CN212898433U - High-efficient wire brush scraper - Google Patents
High-efficient wire brush scraper Download PDFInfo
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- CN212898433U CN212898433U CN202020493658.1U CN202020493658U CN212898433U CN 212898433 U CN212898433 U CN 212898433U CN 202020493658 U CN202020493658 U CN 202020493658U CN 212898433 U CN212898433 U CN 212898433U
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- mandrel
- steel wire
- joint
- wire brush
- falling
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Abstract
The utility model discloses a high-efficiency wire brush pipe scraper, which comprises a tubular mandrel (1), wherein the center of the mandrel is provided with a water hole channel (2); the external thread (3) at the upper end of the mandrel is in threaded connection with the internal thread (5) of the upper joint (4); the external thread at the lower end of the mandrel is in threaded connection with the internal thread of the lower joint (6); the middle part of the excircle of the mandrel is provided with an annular boss (7); two steel wire brushes (8) and an upper centralizing body (9) are sequentially sleeved on the mandrel between the annular boss and the upper joint from bottom to top; two steel wire brushes and a lower centralizing body (10) are sequentially sleeved on the mandrel between the annular boss and the lower joint from top to bottom. The utility model has the advantages of large space of the flowing body, strong cleaning ability, rotary work, steel wire abrasion reduction, tool service life increase, cost reduction, reduction of the construction period of well repair operation and improvement of well repair efficiency; the utility model discloses simple structure, sturdy and durable, safe and reliable, convenient maintenance.
Description
Technical Field
The utility model relates to a high-efficient wire brush scraper. Belongs to the technical field of well repairing tools.
Background
The existing well repairing tool with the sleeve steel wire brush has the defects of complex structure, low efficiency in casing brushing, inconvenience in maintenance, easiness in falling of steel wires in the underground and the like. Therefore, the prior art is in need of further improvement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-efficient wire brush scraper. The efficiency of brushing the casing is improved, and the defects that the existing casing steel wire brush is inconvenient to maintain and easy to drop steel wires underground are overcome.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model relates to a high-efficiency wire brush scraper, which comprises a tubular mandrel, wherein the center of the mandrel is provided with a water hole channel; the external thread at the upper end of the mandrel is in threaded connection with the internal thread of the upper joint; the external thread at the lower end of the mandrel is in threaded connection with the internal thread of the lower joint; the middle part of the excircle of the mandrel is provided with an annular boss; two steel wire brushes and an upper centralizing body are sequentially sleeved on the mandrel between the annular boss and the upper joint from bottom to top; two steel wire brushes and a lower centralizing body are sequentially sleeved on the mandrel between the annular boss and the lower joint from top to bottom.
In the high-efficiency steel wire brush scraper, friction cylinders are arranged between the upper righting body and the mandrel excircle and between the lower righting body and the mandrel excircle.
In the high-efficiency steel wire brush scraper, the friction cylinder is in a straight cylinder structure with one end provided with a vertical outward flange; one end of the vertical outward flanging is positioned at one end of the steel wire brush.
In the high-efficiency steel wire brush scraper, friction rings are arranged between the upper righting body and the upper joint and between the lower righting body and the lower joint.
In the high-efficient steel brush scraper, the body of righting and righting down on, is the tubular structure, and the excircle of the body of righting and righting down on is equipped with a set of heliciform guiding gutter along the circumference equipartition.
In the high-efficiency steel wire brush pipe scraper, anti-falling grooves are formed below the external thread at the upper end of the mandrel and above the external thread at the lower end of the mandrel; anti-falling holes are uniformly distributed on the upper joint and the lower joint corresponding to the anti-falling grooves along the circumference; an anti-falling pin is arranged in the anti-falling hole; one end of the anti-drop pin is propped in the anti-drop groove.
In the high-efficiency steel wire brush scraper, the steel wire brush comprises a brush body with a cylindrical structure, and steel wires which are densely distributed in a spiral shape are arranged on the outer circle of the brush body; one end of the steel wire is vertically welded with the excircle of the brush body, and the other end of the steel wire is suspended.
Due to the adoption of the technical scheme, compared with the traditional sleeve steel wire brush, the novel sleeve steel wire brush has the advantages that the flow space is large, the cleaning capability is strong, the brush can rotate to work, the abrasion of the steel wire is reduced, the service life of a tool is prolonged, the cost is reduced, the construction period of well repair operation is shortened, and the well repair efficiency is improved; the brush body is convenient to maintain and can be continuously used after being replaced for many times. Greatly reduces the well repairing operation cost, improves the well repairing quality and meets the actual requirements of oil field production and development. The utility model discloses simple structure, sturdy and durable, safe and reliable, convenient maintenance. Has very important practical significance for accelerating and improving the efficiency of workover operation and developing workover technology.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an external view of the present invention;
fig. 3 is an exploded view of the various marked areas in fig. 1.
