CN108237708B - Ordinary screw drill stator rubber sleeve removing equipment for oil and gas exploitation - Google Patents
Ordinary screw drill stator rubber sleeve removing equipment for oil and gas exploitation Download PDFInfo
- Publication number
- CN108237708B CN108237708B CN201711477294.7A CN201711477294A CN108237708B CN 108237708 B CN108237708 B CN 108237708B CN 201711477294 A CN201711477294 A CN 201711477294A CN 108237708 B CN108237708 B CN 108237708B
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- 238000005520 cutting process Methods 0.000 claims abstract description 11
- 230000008878 coupling Effects 0.000 claims abstract description 3
- 238000010168 coupling process Methods 0.000 claims abstract description 3
- 238000005859 coupling reaction Methods 0.000 claims abstract description 3
- 238000005553 drilling Methods 0.000 claims description 11
- 239000000314 lubricant Substances 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000003974 emollient agent Substances 0.000 claims description 2
- 239000003292 glue Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 12
- 238000003860 storage Methods 0.000 description 12
- 238000004140 cleaning Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000000750 progressive effect Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C73/00—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D
- B29C73/24—Apparatus or accessories not otherwise provided for
- B29C73/245—Apparatus or accessories not otherwise provided for for removing the element having caused the damage
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a common screw drill stator rubber sleeve removing device for oil and gas exploitation, which comprises a group of roller devices, a specially-made chain sleeved on the roller devices, a riding wheel device used for supporting or driving the common screw drill stator to rotate, a rubber strip lifting tool used for clamping a common stator rubber bushing, and a tool for removing residual massive rubber on the inner wall of the common stator, wherein the roller devices comprise roller ear plate supports and rollers rotatably arranged on the roller ear plate supports, driving motors are arranged on the roller ear plate supports and are in driving connection with the shaft ends of the rollers through couplings, the specially-made chain is sleeved on the corresponding rollers, and saw blades used for cutting the common stator rubber bushing are arranged on the specially-made chain, various auxiliary tools are convenient to install and convenient to remove glue.
Description
Technical Field
The invention relates to the technical field of screw drill stator rubber removal, in particular to common screw drill stator rubber sleeve removing equipment for oil and gas exploitation.
Background
In oil and gas exploitation, screw drilling tools are widely used, and the screw drilling tools are positive displacement downhole power drilling tools which take drilling fluid as power and convert liquid pressure energy into mechanical energy. When slurry pumped by the slurry pump flows through the bypass valve and enters the motor, a certain pressure difference is formed between the inlet and the outlet of the motor, the rotor is pushed to rotate around the axis of the stator, and the rotating speed and the torque are transmitted to the drill bit through the universal shaft and the transmission shaft, so that the drilling operation is realized.
The screw drilling tool mainly comprises four assemblies, namely a bypass valve, a hydraulic motor, a universal shaft, a transmission shaft and the like. The motor consists of a stator and a rotor.
As shown in fig. 1, the conventional process for manufacturing a stator 100 of a conventional general progressive cavity drill includes casting rubber on a smooth inner wall stator housing 110, wherein the inner surface of a rubber bushing 120 is a spiral curved surface and is engaged with a rotor, and a spiral sealing cavity is formed by using a lead difference between the inner surface and the rotor to complete energy conversion; the outer surface is cylindrical and is bonded to the smooth inner wall of the stator housing 110.
According to different environments and frequencies of the common screw drilling tool, the rubber sleeve in the stator can be damaged and aged, so that the rubber bushing is removed and replaced by a new rubber bushing, and the rubber bushing is not easy to remove due to the fact that the stator is long. Currently, there are the following ways to remove the rubber bushing:
1. and heating the stator to melt the rubber sleeve. However, this method is liable to deform the stator metal sleeve and, during heating, produces a large amount of sulfide contaminated air.
