CN108868668A - A kind of hand rod collar stripping attachment - Google Patents
A kind of hand rod collar stripping attachment Download PDFInfo
- Publication number
- CN108868668A CN108868668A CN201810706576.8A CN201810706576A CN108868668A CN 108868668 A CN108868668 A CN 108868668A CN 201810706576 A CN201810706576 A CN 201810706576A CN 108868668 A CN108868668 A CN 108868668A
- Authority
- CN
- China
- Prior art keywords
- shell
- slips
- bracket
- worm gear
- rod collar
- 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.)
- Granted
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 19
- 210000000080 chela (arthropods) Anatomy 0.000 claims abstract description 9
- 241000282414 Homo sapiens Species 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000002193 Pain Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/16—Connecting or disconnecting pipe couplings or joints
-
- 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/10—Slips; Spiders ; Catching devices
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Gear Transmission (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention belongs to a kind of hand rod collar stripping attachments；Including main pincers part and back-up tong part, main pincers part includes slips bracket, the inside of slips bracket is equipped at least three slips, the outside of slips is adapted by idler wheel with the wedge-shaped ramp being located inside worm gear, the worm gear setting is in the housing, the top of shell is equipped with tubular shell, worm screw compatible with worm gear external screw thread is equipped in the tubular shell, a side end for worm screw is equipped with rotation hand wheel, the two sides of the shell are respectively equipped with shell left cover and shell right cover plate, shell left cover is equipped with locating piece, one end of locating piece is adapted with the teeth of slips bracket, the other end of locating piece is connected by pin with dead man；The bottom of shell is connected with the pedestal of bracket；With simple structure and reasonable design, rod collar can be fast and accurately dismantled, labor intensity can not only be effectively reduced and improves working efficiency, additionally it is possible to which eliminate safe hidden trouble the advantages of guaranteeing post operation safety of employees.
Description
Technical field
The invention belongs to oil well engineering device technique fields, and in particular to a kind of hand rod collar stripping attachment.
Background technique
In pumping unit production process, join since there are relative displacements between tube rod, and by casing programme, pipe string combination, production
The factors such as number, viscosity of crude influence, to cause the abrasion of oil pipe and sucker rod；Production development later period, ultra-high water-containing change
The working media of rod pumped well is become, so that the lubrication between R a T becomes water flooding, greasy property drop from crude oil
It is low, coefficient of friction increase, exacerbate the degree of wear between the two, since rod collar outer diameter is larger, caused by wear journey
It spends also larger.
At present in inspection pump well workover construction, need to carry out dismounting and change in rod collar of the ground to abrasion.It is existing at present
It when the dismounting and change rod collar of field, is dismantled on ground with pipe wrench by post worker, disassembly process can be divided into sucker rod
It beats back-up tong, rod collar and plays actively pincers, reinforcing thick stick and release, actively clamp shackle, active is taken to clamp and take the job steps such as back-up tong, often
Well will be about 150-200 rod collar of dismounting and change, and in cycles, large labor intensity is time-consuming to take for whole dismounting process
Power, removal efficiency is low, and there is also the security risks of personal injury.
Summary of the invention
The purpose of the present invention is to overcome the defects in the prior art, provides a kind of simple structure and reasonable design, can be fast
Fast accurately disassembly rod collar can not only be effectively reduced labor intensity and improve working efficiency, additionally it is possible to eliminate safety
The hand rod collar stripping attachment of hidden danger guarantee post operation safety of employees.