The labels in the figures are: 1-mandrel, 2-water hole channel, 3-external thread, 4-upper joint, 5-internal thread, 6-lower joint, 7-annular boss, 8-steel wire brush, 9-upper righting body, 10-lower righting body, 11-friction cylinder, 12-friction ring, 13-brush body, 14-steel wire, 15-anti-drop groove, 16-anti-drop hole, 17-anti-drop pin, 18-spiral diversion groove and 19-vertical flanging.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
The utility model relates to a high-efficiency wire brush scraper, which is shown in figures 1-3 and comprises a tubular mandrel 1, wherein the center of the mandrel 1 is provided with a water hole channel 2; the external thread 3 at the upper end of the mandrel 1 is in threaded connection with the internal thread 5 of the upper joint 4; the external thread 3 at the lower end of the mandrel 1 is in threaded connection with the internal thread 5 of the lower joint 6; the middle part of the excircle of the mandrel 1 is provided with an annular boss 7; two steel wire brushes 8 and an upper centralizing body 9 are sequentially sleeved on the mandrel 1 between the annular boss 7 and the upper joint 4 from bottom to top; two wire brushes 8 and a lower centralizing body 10 are sequentially sleeved on the mandrel 1 between the annular boss 7 and the lower joint 6 from top to bottom. Friction cylinders 11 are arranged between the upper righting body 9 and the lower righting body 10 and the excircle of the mandrel 1. The friction cylinder 11 is in a straight cylinder structure with one end provided with a vertical outward flanging 19; one end of the vertical flanging 19 is positioned at one end of the steel wire brush 8. Friction rings 12 are arranged between the upper righting body 9 and the upper joint 4 and between the lower righting body 10 and the lower joint 6. The upper righting body 9 and the lower righting body 10 are both of a cylindrical structure, and a group of spiral diversion trenches 18 uniformly distributed along the circumference are arranged on the outer circles of the upper righting body 9 and the lower righting body 10. Anti-falling grooves 15 are formed below the external thread 3 at the upper end of the mandrel 1 and above the external thread 3 at the lower end of the mandrel 1; anti-falling holes 16 are uniformly distributed on the upper joint 4 and the lower joint 6 corresponding to the anti-falling grooves 15 along the circumference; an anti-falling pin 17 is arranged in the anti-falling hole 16; one end of the anti-falling pin 17 is pressed against the anti-falling groove 15. The steel wire brush 8 comprises a brush body 13 with a cylindrical structure, and steel wires 14 which are densely distributed in a spiral shape are arranged on the outer circle of the brush body 13; one end of the steel wire 14 is vertically welded with the excircle of the brush body 13, and the other end of the steel wire 14 is suspended.
The supplementary description of the utility model is as follows:
the utility model discloses mainly by the top connection 4, anticreep round pin 17, friction ring 12, on right body 9, a friction section of thick bamboo 11, steel brush 8, dabber 1, right parts such as body 10, lower clutch 6 down and constitute.
The upper joint 4 is cylindrical, the middle of the upper joint is provided with a water hole channel 2, and two ends of the upper joint are provided with connecting threads; the upper thread is a standard joint thread and can be connected with other tools with standard threads; the external thread of the lower part can be designed as standard or non-standard thread as required. The external thread at the lower part is used for connecting the mandrel 1, and a sealing element is arranged at the connecting part; the junction of the upper joint 4 and the internal thread 5 at the upper end of the mandrel 1 is also provided with three anti-drop pins 17 which mainly prevent the upper joint 4 and the internal thread 5 at the upper end of the mandrel 1 from being buckled and released. The upper centralizing body 9 is sleeved on the upper part of the mandrel 1, the upper centralizing body 9 is in a cylindrical shape, and a spiral diversion trench 18 is arranged on the excircle. A friction cylinder 11 is also sleeved between the upper righting body 9 and the mandrel 1, mainly plays a role in wear resistance and lubrication, and also plays a role in protecting the mandrel 1 and the upper righting body 9 from being worn. The upper centralizing body 9 can rotate independently, a friction ring 12 is arranged between the upper end of the upper centralizing body 9 and the upper joint 4, and the friction ring 12 mainly plays a role in wear resistance and lubrication and also plays a role in protecting the mandrel 1, the upper centralizing body 9 and the upper joint 4 from being worn. The steel wire brush 8 comprises a brush body 13 and steel wires 14, the steel wires 14 are embedded on the brush body 13 in a spiral distribution mode, and the steel wire brush 8 is sleeved on the mandrel 1 and can rotate around the mandrel 1. The center of the mandrel 1 is provided with a water hole channel 2, the two ends of the mandrel are provided with external threads 3 for connection, the middle part of the excircle of the mandrel 1 is provided with an annular boss 7, two steel wire brushes 8 sleeved on the upper part of the mandrel 1 and two steel wire brushes 8 arranged on the lower part of the mandrel can be separated, and the water hole channel can be mainly used for preventing the water hole from falling off. The lower half part of the mandrel 1 is sleeved with two wire brushes 8 and a lower righting body 10. A friction cylinder 11 is further sleeved between the lower righting body 10 and the mandrel 1, mainly plays roles in wear resistance and lubrication, and also plays a role in protecting the mandrel 1 and the lower righting body 10 from being worn. The lower centralizing body 10 can rotate independently, a friction ring 12 is arranged between the lower end of the lower centralizing body 10 and the lower joint 6, and the friction ring 12 mainly plays a role in wear resistance and lubrication and also plays a role in protecting the mandrel 1, the lower centralizing body 10 and the lower joint 6 from being worn. The lower end of the mandrel 1 is connected with the lower joint 6 through threads, and three anti-drop pins 17 are further arranged, so that the lower joint 6 is mainly prevented from being buckled with the internal thread 5 at the lower end of the mandrel 1, and the effect of dropping is achieved.
Compared with the traditional sleeve steel wire brush, the utility model has the advantages of large space of the flow body, strong cleaning capability, rotary work, reduction of steel wire abrasion, increase of the service life of the tool, reduction of cost, reduction of the construction period of workover treatment and improvement of workover efficiency; the brush body is convenient to maintain and can be continuously used after being replaced for many times. Greatly reduces the well repairing operation cost, improves the well repairing quality and meets the actual requirements of oil field production and development. The utility model discloses simple structure, sturdy and durable, safe and reliable, convenient maintenance. Has very important practical significance for accelerating and improving the efficiency of workover operation and developing workover technology.
Claims (7)
1. The utility model provides a high-efficient wire brush scraper which characterized in that: comprises a circular tube-shaped mandrel (1), wherein the center of the mandrel (1) is provided with a water hole channel (2); the external thread (3) at the upper end of the mandrel (1) is in threaded connection with the internal thread (5) of the upper joint (4); the external thread (3) at the lower end of the mandrel (1) is in threaded connection with the internal thread (5) of the lower joint (6); the middle part of the excircle of the mandrel (1) is provided with an annular boss (7); two steel wire brushes (8) and an upper centralizing body (9) are sequentially sleeved on the mandrel (1) between the annular boss (7) and the upper joint (4) from bottom to top; two steel wire brushes (8) and a lower centralizing body (10) are sequentially sleeved on the mandrel (1) between the annular boss (7) and the lower joint (6) from top to bottom.
2. A high efficiency wire brush scraper in accordance with claim 1 wherein: and friction cylinders (11) are arranged between the upper righting body (9) and the outer circle of the mandrel (1) and between the lower righting body (10).
3. A high efficiency wire brush scraper in accordance with claim 2 wherein: the friction cylinder (11) is in a straight cylinder structure, one end of the straight cylinder structure is provided with a vertical outward flanging (19); one end of the vertical outward flanging (19) is positioned at one end of the steel wire brush (8).
4. A high efficiency wire brush scraper in accordance with claim 2 wherein: and friction rings (12) are arranged between the upper righting body (9) and the upper joint (4) and between the lower righting body (10) and the lower joint (6).
5. A high efficiency wire brush scraper in accordance with claim 2 wherein: the upper righting body (9) and the lower righting body (10) are both of a cylindrical structure, and a group of spiral diversion trenches (18) uniformly distributed along the circumference are formed in the outer circles of the upper righting body (9) and the lower righting body (10).
6. A high efficiency wire brush scraper in accordance with claim 1 wherein: anti-falling grooves (15) are formed below the external thread (3) at the upper end of the mandrel (1) and above the external thread (3) at the lower end of the mandrel (1); anti-falling holes (16) are uniformly distributed on the upper joint (4) and the lower joint (6) corresponding to the anti-falling grooves (15) along the circumference; an anti-falling pin (17) is arranged in the anti-falling hole (16); one end of the anti-falling pin (17) is propped in the anti-falling groove (15).
7. A high efficiency wire brush scraper in accordance with claim 1 wherein: the steel wire brush (8) comprises a brush body (13) with a cylindrical structure, and steel wires (14) which are densely distributed in a spiral shape are arranged on the outer circle of the brush body (13); one end of the steel wire (14) is vertically welded with the excircle of the brush body (13), and the other end of the steel wire (14) is suspended.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020493658.1U CN212898433U (en) | 2020-04-07 | 2020-04-07 | High-efficient wire brush scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020493658.1U CN212898433U (en) | 2020-04-07 | 2020-04-07 | High-efficient wire brush scraper |
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| Publication Number | Publication Date |
|---|---|
| CN212898433U true CN212898433U (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020493658.1U Active CN212898433U (en) | 2020-04-07 | 2020-04-07 | High-efficient wire brush scraper |
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| CN (1) | CN212898433U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335847A (en) * | 2020-04-07 | 2020-06-26 | 贵州高峰石油机械股份有限公司 | High-efficient wire brush scraper |
-
2020
- 2020-04-07 CN CN202020493658.1U patent/CN212898433U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335847A (en) * | 2020-04-07 | 2020-06-26 | 贵州高峰石油机械股份有限公司 | High-efficient wire brush scraper |
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