CN213004862U - Clamp for maintaining petroleum casing coupling - Google Patents
Clamp for maintaining petroleum casing coupling Download PDFInfo
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- CN213004862U CN213004862U CN202021640767.8U CN202021640767U CN213004862U CN 213004862 U CN213004862 U CN 213004862U CN 202021640767 U CN202021640767 U CN 202021640767U CN 213004862 U CN213004862 U CN 213004862U
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- threaded rod
- sleeve
- casing coupling
- rod
- oil casing
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Abstract
The utility model relates to a casing coupling technical field just discloses an anchor clamps for oil casing coupling maintenance, including fixed cover, the inside of fixed cover is provided with the second threaded rod, the right-hand member fixedly connected with rolling disc of second threaded rod, the surface of second threaded rod is provided with the third and removes the cover, the fixed surface that the third removed the cover is connected with the second adapter sleeve, the inside of second adapter sleeve is provided with the push rod, the spout has been seted up on the surface of fixed cover. This an anchor clamps for oil casing coupling maintenance, the inside of convenient oil casing coupling is fixed, and then improves the stability to oil casing coupling centre gripping, uses two-way fixed can to a great extent to guarantee the steadiness of oil casing coupling in the centre gripping, prevents that the oil casing coupling from droing, makes things convenient for the maintenance workman to maintain the oil casing coupling, avoids the not enough stability of single centre gripping, and then causes the damage of oil casing coupling.
Description
Technical Field
The utility model relates to a casing coupling technical field specifically is a be used for oil casing coupling to maintain and use anchor clamps.
Background
Oil casing joint compound the pipes used to make couplings are called oil casing joint compounds. Each well uses several layers of casing depending on the drilling depth and geological conditions. After the casing is put into the well, cement is adopted for cementing the well, and the casing is different from an oil pipe and a drill rod, cannot be reused and belongs to a disposable consumption material.
When the oil casing coupling is maintained, because the shape of the oil casing coupling is circular, the oil casing coupling needs to be clamped by using a clamp when being maintained, and the oil casing coupling cannot be clamped inside and outside by using some existing clamps when being clamped.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an anchor clamps are used in maintenance of oil casing coupling possesses the convenience and carries out advantages such as inside and outside centre gripping to the oil casing coupling, has solved anchor clamps and when carrying out the centre gripping, can not be fine carry out the inside and outside problem of carrying out the centre gripping to the oil casing coupling.
(II) technical scheme
For the purpose that realizes above-mentioned convenience to carry out inside and outside centre gripping to oil casing coupling, the utility model provides a following technical scheme: the utility model provides an anchor clamps are used in oil casing coupling maintenance, includes fixed cover, the inside of fixed cover is provided with the second threaded rod, the right-hand member fixedly connected with rolling disc of second threaded rod, the surface of second threaded rod is provided with the third and removes the cover, the fixed surface of third removal cover is connected with the second adapter sleeve, the inside of second adapter sleeve is provided with the push rod, the spout has been seted up on the surface of fixed cover, the left side surface of fixed cover is seted up flutedly, the one end that the second adapter sleeve was kept away from to the push rod is rotated and is connected with first adapter sleeve, the inside of first adapter sleeve is rotated and is connected with the centre gripping arm, the left end of centre gripping arm is rotated and is connected with splint, the left side fixedly connected with guide bar that the third removed the cover, the draw-in groove has been seted up to the.
Preferably, the second threaded rod is rotatably connected to the inside of the fixing sleeve, the right end of the second threaded rod penetrates through the fixing sleeve and extends to the outside of the fixing sleeve, and the third movable sleeve is in threaded connection with the surface of the second threaded rod.
Preferably, the push rod is rotatably connected inside the second connecting sleeve, the push rod is slidably connected inside the sliding groove, the clamping arm is rotatably connected inside the groove, and the push rod is rotatably connected with the clamping arm through the first connecting sleeve.
Preferably, the inner clamping device comprises a clamping block, the clamping block is fixedly sleeved in the clamping groove, a first threaded rod is fixedly connected to the left end of the clamping block, a first movable sleeve is arranged on the surface of the right end of the first threaded rod, a first connecting rod is arranged inside the first movable sleeve, a second movable sleeve is connected to the surface of the left end of the first threaded rod in a threaded manner, and a second connecting rod is connected to the second movable sleeve in a rotating manner.
