CN212825093U - A dismounting device for well cementation thickening appearance thick liquid cup - Google Patents
A dismounting device for well cementation thickening appearance thick liquid cup Download PDFInfo
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- CN212825093U CN212825093U CN202021802383.1U CN202021802383U CN212825093U CN 212825093 U CN212825093 U CN 212825093U CN 202021802383 U CN202021802383 U CN 202021802383U CN 212825093 U CN212825093 U CN 212825093U
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Abstract
The utility model provides a dismounting device for well cementation thickening appearance thick liquid cup which comprises a steel cylinder, the inner diameter of the steel cylinder is matched with the diameter of the thick liquid cup to be dismounted, a through hole is arranged at the center of the end surface of the bottom, the head end of the steel cylinder is connected with a pressure adjusting cover in a cylindrical shape through a thread, a channel for a blade shaft in the thick liquid cup to pass through is arranged on the pressure adjusting cover, and a clamping jaw for clamping the tail part of the thick liquid cup is arranged on the pressure adjusting cover; a rotary bottom plug is arranged in the bottom of the steel cylinder, and a clamping groove is formed in the rotary bottom plug; one side of the bottom end of the steel cylinder is provided with a fixing bolt, and the fixing bolt penetrates through the through hole to be vertically and fixedly connected with the end face of the rotary bottom plug. The device has reasonable and compact structure and convenient and simple use; the pressure thickening instrument pulp cup is arranged in the steel cylinder, so that the safety of the experimenter in dismounting the pulp cup is improved, the experimenter cannot be subjected to accidental risks, tools such as a hammer are used for replacing the pulp cup in dismounting, the pulp cup is prevented from being damaged due to violent dismounting, and the service life of the pulp cup is prolonged.
Description
Technical Field
The utility model relates to an oil drilling well cementation technical field, especially a dismounting device for well cementation thickening appearance thick liquid cup.
Background
Oil and gas drilling is a high risk project. Therefore, before the well cementation operation, a high-temperature high-pressure thickening instrument is required to simulate the bottom hole condition to detect the thickening time of the cement slurry so as to ensure the construction safety. After the experiment is carried out in a well cementation laboratory, the slurry cup needs to be disassembled; the slurry cup of the thickening instrument is divided into a head part, a middle part and a tail part which are in threaded connection with each other, and an impeller for stirring cement slurry is arranged in the slurry cup; the existing method for disassembling the slurry cup is that an experimenter manually disassembles the slurry cup, but the residual pressure in the slurry cup of the thickening instrument is often left and the cement in the slurry cup of the thickening instrument is solidified, the solidified cement slurry can be connected with the inner wall of the slurry cup, when the experimenter disassembles the slurry cup, tools such as a hammer are used for knocking and disassembling the slurry cup of the thickening instrument, so that the experimenter is difficult to manually disassemble the slurry cup, the residual pressure exists in the slurry cup, and the experimenter manually disassembles the slurry cup, thereby causing great danger to the experimenter.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem among the prior art, the utility model provides a dismounting device for well cementation thickening appearance thick liquid cup solves thickening appearance thick liquid cup and dismantles the dangerous problem of thick liquid cup after the well cementation experiment is accomplished.
In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows:
the dismounting device for the slurry cup of the well cementation thickening instrument comprises a steel cylinder, wherein the inner diameter of the steel cylinder is matched with the diameter of the slurry cup to be dismounted, the head end of the steel cylinder is of an open structure, a through hole is formed in the center of the end face of the bottom of the steel cylinder, a cylindrical pressure adjusting cover is in threaded connection with the head end of the steel cylinder, a channel for a blade shaft in the slurry cup to penetrate through is formed in the pressure adjusting cover, and a clamping jaw for clamping the tail of the slurry cup is arranged on the end face, located inside the steel cylinder, of the pressure adjusting cover; a rotary bottom plug in a cylindrical structure is arranged at the bottom of the steel cylinder, and a clamping groove for clamping the head of the slurry cup is arranged on the end face, close to the opening of the steel cylinder, of the rotary bottom plug; one side of the bottom end of the steel cylinder is provided with a fixing bolt, and the fixing bolt penetrates through the through hole to be vertically and fixedly connected with the end face of the rotary bottom plug.
The steel cylinder internal diameter with dismantle the thick liquid cup diameter phase-match, the inner wall diameter ratio of steel cylinder is direct slightly bigger than thick liquid cup, puts into the steel cylinder with thickening appearance thick liquid cup, covers the afterbody of jack catch block thick liquid cup through pressure adjustment, rotatory end stopper block thick liquid cup head, twists pressure adjustment lid and rotatory end stopper respectively, dismantles the thickening appearance thick liquid cup that has pressure in the steel cylinder, avoids the experimenter to take place the dangerous condition dismantling the thick liquid cup.
Further, in order to easily clamp the pressure adjusting cover and further conveniently rotate the pressure adjusting cover, a clamping part is fixedly arranged on the outer wall of the pressure adjusting cover, and the cross section of the clamping part is square or regular hexagon.
Preferably, the fixing bolt central axis is collinear with the rotary bottom plug central axis.
Preferably, the axis of the passageway, the axis of the pressure regulating cap, the axis of the rotating base plug and the axis of the through bore are all collinear.
Further, as a concrete setting mode of the steel cylinder, the steel cylinder is arranged horizontally, a T-shaped fixed foot rest is arranged at the bottom of the steel cylinder, the small end of the fixed foot rest is fixedly connected with the outer wall of the steel cylinder, and the large end of the fixed foot rest is fixedly connected with the horizontal ground.
Furthermore, in order to reduce the friction force between the rotary bottom plug and the bottom of the steel cylinder and enable the pulp cup to be disassembled more quickly and more labor-saving, a cylindrical spring is sleeved on the fixing bolt, one end of the cylindrical spring is in contact with the step surface of the fixing bolt, and the other end of the cylindrical spring is in contact with the outer side wall of the bottom of the steel cylinder; a plurality of balls are arranged between the rotary bottom plug and the inner end face of the bottom of the steel cylinder.
Further, in order to avoid the condition that the ball drops when the rotating bottom plug rotates, the rotating bottom plug and the inner end face of the bottom of the steel cylinder are provided with sliding grooves matched with the ball, the ball is fixed by the sliding grooves, and the ball is prevented from dropping.
Furthermore, in order to better fix the pulp cup in the steel cylinder in the dismounting process, the outer wall of the steel cylinder is provided with a notch, a locker is arranged at the notch, the locker comprises a main body and a transmission shaft with a locking chain, the transmission shaft is arranged in the main body, one end of the transmission shaft is connected with a handle, and a ratchet mechanism is arranged between the handle and the transmission shaft; the chain can pass through the notch and be arranged in the steel cylinder.
The utility model has the advantages that: the device has reasonable and compact structure and convenient and simple use; the slurry cup with the pressure thickening instrument is disassembled in the steel cylinder, so that the safety of disassembling the slurry cup by experimenters is improved, and no accidental risk is caused to the experimenters; the impeller in the slurry outlet cup can be quickly disassembled, tools such as a hammer and the like are replaced to disassemble the slurry cup, the slurry cup is prevented from being damaged due to violent disassembly, the service life of the slurry cup is prolonged, the replacement cost is reduced, the disassembling speed of experimenters is also improved, and the experimental efficiency is further improved.
Drawings
FIG. 1 is a schematic sectional view of a dismounting device for a slurry cup of a cementing thickening instrument.
Wherein, 1, a steel cylinder; 2. a through hole; 3. a pressure regulating cover; 4. a channel; 5. a claw; 6. rotating the bottom plug; 7. a card slot; 8. fixing the bolt; 9. a clamping portion; 10. locking the bolt; 11. fixing a foot rest; 12. a cylindrical spring; 13. a ball bearing; 14. a chute; 15. a locker; 16. a main body; 17. locking the chain; 18. a drive shaft; 19. a handle; 20. a ratchet mechanism; 21. a thickening instrument slurry cup; 22. an impeller shaft.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes will be apparent to those skilled in the art as long as they are within the spirit and scope of the present invention as defined and defined by the appended claims, and all inventions contemplated by the present invention are protected.
As shown in fig. 1, the utility model provides a dismounting device for well cementation thickening appearance thick liquid cup, it includes steel cylinder 1, steel cylinder 1 internal diameter and the diameter phase-match of the thick liquid cup 21 of being dismantled, the head end is open structure, the terminal surface center department of bottom is equipped with through-hole 2, the head end threaded connection of steel cylinder 1 has the pressure adjustment lid 3 that is cylindric, be provided with the passageway 4 that supplies the thick liquid blade axle in thick liquid cup 21 to pass on the pressure adjustment lid 3, the pressure adjustment lid 3 is provided with the jack catch 5 that is used for block thick liquid cup 21 afterbody on the terminal surface that is located steel cylinder 1 inside; a rotary bottom plug 6 with a cylindrical structure is arranged in the bottom of the steel cylinder 1, and a clamping groove 7 for clamping the head of the pulp cup 21 is arranged on the end face, close to the opening of the steel cylinder 1, of the rotary bottom plug 6; one side of the bottom end of the steel cylinder 1 is provided with a fixing bolt 8, the fixing bolt 8 penetrates through the through hole 2 to be vertically and fixedly connected with the end face of the rotary bottom plug 6, and the axis of the channel 4, the axis of the pressure adjusting cover 3, the axis of the rotary bottom plug 6 and the axis of the through hole 2 are collinear.
Fixed clamping part 9 that is equipped with on the 3 outer walls of pressure adjustment lid, the shape of 9 cross sections of clamping part be for can be square or regular hexagon, and the selection in this scheme uses 9 cross sections of clamping part to be regular six deformations, and 3 outer walls of easy centre gripping pressure adjustment lid avoid skidding when twisting pressure adjustment lid 3, also make things convenient for rotatory pressure adjustment lid 3.
As a concrete mode of setting of the steel cylinder 1, the steel cylinder 1 is arranged horizontally, a T-shaped fixed foot rest 11 is arranged at the bottom of the steel cylinder 1, the small end of the fixed foot rest 11 is fixedly connected with the outer wall of the steel cylinder 1, and the large end of the fixed foot rest 11 is fixedly connected with the horizontal ground.
A cylindrical spring 12 is sleeved on the fixing bolt 8, one end of the cylindrical spring 12 is in contact with the step surface of the fixing bolt 8, and the other end of the cylindrical spring is in contact with the outer side wall of the bottom of the steel cylinder 1; a plurality of balls 13 are arranged between the rotary bottom plug 6 and the inner end face of the bottom of the steel cylinder 1; the friction between the rotary bottom plug and the bottom of the steel cylinder 1 is reduced, so that the pulp cup 21 can be disassembled more quickly and more labor-saving.
All be provided with on the terminal surface in rotatory end stopper 6 and the steel cylinder 1 bottom with ball 13 assorted spout 14, spout 14 is used for fixed ball 13, avoids ball 13 to drop, avoids rotatory end stopper 6 the condition that ball 13 dropped appearing when rotatory.
A notch is formed in the outer wall of the steel cylinder 1, a locker 15 is arranged at the notch, the locker 15 comprises a main body 16 and a transmission shaft 18 with a locking chain 17, the transmission shaft 18 is arranged in the main body 16, one end of the transmission shaft 18 is connected with a handle 19, and a ratchet mechanism 20 is arranged between the handle 19 and the transmission shaft 18; the chain can pass through the gap and be arranged inside the steel cylinder 1.
In the scheme, the head of the pulp cup 21 is provided with a convex part clamped with the clamping groove 7, the tail of the pulp cup 21 is provided with a groove clamped with the clamping jaw 5, the outer wall of the impeller shaft 22 of the pulp cup 21 is provided with a clamping part 9, and the clamping part 9 is formed by chamfering the impeller shaft 22;
then the pressure adjusting cover 3 is connected with the opening end of the head of the steel cylinder 1 in a threaded manner, the impeller shaft 22 on the pulp cup 21 is positioned in the through hole 2 on the pressure adjusting cover 3, an experimenter screws the pressure adjusting cover 3 clockwise, the claw 5 on the pressure adjusting cover 3 is clamped with the groove on the tail of the pulp cup 21, and the handle 19 is rotated, so that the middle part of the pulp cup 21 is locked by the locking chain 17;
then clamping the clamping part 9 on the pressure adjusting cover 3 by a wrench, screwing the fixing bolt 8 by another wrench, further driving the rotary bottom plug, separating the head part and the middle part of the pulp cup 21 by the rotary bottom plug, and releasing pressure in the pulp cup 21; the pressure adjusting cover 3 is screwed anticlockwise to separate the tail part from the middle part of the pulp cup 21; and (3) tightening the locking bolt 10 on the pressure regulating cover 3 to enable the locking bolt 10 to be in contact with the outer wall of the impeller shaft 22 in the channel 4, continuously screwing the pressure regulating cover 3 anticlockwise, and finally disassembling the impeller shaft 22 of the pulp cup 21 and the impeller connected with the impeller shaft 22.
Claims (9)
1. The dismounting device for the slurry cup of the well cementation thickening instrument is characterized by comprising a steel cylinder (1), wherein the inner diameter of the steel cylinder (1) is matched with the diameter of the slurry cup to be dismounted, the head end of the steel cylinder (1) is of an open structure, a through hole (2) is formed in the center of the end face of the bottom of the steel cylinder, a cylindrical pressure adjusting cover (3) is in threaded connection with the head end of the steel cylinder (1), a channel (4) for a slurry blade shaft in the slurry cup to pass through is formed in the pressure adjusting cover (3), and a clamping jaw (5) for clamping the tail of the slurry cup is arranged on the end face, located inside the steel cylinder (1), of the pressure adjusting cover (3); a rotary bottom plug (6) with a cylindrical structure is arranged in the bottom of the steel cylinder (1), and a clamping groove (7) for clamping the head of the slurry cup is arranged on the end face, close to the opening of the steel cylinder (1), of the rotary bottom plug (6);
one side of the bottom end of the steel cylinder (1) is provided with a fixing bolt (8), and the fixing bolt (8) penetrates through the through hole (2) and the end face of the rotary bottom plug (6) to be vertically and fixedly connected.
2. The dismounting device according to claim 1, characterized in that a clamping part (9) is fixedly arranged on the outer wall of the pressure regulating cover (3), and the shape of the cross section of the clamping part (9) is square or regular hexagon.
3. The dismounting device according to claim 2, characterized in that the outer wall of the pressure regulating cover (3) is screwed with a locking bolt (10), and the locking bolt (10) is contacted with the outer wall of the blade shaft in the channel (4).
4. The dismounting device according to claim 3, characterized in that the fixing bolt (8) central axis is collinear with the rotary bottom plug (6) central axis.
5. The dismounting device according to claim 4, characterized in that the axis of the channel (4), the axis of the pressure regulating cover (3), the axis of the rotary bottom plug (6) and the axis of the through hole (2) are all collinear.
6. The dismounting device according to claim 1, characterized in that the steel cylinder (1) is horizontally arranged, a T-shaped fixing foot rest (11) is arranged at the bottom of the steel cylinder (1), the small end of the fixing foot rest (11) is fixedly connected with the outer wall of the steel cylinder (1), and the large end of the fixing foot rest (11) is fixedly connected with the horizontal ground.
7. The dismounting device according to claim 6, characterized in that the fixing bolt (8) is sleeved with a cylindrical spring (12), one end of the cylindrical spring (12) is contacted with the step surface of the fixing bolt (8), and the other end is contacted with the outer side wall of the bottom of the steel cylinder (1); and a plurality of balls (13) are arranged between the rotary bottom plug (6) and the inner end face of the bottom of the steel cylinder (1).
8. The dismounting device according to claim 7, characterized in that the rotary bottom plug (6) and the inner end face of the bottom of the steel cylinder (1) are provided with sliding grooves (14) matched with the balls (13).
9. The dismounting device according to claim 8, wherein the outer wall of the steel cylinder (1) is provided with a gap, the gap is provided with a locker (15), the locker (15) comprises a main body (16) and a transmission shaft (18) with a locking chain (17), the transmission shaft (18) is arranged in the main body (16), one end of the transmission shaft (18) is connected with a handle (19), and a ratchet mechanism (20) is arranged between the handle (19) and the transmission shaft (18); the chain passes through the notch and is arranged inside the steel cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021802383.1U CN212825093U (en) | 2020-08-25 | 2020-08-25 | A dismounting device for well cementation thickening appearance thick liquid cup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021802383.1U CN212825093U (en) | 2020-08-25 | 2020-08-25 | A dismounting device for well cementation thickening appearance thick liquid cup |
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| Publication Number | Publication Date |
|---|---|
| CN212825093U true CN212825093U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021802383.1U Active CN212825093U (en) | 2020-08-25 | 2020-08-25 | A dismounting device for well cementation thickening appearance thick liquid cup |
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| CN (1) | CN212825093U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116983865A (en) * | 2023-09-28 | 2023-11-03 | 成都理工大学 | Thickening device and method for realizing uniform solidification of liquid and particle solidified plugging material |
-
2020
- 2020-08-25 CN CN202021802383.1U patent/CN212825093U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116983865A (en) * | 2023-09-28 | 2023-11-03 | 成都理工大学 | Thickening device and method for realizing uniform solidification of liquid and particle solidified plugging material |
| CN116983865B (en) * | 2023-09-28 | 2023-12-19 | 成都理工大学 | Thickening device and method for realizing uniform solidification of liquid and particle solidified plugging material |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hu Pei Inventor after: Yu Jian Inventor after: Tian Fabin Inventor before: Hu Pei |
|
| CB03 | Change of inventor or designer information |