CN209704522U - It is a kind of not shut down the polished rod sealer for installing airtight and watertight padding additional - Google Patents
It is a kind of not shut down the polished rod sealer for installing airtight and watertight padding additional Download PDFInfo
- Publication number
- CN209704522U CN209704522U CN201920447644.3U CN201920447644U CN209704522U CN 209704522 U CN209704522 U CN 209704522U CN 201920447644 U CN201920447644 U CN 201920447644U CN 209704522 U CN209704522 U CN 209704522U
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- China
- Prior art keywords
- filler
- tuningout
- stuffing box
- cap
- polished rod
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Abstract
It is a kind of not shut down the polished rod sealer for installing airtight and watertight padding additional, including baffle ring, filler driving body, attachment cap, stuffing box, upper locking cap, upper seal, connect gland, take over sealing element, lower locking cap, tuningout pressure cap, tuningout body, lower seal, pedestal, rope band shape filler is from filler delivery chute, after fluting is put into, tubaeform orbital plane through filler driving body is pushed into the conical packing cavity of stuffing box, rotate filler driving body, rope band shape filler will fill up conical packing cavity, after rope band shape filler abrasion in conical packing cavity, rotate filler driving body, rope band shape filler will continue to push to conical packing cavity, seal polished rod always, when not repeated due to pumping unit installation error polished rod axis with wellhead assembly axis, the axis of adjustable tuningout body makes its axis coaxle with polished rod, add in stuffing box It does not need to dismantle sealer after shutting down when filling sealing element, adjusting deviation device can guarantee that sealing element is uniformly in the surrounding of polished rod.
Description
Technical field
The utility model is the wellhead equipment of oil exploitation, is polished rod sealer, is a kind of not shut down installation sealing and fill out
The polished rod sealer of material.
Background technique
Blowout in order to prevent when pumpingh well is pumped with sucker rod will install sealing on the flow tee of wellhead assembly
Device connects pumping unit across the bar top of sealer, and lower part connecting with pumping rod is sealed to guarantee to cooperate with sealer, passed through
The body of rod surface processing of sealer is very smooth, so referred to as polished rod, sealer are also known as polished rod sealer.Existing polished rod
Sealer type is more, but all have the defects that it is certain, if any poor sealing, the frequent oil leak of well head both causes crude oil
Loss, and cause environmental pollution.In order to avoid well head oil leak, need often to installing sealing element additional in polished rod sealer seal box,
Labor intensity of workers, and require polished rod is out of service could install sealing element additional, the time for installing sealing element additional is long, and process is more, right
After heavy oil wells and sand output well, stoppage in transit plus seal, it is easy to appear the accident that cannot normally drive a well again, it will cause great economy
Loss.There are installation errors for pumping unit at present, and polished rod is different from wellhead assembly when oil pumping polish rod is suspended on the horse head of pumping unit
Axis makes the sealing element in polished rod sealer there are problems that eccentric wear, and the service life of sealing element is short, needs frequent shutdown replacement close
Sealing.
Summary of the invention
The purpose of this utility model is to design a kind of polished rod sealer that do not shut down and install airtight and watertight padding additional, makes its pumping unit not
Stop taking out and can reduce labor intensity of workers to sealing element is installed in the seal box of polished rod sealer additional, installs sealing element additional and do not need to stop
Well avoids the above problem caused by stopping well.
Purpose of the utility model is realized as follows: including baffle ring, filler driving body, attachment cap, stuffing box, upper locking
Cap, upper seal connect gland, take over sealing element, lower locking cap, tuningout pressure cap, tuningout body, lower seal, pedestal, tuningout body
Lower outer diameter be greater than the upper inner diameter of tuningout pressure cap, the inner circular bead of tuningout pressure cap tangles the lower part shoulder of tuningout body, pedestal
Upper surface annular groove in lower seal is installed, for the lower end seat of tuningout body on pedestal, lower seal is pushed down in the lower end of tuningout body,
Lower seal seals the gap between the lower end surface of tuningout body and the upper surface of pedestal, the lower thread of tuningout pressure cap and pedestal
Top is threadedly coupled, and sealing element is taken in the inside installation of tuningout body, and the external screw thread of the internal screw thread and tuningout body of lower locking cap screws,
Lower locking cap is in the externally threaded lower section of tuningout body, and upper seal, the lower part of stuffing box are installed on the lower part outer wall of stuffing box
It is inserted into the top of tuningout body, upper seal enters in the top of tuningout body, between upper seal sealed stuffing box and tuningout body
Gap, connection gland be suspended on the shoulder of stuffing box, the lower thread for connecting gland is threadedly coupled with the top of tuningout body,
The lower threaded connection of the internal screw thread and stuffing box of upper locking cap, upper locking cap push down connection gland, and lower locking cap is withstood from below
Connect gland, prevent the connection screw thread for connecting gland and tuningout body from moving back button, prevent stuffing box from axial float, stuffing box it is upper
There is conical packing cavity in portion, and the upper inner diameter of attachment cap is less than the boss outer diameter of filler driving body, and attachment cap is articulated in filler drive
On kinetoplast, baffle ring is sleeved on integrally welded, the internal screw thread of attachment cap and the upper screw thread of stuffing box behind the top of filler driving body
Connection is inserted into the lower part of filler driving body in the conical packing cavity of stuffing box, and filler driving body has polished rod hole, the light
Rod aperture has fluting, and tubaeform orbital plane is arranged in the lower section of the fluting, and the lower end of the tubaeform orbital plane is driven to filler
At the lower end surface of kinetoplast, the upper end of baffle ring is provided with filler delivery chute, the width of the filler delivery chute and the fluting
Width is equal, when baffle ring and integrally welded filler driving body described in filler delivery chute be aligned with the fluting, attachment cap
Internal screw thread and stuffing box upper threaded connection after baffle ring, filler driving physical efficiency and stuffing box generation relative rotation.
The beneficial effects of the utility model are: rope band shape filler from the filler delivery chute, fluting be put into after, through filler
The tubaeform orbital plane of driving body is pushed into the conical packing cavity of stuffing box, and rope band shape packing box is spun on practical across this
On novel polished rod, filler driving body is rotated, rope band shape filler will fill up conical packing cavity, the rope in conical packing cavity
Band shape filler abrasion after, rotate filler driving body, rope band shape filler will continue to conical packing cavity push, make polished rod always by
Sealing, when not repeated due to pumping unit installation error polished rod axis with wellhead assembly axis, the axis of adjustable tuningout body
Make its axis coaxle with polished rod, therefore, the utility model is close to not needing to dismantle after shutting down when installation sealing element in stuffing box
Device is sealed, labor intensity of workers is greatly reduced, can be occurred to avoid accident caused by well is stopped, the adjusting deviation device of design can guarantee close
Sealing is uniformly in the surrounding of polished rod, can improve the service life of sealing element.
Detailed description of the invention
Attached drawing 1 is the installation diagram of the utility model embodiment.
Attached drawing 2 is the main view (not splitting) that attached drawing 1 is part 2.
Attached drawing 3 is the top view that attached drawing 1 is part 2.
Attached drawing 4 is the top view that attached drawing 1 is part 1.
Attached drawing 5 is the right view (complete section) that attached drawing 1 is part 1.
Specific embodiment
The embodiments of the present invention are illustrated with reference to the accompanying drawing.
As seen from the figure, the embodiments of the present invention include baffle ring 1, filler driving body 2, attachment cap 3, stuffing box 4, locking
Tight cap 5, connection gland 7, takes over sealing element 8, lower locking cap 9, tuningout pressure cap 10, tuningout body 11, lower seal at upper seal 6
12, pedestal 13, the lower outer diameter of tuningout body 11 are greater than the upper inner diameter of tuningout pressure cap 10, and the inner circular bead of tuningout pressure cap 10 tangles
The lower part shoulder of tuningout body 11 installs lower seal 12 in the upper surface annular groove of pedestal 13, and the lower end seat of tuningout body 11 is the bottom of at
On seat 13, lower seal 12 is pushed down in the lower end of tuningout body 11, and lower seal 12 seals lower end surface and the pedestal 13 of tuningout body 11
The lower thread in the gap between upper surface, tuningout pressure cap 10 is threadedly coupled with the top of pedestal 13, the inside peace of tuningout body 11
Sealing element 8 is replaced in attaching, and the external screw thread of the internal screw thread and tuningout body 11 of lower locking cap 9 screws, and lower locking cap 9 is in tuningout body 11
Externally threaded lower section installs upper seal 6, the top of the lower part insertion tuningout body 11 of stuffing box 4 on the lower part outer wall of stuffing box 4
Interior, upper seal 6 enters in the top of tuningout body 11, the gap between 6 sealed stuffing box 4 of upper seal and tuningout body 11, even
It connects gland 7 to be suspended on the shoulder of stuffing box 4, the lower thread of connection gland 7 is threadedly coupled with the top of tuningout body 11, is locked
The lower threaded connection of the internal screw thread and stuffing box 4 of tight cap 5, upper locking cap 5 push down connection gland 7, and lower locking cap 9 is spelled from below
Gland 7 is connected, prevents the connection screw thread for connecting gland 7 and tuningout body 11 from moving back button, prevents stuffing box 4 from axial float, filler
Conical packing cavity 4-1 is arranged at the top of box 4, and the upper inner diameter of attachment cap 3 is less than the boss outer diameter of filler driving body 2, attachment cap 3
It is articulated on filler driving body 2, baffle ring 1 is sleeved on integrally welded, the internal screw thread of attachment cap 3 behind the top of filler driving body 2
With the upper threaded connection of stuffing box 4, it is inserted into the lower part of filler driving body 2 in the conical packing cavity 4-1 of stuffing box 4, filler
Driving body 2 has polished rod hole 2-3, the polished rod hole 2-3 to have fluting 2-1, and tubaeform track is arranged in the lower section of the fluting 2-1
Face 2-2, at the lower end surface of filler driving body 2, the upper end of baffle ring 1 is provided with filler for the lower end of the tubaeform orbital plane 2-2
Delivery chute 1-1, the width of the filler delivery chute 1-1 is equal with the fluting width of 2-1, and baffle ring 1 and filler drive
Filler delivery chute 1-1 described in when body 2 is integrally welded is aligned with the fluting 2-1, the internal screw thread and stuffing box of attachment cap 3
Baffle ring 1, filler driving body 2 can generate relative rotation with stuffing box 4 after 4 upper threaded connection.
When installing on the utility model to wellhead assembly, utility model is set on the light in well and passing through wellhead assembly
On bar, pedestal 13 is connect with wellhead assembly, pedestal 13 and wellhead assembly coaxial line, after being full of filler in stuffing box 4, stuffing box
4, just with light-rod coaxial line, then tighten the connection screw thread between tuningout pressure cap 10 and pedestal 13, polished rod would not be with stuffing box
Airtight and watertight padding in 4 generates eccentric wear.Rope band shape filler (used waste and old belt generally on pumping unit) is from the filler
Delivery chute 1-1, fluting 2-1 are sent in the conical packing cavity 4-1, are rotated baffle ring 1, and rope band shape filler is Jiu Zi Dong Chan
It is wound on polished rod and forms sealing.
The utility model is taken over sealing element 8 when working normally and is not compacted, and polished rod, which is not worn, takes over sealing element 8.It needs to examine
When repairing the conical packing cavity 4-1, rotation connection gland 7 makes the compression of 4 downlink of stuffing box take over sealing element 8, makes to take over close
Sealing 8 is devoted oneself to work seal up polished rod after, then dismantling connection cap 3 overhauls the conical packing cavity 4-1, will be in it
Maimed object take out.Rope band shape filler is packed into the conical packing cavity 4-1 again after the completion of Awaiting Overhaul and is devoted oneself to work, then
Connection gland 7 is unclamped, makes to take over sealing element 8 and is in off working state, locking cap 5, lower locking cap 9 is pulled tight, prevents stuffing box 4
Upper and lower play.
Claims (1)
1. one kind do not shut down install additional airtight and watertight padding polished rod sealer, including baffle ring (1), filler driving body (2), attachment cap (3),
Stuffing box (4), upper seal (6), connection gland (7), takes over sealing element (8), lower locking cap (9), tuningout at upper locking cap (5)
Pressure cap (10), tuningout body (11), lower seal (12), pedestal (13) are adjusted it is characterized in that: the lower outer diameter of tuningout body (11) is greater than
The upper inner diameter of bias cap (10), the inner circular bead of tuningout pressure cap (10) tangle the lower part shoulder of tuningout body (11), pedestal (13)
Upper surface annular groove in install lower seal (12), the lower end seat of tuningout body (11) on pedestal (13), tuningout body (11)
Lower end is pushed down lower seal (12), and lower seal (12) seals between the lower end surface of tuningout body (11) and the upper surface of pedestal (13)
Gap, the lower thread of tuningout pressure cap (10) is threadedly coupled with the top of pedestal (13), and the inside installation of tuningout body (11) connects
For sealing element (8), the external screw thread of the internal screw thread and tuningout body (11) of lower locking cap (9) is screwed, and lower locking cap (9) is in tuningout body
(11) externally threaded lower section installs upper seal (6) on the lower part outer wall of stuffing box (4), and the lower part of stuffing box (4), which is inserted into, adjusts
In the top of inclined body (11), upper seal (6) enters in the top of tuningout body (11), upper seal (6) sealed stuffing box (4) with
Gap between tuningout body (11), connection gland (7) are suspended on the shoulder of stuffing box (4), connect the lower thread of gland (7)
It is threadedly coupled with the top of tuningout body (11), the internal screw thread of upper locking cap (5) and the lower threaded connection of stuffing box (4), upper locking
Cap (5) pushes down connection gland (7), and lower locking cap (9) withstands connection gland (7) from below, makes to connect gland (7) and tuningout body
(11) connection screw thread cannot move back button, and stuffing box (4) is made to be unable to axial float, and conical packing cavity is arranged at the top of stuffing box (4)
(4-1), the upper inner diameter of attachment cap (3) are less than the boss outer diameter of filler driving body (2), and attachment cap (3) is articulated in filler driving
On body (2), baffle ring (1) is sleeved on integrally welded, the internal screw thread and filler of attachment cap (3) behind the top of filler driving body (2)
The upper threaded connection of box (4), the conical packing cavity (4-1) for making the lower part of filler driving body (2) be inserted into stuffing box (4) is inner, fills out
Material driving body (2) has polished rod hole (2-3), and the polished rod hole (2-3) has fluting (2-1), and the lower section of the fluting (2-1) is set
It sets tubaeform orbital plane (2-2), the lower end of the tubaeform orbital plane (2-2) is at the lower end surface of filler driving body (2), gear
The upper end of ring (1) is provided with filler delivery chute (1-1), the width of the filler delivery chute (1-1) and the fluting (2-1)
Width is equal, baffle ring (1) and filler driving body (2) it is integrally welded when described in filler delivery chute (1-1) and the fluting
(2-1) alignment, baffle ring (1), filler driving body (2) can be with after the internal screw thread of attachment cap (3) and the upper threaded connection of stuffing box (4)
Stuffing box (4) generates relative rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447644.3U CN209704522U (en) | 2019-04-04 | 2019-04-04 | It is a kind of not shut down the polished rod sealer for installing airtight and watertight padding additional |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447644.3U CN209704522U (en) | 2019-04-04 | 2019-04-04 | It is a kind of not shut down the polished rod sealer for installing airtight and watertight padding additional |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209704522U true CN209704522U (en) | 2019-11-29 |
Family
ID=68646849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920447644.3U Active CN209704522U (en) | 2019-04-04 | 2019-04-04 | It is a kind of not shut down the polished rod sealer for installing airtight and watertight padding additional |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209704522U (en) |
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2019
- 2019-04-04 CN CN201920447644.3U patent/CN209704522U/en active Active
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