CN220101212U - Protective device for drilling casing - Google Patents
Protective device for drilling casing Download PDFInfo
- Publication number
- CN220101212U CN220101212U CN202320444402.5U CN202320444402U CN220101212U CN 220101212 U CN220101212 U CN 220101212U CN 202320444402 U CN202320444402 U CN 202320444402U CN 220101212 U CN220101212 U CN 220101212U
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- CN
- China
- Prior art keywords
- sleeve
- rotary drum
- cover
- screw
- drilling
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- 238000005553 drilling Methods 0.000 title claims abstract description 23
- 230000001681 protective effect Effects 0.000 title description 2
- 230000001012 protector Effects 0.000 claims 4
- 238000012423 maintenance Methods 0.000 abstract description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 7
- 235000017491 Bambusa tulda Nutrition 0.000 description 7
- 241001330002 Bambuseae Species 0.000 description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 7
- 239000011425 bamboo Substances 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The utility model relates to the technical field of drilling casing protection equipment, and provides a drilling casing protection device which comprises two sleeves which are oppositely arranged, and is characterized in that a rotary drum is rotatably arranged in each sleeve, a cylinder cover is arranged at the top of each sleeve, a second circular chute is formed between the bottom of each cylinder cover and the top of each sleeve, and the rotary drum is rotatably connected with the second circular chute; the top of sleeve with the top of cover has all seted up a plurality of screw, the screw runs through the cover. When using, establish the rotary drum cover outside the drilling rod, with telescopic outer wall and sheathed tube inner wall contact, when the drilling rod rotates, the rotary drum will rotate along with the drilling rod, and the sleeve keeps motionless, reduces wearing and tearing, when needs change gyro wheel, can take out the screw of screw inside, then drops the cover with the sleeve to be connected to can take out the rotary drum, conveniently change relevant article, reduce cost of maintenance.
Description
Technical Field
The utility model relates to the technical field of drilling casing protection equipment, in particular to a drilling casing protection device.
Background
The well casing is an important component of well drilling equipment, and when the well casing is used, the drill rod rotating at a high speed can rotate relative to the casing, so that abrasion can be caused to the inner wall of the casing, and in order to reduce the abrasion speed of the casing, the protection device is additionally arranged in the casing to effectively protect the inner wall of the casing.
The utility model discloses a chinese patent of authorizing of publication No. CN217897779U, it discloses a sleeve pipe protection device that well drilling was used, including the sleeve, sleeve outer movable sleeve is equipped with interior rotation section of thick bamboo, a plurality of screw holes have been seted up to the inner wall of interior rotation section of thick bamboo, screw hole internal thread has cup jointed adjusting screw, screw hole is all stretched out at adjusting screw's both ends, adjusting screw is close to telescopic one end fixedly connected with rotary mechanism, adjusting screw is located the outer one end of interior rotation section of thick bamboo and has seted up the dismouting groove, interior rotation section of thick bamboo outer movable sleeve is equipped with outer rotation section of thick bamboo, a plurality of ring grooves have all been seted up to the outer wall of interior rotation section of thick bamboo and outer wall of outer rotation section of thick bamboo. The scheme mainly and effectively reduces the abrasion speed of the drilling casing and prolongs the service life of the drilling casing.
However, the above prior art has the following problems found in the implementation of the related art: in operation, the roller or the ball in the rotating mechanism is inconvenient to replace in the prior art.
Disclosure of Invention
The utility model provides a protection device for a drilling casing, which solves the problem that the roller or the ball in a rotating mechanism is inconvenient to replace in the related art.
The technical scheme of the utility model is as follows: the sleeve protection device for the drilling well comprises two sleeves which are oppositely arranged, and is characterized in that a rotary drum is rotatably arranged in the sleeve, a sleeve cover is arranged at the top of the sleeve, a second circular chute is formed between the bottom of the sleeve cover and the top of the sleeve, and the rotary drum is rotatably connected with the second circular chute;
the top of sleeve with the top of cover has all seted up a plurality of screw, the screw runs through the cover.
Preferably, a sleeve joint plate is arranged between the two sleeves, a connecting plate is arranged in the sleeve joint plate in a sliding manner, and the connecting plate is connected with the two sleeve joint plates;
threaded holes are formed in the connecting plate and the sleeving plate.
Preferably, the outer wall of the rotary drum is sleeved with a sleeve joint ring, the outer wall of the sleeve joint ring is provided with a plurality of mounting frames, and the inside of each mounting frame is provided with a rotating wheel;
threaded holes are formed in the outer walls of the sleeve joint ring and the rotary drum.
