CN205714030U - A kind of increase sleeve for polished rod eye - Google Patents
A kind of increase sleeve for polished rod eye Download PDFInfo
- Publication number
- CN205714030U CN205714030U CN201620224600.0U CN201620224600U CN205714030U CN 205714030 U CN205714030 U CN 205714030U CN 201620224600 U CN201620224600 U CN 201620224600U CN 205714030 U CN205714030 U CN 205714030U
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- China
- Prior art keywords
- backing plate
- annular holder
- polished rod
- rod eye
- sleeve
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Abstract
The utility model discloses and a kind of increase sleeve for polished rod eye, belong to polished rod eye field of components.Described sleeve includes: at least one backing plate and two are for being sleeved on the annular holder outside described steel wire rope, each described backing plate is the most removably set in outside described steel wire rope, each described backing plate is all folded between said two annular holder, each described annular holder all includes two semicircle clips, and the said two semicircle clip of each described annular holder is removably mounted on together.This utility model avoids and produces collision because oil-pump base sinks between polished rod eye and rubber valve.
Description
Technical field
This utility model belongs to petroleum works instrument field, increases sleeve particularly to a kind of for polished rod eye.
Background technology
Beam pumping unit is the most common a kind of oil pumper, owing to it has simple in construction, safe and reliable
Feature, is widely used in oil producing operation, but, along with the growth of service life, beam type
Oil pumper usually there will be the problem of basis sinking, causes lower wall and the rubber valve of the polished rod eye of oil pumper
Spacing is gradually reduced, and results even in and produces collision between the lower wall of polished rod eye and rubber valve, damages oil pumping
Machine.Typically now use rising oil-pump base to solve this problem, but be up the work of oil-pump base
Measure the hugest, oil pumper will be caused to shut down for a long time, rate when have impact on oil recovery.
Utility model content
In order to solve to produce between the lower wall of polished rod eye and rubber valve the problem of collision, this utility model is implemented
Example provides and a kind of increases sleeve for polished rod eye.Described technical scheme is as follows:
This utility model embodiment provides and a kind of increases sleeve for polished rod eye, it is adaptable to be arranged on outstanding rope
Between the fag end set of the lower wall of device and the steel wire rope of polished rod eye, described in increase sleeve and include: at least one backing plate
With two for being sleeved on the annular holder outside described steel wire rope, each described backing plate is the most sheathed
Outside described steel wire rope, each described backing plate is all folded between said two annular holder, each described ring
Clamp all includes two semicircle clips, and the said two semicircle clip of each described annular holder is removably
It is installed together.
In a kind of implementation of the present utility model, on the periphery wall at each described semicircle clip two ends respectively
Be provided with connection flat board, each described connection flat board respectively with the periphery wall phase of each self-corresponding described semicircle clip
Vertically.
In another kind of implementation of the present utility model, the cooperation face of each described connection flat board is equipped with
For the through hole of plug-in mounting bolt, semicircle clip described in each two is joined by described connection flat board and described bolt
Conjunction is installed together.
In another implementation of the present utility model, each described backing plate all includes two semicircle ring flat-plates,
The inwall of each described semicircle ring flat-plate all matches with described steel wire rope.
In another implementation of the present utility model, the end face of described annular holder and bottom surface set respectively
There is multiple first blind hole, the end face of described backing plate and bottom surface be respectively equipped with multiple second blind hole, described first
Blind hole and described second blind hole one_to_one corresponding, described annular holder and described backing plate are corresponding by being inserted into
Alignment pin between described first blind hole and described second blind hole is located by connecting.
In another implementation of the present utility model, described first blind hole is along the outside of described annular holder
Equi-spaced apart is arranged.
In another implementation of the present utility model, a length of 10mm to 14mm of described alignment pin,
A diameter of 5mm to 7mm of described alignment pin.
In another implementation of the present utility model, the end face of described annular holder and the spacing etc. of bottom surface
End face and the spacing of bottom surface in described backing plate.
In another implementation of the present utility model, the end face of described annular holder and the spacing of bottom surface are
18mm to 22mm.
In another implementation of the present utility model, the spacing etc. of the inner and outer wall of described annular holder
Spacing in the inner and outer wall of described backing plate.
The technical scheme that this utility model embodiment provides has the benefit that
By configuring at least one backing plate and two annular holders in increasing sleeve, each backing plate is the most removable
Being set in outside steel wire rope with unloading, each backing plate is all folded between two annular holders, and each annular holder is equal
Including two semicircle clips, when sleeve is increased in use, first an annular holder is contained in steel by bolt clip
In cord and be located at the top of fag end set of steel wire rope, then backing plate is installed on steel wire rope, and make
Backing plate is positioned at the top of this annular holder, finally fills on a steel cord by another annular holder by bolt clip,
It is located between the lower wall of polished rod eye and backing plate, under gravity, backing plate and two annular holder quilts
Polished rod eye and fag end set are clamped in centre, owing to the distance between fag end set and rubber valve keeps constant, and
Increase sleeve and increase the distance between polished rod eye and fag end set, so polished rod eye promotes relative to rubber valve
Height, i.e. increases the distance between polished rod eye and rubber valve, thus avoids polished rod eye and rubber valve
Because of apart from too small and produce collision between Men.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, embodiment will be described below
The accompanying drawing used required in is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of utility model, for those of ordinary skill in the art, are not paying creative work
On the premise of, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the structural representation increasing sleeve that this utility model embodiment provides；
Fig. 2 is the structural perspective of the semicircle ring flat-plate that this utility model embodiment provides；
Fig. 3 is the structural perspective of the semicircle clip that this utility model embodiment provides；
In figure, each symbol represents that implication is as follows:
1-backing plate, 11-semicircle ring flat-plate, 2-annular holder, 21-semicircle clip, 3-bolt, 31-through hole, 4-is even
Connect flat board, 51-the first blind hole, 52-the second blind hole.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing to this
Utility model embodiment is described in further detail.
For the ease of understanding this utility model embodiment, below first simply introduce polished rod eye.
Polished rod eye is one of important composition parts of beam pumping unit, and its Main Function is by polished rod and caput Equi Asini
Link together, thus the kinetic energy that caput Equi Asini produces is transferred to wellhead assembly by polished rod.Polished rod and steel wire rope
Being movably installed at respectively in polished rod eye, polished rod eye is connected with caput Equi Asini by steel wire rope, and steel wire penetrating is hanged
The upper dish of rope device is also installed on the lower wall of polished rod eye by fag end set, and polished rod eye passes through polished rod and wellhead assembly
Rubber valve connects, and one end of polished rod passes the lower wall of polished rod eye and is installed on polished rod eye by optical-rod clamp
Upper dish.
What this utility model embodiment provided a kind of increases sleeve for polished rod eye, it is adaptable to be arranged on outstanding rope
Between the fag end set of the lower wall of device and the steel wire rope of polished rod eye, include as it is shown in figure 1, this increases sleeve: extremely
A few backing plate 1 and two annular holders 2 outside the steel wire rope being sleeved on polished rod eye, 1 point of each backing plate
Not being set in outside steel wire rope, each backing plate 1 is all folded between two annular holders 2, each annular holder 2
All including two semicircle clips 21, two semicircle clips 21 of each annular holder 2 are removably mounted on one
Rise.
The present embodiment is by configuring at least one backing plate 1 and two annular holders 2, each pad in increasing sleeve
Plate 1 is the most removably set in outside steel wire rope, and each backing plate 1 is all folded between two annular holders 2,
Each annular holder 2 all includes two semicircle clips 21, when sleeve is increased in use, first by a marmon clamp
Tool 2 is clamped on a steel cord by bolt 3 and is located at the top of the fag end set of steel wire rope, then will pad
Plate 1 is installed to steel wire rope, and makes backing plate 1 be positioned at the top of this annular holder 2, finally by another ring
Clevis 2 has and clamps on a steel cord by bolt 3 so that it is between the lower wall and backing plate 1 of polished rod eye,
Under gravity, backing plate 1 and two annular holders 2 are clamped in centre by polished rod eye and fag end set, by
Distance between fag end set and rubber valve keeps constant, and increases sleeve and increase polished rod eye and fag end set
Between distance, so polished rod eye relative to rubber valve improve height, i.e. increase polished rod eye and rubber
Distance between valve, thus avoid between polished rod eye and rubber valve because of apart from too small and produce collision.
What deserves to be explained is, the distance between polished rod eye and rubber valve is directly proportional to the quantity of backing plate 1, pad
The quantity of plate 1 can change according to the actual requirements, and this utility model is without limitation.
Preferably, two semicircle clips 21 of each annular holder 2 can be connected by bolt 3, thus just
In dismounting annular holder 2.
In the present embodiment, the periphery wall at each semicircle clip 21 two ends is respectively equipped with connection flat board 4, often
Individual connection flat board 4 is perpendicular with the periphery wall of each self-corresponding semicircle clip 21 respectively.In above-mentioned implementation
In, the shape of each connection flat board 4 can be identical, and two semicircle clips 21 are being assembled into annular holder
When 2, can first two semicircle clips 21 be offseted respectively by respective connection flat board 4, and by two phases
The outside connecting flat board 4 supported is to it, so that connect flat board 4 can play the effect that para-position is installed.
Specifically, the cooperation face of each connection flat board 4 is equipped with the through hole 31 for plug-in mounting bolt 3, often
Two semicircle clips 21 are by connecting being installed togather of flat board 4 and bolt 3.In above-mentioned implementation
In, connect flat board 4 and serve the effect that installing space is provided for bolt 3 so that two annular holders 2 can
With by connecting being installed togather of flat board 4 and bolt 3.What deserves to be explained is, connect flat board 4
Thickness can carry out adaptive change according to the length of bolt 3, and this utility model is without limitation.
Fig. 2 is the structural perspective of semicircle ring flat-plate, and in conjunction with Fig. 2, in the present embodiment, each backing plate 1 all wraps
Including two semicircle ring flat-plates 11, the inwall of each semicircle ring flat-plate 11 all matches with steel wire rope.In above-mentioned realization side
In formula, if the fag end set of steel wire rope is relatively big, causes backing plate 1 directly to overlap and be filled on steel wire rope, now
Just first backing plate 1 can be split as two semicircle ring flat-plates 11, the most respectively by two semicircle ring flat-plates 11 the most successively
Install to steel wire rope, finally by two annular holders 2, two semicircle ring flat-plates 11 are positioned together, from
And improve the adaptability increasing sleeve.
Fig. 3 is the structural perspective of semicircle clip, in conjunction with Fig. 3, in the present embodiment, and the top of annular holder 2
It is respectively equipped with multiple first blind hole 51 on face and bottom surface, the end face of backing plate 1 and bottom surface are respectively equipped with multiple
Two blind holes 5 (referring to Fig. 2), the first blind hole 51 and the second blind hole 52 one_to_one corresponding, annular holder 2 and pad
Plate 1 is by being inserted into the alignment pin (not shown) between corresponding the first blind hole 51 and the second blind hole 52
It is located by connecting, thus by alignment pin, cooperation between the first blind hole 51 and the second blind hole 52, further
Improve the locating effect between annular holder 2 and backing plate 1.If it should be noted that at two rings
Multiple backing plate 1 it is mounted with, then equally can also be by being inserted between multiple backing plates 1 between clamp 2
Alignment pin between two blind holes 52 is located by connecting, thus improves the locating effect between each backing plate 1.
Preferably, the internal diameter of the first blind hole 51 and the second blind hole 52 can be identical, consequently facilitating plug-in mounting location
Pin.
Specifically, the outside equi-spaced apart of the annularly fixture 2 of the blind hole 5 on annular holder 2 is arranged, thus
Improve the structural stability increasing sleeve.
Specifically, all it is fitted with alignment pin in the blind hole 5 that each two is corresponding, thus further increasing
Locating effect between annular holder 2 and backing plate 1.
In the present embodiment, a length of 10mm to 14mm of alignment pin, a diameter of 5mm of alignment pin is extremely
7mm.In above-mentioned implementation, the length of alignment pin can be slightly less than the twice of the degree of depth of blind hole 5, fixed
The diameter of position pin can be slightly less than the internal diameter of blind hole 5, consequently facilitating the plug-in mounting of alignment pin.Preferably, location
A length of 12mm, a diameter of 6mm of alignment pin of pin, it should be noted that in other embodiments,
The length of alignment pin and diameter are all not limited only to above-mentioned preferred version, it is also possible to for other size, this practicality
Novel without limitation.
In the present embodiment, the end face of annular holder 2 and the spacing of bottom surface are equal to end face and the bottom surface of backing plate 1
Spacing.Preferably, the end face of annular holder 2 and the spacing of bottom surface are 18mm to 22mm, backing plate 1
End face and the spacing of bottom surface be also 18mm to 22mm, it is readily appreciated that, the end face of annular holder 2 and the end
The spacing in face is the thickness of annular holder 2, the end face of backing plate 1 and the spacing of bottom surface and is the thickness of backing plate 1
Degree, is designed as the same thickness by annular holder 2 with backing plate 1, can be so that calculating the total thickness increasing sleeve
Degree, i.e. by increasing the distance that sleeve increases between polished rod eye and rubber valve.
In the present embodiment, the spacing of the inner and outer wall of annular holder 2 is equal to the inner and outer wall of backing plate 1
Spacing.Preferably, the spacing of the inner and outer wall of annular holder 2 is 10mm to 14mm, backing plate 1
The spacing of inner and outer wall be also 10mm to 14mm, consequently facilitating the counterbore 5 on annular holder 2 and pad
Between counterbore 5 on plate 1 positioned opposite.What deserves to be explained is, annular holder 2 is equal with the wall thickness of backing plate 1
Corresponding change can be made, such as, when the bearing capacity increasing sleeve is had according to actual demand
During higher requirement, the wall thickness increasing annular holder 2 and backing plate 1 that can be suitable, on the contrary then can be suitable
The wall thickness reducing annular holder 2 and backing plate 1, increase the effect of sleeve production cost to reach to reduce, this
Utility model is without limitation.