2. The high pressure water gun removes the rubber bushing, but this way is too wasteful of water resources.
Disclosure of Invention
The invention aims to provide a common screw drill stator rubber sleeve removing device for oil and gas exploitation, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a common screw drill stator rubber sleeve removing device for oil and gas exploitation comprises a group of roller devices, a specially-made chain sleeved on the roller devices, a riding wheel device used for supporting or driving the common screw drill stator to rotate, a rubber strip lifting tool used for clamping a common stator rubber bushing, and a tool for removing residual large rubber blocks on the inner wall of the common stator, wherein each roller device comprises a roller ear plate support and a roller rotatably mounted on the roller ear plate support;
the special chain is formed by assembling a plurality of chain plates, adjacent chain plates are rotatably connected through chain pin shafts at the lower ends of the side parts, the end faces of the side parts of the adjacent chain plates are in plane contact connection, and the chain plates are provided with mounting holes.
As a further scheme of the invention, chain plate teeth are distributed below the chain plates, and chain gear rings in meshed connection with the chain plate teeth are arranged on the circumferential outer ring of the roller.
As a further scheme of the invention, the upper edge of the chain plate is provided with a saw blade placing groove for installing a saw blade, and the side wall of the chain plate is provided with a saw blade fixing bolt for locking and fixing the saw blade.
As a further scheme of the invention, the riding wheel device comprises a riding wheel, a riding wheel bracket, a lifting supporting plate and a lifting cylinder, wherein the lifting cylinder is arranged in the middle of the riding wheel bracket, the telescopic end of the lifting cylinder is fixed with the bottom of the lifting supporting plate, two ends of the bottom of the lifting supporting plate are provided with lifting guide pillars which are inserted on the riding wheel bracket in a sliding manner, a group of riding wheel lug plate supports are symmetrically arranged on the lifting supporting plate, the riding wheel lug plate supports are connected with riding wheel shafts at two ends of the riding wheel in a rotating fit manner, the lifting supporting plate is provided with a rotating motor, and the rotating motor is connected with the riding wheel shafts at the end parts of the riding wheel.
According to a further scheme of the invention, the rubber strip lifting tool comprises a lifting support, a group of oppositely arranged clamping cylinders are mounted on two sides of the upper end of the lifting support, a clamping plate for clamping the rubber strip is fixed at the telescopic end of each clamping cylinder, and the lifting support is fixedly connected with a mounting hole in a chain plate through a lifting pin shaft.
As a further scheme of the invention, the tool for removing residual massive rubber on the inner wall of the common stator comprises a group of assembled semicircular cutters, each semicircular cutter comprises a semicircular cutting edge matched with the inner wall of the common stator, and a conical extension surface extends from the rear end of the cutting edge, each semicircular cutter is connected with a cutter mounting plate through a common cutter support, and each cutter mounting plate is fixedly connected with a mounting hole in a chain plate through a cutter pin shaft.
As a further scheme of the invention, the stator structure further comprises a common stator inner wall cleaning tool, the common stator inner wall cleaning tool comprises a group of assembled semi-cylindrical storage tanks, brushes for cleaning the inner wall of the common stator and small holes facilitating lubricant to overflow are distributed on the circumferential outer surface of each storage tank, lubricant injection ports are formed in the end faces of the storage tanks, and two ends of each storage tank are fixedly connected with mounting holes in chain plates through box body pin shafts.
Compared with the prior art, the invention has the beneficial effects that:
1. the common screw drilling tool stator rubber removal sleeve device for oil and gas exploitation can meet the requirement of stator rubber removal of a common screw drilling tool;
2. the rubber removing mode of the invention is that the rubber sleeve in the stator of the common screw drilling tool is axially cut into a plurality of strips, then the rubber strips are taken out, and the rubber strips are taken out in a lifting mode, thereby being beneficial to taking out the rubber strips and saving labor;
3. according to the invention, the saw blade is arranged on the special chain, and then the two rollers drive the special chain to rotate and reciprocate to cut off the rubber sleeve, so that the structure is simple, the distance between the rollers can be adjusted at will according to the length of the stator, the number of the special chain sections can be increased and reduced, and the operation is simple;
4. the riding wheel device can adjust the riding wheel to ascend or descend according to the height requirement of the stator, and can enable the riding wheel to drive the stator of the common screw drill to rotate by an angle according to the angle requirement of the stator;
5. the rubber strips in the stator can become aged and adhered to the inner wall of the metal of the stator, and large rubber strips can be remained on the inner wall of the metal sleeve;
6. in the invention, the semi-cylindrical storage tank can be filled with lubricant, when the semi-cylindrical storage tank works, the lubricant overflows from small holes on the circumferential outer surface of the storage tank, and the impurities such as rubber slag and the like remained on the inner wall of the stator of the common screw drill can be cleaned up by the aid of the brush cleaning;
7. the invention not only can ensure that the rubber sleeve in the inner wall of the stator of the common screw drill is completely removed, but also can ensure that the metal sleeve of the stator of the common screw drill is not deformed, and various auxiliary tools are convenient to install.
