CN201620804U - Lubricated oil pumping wellhead sealer - Google Patents
Lubricated oil pumping wellhead sealer Download PDFInfo
- Publication number
- CN201620804U CN201620804U CN2010201659047U CN201020165904U CN201620804U CN 201620804 U CN201620804 U CN 201620804U CN 2010201659047 U CN2010201659047 U CN 2010201659047U CN 201020165904 U CN201020165904 U CN 201020165904U CN 201620804 U CN201620804 U CN 201620804U
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- oil
- sealer
- packing body
- pressure cap
- bulb
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- Expired - Fee Related
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Abstract
The utility model discloses a lubricated oil pumping wellhead sealer. The lower part of a sealer shell (1) is provided with a ball head (4) which is fixed in a cavity of a ball head seat (7) by an upper sealing ring (5) and a lower sealing ring (6) and locked by a ball head pressing cap (8); through oil duct holes (18) are uniformly distributed on the sealer shell (1); a packing body is arranged in the internal cavity of the sealer shell (1); the clearance between the ball head pressing cap (8) and the sear shell 1 forms an oil supply network for supplying the lubricating oil from a lubricating oil chamber (15) above a pressing cap (3) to the packing body (17) with an oil guide layer (19) in the cavity of the sealer shell (1) through the through oil duct holes (18) uniformly distributed on the sealer shell (1); and the packing body (17) and an oil pumping polished rod (14) can be continuously, fully and uniformly lubricated by adsorption, conduction and storage of the oil guide layer (19) on the lubricating oil so as to reduce the abrasion of the oil pumping polished rod (14) and the packing body (17), reduce the frictional resistance and reduce the energy consumption of a beam-pumping unit.
Description
Technical field
The utility model relates to the mouth of pumped oil well corollary apparatus in the oil exploitation, and definite saying so seals the lubricated type sealer for mouth of pumped oil well of usefulness between a kind of mouth of pumped oil well and the oil pumping polish rod.
Background technology
In the present oil exploitation, oil pumping polish rod is done in mouth of pumped oil well and is pumped, and the main inside of sealing problem between the two is equipped with that the sealer of packing body realizes.And present sealer does not possess the function of continuous lubrication oil pumping polish rod and packing body, between the packing body in oil pumping polish rod and the sealer is the dry type friction fully, the wearing and tearing of oil pumping polish rod and packing body have been quickened like this, need frequent replacing oil pumping polish rod and the packing body in the sealer, not only increased the maintenance cost of mouth of pumped oil well, influence the output of mouth of pumped oil well, increased the energy consumption of oil pumper simultaneously.
The content of utility model
The technical problems to be solved in the utility model is to provide a kind of can make continuous around the lateral surface of packing body the packing body being soaked into of lubrication oil, by of absorption, conduction and the storage of packing body to lubrication oil, making between packing body and the oil pumping polish rod can be continuously, fully, lubricated uniformly, thereby reduce the wearing and tearing of oil pumping polish rod and packing body, reduce frictional resistance, reduce the energy consumption of oil pumper.
The problems referred to above of the present utility model are to solve by the sealer that following structure is provided, and this lubricated type sealer for mouth of pumped oil well comprises: sealer housing, bulb, ball cup, bulb pressure cap, pressure cap, dividing plate, packing body; There is bulb the below of described sealer housing, be fixed in by last sealing ring and lower seal in the cavity of ball cup and by the bulb pressure cap and lock; Described pressure cap is arranged on the top of sealer housing, between the two by being threaded; It is the oil chamber that described pressure cap is divided into its upper section cavity by dividing plate; Described packing body is installed in the internal cavities of sealer housing; Be evenly distributed with penetrating oil hole on the bulb of described sealer housing together with the below.
After adopting this spline structure, lubrication oil can be continuous around the lateral surface of packing body, the packing body is soaked into, by of absorption and the conduction of packing body to lubrication oil, making between packing body and the oil pumping polish rod can be continuously, fully, lubricated uniformly, thereby reduce the wearing and tearing of oil pumping polish rod and packing body, reduce frictional resistance, reduce the energy consumption of oil pumper.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
Fig. 1 is the view of first kind of embodiment of the utility model lubricated type sealer for mouth of pumped oil well.
Fig. 2 is the sectional view of second kind of embodiment of the new lubricated type sealer for mouth of pumped oil well of this practicality.
The specific embodiment
Shown in Figure 1 is first kind of embodiment of novel lubricating formula sealer for mouth of pumped oil well, and there is bulb 4 below of sealer housing 1, be fixed in the cavity of ball cup 7 by last sealing ring 5 and lower seal 6, and by 8 lockings of bulb pressure cap; Be evenly distributed with penetrating oil hole 18 on the shown sealer housing 1; Shown packing body is installed in the internal cavities of sealer housing 1.
Shown bulb pressure cap 8 and the gap between the sealer housing 1 form oil network, will be from the lubrication oil of the oil chamber 15 of the top of pressure cap 3, by being evenly distributed on the packing body 17 that has Oil Guide layer 19 in penetrating oil hole 18 supply sealer housings 1 cavity on the sealer housing 1, absorption, conduction and storage by 19 pairs of lubrication oil of Oil Guide layer, make between packing body 17 and the oil pumping polish rod 14, can be continuously, fully, lubricated uniformly, thereby reduce the wearing and tearing of oil pumping polish rod 14 and packing body 17, reduce frictional resistance, reduce the energy consumption of oil pumper.
Between bulb pressure cap 8 and the pressure cap 3 for being threaded; By dividing plate 11 pressure cap 3 being divided into its upper section cavity is oil chamber 15, and there is packing pressure cap 10 below of dividing plate 11; Packing pressure cap 10 is provided with oilhole 25; Dividing plate 11 is provided with one way valve 26, is provided with tank filler sleeve plugging device 16 with one way valve 26 corresponding tops; The below of dividing plate 11 be provided with can adsorpting lubrication oil cavernous body 27; Between the top of pressure cap 3 and oil pumping polish rod 14, be provided with dust-proof cushion 12 and dustproof pressure cap 13, to prevent that lubrication oil from leaking and outside dust enters in the cavity of oil chamber 15.
The side of bulb pressure cap 8 is provided with emptying plugging device 20, and the design of this emptying plugging device mainly is for the lubrication oil between bulb pressure cap 8 and the sealer housing 1 or other assorted emitting, and helps replacing and the normal work and the maintenance of lubrication oil.
When installing and using, the sealer assembly is connected with oil well pipe 9, again pressure cap 3 is separated with bulb pressure cap 8, the packing body 17 that will have Oil Guide layer 19 is then inserted in the space between oil pumping polish rod 14 and the sealer housing 1, successively packing pressure cap 10 is placed on the top of packing body 17 again, is connected also fastening by pressure cap 3 with bulb pressure cap 8; Adjust the elasticity of dustproof pressure cap 13; Unclamp tank filler sleeve plugging device 16, lubrication oil is injected in the cavity of oil chamber 15; When tightening tank filler sleeve plugging device 16, tank filler sleeve plugging device 16 can back down the one way valve on the dividing plate 11 26, lubrication oil 15 flows out through one way valve 26 from the oil chamber, by equally distributed penetrating oil hole 18 on cavernous body 27 and the sealer housing 1, the packing body 17 that has Oil Guide layer 19 is soaked into; The oilhole 25 of lubrication oil on cavernous body 27 and packing pressure cap 10 flows to the top of packing body 17 on the other hand, to being lubricated between packing body 17 and the oil pumping polish rod 14, reduces wear.Reduce frictional resistance, reduce the energy consumption of oil pumper.
When packing body 17 being changed or add adjustment.At first unclamp tank filler sleeve plugging device 16, the one way valve 26 on the dividing plate 11 can be closed automatically, and the interior lubrication oil of cavity that cuts off oil chamber 15 flows out.And then unclamp pressure cap 3 and carry out maintenance work.
Owing to unclamp pressure cap 3, the cavernous body 27 of dividing plate 11 belows can produce and expand, and lubrication oil absorptive collection is on every side got up, and so neither causes the waste of lubrication oil, can not cause the pollution of environment again because of leaking of lubrication oil.
Shown in Figure 2 is second kind of embodiment of novel lubricating formula sealer for mouth of pumped oil well, and there is bulb 4 below of sealer housing 1, be fixed in the cavity of ball cup 7 by last sealing ring 5 and lower seal 6, and by 8 lockings of bulb pressure cap; Be evenly distributed with penetrating oil hole 18 on the shown sealer housing 1; Shown packing body is installed in the internal cavities of sealer housing 1.
In the cavity of shown ball cup 7 with sealer housing 1 on equally distributed penetrating oil hole 18 form oil network, lubrication oil is supplied with the packing body 17 that has Oil Guide layer 19 in sealer housing 1 cavity, absorption, conduction and storage by 19 pairs of lubrication oil of Oil Guide layer, make between packing body 17 and the oil pumping polish rod 14, can be continuously, fully, lubricated uniformly, thereby reduce the wearing and tearing of oil pumping polish rod 14 and packing body 17, reduce frictional resistance, reduce the energy consumption of oil pumper.
The design that the side of ball cup 7 is provided with tank filler sleeve plugging device 16 and emptying plugging device 20. these emptying plugging devices mainly is for in the cavity of ball cup 7 and the lubrication oil between the sealer housing 1 or other assorted emitting, and helps the replacing and the normal work of lubrication oil and safeguards.
Claims (1)
1. a lubricated type sealer for mouth of pumped oil well comprises: sealer housing, bulb, ball cup, bulb pressure cap, pressure cap, dividing plate, packing body; There is bulb the below of described sealer housing, be fixed in by last sealing ring and lower seal in the cavity of ball cup and by the bulb pressure cap and lock; Described pressure cap is arranged on the top of sealer housing, between the two by being threaded; It is the oil chamber that described pressure cap is divided into its upper section cavity by dividing plate; Described packing body is installed in the internal cavities of sealer housing; It is characterized in that: be evenly distributed with penetrating oil hole (18) on the bulb (4) of described sealer housing (1) together with the below.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010201659047U CN201620804U (en) | 2010-03-26 | 2010-03-26 | Lubricated oil pumping wellhead sealer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010201659047U CN201620804U (en) | 2010-03-26 | 2010-03-26 | Lubricated oil pumping wellhead sealer |
Publications (1)
Publication Number | Publication Date |
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CN201620804U true CN201620804U (en) | 2010-11-03 |
Family
ID=43024260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010201659047U Expired - Fee Related CN201620804U (en) | 2010-03-26 | 2010-03-26 | Lubricated oil pumping wellhead sealer |
Country Status (1)
Country | Link |
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CN (1) | CN201620804U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2684261C1 (en) * | 2018-07-24 | 2019-04-04 | Общество с ограниченной ответственностью "Научно-производственное предприятие "СибБурМаш" | Wellhead rotary sealer |
-
2010
- 2010-03-26 CN CN2010201659047U patent/CN201620804U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2684261C1 (en) * | 2018-07-24 | 2019-04-04 | Общество с ограниченной ответственностью "Научно-производственное предприятие "СибБурМаш" | Wellhead rotary sealer |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101103 Termination date: 20110326 |