CN110159218A - Disassembly-free injection type packing box and wellhead sealing charging gun thereof - Google Patents
Disassembly-free injection type packing box and wellhead sealing charging gun thereof Download PDFInfo
- Publication number
- CN110159218A CN110159218A CN201910392073.2A CN201910392073A CN110159218A CN 110159218 A CN110159218 A CN 110159218A CN 201910392073 A CN201910392073 A CN 201910392073A CN 110159218 A CN110159218 A CN 110159218A
- Authority
- CN
- China
- Prior art keywords
- packing box
- charging
- gland
- tear
- pouring
- 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.)
- Pending
Links
- 238000012856 packing Methods 0.000 title claims abstract description 62
- 238000007789 sealing Methods 0.000 title claims abstract description 33
- 238000002347 injection Methods 0.000 title abstract description 8
- 239000007924 injection Substances 0.000 title abstract description 8
- 210000004907 gland Anatomy 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims description 21
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 238000005086 pumping Methods 0.000 abstract description 3
- 239000002245 particle Substances 0.000 description 15
- 238000005299 abrasion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010913 used oil Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/14—Pumps characterised by muscle-power operation
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Sealing Devices (AREA)
Abstract
The invention relates to a disassembly-free injection packing box. The problem of current beam-pumping unit packing box gland and polished rod friction serious wear back packing sealing difficulty has mainly been solved. The method is characterized in that: the outlet ends at the two sides of the stuffing culvert body (5) are in internal thread connection with the inner end of the charging movable joint (3), and the external threads are connected with the charging nut (4); a gland (8) is covered at an opening at the upper end of the packing culvert body (5), a packing box cover (7) is pressed at the upper part of the gland (8), a wear-resistant sealing ring (10) is arranged in a cavity at the lower part of the gland (8), moving rods A (6) are fixedly connected to two sides of the packing box cover (7), and jackscrews (9) are connected to the center of the packing box cover (7). This exempt from to tear open injection type packing box changes the packing and need not to dismantle, and beam-pumping unit packing box gland does not produce serious friction with the polished rod, and the packing is sealed effectual, can not hinder the polished rod. The invention also provides a wellhead sealing charging gun for charging the disassembly-free injection type packing box.
Description
Technical field
The present invention relates to oil extraction in oil field field of engineering technology, in particular to one kind is exempted to tear pouring-in packing box open.
Background technique
Currently, either pool exploitation or polymer injection development, oil pumping machine well head sealing using conventional packing box or add substantially
It is long to increase packing box.Packing box cover squeezes packing by gland and polished rod is in close contact, and realizes wellhead sealing.Packing material is new
Belt or rubber ring.The material cost used is high, damage polished rod is serious, energy consumption is big;Large labor intensity, poor sealing effect;Packing
Case assembly has a single function, which can not adapt to high water-cut stage oil recovery.
Traditional plus packing mode is first to close bilateral blowout preventer, then opens packing box cover, gland is taken out, by disk
Root box cover, gland are fixed on polished rod, take out old packing, are pounded with sledgehammer and chisel into new belt, then put gland into, are tightened packing
Box cover, the process will be repeated twice, and large labor intensity, security risk is more, time-consuming and laborious, and polished rod is lost, wastes new strapping,
It is easy injury operator.
Summary of the invention
The technical problem to be solved by the present invention is to overcome existing oil extractor packing box gland present in background technique with
The problem of rear packing difficult sealing is seriously worn in polished rod friction, and provides one kind and exempt to tear pouring-in packing box open, this exempts to tear pouring-in disk open
Root box doses packing without disassembly, oil extractor packing box gland and polished rod and does not generate serious friction, and packing_seal effect is good, energy
It is enough not hurt polished rod.The present invention also provides a kind of for giving the wellhead sealing feeding gun exempting to tear open pouring-in packing box and feeding.
The present invention solves the problems, such as that it can reach by following technical solution: this exempts to tear pouring-in packing box, including filler open
Contain body, stuffing-box body two sides outlet end internal screw thread connects Moveable feeding cover inner end of the joint, external screw-thread connection charging nut;It fills out
Material, which is contained, is stamped gland at body upper end opening, and gland top is pressed with packing box cover, and gland is provided with wear-resistant seal circle, packing box cover two
Side is fixedly connected with moving rod A, and packing box cover is connected with jackscrew at center.
The gland is cavity, and lower cavity is embedded in Cowhells sealing ring;Central upper portion bore dia, central bore with it is close
Seal diameter ratio is 34:55:29, and upper portion central hole and central bore, sealing ring thickness ratio are 5:30:30, ensure that polished rod
Always it rubs with Cowhells circle, abrasion occurs and only needs to change Cowhells sealing ring.
The present invention also provides a kind of for giving the wellhead sealing feeding gun exempting to tear open pouring-in packing box and feeding, including storing
Tin, internal screw thread connects broadening formation feed opening at the material storage tube front end, and storing tube inner chamber is equipped with charging lead screw, and feed lead screw
Front end is equipped with piston, is fixedly connected with baffle on the charging lead screw of piston nose;Material storage tube, charging lead screw rear end are threadedly coupled and add
Expect that screw, charging lead screw are pierced by storing tube rear end end point and are provided with hole, is installed with extension bar in hole.
It is connect at the material storage tube front end with Moveable feeding cover connector external screw thread.
The present invention can have the following beneficial effects: that this exempts to tear pouring-in packing box, packing open compared with above-mentioned background technique
Box cavity is used to be socketed with former packing box cavity screw thread, and two sides are internal screw thread charging aperture, doses mixing particle in cavity;Former gland
Center-hole diameter is 34 millimeters hereinafter, gland directly rubs with sucker rod, and the present patent application gland ensure that polished rod always
It rubs with Cowhells circle, abrasion occurs and only needs to change Cowhells sealing ring.Mixing particle is injected using feeding gun, without beating
Open the set root box cover, and basic 15 or so minute completes, do not hurt polished rod, is free from risk, low labor intensity, the particle distribution of feeding gun injection
Uniformly, compactness is moderate, individual well annual 1100 kilowatt hours of economize on electricity;Each component is detachable, replaceable, realizes that packing kit function is strong
Greatly.
Detailed description of the invention
Attached drawing 1 is structural schematic diagram of the invention;
Attached drawing 2 is the structural schematic diagram of wellhead sealing feeding gun of the present invention;
Attached drawing 3 is the present invention using wellhead sealing feeding gun to the structural schematic diagram exempting to tear open pouring-in packing box and feeding.
In figure: 1- moving rod;2- helmet;3- Moveable feeding cover connector;4- charging nut;5- stuffing-box body;6- moving rod A;7- disk
Root box cover;8- gland;9- jackscrew;10- sealing ring.11- feed opening;12- material storage tube;13- handle;14- charging lead screw;15- adds
Expect screw;16- extension bar;17- piston;18- baffle;19- groove port.
Specific embodiment:
The invention will be further described with reference to the accompanying drawing:
As shown in Fig. 1, this exempts to tear pouring-in packing box, including stuffing-box body 5, spiral shell in the 5 two sides outlet end of stuffing-box body open
Line connects 3 inner end of Moveable feeding cover connector, external screw-thread connection charging nut 4;3 outer end external screw thread of Moveable feeding cover connector connects helmet
2,2 end point of helmet vertically connects moving rod 1;Gland 8 is stamped at 5 upper end opening of stuffing-box body, 8 top of gland is pressed with packing box cover
7, gland 8 is provided with wear-resistant seal circle 10, and 7 two sides of packing box cover are fixedly connected with moving rod A6, connect at 7 center of packing box cover
There is jackscrew 9;9 end opposite direction polished rod of jackscrew, for fixing polished rod.The gland 8 is cavity, and lower cavity is embedded in Cowhells sealing
Circle;Central upper portion bore dia is 34 millimeters, 5 millimeters thick, 55 millimeters of lower central bore dia, 30 millimeters thick, and lower cavity is embedded
Enter center-hole diameter for 29 millimeters, 30 millimeters of thickness, 55 millimeters of outer circle of Cowhells sealing ring, ensure that polished rod is sent out with Cowhells circle always
Raw friction occurs abrasion and only needs to change Cowhells sealing ring.
As shown in Fig. 2, a kind of for giving the wellhead sealing feeding gun exempting to tear open pouring-in packing box and feeding, including material storage tube
12, internal screw thread connects broadening formation feed opening 11 at 12 front end of material storage tube, it is therefore an objective to which more particle is put into horn mouth
It is interior, particle is disclosed in storage vat with reinforcing thick stick, continues to dose until particle tamps, effect, which is that particle is not outer, spreads, and doses speed
It is fast and real, do not hurt storage vat screw thread;12 inner cavity of material storage tube is equipped with piston 17 equipped with charging lead screw 14, charging 14 front end of lead screw,
Baffle 18 is fixedly connected on the charging lead screw 14 of 17 front end of piston;Material storage tube 12, charging 14 rear end of lead screw are threadedly coupled charging silk
Mother 15, charging lead screw 14 and charging screw 15 use T-type screw thread;Charging lead screw 14 is pierced by 12 rear end end point of material storage tube and is provided with
Hole is installed with extension bar 16 in hole;16 one end end of extension bar is provided with groove port 19, loads and unloads feeding gun and charging aperture helmet handle
Hand is removed from for replacing the tools such as spanner, pipe wrench and in addition prepares the cumbersome tools such as spanner, pipe wrench again;The connection of 12 side of material storage tube
Handle 13;Charging lead screw is all made of T-type screw thread.When charging, feed opening 11 is removed, it will be at 12 front end of material storage tube and Moveable feeding cover
The connection of 3 external screw thread of connector.The particle being added in the material storage tube 12 is that waste and old belt is ground into particle and waste used oil, two sulphur
Change molybdenum to be mixed together by a certain percentage.
It as shown in Fig. 3, first will injection when scene uses wellhead sealing feeding gun to exempting to tear the charging of pouring-in packing box open
Formula cavity is socketed on original packing box cavity, when dosing particle or replacement Cowhells sealing ring for the first time, by original packing box cavity
Polytetrafluoro, Cowhells sealing ring is added in bottom, and proportion particle is added in intermediate space, and Cowhells sealing ring is added in gland;It is added in cavity
The particle prepared;It will be packed into polytetrafluoro circle, Cowhells circle in gland cavity and is contacted with particle;Packing box cover is screwed on, righting is adjusted
Screw makes polished rod centering;Charging aperture of the feeding gun in two sides is uniformly injected into particle, and pressure is in 11Mpa or so.Later period doses particle
Helmet need to be only opened, feeding gun injection, operating procedure is as hereinbefore.
Claims (9)
1. one kind is exempted to tear pouring-in packing box, including stuffing-box body (5) open, it is characterised in that: (5) two side outlet of stuffing-box body
Internal screw thread is held to connect Moveable feeding cover connector (3) inner end, external screw-thread connection charging nut (4);At stuffing-box body (5) upper end opening
It is stamped gland (8), gland (8) top is pressed with packing box cover (7), and gland (8) lower cavity is provided with wear-resistant seal circle (10),
Packing box cover (7) two sides are fixedly connected with moving rod A(6), jackscrew (9) are connected at packing box cover (7) center.
2. according to claim 1 exempt to tear pouring-in packing box open, it is characterised in that: Moveable feeding cover connector (3) outer end
External screw thread connects helmet (2), and helmet (2) end point vertically connects moving rod (1).
3. according to claim 1 exempt to tear pouring-in packing box open, it is characterised in that: jackscrew (9) end opposite direction polished rod.
4. according to claim 1 exempt to tear pouring-in packing box open, it is characterised in that: the gland (8) is cavity, and lower part is empty
Intracavitary embedding sealing circle is Cowhells sealing ring;Central upper portion bore dia, central bore and seal diameter ratio are 34:55:29,
Upper portion central hole and central bore, sealing ring thickness ratio are 5:30:30.
5. a kind of for the wellhead sealing feeding gun described in claim 1 for exempting to tear pouring-in packing box charging open, feature to exist
In: including material storage tube (12), internal screw thread connection broadening formation feed opening (11), material storage tube at material storage tube (12) front end
(12) inner cavity is equipped with piston (17) equipped with charging lead screw (14), charging lead screw (14) front end, the charging silk of piston (17) front end
Baffle (18) are fixedly connected on thick stick (14);Material storage tube (12), charging lead screw (14) rear end are threadedly coupled charging screw (15), charging
Lead screw (14) is pierced by material storage tube (12) rear end end point and is provided with hole, and extension bar (16) are installed in hole.
6. exempting to tear the wellhead sealing feeding gun that pouring-in packing box feeds open according to claim 1 or 5, it is characterised in that:
It will be connect at material storage tube (12) front end with Moveable feeding cover connector (3) external screw thread.
7. the wellhead sealing feeding gun according to claim 5 for exempting to tear pouring-in packing box charging open, it is characterised in that: charging
Lead screw (14) and charging screw (15) use T-type screw thread.
8. according to claim 5 exempt to tear pouring-in packing box open, it is characterised in that: open extension bar (16) one end end
Fluted mouth (19).
9. the wellhead sealing feeding gun according to claim 5 for exempting to tear pouring-in packing box charging open, it is characterised in that: storing
Cylinder (12) side connection handle (13).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910392073.2A CN110159218A (en) | 2019-05-13 | 2019-05-13 | Disassembly-free injection type packing box and wellhead sealing charging gun thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910392073.2A CN110159218A (en) | 2019-05-13 | 2019-05-13 | Disassembly-free injection type packing box and wellhead sealing charging gun thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110159218A true CN110159218A (en) | 2019-08-23 |
Family
ID=67634371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910392073.2A Pending CN110159218A (en) | 2019-05-13 | 2019-05-13 | Disassembly-free injection type packing box and wellhead sealing charging gun thereof |
Country Status (1)
Country | Link |
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CN (1) | CN110159218A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112049599A (en) * | 2020-09-30 | 2020-12-08 | 大庆大田石油机械制造有限公司 | Injection type polish rod sealer without dismantling |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2405003Y (en) * | 2000-01-04 | 2000-11-08 | 杨秀荣 | Multi-functional well head sealing means for oil prodn. well |
CN2522613Y (en) * | 2001-11-01 | 2002-11-27 | 马季元 | Dynamic rubber-filling packing box for pumping unit |
US20030184019A1 (en) * | 2002-04-02 | 2003-10-02 | Rimmer Ian Douglas | Method and apparatus for injecting packing into stuffing boxes for reciprocating rods |
CN203961878U (en) * | 2014-07-07 | 2014-11-26 | 中国石油天然气股份有限公司 | Sealing filler injectable oil well polish rod sealer |
CN203978364U (en) * | 2014-08-07 | 2014-12-03 | 大庆井泰石油工程技术股份有限公司 | Super energy-conservation disconnected bar shut-in well injecting glue grain packing box |
-
2019
- 2019-05-13 CN CN201910392073.2A patent/CN110159218A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2405003Y (en) * | 2000-01-04 | 2000-11-08 | 杨秀荣 | Multi-functional well head sealing means for oil prodn. well |
CN2522613Y (en) * | 2001-11-01 | 2002-11-27 | 马季元 | Dynamic rubber-filling packing box for pumping unit |
US20030184019A1 (en) * | 2002-04-02 | 2003-10-02 | Rimmer Ian Douglas | Method and apparatus for injecting packing into stuffing boxes for reciprocating rods |
CN203961878U (en) * | 2014-07-07 | 2014-11-26 | 中国石油天然气股份有限公司 | Sealing filler injectable oil well polish rod sealer |
CN203978364U (en) * | 2014-08-07 | 2014-12-03 | 大庆井泰石油工程技术股份有限公司 | Super energy-conservation disconnected bar shut-in well injecting glue grain packing box |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112049599A (en) * | 2020-09-30 | 2020-12-08 | 大庆大田石油机械制造有限公司 | Injection type polish rod sealer without dismantling |
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Legal Events
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190823 |
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RJ01 | Rejection of invention patent application after publication |