CN211648055U - Hydraulic shear for sucker rod - Google Patents
Hydraulic shear for sucker rod Download PDFInfo
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- CN211648055U CN211648055U CN201922069684.1U CN201922069684U CN211648055U CN 211648055 U CN211648055 U CN 211648055U CN 201922069684 U CN201922069684 U CN 201922069684U CN 211648055 U CN211648055 U CN 211648055U
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- sucker rod
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Abstract
The utility model provides a sucker rod hydraulic pressure is cut belongs to petroleum industry machinery oil recovery field. The hydraulic shear of the sucker rod comprises a fixing component, a driving component and a shearing component; the fixing assembly comprises a bottom plate, wherein a clamping groove is formed in the bottom plate, penetrates through two opposite plate surfaces of the bottom plate, and comprises a first clamping surface and a second clamping surface which are oppositely arranged, and the first clamping surface is arranged close to the rotary shear plate; the driving assembly comprises a hydraulic cylinder, and a cylinder body of the hydraulic cylinder is arranged on one plate surface of the bottom plate; the shearing assembly comprises a rotary shearing plate, the rotary shearing plate comprises a driving portion and a rotating portion, the driving portion is hinged to a piston rod of a hydraulic cylinder, the rotating portion is hinged to a bottom plate, the rotating shaft of the driving portion and the rotating shaft of the rotating portion are perpendicular to the bottom plate, the rotating shaft of the driving portion and the piston rod of the hydraulic cylinder are perpendicular to each other in the extending direction, a shearing surface is arranged at a position, close to the clamping groove, of the rotary shearing plate, and the shearing surface is flush with the first clamping surface. This disclosure can be to the sucker rod of jamming shearing through clamping groove etc..
Description
Technical Field
The utility model relates to a petroleum industry machinery oil recovery field, in particular to sucker rod hydraulic pressure is cut.
Background
In the process of mechanical oil extraction, the oil industry often breaks down due to some reason, so that the sucker rod is clamped and can not be lifted and can not be lowered, and at the moment, the sucker rod needs to be cut off, so that the next procedure can be carried out.
In the related art, as open fire power supply is forbidden at an oil extraction site, an oil extraction worker cannot use a conventional electric saw when finding that a sucker rod is stuck, and can only saw the sucker rod by a manual saw.
However, due to the high mechanical strength of the sucker rod, sawing by a hand saw is very difficult and unsafe.
SUMMERY OF THE UTILITY MODEL
The embodiment of the disclosure provides a sucker rod hydraulic shear, which can rapidly shear a sucker rod, reduce labor intensity and ensure personal safety.
The technical scheme is as follows:
the hydraulic shear of the sucker rod comprises a fixing component, a driving component and a shearing component;
the fixing assembly comprises a bottom plate, a clamping groove is formed in the bottom plate, an opening of the clamping groove is formed in one side edge of the bottom plate, the clamping groove penetrates through two opposite plate surfaces of the bottom plate, and the clamping groove comprises a first clamping surface and a second clamping surface which are oppositely arranged;
the driving assembly comprises a hydraulic cylinder, and a cylinder body of the hydraulic cylinder is arranged on one plate surface of the bottom plate;
the shearing assembly comprises a rotary shearing plate, the rotary shearing plate comprises a driving portion and a rotating portion, the driving portion is hinged to a piston rod of the hydraulic cylinder, the rotating portion is hinged to the bottom plate, the rotating shaft of the driving portion is perpendicular to the rotating shaft of the rotating portion, the rotating shaft of the driving portion is perpendicular to the piston rod of the hydraulic cylinder in the telescopic direction, the rotary shearing plate is close to the position of the clamping groove and is provided with a shearing surface, the first clamping surface is close to the rotary shearing plate, and the shearing surface is parallel and level to the first clamping surface.
Optionally, the shearing assembly further comprises a fixed cutting block and a movable cutting block, the fixed cutting block is fixed on the second clamping surface, the fixed cutting block protrudes out of the second clamping surface, the movable cutting block is fixed on the shearing surface, the movable cutting block protrudes out of the shearing surface, and the movable cutting block and the fixed cutting block are arranged at intervals.
Optionally, the fixed cutting block and the movable cutting block are located on opposite sides of the same horizontal plane.
Optionally, be equipped with first spacing groove on the shear plane, move the stripping and slicing piece fixed mounting and be in first spacing inslot, be equipped with the second spacing groove on the second clamping face, decide the stripping and slicing piece and install the second spacing inslot.
Optionally, the orientation of the rotary shear plate is provided with a first pressing plate on a surface of the bottom plate, the first pressing plate is fixed on the rotary shear plate, the first pressing plate abuts against the movable cutting block, the orientation of the bottom plate is provided with a second pressing plate on a surface of the rotary shear plate, the second pressing plate is fixed on the bottom plate, and the second pressing plate abuts against the fixed cutting block.
Optionally, the orientation of the rotary shear plate is provided with a first mounting groove on a surface of the bottom plate, the first mounting groove is communicated with the first limiting groove, the first pressing plate is fixed in the first mounting groove, the bottom plate is oriented towards a surface of the rotary shear plate is provided with a second mounting groove, the second mounting groove is communicated with the second limiting groove, and the second pressing plate is fixed in the second mounting groove.
Optionally, the fixing assembly further includes two baffles, one of the baffles is fixed on the bottom plate, the other baffle is fixed on the rotary shear plate, and the clamping groove is located between the two baffles.
Optionally, the bottom plate is provided with two mounting plates arranged in parallel, the cylinder body of the hydraulic cylinder is inserted between the two mounting plates, and the mounting plates and the hydraulic cylinder are mounted together through a first pin shaft.
Optionally, one end of the piston rod is provided with two lug plates arranged in parallel, the rotary shear plate is inserted between the two lug plates, and the two lug plates and the rotary shear plate are mounted together through a second pin shaft.
Optionally, lifting lugs are arranged on both sides of the bottom plate.
The technical scheme provided by the embodiment of the disclosure has the following beneficial effects:
through the sucker rod hydraulic pressure that this embodiment provided is cut, when cuting the sucker rod, puts down this sucker rod hydraulic pressure through hoisting apparatus and cuts at oil well assigned position department to make the sucker rod be located the clamping groove. This sucker rod hydraulic pressure is cut and is used the pneumatic cylinder as power, drives the drive division of rotatory scissors board through the concertina movement of the piston rod of pneumatic cylinder for the rotating part of rotatory scissors board rotates on the bottom plate, thereby makes the shear plane on the rotatory scissors board can be close to or keep away from the removal of pressing from both sides the dress groove, with the cooperation second clamping face that presss from both sides the dress groove, utilizes the dress effort of pressing from both sides between shear plane and the second clamping face and realizes cutting to the sucker rod. The sucker rod hydraulic shear provided by the embodiment of the disclosure utilizes hydraulic energy to shear a sucker rod. In the cutting process, open fire cannot be generated, safety and reliability are realized, labor is saved, and time and labor are saved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
FIG. 1 is a schematic structural view of a hydraulic shear for a sucker rod provided in an embodiment of the present disclosure;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
FIG. 3 is a sectional view taken along line B-B of FIG. 1;
fig. 4 is a sectional view taken along line C-C of fig. 1.
The symbols in the drawings represent the following meanings:
1. a fixing assembly; 11. a base plate; 110. a clamping groove; 1101. a first clamping surface; 1102. a second clamping surface; 111. a second limit groove; 112. a second mounting groove; 113. mounting a plate; 12. a second platen; 13. a baffle plate; 14. lifting lugs;
2. a drive assembly; 200. a copper sleeve; 201. a first pin shaft; 202. a second pin shaft; 21. a hydraulic cylinder; 211. a cylinder body; 212. a piston rod; 2121. an ear plate; 22. a hydraulic valve;
3. a shear assembly; 31. rotating the shear plate; 311. a drive section; 312. a rotating part; 3121. a rotating shaft of the rotating part; 310. shearing surfaces; 313. a first limit groove; 314. a first platen; 315. a first mounting groove; 32. cutting into blocks; 33. and (5) cutting the blocks in a moving way.
Detailed Description
To make the objects, technical solutions and advantages of the present disclosure more apparent, embodiments of the present disclosure will be described in detail with reference to the accompanying drawings.
The embodiment of the disclosure provides a sucker rod hydraulic shear, which comprises a fixing component 1, a driving component 2 and a shearing component 3, as shown in fig. 1.
The fixing assembly comprises a bottom plate 11, a clamping groove 110 is arranged on the bottom plate 11, an opening of the clamping groove 110 is arranged on one side edge of the bottom plate 11, the clamping groove 110 penetrates through two opposite plate surfaces of the bottom plate 11, and the clamping groove 110 comprises a first clamping surface 1101 and a second clamping surface 1102 which are oppositely arranged.
The driving assembly 2 includes a hydraulic cylinder 21, and a cylinder body 211 of the hydraulic cylinder 21 is mounted on one plate surface of the bottom plate 11.
The shearing assembly 3 comprises a rotary shear plate 31, the rotary shear plate 31 comprises a driving portion 311 and a rotating portion 312, the driving portion 311 is hinged to a piston rod 212 of a hydraulic cylinder 21, the rotating portion 312 is hinged to a bottom plate 11, a rotating shaft of the driving portion 311 and a rotating shaft 3121 of the rotating portion are perpendicular to the bottom plate 11, the rotating shaft of the driving portion 311 is perpendicular to the telescopic direction of the piston rod 212 of the hydraulic cylinder 21, a shearing surface 310 is arranged at a position, close to the clamping groove 110, of the rotary shear plate 31, a first clamping surface 1101 is arranged close to the rotary shear plate 31, and the shearing surface 310 is flush with the first clamping surface 1101.
Through the sucker rod hydraulic pressure of this embodiment provides and cuts when cuting the sucker rod, drops this sucker rod hydraulic pressure through hoisting apparatus and cuts and locate the department at the oil well assigned position to make the sucker rod be located clamping groove 110. The hydraulic shear of the sucker rod uses the hydraulic cylinder as power, the driving part 311 of the rotary shear plate 31 is driven by the telescopic motion of the piston rod 212 of the hydraulic cylinder 21, so that the rotating part 312 of the rotary shear plate 31 rotates on the bottom plate 11, and the shearing surface 310 on the rotary shear plate 31 can move close to or far away from the clamping groove 110 so as to be matched with the second clamping surface 1102 of the clamping groove 110, and the sucker rod is sheared by utilizing the clamping acting force between the shearing surface 310 and the second clamping surface 1102. The sucker rod hydraulic shear provided by the embodiment of the disclosure utilizes hydraulic energy to shear a sucker rod. In the cutting process, open fire cannot be generated, safety and reliability are realized, labor is saved, and time and labor are saved.
Continuing to refer to fig. 1, in the present embodiment, the fixing assembly 1 further includes two blocking plates 13, one blocking plate 13 is fixed on the base plate 11, the other blocking plate 13 is fixed on the rotary shear plate 31, and the clamping groove 110 is located between the two blocking plates 13.
In the above implementation, the baffle 13 is used to block the sheared off sucker rod to avoid accidents caused by the sucker rod falling into the well.
Illustratively, each baffle 13 is of a concave configuration relative to the other baffle 13.
In the above implementation manner, the baffle 13 is configured as a concave structure, since the concave structure can increase the area of the baffle 13, and by increasing the area, the baffle 13 can be convenient to effectively block the sheared sucker rod.
In the present embodiment, the lifting lugs 14 are disposed on both sides of the bottom plate 11.
In the above implementation, the lifting lugs 14 are used for connecting a lifting device, and the sucker rod is hydraulically sheared and lifted at a proper spatial position by the lifting device.
Fig. 2 is a sectional view taken along the direction a-a of fig. 1, please refer to fig. 2, optionally, two mounting plates 113 arranged in parallel with each other are provided on the bottom plate 11, the cylinder body 211 of the hydraulic cylinder 21 is inserted between the two mounting plates 113, and the mounting plates 113 and the hydraulic cylinder 21 are mounted together by a first pin 201.
In the above implementation, the mounting plate 113 may preliminarily limit the hydraulic cylinder 21, so as to improve the stability of the hydraulic cylinder 21 on the bottom plate 11, and the first pin 201 may enable the cylinder body 211 of the hydraulic cylinder 21 to be hinged to the bottom plate 11.
Illustratively, a pin hole is formed in the mounting plate 113, the first pin 201 is inserted into the pin hole, a copper sleeve 200 is arranged in the pin hole, and the copper sleeve 200 is sleeved on the outer wall of the first pin 201.
In the above implementation, the copper bush 200 has excellent wear resistance due to its high hardness, and can avoid abrasion between the hydraulic cylinder 21 and the first pin 201.
Optionally, the driving assembly further includes a hydraulic valve 22, the hydraulic valve 22 is fixed on the bottom plate 11, and the hydraulic valve 22 is communicated with an oil inlet and an oil outlet of the hydraulic cylinder 21.
Illustratively, the hydraulic valve 22 may be a three-position, four-way hydraulic valve.
Fig. 3 is a sectional view taken along the direction B-B of fig. 1, please refer to fig. 3, in this embodiment, two ear plates 2121 arranged in parallel are disposed at one end of the piston rod 212, the rotary shear plate 31 is inserted between the two ear plates 2121, and the two ear plates 2121 and the rotary shear plate 31 are mounted together by the second pin 202.
In the above implementation, the ear plate 2121 is used to mount the rotary shear plate 31 on the piston rod 212, and the second pin 202 is used to hinge the rotary shear plate 31 and the piston rod 212 together, so that the rotary shear plate 31 can firmly follow the piston rod 212 of the hydraulic cylinder 21 to move, that is, the rotary shear plate 31 can rotate under the pushing of the piston rod 212 of the hydraulic cylinder 21.
Illustratively, the ear plate 2121 is provided with a pin hole, the second pin 202 is inserted into the pin hole, and a copper sleeve 200 is disposed in the pin hole, and the copper sleeve 200 is sleeved on an outer wall of the second pin 202.
In the above implementation, the copper sleeve 200 has high hardness and excellent wear resistance, so that abrasion between the piston rod 212 and the second pin 202 can be avoided.
Illustratively, when the piston rod 212 of the hydraulic cylinder 21 extends out of the hydraulic cylinder 21, the rotary shear plate 31 rotates clockwise around the rotation axis 3121 of the rotating portion, and when the piston rod 212 of the hydraulic cylinder 21 retracts into the hydraulic cylinder 21, the rotary shear plate 31 rotates counterclockwise around the rotation axis 3121 of the rotating portion.
Illustratively, the rotation shaft 3121 of the rotation portion is fixed to the base plate 11 by a nut and a stop washer.
Fig. 4 is a sectional view taken along the direction C-C in fig. 1, please refer to fig. 4, and optionally, the cutting assembly 3 further includes a fixed cutting block 32 and a movable cutting block 33, the fixed cutting block 32 is fixed on the second clamping surface 1102, the fixed cutting block 32 protrudes from the second clamping surface 1102, the movable cutting block 33 is fixed on the cutting surface 310, the movable cutting block 33 protrudes from the cutting surface 310, and the movable cutting block 33 and the fixed cutting block 32 are arranged at intervals.
In the above implementation, since the outer diameter of the sucker rod is approximately in the millimeter level, the fixed cutting block 32 and the movable cutting block 33 which have small contact area with the sucker rod can be arranged, and the fixed cutting block 32 and the movable cutting block 33 are made of high-strength materials, so that the shearing effect on the sucker rod can be ensured. Meanwhile, the cost is saved, and the whole second clamping surface 1102 and the shearing surface 310 do not need to be made of high-strength materials.
Alternatively, the fixed cutting block 32 and the movable cutting block 33 are positioned on opposite sides of the same horizontal plane.
In the implementation mode, the fixed cutting block 32 and the movable cutting block 33 are located on two opposite sides of the same horizontal plane, and the sucker rod can be cut off through staggered extrusion of the fixed cutting block 32 and the movable cutting block 33 on the sucker rod, so that labor is saved, and the cutting efficiency is improved.
Optionally, the cutting surface 310 is provided with a first limiting groove 313, the movable cutting block 33 is fixedly installed in the first limiting groove 313, the second clamping surface 1102 is provided with a second limiting groove 111, and the fixed cutting block 32 is installed in the second limiting groove 111.
In the above implementation, the first limiting groove 313 is used for installing the movable cutting block 33, and the second limiting groove 111 is used for installing the fixed cutting block 32.
Referring to fig. 1 again, optionally, a first pressing plate 314 is disposed on a surface of the rotary shear plate 31 facing the bottom plate 11, the first pressing plate 314 is fixed on the rotary shear plate 31, and the first pressing plate 314 abuts against the movable cutting block 33, a second pressing plate 12 is disposed on a surface of the bottom plate 11 facing the rotary shear plate 31, the second pressing plate 12 is fixed on the bottom plate 11, and the second pressing plate 12 abuts against the fixed cutting block 32.
In the above implementation, the first pressing plate 314 is used for fixing the movable cutting block 33 in the first limiting groove 313, and the second pressing plate 12 is used for fixing the fixed cutting block 32 in the second limiting groove 111. Since the movable cutting block 33 and the fixed cutting block 32 are made of high-strength material, it is very difficult to directly install the fixing bolt thereon, and the movable cutting block 33 and the fixed cutting block 32 can be easily fixed in the first limiting groove 313 and the second limiting groove 111 by using the first pressing plate 314 and the second pressing plate 12.
Optionally, a first mounting groove 315 is disposed on a surface of the rotary cutting board 31 facing the bottom board 11, the first mounting groove 315 is communicated with the first limiting groove 313, the first pressing board 314 is fixed in the first mounting groove 315, a second mounting groove 112 is disposed on a surface of the bottom board 11 facing the rotary cutting board 31, the second mounting groove 112 is communicated with the second limiting groove 111, and the second pressing board 12 is fixed in the second mounting groove 112.
In the above implementation, the first mounting groove 315 is used for mounting the first pressing plate 314, and the second mounting groove 112 is used for mounting the second pressing plate 12.
Illustratively, the first pressing plate 314 is fixed in the first mounting groove 315 by fixing bolts, and the second pressing plate 12 is fixed in the second mounting groove 112 by fixing bolts.
Illustratively, a first pressing groove is formed in one surface of the movable cutting block 33 facing the first pressing plate 314, the first pressing groove is communicated with the first installation groove 315, the first pressing plate 314 is fixed on the first pressing groove and the first installation groove 315, a second pressing groove is formed in one surface of the fixed cutting block 32 facing the second pressing plate 12, the second pressing groove is communicated with the second installation groove 112, and the second pressing plate 12 is fixed on the second pressing groove and the second installation groove 112.
In the above implementation, the first and second crimping grooves are provided to effectively fix the first and second pressing plates 314 and 12 in the first and second retaining grooves 313 and 111.
The working mode of the hydraulic shear of the sucker rod is briefly introduced as follows:
through the sucker rod hydraulic pressure that provides in this embodiment is cutting the sucker rod of jamming:
firstly, the hydraulic source of the working vehicle or the independent hydraulic source and the oil inlet and the oil return port of the hydraulic valve 22 are respectively communicated with a liquid pipeline, and meanwhile, the hydraulic oil is firstly input into the oil return port, and the fixed cutting block 32 and the movable cutting block 33 of the hydraulic shear of the sucker rod are in an open state.
The sucker rod hydraulic shears are then hoisted by the lifting lugs 14 to the selected position and the fixed cutting block 32 and the movable cutting block 33 are inserted into the sucker rod to be sheared.
Then, the hydraulic valve 22 is operated to input high-pressure oil into the oil inlet of the hydraulic cylinder 21, the piston rod 212 of the hydraulic cylinder 21 is driven by the high-pressure oil to extend out, one end of the piston rod 212 is connected with the rotary shear plate 31 through the second pin shaft 202, the rotary shear plate 31 rotates around the rotating shaft 3121 of the rotating part, the movable cutting block 33 mounted on the rotary shear plate 31 is moved to be close to the fixed cutting block 32, and the sucker rod is cut off together with the fixed cutting block 32, and the two baffles 13 can block the cut sucker rod.
Finally, after the shearing is finished, the direction of the oil path of the hydraulic shear of the sucker rod is switched, so that the movable cutting block 33 is separated from the fixed cutting block 32 and is in an open state. After the operation is finished, the sucker rod is hydraulically sheared off and put back to the original place.
The above description is intended to be exemplary only and not to limit the present disclosure, and any modification, equivalent replacement, or improvement made without departing from the spirit and scope of the present disclosure is to be considered as the same as the present disclosure.
Claims (10)
1. The hydraulic shear for the sucker rod is characterized by comprising a fixing component (1), a driving component (2) and a shearing component (3);
the fixing assembly comprises a bottom plate (11), a clamping groove (110) is formed in the bottom plate (11), an opening of the clamping groove (110) is formed in one side edge of the bottom plate (11), the clamping groove (110) penetrates through two opposite plate surfaces of the bottom plate (11), and the clamping groove (110) comprises a first clamping surface (1101) and a second clamping surface (1102) which are oppositely arranged;
the driving assembly (2) comprises a hydraulic cylinder (21), and a cylinder body (211) of the hydraulic cylinder (21) is arranged on one plate surface of the bottom plate (11);
shear assembly (3) are including rotatory scissors board (31), rotatory scissors board (31) are including drive division (311) and rotation portion (312), drive division (311) with piston rod (212) of pneumatic cylinder (21) are articulated, rotation portion (312) with bottom plate (11) are articulated, the rotation axis of drive division (311) with rotation axis (3121) equal perpendicular to of rotation portion bottom plate (11), just the rotation axis of drive division (311) with the flexible direction of piston rod (212) of pneumatic cylinder (21) is mutually perpendicular, rotatory scissors board (31) are close to the position of clamp groove (110) is equipped with shear plane (310), first clamping face (1101) are close to rotatory scissors board (31) are arranged, shear plane (310) with first clamping face (1101) parallel and level.
2. The sucker rod hydraulic shear of claim 1, wherein the shear assembly (3) further comprises a fixed shear block (32) and a movable shear block (33), the fixed shear block (32) is fixed on the second clamping surface (1102), the fixed shear block (32) protrudes from the second clamping surface (1102), the movable shear block (33) is fixed on the shear surface (310), the movable shear block (33) protrudes from the shear surface (310), and the movable shear block (33) and the fixed shear block (32) are arranged at intervals.
3. The sucker rod hydraulic shear of claim 2, wherein the fixed cutting block (32) and the movable cutting block (33) are located on opposite sides of the same horizontal plane.
4. The hydraulic sucker rod shear of claim 2, wherein the shearing surface (310) is provided with a first limiting groove (313), the movable cutting block (33) is fixedly arranged in the first limiting groove (313), the second clamping surface (1102) is provided with a second limiting groove (111), and the fixed cutting block (32) is arranged in the second limiting groove (111).
5. The hydraulic sucker rod shear of claim 4, wherein a first pressing plate (314) is arranged on a surface of the rotary shear plate (31) facing the bottom plate (11), the first pressing plate (314) is fixed on the rotary shear plate (31), the first pressing plate (314) abuts against the movable cutting block (33), a second pressing plate (12) is arranged on a surface of the bottom plate (11) facing the rotary shear plate (31), the second pressing plate (12) is fixed on the bottom plate (11), and the second pressing plate (12) abuts against the fixed cutting block (32).
6. The hydraulic sucker rod shear of claim 5, wherein a first mounting groove (315) is formed in a surface of the rotary shear plate (31) facing the bottom plate (11), the first mounting groove (315) is communicated with the first limiting groove (313), the first pressing plate (314) is fixed in the first mounting groove (315), a second mounting groove (112) is formed in a surface of the bottom plate (11) facing the rotary shear plate (31), the second mounting groove (112) is communicated with the second limiting groove (111), and the second pressing plate (12) is fixed in the second mounting groove (112).
7. The sucker rod hydraulic shear of any one of claims 1-6, wherein the fixed assembly (1) further comprises two baffles (13), one baffle (13) being fixed to the base plate (11) and the other baffle (13) being fixed to the rotary shear plate (31), the clamping groove (110) being located between the two baffles (13).
8. The sucker rod hydraulic shear of any one of claims 1 to 6, wherein the bottom plate (11) is provided with two mounting plates (113) arranged in parallel with each other, the cylinder body (211) of the hydraulic cylinder (21) is inserted between the two mounting plates (113), and the mounting plates (113) and the hydraulic cylinder (21) are mounted together through a first pin shaft (201).
9. The hydraulic shear of sucker rod as claimed in any one of claims 1 to 6, wherein the piston rod (212) is provided at one end with two lugs (2121) arranged in parallel to each other, the rotary shear plate (31) is inserted between the two lugs (2121), and the two lugs (2121) and the rotary shear plate (31) are mounted together by a second pin (202).
10. The hydraulic shear of sucker rod as claimed in any one of claims 1 to 6, wherein the bottom plate (11) is provided with lifting lugs (14) on both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922069684.1U CN211648055U (en) | 2019-11-25 | 2019-11-25 | Hydraulic shear for sucker rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922069684.1U CN211648055U (en) | 2019-11-25 | 2019-11-25 | Hydraulic shear for sucker rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211648055U true CN211648055U (en) | 2020-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922069684.1U Active CN211648055U (en) | 2019-11-25 | 2019-11-25 | Hydraulic shear for sucker rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211648055U (en) |
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2019
- 2019-11-25 CN CN201922069684.1U patent/CN211648055U/en active Active
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