CN114658377B - Well flushing device for oilfield production well - Google Patents
Well flushing device for oilfield production well Download PDFInfo
- Publication number
- CN114658377B CN114658377B CN202210297599.4A CN202210297599A CN114658377B CN 114658377 B CN114658377 B CN 114658377B CN 202210297599 A CN202210297599 A CN 202210297599A CN 114658377 B CN114658377 B CN 114658377B
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- China
- Prior art keywords
- ring
- disc
- well
- driving box
- clamping
- Prior art date
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/10—Valve arrangements in drilling-fluid circulation systems
Abstract
The invention is suitable for the technical field of petroleum exploitation, and provides a well flushing device of an oilfield production well, which comprises a bracket, a driving box and a clamping unit, wherein the driving box is positioned at one side of the bracket; the clamping unit comprises a ring fixedly connected to one side of the support, a rotating disc is arranged in the ring, a plurality of clamping jaws are arranged on the disc in a sliding mode, the clamping jaws move on the disc along the radial direction of the disc, the clamping jaws are arranged in the ring in a rotating mode, the clamping rings are located in ring openings far away from the side of the support, and the clamping rings are connected with the clamping jaws through rod pieces. The beneficial effects are as follows: the device can respectively realize the fixation of the valve handle and the operation of the rotary valve handle by utilizing one power source, so that operators can perform well flushing operation more conveniently and rapidly.
Description
Technical Field
The invention belongs to the technical field of petroleum exploitation, and particularly relates to a well flushing device for an oilfield production well.
Background
Petroleum refers to gaseous, liquid and solid hydrocarbon mixtures, having natural production. Petroleum is a viscous, dark brown liquid called "industrial blood". The upper part of the crust has petroleum storage.
The oil is generally adopted to be well-drilled during exploitation, the well is generally cleaned up the water injection well on the oil field, the water injection well is mainly used for injecting water into the oil reservoir, the pressure of the oil layer can be maintained or recovered after the water injection along with the extraction of the oil reservoir, the oil layer has larger driving force, the exploitation efficiency is ensured, the well is cleaned up to remove sundries of the water well and the oil layer, and the blocking problem is avoided.
When the water injection well is washed, the valves are opened or closed, and an operator is required to apply larger acting force, even tools such as a spanner or a pipe wrench are required to be used, so that the whole well washing process needs longer time to be completed, and the efficiency is not high.
Disclosure of Invention
The embodiment of the invention aims to provide a well flushing device for an oilfield production well, which aims to solve the problems in the background art.
The embodiment of the invention is realized in such a way that the well flushing device of the oilfield production well comprises a bracket, a driving box and a clamping unit, wherein the driving box is positioned at one side of the bracket;
the clamping unit comprises a ring fixedly connected to one side of the support, a rotating disc is arranged in the ring, when the disc rotates in the ring, the disc moves in the ring, a plurality of clamping jaws are arranged on the disc in a sliding manner, the clamping jaws move on the disc along the radial direction of the disc, the clamping unit further comprises a clamping ring rotationally arranged in the ring, the clamping ring is positioned in a ring opening far away from the side of the support, the clamping ring is connected with the plurality of clamping jaws through rod pieces, and two ends of the rod pieces are rotationally connected;
the telescopic device is characterized in that a telescopic piece is arranged in the support and used for fixedly connecting the output end of the driving box with the disc, a locking piece is arranged on the driving box, when the telescopic piece is in an initial state, the locking piece is separated from the support, the driving box is used for driving the disc and the ring to synchronously rotate, after the telescopic piece is compressed, the locking piece is in contact with the support, the rotation of the ring is limited, and the driving box is used for driving the disc to rotate in the ring.
Preferably, a plurality of clamping grooves are formed in the disc member and are arranged along the radial direction of the disc member, the clamping grooves are slidably clamped with mounting blocks, and the clamping claws are fixed on the mounting blocks.
Preferably, the claw adopts an arc-shaped plate, and the inner side surface of the plate is provided with an anti-skid structure.
Preferably, the support includes the collar that is located ring one side, and the collar sets up with ring coaxial line, and collar outside fixedly connected with a plurality of diaphragm, the other end and the ring fixed connection of diaphragm are provided with on the collar with locking piece matched with locking structure.
Preferably, the locking piece can adopt a plurality of cutting fixed on one side of the driving box, the cutting is distributed on the outer side of the output end of the driving box, the locking structure adopts a plurality of slots formed in the mounting ring, and the slots are matched with the cutting.
Preferably, the inner diameter of the mounting ring is larger than the profile dimension of the telescoping member.
Preferably, the telescopic member may be an elastic telescopic rod, and the cross section of the elastic telescopic rod is polygonal.
Preferably, a handle is arranged on one side of the driving box far away from the bracket.
Preferably, an integrated switch is arranged on the handle.
Preferably, the end of the claw remote from the disc is located outside the ring.
The well flushing device for the oilfield produced well has the beneficial effects that: this device is mainly can assist operating personnel to open or close the valve when the well flushing, can cup joint the ring piece on the handle of valve, make the extensible member shrink through pressing the driving case, thereby make locking piece and support contact, when driving the disk piece through the driving case and rotate this moment, the ring piece is restricted and can't rotate, thereby can make the disk piece remove in the ring piece, make the jack catch can zoom, the jack catch can fix the handle chucking, the driving case is released again and is reset the extensible member later, support and locking piece separation at this moment, therefore when the driving case drives the disk piece and rotates, just can make ring piece and disk piece wholly rotate, thereby can control the valve to open or close, this device utilizes a power supply to realize respectively the operation to valve handle is fixed and the door handle, make operating personnel convenient and fast more when carrying out the well flushing operation.
Drawings
FIG. 1 is an elevation view of a well flushing apparatus for an oilfield production well provided in an embodiment of the present invention;
FIG. 2 is a front cross-sectional view of a well flushing device for an oilfield produced well according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view at A in FIG. 1;
FIG. 4 is a partial enlarged view at B in FIG. 2;
FIG. 5 is a perspective view of a bracket and a ring according to an embodiment of the present invention;
FIG. 6 is a perspective view of a locking member according to an embodiment of the present invention;
in the accompanying drawings: 1. a bracket; 101. a mounting ring; 102. a cross plate; 2. a drive box; 201. a case; 202. a motor; 3. a clamping unit; 301. a ring; 302. a disc; 303. a claw; 304. a clasp; 305. a rod piece; 4. a telescoping member; 5. a locking member; 501. cutting; 6. a handle; 7. a clamping groove; 8. a mounting block; 9. an anti-slip structure; 10. a locking structure; 1001. a slot.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
As shown in fig. 1, 2, 3 and 4, a structure diagram of a well flushing device for an oilfield production well according to an embodiment of the present invention includes:
the support 1 and the driving box 2, the driving box 2 is located on one side of the support 1, and the clamping unit 3 is further included.
The clamping unit 3 comprises a ring 301 fixedly connected to one side of the support 1, a rotating disc 302 is arranged in the ring 301, when the disc 302 rotates in the ring 301, the disc 302 moves in the ring 301, a plurality of clamping claws 303 are arranged on the disc 302 in a sliding mode, the clamping claws 303 move on the disc 302 along the radial direction of the disc 302, the clamping claws 304 are rotatably arranged in the ring 301, the clamping claws 304 are located in an opening of the ring 301 far away from the side of the support 1, the clamping claws 304 are connected with the clamping claws 303 through rod pieces 305, and two ends of the rod pieces 305 are in rotational connection.
Be provided with extensible member 4 in the support 1, extensible member 4 is used for carrying out fixed connection with drive case 2 output and dish 302, be provided with locking piece 5 on the drive case 2, when extensible member 4 is initial state, locking piece 5 and support 1 separation, drive case 2 are used for driving dish 302 and ring 301 synchronous rotation, and after extensible member 4 was compressed, locking piece 5 contacted with support 1, and the rotation of ring 301 is restricted, and drive case 2 is used for driving dish 302 and rotates in ring 301.
In one embodiment of the invention, the device mainly can assist an operator to open or close a valve during well flushing, the ring 301 can be sleeved on the handle 6 of the valve, the driving box 2 is pressed to enable the telescopic piece 4 to be contracted, so that the locking piece 5 is in contact with the bracket 1, when the driving box 2 drives the disc 302 to rotate, the ring 301 is limited to be unable to rotate, so that the disc 302 can move in the ring 301, the clamping jaw 303 can zoom, the clamping jaw 303 can clamp and fix the handle 6, then the driving box 2 is released to reset the telescopic piece 4, and the bracket 1 is separated from the locking piece 5, so that the ring 301 and the disc 302 can integrally rotate when the driving box 2 drives the disc 302 to rotate, and the opening or closing of the valve can be controlled.
In an example of the present invention, as shown in fig. 2, a handle 6 is disposed on a side of the driving case 2 far from the support 1, two handles 6 are disposed on the driving case 2 and are separately disposed on two sides, an integrated switch is disposed on the handle 6, and the disposition of the handle 6 can facilitate whether the driving case 2 works or not when the driving case 2 is pushed to compress the expansion piece 4, where the expansion piece 4 may be an elastic expansion rod, the cross section of the elastic expansion rod is polygonal, the shape of the elastic expansion rod is defined mainly for enabling the expansion piece 4 to transmit the torque output by the driving case 2, of course, the expansion piece 4 may also be a tube sleeved with each other, and may not need to have a restoring function, but only needs to manually assist to implement a telescoping function, as shown in fig. 2, the driving case 2 includes a case 201, a motor 202 is disposed in the case 201, an output end of the motor 202 is disposed towards a side of the support 1, the expansion piece 4 is fixed at an output end of the motor 202, the disc 302 and an inner wall of the ring 301 may be in a threaded connection manner, of course, and the inner wall of the ring 301 may also be provided with a corresponding groove 302 on the inner wall of the ring 301, and the disc 302 may be correspondingly matched with the two side faces of the spiral groove 302, and the ring 302 may be matched with the corresponding groove 302.
As shown in fig. 2, 3 and 4, as a preferred embodiment of the present invention, the disc 302 is provided with a plurality of clamping grooves 7 radially arranged along the disc 302, the clamping grooves 7 are slidably clamped with the mounting blocks 8, and the clamping claws 303 are fixed on the mounting blocks 8.
In one case of this embodiment, the claw 303 is an arc-shaped plate, the inner side surface of the plate is provided with the anti-slip structure 9, the arc-shaped plate can better fit the shape of the valve handle 6, the anti-slip structure 9 can be a saw-tooth structure, and a plurality of fine cones can be arranged on the inner side of the plate, so that the friction acting force between the plate and the valve handle 6 can be increased. The cross sections of the clamping groove 7 and the mounting block 8 are trapezoidal, so that the mounting block 8 cannot fall off from the clamping groove 7.
As shown in fig. 5 and fig. 6, as a preferred embodiment of the present invention, the bracket 1 includes a mounting ring 101 located at one side of the ring 301, the mounting ring 101 is coaxially disposed with the ring 301, a plurality of transverse plates 102 are fixedly connected to the outer side of the mounting ring 91, the other ends of the transverse plates 102 are fixedly connected to the ring 301, and a locking structure 10 matched with the locking member 5 is disposed on the mounting ring 101.
In one case of this embodiment, the locking member 5 may use a plurality of cutting strips 501 fixed on one side of the driving case 2, the cutting strips 501 are distributed on the outer side of the output end of the driving case 2, and the locking structure 10 uses a plurality of slots 1001 formed on the mounting ring 101, where the slots 1001 are matched with the cutting strips 501. Of course, the locking structure 10 can also adopt a toothed ring fixed on the mounting ring 101, the corresponding locking piece 5 can adopt a pipe fitting fixed on the driving box 2, the end face of the pipe fitting facing the bracket 1 is also of a tooth-shaped structure, and after the pipe fitting and the toothed structure are contacted, the integral rotation of the bracket 1 is limited, so that the rotation of the disc 302 in the ring 301 can drive the disc 302 to move, the claw 303 can contract or expand, the inner diameter of the mounting ring 101 is larger than the outline dimension of the telescopic piece 4, the telescopic piece 4 can freely rotate in the mounting ring 101, and the telescopic piece 4 cannot generate motion interference.
As shown in fig. 1, as a preferred embodiment of the present invention, the end of the claw 303 away from the disc 302 is located outside the ring 301.
In one case of this embodiment, the end of the claw 303 is located outside the ring 301, so that it is convenient for an operator to observe the condition that the claw 303 clamps the valve handle 6, and to select to separate the locking member 5 from the bracket 1 at a proper time.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The well washing device of the oilfield production well comprises a bracket and a driving box, wherein the driving box is positioned at one side of the bracket;
the clamping unit comprises a ring fixedly connected to one side of the support, a rotating disc is arranged in the ring, when the disc rotates in the ring, the disc moves in the ring, a plurality of clamping jaws are arranged on the disc in a sliding manner, the clamping jaws move on the disc along the radial direction of the disc, the clamping unit further comprises a clamping ring rotationally arranged in the ring, the clamping ring is positioned in a ring opening far away from the side of the support, the clamping ring is connected with the plurality of clamping jaws through rod pieces, and two ends of the rod pieces are rotationally connected;
the device is characterized in that a telescopic part is arranged in the support, the telescopic part is used for fixedly connecting the output end of the driving box with the disc, the locking part is arranged on the driving box, when the telescopic part is in an initial state, the locking part is separated from the support, the driving box is used for driving the disc and the ring to synchronously rotate, after the telescopic part is compressed, the locking part is in contact with the support, the rotation of the ring is limited, the driving box is used for driving the disc to rotate in the ring, the device mainly can assist an operator to open or close a valve during well flushing, the ring can be sleeved on a handle of the valve, the telescopic part is contracted by pressing the driving box, so that the locking part is in contact with the support, at the moment, the ring is limited to be unable to rotate when the driving box drives the disc to rotate, so that the disc can move in the ring, the claw can clamp and fix the handle, and then the driving box is loosened to reset the telescopic part, at the moment, the support is separated from the locking part, and therefore when the driving box drives the disc to rotate, the ring and the whole disc can be controlled to rotate, and the valve can be controlled to be opened or closed.
2. The well flushing device of the oilfield production well according to claim 1, wherein a plurality of clamping grooves are formed in the disc member and are arranged along the radial direction of the disc member, the clamping grooves are slidably clamped with mounting blocks, and the clamping claws are fixed on the mounting blocks.
3. The well flushing device of an oilfield produced well according to claim 2, wherein the claw is an arcuate plate, and an inner side surface of the plate is provided with an anti-slip structure.
4. The well flushing device of the oilfield production well according to claim 1, wherein the support comprises a mounting ring positioned on one side of the ring member, the mounting ring is coaxially arranged with the ring member, a plurality of transverse plates are fixedly connected to the outer side of the mounting ring, the other ends of the transverse plates are fixedly connected with the ring member, and a locking structure matched with the locking member is arranged on the mounting ring.
5. The well-flushing device of the oilfield produced well according to claim 4, wherein the locking member can be a plurality of cutting bars fixed on one side of the driving box, the cutting bars are distributed on the outer side of the output end of the driving box, the locking structure is a plurality of slots formed in the mounting ring, and the slots are matched with the cutting bars.
6. The well cleanup assembly for an oilfield production well of claim 4, wherein the inner diameter of the mounting ring is greater than the profile dimension of the telescoping member.
7. The well-flushing device of an oilfield produced well according to claim 1, wherein the telescoping member is an elastic telescoping rod, and the cross section of the elastic telescoping rod is polygonal.
8. The well flushing apparatus of an oilfield production well of claim 1, wherein a handle is provided on a side of the drive housing remote from the support.
9. The well cleanout assembly for an oilfield production well of claim 8, wherein the handle is provided with an integrated switch.
10. The well cleanout assembly of an oilfield production well of claim 1, wherein the end of the claw remote from the disc is located outside of the ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210297599.4A CN114658377B (en) | 2022-03-24 | 2022-03-24 | Well flushing device for oilfield production well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210297599.4A CN114658377B (en) | 2022-03-24 | 2022-03-24 | Well flushing device for oilfield production well |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114658377A CN114658377A (en) | 2022-06-24 |
| CN114658377B true CN114658377B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210297599.4A Active CN114658377B (en) | 2022-03-24 | 2022-03-24 | Well flushing device for oilfield production well |
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| CN (1) | CN114658377B (en) |
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| CN108941645A (en) * | 2018-09-22 | 2018-12-07 | 武汉市计量测试检定（研究）所 | Self-centering chuck device |
| CN109519587A (en) * | 2019-01-28 | 2019-03-26 | 深圳中科捷飞科技有限公司 | From limit switches headstock gear |
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| CN110949669A (en) * | 2019-12-31 | 2020-04-03 | 南京森林警察学院 | Multifunctional object taking device and method for unmanned aerial vehicle |
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| CN113231659A (en) * | 2021-07-13 | 2021-08-10 | 大畏机床(江苏)有限公司 | Machine tool clamp |
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| CN113815011A (en) * | 2021-10-13 | 2021-12-21 | 沈阳工业大学 | Industrial robot end effector card installing mechanism |
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