CN205243468U - Oil recovery oil well sealing device - Google Patents
Oil recovery oil well sealing device Download PDFInfo
- Publication number
- CN205243468U CN205243468U CN201620000507.1U CN201620000507U CN205243468U CN 205243468 U CN205243468 U CN 205243468U CN 201620000507 U CN201620000507 U CN 201620000507U CN 205243468 U CN205243468 U CN 205243468U
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- sealing
- oil
- well
- box
- outer box
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- Expired - Fee Related
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Abstract
The utility model discloses an oil recovery oil well sealing device, including oil pumping polished rod, sealed bearing, sealed outer box, well head connect cover, oil well wellhead, well head sealing layer, hold the seal cover tightly, box, interior box filling layer and a plurality of regulating spring circle in a plurality of polished rod sealing circle, inside vacuum layer, the sealed enhancement, sealed outer box is through the sealed bearing polished rod of even pumping, and the well head is connected the cover and is established on sealed outer box, the well head connect the cover through well head sealing layer lid on oil well wellhead, hold tightly the seal cover establish in sealed outer box and the cover on the oil pumping polished rod, the polished rod sealing snare is on holding the seal cover tightly, the regulating spring circle is established between the polished rod sealing circle, the box is established sealed outer in box in sealed the enhancement, inside vacuum level in sealed the enhancement box with sealed outside between he, interior box filling layer is filled sealed in jiaqianging in he. The utility model discloses can effectively hold the oil pumping polished rod tightly, make it relapseing to have good leakproofness when the up -and -down motion recovers the oil, have certain shock attenuation effect, stable in structure, long service life.
Description
Technical field
The utility model relates to a kind of well recovery equipment, relates in particular to a kind of oil-extracting well sealing device.
Background technology
In the time of well recovery, oil pumping polish rod needs up and down repeatedly athleticism that oil is exploited out, and oil pumping polish rod repeatedly moves and need to be held tightly and could be kept sealing by sealing device, and the accidents such as avoid recovering the oil inefficacy, leakage of oil, blowout occur. The sealing of the oil well sealing device of prior art is poor, can not adapt to oil pumping polish rod motion for a long time and repeatedly, and the vibration causing because of oil pumping polish rod also easily makes sealing device lose efficacy.
Utility model content
The purpose of this utility model: a kind of oil-extracting well sealing device is provided, and when energy, oil-extracting well is guaranteed good sealing in the time recovering the oil, and improves oil producing operation efficiency.
To achieve these goals, the technical solution of the utility model is:
A kind of oil-extracting well sealing device, comprises oil pumping polish rod, sealed bearing, the outer box of sealing, well head connection cover, well mouth of oil well, wellhead sealing layer, holds sealing shroud, multiple polished rod seal circle, inner vacuum layer, sealing reinforcement inner box, inner box packed layer and multiple regulating spring circle tightly; Described sealed bearing ringwise sealing shroud is connected on described oil pumping polish rod, and the upper end of the described outer box of sealing is connected on described oil pumping polish rod by described sealed bearing; Described well head connects the bottom of the outer box of sealing covering described in being arranged on, " U " shape structure that the longitudinal section of described well head connection cover is lower ending opening, and the upper end of the openend of described well head connection cover and described well mouth of oil well is suitable, described wellhead sealing layer is arranged on described well head and connects on the inwall covering, and described well head connection is covered by described wellhead sealing layer closing cap on described well mouth of oil well; The described sealing shroud of holding tightly is hollow tubular structure, described holding tightly on the inwall that sealing shroud is arranged on the outer box of described sealing, and the described sealing shroud sealing shroud of holding tightly is connected on described oil pumping polish rod; Described multiple polished rod seal circles respectively spacer sleeve are connected on described holding tightly on sealing shroud, described multiple regulating spring circles are disposed on respectively between described multiple polished rod seal circles, and described multiple regulating spring circles are circumferentially around the home in the described outside of holding sealing shroud tightly; Described sealing is strengthened inner box and is arranged in the outer box of described sealing, and described inner vacuum layer is between inner box and the described outer box of sealing are strengthened in described sealing, in the sealing reinforcement inner box described in described inner box packed layer is filled in; Described oil pumping polish rod, sealed bearing, the outer box of sealing, hold sealing shroud, multiple polished rod seal circle, inner vacuum layer and sealing tightly and strengthen inner box and coaxially arrange, and described oil pumping polish rod with described sealed bearing, the outer box of sealing, hold sealing shroud, multiple polished rod seal circle, inner vacuum layer tightly and seal the relative motion of reinforcement inner box.
Above-mentioned oil-extracting well sealing device, wherein, the embedded grooves arranged of annular on the outer wall of described well mouth of oil well, the bottom that described well head connects cover is provided with the setting-in bulge loop suitable with described embedded grooves arranged, and described setting-in bulge loop snaps onto in described embedded grooves arranged.
Above-mentioned oil-extracting well sealing device, wherein, also comprise multiple Fixed latches, described multiple Fixed latches laterally run through described well head and connect cover and well mouth of oil well, make described well head connect cover and are fixedly connected with described well mouth of oil well by described multiple Fixed latches.
Above-mentioned oil-extracting well sealing device, wherein, described well head connects between the outer wall bottom of cover and the described outer box of sealing and is interval with polylith reinforcement, and the structure that links into an integrated entity is covered in described reinforcement, the outer box of sealing and well head connection.
Above-mentioned oil-extracting well sealing device, wherein, is arranged with dismounting handle on the outer box of described strong sealing, is positioned at the both sides, top of the outer box of described strong sealing.
The utility model can effectively be held oil pumping polish rod tightly, makes it in the time repeatedly moving up and down oil recovery, have good sealing, has certain damping effect simultaneously, Stability Analysis of Structures, and long service life, is convenient to dismounting.
Brief description of the drawings
Fig. 1 is the sectional side elevation of the utility model oil-extracting well sealing device.
Fig. 2 is the cross-sectional figure of the utility model oil-extracting well sealing device.
Detailed description of the invention
Further illustrate embodiment of the present utility model below in conjunction with accompanying drawing.
Refer to shown in accompanying drawing 1 and accompanying drawing 2, a kind of oil-extracting well sealing device, comprises oil pumping polish rod 1, sealed bearing 2, the outer box 3 of sealing, well head connection cover 4, well mouth of oil well 5, wellhead sealing layer 6, holds sealing shroud 7, multiple polished rod seal circle 8, inner vacuum layer 9 tightly, seals and strengthen inner box 10, inner box packed layer 11 and multiple regulating spring circle 12; Described sealed bearing 2 ringwise sealing shroud is connected on described oil pumping polish rod 1, and the upper end of the described outer box 3 of sealing is connected on described oil pumping polish rod 1 by described sealed bearing 2; Described well head connection cover 4 is arranged on the bottom of the outer box 3 of described sealing, " U " shape structure that the longitudinal section of described well head connection cover 4 is lower ending opening, and the upper end of the openend of described well head connection cover 4 and described well mouth of oil well 5 is suitable, well head described in described wellhead sealing layer 6 is arranged on connects on the inwall of cover 4, and described well head connects cover 4 and passes through described wellhead sealing layer 6 closing cap on described well mouth of oil well 5; The described sealing shroud 7 of holding tightly is for hollow tubular structure, described holding tightly on the inwall that sealing shroud 7 is arranged on the outer box 3 of described sealing, and described sealing shroud 7 sealing shrouds of holding tightly are connected on described oil pumping polish rod 1; Described multiple polished rod seal circles 8 respectively spacer sleeve are connected on described holding tightly on sealing shroud 7, described multiple regulating spring circles 12 are disposed on respectively between described multiple polished rod seal circles 8, and described multiple regulating spring circles 12 are circumferentially around the home in the described outside of holding sealing shroud 7 tightly; Described sealing is strengthened inner box 10 and is arranged in the outer box 3 of described sealing, and described inner vacuum layer 9 is between inner box 10 and the described outer box 3 of sealing are strengthened in described sealing, in the sealing reinforcement inner box 10 described in described inner box packed layer 11 is filled in; Described oil pumping polish rod 1, sealed bearing 2, the outer box 3 of sealing, hold sealing shroud 7, multiple polished rod seal circle 8, inner vacuum layer 9 and sealing tightly and strengthen inner box 10 and coaxially arranges, and described oil pumping polish rod 1 with described sealed bearing 2, the outer box 3 of sealing, hold sealing shroud 7, multiple polished rod seal circle 8, inner vacuum layer 9 tightly and seal 10 relative motions of reinforcement inner box.
The embedded grooves arranged 13 of annular on the outer wall of described well mouth of oil well 5, the bottom that described well head connects cover 4 is provided with the setting-in bulge loop 14 suitable with described embedded grooves arranged 13, described setting-in bulge loop 14 snaps onto in described embedded grooves arranged 13, makes well head connect cover 4 clips and is connected on well mouth of oil well 5.
Also comprise multiple Fixed latches 15, described multiple Fixed latches 15 laterally run through described well head and connect cover 4 and well mouth of oil well 5, make described well head connect cover 4 and be fixedly connected with described well mouth of oil well 5 by described multiple Fixed latches 15, further guarantee that well head connects the reliable connection of cover 4 and well mouth of oil well 5.
Described well head connects between the outer wall bottom of cover 4 and the described outer box 3 of sealing and is interval with polylith reinforcement 16, and described reinforcement 16, the outer box 3 of sealing and well head connects and cover 4 structures that link into an integrated entity, can enhanced leaktightness outside the weight capacity of box 3.
On the outer box 3 of described strong sealing, be arranged with dismounting handle 17, be positioned at the both sides, top of the outer box 3 of described strong sealing, be convenient to dismounting the utility model.
When use, oil pumping polish rod 1 is by sealed bearing 2 and hold sealing shroud 7 tightly and hold tightly, the utility model connects cover 4 by well head and wellhead sealing layer 6 is fixed and is sealedly connected on well mouth of oil well 5, multiple polished rod seal circles 8, inner vacuum layer 9, the sandwich construction of inner box 10 and inner box packed layer 11 is strengthened in sealing can guarantee the sealing of oil pumping polish rod 1 in the time repeatedly moving up and down, multiple regulating spring circles 12 can play certain cushioning effect holding tightly when seal failure occurs sealing shroud 7, regulate the position of polished rod seal circle 8 to make it effectively hold oil pumping polish rod 1 tightly, guarantee sealing, in the time recovering the oil, play the effect of damping simultaneously.
In description of the present utility model, it will be appreciated that, term " upper end ", " on ", " bottom ", " longitudinal section ", " lower end ", " interior ", " circumferentially ", " outward ", " coaxially ", " laterally ", " top ", orientation or the position relationship of instructions such as " both sides " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In the utility model, unless otherwise clearly defined and limited, the terms such as term " installation ", " setting ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or integral; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless separately there is clear and definite restriction. For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In sum, the utility model can effectively be held oil pumping polish rod tightly, makes it in the time repeatedly moving up and down oil recovery, have good sealing, has certain damping effect simultaneously, Stability Analysis of Structures, and long service life, is convenient to dismounting.
The foregoing is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure transformation that utilizes the utility model description to do; or directly or indirectly use the technical field that is attached to other Related products, be all in like manner included in scope of patent protection of the present utility model.
Claims (5)
1. an oil-extracting well sealing device, is characterized in that: comprise oil pumping polish rod, sealed bearing, the outer box of sealing, well head connection cover, well mouth of oil well, wellhead sealing layer, hold sealing shroud, multiple polished rod seal circle, inner vacuum layer, sealing reinforcement inner box, inner box packed layer and multiple regulating spring circle tightly; Described sealed bearing ringwise sealing shroud is connected on described oil pumping polish rod, and the upper end of the described outer box of sealing is connected on described oil pumping polish rod by described sealed bearing; Described well head connects the bottom of the outer box of sealing covering described in being arranged on, " U " shape structure that the longitudinal section of described well head connection cover is lower ending opening, and the upper end of the openend of described well head connection cover and described well mouth of oil well is suitable, described wellhead sealing layer is arranged on described well head and connects on the inwall covering, and described well head connection is covered by described wellhead sealing layer closing cap on described well mouth of oil well; The described sealing shroud of holding tightly is hollow tubular structure, described holding tightly on the inwall that sealing shroud is arranged on the outer box of described sealing, and the described sealing shroud sealing shroud of holding tightly is connected on described oil pumping polish rod; Described multiple polished rod seal circles respectively spacer sleeve are connected on described holding tightly on sealing shroud, described multiple regulating spring circles are disposed on respectively between described multiple polished rod seal circles, and described multiple regulating spring circles are circumferentially around the home in the described outside of holding sealing shroud tightly; Described sealing is strengthened inner box and is arranged in the outer box of described sealing, and described inner vacuum layer is between inner box and the described outer box of sealing are strengthened in described sealing, in the sealing reinforcement inner box described in described inner box packed layer is filled in; Described oil pumping polish rod, sealed bearing, the outer box of sealing, hold sealing shroud, multiple polished rod seal circle, inner vacuum layer and sealing tightly and strengthen inner box and coaxially arrange, and described oil pumping polish rod with described sealed bearing, the outer box of sealing, hold sealing shroud, multiple polished rod seal circle, inner vacuum layer tightly and seal the relative motion of reinforcement inner box.
2. oil-extracting well sealing device according to claim 1, it is characterized in that: the embedded grooves arranged of annular on the outer wall of described well mouth of oil well, the bottom that described well head connects cover is provided with the setting-in bulge loop suitable with described embedded grooves arranged, and described setting-in bulge loop snaps onto in described embedded grooves arranged.
3. oil-extracting well sealing device according to claim 1, it is characterized in that: also comprise multiple Fixed latches, described multiple Fixed latches laterally run through described well head and connect cover and well mouth of oil well, make described well head connect cover and are fixedly connected with described well mouth of oil well by described multiple Fixed latches.
4. oil-extracting well sealing device according to claim 1, it is characterized in that: described well head connects between the outer wall bottom of cover and the described outer box of sealing and is interval with polylith reinforcement, and the structure that links into an integrated entity is covered in described reinforcement, the outer box of sealing and well head connection.
5. oil-extracting well sealing device according to claim 1, is characterized in that: on the outer box of described strong sealing, be arranged with dismounting handle, be positioned at the both sides, top of the outer box of described strong sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620000507.1U CN205243468U (en) | 2016-01-03 | 2016-01-03 | Oil recovery oil well sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620000507.1U CN205243468U (en) | 2016-01-03 | 2016-01-03 | Oil recovery oil well sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205243468U true CN205243468U (en) | 2016-05-18 |
Family
ID=55942548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620000507.1U Expired - Fee Related CN205243468U (en) | 2016-01-03 | 2016-01-03 | Oil recovery oil well sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205243468U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206506A (en) * | 2019-06-10 | 2019-09-06 | 湖南达道新能源开发有限公司 | A kind of geothermal drilling well head cover board |
-
2016
- 2016-01-03 CN CN201620000507.1U patent/CN205243468U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206506A (en) * | 2019-06-10 | 2019-09-06 | 湖南达道新能源开发有限公司 | A kind of geothermal drilling well head cover board |
| CN110206506B (en) * | 2019-06-10 | 2021-09-28 | 湖南达道新能源开发有限公司 | Wellhead cover plate for geothermal drilling |
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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 |
Granted publication date: 20160518 Termination date: 20170103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |