CN211008481U - High-strength anti-corrosion wear-resistant sucker rod - Google Patents
High-strength anti-corrosion wear-resistant sucker rod Download PDFInfo
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- CN211008481U CN211008481U CN201921990026.XU CN201921990026U CN211008481U CN 211008481 U CN211008481 U CN 211008481U CN 201921990026 U CN201921990026 U CN 201921990026U CN 211008481 U CN211008481 U CN 211008481U
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- sucker rod
- modified epoxy
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Abstract
The utility model discloses an anticorrosive wear-resisting sucker rod of high strength relates to sucker rod technical field, including the body of rod, the both ends of the body of rod all are equipped with spanner square diameter and joint in proper order, the body of rod is the arc flange with the connecting portion in spanner square diameter, spanner square diameter is the thrust face circular bead with the connecting portion that connects, the spiro union has the coupling on the joint, the body of rod, spanner square diameter, arc flange and the outside soaking spraying of thrust face circular bead have modified epoxy layer, modified epoxy layer outer thermal spraying has super hydrophobic grained layer, form 0.2~0.35 mm's permeable formation between modified epoxy layer and the super hydrophobic grained layer. The utility model provides a technical problem that the wear-resisting corrosion resistance of sucker rod is poor among the prior art, the utility model discloses have good anticorrosive wear resistance, promoted the life of sucker rod greatly.
Description
Technical Field
The utility model relates to a sucker rod technical field, in particular to anticorrosive wear-resisting sucker rod of high strength.
Background
The sucker rod is an important force transmission component in the oil pumping unit, the upper end of the sucker rod is connected with the polished rod, the lower end of the sucker rod is connected with the oil well pump, the up-and-down motion of the polished rod is transmitted to the oil well pump through the sucker rod, and the oil well pump is driven to carry out oil extraction operation. However, with the increasing of the oil field submergence force, the depth of the oil well pump is increased continuously, the problems of the aging of the oil pumping rod, the eccentric wear of the inclined shaft, the corrosion and the like are serious due to the bad underground environment, the service life of the oil pumping rod is greatly influenced, the oil pumping rod needs to be replaced frequently, and the oil pumping cost is increased.
Disclosure of Invention
To above defect, the utility model aims at providing a anticorrosive wear-resisting sucker rod of high strength aims at solving among the prior art technical problem that the sucker rod is wear-resisting, corrosion resistance is poor.
In order to solve the technical problem, the technical scheme of the utility model is that:
the utility model provides a anticorrosive wear-resisting sucker rod of high strength, which comprises a rod body, the both ends of the body of rod all are equipped with spanner square diameter and joint in proper order, the body of rod is the arc flange with the connecting portion of spanner square diameter, spanner square diameter is the thrust face circular bead with the connecting portion of joint, the spiro union has the coupling on the joint, the body of rod, spanner square diameter, arc flange and the outside soaking spraying of thrust face circular bead have modified epoxy layer, modified epoxy layer outer hot spraying has super hydrophobic grained layer, form 0.2~0.35 mm's permeable formation between modified epoxy layer and the super hydrophobic grained layer.
Wherein, the outside of coupling is equipped with zinc-aluminium cladding material.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
because the high-strength anticorrosion wear-resistant sucker rod comprises a rod body, arc-shaped flanges, wrench square diameters, bearing surface shoulders and joints are sequentially arranged at the two ends of the rod body, a coupling is connected on the joints in a screwed manner, a modified epoxy layer is sprayed outside the rod body, the wrench square diameters, the arc-shaped flanges and the bearing surface shoulders in a soaking manner, a super-hydrophobic particle layer is sprayed outside the modified epoxy layer in a hot manner, a permeable layer with the thickness of 0.2-0.35 mm is formed between the modified epoxy layer and the super-hydrophobic particle layer, the anticorrosion wear-resistant performance of the high-strength anticorrosion wear-resistant sucker rod is improved by means of the modified epoxy layer, the friction coefficient outside the high-strength anticorrosion wear-resistant sucker rod is reduced by means of the super-hydrophobic particle layer, the self-cleaning performance is improved, the anticorrosion wear-resistant performance of the high-strength anticorrosion wear-resistant sucker rod, the performance of each coating is utilized to the maximum extent, so that the performance of the high-strength anticorrosion wear-resistant sucker rod is greatly enhanced, and the service life is greatly prolonged.
To sum up, the utility model provides an among the prior art technical problem that the wear-resisting corrosion resistance of sucker rod is poor, the utility model discloses have good anticorrosive wear resistance, promoted the life of sucker rod greatly.
Drawings
FIG. 1 is a schematic structural view and a partial enlarged view of a high-strength anticorrosion wear-resistant sucker rod of the present invention;
in the figure, 1-rod body, 2-arc flange, 3-wrench square diameter, 4-thrust surface shoulder, 5-joint, 6-coupling, 7-modified epoxy resin layer, 8-super-hydrophobic particle layer and 9-permeable layer.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
The position that involves in this specification all uses the utility model relates to a position of high strength anticorrosion wear-resisting sucker rod when normally working is the standard, does not restrict its storage and position when transporting, only represents relative position relation, does not represent absolute position relation.
As shown in figure 1, a high-strength anticorrosion wear-resistant sucker rod comprises a rod body 1, wherein both ends of the rod body 1 are sequentially provided with a wrench square diameter 3 and a joint 5, the connecting part of the rod body 1 and the wrench square diameter 3 is an arc-shaped flange 2, the connecting part of the wrench square diameter 3 and the joint 5 is a thrust surface shoulder 4, the rod body 1, the wrench square diameter 3, the arc-shaped flange 2, the thrust surface shoulder 4 and the joint 5 are all integrally formed, the material of the sucker rod is alloy steel, and the sucker rod reaches H L high-strength level (tensile strength 965 1195MPa) and higher plasticity indexes through thermal refining.
As shown in fig. 1, the spiro union has coupling 6 on the joint 5, preferably, coupling 6's outside is equipped with zinc-aluminium cladding material, thereby the anticorrosive wear resistance of coupling 6 has been promoted greatly, the body of rod 1, spanner square diameter 3, the outside soaking spraying of arc flange 2 and thrust face shoulder 4 has modified epoxy layer 7, the outer hot spraying of modified epoxy layer 7 has super hydrophobic grained layer 8, form 0.2~0.3 mm's permeable formation 9 between modified epoxy layer 7 and the super hydrophobic grained layer 8, concrete operation is: firstly, roughening the outer side surfaces of a rod body 1, a wrench square diameter 3, an arc-shaped flange 2 and a bearing face shoulder 4, then placing the rod body in a spraying chamber, charging static electricity to a sucker rod through a static electricity charging device, after the static electricity charging is completed, uniformly spraying modified epoxy resin powder to the sucker rod, wherein the modified epoxy resin powder is preferably nano silicon dioxide modified epoxy resin, then entering a high-temperature chamber for fusion and solidification to form a modified epoxy resin layer 7, after the completion, placing a semi-finished product back to the spraying chamber, spraying the modified epoxy resin powder to the treated sucker rod, then spraying super-hydrophobic particles on the sucker rod, wherein the super-hydrophobic particles are prepared from hydrophobic modified epoxy resin and ceramic powder, transferring the sucker rod to the high-temperature chamber for fusion and solidification to enable the super-hydrophobic particles to penetrate into the modified epoxy resin layer 7 to form a permeable layer 9 with the thickness of 0.2-0.3 mm, and lifting the rod body 1 through the modified epoxy resin, The corrosion and wear resistance of the square diameter 3 of the wrench, the arc-shaped flange 2 and the shoulder 4 of the thrust surface is reduced by the super-hydrophobic particle layer 8, the friction coefficients of the rod body 1, the square diameter 3 of the wrench, the arc-shaped flange 2 and the shoulder 4 of the thrust surface are reduced, the self-cleaning performance of the rod body 1, the square diameter 3 of the wrench, the arc-shaped flange 2 and the shoulder 4 of the thrust surface is improved, and the wear resistance of the rod body 1, the square diameter 3 of the wrench, the arc-shaped flange 2 and the shoulder 4 of the thrust surface is further improved; the permeable layer 9 formed by the permeation of the modified epoxy resin layer 7 and the super-hydrophobic particle layer 8 fully combines the physical performance advantages of the modified epoxy resin layer and the super-hydrophobic particle layer, and greatly improves the corrosion resistance and wear resistance of the sucker rod.
The present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes without creative labor from the above conception, and all the changes fall within the protection scope of the present invention.
Claims (2)
1. The utility model provides a anticorrosive wear-resisting sucker rod of high strength, includes the body of rod, the both ends of the body of rod all are equipped with spanner square diameter and joint in proper order, the body of rod with the connecting portion in spanner square diameter are the arc flange, spanner square diameter with the connecting portion of joint are for pushing away the bearing surface circular bead, the spiro union has the coupling on the joint, a serial communication port, the body of rod the spanner square diameter the arc flange and the outside soaking spraying of bearing surface circular bead has modified epoxy layer, the outer hot spraying of modified epoxy layer has super hydrophobic grained layer, modified epoxy layer with form 0.2~0.35 mm's permeable formation between the super hydrophobic grained layer.
2. The high-strength anticorrosion wear-resistant sucker rod as claimed in claim 1, wherein the coupling is provided with a zinc-aluminum coating on the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921990026.XU CN211008481U (en) | 2019-11-18 | 2019-11-18 | High-strength anti-corrosion wear-resistant sucker rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921990026.XU CN211008481U (en) | 2019-11-18 | 2019-11-18 | High-strength anti-corrosion wear-resistant sucker rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211008481U true CN211008481U (en) | 2020-07-14 |
Family
ID=71505958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921990026.XU Active CN211008481U (en) | 2019-11-18 | 2019-11-18 | High-strength anti-corrosion wear-resistant sucker rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211008481U (en) |
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2019
- 2019-11-18 CN CN201921990026.XU patent/CN211008481U/en active Active
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