Drawings
FIG. 1 is a schematic structural view of a stator section of a conventional progressive cavity drill;
FIG. 2 is a schematic structural diagram of a side face of a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 3 is a schematic three-dimensional structure diagram of a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 4 is a schematic structural diagram of a specially-made chain in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 5 is a schematic structural diagram of a side surface of a chain plate in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 6 is a schematic three-dimensional structure diagram of a chain plate in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 7 is a schematic structural diagram of a side surface of a roller device in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 8 is a schematic three-dimensional structure diagram of a roller device in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 9 is a schematic structural diagram of a section of a riding wheel device in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 10 is a schematic three-dimensional structure diagram of a riding wheel device in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 11 is a schematic structural diagram of a cross section of a rubber strip lifting tool in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 12 is a schematic perspective view of a rubber strip lifting tool in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 13 is a schematic structural diagram of a cross section of a tool for removing residual large rubber blocks on the inner wall of a common stator in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 14 is a schematic three-dimensional structure diagram of a tool for removing residual large rubber blocks on the inner wall of a common stator in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 15 is a schematic structural view of a single semicircular cutter in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 16 is a schematic structural view of a section of a common stator inner wall cleaning tool in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 17 is a schematic perspective structural view of a common stator inner wall cleaning tool in a common screw drill stator rubber sleeve removing device for oil and gas exploitation;
FIG. 18 is a perspective view of a semi-cylindrical storage box in a common stator de-rubberizing sleeve device of a progressive cavity drill for oil and gas recovery.
In the figure: 1-cleaning tool for inner wall of ordinary stator, 11-storing box, 12-filling opening of lubricant, 13-box pin shaft, 2-removing residual large rubber tool for inner wall of ordinary stator, 21-conical extension surface, 22-cutting edge, 23-ordinary cutter support, 24-cutter pin shaft, 25-cutter mounting plate, 3-rubber strip lifting tool, 31-lifting support, 32-clamping cylinder, 33-clamping plate, 34-lifting pin shaft, 4-roller device, 41-roller, 42-chain gear ring, 43-coupler, 44-driving motor, 45-roller ear plate support, 46-purpose-made chain, 461-chain plate, 462-chain pin shaft, 463-chain plate tooth, 464-saw blade, 465-saw blade fixing bolt, 466-mounting hole, 467-saw blade placing groove, 5-riding wheel device, 51-riding wheel bracket, 52-lifting supporting plate, 53-riding wheel ear plate support, 54-riding wheel, 55-riding wheel shaft, 56-lifting cylinder, 57-rotating motor, 58-lifting guide post, 100-common screw drill stator, 110-stator shell and 120-rubber bush.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 18, the present invention provides a technical solution: a rubber sleeve removing device for a common screw drill stator for oil and gas exploitation comprises a group of roller devices 4, a special chain 46 sleeved on the roller devices 4, a riding wheel device 5 used for supporting or driving the common screw drill stator 100 to rotate, a rubber strip lifting tool 3 used for clamping a common stator rubber bushing 120 and a large residual rubber tool 2 removed from the inner wall of the common stator, please refer to fig. 7-8, wherein each roller device 4 comprises a roller lug support 45 and a roller 41 rotatably mounted on the roller lug support 45, a driving motor 44 is mounted on the roller lug support 45, the driving motor 44 is in driving connection with the shaft end of the roller 41 through a coupling 43, the special chain 46 is sleeved on the corresponding roller 41, and a saw blade 464 used for cutting the common stator rubber bushing 120 is arranged on the special chain 46.
Referring to fig. 4 to 6, the special chain 46 is formed by assembling a plurality of link plates 46, adjacent link plates 46 are rotatably connected by chain pin shafts 462 at the lower ends of the side portions, and the end faces of the side portions of adjacent link plates 461 are connected in a planar contact manner, so that the saw blade 464 cannot be bent upwards; the link plate 461 is provided with a mounting hole 466.
Preferably, the link plate 461 is provided with link plate teeth 463 at the lower edge, and the drum 41 is provided with a chain ring gear 42 at the circumferential outer ring thereof, which is engaged with the link plate teeth 463.
Preferably, a saw blade placing groove 467 for installing the saw blade 464 is formed in the upper edge of the link plate 461, and a saw blade fixing bolt 465 for locking and fixing the saw blade 464 is formed in the side wall of the link plate 461 in a penetrating manner.
Referring to fig. 9 to 10, the riding wheel device 5 includes a riding wheel 54, a riding wheel support 51, a lifting support plate 52 and a lifting cylinder 56, the lifting cylinder 56 is installed in the middle of the riding wheel support 51, the telescopic end of the lifting cylinder 56 is fixed to the bottom of the lifting support plate 52, lifting guide posts 58 slidably inserted into the riding wheel support 51 are disposed at two ends of the bottom of the lifting support plate 52, a set of riding wheel ear plate supports 53 are symmetrically installed on the lifting support plate 52, the riding wheel ear plate supports 53 are connected with riding wheel shafts 55 at two ends of the riding wheel 54 in a rotating fit manner, a rotating motor 57 is installed on the lifting support plate 52, and the rotating motor 57 is connected with the riding wheel shafts 55 at the ends of the riding wheel 54 in a driving manner through a. The transmission component can adopt chain and chain wheel transmission or belt and belt wheel transmission.
The saw blade 464 is connected with the chain plate 461 by the saw blade fixing bolt 465, and the saw blade 464 is installed at intervals of the chain plate 461 when the saw blade is installed. The special chain 46 is threaded into the ordinary progressive cavity drill stator 100 ready for rubber bushing removal, and then the special chain 46 is installed onto the drum means 4 with the chain ring 42. The lifting cylinder 56 on the riding wheel 54 is adjusted to make the saw blade 464 at the lowest end contact the lowest end of the rubber sleeve of the ordinary screw drill stator 100, then the roller device 4 is started, the special chain 46 drives the saw blade 464 to reciprocate around the roller 41, so that the rubber strip in the ordinary screw drill stator 100 is cut off along the axial direction of the stator, then the rotating motor 57 on the riding wheel device 5 is started, the riding wheel 54 is rotated, so that the ordinary screw drill stator 100 rotates for a certain angle, and the cutting is continued until the rubber sleeve is uniformly cut off along the axial direction and is distributed in a strip shape.
Referring to fig. 11 to 12, the rubber strip lifting tool 3 includes a lifting support 31, a set of oppositely disposed clamping cylinders 32 are installed on two sides of the upper end of the lifting support 31, a clamping plate 33 for clamping the rubber strip is fixed at a telescopic end of the clamping cylinder 32, and the lifting support 31 is fixedly connected to a mounting hole 466 on a link plate 461 through a lifting pin 34.
After the rubber sleeve in the stator 100 of the ordinary screw drill is cut off, the rubber strip lifting tool 3 is installed on the chain plate 461, then the worker pulls the end of the rubber strip to the middle of the clamping plate 33, so that the clamping plate 33 clamps the end of the rubber strip, and then the roller device 4 is started, so that the roller 41 drives the special chain 46 to rotate and reciprocate, and the clamping plate 33 lifts the rubber strip, and the operation is repeated until the rubber strip is lifted.
Referring to fig. 13 to 15, the tool 2 for removing residual large rubber blocks on the inner wall of the common stator comprises a group of assembled semicircular cutters, each semicircular cutter comprises a semicircular cutting edge 22 matched with the inner wall of the common stator, and a conical extension surface 21 extends from the rear end of the cutting edge 22, and the conical extension surface 21 facilitates the falling of the cut residual rubber strips; the semicircular cutter is connected with a cutter mounting plate 25 through a common cutter bracket 23, and the cutter mounting plate 25 is fixedly connected with a mounting hole 466 on the chain plate 461 through a cutter pin shaft 24.
