CN2830633Y - Universal auto correcting deflection wellhead - Google Patents

Universal auto correcting deflection wellhead Download PDF

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Publication number
CN2830633Y
CN2830633Y CN 200520022004 CN200520022004U CN2830633Y CN 2830633 Y CN2830633 Y CN 2830633Y CN 200520022004 CN200520022004 CN 200520022004 CN 200520022004 U CN200520022004 U CN 200520022004U CN 2830633 Y CN2830633 Y CN 2830633Y
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CN
China
Prior art keywords
ball joint
upper ball
control agent
spring
base
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
Application number
CN 200520022004
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Chinese (zh)
Inventor
蒋伟中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 200520022004 priority Critical patent/CN2830633Y/en
Application granted granted Critical
Publication of CN2830633Y publication Critical patent/CN2830633Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a universal auto correcting deflection wellhead device. A sealing press cap (1), an upper ball joint (5), an upper control agent (7), a universal seat (10) and a lower control agent (12) are mutually and orderly connected from top to bottom by screw threads, a spring (2) and a spring seat (3) are positioned in the sealing press cap (1), and a spiral sealing rubber ring (4) is positioned in the ball joint (5). An upper disk-shaped spring (8) and an upper ball seat (9) are positioned between the upper ball joint (5) and the upper control agent (7), a lower ball seat (13) and a lower disk-shaped spring (14) are positioned between a lower ball joint (11) and the lower control agent (12), and the lower ball joint (11) is positioned on the lower part of the upper ball joint (5). A dust cover (6) is sheathed on the upper ball joint (5), and the lower end of the dust cover (6) and the upper part of the upper control agent (7) are in spherical surface contact. The utility model has the advantages of long service life and convenient disassembly; the utility model can automatically regulate deviation from every angle.

Description

A kind of universal automatic deflection adjusting wellhead assembly
Technical field
The utility model relates to the oil field shaft mouth device,
Background technology
At present, the wellhead assembly that preventing of using on the oil field pumping well outwards spills between the polished rod outer wall of crude oil by well head and oil pumper exists or application life is short or dismounting inconvenience or shortcoming that can not comprehensive automatic deflection adjusting.
Technology contents
The purpose of this utility model provides a kind of long service life, convenient disassembly, universal automatic deflection adjusting wellhead assembly that can comprehensive automatic deflection adjusting.
Technical solution of the present utility model is that it is by gland, spring, spring base, the helixseal cushion rubber, Upper ball joint, dust cover, the adjusted body, last disk spring, upper ball base, universal base, following spherojoint, following control agent, lower ball base and following disk spring are formed, gland, Upper ball joint, the adjusted body, universal base and following control agent from top to bottom interconnect by screw thread successively, spring and spring base are positioned at gland, the helixseal cushion rubber is positioned at Upper ball joint, last disk spring and upper ball base are between Upper ball joint and adjusted body, lower ball base and following disk spring are down between spherojoint and the following control agent, following spherojoint is positioned at the bottom of Upper ball joint, dust cover is enclosed within on the Upper ball joint and the lower end becomes sphere to contact with the top of adjusted body, at gland, be respectively equipped with the dismounting sleeve pipe on the outer wall of adjusted body and following control agent, on dust cover and universal base, be respectively equipped with the dismounting delthyrium.
Technique effect of the present utility model is that it has long service life, convenient disassembly, advantage that can comprehensive automatic deflection adjusting.
Description of drawings
Accompanying drawing is the utility model embodiment sectional view.
The specific embodiment
As shown in the figure, it is by gland 1, spring 2, spring base 3, helixseal cushion rubber 4, Upper ball joint 5, dust cover 6, adjusted body 7, last disk spring 8, upper ball base 9, universal base 10, following spherojoint 11, following control agent 12, lower ball base 13 and following disk spring 14 are formed, gland 1, Upper ball joint 5, adjusted body 7, universal base 10 and following control agent 12 from top to bottom interconnect by screw thread successively, spring 2 and spring base 3 are positioned at gland 1, helixseal cushion rubber 4 is positioned at Upper ball joint 5, last disk spring 8 and upper ball base 9 are between Upper ball joint 5 and adjusted body 7, lower ball base 13 and following disk spring 14 are down between spherojoint 11 and the following control agent 12, following spherojoint 11 is positioned at the bottom of Upper ball joint 5, dust cover 6 is enclosed within on the Upper ball joint 5 and the lower end becomes sphere to contact with the top of adjusted body 7, at gland 1, be respectively equipped with dismounting sleeve pipe 15 on the outer wall of adjusted body 7 and following control agent 12, on dust cover 6 and universal base 10, be respectively equipped with dismounting delthyrium 16.The bottom of disk spring 14 is provided with pad 17 down in Upper ball joint 5, is provided with O-ring seals 18 with dust cover 6 contacts site on adjusted body 7.

Claims (3)

1, a kind of universal automatic deflection adjusting wellhead assembly, it includes gland (1), spring (2), spring base (3), helixseal cushion rubber (4), Upper ball joint (5), dust cover (6), adjusted body (7), last disk spring (8), upper ball base (9), universal base (10), following spherojoint (11), following control agent (12), lower ball base (13) and following disk spring (14), it is characterized in that, gland (1), Upper ball joint (5), adjusted body (7), universal base (10) and following control agent (12) from top to bottom interconnect by screw thread successively, spring (2) and spring base (3) are positioned at gland (1), helixseal cushion rubber (4) is positioned at Upper ball joint (5), last disk spring (8) and upper ball base (9) are positioned between Upper ball joint (5) and the adjusted body (7), lower ball base (13) and following disk spring (14) are positioned between following spherojoint (11) and the following control agent (12), following spherojoint (11) is positioned at the bottom of Upper ball joint (5), dust cover (6) is enclosed within on the Upper ball joint (5) and the lower end becomes sphere to contact with the top of adjusted body (7), in gland (1), be respectively equipped with dismounting sleeve pipe (15) on the outer wall of adjusted body (7) and following control agent (12), on dust cover (6) and universal base (10), be respectively equipped with dismounting delthyrium (16).
2, a kind of universal automatic deflection adjusting wellhead assembly as claimed in claim 1 is characterized in that the bottom of following disk spring (14) in Upper ball joint (5) is provided with pad (17).
3, a kind of universal automatic deflection adjusting wellhead assembly as claimed in claim 1 is characterized in that on adjusted body (7) and dust cover (6) contact site is provided with O-ring seals (18).
CN 200520022004 2005-11-22 2005-11-22 Universal auto correcting deflection wellhead Expired - Fee Related CN2830633Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200520022004 CN2830633Y (en) 2005-11-22 2005-11-22 Universal auto correcting deflection wellhead

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200520022004 CN2830633Y (en) 2005-11-22 2005-11-22 Universal auto correcting deflection wellhead

Publications (1)

Publication Number Publication Date
CN2830633Y true CN2830633Y (en) 2006-10-25

Family

ID=37135559

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200520022004 Expired - Fee Related CN2830633Y (en) 2005-11-22 2005-11-22 Universal auto correcting deflection wellhead

Country Status (1)

Country Link
CN (1) CN2830633Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110259405A (en) * 2019-06-28 2019-09-20 辛胜杰 A kind of oil pumping machine well head Multifunctional blowout-prevention sealer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110259405A (en) * 2019-06-28 2019-09-20 辛胜杰 A kind of oil pumping machine well head Multifunctional blowout-prevention 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