Preferably, a first circular chute is formed in the bottom of the sleeve, a plurality of sliding blocks are arranged at the bottom of the rotary drum, and one ends of the sliding blocks are slidably connected in the first circular chute.
Preferably, a rubber layer is arranged on the inner wall of the rotary drum.
The working principle and the beneficial effects of the utility model are as follows:
1. when the rotary drum is used, the rotary drum is sleeved outside the drill rod, the outer wall of the sleeve is contacted with the inner wall of the sleeve, the rotary drum rotates along with the drill rod when the drill rod rotates, the sleeve is kept still, abrasion is reduced, when the roller is required to be replaced, the screw inside the screw hole can be taken out, and then the sleeve cover is connected with the sleeve in a falling manner, so that the rotary drum can be taken out, related objects can be replaced conveniently, and the maintenance cost is reduced;
2. according to the utility model, the socket ring is conveniently connected with the rotary drum through the arranged threaded hole, the socket ring and the rotary drum can be connected by inserting the screw into the threaded hole, the rotary drum is conveniently rotated through the arranged rotary wheel, and when the rotary wheel fails, the screw in the threaded hole is taken out of the detachable socket ring, so that the rotary wheel is conveniently maintained or the socket ring is conveniently replaced, and the maintenance is convenient.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic perspective view of a first embodiment of the present utility model;
FIG. 2 is a schematic view of a second perspective structure of the present utility model;
FIG. 3 is a cross-sectional view of a sleeve of the present utility model;
FIG. 4 is a schematic view of a first circular chute according to the present utility model;
fig. 5 is an enlarged schematic view of the structure at a in fig. three of the present utility model.
In the figure: 1. a sleeve; 2. a cylinder cover; 3. a rotating drum; 4. a screw hole; 5. sleeving a plate; 6. a connecting plate; 7. a sleeve joint ring; 8. a slide block; 9. a first circular chute; 10. the second round chute; 11. a mounting frame; 12. a rotating wheel.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution for a drilling casing protection device: the sleeve protection device for the drilling well comprises two sleeves 1 which are oppositely arranged, and is characterized in that a rotary drum 3 is rotatably arranged in the sleeves 1, a sleeve cover 2 is arranged at the top of each sleeve 1, a second circular chute 10 is formed between the bottom of each sleeve cover 2 and the top of each sleeve 1, and the rotary drum 3 is rotatably connected with the second circular chute 10;
the top of sleeve 1 and the top of cover 2 have all offered a plurality of screw 4, and screw 4 runs through cover 2.
According to the technical scheme provided by the utility model, when the rotary drum 3 is sleeved outside a drill rod, the outer wall of the sleeve 1 is contacted with the inner wall of the sleeve, the rotary drum 3 rotates along with the drill rod when the drill rod rotates, the sleeve 1 is kept still, abrasion is reduced, when the roller needs to be replaced, the screw inside the screw hole 4 can be taken out, and then the sleeve cover 2 is in drop connection with the sleeve 1, so that the rotary drum 3 can be taken out, related objects can be replaced conveniently, and the maintenance cost is reduced.
Specifically, a sleeving connection plate 5 is arranged between the two sleeves 1, a connection plate 6 is slidably arranged in the sleeving connection plate 5, and the connection plate 6 is connected with the two sleeving connection plates 5;
threaded holes are formed in the connecting plate 6 and the sleeving plate 5;
two sleeves 1 are conveniently connected through the cup joint board 5 and the connecting plate 6 that set up, and connecting plate 6 can slide in the inside of cup joint board 5, through the interval between two sleeves 1 of adjusting connecting plate 6 adjustable, conveniently use according to the scene condition, improve the adaptability of this device, conveniently fix the position of connecting plate 6 through the screw hole of seting up, use the screw to insert connecting plate 6 and cup joint the screw on the board 5, can fix the position of connecting plate 6.
Specifically, the outer wall of the rotary drum 3 is sleeved with a sleeve joint ring 7, the outer wall of the sleeve joint ring 7 is provided with a plurality of mounting frames 11, and a rotating wheel 12 is arranged in the mounting frames 11;
threaded holes are formed in the outer walls of the sleeve joint ring 7 and the rotary drum 3;
the screw hole through setting up conveniently cup joints ring 7 and rotary drum 3 and is connected, uses the screw to insert the inside of screw hole and can connect cup joints ring 7 and rotary drum 3, makes things convenient for rotary drum 3 to rotate through the runner 12 that sets up, when the runner breaks down, takes out the screw of threaded hole and can dismantle cup joints ring 7 to make things convenient for maintenance runner 12 or change cup joints ring 7, conveniently maintain.
Specifically, a first circular chute 9 is formed in the bottom of the sleeve 1, a plurality of sliding blocks 8 are arranged at the bottom of the rotary drum 3, and one end of each sliding block 8 is slidably connected in the first circular chute 9;
connecting the slide 8 of the bottom plate of the rotary drum 3 with the first circular chute 9 of the bottom plate of the sleeve 1 can strengthen the connection of the rotary drum 3 with the sleeve 1, and simultaneously facilitate the rotation of the rotary drum 3.
Specifically, a rubber layer is arranged on the inner wall of the rotary drum 3; the inner wall of the rotary drum 3 is conveniently protected by the arranged rubber layer.
The working principle and the using flow of the utility model are as follows: the rotary drum 3 is sleeved outside the drill rod, the outer wall of the sleeve 1 is in contact with the inner wall of the sleeve, when the drill rod rotates, the rotary drum 3 rotates along with the drill rod, the sleeve 1 is kept still, abrasion is reduced, when the roller needs to be replaced, the screw inside the screw hole 4 can be taken out, and then the sleeve cover 2 is connected with the sleeve 1 in a falling mode, so that the rotary drum 3 can be taken out;
the two sleeves 1 are conveniently connected with the connecting plate 6 through the set sleeve connecting plate 5, the connecting plate 6 can slide in the sleeve connecting plate 5, the distance between the two sleeves 1 can be adjusted through adjusting the connecting plate 6, the device is convenient to use according to the site situation, the adaptability of the device is improved, the position of the connecting plate 6 is conveniently fixed through the set threaded holes, and the connecting plate 6 can be fixed by inserting screws into the threaded holes in the connecting plate 6 and the sleeve connecting plate 5;
the screw hole through setting up conveniently cup joints ring 7 and rotary drum 3 and is connected, uses the screw to insert the inside of screw hole and can connect cup joints ring 7 and rotary drum 3, makes things convenient for rotary drum 3 to rotate through the runner 12 that sets up, when the runner breaks down, takes out the screw of threaded hole and can dismantle cup joints ring 7 to make things convenient for maintenance runner 12 or change cup joints ring 7, conveniently maintain.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The sleeve protection device for the drilling well comprises two sleeves (1) which are oppositely arranged, and is characterized in that a rotary drum (3) is rotatably arranged in the sleeves (1), a sleeve cover (2) is arranged at the top of each sleeve (1), a second circular chute (10) is formed between the bottom of each sleeve cover (2) and the top of each sleeve (1), and the rotary drum (3) is rotatably connected with the second circular chute (10);
the top of sleeve (1) with the top of cover (2) has all seted up a plurality of screw (4), screw (4) run through cover (2).
2. A casing protector for drilling according to claim 1, characterized in that a socket plate (5) is provided between two of the sleeves (1), the inside of the socket plate (5) being slidingly provided with a connection plate (6), the connection plate (6) connecting two of the socket plates (5).
3. A protection device for a well casing according to claim 2, characterized in that the connection plate (6) and the socket plate (5) are provided with threaded holes.
4. A casing protector for drilling according to claim 1, characterized in that the outer wall of the drum (3) is sleeved with a sleeve ring (7), the outer wall of the sleeve ring (7) is provided with a plurality of mounting frames (11), and the inside of the mounting frames (11) is provided with a rotating wheel (12).
5. A protection device for a drilling casing according to claim 4, characterized in that the outer walls of the socket ring (7) and the drum (3) are both provided with threaded holes.
6. A protection device for a well casing according to claim 1, characterized in that the bottom of the sleeve (1) is provided with a first circular chute (9).
7. A casing protector for drilling according to claim 6, characterized in that the bottom of the drum (3) is provided with a number of sliders (8), one end of the sliders (8) being slidingly connected inside the first circular chute (9).
8. A casing protector for drilling according to claim 1, characterized by the fact that the inner wall of the drum (3) is provided with a rubber layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320444402.5U CN220101212U (en) | 2023-03-10 | 2023-03-10 | Protective device for drilling casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320444402.5U CN220101212U (en) | 2023-03-10 | 2023-03-10 | Protective device for drilling casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220101212U true CN220101212U (en) | 2023-11-28 |
Family
ID=88841923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320444402.5U Active CN220101212U (en) | 2023-03-10 | 2023-03-10 | Protective device for drilling casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220101212U (en) |
-
2023
- 2023-03-10 CN CN202320444402.5U patent/CN220101212U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |