CN2780979Y - Well head device for preventing offset wear pumping well - Google Patents
Well head device for preventing offset wear pumping well Download PDFInfo
- Publication number
- CN2780979Y CN2780979Y CN 200520082703 CN200520082703U CN2780979Y CN 2780979 Y CN2780979 Y CN 2780979Y CN 200520082703 CN200520082703 CN 200520082703 CN 200520082703 U CN200520082703 U CN 200520082703U CN 2780979 Y CN2780979 Y CN 2780979Y
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- seat
- packing
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Abstract
The utility model relates to a well head device of an oil pumping well for preventing deflective abrasion. The utility model comprises a deflection adjusting assembly, a sealing assembly and an oil removing assembly, wherein in the deflection adjusting assembly, a blowout preventing ball is arranged in a hollow spherical crown body of the lower part of a spherical deflection adjusting body, and is sat on a ball seat, a spherical pressing cover is connected with the ball seat by a fixed bolt, a lower sealing ring is arranged between the ball seat and a base seat, and a horizontal pressing cover is connected with the base by screw threads; in the sealing assembly, a first level packing is arranged on a gland in the spherical deflection adjusting body, a second level packing box is arranged on the first level packing, a lower seat of a spring, a spring, an upper seat of a spring, a second level packing and a lower pressing cover are orderly arranged in the second level packing box, two middle sealing rings are arranged at the outer round of the second level packing box, the second level packing box is connected with the spherical deflection adjusting body by screw threads and is positioned by a locating bolt, the upper part of the lower pressing cover is provided with an upper sealing ring, and a lower pressing cap is connected with the second level packing box by screw threads to tighten the upper sealing ring; in the oil removing assembly, a third level packing is arranged in a third level packing box, an upper pressing cover is connected with the third level packing box by screw threads to tighten the third level packing, a lower pressing cap is provided with overflow screw thread holes and an upper pressing cap is connected with the lower pressing cap by screw threads to form a cavity for arranging the oil removing assembly.
Description
Technical field:
The utility model relates to oil field pumping well wellhead equipment and Sealing Technology, particularly is a kind of anti-eccentric wear wellhead assembly.
Background technology:
At present, in the oilfield pumping well manufacturing process, well head sealing, tuningout, three aspects of cleaning are key technologies of pumpingh well management, existing this respect patented technology is many, as the anti-polarisation rod seal device of the antitheft blowout prevention of pumpingh well, the patent No.: ZL 02 2 12627.9, but there is following defective in this design: the one, do not have three packings and remove functional oil, well head easily pollutes; The 2nd, the chopped-off head packing adopts the helical form life-span short, and the polished rod blowout prevention ball sealing of having no progeny does not live chopped-off head packing end opening; The 3rd, bolt connects easily destroyed.Thereby prior art still can not better address the above problem.
Summary of the invention:
The purpose of this utility model is exactly at above-mentioned weak point, designs the anti-eccentric wear wellhead assembly of a kind of pumpingh well.
Above-mentioned purpose is realized by following technical proposals:
The utility model is by the tuningout assembly, seal assembly, oil removing assembly three parts are formed, its tuningout assembly is positioned at the bottom, seal assembly is positioned at the middle part, the oil removing assembly is positioned at top, wherein the tuningout assembly comprises spherical tuningout body, spherical gland, set bolt, ball seat, spray-proof ball, sealing mat, horizontal gland, ear handle, lower seal, base, the clip head, spherical tuningout body top is a cylinder body, its top cylindrical has a symmetrical positioning bolt sheath, circle is provided with internal thread in the top, the bottom is a hollow spherical crown body, and there is a through hole at the center, and last aperture is greater than the spray-proof ball diameter, following Kong Weiyi round edge marginal pore, centre are the ball chambeies that spray-proof ball is housed; Spherical tuningout body is sitting on the ball seat, the ball seat intrados is provided with sealing mat, and the ball seat excircle is provided with a cannelure, and ball seat top is provided with six tapped through holes, the spherical gland that has six tapped through holes all around is inserted in from spherical tuningout body top, by set bolt gland is connected with ball seat; Ball seat and have between the base of clip head and be provided with lower seal, ball seat and base by being threaded, form an integral body by horizontal gland; Wherein seal assembly comprises sealing ring, lower cover, secondary packing box, secondary packing, positioning bolt, the spring seat of honour, spring, spring lower seat, middle sealing ring, the chopped-off head packing, every orchid, in the cylinder body of spherical tuningout body top, be equipped with successively every orchid, the chopped-off head packing, secondary packing box, secondary packing box bottom horn mouth is pressed in above the chopped-off head packing, there is a through hole at the center, one boss is arranged at horn mouth top, spring lower seat is housed on the boss successively, spring, the spring seat of honour, secondary packing, secondary packing gland, sealing ring in the twice is equipped with in secondary packing box cylindrical bottom, there is locating slot under two symmetries at the middle part, top has two to deserving to be called locating slot, secondary packing box upper external thread is connected with spherical tuningout body upper internal threaded, by locating in the locating slot down on the positioning bolt, sealing ring is equipped with on lower cover top, lower pressing cap is connected with secondary packing box upper external thread, will go up sealing ring and compress; Wherein the oil removing assembly comprises three grades of packing boxs, three grades of packings, upper press cover, three grades of packings are contained in three grades of packing boxs, upper press cover is threaded with three grades of packing boxs three grades of packings is compressed, three grades of packing box bottoms are provided with four oily openings, on lower pressing cap, be provided with the overflow screwed hole, upper pressing cap is positioned on the oil removing assembly and is threaded with lower pressing cap, forms the cavity that the oil removing assembly is installed.
Lower cover in the anti-eccentric wear wellhead assembly of above-mentioned pumpingh well is stepped round tank body structure, and there is a through hole at the center, and the two-stage step is arranged at cylindrical top, and first order step is for tripping out groove, and the top is provided with seal groove, is used to install sealing ring.
Chopped-off head packing top in the anti-eccentric wear wellhead assembly of above-mentioned pumpingh well is that cone, bottom, vertical section are two " V " fonts, the whole packing that the center has a through hole to be made by oil-resistant rubber material.
Be two isoceles triangle shapes every top, blue vertical section in the anti-eccentric wear wellhead assembly of above-mentioned pumpingh well, there is a through hole at the center, and the bottom is the cirque structure body.
According to the anti-eccentric wear wellhead assembly of pumpingh well that such scheme is made, can remove polished rod crude oil, crude oil is flow in the sump oil bucket, spray-proof ball can prevent that disconnected polished rod from falling into crude oil ejection and environment pollution in the well, and the convenient polished rod of adjusting is offset with well head, makes polished rod and well head centering, save the packing expense, power saving increases oil, and sealing load can reach 10MPa, and this product operation is convenient, the replacing packing is time saving and energy saving, rate when improving oil well production increases crude output, is worth of widely use.
Description of drawings:
Fig. 1-the utility model master looks the partial cutaway structural representation.
The master of lower cover among Fig. 2-Fig. 1 (7) looks and partly cuts open structural representation.
The master of chopped-off head packing (15) looks and partly cuts open structural representation among Fig. 3-Fig. 1.
Look every the master of blue (16) among Fig. 4-Fig. 1 and partly cut open structural representation.
In the accompanying drawing, 1-upper pressing cap, 2-lower pressing cap, 3-upper press cover, three grades of packings of 4-, three grades of packing boxs of 5-, the last sealing ring of 6-, 7-lower cover, 8-level packing box, 9-level packing, 10-positioning bolt, the 11-spring seat of honour, the 12-spring, 13-spring lower seat, sealing ring among the 14-, 15-chopped-off head packing, 16-is every orchid, the spherical tuningout body of 17-, the spherical gland of 18-, the 19-set bolt, 20-ball seat, 21-spray-proof ball, the 22-sealing mat, the horizontal gland of 23-, 24-ear handle, the 25-lower seal, 26-base, 27-clip head, hole under the 28-, 29-ball chamber, the last hole of 30-, 31-positioning bolt sheath, locating slot under the 32-, 33-positioning spiro pit, the last locating slot of 34-, 35-trips out groove, 36-overflow tapped through hole, 37-oil opening, 38-fastener hole, 39-seal groove.