The object of the present invention is achieved like this：Including main pincers part and back-up tong part, main pincers part includes slips
Bracket, the inside of slips bracket are equipped at least three slips, and the outside of slips passes through idler wheel and the wedge-shaped slope being located inside worm gear
Plate is adapted, and in the housing, the top of shell is equipped with tubular shell for worm gear setting, is equipped in the tubular shell and worm gear
A side end for the compatible worm screw of external screw thread, worm screw is equipped with rotation hand wheel, and the two sides of the shell are respectively equipped with shell left cover
Plate and shell right cover plate, shell left cover are equipped with locating piece, and one end of locating piece is adapted with the teeth of slips bracket, position
The other end of block is connected by pin with dead man；The bottom of shell is connected with the pedestal of bracket, and bracket includes pedestal, and is located at
The convex block groove for the structure that pedestal side and pedestal are integrated, the convex block inside grooves are equipped with fixed fixture block, the fixing card
The groove of block and the internal diameter of slips bracket are in same level.
Preferably, the slips bracket includes backboard, and backboard passes through several connecting plates and the toothed foreboard of excircle
It is connected, slips is arranged between adjacent connecting plate by torsional spring.
Preferably, the lower part of the slips is equipped with slip insert, and the top of slips is equipped with arc slot compatible with idler wheel.
Preferably, the inner wall of the worm gear is equipped with dovetail groove compatible with wedge-shaped ramp, wedge-shaped ramp and worm gear
It is connected between inner wall by ramp screw, the two sides of worm gear excircle are equipped between shell left cover and shell right cover plate respectively
Several steel balls.
Preferably, the shell and tubular shell are structure as a whole, and engaging hole, cylinder are offered between tubular shell and shell
The both ends of shape shell are respectively equipped with bearing corresponding with worm screw, and one side end of worm screw passes through acorn nut and rotation hand wheel phase
Even.
Preferably, it is connected between the shell and shell left cover and shell right cover plate by several cover screws.
Preferably, it is fixedly connected between the shell and the pedestal of bracket by bracket screw.
Preferably, length is adapted with the length of sucker rod four directions shoulder between the groove of the fixed fixture block.
The present invention have simple structure and reasonable design, can fast and accurately dismantle rod collar, can not only be effective
It reduces labor intensity and improves working efficiency, additionally it is possible to which eliminate safe hidden trouble the advantages of guaranteeing post operation safety of employees.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is side structure schematic view of the invention.
Fig. 3 is cross-sectional view of the invention.
Fig. 4 is the cross-sectional view of side of the present invention.
Specific embodiment
In order to which the technical features, objects and effects of invention are more clearly understood, the Detailed description of the invention present invention is now compareed
Specific embodiment, identical label indicates identical component in the various figures.It is only schematic in each figure to make simplified form
Ground indicates part related to the present invention, they do not represent its practical structures as product.
As shown in Figure 1,2,3, 4, the present invention is a kind of hand rod collar stripping attachment, including main pincers part and back
Part is clamped, main pincers part includes slips bracket 10, and the inside of slips bracket 10 is equipped at least three slips 7, and the outside of slips 7 is logical
Cross idler wheel 8 and be adapted with the wedge-shaped ramp 6 being located inside worm gear 12, the worm gear 12 is arranged in shell 13, shell 13 it is upper
Portion is equipped with tubular shell 23, is equipped with worm screw 15 compatible with 12 external screw thread of worm gear in the tubular shell 23, and the one of worm screw 15
Side end is equipped with rotation hand wheel 16, and the two sides of the shell 13 are respectively equipped with shell left cover 4 and shell right cover plate 18, and shell is left
Cover board 4 is equipped with locating piece 2, and one end of locating piece 2 is adapted with the teeth of slips bracket 10, and the other end of locating piece 2 passes through
Pin 3 is connected with dead man 1；The bottom of shell 13 is connected with the pedestal 24 of bracket 19, and bracket 19 includes pedestal 24, and is located at bottom
The convex block groove 25 of structure that 24 sides of seat and pedestal 24 are integrated is equipped with fixed fixture block 20, institute inside the convex block groove 25
The groove of fixed fixture block 20 and the internal diameter of slips bracket 10 are stated in same level.The slips bracket 10 includes backboard 26,
Backboard 26 is connected by several connecting plates 27 with the toothed foreboard 28 of excircle, and slips 7 is arranged in adjacent by torsional spring 9
Between connecting plate 27.The two sides of the slips 7 are respectively equipped with slips dowel, and the two sides of connecting plate 27 are respectively equipped with bracket connection
Muscle, 7 two sides of slips are respectively equipped with torsional spring 9, and one end of torsional spring 9 is connected with slips dowel, and the other end of torsional spring 9 is connect with bracket
Muscle is connected.The lower part of the slips 7 is equipped with slip insert, and the top of slips 7 is equipped with arc slot compatible with idler wheel 8.The worm gear
12 inner wall is equipped with dovetail groove compatible with wedge-shaped ramp 6, passes through ramp spiral shell between wedge-shaped ramp 6 and the inner wall of worm gear 12
Nail 11 is connected, and the two sides of 12 excircle of worm gear are equipped with several steel balls between shell left cover 4 and shell right cover plate 18 respectively
22.The shell 13 and tubular shell 23 are structure as a whole, and engaging hole, cylindrical case are offered between tubular shell 23 and shell 13
The both ends of body 23 are respectively equipped with bearing 14 corresponding with worm screw 15, and 15 1 side end of worm screw passes through acorn nut 17 and rotation hand
Wheel 16 is connected.It is connected between the shell 13 and shell left cover 4 and shell right cover plate 18 by several cover screws 5.Institute
It states and is fixedly connected between shell 13 and the pedestal 24 of bracket 19 by bracket screw 21.It is long between the groove of the fixed fixture block 20
Degree is adapted with the length of sucker rod four directions shoulder.
When using the present invention, rod collar is put into the jaw being made of in shell 13 slips bracket 10 and slips 7
Interior, the sucker rod bar four directions shoulder connecting with rod collar is installed in the groove of fixed fixture block 20；After the completion of aforesaid operations,
Dead man 1 is rotated clockwise, dead man 1 drives locating piece 2 to engage with the completion of the teeth of slips bracket 10, completes engagement by pin 3
Afterwards, rotation hand wheel 16 is rotated clockwise, rotation hand wheel 16 drives worm gear 12 and the rotation counterclockwise of wedge-shaped ramp 6 by worm screw 15,
When worm gear 12 and wedge-shaped ramp 6 rotate, slips bracket 10 with locating piece 2 due to engaging, in the case where engaging braking, slips
Bracket 10 does not rotate；There is a relative motion between slips bracket 10 and slips 7 and worm gear 12 and wedge-shaped ramp 6 in the above process,
Above-mentioned relative motion can make the idler wheel 8 at 7 top of slips that the resistance of torsional spring 9 be overcome to climb on the inclined-plane of wedge-shaped ramp 6, and compel
It is mobile to the rod collar of casing center (i.e. in jaw) to make slips 7, until stinging tight rod collar.When 7 inside of slips
After slip insert stings tight rod collar, dead man 1 is rotated counterclockwise, and dead man 1 drives locating piece 2 and slips bracket 10 by pin 3
Teeth be disengaged from.Continue to rotate clockwise rotation hand wheel 16, rotation hand wheel 16 drives worm gear 12, wedge-shaped slope by worm screw 15
Plate 6, slips bracket 10, slips 7 and rod collar carry out swivel shackle.After rod collar completes shackle, turn counterclockwise
Dynamic rotation hand wheel 16, rotation hand wheel 16 drive worm gear 12 and wedge-shaped ramp 6 to rotate clockwise by worm screw 15,7 top of slips
Idler wheel 8 is under the elastic force effect of torsional spring 9 in the inclined-plane descending of wedge-shaped ramp 6, the slips bracket 10 under the action of torsional spring 9 of slips 7
It inside sets back, so far completes a disassembly process.It should be noted that in the actual use process, can choose replacement
The sucker rod of the fixation fixture block 20 to match with sucker rod four directions shoulder size, such different specification size can apply this hair
It is bright to be dismantled, working efficiency can be greatly improved.
In the description of the present invention, it is to be understood that, the orientation of term " inside ", " top ", " outside " etc. instruction
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.In the description of the present invention, it should be noted that unless otherwise specific regulation and limit
Fixed, term " being equipped with ", " installation ", " connected " etc. shall be understood in a broad sense, for example, it may be being fixedly connected, be integrally connected,
It can be and be detachably connected；The connection being also possible to inside two elements；It can be directly connected, intermediary can also be passed through
It is indirectly connected, for the ordinary skill in the art, can understand as the case may be above-mentioned term in the present invention
Concrete meaning.
Claims (8)
1. a kind of hand rod collar stripping attachment, it is characterised in that：The stripping attachment includes main pincers part and back-up tong part,
Main pincers part includes slips bracket (10), and the inside of slips bracket (10) is equipped at least three slips (7), the outside of slips (7)
It is adapted by idler wheel (8) the wedge-shaped ramp (6) internal with worm gear (12) is located at, the worm gear (12) is arranged in shell (13)
In, the top of shell (13) is equipped with tubular shell (23), is equipped in the tubular shell (23) and mutually fits with worm gear (12) external screw thread
A side end for the worm screw (15) matched, worm screw (15) is equipped with rotation hand wheel (16), and the two sides of the shell (13) are respectively equipped with shell
Body left cover (4) and shell right cover plate (18), shell left cover (4) are equipped with locating piece (2), one end of locating piece (2) and card
The teeth of watt bracket (10) are adapted, and the other end of locating piece (2) is connected by pin (3) with dead man (1)；The bottom of shell (13)
Portion is connected with the pedestal (24) of bracket (19), and bracket (19) includes pedestal (24), and is located at pedestal (24) side and pedestal
(24) the convex block groove (25) for the structure being integrated, the convex block groove (25) is internal to be equipped with fixed fixture block (20), the fixation
The groove of fixture block (20) and the internal diameter of slips bracket (10) are in same level.
2. a kind of hand rod collar stripping attachment according to claim 1, it is characterised in that：The slips bracket
It (10) include backboard (26), backboard (26) is connected by several connecting plates (27) with the toothed foreboard of excircle (28), is blocked
Watt (7) are arranged between adjacent connecting plate (27) by torsional spring (9).
3. a kind of hand rod collar stripping attachment according to claim 1, it is characterised in that：The slips (7)
Lower part is equipped with slip insert, and the top of slips (7) is equipped with idler wheel (8) compatible arc slot.
4. a kind of hand rod collar stripping attachment according to claim 1, it is characterised in that：The worm gear (12)
Inner wall is equipped with wedge-shaped ramp (6) compatible dovetail groove, passes through ramp between wedge-shaped ramp (6) and the inner wall of worm gear (12)
Screw (11) is connected, and the two sides of worm gear (12) excircle are equipped between shell left cover (4) and shell right cover plate (18) respectively
Several steel balls (22).
5. a kind of hand rod collar stripping attachment according to claim 1, it is characterised in that：The shell (13) and
Tubular shell (23) is structure as a whole, and engaging hole is offered between tubular shell (23) and shell (13), tubular shell (23)
Both ends are respectively equipped with bearing (14) corresponding with worm screw (15), and (15) one side end of worm screw passes through acorn nut (17) and rotation
Handwheel (16) is connected.
6. a kind of hand rod collar stripping attachment according to claim 1, it is characterised in that：The shell (13) with
It is connected between shell left cover (4) and shell right cover plate (18) by several cover screws (5).
7. a kind of hand rod collar stripping attachment according to claim 1, it is characterised in that：The shell (13) with
It is fixedly connected between the pedestal (24) of bracket (19) by bracket screw (21).
8. a kind of hand rod collar stripping attachment according to claim 1, it is characterised in that：The fixed fixture block
(20) length is adapted with the length of sucker rod four directions shoulder between groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810706576.8A CN108868668B (en) | 2018-06-20 | 2018-06-20 | Manual sucker rod coupling detacher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810706576.8A CN108868668B (en) | 2018-06-20 | 2018-06-20 | Manual sucker rod coupling detacher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108868668A true CN108868668A (en) | 2018-11-23 |
| CN108868668B CN108868668B (en) | 2020-07-17 |
Family
ID=64297933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810706576.8A Expired - Fee Related CN108868668B (en) | 2018-06-20 | 2018-06-20 | Manual sucker rod coupling detacher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108868668B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111390539A (en) * | 2020-01-08 | 2020-07-10 | 吴立中 | Pipe screwing machine and control method thereof |
| CN112796687A (en) * | 2020-12-24 | 2021-05-14 | 王有杰 | Pneumatic object running device |
| CN115059414A (en) * | 2022-08-17 | 2022-09-16 | 江苏盖亚环境科技股份有限公司 | Automatic change floating hydraulic clamping mechanism of gyration lifting formula |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2053236U (en) * | 1989-02-16 | 1990-02-21 | 肖乐 | Clamp of jaw of power tongs for oil sucker rod |
| CN1210933A (en) * | 1998-04-28 | 1999-03-17 | 傅永森 | Clamping mechanism with combined inner camber and climbing roller for hydraulic pincers |
| CN2411336Y (en) * | 1999-12-29 | 2000-12-20 | 三联集团临朐石油机械总厂 | Power pliers clamp mechanism |
| CN101343986A (en) * | 2008-08-23 | 2009-01-14 | 大庆石油学院 | Automatized shaft mouth operation clamp for petroleum well workover |
| CN201747301U (en) * | 2010-08-10 | 2011-02-16 | 吴立中 | Open-mouth power tongs clamping mechanism |
| CN102606093A (en) * | 2011-01-18 | 2012-07-25 | 盐城特达钻采设备有限公司 | Sucker rod screwing machine |
| CN205349252U (en) * | 2016-02-28 | 2016-06-29 | 周震岩 | Sucker rod safety back -off slips |
-
2018
- 2018-06-20 CN CN201810706576.8A patent/CN108868668B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2053236U (en) * | 1989-02-16 | 1990-02-21 | 肖乐 | Clamp of jaw of power tongs for oil sucker rod |
| CN1210933A (en) * | 1998-04-28 | 1999-03-17 | 傅永森 | Clamping mechanism with combined inner camber and climbing roller for hydraulic pincers |
| CN2411336Y (en) * | 1999-12-29 | 2000-12-20 | 三联集团临朐石油机械总厂 | Power pliers clamp mechanism |
| CN101343986A (en) * | 2008-08-23 | 2009-01-14 | 大庆石油学院 | Automatized shaft mouth operation clamp for petroleum well workover |
| CN201747301U (en) * | 2010-08-10 | 2011-02-16 | 吴立中 | Open-mouth power tongs clamping mechanism |
| CN102606093A (en) * | 2011-01-18 | 2012-07-25 | 盐城特达钻采设备有限公司 | Sucker rod screwing machine |
| CN205349252U (en) * | 2016-02-28 | 2016-06-29 | 周震岩 | Sucker rod safety back -off slips |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111390539A (en) * | 2020-01-08 | 2020-07-10 | 吴立中 | Pipe screwing machine and control method thereof |
| CN111390539B (en) * | 2020-01-08 | 2021-05-25 | 吴立中 | Pipe screwing machine and control method thereof |
| CN112796687A (en) * | 2020-12-24 | 2021-05-14 | 王有杰 | Pneumatic object running device |
| CN115059414A (en) * | 2022-08-17 | 2022-09-16 | 江苏盖亚环境科技股份有限公司 | Automatic change floating hydraulic clamping mechanism of gyration lifting formula |
| CN115059414B (en) * | 2022-08-17 | 2022-11-11 | 江苏盖亚环境科技股份有限公司 | Automatic change floating hydraulic clamping mechanism of gyration lifting formula |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108868668B (en) | 2020-07-17 |
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Granted publication date: 20200717 Termination date: 20210620 |