CN201723164U - Bound sealing ring - Google Patents
Bound sealing ring Download PDFInfo
- Publication number
- CN201723164U CN201723164U CN2010205166195U CN201020516619U CN201723164U CN 201723164 U CN201723164 U CN 201723164U CN 2010205166195 U CN2010205166195 U CN 2010205166195U CN 201020516619 U CN201020516619 U CN 201020516619U CN 201723164 U CN201723164 U CN 201723164U
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- China
- Prior art keywords
- sealing ring
- circle body
- fracture
- sucker rod
- cluster
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- Expired - Fee Related
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Abstract
The utility model aims to provide a bound sealing ring, which enhances the sealing property of the sealing ring on the premise of reducing the friction between the sealing ring and a sucker rod and has low price and convenient replacement. In order to achieve the effect, the bound sealing ring of the utility model comprises a ring body, wherein an installing fracture is drilled on the ring body, and a circle of hoop slot is also arranged at the outer side of the ring body. Because the technical scheme is adopted, operating personnel only need to pull apart the installing fracture, sleeve the ring body onto the sucker rod and then tighten the ring body in the hoop slot through a binding strip without sleeving the sealing ring from one end of the sucker rod, so that the sealing ring is quite convenient to install. The hoop slot ensures that the binding strip can not shed in the working process of an oil extractor.
Description
Technical field
The utility model relates to a kind of sealing device that is used for sucker rod on the oil pumper, relates in particular to a kind of cluster sealing ring.
Background technology
Mechanical oil recovery is the main mode that the oil exploitation industry is recovered the oil.Along with international and domestic oil industry rapid development, the mechanical oil production technology technology has had significant progress, and the supporting level of technical equipment improves constantly, and has formed four kinds of oil recovery forms such as sucker rod pump, hydraulic piston pump, submersible electric pump and gaslift.Wherein the sucker rod pumping technology---beam pumping unit and no beam pumping unit account for whole oil pumper more than 85%.Sucker rod pumping is to realize based on the rod pumping system of " three take out " equipment (oil pumper, sucker rod and oil well pump).Promptly under the driving of oil pumper, drive the upper and lower reciprocating motion of oil well pump (claiming deep well pump again) plunger by the sucker rod in the lower going-into-well, with the pumping of well liquid to ground.In the use of sucker-rod pumping machine, sucker rod can be taken certain crude oil out of in oil pumping process, causes waste.Therefore people are socketed with sealing ring in the sucker rod outside, play the effect of oil sealing, prevent leakage of oil.In oil pumping process, generally all adopts bigger interference fit for good sealing between sucker rod and the sealing ring, will produce very large friction between sucker rod and the sealing ring like this, a large amount of heat of generation that rubs can make sealing ring burn with carbonization after lost efficacy; And the sucker rod of rigidity also can be torn sealing ring and make seal failure; So traditional sealing ring mill is very short application life, generally in 3～10.Because sealing ring shared cost oil pumping system is very little, is left in the basket for a long time.Along with popularizing of energy-conservation idea, the oil pumper sealing problem is causing facing of knowledgeable people and relevant expert.Though the cost of sealing ring own is not high, the production capacity loss that causes for replacing stopping production that sealing ring is shut down is causing facing of oil exploitation industry.Sealing ring is an annular element, and it is oil pumper will be stopped that sealing ring is installed, and taking sucker rod clip and polished rod eye apart could be set to sealing ring on the sucker rod, and therefore, the installation of sealing ring bothers very much, particularly severe winter and heat, and what the oil worker can be very is arduous.For this reason, the oil worker just has the people that sealing ring is cut an openning to strut otch with hand or instrument and from the side sealing ring is bumped against on the sucker rod, like this, the installation work of sealing ring is efficient and convenient, but the sealing effectiveness of sealing ring is had a greatly reduced quality, and the application life of sealing ring is shorter, changes more frequent.In order to increase sealing effectiveness, the staff is spinning sealing ring mounting box (packing box) always just, causes sucker rod motion load to increase, and increases the energy consumption when producing.In order to solve this a series of problems, person skilled has also been done multiple trial, for example application number is to disclose a kind of follow-on sealing ring in 200720140561.7 the utility model patent " extrusion type sealed circle ", it comprises inner ring and outer ring, the inside and outside wall of inner ring is respectively the face of cylinder and taper seat, the inside and outside wall of outer ring is respectively the taper seat and the face of cylinder, and the tapering of the outer wall taper seat of inner ring is identical with the tapering of the circular conical surface of inner wall of outer ring.Solve the problem of " O " type seal with elastometic washer weak effect on the existing oil pumper by such structure.But through practical operation, though such sealing ring sealing effectiveness increases, more trouble is installed, result of use is unsatisfactory.Therefore we want to design a kind of replacing conveniently, the sealing device of good sealing effect.
The utility model content
The purpose of this utility model provides a kind of cluster sealing ring, strengthens the sealing to sealing ring under the prerequisite that rubs between minimizing and the sucker rod, low price, and it is convenient to change.
For reaching described effect, a kind of cluster sealing ring of the utility model comprises circle body, has the installation fracture on the circle body.The circle body outside also is provided with a circle hoop groove.
Preferably, fracture is installed along the circle body axially open.Such otch is short, and opening is convenient.
Preferably, fracture and the circle body opening that axially forms an angle is installed, described angle is the 15-75 degree.Such long incision, but owing to have angle, so itself possess certain sealing effect, improve closed performance.But the angle of angle is the 15-75 degree with described angle, and it is long that excessive angle can cause that fracture is installed, and is unfavorable for sealing.
The buckle of mutual coupling preferably, is housed in the hoop groove of installation fracture both sides.
Preferably, described snap fit is on circle body.Buckle and circle body are one-body molded like this, and be easily manufactured.
Preferably, buckle is housed respectively and tightens bar in the hoop groove of installation fracture both sides.
Preferably, the described bar of tightening is the unidirectional bar of tightening.Such structure guarantees that tightening bar can only tighten when mounted, and can in use not unclamp.
Preferably, tightening bar is that metal is made.Such structure has guaranteed to tighten the application life and the intensity of bar.Preferably, place, described circle body inside edge has lubrication groove.Circle body can be stored lubricating grease or lubrication oil by such structure in lubrication groove under the prerequisite that does not influence sealing effectiveness, reduce the friction between sucker rod and the circle body, and lubricating grease or lubrication oil can not overflow yet in the process of sucker rod work.
Preferably, described circle body is made by rubber, polyurethane plastics or polytetrafluoroethylplastic plastic.The sealing ring that above-mentioned material is made all has sealing, abrasion resistance, oil resistivity, heat-resisting quantity and good corrosion resistance.
Owing to adopted described technical scheme, operating personnel needn't be from sucker rod one end socket sealing ring, as long as and draw back and fracture is installed circle body is enclosed within on the sucker rod circle body is tightened in binding round groove with tying up bar then.Make that like this installation is very convenient.The hoop groove then guarantees to tie up bar and can not deviate from the oil pumper course of work.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is the circle body structural representation of a kind of cluster sealing ring of the utility model.
Fig. 2 is axially the form an angle circle body structural representation of opening of the installation fracture of a kind of cluster sealing ring of the utility model and circle body.
Fig. 3 is the circle body structural profile schematic diagram of a kind of cluster sealing ring of the utility model.
Fig. 4 installs back overall structure schematic diagram for a kind of cluster sealing ring of the utility model adopts the circle body of tying up bar.
Fig. 5 is the circle body structural representation of a kind of cluster sealing of the utility model astragal buckle.
Fig. 6 is for the utility model a kind of cluster sealing astragal buckle and tighten bar circle body structure installation back overall structure schematic diagram.
The specific embodiment
As Fig. 1, Fig. 2 and shown in Figure 3, a kind of cluster sealing ring comprises circle body 1, has on the circle body 1 fracture 2 is installed, and for simplicity, fracture 2 is installed along circle body 1 axially open.And in order to improve closed performance, install fracture 2 also can with circle body 1 opening that axially forms an angle, described angle is advisable for the 15-75 degree.Circle body 1 outside also is provided with a circle hoop groove 3.Place, described circle body 1 inside edge has lubrication groove 6.Described circle body 1 is made by rubber, also can be made by polyurethane plastics or polytetrafluoroethylplastic plastic.。
As shown in Figure 4, during installation the installation fracture 2 of circle body 1 is opened, be nested on the sucker rod and get final product.Need with the bar 7 of tying up that adds installation fracture 2 positions of circle body 1 be pressed again in hoop groove 3 positions then.Hoop groove 3 assurances add ties up bar 7 and can not break away from from circle body 1 in the oil pumper course of work, guarantee to compress the effect that fracture 2 is installed.Fracture 2 is installed when a plurality of circle bodies 1 overlap needs interlaced discharging, has also guaranteed the sealing of whole cluster sealing ring like this under convenient prerequisite of installing.Install the back and on sucker rod, pour lubricating grease or lubrication oil into.Place, circle body 1 inside edge has lubrication groove 6 and lubricating grease or lubrication oil can be gathered together in sucker rod motion like this, reduces the friction between circle body 1 and the sucker rod.
Embodiment 2,
The buckle 4 of mutual coupling is housed in the hoop groove 3 of installation fracture 2 both sides as shown in Figure 5.Described buckle 4 is fixed on the circle body 1.Like this on circle body 1, self have buckle 4, after the installation fracture 2 of circle body 1 is opened, is nested on the sucker rod, just do not need the extra bar 7 of tying up, directly can having connected and fixed by two buckles 4.Such structure is saved material, more convenient operation.Fracture 2 is installed when a plurality of circle bodies 1 overlap needs interlaced discharging, has also guaranteed the sealing of whole cluster sealing ring like this under convenient prerequisite of installing.Install the back and on sucker rod, pour lubricating grease or lubrication oil into.Place, circle body 1 inside edge has lubrication groove 6 and lubricating grease or lubrication oil can be gathered together in sucker rod motion like this, reduces the friction between circle body 1 and the sucker rod.
As shown in Figure 6, in the hoop groove 3 of installation fracture 2 both sides buckle 4 is housed respectively and tightens bar 5.The described bar 5 of tightening is the unidirectional bar 5 of tightening.So just guarantee that tightening bar 5 can only tighten, and can in use not unclamp.Tighten bar 5 and make, guaranteed to tighten the application life of bar 5 for metal.Such structure is compared with simple buckle 4 structures, and applicability is bigger, does not only need the extraneous bar 7 of tying up, and the installation fracture on the circle body 12 chucking as far as possible can have been guaranteed sealing.Install the back and on sucker rod, pour lubricating grease or lubrication oil into.Place, circle body 1 inside edge has lubrication groove 6 and lubricating grease or lubrication oil can be gathered together in sucker rod motion like this, reduces the friction between circle body 1 and the sucker rod.
The above only is a specific embodiment of the utility model, but architectural feature of the present utility model is not limited thereto, any those skilled in the art is in field of the present utility model, and variation of being done or modification all are encompassed among the claim of the present utility model.
Claims (10)
1. a cluster sealing ring comprises circle body (1), it is characterized in that: have on the circle body (1) fracture (2) is installed, circle body (1) outside also is provided with a circle hoop groove (3).
2. cluster sealing ring as claimed in claim 1 is characterized in that: described installation fracture (2) is along circle body (1) axially open.
3. cluster sealing ring as claimed in claim 1 is characterized in that: described installation fracture (2) is along circle body (1) opening that axially forms an angle, and described angle is the 15-75 degree.
4. as the wherein arbitrary described cluster sealing ring of claim 1-3, it is characterized in that: the buckle (4) that mutual coupling is housed in the hoop groove (3) of installation fracture (2) both sides.
5. cluster sealing ring as claimed in claim 4 is characterized in that: described buckle (4) is fixed on the circle body (1).
6. cluster sealing ring as claimed in claim 1 is characterized in that: buckle (4) is housed respectively and tightens bar (5) in the hoop groove (3) of installation fracture (2) both sides.
7. cluster sealing ring as claimed in claim 6 is characterized in that: the described bar (5) of tightening is the unidirectional bar (5) of tightening.
8. cluster sealing ring as claimed in claim 6 is characterized in that: tighten bar (5) and make for metal.
9. cluster sealing ring as claimed in claim 1 is characterized in that: place, described circle body (1) inside edge has lubrication groove (6).
10. cluster sealing ring as claimed in claim 1 is characterized in that: described circle body (1) is made by rubber or polyurethane plastics or polytetrafluoroethylplastic plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205166195U CN201723164U (en) | 2010-08-27 | 2010-08-27 | Bound sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205166195U CN201723164U (en) | 2010-08-27 | 2010-08-27 | Bound sealing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201723164U true CN201723164U (en) | 2011-01-26 |
Family
ID=43491483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205166195U Expired - Fee Related CN201723164U (en) | 2010-08-27 | 2010-08-27 | Bound sealing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201723164U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102704886A (en) * | 2012-07-06 | 2012-10-03 | 常熟市石油固井工具有限公司 | Sealing assembly for oil pumping rod |
| CN113154155A (en) * | 2021-05-17 | 2021-07-23 | 安徽欧泰祺智慧水务科技有限公司 | Anti-skid connector for pipeline connection |
-
2010
- 2010-08-27 CN CN2010205166195U patent/CN201723164U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102704886A (en) * | 2012-07-06 | 2012-10-03 | 常熟市石油固井工具有限公司 | Sealing assembly for oil pumping rod |
| CN113154155A (en) * | 2021-05-17 | 2021-07-23 | 安徽欧泰祺智慧水务科技有限公司 | Anti-skid connector for pipeline connection |
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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: 20110126 Termination date: 20190827 |