CN212614565U - Wear-resistant centralizer for sucker rod - Google Patents
Wear-resistant centralizer for sucker rod Download PDFInfo
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- CN212614565U CN212614565U CN202020780464.XU CN202020780464U CN212614565U CN 212614565 U CN212614565 U CN 212614565U CN 202020780464 U CN202020780464 U CN 202020780464U CN 212614565 U CN212614565 U CN 212614565U
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- guide
- shaft sleeve
- cover plate
- protective shell
- sleeve
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Abstract
The utility model discloses a wear-resistant centralizer for a sucker rod, which comprises a protective shell, an anti-slip shaft sleeve arranged at the periphery of the protective shell, a first limit cover plate arranged at one end of the connecting part of the protective shell and the anti-slip shaft sleeve, a second limit cover plate arranged at the other end of the connecting part of the protective shell and the anti-slip shaft sleeve, a first guide shaft sleeve arranged relatively with the second limit cover plate, a second guide shaft sleeve arranged between the first guide shaft sleeve and the protective shell and a guide seat uniformly arranged in the protective shell, wherein the centralizer for the wear-resistant sucker rod is convenient for connecting the first limit cover plate and the second limit cover plate with the anti-slip shaft sleeve through a connecting component, limiting the sucker rod through the first guide shaft sleeve, the second guide shaft sleeve and the guide seat, and limiting the first guide shaft sleeve through a limiting hole on the second limit cover plate, thereby effectively ensuring the quality of limiting the sucker rod.
Description
Technical Field
The utility model relates to a sucker rod correlation technique field specifically is a stand wear and tear centralizer for sucker rod.
Background
The sucker rod centralizer is greatly superior to the traditional nylon centralizer in abrasion resistance, impact resistance, corrosion resistance, low temperature resistance, self-lubrication and non-water absorption, overcomes the defects of easy water absorption and swelling, hydrolysis, large low-temperature brittleness, fragility and large frictional resistance of nylon, and can weaken the impact of a rod and a pipe in reciprocating motion due to excellent flexibility and impact energy absorption characteristics; the extremely low friction coefficient is beneficial to reducing the reciprocating friction wear and the load of the oil pumping unit; the moderate hardness is beneficial to reducing the abrasion to the oil pumping pipe body and the oil pumping rod body;
the inventor of the utility model finds that the centralizer for the sucker rod in the prior art has simple structure and single use mode due to the design characteristics, and is inconvenient to limit the sucker rod in the actual use process, thereby reducing the centralizing quality of the sucker rod and further failing to meet various use requirements of the prior centralizer for the sucker rod;
to this end, we propose a wear-resistant centralizer for sucker rods.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stand wear and tear centralizer for sucker rod aims at the problem of improvement.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a wear-resistant centralizer for a sucker rod comprises a protective shell, an anti-slip shaft sleeve arranged on the periphery of the protective shell, a first limit cover plate arranged at one end of the joint of the protective shell and the anti-slip shaft sleeve, a second limit cover plate arranged at the other end of the joint of the protective shell and the anti-slip shaft sleeve, a first guide shaft sleeve arranged opposite to the second limit cover plate, a second guide shaft sleeve arranged between the first guide shaft sleeve and the protective shell, limit holes arranged on the second limit cover plate and matched with the first guide shaft sleeve, and guide seats uniformly arranged in the protective shell, wherein the inner wall of the anti-slip shaft sleeve is tangent to the periphery of the protective shell, the first limit cover plate and the second limit cover plate are respectively connected through a connecting component, so that the first limit cover plate and the second limit cover plate are conveniently connected with the anti-slip shaft sleeve through the connecting component, and the anti-slip shaft sleeve is conveniently limited, the first guide shaft sleeve, the second guide shaft sleeve and the guide seat are used for limiting the sucker rod, and the first guide shaft sleeve is convenient to limit through the limiting hole in the second limiting cover plate, so that the quality of limiting the sucker rod is effectively guaranteed;