The specific embodiment:
The anti-eccentric wear wellhead assembly of this pumpingh well is by the tuningout assembly, seal assembly, oil removing assembly three parts are formed, its tuningout assembly is positioned at the bottom, seal assembly is positioned at the middle part, the oil removing assembly is positioned at top, wherein the tuningout assembly comprises spherical tuningout body 17, spherical gland 18, set bolt 19, ball seat 20, spray-proof ball 21, sealing mat 22, horizontal gland 23, ear handle 24, lower seal 25, base 26, clip head 27, spherical tuningout body 17 tops are cylinder bodies, its top cylindrical has a symmetrical positioning bolt sheath 31, circle is provided with internal thread in the top, the bottom is a hollow spherical crown body, there is a through hole at the center, last aperture is greater than spray-proof ball 21 diameters, following Kong Weiyi round edge marginal pore, centre are the ball chambeies that spray-proof ball 21 is housed; Spherical tuningout body 17 is sitting on the ball seat 20, ball seat 20 intrados are provided with sealing mat 22, ball seat 20 excircles are provided with a cannelure, ball seat 20 tops are provided with six tapped through holes, the spherical gland 18 that has six tapped through holes all around is inserted in from spherical tuningout body 17 tops, by set bolt 19 gland 18 is connected with ball seat 20; Ball seat 20 and have between the base 26 of clip head 27 and be provided with lower seal 25, ball seat 20 and base 26 by being threaded, form an integral body by horizontal gland 23; Wherein seal assembly comprises sealing ring 6, lower cover 7, secondary packing box 8, secondary packing 9, positioning bolt 10, the spring seat of honour 11, spring 12, spring lower seat 13, middle sealing ring 14, chopped-off head packing 15, every blue 16, in spherical tuningout body 17 top cylinder bodies, be equipped with successively every blue 16, chopped-off head packing 15, secondary packing box 8, secondary packing box 8 bottom horn mouths are pressed in above the chopped-off head packing 15, there is a through hole at the center, one boss is arranged at horn mouth top, spring lower seat 13 is housed on the boss successively, spring 12, the spring seat of honour 11, secondary packing 9, lower cover 7, sealing ring 14 in the twice is equipped with in secondary packing 8 box cylindrical bottoms, there is locating slot 32 under two symmetries at the middle part, top has two to deserving to be called locating slot 34, secondary packing box 8 upper external thread are connected with spherical tuningout body 17 upper internal threaded, by locating in the locating slot 32 down on the positioning bolt 10, sealing ring 6 is equipped with on lower cover 7 tops, lower pressing cap 2 is connected with secondary packing box 8 upper external thread, will go up sealing ring 6 and compress; Wherein the oil removing assembly comprises three grades of packing boxs 5, three grades of packings 4, upper press cover 3, three grades of packings 4 are contained in three grades of packing boxs 5, upper press cover 3 is threaded with three grades of packing boxs 5 three grades of packings 4 is compressed, three grades of packing box 5 bottoms are provided with four oily openings 37, on lower pressing cap 2, be provided with overflow screwed hole 36, upper pressing cap 1 is positioned on the oil removing assembly and is threaded with lower pressing cap 2, forms the cavity that the oil removing assembly is installed.
Claims (4)
1, a kind of pumpingh well is prevented the eccentric wear wellhead assembly, by the tuningout assembly, seal assembly, oil removing assembly three parts are formed, it is characterized in that: described tuningout assembly is positioned at the bottom, seal assembly is positioned at the middle part, the oil removing assembly is positioned at top, wherein the tuningout assembly comprises spherical tuningout body, spherical gland, set bolt, ball seat, spray-proof ball, sealing mat, horizontal gland, ear handle, lower seal, base, the clip head, spherical tuningout body top is a cylinder body, its top cylindrical has a symmetrical positioning bolt sheath, circle is provided with internal thread in the top, the bottom is a hollow spherical crown body, there is a through hole at the center, last aperture is greater than the spray-proof ball diameter, following Kong Weiyi round edge marginal pore, and the centre is the ball chamber that spray-proof ball is housed; Spherical tuningout body is sitting on the ball seat, the ball seat intrados is provided with sealing mat, and the ball seat excircle is provided with a cannelure, and ball seat top is provided with six tapped through holes, the spherical gland that has six tapped through holes all around is inserted in from spherical tuningout body top, by set bolt gland is connected with ball seat; Ball seat and have between the base of clip head and be provided with lower seal, ball seat and base by being threaded, form an integral body by horizontal gland; Wherein seal assembly comprises sealing ring, lower cover, secondary packing box, secondary packing, positioning bolt, the spring seat of honour, spring, spring lower seat, middle sealing ring, the chopped-off head packing, every orchid, in the cylinder body of spherical tuningout body top, be equipped with successively every orchid, the chopped-off head packing, secondary packing box, secondary packing box bottom horn mouth is pressed in above the chopped-off head packing, there is a through hole at the center, one boss is arranged at horn mouth top, spring lower seat is housed on the boss successively, spring, the spring seat of honour, secondary packing, secondary packing gland, sealing ring in the twice is equipped with in secondary packing box cylindrical bottom, there is locating slot under two symmetries at the middle part, top has two to deserving to be called locating slot, secondary packing box upper external thread is connected with spherical tuningout body upper internal threaded, by locating in the locating slot down on the positioning bolt, sealing ring is equipped with on lower cover top, lower pressing cap is connected with secondary packing box upper external thread, will go up sealing ring and compress; Wherein the oil removing assembly comprises three grades of packing boxs, three grades of packings, upper press cover, three grades of packings are contained in three grades of packing boxs, upper press cover is threaded with three grades of packing boxs three grades of packings is compressed, three grades of packing box bottoms are provided with four oily openings, on lower pressing cap, be provided with the overflow screwed hole, upper pressing cap is positioned on the oil removing assembly and is threaded with lower pressing cap, forms the cavity that the oil removing assembly is installed.
2, the anti-eccentric wear wellhead assembly of pumpingh well according to claim 1, it is characterized in that: described lower cover is stepped round tank body structure, and there is a through hole at the center, and the two-stage step is arranged at cylindrical top, and first order step is for tripping out groove, and the top is provided with seal groove.
3, the anti-eccentric wear wellhead assembly of pumpingh well according to claim 1 is characterized in that: described chopped-off head packing top is that cone, bottom, vertical section are two " V " fonts, the whole packing that the center has a through hole to be made by oil-resistant rubber material.
4, the anti-eccentric wear wellhead assembly of pumpingh well according to claim 1 is characterized in that: describedly be two isoceles triangle shapes every top, blue vertical section, there is a through hole at the center, and the bottom is the cirque structure body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520082703 CN2780979Y (en) | 2005-04-21 | 2005-04-21 | Well head device for preventing offset wear pumping well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520082703 CN2780979Y (en) | 2005-04-21 | 2005-04-21 | Well head device for preventing offset wear pumping well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2780979Y true CN2780979Y (en) | 2006-05-17 |
Family
ID=36762181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520082703 Expired - Fee Related CN2780979Y (en) | 2005-04-21 | 2005-04-21 | Well head device for preventing offset wear pumping well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2780979Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503137A (en) * | 2021-08-14 | 2021-10-15 | 盘锦博程实业有限公司 | Horizontal self-adjusting well head sealer |
-
2005
- 2005-04-21 CN CN 200520082703 patent/CN2780979Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503137A (en) * | 2021-08-14 | 2021-10-15 | 盘锦博程实业有限公司 | Horizontal self-adjusting well head sealer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |