CN202370451U - Rope suspension device - Google Patents
Rope suspension device Download PDFInfo
- Publication number
- CN202370451U CN202370451U CN2011205310472U CN201120531047U CN202370451U CN 202370451 U CN202370451 U CN 202370451U CN 2011205310472 U CN2011205310472 U CN 2011205310472U CN 201120531047 U CN201120531047 U CN 201120531047U CN 202370451 U CN202370451 U CN 202370451U
- Authority
- CN
- China
- Prior art keywords
- polished rod
- rod eye
- thrust bearing
- medium pore
- bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000725 suspension Substances 0.000 title 1
- 239000011148 porous material Substances 0.000 claims abstract description 31
- 230000002265 prevention Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 12
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000010734 process oil Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to a polished rod eye contains a polished rod eye casing that has three parallel arrangement's pore, and the central hole that lies in central authorities in three pore has run through a polished rod, and the side opening of both sides has run through wire rope respectively, and this polished rod has the checkpost at the rigidity of polished rod eye top, and the plumbous cap has been irritated to every this wire rope's one end, and this plumbous cap supports with the lower extreme of polished rod eye casing mutually, the both sides of polished rod eye casing have set firmly respectively that the person that supplies grips prevent pounding the handle, and the polished rod eye is provided with a thrust bearing and a locating bearing that combines together with this polished rod on central authorities ' hole. By means of the arrangement of the smashing prevention handle, an operator can hold the handle, and the purpose of safe operation is achieved; borrow by thrust bearing and location bearing's design, make the utility model discloses on can preventing the basis of sucker rod dropout, can also prevent polished rod friction polished rod eye pore wall, prevent the wearing and tearing of polished rod promptly.
Description
Technical field
The utility model relates to the oil pumper that uses on a kind of oilfield, refers to a kind of polished rod eye of oil pumper especially.
Background technology
At present, the oil recovery technique field in the oil field, the operating personnel in oil recovery process more adopts oil pumper lifting well liquid, and oil pumper pumps through polished rod eye drive polished rod, sucker rod and the plunger that hangs on the yaw, realizes the purpose of recovering the oil.But oil pumper moves back and forth in the process oil pumping; Because the wire rope that connects between yaw and the polished rod eye can produce torsion in lifting process; Make polished rod eye produce rotation, and the polished rod that the rotation meeting of polished rod eye directly causes wearing with it rotate, the sucker rod generation dropout phenomenon that makes polished rod and be connected in series mutually with polished rod; In a single day sucker rod is threaded off, will cause oil well to stop production.
So the dealer improves the polished rod eye structure, the polished rod eye of improvement has polished rod eye, polished rod, two wire rope, is stuck in the clamp on the polished rod, and thrust bearing.Wherein, the middle part of this polished rod eye vertically offers a centre bore, and the both sides of centre bore vertically offer wire rope hole; Polished rod and two wire rope run through this polished rod eye through above-mentioned hole; And thrust bearing is set on the polished rod, and joins with the top of polished rod eye, when the torsion that produces when wire rope rotates polished rod eye; This thrust bearing can separate the rotation of polished rod eye and polished rod, and polished rod is not radially twisted at it.But, because in this kind polished rod eye structure, the centre bore hole wall of polished rod outer wall and polished rod eye joins; When polished rod eye and the relative rotation of polished rod generation; With the passing of time the centre bore hole wall mutual friction mutually of polished rod outer wall and polished rod eye can cause the damage of polished rod and polished rod eye center hole wall, influences its application life.
And in order to prevent above-mentioned friction, the insider can think and enlarge the aperture of this centre bore easily, and the centre bore hole wall of polished rod outer wall and polished rod eye is separated, with the generation of avoiding rubbing.But, the polished rod after the separation, itself and polished rod eye are only located at the thrust bearing place of polished rod eye upper end; Do not have the location with the lower end of polished rod eye; When wire rope twists, can cause the relative polished rod swing of polished rod eye again, cause the bottom and the polished rod generation frequent impact of its centre bore; So also can damage the inwall of polished rod and polished rod eye, influence its application life.
In addition, when operation personnel both hands were held up the clamp of holding polished rod eye or its upper end, the polished rod eye that rocks of polished rod also can bring potential safety hazard to the operating personnel relatively, was prone to cause pound taking place frequently of hand, tong accident.
So, the utility model in view of the foregoing, so that a kind of novel polished rod eye to be provided.
The utility model content
The purpose of the utility model promptly provides a kind of polished rod eye, to overcome above-mentioned defective.
The purpose of above-mentioned the utility model is to be realized by following technical scheme:
A kind of polished rod eye of the utility model comprises a polished rod eye housing, and the compartment of terrain offers three longitudinal holes that are arranged in parallel in the polished rod eye housing; Medium pore upper end in the middle of wherein being positioned at is provided with a thrust bearing; One polished rod is arranged in this thrust bearing and this medium pore versatilely, and links to each other with a sucker rod, and the polished rod end above thrust bearing has also fixed clamp; The lateral opening wire rope that is equipped with respectively of these medium pore both sides; The upper end of wire rope is connected with the yaw of oil pumper, the lower end irritate be connected with polished rod eye housing lower surface push up mutually to plumbous cap, the polished rod eye enclosure interior also offers a location annular groove at the hypomere of medium pore; Be equiped with the radial location device that socket-connects with polished rod in this positioning ring groove, and the aperture of medium pore is greater than the diameter of the corresponding section of polished rod.
Aforesaid polished rod eye, described polished rod eye housing is formed by connecting two cap make-ups, and this medium pore, lateral opening and positioning ring groove are spliced by the semi-circular recesses make-up of these two caps.
Aforesaid polished rod eye, described radial location device are a location bearing, and the bearing support of this location bearing is fastened in this positioning ring groove.
The position that aforesaid polished rod eye, the end face of said polished rod eye housing are positioned at medium pore further offer one supply the bearing support engaging location of this thrust bearing the bearing support groove.
Aforesaid polished rod eye, the both sides of each described cap all can be installed with the grip part that supplies the user to grip, and two grip part shapes of this each side match and can splice each other; Also or, the both sides of one of them said cap are installed with the grip part that supplies the user to grip.
Aforesaid polished rod eye, described grip part are an anti-handle of pounding, and each anti-handle of pounding all offers the grip hole that supplies the user to grip.
Aforesaid polished rod eye, two caps of said polished rod eye housing offer the bolt hole that supplies these two caps of lock bolt locking respectively.
Aforesaid polished rod eye is characterized in that, described polished rod is fixed with two square clamps in the upper end of thrust bearing, and the clamp and the top chock of this thrust bearing that are positioned at the below push up mutually to.
By above technical scheme, the advantage of the utility model is that described polished rod eye case top is provided with thrust bearing, has separated the twist motion of polished rod eye and polished rod, can prevent polished rod and pumping rod disengaging;
The aperture of described medium pore is greater than the bar footpath of polished rod; And in medium pore, be provided with location bearing; Make polished rod can pass through thrust bearing and location bearing, in the central duct of polished rod eye, realize radial location, friction and collision do not take place with the polished rod eye inwall; Guaranteed polished rod and polished rod eye avoid wearing and tearing, improved application life;
The radial location of above-mentioned polished rod and polished rod eye medium pore; The relative polished rod of polished rod eye is not swung, be beneficial to gripping of operating personnel, moreover; Described polished rod eye housing also is installed with the grip part in its both sides; Make the operating personnel in carrying and install, can hold the grip part during dismounting polished rod eye, more reach and prevent to pound hand, the effect of protection operating personnel safety.
Description of drawings
Fig. 1 is the three-dimensional structure diagram of the utility model;
Fig. 2 removes the cut-away view behind the side cap for Fig. 1;
Fig. 3 is the plane structure chart of cap medial surface.
The critical element label declaration:
1 polished rod eye housing, 11 caps
111 bearing support grooves, 112 medium pores
113 positioning ring grooves 114 are lateral opening
115 bolts hole
2 thrust bearings, 3 clamps
4 location bearings, 5 polished rods
6 wire rope, 61 plumbous caps
7 lock bolts, the 8 anti-handles of pounding
81 grip holes
The specific embodiment
For the technological means, the goal of the invention that make the utility model and reach effect and have more complete and clearly disclose,, and please consult accompanying drawing and element numbers in the lump now in specifying down.
See also shown in Figure 1ly, be to disclose the three-dimensional structure diagram of the utility model.
A kind of polished rod eye of the utility model comprises polished rod eye housing 1, thrust bearing 2, clamp 3, radial location device (in the present embodiment being a location bearing 4, as shown in Figure 2), polished rod 5, wire rope 6, lock bolt 7 and grip part (being the anti-handle 8 of pounding in the present embodiment).
Please consult Fig. 2 and shown in Figure 3 in the lump; A kind of polished rod eye of the utility model comprises a polished rod eye housing 1, and the compartment of terrain offers three longitudinal holes that are arranged in parallel in the polished rod eye housing 1; Medium pore 112 upper ends in the middle of wherein being positioned at are provided with a thrust bearing 2; One polished rod 5 is arranged in this thrust bearing 2 and this medium pore 112 versatilely, and the (not shown) that links to each other with a sucker rod, and polished rod 5 ends above thrust bearing 2 have also fixed clamp 3; Lateral opening 114 of these medium pore 112 both sides are equipped with a wire rope 6 respectively; The upper end of wire rope 6 (not shown) that is connected with the yaw of oil pumper, lower end irritate be connected with polished rod eye housing 1 lower surface push up mutually to plumbous cap 61, polished rod eye housing 1 inside also offers a location annular groove 113 at the hypomere of medium pore 112; Be equiped with the radial location device that socket-connects with polished rod 5 in this positioning ring groove 113, and the aperture of medium pore 112 is greater than the diameter of the corresponding section of polished rod 5.
Described polished rod eye housing 1 is formed by connecting two cap 11 make-ups, and this medium pore 112, lateral opening 114 and positioning ring groove 113 be spliced by the semi-circular recesses make-up of these two caps 11.
In the present embodiment, described radial location device is a location bearing 4, and the bearing support of this location bearing 4 is fastened in this positioning ring groove 113.But not as limit, the radial location device can be arbitrary element that polished rod 5 radial locations can be provided.
In the present embodiment, described polished rod 5 is fixed with two square clamps 3 in the upper end of thrust bearing 2, and the clamp 3 and the top chock of this thrust bearing 2 that are positioned at the below push up mutually to.
The position that the end face of said polished rod eye housing 1 is positioned at medium pore 112 further offer one supply the bearing support engaging location of this thrust bearing 2 bearing support groove 111.
In addition, the both sides of said polished rod eye housing 1 are installed with the anti-handle 8 of pounding that supplies the user to grip respectively.The both sides of each described cap 11 all can be installed with the anti-handle 8 of pounding, and two of this each side are anti-pounds handle 8 shapes and match and can splice each other; But not as limit, in other embodiments, only the both sides of one of them said cap 11 are installed with the anti-handle 8 of pounding also for feasible.The described anti-handle 8 of pounding offers the grip hole 81 (as shown in Figure 3) that supplies the user to grip.
The operating principle and the beneficial effect of the utility model are following:
When oil pumper was worked, yaw drove wire rope and moves upward, and the plumbous crown of wire rope lower end pushes away the polished rod eye housing and moves upward, and the polished rod eye housing drives polished rod to move upward by pushing tow thrust bearing and clamp; When sucker rod drove polished rod and moves downward, polished rod drove clamp this thrust bearing of downward pushing tow and polished rod eye housing, and the polished rod eye housing plumbous cap of pushing tow wire rope lower end downwards again drives wire rope and moves downward together.
In the reciprocating motion of wire rope, polished rod eye, polished rod; Wire rope and polished rod eye have the rotation of certain angle; The thrust bearing of this polished rod eye can make wire rope separate with rotatablely moving of polished rod; And then the roofbolt below the polished rod just can not rotate, and only moves reciprocatingly, and can prevent effectively that roofbolt from threading off.And the aperture of the utility model medium pore is greater than the bar footpath of polished rod; And the radial position of polished rod in this medium pore fixed by this location bearing; So polished rod can not rub with the hole wall of medium pore and collide at the volley mutually; Only can relatively rotate, protect polished rod to avoid wearing and tearing with the locating shaft bearing.
In addition, the both sides of polished rod eye housing are installed with the anti-handle of pounding respectively, and the operating personnel reaches anti-effect of pounding hand carrying and install, can holding when dismantling polished rod eye and prevent pounding handle.
The above act is merely the schematic part embodiment of the utility model; It is not scope in order to restriction the utility model; Any those skilled in the art; Equivalent variations of under the prerequisite of design that does not break away from the utility model and principle, having done and modification all should be included within this patent protection domain.
Claims (9)
1. a polished rod eye comprises a polished rod eye housing, and the compartment of terrain offers three longitudinal holes that are arranged in parallel in the polished rod eye housing; Medium pore upper end in the middle of wherein being positioned at is provided with a thrust bearing, and a polished rod is arranged in this thrust bearing and this medium pore versatilely, and links to each other with a sucker rod; Polished rod end above thrust bearing has also fixed clamp; The lateral opening wire rope that is equipped with respectively of these medium pore both sides, the upper end of wire rope is connected with the yaw of oil pumper, the lower end irritate be connected with polished rod eye housing lower surface push up mutually to plumbous cap; It is characterized in that; The polished rod eye enclosure interior also offers a location annular groove at the hypomere of medium pore, be equiped with the radial location device that socket-connects with polished rod in this positioning ring groove, and the aperture of medium pore is greater than the diameter of the corresponding section of polished rod.
2. polished rod eye according to claim 1 is characterized in that, described polished rod eye housing is formed by connecting two cap make-ups, and this medium pore, lateral opening and positioning ring groove are spliced by the semi-circular recesses make-up of these two caps.
3. polished rod eye according to claim 1 and 2 is characterized in that, described radial location device is a location bearing, and the bearing support of this location bearing is fastened in this positioning ring groove.
4. polished rod eye according to claim 1 and 2 is characterized in that, the position that the end face of said polished rod eye housing is positioned at medium pore further offer one supply the bearing support engaging location of this thrust bearing the bearing support groove.
5. polished rod eye according to claim 2 is characterized in that, the both sides of each described cap all are installed with the grip part that supplies the user to grip, and two grip part shapes of this each side match and can splice each other.
6. polished rod eye according to claim 2 is characterized in that, the both sides of one of them said cap are installed with the grip part that supplies the user to grip.
7. according to claim 5 or 6 described polished rod eyes, it is characterized in that described grip part is an anti-handle of pounding, each anti-handle of pounding all offers the grip hole that supplies the user to grip.
8. polished rod eye according to claim 2 is characterized in that, two caps of said polished rod eye housing offer the bolt hole that supplies these two caps of lock bolt locking respectively.
9. polished rod eye according to claim 1 and 2 is characterized in that, described polished rod is fixed with two square clamps in the upper end of thrust bearing, and the clamp and the top chock of this thrust bearing that are positioned at the below push up mutually to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205310472U CN202370451U (en) | 2011-12-16 | 2011-12-16 | Rope suspension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205310472U CN202370451U (en) | 2011-12-16 | 2011-12-16 | Rope suspension device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202370451U true CN202370451U (en) | 2012-08-08 |
Family
ID=46594158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205310472U Expired - Fee Related CN202370451U (en) | 2011-12-16 | 2011-12-16 | Rope suspension device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202370451U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109665453A (en) * | 2018-11-20 | 2019-04-23 | 大庆宏远华星科技有限公司 | A kind of polished rod eye structure |
| CN110424904A (en) * | 2019-09-03 | 2019-11-08 | 王瑞东 | Integral type polished rod eye |
-
2011
- 2011-12-16 CN CN2011205310472U patent/CN202370451U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109665453A (en) * | 2018-11-20 | 2019-04-23 | 大庆宏远华星科技有限公司 | A kind of polished rod eye structure |
| CN109665453B (en) * | 2018-11-20 | 2024-04-12 | 大庆宏远华星科技有限公司 | Rope hanger structure |
| CN110424904A (en) * | 2019-09-03 | 2019-11-08 | 王瑞东 | Integral type polished rod eye |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20120808 Termination date: 20201216 |