CN208686344U - The disconnected de- automatic well-packer of pumping well polish rod - Google Patents
The disconnected de- automatic well-packer of pumping well polish rod Download PDFInfo
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- CN208686344U CN208686344U CN201821474918.XU CN201821474918U CN208686344U CN 208686344 U CN208686344 U CN 208686344U CN 201821474918 U CN201821474918 U CN 201821474918U CN 208686344 U CN208686344 U CN 208686344U
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- polish rod
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Abstract
The utility model discloses a kind of disconnected de- automatic well-packers of pumping well polish rod, including main body of shunting in a well, stepped throughhole is axially arranged with along it in shut-in well main body, sealed ball seat, magnet ring, pressure ring and pressure cap are successively arranged in through-hole internal upper part, side is radially equipped with the shut-in well hole being connected to through-hole in the middle part of shut-in well main body, sealed steel ball and elastic parts are successively arranged in shut-in well hole, sealed steel ball matches the pumping well polish rod outer rim for merging and being acted against in shut-in well hole in the presence of elastic parts with the via clearance in the middle part of shut-in well hole and main body of shunting in a well；After the pumping well polish rod is disconnected de-, sealed steel ball, which can enter in through-hole under the effect of the elastic force of elastic parts and penetrate sealed ball seat under the suction of magnet ring, realizes shut-in well.The blowout preventer can fast implement automatic shut-in well after polished rod break falls off well, it is ensured that prevent blowout and environmental pollution；It can be achieved to shunt in a well under pumpingh well difference wellbore pressure state, realize the production of pumpingh well safety and environmental protection.
Description
Technical field
It is the utility model relates to a kind of shut-in well equipment, in particular to a kind of for the disconnected de- rear well head automatic sealing package of pumping well polish rod
The disconnected de- automatic well-packer of the pumping well polish rod of well.
Background technique
In domestic each major oil and gas field company pumpingh well production process, it is not equipped with automatic well-packer mostly, once pumpingh well is sent out
Raw light rod-broken well head will be out of hand, and the oil in pit shaft is gentle just will uncontrolledly to spray well head, be bound to cause environmental pollution,
Petroleum resources waste and bad social influence, it could even be possible to causing fire explosion.Especially in farmland, water source, residential block, people
Light rod-broken gas blowout accident even more serious consequence and influence by caused by occurs for the high-risk wells such as the dense area of mouth.
Utility model content
The technical problem to be solved by the utility model is to provide one kind can be realized the disconnected de- rear automatic sealing package of pumping well polish rod
Well prevents the disconnected de- automatic well-packer of the pumping well polish rod of blowout and environmental pollution.
To solve the above problems, the utility model adopts the following technical solution:
A kind of disconnected de- automatic well-packer of pumping well polish rod, including shut-in well main body, are axially arranged with use along it in shut-in well main body
In the stepped throughhole for penetrating pumping well polish rod, it is successively arranged sealed ball seat, magnet ring, pressure ring and pressure cap in through-hole internal upper part,
Side is radially equipped with the shut-in well hole being connected to through-hole in the middle part of shut-in well main body, is successively arranged sealed steel ball and elasticity in shut-in well hole
Component, sealed steel ball matches to merge with the via clearance in the middle part of shut-in well hole and main body of shunting in a well acts against envelope in the presence of elastic parts
Pumping well polish rod outer rim in wellhole；After the pumping well polish rod is disconnected de-, sealed steel ball can be acted in the elastic force of elastic parts
It is lower to realize shut-in well into penetrating sealed ball seat in through-hole and under the suction of magnet ring.
As further preferred, magnetic shield is equipped between magnet ring and through-hole wall, the pressure ring is pressed in magnetic shield and magnetic
On ring, for the magnetism of magnet ring to be isolated.
As further preferred, sealing ring is equipped between in the annular snap being located in magnetic shield and through-hole in through-hole, with
Realize sealing.
As further preferred, the pressure cap is threadedly attached in through-hole.
As further preferred, the sealed ball seat is annular and inner hole is taper, to improve shut-in well effect.
As further preferred, the elastic parts includes the installation set for being fixed on shut-in well outer end of hole mouth, in installation set
Sealing silk plug detachably is installed, compression spring and sliding block, sliding block are sequentially installed with by clearance fit in sealing silk plug inner cavity
Sealed steel ball is abutted against under the action of compression spring.
As further preferred, the sliding block is ladder shaft-like and path one end and compression spring grafting, in the big of sliding block
Diameter one end is equipped with conic shaped, for abutting against sealed steel ball.
As further preferred, the other side is equipped with the screw hole being connected to through-hole in the middle part of shut-in well main body, screws in screw hole
There is closure bolt, the reset for sealed steel ball.
As further preferred, it is equipped with external screw thread in shut-in well body top outer rim, for connecting oil-well packing box；It is shunting in a well
Internal screw thread is equipped in the through-hole of lower body part, for connecting rubber gate.
As further preferred, the axial length of the shut-in well main body is 190mm, is easily installed with reducing volume.
The beneficial effects of the utility model are: sealed steel ball can be in elastic parts after taking off since pumping well polish rod is disconnected
Elastic force effect is lower to be entered in through-hole and penetrates sealed ball seat under the suction of magnet ring, magnetic absorption principle is utilized, polished rod
Sealed steel ball moment under the compound action of spring and magnet ring is adsorbed on ball seat after the disconnected well that falls off, and fast implements automatic shut-in well,
Highest sealed pressure reaches 10 megapascal, it is ensured that prevents blowout and environmental pollution；It is disconnected de- rear automatic domestic pumping well polish rod has been filled up
Well-filling techniques blank prevents the disconnected de- accident of pumping well polish rod and makes, it can be achieved that shunt in a well under pumpingh well difference wellbore pressure state
At environmental pollution, petroleum resources waste and bad social influence, the production of pumpingh well safety and environmental protection is realized.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure: shut-in well main body 1, through-hole 101, hole 102 of shunting in a well, screw hole 103, installation set 2, sliding block 3, compression spring 4 are O-shaped
Sealing ring 5, sealing silk plug 6, sealed steel ball 7, sealed ball seat 8, magnet ring 9, magnetic shield 10, pressure ring 11, pressure cap 12, sealing ring 13,
Gasket 14 blocks bolt 15, polished rod 16.
Specific embodiment
As shown in Figure 1, the utility model relates to a kind of disconnected de- automatic well-packer of pumping well polish rod, including shut-in well main body 1,
The stepped throughhole 101 for penetrating pumping well polish rod 16 is axially arranged with along it in shut-in well main body 1, in 101 internal upper part of through-hole
It is successively arranged sealed ball seat 8, magnet ring 9, pressure ring 11 and pressure cap 12, is embedded with magnetic shield between 101 inner wall of magnet ring 9 and through-hole
10, magnet ring 9 is inserted into magnetic shield 10 by clearance fit, and the pressure ring 11 is pressed on magnetic shield 10 and magnet ring 9, for being isolated
The magnetism of magnet ring 9.Sealing ring 13 is equipped between in the annular snap for being located at 101 internal upper part of magnetic shield and through-hole in through-hole 101, it is close
13 sets of seal, in 8 outer rim of sealed ball seat, are sealed with realizing.The sealed ball seat 8 is annular and inner hole is taper, to improve shut-in well
Effect.The pressure cap 12 is threadedly attached in through-hole 101.
It is radially equipped with the shut-in well hole 102 with 101 vertical connection of through-hole in shut-in well 1 middle part side of main body, in shut-in well hole 102
Inside it is successively arranged sealed steel ball 7 and elastic parts, the through-hole of sealed steel ball 7 and shut-in well hole 102 and corresponding 1 middle part of shut-in well main body
101 clearance fits simultaneously act against 16 outer rim of pumping well polish rod in shut-in well hole 102 in the presence of elastic parts.The pumpingh well
After polished rod 16 is disconnected de-, sealed steel ball 7 can enter in through-hole 101 and in the suction of magnet ring 9 under the effect of the elastic force of elastic parts
Sealed ball seat 8 is penetrated under effect realizes shut-in well.
The elastic parts includes the installation set 2 for being welded on shut-in well 102 external port of hole, can by screw thread in installation set 2
Disassembly is equipped with sealing silk plug 6, is sequentially installed with compression spring 4 and sliding block 3 by clearance fit in sealing 6 inner cavity of silk plug, sliding
Block 3 abuts against sealed steel ball 7 under the action of compression spring 4.The sliding block 3 is ladder shaft-like and path one end and compression spring 4
Grafting is equipped with conic shaped in major diameter one end of sliding block 3, for abutting against sealed steel ball 7.In 2 external port of installation set with it is close
It is equipped with O-ring seal 5 between sealing wire stifled 6, to realize sealing.
It is equipped with the screw hole 103 being connected to through-hole 101 in the shut-in well 1 middle part other side of main body, screw hole 103 and shut-in well hole 102 exist
On same axis, screwing in screw hole 103 has closure bolt 15, the reset for sealed steel ball 7.It is arranged on blocking bolt 15
There is gasket 14, the sealing for screw hole 103.
It is equipped with external screw thread in shut-in well 1 top outer rim of main body, for connecting oil-well packing box；In the logical of shut-in well 1 lower part of main body
Internal screw thread is equipped in hole 101, for connecting rubber gate.The axial length of the shut-in well main body 1 is 190mm, to reduce installation
Total height value added afterwards avoids changing former pumping well head structure and function, and influences former pumpingh well production run, volume
It is small, convenient and flexible installation.
