CN214464063U - Pressure-bearing leakage stopping device for drilling fluid leakage stopping - Google Patents
Pressure-bearing leakage stopping device for drilling fluid leakage stopping Download PDFInfo
- Publication number
- CN214464063U CN214464063U CN202120657191.4U CN202120657191U CN214464063U CN 214464063 U CN214464063 U CN 214464063U CN 202120657191 U CN202120657191 U CN 202120657191U CN 214464063 U CN214464063 U CN 214464063U
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- sealing ring
- internal thread
- bearing
- electric telescopic
- drilling fluid
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Abstract
The utility model discloses a pressure-bearing plugging device for drilling fluid plugging, which comprises an internal thread pipe, wherein a fixed sleeve is fixedly arranged on the internal thread pipe, the left side and the right side of the fixed sleeve are both provided with mounting grooves, an electric telescopic rod is fixedly arranged in the mounting grooves, a fixing mechanism is fixedly arranged at the telescopic end of the electric telescopic rod, an external thread sleeve is fixedly arranged at the bottom of the surface of the internal thread pipe, a sealing ring is arranged above the external thread sleeve, the sealing ring is fixedly connected with the internal thread pipe, a limiting ring is fixedly arranged on the surface of the sealing ring, a plugging disc is sleeved on the sealing ring and is in sliding connection with the sealing ring, a nut is in threaded connection with the external thread sleeve, on one hand, the size of a borehole can be accurately measured by measuring the distance between the central axis of the internal thread pipe and one end of the inner wall of a wheel laminating inlet hole, on the other hand, the plugging disc is clamped by the nut and the limiting ring, the disassembly and replacement are convenient.
Description
Technical Field
The utility model relates to a well drilling field especially relates to a pressure-bearing plugging device that drilling fluid leaking stoppage was used.
Background
The task of drilling a borehole from the surface using mechanical equipment or manual labor is known as drilling. Generally refers to the engineering of drilling boreholes and large diameter water-supply wells for the exploration or exploitation of liquid and gaseous minerals such as oil, gas, and the like. The application of well drilling in national economic construction is extremely wide.
The leakage of drilling fluid is a common phenomenon in drilling engineering, commonly called as lost circulation, and when the lost circulation occurs, workers can utilize a pressure-bearing leakage blocking device to inject a leakage blocking agent into a well hole.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pressure-bearing plugging device that drilling fluid leaking stoppage was used to solve above-mentioned technical problem.
The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize:
the utility model provides a pressure-bearing plugging device that drilling fluid leaking stoppage was used, includes the internal thread pipe, fixed cover has set firmly on the internal thread pipe, the fixed cover left and right sides all is provided with the mounting groove, the inside electric telescopic handle that has set firmly of mounting groove, electric telescopic handle's flexible end is equipped with fixed establishment admittedly, internal thread pipe surface bottom has set firmly the external screw thread cover, the external screw thread cover top is provided with the sealing ring, sealing ring and internal thread pipe rigid coupling, the sealing ring surface has set firmly the spacing ring, the cover is equipped with the jam dish on the sealing ring, jam dish and sealing ring sliding connection, threaded connection has the nut on the external screw thread cover.
Preferably, the fixing sleeve is connected with the limit ring through a plurality of connecting rods.
Preferably, the fixing mechanism comprises wheels, mounting columns, a motor, a first rotating shaft, a second ball bearing, a first groove, a mounting plate and an inserting rod, the mounting plate is fixedly connected with the electric telescopic rod, the top and the bottom of the surface of the mounting plate are provided with the first groove in a penetrating manner, the first rotating shaft is symmetrically arranged in the first groove inner cavity, the first ball bearing is sleeved at the left end and the right end of the first rotating shaft, the first ball bearing is fixedly connected with the first groove, the mounting columns are fixedly arranged on the first rotating shaft, the second groove is arranged at one end of each mounting column which deviates from the corresponding mounting column, the wheels are arranged in the second groove, the second rotating shaft is fixedly arranged on the wheels in a penetrating manner, the second ball bearing is sleeved at both ends of the second rotating shaft, the second ball bearing is fixedly connected with the second groove, the opposite ends of the mounting columns are fixedly provided with the inserting rod, the motor is all set firmly in mounting panel right side top and bottom, the power output shaft of motor runs through the mounting panel and extends to first ball bearing inside and first pivot rigid coupling.