Preferably, the shape of draw-in groove is hexagon and circular constitution, the shape of fixture block is hexagon and circular constitution, the shape of first threaded rod is two-way screw thread one end and is the regular thread one end and is the back thread.
Preferably, the first movable sleeve is in threaded connection with the surface of the first threaded rod, the first connecting rod is rotatably connected inside the first movable sleeve, the left end of the first connecting rod is rotatably connected with the right end of the second connecting rod, and the first movable sleeve is in sliding connection with the surface of the guide rod.
(III) advantageous effects
Compared with the prior art, the utility model provides a be used for oil casing coupling to maintain and use anchor clamps possesses following beneficial effect:
1. the clamp for maintaining the petroleum casing coupling has the advantages that the second threaded rod drives the first threaded rod to rotate when rotating, because the threads at the two ends of the first threaded rod are opposite, the first moving sleeve and the second moving sleeve move inwards, the second connecting rod and the first connecting rod are further supported to fix the inner wall of the oil casing coupling, the guide rod prevents the first movable sleeve from rotating, thereby avoiding the first movable sleeve and the second movable sleeve from rotating, facilitating the fixation of the interior of the oil casing coupling, and then improve the stability to the centre gripping of oil casing coupling, use two-way fixed can to a great extent guarantee the steadiness of oil casing coupling in the centre gripping, prevent that the oil casing coupling from droing, make things convenient for the maintenance workman to maintain the oil casing coupling, avoid the not stable enough of single centre gripping, and then cause the damage of oil casing coupling.
2. This be used for oil casing coupling maintenance anchor clamps, rotatory rolling disc and then drive the second threaded rod and rotate, the second threaded rod can drive the third when rotating and remove the cover and remove, promote the push rod and outwards remove, because the centre gripping arm is connected at the internal rotation of fixed cover, thereby promote the other end of centre gripping arm and inwards remove, and then carry out the centre gripping through splint to the outer wall of oil casing coupling, conveniently carry out the centre gripping to the outer wall of oil casing coupling, and then guaranteed the stability when taking when maintaining the oil casing coupling, and then improve the stability of anchor clamps, prevent that the oil casing coupling from dropping when maintaining, and then damage the oil casing coupling, the person of facilitating the use maintains the oil casing coupling.
3. The clamp for maintaining the petroleum casing coupling comprises a clamping block, a first threaded rod, a second threaded rod, a clamping arm, a, thereby reducing the clamping of the single type petroleum casing coupling.
Drawings
FIG. 1 is a schematic structural view of a clamp for maintaining a petroleum casing coupling of the present invention;
FIG. 2 is a schematic view of the internal structure of the clamp for maintaining the petroleum casing coupling of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;
fig. 4 is the schematic view of the split structure of the first threaded rod and the second threaded rod of the present invention.
