CN206987764U - A kind of pollution-free oil mine pore device - Google Patents
A kind of pollution-free oil mine pore device Download PDFInfo
- Publication number
- CN206987764U CN206987764U CN201720866920.0U CN201720866920U CN206987764U CN 206987764 U CN206987764 U CN 206987764U CN 201720866920 U CN201720866920 U CN 201720866920U CN 206987764 U CN206987764 U CN 206987764U
- Authority
- CN
- China
- Prior art keywords
- seal sleeve
- screw rod
- draining chamber
- adjusting screw
- mobile
- 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
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Abstract
The utility model provides a kind of pollution-free oil mine pore device, including draining chamber and it is welded on the wellhead sealing box cupling of draining chamber bottom, it is characterized in that the draining chamber top is set with mobile seal sleeve, mobile seal sleeve internal diameter is slightly larger than draining chamber external diameter, it is set to be moved up and down on the outside of draining chamber, sealing ring is also equipped between the inwall and draining cavity outer wall of mobile seal sleeve, makes to move between seal sleeve and draining chamber and keeps closed.Mobile seal sleeve upper weld connects oil funnel, connects oil funnel and mobile seal sleeve is concentric, the upper surface circumferential sealing for connecing the lower outlet circumference and mobile seal sleeve of oil funnel welds.Mobile seal sleeve lower surface is welded with the adjusting screw rod of radial symmetric, and back-moving spring is set with the outside of adjusting screw rod, meanwhile, adjusting screw rod passes through the spring base for being welded on draining cavity outer wall radial symmetric, and spring base bottom sets nut.Lower seal is provided with the inside of the wellhead sealing box cupling.The utility model can realize clean manufacturing.
Description
Technical field：
A kind of oil-bailing in oilfield wellhead assembly is the utility model is related to, more particularly to a kind of pollution-free oil mine pore device.
Background technology：
It is sleeve pipe of the direct hydraulic packing of dredging vehicle in well mouth of oil well when carrying out oil salvage operation using dredging vehicle at present
On, then the balancing weight of dredging vehicle oil bailing device, involving swab glue bucket and steel wire rope, which are lowered into the sleeve pipe of oil well, carries out oil salvage operation.
At the end of involving swab, it is necessary to which artificial again carried out in the oil spilling hole that the profit in dredging vehicle pipeline and at well mouth of oil well is flowed on well site
Clearing and retrieving, environmental pollution is not only formd, simultaneously because fluid is sticky, cleaning is extremely difficult, accordingly adds the labor of worker
Fatigue resistance and cost of labor, also reduce the operating efficiency of involving swab.
The content of the invention：
The purpose of this utility model is to overcome shortcoming present in prior art, there is provided a kind of pollution-free oil mine pore dress
Put, allow that involving swab terminates rear line and the Residual oil of well head part is back in well, it is not necessary to carry out manual cleaning.
The utility model includes draining chamber and is welded on the wellhead sealing box cupling of draining chamber bottom, it is characterized in that the draining
Chamber top is set with mobile seal sleeve, and mobile seal sleeve internal diameter is slightly larger than draining chamber external diameter, makes it can be on the outside of draining chamber
Move up and down, sealing ring be also equipped between the inwall and draining cavity outer wall of mobile seal sleeve, make to move seal sleeve with
Keep closed between draining chamber.Mobile seal sleeve upper weld connects oil funnel, connects oil funnel and mobile seal sleeve is concentric,
And the upper surface circumferential sealing for connecing the lower outlet circumference and mobile seal sleeve of oil funnel welds.Mobile seal sleeve lower surface connects
The adjusting screw rod of radial symmetric is connected to, back-moving spring is set with the outside of adjusting screw rod, meanwhile, adjusting screw rod passes through and is welded on draining chamber
The spring base of outer wall radial symmetric, spring base are provided centrally with screw hole, and adjusting screw rod passes through from screw hole.Spring base bottom
Nut is set.Nut is connected through a screw thread with adjusting screw rod.The aperture of the screw hole is less than the diameter of back-moving spring.The well
Lower seal is provided with the inside of mouth sealing box cupling.
The back-moving spring, adjusting screw rod, spring base, the quantity of nut are two groups or more.The adjusting screw rod and institute
State between mobile seal sleeve as welding or threaded connection.
The material of the upper sealing ring and lower seal is elastomeric material.
Upper annular groove is provided with the inwall of the mobile seal sleeve, the upper sealing ring is embedded in upper annular groove
It is interior, and the thickness of upper sealing ring is more than the depth of upper annular groove.
Lower annular recess is provided with the inwall of the wellhead sealing box cupling, the lower seal is embedded in lower annular recess
It is interior, and the thickness of lower seal is more than the depth of lower annular recess.
The beneficial effects of the utility model：During involving swab, sump oil is back to underground, so as to realize clean manufacturing；
Reduce the treatment process of sump oil landing, alleviate the labor intensity of worker.
Brief description of the drawings：
Fig. 1 is structural front view of the present utility model.
Fig. 2 is the structural front view that the utility model connects oil funnel and mobile seal sleeve
Fig. 3 is the structural front view of the utility model wellhead sealing box cupling
Accompanying drawing identifies：
1st, oil funnel 2, mobile seal sleeve 3, back-moving spring 4, adjusting screw rod are connect
5th, spring base 6, upper sealing ring 7, nut 8, draining chamber
9th, lower seal 10, wellhead sealing box cupling 11, upper annular groove 12, lower annular recess
13rd, screw hole
Embodiment：
Below in conjunction with the accompanying drawings, the utility model is illustrated.
Fig. 1 is structural front view of the present utility model, and the utility model includes draining chamber 8 and is welded on the bottom of draining chamber 8
Wellhead sealing box cupling 10, the top of draining chamber 8 is set with mobile seal sleeve 2, and the mobile internal diameter of seal sleeve 2 is slightly larger than letting out
The external diameter of oil pocket 8, it is moved up and down in the outside of draining chamber 8, between the inwall and the outer wall of draining chamber 8 of mobile seal sleeve 2 also
Sealing ring 6 is installed, makes to move between seal sleeve 2 and draining chamber 8 and keeps closed, the mobile upper weld of seal sleeve 2 has
Oil funnel 1 is connect, oil funnel 1 is connect and mobile seal sleeve 2 is concentric, and connects the lower outlet circumference of oil funnel 1 and mobile seal sleeve 2
The welding of upper surface circumferential sealing, the mobile lower surface of seal sleeve 2 is connected with the adjusting screw rod 4 of radial symmetric, outside adjusting screw rod 4
Side is set with back-moving spring 3, meanwhile, adjusting screw rod 4 passes through the spring base 5 for being welded on the outer wall radial symmetric of draining chamber 8, spring base 5
Screw hole 13 is provided centrally with, adjusting screw rod 4 passes through from screw hole 13.The bottom of spring base 5 sets nut 7.Nut 7 and regulation
Screw rod 4 is connected through a screw thread.The aperture of the screw hole 13 is less than the diameter of back-moving spring 3.The adjusting screw rod 4 and the shifting
It is welding or threaded connection between dynamic sealing sleeve 2.
The inner side of wellhead sealing box cupling 10 is provided with lower seal 9.Wellhead sealing box cupling 10 is plugged on well mouth of oil well set
On pipe box cupling.
During actual use, adjusting nut 7 first makes to connect the lower plane of oil funnel 1 and the upper plane of draining chamber 8 in same water
In plane.Ensure that the sealing of wellhead sealing box cupling 10 is plugged on the wellhead casing pipe box cupling of oil well.The oil bailing device hydraulic pressure of dredging vehicle
Be sealed in the top for connecing oil funnel 1, and promote under the pressure of hydraulic pressure that to connect oil funnel 1 descending, connect oil funnel 1 then promotes move it is close
Big envelope cylinder 2 is descending.The mobile compression reseting spring 3 of seal sleeve 2, makes back-moving spring 3 accumulate upward elastic force.
In the presence of pressure and upper sealing ring 6, lower seal 9 in dredging vehicle hydraulic stem, the hydraulic pressure well head of dredging vehicle, let out
Oil pocket 8, wellhead casing pipe form closed fluid swivels.The oil bailing device of dredging vehicle by this closed fluid swivels by balancing weight,
Involving swab glue bucket and steel wire rope, which are lowered into the sleeve pipe of oil well, carries out oil salvage operation.When the oil bailing device of dredging vehicle above carries steel wire rope
When, fluid is promoted in closed fluid swivels by involving swab glue bucket, and inside pipelined to the dredging vehicle for passing through dredging vehicle.
After involving swab terminates, dredging vehicle hydraulic stem is up, when involving swab glue bucket enters draining chamber 8 out of oil well wellhead casing pipe,
Because space increase glue bucket unloading is shunk, the profit in draining chamber 8 and dredging vehicle pipeline is inhaled into well under the conditions of DH negative pressure
It is interior.The continuation of dredging vehicle hydraulic stem is up, and in the presence of back-moving spring 3, mobile seal sleeve 2 is up with connecing oil funnel 1, mobile
Seal sleeve 2 and connect under greasy dirt whole access wall in oil funnel 1.
The back-moving spring 3, adjusting screw rod 4, spring base 5, the quantity of nut 7 are two groups or more.
The material of the upper sealing ring 6 and lower seal 9 is elastomeric material.
Fig. 2 is the structural front view that the utility model connects oil funnel and mobile seal sleeve, and Fig. 3 is the utility model well head
Seal the structural front view of box cupling.Upper annular groove 11, the upper sealing ring are provided with the inwall of the mobile seal sleeve 2
6 are embedded in upper annular groove 11, and the thickness of upper sealing ring 6 is more than the depth of upper annular groove 11.
Lower annular recess 12 is provided with the inwall of the wellhead sealing box cupling 10, the lower seal 9 is embedded in lower ring
In shape groove 12, and the thickness of lower seal 9 is more than the depth of lower annular recess 12.
Claims (7)
1. a kind of pollution-free oil mine pore device, including draining chamber (8) and the wellhead sealing box cupling for being welded on draining chamber (8) bottom
(10), it is characterized in that the draining chamber (8) top is set with mobile seal sleeve (2), mobile seal sleeve (2) internal diameter is big
In the external diameter of the draining chamber (8), it is set to be moved up and down on the outside of draining chamber (8), the inwall of the mobile seal sleeve (2)
Be also equipped with upper sealing ring (6) between draining chamber (8) outer wall, make the mobile seal sleeve (2) and draining chamber (8) it
Between keep closed, mobile seal sleeve (2) upper weld connects oil funnel (1), and the oil funnel (1) that connects seals with mobile
With one heart, and the lower outlet circumference for connecing oil funnel (1) and the upper surface circumferential sealing of mobile seal sleeve (2) weld sleeve (2)
Connect, mobile seal sleeve (2) lower surface is connected with the adjusting screw rod (4) of radial symmetric, adjusting screw rod (4) outer sheath
Back-moving spring (3) is filled, meanwhile, the adjusting screw rod (4) passes through the spring base for being welded on draining chamber (8) the outer wall radial symmetric
(5), the spring base (5) is provided centrally with screw hole (13), and the adjusting screw rod (4) passes through from the screw hole (13),
The aperture of the screw hole (13) is less than the diameter of the back-moving spring (3), and spring base (5) bottom is provided with nut (7),
The nut (7) is threadedly coupled with the adjusting screw rod (4)；
Lower seal (9) is provided with the inside of the wellhead sealing box cupling (10).
2. pollution-free oil mine pore device according to claim 1, it is characterized in that the back-moving spring (3), adjusting screw rod
(4), spring base (5), the quantity of nut (7) are two groups or more.
3. pollution-free oil mine pore device according to claim 1, it is characterized in that the upper sealing ring (6) and lower seal
(9) material is elastomeric material.
4. pollution-free oil mine pore device according to claim 1, it is characterized in that the adjusting screw rod (4) and the movement
It is welding between seal sleeve (2).
5. pollution-free oil mine pore device according to claim 1, it is characterized in that the adjusting screw rod (4) and the movement
It is threaded connection between seal sleeve (2).
6. pollution-free oil mine pore device according to claim 1, it is characterized in that the inwall of the mobile seal sleeve (2)
On be provided with upper annular groove (11), the upper sealing ring (6) is embedded in upper annular groove (11), and upper sealing ring (6)
Thickness is more than the depth of upper annular groove (11).
7. pollution-free oil mine pore device according to claim 1, it is characterized in that the wellhead sealing box cupling (10) is interior
Lower annular recess (12) is provided with wall, the lower seal (9) is embedded in lower annular recess (12), and lower seal (9)
Thickness be more than lower annular recess (12) depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720866920.0U CN206987764U (en) | 2017-07-17 | 2017-07-17 | A kind of pollution-free oil mine pore device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720866920.0U CN206987764U (en) | 2017-07-17 | 2017-07-17 | A kind of pollution-free oil mine pore device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206987764U true CN206987764U (en) | 2018-02-09 |
Family
ID=61405596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720866920.0U Expired - Fee Related CN206987764U (en) | 2017-07-17 | 2017-07-17 | A kind of pollution-free oil mine pore device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206987764U (en) |
-
2017
- 2017-07-17 CN CN201720866920.0U patent/CN206987764U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180209 Termination date: 20180717 |