After the rubber strip is lifted, as the rubber may age, a large rubber strip remains on the inner wall of the metal sleeve of the stator 100 of the ordinary screw drill, at this time, the rubber sleeve lifting tool 3 is taken off from the chain plate 461, the large rubber tool 2 for removing the residual rubber strip on the inner wall of the ordinary stator is installed on the chain plate 461, and then the roller device 4 is started, so that the roller 41 drives the special chain 46 to rotate and reciprocate, and the semicircular cutter cuts off the residual large rubber strip.
Referring to fig. 16 to 18, the common screw drill stator rubber sleeve removing device for oil and gas exploitation further comprises a common stator inner wall removing tool 1, the common stator inner wall removing tool 1 comprises a group of assembled semi-cylindrical storage boxes 11, brushes for removing the inner walls of the common stators and small holes (not shown in the figure) facilitating lubricant to overflow are distributed on the circumferential outer surfaces of the storage boxes 11, a lubricant injection port 12 is formed in the end face of each storage box 11, and two ends of each storage box 11 are fixedly connected with a mounting hole 466 in a chain plate 461 through a box pin shaft 13.
After remaining bold rubber strip cuts off, ordinary screw drill stator inner wall can the impurity remain unavoidably, at this moment, get rid of ordinary stator inner wall and remain bold rubber instrument 2 and take off from link joint 461, install ordinary stator inner wall cleaning means 1 on link joint 461, then, start roller device 4, make cylinder 41 drive the rotatory reciprocating motion of special chain 46, emollient overflows from the aperture of the circumference surface of bin 11, including the brush clearance, impurity homoenergetic clean up such as the remaining rubber sediment of ordinary screw drill stator 100 inner wall.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides an oil gas exploitation removes rubber sleeve equipment with ordinary screw rod drilling tool stator which characterized in that: comprises a group of roller devices (4), a special chain (46) sleeved on the roller devices (4), a riding wheel device (5) used for supporting or driving a common screw drill stator (100) to rotate, a rubber strip lifting tool (3) used for clamping a common stator rubber bushing (120) and a tool (2) for removing residual large rubber blocks on the inner wall of the common stator, the roller device (4) comprises a roller ear plate support (45) and a roller (41) rotatably mounted on the roller ear plate support (45), a driving motor (44) is mounted on the roller ear plate support (45), the driving motor (44) is in driving connection with the shaft end of the roller (41) through a shaft coupling (43), the special chain (46) is sleeved on the corresponding roller (41), and a saw blade (464) for cutting the common stator rubber bushing (120) is arranged on the special chain (46);
the special chain (46) is formed by assembling a plurality of chain plates (461), adjacent chain plates (461) are rotatably connected through chain pin shafts (462) at the lower ends of the side parts, the end faces of the side parts of the adjacent chain plates (461) are in plane contact connection, and the chain plates (461) are provided with mounting holes (466);
the rubber strip lifting tool (3) comprises a lifting support (31), a group of oppositely arranged clamping cylinders (32) are mounted on two sides of the upper end of the lifting support (31), a clamping plate (33) for clamping the rubber strip is fixed at the telescopic end of each clamping cylinder (32), and the lifting support (31) is fixedly connected with a mounting hole (466) in a chain plate (461) through a lifting pin shaft (34);
the utility model discloses a stator structure, including ordinary stator inner wall, the semicircle cutter that remains bold rubber instrument (2) is got rid of including a set of semi-circular cutter of assembling, semi-circular cutter includes semi-circular cutting edge (22) and cutting edge (22) rear end extension that match with ordinary stator inner wall has toper extension face (21), semi-circular cutter is connected with cutter mounting panel (25) through ordinary cutter support (23), and cutter mounting panel (25) are through mounting hole (466) fixed connection on cutter round pin axle (24) and link joint (461).
2. The common screw drill stator rubber sleeve removing device for oil and gas exploitation according to claim 1, wherein: chain plate teeth (463) are distributed below the chain plate (461), and a chain gear ring (42) meshed and connected with the chain plate teeth (463) is arranged on the outer ring of the circumference of the roller (41).
3. The common screw drill stator rubber sleeve removing device for oil and gas exploitation according to claim 1, wherein: saw blade standing groove (467) that is used for installing saw blade (464) is seted up to link joint (461) higher authority, wears to be equipped with saw blade fixing bolt (465) that is used for locking fixed saw blade (464) on link joint (461) lateral wall.
4. The common screw drill stator rubber sleeve removing device for oil and gas exploitation according to claim 1, wherein: the riding wheel device (5) comprises a riding wheel (54), a riding wheel support (51), a lifting supporting plate (52) and a lifting cylinder (56), wherein the lifting cylinder (56) is installed in the middle of the riding wheel support (51), the telescopic end of the lifting cylinder (56) is fixed to the bottom of the lifting supporting plate (52), lifting guide pillars (58) inserted on the riding wheel support (51) in a sliding mode are arranged at two ends of the bottom of the lifting supporting plate (52), a group of riding wheel lug plate supports (53) are symmetrically installed on the lifting supporting plate (52), the riding wheel lug plate supports (53) are connected with riding wheel shafts (55) at two ends of the riding wheel (54) in a rotating fit mode, a rotating motor (57) is installed on the lifting supporting plate (52), and the rotating motor (57) is connected with the riding wheel shafts (55) at the end of the riding wheel (54) in a driving mode.
5. The common screw drill stator rubber sleeve removing device for oil and gas exploitation according to claim 1, wherein: still including ordinary stator inner wall removal tool (1), ordinary stator inner wall removal tool (1) is including a set of semicylindrical bin (11) of assembling, the circumference surface distribution of bin (11) is provided with the brush that is used for clearing up ordinary stator inner wall and makes things convenient for the aperture that the emollient spilled over, be provided with lubricant injection mouth (12) on bin (11) terminal surface, mounting hole (466) fixed connection on bin (11) both ends are passed through box round pin axle (13) and link joint (461).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711477294.7A CN108237708B (en) | 2017-12-29 | 2017-12-29 | Ordinary screw drill stator rubber sleeve removing equipment for oil and gas exploitation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711477294.7A CN108237708B (en) | 2017-12-29 | 2017-12-29 | Ordinary screw drill stator rubber sleeve removing equipment for oil and gas exploitation |
Publications (2)
| Publication Number | Publication Date |
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| CN108237708A CN108237708A (en) | 2018-07-03 |
| CN108237708B true CN108237708B (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711477294.7A Active CN108237708B (en) | 2017-12-29 | 2017-12-29 | Ordinary screw drill stator rubber sleeve removing equipment for oil and gas exploitation |
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| CN (1) | CN108237708B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110130949B (en) * | 2019-06-06 | 2024-11-08 | 法兰泰克重工股份有限公司 | Adjustable cushion block and track assembly |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200949421Y (en) * | 2006-03-13 | 2007-09-19 | 西南石油学院 | A constant wall thickness stator screw drilling tool |
| CN102430798A (en) * | 2011-09-05 | 2012-05-02 | 东营博深石油机械有限责任公司 | Equal-wall-thickness stator internal spiral forming broaching numerical control machine tool and using method |
| CN104588376A (en) * | 2014-11-25 | 2015-05-06 | 合肥通用机械研究院 | Rubber crushing and removing device for motor stator of screw drill |
-
2017
- 2017-12-29 CN CN201711477294.7A patent/CN108237708B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200949421Y (en) * | 2006-03-13 | 2007-09-19 | 西南石油学院 | A constant wall thickness stator screw drilling tool |
| CN102430798A (en) * | 2011-09-05 | 2012-05-02 | 东营博深石油机械有限责任公司 | Equal-wall-thickness stator internal spiral forming broaching numerical control machine tool and using method |
| CN104588376A (en) * | 2014-11-25 | 2015-05-06 | 合肥通用机械研究院 | Rubber crushing and removing device for motor stator of screw drill |
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| CN108237708A (en) | 2018-07-03 |
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