In the figure: the clamping device comprises a rotating disc 1, a fixed sleeve 2, a sliding groove 3, a push rod 4, a first connecting sleeve 5, a clamping arm 6, a first moving sleeve 7, a groove 8, a first connecting rod 9, a clamping plate 10, a guide rod 11, a second connecting rod 12, a second moving sleeve 13, a first threaded rod 14, a second threaded rod 15, a clamping block 16, a second connecting sleeve 17, a third moving sleeve 18 and a clamping groove 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a new technical solution: a clamp for maintaining an oil casing coupling comprises a fixed sleeve 2, a second threaded rod 15 is arranged inside the fixed sleeve 2, a rotating disc 1 is fixedly connected to the right end of the second threaded rod 15, a third moving sleeve 18 is arranged on the surface of the second threaded rod 15, a second connecting sleeve 17 is fixedly connected to the surface of the third moving sleeve 18, a push rod 4 is arranged inside the second connecting sleeve 17, a sliding groove 3 is formed in the surface of the fixed sleeve 2, a groove 8 is formed in the left side surface of the fixed sleeve 2, one end, far away from the second connecting sleeve 17, of the push rod 4 is rotatably connected with a first connecting sleeve 5, a clamping arm 6 is rotatably connected inside the first connecting sleeve 5, a clamping plate 10 is rotatably connected to the left end of the clamping arm 6, the second threaded rod 15 is driven to rotate by rotating the rotating disc 1, the third moving sleeve 18 is driven to move when the second threaded rod 15 rotates, and the push rod 4, the clamping arm 6 is rotatably connected in the fixed sleeve 2, so that the other end of the clamping arm 6 is pushed to move inwards, the outer wall of the petroleum casing coupling is clamped through the clamping plate 10, the outer wall of the petroleum casing coupling is conveniently clamped, the stability of taking the petroleum casing coupling when being maintained is ensured, the stability of the clamp is further improved, the petroleum casing coupling is prevented from falling off when being maintained, the petroleum casing coupling is further damaged, a user can conveniently maintain the petroleum casing coupling, the guide rod 11 is fixedly connected to the left side of the third movable sleeve 18, the clamping groove 19 is formed in the second threaded rod 15, and the inner clamping device is arranged in the clamping groove 19;
the second threaded rod 15 is rotatably connected inside the fixed sleeve 2, the right end of the second threaded rod 15 penetrates through the fixed sleeve 2 and extends to the outside of the fixed sleeve 2, the third movable sleeve 18 is in threaded connection on the surface of the second threaded rod 15, the push rod 4 is rotatably connected inside the second connecting sleeve 17, the push rod 4 is in sliding connection inside the chute 3, the clamping arm 6 is rotatably connected inside the groove 8, and the push rod 4 is rotatably connected with the clamping arm 6 through the first connecting sleeve 5;
the inner clamping device comprises a clamping block 16, the clamping block 16 is fixedly sleeved in a clamping groove 19, a first threaded rod 14 is fixedly connected to the left end of the clamping block 16, a first moving sleeve 7 is arranged on the surface of the right end of the first threaded rod 14, a first connecting rod 9 is arranged in the first moving sleeve 7, a second moving sleeve 13 is connected to the surface of the left end of the first threaded rod 14 in a threaded manner, a second connecting rod 12 is connected to the inner portion of the second moving sleeve 13 in a rotating manner, the second threaded rod 15 drives the first threaded rod 14 to rotate simultaneously when rotating, because the threads at the two ends of the first threaded rod 14 are opposite, the threads at the right end of the first threaded rod 14 are the same as those of the second threaded rod 15, the first moving sleeve 7 and the second moving sleeve 13 move inwards, the second connecting rod 12 and the first connecting rod 9 are supported to fix the inner wall of the oil casing coupling, and the guide rod 11 prevents the first moving sleeve 7 from rotating, thereby avoiding the first moving sleeve 7 and the second moving sleeve 13 from rotating, facilitating the fixation of the interior of the oil casing coupling, further improving the stability of the clamping of the oil casing coupling, ensuring the stability of the oil casing coupling during the clamping to a great extent by using two-way fixation, preventing the oil casing coupling from falling off, facilitating the maintenance of the oil casing coupling by maintenance workers, avoiding the damage of the oil casing coupling caused by the instability of single clamping, pulling the first threaded rod 14 outwards to separate the hexagon on the clamping block 16 from the hexagon in the clamping groove 19 to separate the first threaded rod 14 from the second threaded rod 15, adjusting the spreading angle of the second connecting rod 12 and the first connecting rod 9 by rotating the first threaded rod 14, re-sleeving the clamping block 16 into the clamping groove 19 after adjustment, further facilitating the clamping of the oil casing couplings with different sizes, the problems that when an oil casing coupling is clamped, due to the fact that the oil casing coupling is too large, the contact distance between the clamping arm 6 and the outer wall of the oil casing coupling is short, the contact distance between the second connecting rod 12 and the first connecting rod 9 and the inner wall of the oil casing coupling is long, and further the inner wall and the outer wall of the oil casing coupling cannot be clamped are solved, adjustment can be well conducted according to the size of the oil casing coupling, adjustment performance of a device is improved, a maintenance worker can conveniently clamp and maintain the oil casing couplings with different sizes, single-type clamping oil casing couplings are reduced, the clamping grooves 19 are hexagonal and circular, the clamping blocks 16 are hexagonal and circular, the first threaded rod 14 is bidirectional threaded, the first threaded rod 14 is provided with a positive thread and a reverse thread, the first moving sleeve 7 is in threaded connection with the surface of the first threaded rod 14, and the first connecting rod 9 is rotatably connected with the first moving sleeve 7 are solved, the left end of the first connecting rod 9 is rotatably connected with the right end of the second connecting rod 12, and the first moving sleeve 7 is slidably connected on the surface of the guide rod 11.
The working principle is as follows:
when the clamp for maintaining the petroleum casing coupling is used for clamping the petroleum casing coupling, the whole clamp is sleeved on the petroleum casing coupling, the rotating disc 1 is rotated to drive the second threaded rod 15 to rotate, the third moving sleeve 18 is driven to move when the second threaded rod 15 rotates, the push rod 4 is pushed to move outwards, since the gripping arms 6 are rotatably connected inside the fixed sleeve 2, thereby pushing the other ends of the gripping arms 6 to move inwards, further, the outer wall of the oil casing coupling is clamped through the clamping plate 10, so that the outer wall of the oil casing coupling is conveniently clamped, the stability of taking the oil casing coupling during maintenance is guaranteed, the stability of the clamp is improved, the oil casing coupling is prevented from falling off during maintenance, the oil casing coupling is prevented from being damaged, and a user can maintain the oil casing coupling conveniently;
when the inner wall is clamped, the second threaded rod 15 drives the first threaded rod 14 to rotate when rotating, because the threads at the two ends of the first threaded rod 14 are opposite, the right end of the first threaded rod 14 has the same thread with the second threaded rod 15, when the first threaded rod 14 rotates, the first moving sleeve 7 moves leftwards, the second moving sleeve 13 moves rightwards, the first moving sleeve 7 and the second moving sleeve 13 move inwards, the second connecting rod 12 and the first connecting rod 9 are supported to fix the inner wall of the oil casing coupling, the guide rod 11 prevents the first moving sleeve 7 from rotating, so that the first moving sleeve 7 and the second moving sleeve 13 are prevented from rotating, the inside of the oil casing coupling is conveniently fixed, the stability of the oil casing coupling is improved, and the stability of the oil casing coupling in clamping can be greatly ensured by using bidirectional fixing, the oil casing coupling is prevented from falling off, maintenance workers can conveniently maintain the oil casing coupling, and damage to the oil casing coupling caused by unstable single clamping is avoided;
the first threaded rod 14 is pulled outwards to enable the hexagon on the clamping block 16 to be separated from the hexagon in the clamping groove 19 so as to enable the first threaded rod 14 to be separated from the second threaded rod 15, the opening angle of the second connecting rod 12 and the first connecting rod 9 can be adjusted by rotating the first threaded rod 14, the clamping block 16 is sleeved into the clamping groove 19 again after the adjustment is completed, petroleum casing couplings with different sizes can be clamped conveniently, the situation that when the petroleum casing couplings are clamped, the contact distance between the clamping arm 6 and the outer wall of the petroleum casing couplings is short due to the fact that the petroleum casing couplings are too large, the contact distance between the second connecting rod 12 and the inner wall of the petroleum casing couplings is long, the inner wall and the outer wall of the petroleum casing couplings cannot be clamped is avoided, the adjustment can be well carried out according to the sizes of the petroleum casing couplings, the adjustability of the device is improved, and the clamping maintenance of the petroleum casing couplings with different sizes by maintenance workers is facilitated, thereby reducing the clamping of the single type petroleum casing coupling.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a be used for oil casing coupling maintenance to use anchor clamps, includes fixed cover (2), its characterized in that: the inner part of the fixed sleeve (2) is provided with a second threaded rod (15), the right end of the second threaded rod (15) is fixedly connected with a rotating disc (1), the surface of the second threaded rod (15) is provided with a third movable sleeve (18), the surface of the third movable sleeve (18) is fixedly connected with a second connecting sleeve (17), the inner part of the second connecting sleeve (17) is provided with a push rod (4), the surface of the fixed sleeve (2) is provided with a sliding groove (3), the left surface of the fixed sleeve (2) is provided with a groove (8), one end of the push rod (4) far away from the second connecting sleeve (17) is rotatably connected with a first connecting sleeve (5), the inner part of the first connecting sleeve (5) is rotatably connected with a clamping arm (6), the left end of the clamping arm (6) is rotatably connected with a clamping plate (10), the left side of the third movable sleeve (18) is fixedly connected with a guide rod, a clamping groove (19) is formed in the second threaded rod (15), and an inner clamping device is arranged in the clamping groove (19).
2. The clamp for maintaining the petroleum casing collar according to claim 1, wherein: the second threaded rod (15) is rotatably connected inside the fixed sleeve (2), the right end of the second threaded rod (15) penetrates through the fixed sleeve (2) and extends to the outside of the fixed sleeve (2), and the third movable sleeve (18) is in threaded connection with the surface of the second threaded rod (15).
3. The clamp for maintaining the petroleum casing collar according to claim 1, wherein: the push rod (4) is rotatably connected in the second connecting sleeve (17), the push rod (4) is connected in the sliding groove (3) in a sliding mode, the clamping arm (6) is rotatably connected in the groove (8), and the push rod (4) is rotatably connected with the clamping arm (6) through the first connecting sleeve (5).
4. The clamp for maintaining the petroleum casing collar according to claim 1, wherein: interior clamping device includes fixture block (16), fixture block (16) are in the inside fixed cup joint of draw-in groove (19), the left end fixedly connected with first threaded rod (14) of fixture block (16), the surface of first threaded rod (14) right-hand member is provided with first removal cover (7), the inside of first removal cover (7) is provided with head rod (9), the surperficial threaded connection of first threaded rod (14) left end has second removal cover (13), the internal rotation that the second removed cover (13) is connected with second connecting rod (12).
5. The clamp for maintaining the oil casing coupling according to claim 4, wherein: the shape of draw-in groove (19) is hexagon and circular constitution, the shape of fixture block (16) is hexagon and circular constitution, the shape of first threaded rod (14) is two-way screw thread one end and is the regular thread one end and is the reverse thread.
6. The clamp for maintaining the oil casing coupling according to claim 4, wherein: the first movable sleeve (7) is in threaded connection with the surface of a first threaded rod (14), the first connecting rod (9) is rotatably connected inside the first movable sleeve (7), the left end of the first connecting rod (9) is rotatably connected with the right end of the second connecting rod (12), and the first movable sleeve (7) is in sliding connection with the surface of the guide rod (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021640767.8U CN213004862U (en) | 2020-08-07 | 2020-08-07 | Clamp for maintaining petroleum casing coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021640767.8U CN213004862U (en) | 2020-08-07 | 2020-08-07 | Clamp for maintaining petroleum casing coupling |
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| Publication Number | Publication Date |
|---|---|
| CN213004862U true CN213004862U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021640767.8U Active CN213004862U (en) | 2020-08-07 | 2020-08-07 | Clamp for maintaining petroleum casing coupling |
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| CN (1) | CN213004862U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113319614A (en) * | 2021-06-18 | 2021-08-31 | 陈宏� | Automobile parts processing frock clamp |
| CN113635280A (en) * | 2021-10-13 | 2021-11-12 | 江苏金猫机器人科技有限公司 | Tubular part clamping device for industrial robot |
| CN115790998A (en) * | 2023-02-06 | 2023-03-14 | 山东高原油气装备有限公司 | Petroleum casing pipe pressure testing machine based on vibration testing |
-
2020
- 2020-08-07 CN CN202021640767.8U patent/CN213004862U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113319614A (en) * | 2021-06-18 | 2021-08-31 | 陈宏� | Automobile parts processing frock clamp |
| CN113635280A (en) * | 2021-10-13 | 2021-11-12 | 江苏金猫机器人科技有限公司 | Tubular part clamping device for industrial robot |
| CN115790998A (en) * | 2023-02-06 | 2023-03-14 | 山东高原油气装备有限公司 | Petroleum casing pipe pressure testing machine based on vibration testing |
| CN115790998B (en) * | 2023-02-06 | 2023-04-28 | 山东高原油气装备有限公司 | Petroleum casing pressure testing machine based on vibration test |
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