252 U CN 205823252U
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Abstract
This utility model relates to oil-gas field development technical field, particularly relates to a kind of comprehensive draining gas producing device.Comprehensive draining gas producing device disclosed in this utility model, including production tree, sleeve pipe and gas production oil pipe, described gas production oil pipe is positioned at described sleeve pipe, the top of described sleeve pipe and gas production oil pipe is connected to the bottom of described production tree, also include little oil pipe, one end of described little oil pipe can be passed through the foaming water discharge agent from bubble row's sled and the gases at high pressure from gas lift system, the other end is arranged on inside described gas production oil pipe after production tree, is provided with multiple little oil pipe gas lift valve in the little oil pipe section be positioned at gas production oil pipe.Little oil pipe in can stretching into gas production oil pipe due to setting and bottom arrival gas well, and the foaming water discharge agent from bubble row's sled and the gases at high pressure from gas lift system can be passed through in little oil pipe, allow for foaming water discharge agent and gases at high pressure for draining can arrive bottom gas well, reduce foaming difficulty, and then improve the drainage efficiency of gas well.
Description
Technical field
This utility model belongs to oil-gas field development technical field, particularly relates to a kind of comprehensive draining gas producing device.
Background technology
Gas field is developed through for many years, and stratum energy reduces year by year, and low-pressure gas well increases year by year, and when having part gas well to go into operation
Just showing the feature of low pressure, low yield, when producing to a certain extent, gas well can not meet minimum and take the requirement of flow quantity, carries
Less to the water yield on ground, shaft bottom and pit shaft just produce hydrops, long-pending sand, cause gas well normally to produce.At present, the most extensively
General employing foam drainaging gas cutting process technology solves the problem of the low-voltage and low-yield pit shaft hydrops of Water-bearing Gas Reservoir, and then raising is gathered
Rate, but usual foam water discharge agent dosing method is mainly directly filled by well head christmas tree tubing and casing, it is impossible to effectively arrive well
Cylinder hydrops section, has a strong impact on drainage effect, therefore, is badly in need of exploring a kind of novel dosing method and solves foam, gaslift draining
The difficult problem that gas production is faced.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of shaft bottom that can solve relatively polymorphic type water-producing gas well to amass
Liquid problem and the higher comprehensive draining gas producing device of drainage efficiency.
This utility model solves the comprehensive draining gas producing device that its technical problem is used, including production tree, sleeve pipe with adopt
Gas and oil pipe, described gas production oil pipe is positioned at described sleeve pipe, and the top of described sleeve pipe and gas production oil pipe is connected to described production tree
Bottom, also includes that little oil pipe, one end of described little oil pipe can be passed through from the foaming water discharge agent of bubble row's sled with from distribution sled
Gases at high pressure, the other end is arranged on inside described gas production oil pipe after production tree, is being positioned at the little oil pipe section of gas production oil pipe
On be provided with multiple little oil pipe gas lift valve.
Further, also including that raised platform around a well and pipe-coiling rack, described raised platform around a well are arranged around described production tree, described pipe-coiling rack is used
In coiling described little oil pipe, and it is arranged on described raised platform around a well.
Further, the little oil pipe preventer being arranged on described production tree top, described little oil pipe preventer are also included
Including half envelope flashboard and shear ram.
Further, the Bidirectional suspension slips being arranged on little oil pipe preventer top, described Bidirectional suspension card are also included
Watt it is used for fixing described little oil pipe.
Further, described Bidirectional suspension slips include inside have bellmouth slip spider and with slip spider with the use of
Taper slips, there is inside taper slips through hole, the hole wall longitudinal section of described through hole is the part in zigzag, and hole wall
Sawtooth and another part sawtooth towards contrary, described little oil pipe is fixed in described through hole pluggablely.
Further, described Bidirectional suspension slips also includes the sealing structure being positioned at bottom slip spider, and described sealing is tied
Structure includes seal receptacle and is positioned at the top pressure closure at seal receptacle top, and having axial stuffing hole inside seal receptacle, seal receptacle is with close
Bind lid between stuffing hole in be filled with airtight and watertight padding, bottom stuffing hole, be provided with sealing gasket, seal structure inside
Being provided with the axial fixing hole fixed for little oil pipe, described seal receptacle is connected by threaded engagement with slip spider pluggablely.
Further, described Bidirectional suspension slips also includes the upper four-way flange being positioned at bottom.
Further, described Bidirectional suspension slips also includes valve union joint, and valve union joint is solid by jointing seat
Being scheduled on the top of taper slips, jointing seat is fixed on taper slips by attachment screw.
Further, the bottom at described gas production oil pipe is provided with packer.
The beneficial effects of the utility model are: the little oil in can stretching into gas production oil pipe due to setting and bottom arrival gas well
Pipe, and can be passed through in little oil pipe from bubble row sled foaming water discharge agent and from distribution sled gases at high pressure, allow for for
The foaming water discharge agent of draining and gases at high pressure can arrive bottom gas well, reduce foaming difficulty, and then improve the draining effect of gas well
Rate.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the present utility model；
Fig. 2 is the partial enlargement structural representation of Fig. 1；
Fig. 3 is the partial enlargement structural representation of Fig. 1；
Fig. 4 is the structural representation of the Bidirectional suspension slips that this utility model relates to；
Fig. 5 is the partial enlargement structural representation of Fig. 4；
Parts, position and numbering in figure: production tree 1, sleeve pipe 2, gas production oil pipe 3, little oil pipe 4, little oil pipe gas lift valve 41,
Bubble row's sled 5, gas lift system 6, raised platform around a well 7, pipe-coiling rack 8, little oil pipe preventer 9, half envelope flashboard 91, shear ram 92, Bidirectional suspension
Slips 10, slip spider 101, taper slips 102, through hole 1021, sawtooth 1022, seal receptacle 103, top pressure closure 104, airtight and watertight padding
105, sealing gasket 106, upper four-way flange 107, lock-screw 108, clamp nut 109, valve union joint 1010, jointing seat
1011, attachment screw 1012, O-ring seals 1013, flat gasket 1014, packer 11.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings.At this it should be noted that for these embodiment party
The explanation of formula is adapted to assist in and understands this utility model, but is not intended that restriction of the present utility model.
As shown in Figures 1 to 5, this utility model includes production tree 1, sleeve pipe 2 and gas production oil pipe 3,3, described gas production oil pipe
In described sleeve pipe 2, the top of described sleeve pipe 2 and gas production oil pipe 3 is connected to the bottom of described production tree 1, also includes little oil pipe
4, one end of described little oil pipe 4 can be passed through the foaming water discharge agent from bubble row's sled 5 and the gases at high pressure from gas lift system 6, separately
One end is arranged on described gas production oil pipe 3 inside after production tree 1, is provided with on the little oil pipe 4 sections be positioned at gas production oil pipe 3
Multiple little oil pipe gas lift valves 41.By little oil pipe 4, bubble row's note foaming agent can directly put in place and reach pit shaft hydrops section；And it is possible to
According to shaft bottom hydrops situation, select use gaslift draining or steep row's draining, or the mode using gaslift to add bubble row's combination is arranged
Water, improves drainage efficiency.
Specifically, in order to make placement that little oil pipe 4 can be regular and when lower little oil pipe 4 convenient operation, above-mentioned concrete reality
Mode of executing also includes that raised platform around a well 7 and pipe-coiling rack 8, described raised platform around a well 7 are arranged around described production tree 1, and described pipe-coiling rack 8 is used for coiling institute
State little oil pipe 4, and be arranged on described raised platform around a well 7.Owing to the degree of depth of gas well differs, have as deep as km, therefore, little oil pipe
The longer the better for the length of 4, accordingly, it would be desirable to a device pipe-coiling rack 8 that can coil little oil pipe 4, before lower little oil pipe 4, little
Oil pipe 4 is wrapped on pipe-coiling rack 8, and along with little oil pipe 4 gos deep in gas well, little oil pipe 4 gradually pulls out from pipe-coiling rack 8.Well is set
Platform 7 can facilitate operated by personnel, operator to may stand on raised platform around a well 7 operate, the most just when lower little oil pipe 4
Just.
Specifically, in order to prevent from occurring gas blowout accident when lower little oil pipe 4, above-mentioned detailed description of the invention also includes being arranged on institute
Stating the little oil pipe preventer 9 at production tree 1 top, described little oil pipe preventer 9 includes half envelope flashboard 91 and shear ram 92.
Specifically, in order to make, little oil pipe 4 is stable during water pumping gas production to be fixed, and Accident prevention occurs, above-mentioned embodiment
Also including the Bidirectional suspension slips 10 being arranged on little oil pipe preventer 9 top, described Bidirectional suspension slips 10 is used for preventing little oil
Push up on pipe 4 or drop.
Concrete, Bidirectional suspension slips 10 include inside have bellmouth slip spider 101 and with slip spider 101 with the use of
Taper slips 102, taper slips 102 is internal has through hole 1021, and the hole wall longitudinal section of described through hole 1021 is zigzag, and
A part of sawtooth 1022 on hole wall and another part sawtooth 1022 towards contrary, each sawtooth 1022 is along through hole 1021
A circumferentially disposed circle of wall, the tip of sawtooth 1022 is internal towards through hole 1021, slightly upwards or downward-sloping；Described little oil
Pipe 4 is fixed in described through hole 1021 pluggablely, between slip spider 101 and taper slips 102 by lock-screw 108 even
Connect.After slip spider 101 is fastened with taper slips 102 by lock-screw 108 and worked good, make within taper slips 102
Sawtooth 1022 structure and little oil pipe 4 form interference fit, and then make the pipe shaft of little oil pipe 4 be fixed in taper slips 102, prevent
Little oil pipe 4 is because receiving the pressure of gas well and upper top or tenesmus.
Concrete, in order to make little oil pipe 4 to put in bottom gas well hermetically, described Bidirectional suspension slips 10 also includes being positioned at
Sealing structure bottom slip spider 101, described sealing structure includes seal receptacle 103 and is positioned at the sealing top at seal receptacle 103 top
Lid 104, seal receptacle 103 is internal has axial stuffing hole, fills in the stuffing hole between seal receptacle 103 and top pressure closure 104
There is airtight and watertight padding 105, bottom stuffing hole, be provided with sealing gasket 106, be provided with axial confession little oil pipe 4 in the inside sealing structure
The fixing hole fixed, described seal receptacle 103 is connected by threaded engagement with slip spider 101, as shown in Figure 4, at card pluggablely
Bottom watt seat 101, there is concave up hole, hole inwall has female thread, the top of seal receptacle 103 have with on slip spider 101
The external screw thread of female thread coupling, and, seal receptacle 103 is also cased with a clamp nut 109, so that seal receptacle 103 and card
Watt seat 101 can securely coordinate.
Concrete, described Bidirectional suspension slips 10 also includes the upper four-way flange 107 being positioned at bottom, for by Bidirectional suspension
Slips 10 is fixed on the top of little oil pipe preventer 9.
Concrete, it is connected with valve for convenience, as shown in Figure 4, described Bidirectional suspension slips 10 also includes that valve connects
1010, valve union joint 1010 is fixed on the top of taper slips 102 by jointing seat 1011, and jointing seat 1011 passes through
Attachment screw 1012 is fixed on taper slips 102.It is internally provided with the O-ring seals for sealing at valve union joint 1010
1013 and flat gasket 1014.
By Bidirectional suspension slip spider, little oil pipe preventer, production tree center, gas production oil pipe 3 increases by one continuously
Little oil pipe 4, gas production face, straight cutting shaft bottom, and use Bidirectional suspension slips 10 to be suspended on production tree 1 by continuous little oil pipe 4, and
Little oil pipe 4 installs multistage little oil pipe gas lift valve 41 by pressure ratio continuously.So half at little oil pipe preventer seals flashboard 91 and adopts
Under the choke valve effect of oil tree, it is formed for a little gas production passage between gas production oil pipe and little oil pipe, has reached under same discharge capacity
It is greatly improved pit shaft flow velocity, is beneficial to carry silt particle, reduce the purpose of system power.In continuous little oil pipe termination, pipe-coiling rack center
Upper installation stop valve is for being connected with gas lift system and bubble heat-extraction system.
Specifically, in order to make sleeve pipe water column separate with gas production face, in the bottom of described gas production oil pipe 3, packer is installed
11.One packer is installed bottom gas production oil pipe, sleeve pipe water column can be separated with gas production face, no killing well can be conveniently realized
Operation without open flow, and the two-way high pressure that bears of energy, service life is long.
This utility model can effectively solve the shaft bottom hydrops problem of relatively polymorphic type water-producing gas well, meets gas field development work
Technology requirement, forms gas field development water pumping gas production supporting technology, and solving routine bubble row's note foaming agent can not directly arrive simultaneously
Pit shaft hydrops section, foaming agent fill the problems such as difficult, time-consuming length.Technique for applying collection little oil pipe gas lift valve+bubble row+gaslift is comprehensively arranged
Water production gas technology is integrated, and is a kind of to utilize waterpower principle placer, the composite technology of water pumping gas production.Whole application system mainly by Little oil pipe, gas lift valve, gas lift system, bubble arrange sled and well head and downhole system
Composition.Owing to there is not well dynamic equipment, this application system solves product sand drain and causes equipment to grind owing to down-hole sand setting deposits
Damaging the situations such as serious and sand card inefficacy, the low-pressure gas well production technique produced for limit placer, limit draining, limit is one currently to be recognized
For the relatively advanced process system of water pumping gas production.
Claims (9)
1. comprehensive draining gas producing device, including production tree (1), sleeve pipe (2) and gas production oil pipe (3), described gas production oil pipe (3) is positioned at
In described sleeve pipe (2), the top of described sleeve pipe (2) and gas production oil pipe (3) is connected to the bottom of described production tree (1), its feature
Be: also include little oil pipe (4), one end of described little oil pipe (4) can be passed through from bubble row sled (5) foaming water discharge agent and from
The gases at high pressure of gas lift system (6), the other end is arranged on described gas production oil pipe (3) inside after production tree (1), adopts being positioned at
Multiple little oil pipe gas lift valve (41) it is provided with in little oil pipe (4) section in gas and oil pipe (3).
Comprehensive draining gas producing device the most according to claim 1, it is characterised in that: also include raised platform around a well (7) and pipe-coiling rack
(8), described raised platform around a well (7) is arranged around described production tree (1), and described pipe-coiling rack (8) is used for coiling described little oil pipe (4), and
It is arranged on described raised platform around a well (7).
Comprehensive draining gas producing device the most according to claim 2, it is characterised in that: also include being arranged on described production tree
(1) the little oil pipe preventer (9) at top, described little oil pipe preventer (9) includes half envelope flashboard (91) and shear ram (92).
Comprehensive draining gas producing device the most according to claim 3, it is characterised in that: also include being arranged on little oil pipe preventer
(9) the Bidirectional suspension slips (10) on top, described Bidirectional suspension slips (10) is used for preventing the upper top of little oil pipe (4) or tenesmus.
Comprehensive draining gas producing device the most according to claim 4, it is characterised in that: described Bidirectional suspension slips (10) includes
Inside have bellmouth slip spider (101) and with slip spider (101) with the use of taper slips (102), taper slips (102)
Inside has through hole (1021), and the hole wall longitudinal section of described through hole (1021) is a part of sawtooth in zigzag, and hole wall
(1022) with another part sawtooth (1022) towards contrary, described little oil pipe (4) is fixed on described through hole pluggablely
(1021) in.
Comprehensive draining gas producing device the most according to claim 5, it is characterised in that: described Bidirectional suspension slips (10) is also wrapped
Including the sealing structure being positioned at slip spider (101) bottom, described sealing structure includes seal receptacle (103) and is positioned at seal receptacle (103)
The top pressure closure (104) at top, seal receptacle (103) is internal has axial stuffing hole, seal receptacle (103) and top pressure closure
(104) it is filled with airtight and watertight padding (105) in the stuffing hole between, bottom stuffing hole, is provided with sealing gasket (106), seal knot
The inside of structure is provided with the axial fixing hole fixed for little oil pipe (4), described seal receptacle (103) and slip spider pluggablely
(101) connected by threaded engagement.
Comprehensive draining gas producing device the most according to claim 6, it is characterised in that: described Bidirectional suspension slips (10) is also wrapped
Include the upper four-way flange (107) being positioned at bottom.
Comprehensive draining gas producing device the most according to claim 7, it is characterised in that: described Bidirectional suspension slips (10) is also wrapped
Including valve union joint (1010), valve union joint (1010) is fixed on the top of taper slips (102) by jointing seat (1011)
Portion, jointing seat (1011) is fixed on taper slips (102) by attachment screw (1012).
Comprehensive draining gas producing device the most according to claim 1, it is characterised in that: in the bottom of described gas production oil pipe (3)
Packer (11) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620824427.8U CN205823252U (en) | 2016-07-29 | 2016-07-29 | Comprehensive draining gas producing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620824427.8U CN205823252U (en) | 2016-07-29 | 2016-07-29 | Comprehensive draining gas producing device |
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| Publication Number | Publication Date |
|---|---|
| CN205823252U true CN205823252U (en) | 2016-12-21 |
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ID=57557561
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620824427.8U Active CN205823252U (en) | 2016-07-29 | 2016-07-29 | Comprehensive draining gas producing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050199A (en) * | 2016-07-29 | 2016-10-26 | 南充西南石油大学设计研究院有限责任公司 | Synthetic drainage and gas production device and method |
-
2016
- 2016-07-29 CN CN201620824427.8U patent/CN205823252U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050199A (en) * | 2016-07-29 | 2016-10-26 | 南充西南石油大学设计研究院有限责任公司 | Synthetic drainage and gas production device and method |
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| GR01 | Patent grant |