Following is a brief introduction of the using method increasing sleeve that the present embodiment is provided:
First the polished rod eye of oil pumper is parked in lower by caput Equi Asini, then polished rod and rubber
Auxiliary optical-rod clamp is installed in the junction of valve, thus is temporarily positioned on rubber valve by polished rod, then continues
Continuing and move down polished rod eye, owing to polished rod is assisted, optical-rod clamp is spacing cannot follow on rubber valve
Polished rod eye together moves down, so polished rod eye will produce relative displacement with polished rod, owing to being installed on polished rod eye
The optical-rod clamp of upper Pan Chu is fixedly mounted on polished rod, so that this optical-rod clamp is along with polished rod eye is to moving down
Move and depart from polished rod eye, so that polished rod eye can slide between fag end set and optical-rod clamp, Jin Erwei
Provide for installing the space increasing sleeve between polished rod eye and fag end set, sleeve will be increased and install to outstanding rope
After on steel wire rope between device and fag end set, again on carry polished rod eye so that polished rod eye again with the light of top
Bar clamp offsets, and along with polished rod eye continues to rise, polished rod eye drives optical-rod clamp to rise, and then makes polished rod
Clamp promotes polished rod, and auxiliary optical-rod clamp departs from rubber valve along with the upper shifting of polished rod, finally by fill-in light
Bar clamp disassembles from polished rod.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all
Within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all should wrap
Within being contained in protection domain of the present utility model.
Claims (10)
1. one kind for polished rod eye increase sleeve, it is characterized in that, it is suitably mounted between the fag end set of the lower wall of polished rod eye and the steel wire rope of polished rod eye, the described sleeve that increases includes: at least one backing plate and two are for being sleeved on the annular holder outside described steel wire rope, each described backing plate is the most removably set in outside described steel wire rope, each described backing plate is all folded between said two annular holder, each described annular holder all includes two semicircle clips, and the said two semicircle clip of each described annular holder is removably mounted on together.
The most according to claim 1 increase sleeve, it is characterised in that being respectively equipped with connection flat board on the periphery wall at each described semicircle clip two ends, each described connection flat board is perpendicular with the periphery wall of each self-corresponding described semicircle clip respectively.
The most according to claim 2 increasing sleeve, it is characterised in that be equipped with the through hole for plug-in mounting bolt on the cooperation face of each described connection flat board, semicircle clip described in each two is installed togather by described connection flat board and described bolt.
The most according to claim 1 increase sleeve, it is characterised in that each described backing plate all includes that two semicircle ring flat-plates, the inwall of each described semicircle ring flat-plate all match with described steel wire rope.
The most according to claim 1 increase sleeve, it is characterized in that, multiple first blind hole it is respectively equipped with on the end face of described annular holder and bottom surface, multiple second blind hole it is respectively equipped with on the end face of described backing plate and bottom surface, described first blind hole and described second blind hole one_to_one corresponding, described annular holder and described backing plate are located by connecting by the alignment pin being inserted between corresponding described first blind hole and described second blind hole.
The most according to claim 5 increase sleeve, it is characterised in that described first blind hole is arranged along the outside equi-spaced apart of described annular holder.
The most according to claim 5 increase sleeve, it is characterised in that a length of 10mm to 14mm of described alignment pin, a diameter of 5mm to 7mm of described alignment pin.
The most according to claim 1 increase sleeve, it is characterised in that the end face of described annular holder and the spacing of bottom surface are equal to the end face of described backing plate and the spacing of bottom surface.
The most according to claim 1 increase sleeve, it is characterised in that the end face of described annular holder and the spacing of bottom surface are 18mm to 22mm.
The most according to claim 1 increase sleeve, it is characterised in that the spacing of the inner and outer wall of described annular holder is equal to the spacing of the inner and outer wall of described backing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620224600.0U CN205714030U (en) | 2016-03-22 | 2016-03-22 | A kind of increase sleeve for polished rod eye |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620224600.0U CN205714030U (en) | 2016-03-22 | 2016-03-22 | A kind of increase sleeve for polished rod eye |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205714030U true CN205714030U (en) | 2016-11-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620224600.0U Active CN205714030U (en) | 2016-03-22 | 2016-03-22 | A kind of increase sleeve for polished rod eye |
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| Country | Link |
|---|---|
| CN (1) | CN205714030U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107805963A (en) * | 2017-10-24 | 2018-03-16 | 郭超 | A kind of snap ring of fastening steel wire rope fag end |
-
2016
- 2016-03-22 CN CN201620224600.0U patent/CN205714030U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107805963A (en) * | 2017-10-24 | 2018-03-16 | 郭超 | A kind of snap ring of fastening steel wire rope fag end |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |