CN213287990U - Sleeve outer wall cleaning device - Google Patents

Sleeve outer wall cleaning device Download PDF

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Publication number
CN213287990U
CN213287990U CN202020845125.5U CN202020845125U CN213287990U CN 213287990 U CN213287990 U CN 213287990U CN 202020845125 U CN202020845125 U CN 202020845125U CN 213287990 U CN213287990 U CN 213287990U
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China
Prior art keywords
cleaning
wall
sleeve pipe
cleaning unit
clean
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CN202020845125.5U
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Chinese (zh)
Inventor
张旭
季博卿
余大洲
王润平
李占省
黄华
李冲
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Petrochina Co Ltd
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Petrochina Co Ltd
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Abstract

The application relates to a casing outer wall cleaning device, which belongs to the technical field of oil wells. The application provides a device, through setting up the handle, the operating personnel of being convenient for grips the device, thereby clean the operation, through set up wedge sword angle on clean unit, when cleaning the sleeve pipe outer wall of play out, can be through with the device with semi-circular arc's form cover on the clear sleeve pipe outer wall of needs, drag the handle back and forth, thereby make clean unit can be fast, thorough clear away remaining well cementation cement etc. on the sleeve pipe outer wall totally, make the smooth and clean rounding off of sleeve pipe, thereby satisfy various cutting conditions.

Description

Sleeve outer wall cleaning device
Technical Field
The application relates to the technical field of oil wells, in particular to a casing outer wall cleaning device.
Background
The casing is the body that sets up usually in the oil well, in the routine maintenance of oil well and use, need take out the casing, in the operation of taking out the casing, because the oil layer casing and the technical casing that take out are all comparatively bright and clean of its outer wall. However, when the surface casing is taken out, the outer wall of the casing is wrapped by cement due to the existence of the cementing cement sheath, so that the cement is required to be cleaned before the casing cutting operation at the wellhead to reserve a cutting space. The conventional cleaning method is to first strike the outer surface with a blunt instrument and then scrape the outer surface with a sharp instrument to achieve the cutting condition. The process is extensive, long-lasting and poor in cleaning effect.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a sleeve pipe outer wall cleaning device, can solve present cleaning technology commonly used extensive, the time spent long, and the not good problem of cleaning effect. The technical scheme is as follows:
there is provided a casing outer wall cleaning apparatus, the apparatus comprising: two handles and at least one cleaning unit; the at least one cleaning unit has a wedge-shaped cutting edge for scraping cleaning the casing outer wall; two of the handles are respectively connected to both ends of the at least one cleaning unit.
In one possible design, the number of cleaning units is multiple.
In one possible design, the cleaning unit includes: a connector and a cleaning block.
In one possible design, the connecting body and the cleaning block are connected by welding.
In one possible design, the connecting body includes a body, a connecting cover, and a support body.
In one possible design, the body is flat, and has a square through hole therein, and both ends of the body are bent toward the cleaning block.
In one possible design, the connecting cover is a notched circular cylinder, and the connecting cover is connected to the first end of the body.
In one possible design, the supporting body is a long strip with a hook-shaped cross section, and the supporting body is connected to the second end of the body.
In one possible design, the cleaning block includes a cross plate and a vertical plate, the vertical plate being connected perpendicularly to the cross plate, the ends of the vertical plate having wedge-shaped cutting edges.
In one possible design, the cleaning unit and the handle are connected by a first end connector and a second end connector, respectively.
The application provides a device, through setting up the handle, the operating personnel of being convenient for grips the device, thereby clean the operation, through set up wedge sword angle on clean unit, when cleaning the sleeve pipe outer wall of play out, can be through with the device with semi-circular arc's form cover on the clear sleeve pipe outer wall of needs, drag the handle back and forth, thereby make clean unit can be fast, thorough clear away remaining well cementation cement etc. on the sleeve pipe outer wall totally, make the smooth and clean rounding off of sleeve pipe, thereby satisfy various cutting conditions.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a casing outer wall cleaning device according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a handle 1 in a casing outer wall cleaning device provided by an embodiment of the application;
FIG. 3 is a schematic structural diagram of a connection body 21 in a casing outer wall cleaning device provided by an embodiment of the present application;
FIG. 4 is a schematic side view of a connecting body 21 in a casing outer wall cleaning device according to an embodiment of the present application;
FIG. 5 is a schematic structural diagram of a cleaning block 22 in a casing outer wall cleaning device according to an embodiment of the present application;
FIG. 6 is a schematic structural diagram of a first end connector 3 in a casing outer wall cleaning device according to an embodiment of the present application;
fig. 7 is a schematic structural diagram of a second end connector 4 in a casing outer wall cleaning device according to an embodiment of the present application.
The various reference numbers in the drawings are illustrated below:
1-a handle;
2-a cleaning unit;
21-a linker;
211-body, 212-connecting cover, 213-support;
22-a cleaning block;
221-horizontal plate, 222-vertical plate;
2221-wedge edge angle;
3-a first end connector;
4-a second end connector.
Detailed Description
To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a casing outer wall cleaning device according to an embodiment of the present application, please refer to fig. 1, the device includes: two handles 1 and at least one cleaning unit 2; the at least one cleaning unit 2 has a wedge-shaped cutting edge 2221 for scraping cleaning of the casing outer wall; two of the handles 1 are respectively connected to both ends of the at least one cleaning unit 2.
The working principle of the pipe outer wall cleaning device provided by the embodiment of the application is detailed as follows:
the application provides a device, through setting up handle 1, the operating personnel of being convenient for grips the device, thereby clean the operation, through set up wedge sword angle 2221 on cleaning unit 2, when cleaning the sleeve pipe outer wall of play out, can be through with the device with the form cover of half-circular arc on the clear sleeve pipe outer wall of needs, the handle 1 is pulled to the round trip, thereby make cleaning unit 2 can be fast, thorough clear away remaining well cementation cement etc. on the sleeve pipe outer wall clean, make the sleeve pipe bright and clean rounding off, thereby satisfy various cutting conditions.
The following details the structure and the working principle of each part of the device:
the handle 1 is described below;
fig. 2 is a schematic structural diagram of a handle 1 in a casing outer wall cleaning device provided by an embodiment of the present application, please refer to fig. 2, wherein the handle 1 is an ear-shaped annular handle 1, and two ends of the handle are respectively connected with a cleaning unit 2, so that an operator can move the cleaning unit 2 by pulling the handle 1, thereby removing cement or other impurities on the casing.
The cleaning unit 2 is described below;
the cleaning unit 2 is of a bendable structure and is sleeved outside the sleeve in a semicircular arc shape to clean the sleeve.
In one possible design, the number of the cleaning units 2 is multiple, and the cleaning units 2 are sequentially connected with one another in the head position, so that the cleaning units 2 have the capability of being bent. In one possible design, the cleaning units 2 are connected by a latch structure or a hinge, so as to facilitate the deformation of the whole cleaning unit 2.
In one possible design, the cleaning unit 2 comprises: a connecting body 21 and a cleaning block 22. The connecting bodies 21 are connected with each other, and the connecting bodies 21 can rotate relative to each other to ensure the relative rotation between the cleaning units 2. Each cleaning block 22 is attached to one of the connection bodies 21 to facilitate the cleaning work.
In one possible design, the connecting body 21 and the cleaning block 22 are connected by welding, so as to ensure that the connecting body 21 and the cleaning block 22 are firmly connected and cannot be separated, thereby prolonging the service life of the device.
The following describes the connecting body 21:
fig. 3 is a schematic structural diagram of a connecting body 21 in a casing outer wall cleaning device provided in an embodiment of the present application, and fig. 4 is a schematic structural diagram of a side surface of the connecting body 21 in the casing outer wall cleaning device provided in the embodiment of the present application, please refer to fig. 3 and fig. 4, in a possible design, the connecting body 21 includes a body 211, a connecting cover 212, and a supporting body 213, a first end of the body 211 is connected to the connecting cover 212, a second end is connected to the supporting body 213, because the connecting bodies 21 are connected in an initial position, the connecting cover 212 of one connecting body 21 of adjacent connecting bodies 21 is connected to the supporting body 213 of another connecting body 21, and the connected connecting cover 212 and the supporting body 213 can rotate relatively.
In one possible design, the body 211 is a flat plate, the body 211 has a square through hole therein, and both ends of the body 211 are bent toward the cleaning block 22. The design of the square through hole can reduce the amount of the material used for the body 211, thereby reducing the weight and cost of the body 211 and improving the strength of the body 211. The bent portion is used to form a rotatable connection structure with the connection cover 212 and the support body 213. The first end has a larger degree of completeness and the second end has a smaller degree of curvature, so that the first end is conveniently matched with the connecting cover 212 to form an outer annular body, the second end is matched with the supporting body 213 to form an inner shaft-shaped body, and the annular body is sleeved outside the shaft-shaped body to complete relative rotation.
In one possible design, the connecting cover 212 is a notched circular cylinder, and the connecting cover 212 is connected to the first end of the body 211. In one possible design, the supporting body 213 is an elongated body with a hook-shaped cross section, and the supporting body 213 is connected to the second end of the body 211.
Wherein, the design of the circular cylinder and the hook shape enables the connection cover 212 and the support body 213 to be matched with each other, and based on the above design, the installation process of the connection cover 212 and the support body 213 may be: the supporting body 213 is inserted into the connecting cover 212 along the axial direction, so that the connecting cover 212 can be sleeved outside one supporting body 213, thereby forming a rotatable connecting structure.
The cleaning block 22 is described below:
fig. 5 is a schematic side view of a cleaning block 22 in a casing outer wall cleaning device according to an embodiment of the present application, and referring to fig. 5, in a possible design, the cleaning block 22 includes a horizontal plate 221 and a vertical plate 222, the vertical plate 222 is perpendicularly connected to the horizontal plate 221, and an end of the vertical plate 222 has a wedge-shaped edge 2221. The cleaning block 22 in the above structure is in a groove shape, wherein the horizontal plate 221 is used for connecting with the connecting body 21, specifically, the horizontal plate 221 may be fixed on the connecting body 21 by welding or riveting, which is not limited in this embodiment.
The first end connector 3 and the second end connector 4 are described below:
fig. 6 is a schematic structural diagram of a first end connector 3 in a casing outer wall cleaning device provided in an embodiment of the present application, and fig. 7 is a schematic structural diagram of a second end connector 4 in the casing outer wall cleaning device provided in the embodiment of the present application, in a possible design, the cleaning unit 2 and the handle 1 are connected through the first end connector 3 and the second end connector 4 respectively.
The first end connector 3 and the second end connector 4 may be cut from a single connector 21, and it is sufficient that the structures of the first end connector 3 and the second end connector 4 are matched with the structure of the cleaning unit 2. For example, a first end connector 3 shown in fig. 6 is connected to an end of the cleaning unit 2, which is an end of the connection cover 212, and the first end connector 3 has an outer shape of the support body 213 so as to be adapted to the connection cover 212. On the contrary, the end of the cleaning unit 2, which is the end of the supporting body 213, is connected to the second end connector 4 as shown in fig. 7, and the second end connector 4 has an outer shape of the connection cover 212 so as to be adapted to the supporting body 213.
The first end connector 3 and the handle 1 and the second end connector 4 and the handle 1 may be connected by welding or riveting, which is not limited in this embodiment.
All the above optional technical solutions may be combined arbitrarily to form optional embodiments of the present application, and are not described herein again.
The application provides a device, through setting up handle 1, the operating personnel of being convenient for grips the device, thereby clean the operation, through set up wedge sword angle 2221 on cleaning unit 2, when cleaning the sleeve pipe outer wall of play out, can be through with the device with the form cover of half-circular arc on the clear sleeve pipe outer wall of needs, the handle 1 is pulled to the round trip, thereby make cleaning unit 2 can be fast, thorough clear away remaining well cementation cement etc. on the sleeve pipe outer wall clean, make the sleeve pipe bright and clean rounding off, thereby satisfy various cutting conditions.
The above description is only exemplary of the present application and should not be taken as limiting, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. A casing outer wall cleaning apparatus, the apparatus comprising: two handles (1) and at least one cleaning unit (2);
the at least one cleaning unit (2) has a wedge-shaped cutting edge angle (2221) for scraping and cleaning the outer wall of the casing;
the two handles (1) are respectively connected to two ends of the at least one cleaning unit (2).
2. Device according to claim 1, characterized in that the number of cleaning units (2) is multiple.
3. The device according to claim 2, characterized in that the cleaning unit (2) comprises: a connecting body (21) and a cleaning block (22).
4. Device according to claim 3, characterized in that the connecting body (21) and the cleaning block (22) are connected by welding.
5. A device according to claim 3, characterized in that the connecting body (21) comprises a body (211), a connecting cover (212) and a support body (213).
6. The device according to claim 5, wherein the body (211) is a flat plate, the body (211) has a square through hole therein, and both ends of the body (211) are bent in a direction of the cleaning block (22).
7. The apparatus of claim 5, wherein the connection cover (212) is a notched circular cylinder, the connection cover (212) being connected to the first end of the body (211).
8. The device according to claim 5, wherein the supporting body (213) is an elongated shape having a cross section of a hook shape, and the supporting body (213) is connected to the second end of the body (211).
9. The device of claim 3, wherein the cleaning block (22) comprises a cross plate (221) and a vertical plate (222), the vertical plate (222) being perpendicularly connected to the cross plate (221), the ends of the vertical plate (222) having wedge-shaped cutting edges (2221).
10. Device according to claim 1, characterized in that the cleaning unit (2) and the handle (1) are connected by a first end connection (3) and a second end connection (4), respectively.
CN202020845125.5U 2020-05-19 2020-05-19 Sleeve outer wall cleaning device Active CN213287990U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020845125.5U CN213287990U (en) 2020-05-19 2020-05-19 Sleeve outer wall cleaning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020845125.5U CN213287990U (en) 2020-05-19 2020-05-19 Sleeve outer wall cleaning device

Publications (1)

Publication Number Publication Date
CN213287990U true CN213287990U (en) 2021-05-28

Family

ID=75982977

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020845125.5U Active CN213287990U (en) 2020-05-19 2020-05-19 Sleeve outer wall cleaning device

Country Status (1)

Country Link
CN (1) CN213287990U (en)

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