as a preferable aspect of the present invention, the second guide shaft sleeve is integrally formed with the protective housing, and the periphery of the second guide shaft sleeve is arranged tangentially to the inner side of the first guide shaft sleeve, so that the stability of the connection between the first guide shaft sleeve and the protective housing is effectively improved, and the second guide shaft sleeve is convenient to rotate around the first guide shaft sleeve as a central axis;
as a preferable aspect of the utility model, the periphery of the guide seat is respectively fixedly connected with the inner side of the protective shell, and the cross section of the guide seat is set to be U-shaped, thereby effectively improving the stability of the connection between the guide seat and the protective shell;
as a preferable aspect of the present invention, the connecting assembly includes limit pin holes respectively and uniformly provided at the peripheries of both sides of the anti-slip shaft sleeve and limit pin shafts respectively provided at the inner sides of the first limit cover plate and the second limit cover plate, the limit pin shafts are respectively connected with the first limit cover plate and the second limit cover plate, thereby facilitating the connection of the first limit cover plate and the second limit cover plate with the anti-slip shaft sleeve through the mutual complementary action between the limit pin shafts and the limit pin holes;
as a preferable aspect of the present invention, the utility model further comprises third guiding axle sleeves respectively arranged on the guiding seats, the third guiding axle sleeves are respectively integrated with the guiding seats, and the third guiding axle sleeves are respectively communicated with the guiding seats, thereby effectively improving the stability of the connection between the third guiding axle sleeves and the guiding seats;
as a preferred aspect of the utility model, still including setting up the connection pterygoid lamina in first guiding axle sleeve one side in addition, connect pterygoid lamina and first guiding axle sleeve fixed connection, and then be convenient for carry on spacingly through connecting pterygoid lamina to first guiding axle sleeve.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the characteristics of reasonable design and simple operation, the utility model relates to a wear-resistant centralizer for sucker rod, which comprises a protective shell, an anti-slip shaft sleeve arranged at the periphery of the protective shell, a first limit cover plate arranged at one end of the connecting part of the protective shell and the anti-slip shaft sleeve, a second limit cover plate arranged at the other end of the connecting part of the protective shell and the anti-slip shaft sleeve, a first guide shaft sleeve arranged relatively with the second limit cover plate, a second guide shaft sleeve arranged between the first guide shaft sleeve and the protective shell, a limit hole arranged on the second limit cover plate and matched with the first guide shaft sleeve, and guide seats uniformly arranged in the protective shell, wherein the inner wall of the anti-slip shaft sleeve is arranged tangentially with the periphery of the protective shell, the first limit cover plate and the second limit cover plate are respectively connected through a connecting component, and then be convenient for be connected first spacing apron and the spacing apron of second with anti-skidding axle sleeve through coupling assembling to be convenient for carry on spacingly with anti-skidding axle sleeve, and carry on spacingly through first guide axle sleeve, second guide axle sleeve and guide holder to the sucker rod, be convenient for in addition carry on spacingly through spacing pore pair first guide axle sleeve on the spacing apron of second, and then the effectual quality of carrying on spacingly to the sucker rod of having guaranteed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a half-sectional view of the overall structure of a wear-resistant centralizer for a sucker rod of the present invention;
FIG. 2 is a schematic view of the alternative view of FIG. 1 of a wear resistant centralizer for a sucker rod of the present invention;
FIG. 3 is a schematic structural view of the overall structure of the abrasion-resistant centralizer for sucker rod of the present invention;
fig. 4 is a schematic structural view showing an enlarged view of a point a in the abrasion-resistant centralizer for a sucker rod according to the present invention.
In the figure: 1-protective shell, 2-antiskid shaft sleeve, 21-limit pin hole, 3-first limit cover plate, 4-second limit cover plate, 41-limit hole, 5-first guide shaft sleeve, 51-connecting wing plate, 6-second guide shaft sleeve, 7-guide seat, 71-third guide shaft sleeve and 8-limit pin shaft.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution: a wear-resistant centralizer for an oil pumping rod comprises a protective shell 1, an anti-slip shaft sleeve 2 arranged on the periphery of the protective shell 1, a first limit cover plate 3 arranged at one end of the joint of the protective shell 1 and the anti-slip shaft sleeve 2, a second limit cover plate 4 arranged at the other end of the joint of the protective shell 1 and the anti-slip shaft sleeve 2, a first guide shaft sleeve 5 arranged opposite to the second limit cover plate 4, a second guide shaft sleeve 6 arranged between the first guide shaft sleeve 5 and the protective shell 1, a limit hole 41 arranged on the second limit cover plate 4 and matched with the first guide shaft sleeve 5, and guide seats 7 uniformly arranged in the protective shell 1, wherein the inner wall of the anti-slip shaft sleeve 2 is arranged in a tangent way with the periphery of the protective shell 1, the first limit cover plate 3 and the second limit cover plate 4 are respectively connected through a connecting component, so that the first limit cover plate 3 and the second limit cover plate 4 are conveniently connected with the anti-slip shaft sleeve 2 through the, therefore, the anti-skid shaft sleeve 2 is convenient to limit, the sucker rod is limited through the first guide shaft sleeve 5, the second guide shaft sleeve 6 and the guide seat 7, in addition, the first guide shaft sleeve 5 is convenient to limit through the limiting hole 41 on the second limiting cover plate 4, and the quality of limiting the sucker rod is further effectively ensured;
referring to fig. 1, 2, 3 and 4, the second guide shaft sleeve 6 is integrally formed with the protective housing 1, and the periphery of the second guide shaft sleeve 6 is arranged in a tangential manner with respect to the inner side of the first guide shaft sleeve 5, so that the stability of the connection between the first guide shaft sleeve 5 and the protective housing 1 is effectively improved, and the second guide shaft sleeve 6 can conveniently rotate around the first guide shaft sleeve 5 as a central axis;
referring to fig. 1, 2, 3 and 4, the periphery of the guide seat 7 is fixedly connected with the inner side of the protective housing 1, and the cross section of the guide seat 7 is U-shaped, so that the stability of the connection between the guide seat 7 and the protective housing 1 is effectively improved;
referring to fig. 1, 2, 3 and 4, the connecting assembly includes limiting pin holes 21 respectively and uniformly arranged at the peripheries of the two sides of the anti-slip shaft sleeve 2 and limiting pin shafts 8 respectively arranged at the inner sides of the first limiting cover plate 3 and the second limiting cover plate 4, the limiting pin shafts 8 are respectively connected with the first limiting cover plate 3 and the second limiting cover plate 4, and further the first limiting cover plate 3 and the second limiting cover plate 4 are respectively connected with the anti-slip shaft sleeve 2 through the mutual complementary action between the limiting pin shafts 8 and the limiting pin holes 21;
referring to fig. 1, 2, 3 and 4, the device further includes third guide shaft sleeves 71 respectively disposed on the guide bases 7, the third guide shaft sleeves 71 are respectively integrally formed with the guide bases 7, and the third guide shaft sleeves 71 are respectively communicated with the guide bases 7, so as to effectively improve the stability of connection between the third guide shaft sleeves 71 and the guide bases 7;
referring to fig. 1, 2, 3 and 4, the guide device further includes a connection wing plate 51 disposed at one side of the first guide sleeve 5, and the connection wing plate 51 is fixedly connected to the first guide sleeve 5, so that the first guide sleeve 5 is conveniently limited by the connection wing plate 51.
The working principle is as follows: the utility model is provided with a protective shell 1, an antiskid sleeve 2 arranged at the periphery of the protective shell 1, a first limit cover plate 3 arranged at one end of the connecting part of the protective shell 1 and the antiskid sleeve 2, a second limit cover plate 4 arranged at the other end of the connecting part of the protective shell 1 and the antiskid sleeve 2, a first guide sleeve 5 arranged opposite to the second limit cover plate 4, a second guide sleeve 6 arranged between the first guide sleeve 5 and the protective shell 1, a limit hole 41 arranged on the second limit cover plate 4 and matched with the first guide sleeve 5 and a guide seat 7 uniformly arranged in the protective shell 1, the inner wall of the antiskid sleeve 2 is arranged tangentially to the periphery of the protective shell 1, the first limit cover plate 3 and the second limit cover plate 4 are respectively connected through a connecting component, thereby facilitating the connection of the first limit cover plate 3 and the second limit cover plate 4 with the antiskid sleeve 2 through the connecting component, thereby be convenient for carry on spacingly with anti-skidding axle sleeve 2 to carry on spacingly through first guiding axle sleeve 5, second guiding axle sleeve 6 and guide holder 7 to the sucker rod, be convenient for in addition carry on spacingly through spacing hole 41 on the spacing apron 4 of second to first guiding axle sleeve 5, and then the effectual quality of carrying on spacingly to the sucker rod of having guaranteed.
The device that obtains through above-mentioned design has basically satisfied the centralizer for sucker rod among the prior art because its design characteristics itself, simple structure and using-way are single, in the use of reality, be not convenient for carry on spacingly to the sucker rod, and then reduced the quality of rightting to the sucker rod, and then can't satisfy the use to the multiple user demand of centralizer for the sucker rod at present, but at present the purpose of further perfecting its function, the designer has carried out further improvement to the device.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a stand wear and tear centralizer for sucker rod which characterized in that: the anti-skid device comprises a protective shell (1), an anti-skid shaft sleeve (2) arranged on the periphery of the protective shell (1), a first limiting cover plate (3) arranged at one end of the joint of the protective shell (1) and the anti-skid shaft sleeve (2), a second limiting cover plate (4) arranged at the other end of the joint of the protective shell (1) and the anti-skid shaft sleeve (2), a first guide shaft sleeve (5) arranged opposite to the second limiting cover plate (4), a second guide shaft sleeve (6) arranged between the first guide shaft sleeve (5) and the protective shell (1), a limiting hole (41) arranged on the second limiting cover plate (4) and matched with the first guide shaft sleeve (5), and guide seats (7) uniformly arranged in the protective shell (1);
the inner wall of antiskid axle sleeve (2) and the periphery of protective housing (1) are tangent to be set up, first spacing apron (3) and second spacing apron (4) are connected through coupling assembling respectively.
2. A wear-resistant centralizer for sucker rods according to claim 1, characterized in that the second guide sleeve (6) is integrally formed with the protective housing (1), and the outer circumference of the second guide sleeve (6) is arranged tangentially to the inner side of the first guide sleeve (5).
3. A wear-resistant centralizer for sucker rods according to claim 2, wherein the guide seats (7) are fixedly connected at their outer peripheries to the inner sides of the protective housing (1), respectively, and the guide seats (7) are formed in a U-shape in cross section.
4. The wear-resistant centralizer for the sucker rod according to claim 3, wherein the connecting assembly comprises limiting pin holes (21) uniformly arranged on the peripheries of the two sides of the anti-skid shaft sleeve (2) respectively and limiting pin shafts (8) arranged on the inner sides of the first limiting cover plate (3) and the second limiting cover plate (4) respectively, and the limiting pin shafts (8) are connected with the first limiting cover plate (3) and the second limiting cover plate (4) respectively for stability.
5. The abrasion-resistant centralizer for sucker rods according to claim 4, further comprising third guide bushings (71) respectively disposed on the guide seats (7), wherein the third guide bushings (71) are respectively formed integrally with the guide seats (7), and the third guide bushings (71) are respectively communicated with the guide seats (7).
6. The abrasion-resistant centralizer for sucker rod according to claim 5, further comprising a connection wing plate (51) disposed at one side of the first guide sleeve (5), wherein the connection wing plate (51) is fixedly connected with the first guide sleeve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020780464.XU CN212614565U (en) | 2020-05-12 | 2020-05-12 | Wear-resistant centralizer for sucker rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020780464.XU CN212614565U (en) | 2020-05-12 | 2020-05-12 | Wear-resistant centralizer for sucker rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212614565U true CN212614565U (en) | 2021-02-26 |
Family
ID=74726869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020780464.XU Expired - Fee Related CN212614565U (en) | 2020-05-12 | 2020-05-12 | Wear-resistant centralizer for sucker rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212614565U (en) |
-
2020
- 2020-05-12 CN CN202020780464.XU patent/CN212614565U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210607 Address after: 163010 Room 201, no.6-3, Hubin teachers garden, high tech Zone, Daqing City, Heilongjiang Province Patentee after: Daqing Guangran Petroleum Technology Development Co.,Ltd. Address before: Harbin Petroleum Institute, no.297, Songpu Road, Songbei District, Harbin City, Heilongjiang Province, 150028 Patentee before: Ou Yanwu |
|
| 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: 20210226 |