Preferably, the plunger is tapered.
Preferably, the surface of the telescopic end of the electric telescopic rod is fixedly connected with one end of each reinforcing rod, and the other end of each reinforcing rod is fixedly connected with the mounting plate.
Preferably, the electric telescopic rod and the motor are both in wireless connection with the controller.
The utility model has the advantages that:
1. when the drilling fluid leaks, the motor can be started through the controller, the motor drives the first rotating shaft to rotate, the first rotating shaft drives the mounting column to rotate, when the mounting column rotates to be perpendicular to the mounting plate and the insertion rod is positioned between the internal thread pipe and the mounting plate, the device can be placed into a borehole, then the controller starts the electric telescopic rod, the electric telescopic rod enables the wheel to be gradually close to the inner wall of the borehole, when the wheel is contacted with the inner wall of the borehole, the electric telescopic rod can be stopped to run, the device is taken out, then the distance between the central axis of the internal thread pipe and one end of the inner wall of the borehole, which is jointed with the wheel, is measured, the diameter of the borehole can be obtained, the corresponding leakage blocking disc is convenient to replace, on one hand, the size of the borehole can be accurately measured by measuring the distance between the central axis of the internal thread pipe and one end of the inner wall of the borehole, on the other hand, the leakage blocking disc is clamped through the nut and the limiting ring, the disassembly and replacement are convenient.
2. When having measured the well diameter, when having changed leaking stoppage dish and having carried out the shutoff, accessible controller starter motor, the motor drives first pivot and rotates, first pivot drives the erection column and rotates, when the erection column rotates to perpendicular and wheel position between internal thread pipe and the mounting panel with the mounting panel, put into leaking stoppage dish along the wall of a well, when putting into the assigned position, rethread controller starts electric telescopic handle, electric telescopic handle drives the inserted bar through the mounting panel and is close to the wall of a well, make the inserted bar insert the wall of a well under electric telescopic handle's effect, thereby can be fine fixed the device, at last through at internal thread pipe top threaded connection leaking stoppage agent filler injection tube, can with external leaking stoppage agent injection well.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the fixing mechanism of the present invention;
fig. 3 is a right side view of the fixing sleeve of the present invention;
reference numerals: 1-an internal threaded tube; 2-vehicle wheels; 3-mounting a column; 4-a motor; 5, an electric telescopic rod; 6-a reinforcing rod; 7-fixing the sleeve; 8-a connecting rod; 9-a sealing ring; 10-a spacing ring; 11-a plugging disc; 12-a nut; 13-external thread sleeve; 14-a first shaft; 15-a second rotating shaft; 16-a second ball bearing; 17-a first ball bearing; 18-a first groove; 19-mounting a plate; 20-inserting a rod; 21-mounting grooves; 22-second groove.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1-3, a pressure-bearing leakage blocking device for drilling fluid leakage blocking comprises an internal thread pipe 1, a fixed sleeve 7 is fixedly arranged on the internal thread pipe 1, the fixed sleeve 7 is connected with a limiting ring 10 through a plurality of connecting rods 8, mounting grooves 21 are arranged on the left side and the right side of the fixed sleeve 7, an electric telescopic rod 5 is fixedly arranged in the mounting grooves 21, the surface of the telescopic end of the electric telescopic rod 5 is fixedly connected with one ends of a plurality of reinforcing rods 6, the other end of each reinforcing rod 6 is fixedly connected with a mounting plate 19, a fixing mechanism is fixedly arranged on the telescopic end of the electric telescopic rod 5, the fixing mechanism comprises a wheel 2, a mounting column 3, a motor 4, a first rotating shaft 14, a second rotating shaft 15, a second ball bearing 16, a first ball bearing 17, a first groove 18, a mounting plate 19 and an inserting rod 20, the mounting plate 19 is fixedly connected with the electric telescopic rod 5, the top and the bottom of the surface of the mounting plate 19 are provided with the first groove 18 in a penetrating manner, the inner cavities of the two first grooves 18 are symmetrically provided with first rotating shafts 14, the left and right ends of each first rotating shaft 14 are sleeved with first ball bearings 17, the first ball bearings 17 are fixedly connected with the first grooves 18, the first rotating shafts 14 are fixedly provided with mounting columns 3, the ends, which are opposite to each other, of the two mounting columns 3 are provided with second grooves 22, wheels 2 are arranged in the second grooves 22, second rotating shafts 15 penetrate through the wheels 2 and are fixedly arranged, the two ends of each second rotating shaft 15 are sleeved with second ball bearings 16, the second ball bearings 16 are fixedly connected with the second grooves 22, the opposite ends of the two mounting columns 3 are fixedly provided with inserting rods 20, the inserting rods 20 are conical, motors 4 are fixedly arranged at the top and the bottom of the right sides of the mounting plates 19, power output shafts of the motors 4 penetrate through the mounting plates 19 and extend into the first ball bearings 17 and are fixedly connected with the first rotating shafts 14, the bottom of the surface of the internal threaded pipe 1 is fixedly provided with external thread sleeves 13, and sealing rings 9 are arranged above the external thread sleeves 13, sealing ring 9 and internal thread pipe 1 rigid coupling, sealing ring 9 surface has set firmly spacing ring 10, and the cover is equipped with jam dish 11 on the sealing ring 9, blocks up dish 11 and sealing ring 9 sliding connection, and threaded connection has nut 12 on the external screw thread cover 13, and electric telescopic handle 5, motor 4 all with controller wireless connection.
The working principle is as follows: when drilling fluid leaks, the motor 4 can be started through the controller, the motor 4 drives the first rotating shaft 14 to rotate, the first rotating shaft 14 drives the mounting column 3 to rotate, when the mounting column 3 rotates to be perpendicular to the mounting plate 19 and the insertion rod 20 is positioned between the internal thread pipe 1 and the mounting plate 19, the device can be placed into a borehole, then the controller starts the electric telescopic rod 5, the electric telescopic rod 5 enables the wheel 2 to gradually approach the inner wall of the borehole, when the wheel is in contact with the inner wall of the borehole, the electric telescopic rod 5 can be stopped to operate, the device is taken out, then the distance between the central axis of the internal thread pipe 1 and one end, attached to the inner wall of the borehole, of the wheel 2 is measured, the diameter of the borehole can be obtained, the corresponding plugging disc 11 is convenient to replace, on one hand, the size of the borehole can be accurately measured by measuring the distance between the central axis of the internal thread pipe 1 and one end, attached to the inner wall of the borehole, of the wheel 2, on the other hand, the leak stopping disc 11 is clamped by the nut 12 and the limiting ring 10, so that the disassembly and replacement are convenient.
When the diameter of a well hole is measured, when the plugging disc 11 is replaced to plug, the motor 4 can be started through the controller, the motor 4 drives the first rotating shaft 14 to rotate, the first rotating shaft 14 drives the mounting column 3 to rotate, when the mounting column 3 rotates to be perpendicular to the mounting plate 19 and the wheel 2 is located between the internal thread pipe 1 and the mounting plate 19, the plugging disc 11 is placed along the well wall, when the mounting column is placed at a specified position, the electric telescopic rod 5 is started through the controller, the electric telescopic rod 5 drives the inserting rod 20 to be close to the well wall through the mounting plate 19, the inserting rod 20 is inserted into the well wall under the action of the electric telescopic rod 5, the device can be well fixed, and finally, the plugging agent injection pipe is connected with the top of the internal thread pipe 1 through threads, and external plugging agent can be injected into the well hole.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a pressure-bearing plugging device that drilling fluid leaking stoppage was used, includes internal thread pipe (1), its characterized in that: fixed cover (7) have set firmly on internal thread pipe (1), fixed cover (7) left and right sides all is provided with mounting groove (21), mounting groove (21) inside has set firmly electric telescopic handle (5), the flexible end of electric telescopic handle (5) is equipped with fixed establishment admittedly, internal thread pipe (1) surface bottom has set firmly external screw thread cover (13), external screw thread cover (13) top is provided with sealing ring (9), sealing ring (9) and internal thread pipe (1) rigid coupling, sealing ring (9) surface has set firmly spacing ring (10), the cover is equipped with jam dish (11) on sealing ring (9), jam dish (11) and sealing ring (9) sliding connection, threaded connection has nut (12) on external screw thread cover (13).
2. The pressure-bearing plugging device for drilling fluid plugging according to claim 1, which is characterized in that: the fixed sleeve (7) is connected with the limiting ring (10) through a plurality of connecting rods (8).
3. The pressure-bearing plugging device for drilling fluid plugging according to claim 1, which is characterized in that: the fixing mechanism comprises wheels (2), mounting columns (3), a motor (4), a first rotating shaft (14), a second rotating shaft (15), second ball bearings (16), first ball bearings (17), first grooves (18), a mounting plate (19) and an inserting rod (20), wherein the mounting plate (19) is fixedly connected with an electric telescopic rod (5), the top and the bottom of the surface of the mounting plate (19) are provided with the first grooves (18) in a penetrating manner, the first rotating shaft (14) is symmetrically arranged in the inner cavities of the two first grooves (18), the first ball bearings (17) are sleeved at the left end and the right end of the first rotating shaft (14), the first ball bearings (17) are fixedly connected with the first grooves (18), the mounting columns (3) are fixedly arranged on the first rotating shaft (14), the second grooves (22) are arranged at the two ends of the mounting columns (3) which deviate from each other, the wheels (2) are arranged in the second grooves (22), run through on wheel (2) and set firmly second pivot (15), second pivot (15) both ends are all overlapped and are equipped with second ball bearing (16), second ball bearing (16) and second recess (22) rigid coupling, two erection column (3) looks remote site all sets firmly inserted bar (20), motor (4) have all been set firmly to mounting panel (19) right side top and bottom, the power output shaft of motor (4) runs through mounting panel (19) and extends to first ball bearing (17) inside and first pivot (14) rigid coupling.
4. The pressure-bearing plugging device for drilling fluid plugging according to claim 3, which is characterized in that: the inserted rod (20) is conical.
5. The pressure-bearing plugging device for drilling fluid plugging according to claim 3, which is characterized in that: the surface of the telescopic end of the electric telescopic rod (5) is fixedly connected with one ends of the reinforcing rods (6), and the other ends of the reinforcing rods (6) are fixedly connected with the mounting plate (19).
6. The pressure-bearing plugging device for drilling fluid plugging according to claim 3, which is characterized in that: the electric telescopic rod (5) and the motor (4) are in wireless connection with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120657191.4U CN214464063U (en) | 2021-03-31 | 2021-03-31 | Pressure-bearing leakage stopping device for drilling fluid leakage stopping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120657191.4U CN214464063U (en) | 2021-03-31 | 2021-03-31 | Pressure-bearing leakage stopping device for drilling fluid leakage stopping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214464063U true CN214464063U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120657191.4U Expired - Fee Related CN214464063U (en) | 2021-03-31 | 2021-03-31 | Pressure-bearing leakage stopping device for drilling fluid leakage stopping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214464063U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116122767A (en) * | 2022-12-22 | 2023-05-16 | 崔凯 | Petroleum drilling plugging device and plugging method |
-
2021
- 2021-03-31 CN CN202120657191.4U patent/CN214464063U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116122767A (en) * | 2022-12-22 | 2023-05-16 | 崔凯 | Petroleum drilling plugging device and plugging method |
| CN116122767B (en) * | 2022-12-22 | 2023-12-22 | 靖边县铠泓商贸有限责任公司 | Petroleum drilling plugging device and plugging method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211022 |