When installation, sealing silk plug 6 is unloaded first, compression spring 4, sliding block 3 and sealed steel ball 7 are taken out, then should
Blowout preventer is mounted on the pin thread of rubber gate by the internal screw thread for 1 lower part of main body of shunting in a well and is screwed, and shut-in well 1 top of main body is passed through
External screw thread connects packing box for pumping well.After the completion of installing 16 aligning of sucker rod polished rod, sealed steel ball 7 is cleaned up into loading shut-in well
In hole 102, then compression spring 4 and sliding block 3 are packed into and sealed in silk plug 6, and sealing silk plug 6 is torqued-up in installation set 2.
During normal production, sealed steel ball 7 is standby in shut-in well hole 102, takes off in well once polished rod 16 is disconnected, sealed steel ball
7 enter in through-hole 101 under the elastic force effect of elastic parts, and moment, it is simultaneously tight to penetrate sealed ball seat 8 under the suction of magnet ring 9
It is thickly adsorbed on ball seat, realizes automatic shut-in well.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (10)
1. a kind of disconnected de- automatic well-packer of pumping well polish rod, including shut-in well main body, it is characterized in that: along its axial direction in shut-in well main body
Equipped with the stepped throughhole for penetrating pumping well polish rod, sealed ball seat, magnet ring, pressure ring and pressure are successively arranged in through-hole internal upper part
Cap, side is radially equipped with the shut-in well hole being connected to through-hole in the middle part of shut-in well main body, is successively arranged sealed steel ball in shut-in well hole
And elastic parts, sealed steel ball matches to merge with the via clearance in the middle part of shut-in well hole and main body of shunting in a well to be pushed up in the presence of elastic parts
Lean against the pumping well polish rod outer rim in shut-in well hole；After the pumping well polish rod is disconnected de-, sealed steel ball can be in the bullet of elastic parts
Power effect is lower to be entered in through-hole and penetrates sealed ball seat realization shut-in well under the suction of magnet ring.
2. the disconnected de- automatic well-packer of pumping well polish rod according to claim 1, it is characterized in that: magnet ring and through-hole wall it
Between be equipped with magnetic shield, the pressure ring is pressed on magnetic shield and magnet ring, for the magnetism of magnet ring to be isolated.
3. the disconnected de- automatic well-packer of pumping well polish rod according to claim 2, it is characterized in that: being located at magnetic shield in through-hole
Sealing ring is equipped between with the annular snap in through-hole, to realize sealing.
4. the disconnected de- automatic well-packer of pumping well polish rod according to claim 1-3, it is characterized in that: the pressure cap is logical
It crosses and is threaded in through-hole, be used for fixing seal ball seat and magnet ring.
5. the disconnected de- automatic well-packer of pumping well polish rod according to claim 4, it is characterized in that: the sealed ball seat is annular
And inner hole is taper, to improve shut-in well effect.
6. the disconnected de- automatic well-packer of pumping well polish rod according to claim 1 or 5, it is characterized in that: the elastic parts packet
The installation set for being fixed on shut-in well outer end of hole mouth is included, sealing silk plug is detachably installed in installation set, it is logical in sealing silk plug inner cavity
It crosses clearance fit and is sequentially installed with compression spring and sliding block, sliding block abuts against sealed steel ball under the action of compression spring.
7. the disconnected de- automatic well-packer of pumping well polish rod according to claim 6, it is characterized in that: the sliding block is ladder shaft-like
And path one end and compression spring grafting, it is equipped with conic shaped in major diameter one end of sliding block, for abutting against sealed steel ball.
8. the disconnected de- automatic well-packer of pumping well polish rod according to claim 1 or claim 7, it is characterized in that: in the middle part of shut-in well main body
The other side is equipped with the screw hole being connected to through-hole, and screwing in screw hole has closure bolt, the reset for sealed steel ball.
9. the disconnected de- automatic well-packer of pumping well polish rod according to claim 8, it is characterized in that: in shut-in well body top outer rim
Equipped with external screw thread, for connecting oil-well packing box；Internal screw thread is equipped in the through-hole of shut-in well lower body part, for connecting rubber lock
Door.
10. the disconnected de- automatic well-packer of pumping well polish rod according to claim 9, it is characterized in that: the axis of the shut-in well main body
It is 190mm to length, is easily installed with reducing volume.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821474918.XU CN208686344U (en) | 2018-09-10 | 2018-09-10 | The disconnected de- automatic well-packer of pumping well polish rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821474918.XU CN208686344U (en) | 2018-09-10 | 2018-09-10 | The disconnected de- automatic well-packer of pumping well polish rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208686344U true CN208686344U (en) | 2019-04-02 |
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ID=65888771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821474918.XU Active CN208686344U (en) | 2018-09-10 | 2018-09-10 | The disconnected de- automatic well-packer of pumping well polish rod |
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| CN (1) | CN208686344U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108868683A (en) * | 2018-09-10 | 2018-11-23 | 张玉森 | The disconnected de- automatic well-packer of pumping well polish rod |
-
2018
- 2018-09-10 CN CN201821474918.XU patent/CN208686344U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108868683A (en) * | 2018-09-10 | 2018-11-23 | 张玉森 | The disconnected de- automatic well-packer of pumping well polish rod |
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