CN213980741U - Slip type casing head for oil production wellhead - Google Patents
Slip type casing head for oil production wellhead Download PDFInfo
- Publication number
- CN213980741U CN213980741U CN202022330192.6U CN202022330192U CN213980741U CN 213980741 U CN213980741 U CN 213980741U CN 202022330192 U CN202022330192 U CN 202022330192U CN 213980741 U CN213980741 U CN 213980741U
- Authority
- CN
- China
- Prior art keywords
- fixed
- spacing
- installation
- limit
- casing head
- 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
Links
- 238000009434 installation Methods 0.000 claims abstract description 42
- 230000000087 stabilizing effect Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 6
- 238000011084 recovery Methods 0.000 abstract description 5
- 238000005553 drilling Methods 0.000 description 3
- 239000003129 oil well Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The utility model discloses an oil recovery wellhead slips formula casing head relates to slips formula casing head technical field, and for the upper end structural performance who solves current slips formula casing head pipeline not enough perfect, the not high enough problem of compactness of installation. The utility model discloses a fixed mounting bracket of fixing device, including fixed cover, limit fixed mounting bracket, fixed side's both sides are all provided with the spacing fixed orifices of side, limit fixed block is all installed at the both ends of the fixed cover of outside, the inside upper end of fixed cover of outside is provided with internal fixation pipeline, the inside both sides of fixed cover of outside all are provided with the spacing fixed orifices of side, spacing fixed block is all installed at the both ends of the spacing fixed orifices of side, the inside one end of the spacing fixed orifices of side is provided with the rotation thread groove, go up the spacing limit of semicircle all installed in the both sides of fixed cover of limit, the upper end on the spacing limit of semicircle is provided with the spacing lug of installation, be provided with the installation fixed orifices on the spacing lug of installation.
Description
Technical Field
The utility model relates to a slips formula casing head technical field specifically is a production well mouth slips formula casing head.
Background
In order to recover oil, the oil is raised from the bottom of the well to the top of the well by drilling holes in the well-arrangement system planned for the development of the field. An oil well is a borehole drilled by a drilling method. After drilling oil layer, the oil layer casing is set in the oil well, and the cement is injected into the annular space between the casing and the well wall to maintain the well wall and seal oil, gas and water layer.
However, the structural performance of the upper end of the existing slip type casing head pipeline is not complete enough, and the installation tightness is not high enough; thus, the prior requirements are not met, and a slip-type casing head for the oil production wellhead is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an oil recovery well head slips formula casing head to the upper end structural performance of the current slips formula casing head pipeline that proposes in solving above-mentioned background art is not enough perfect, the not high enough problem of compactness of installation.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an oil recovery well mouth slips formula casing head, includes outside fixed sleeve pipe, the fixed cover of upper limit is installed to outside fixed sleeve pipe's upper end, go up the top of fixed cover of limit and install stable mounting bracket, the inside upper end of outside fixed cover is provided with the internal fixation pipeline, the inside both sides of outside fixed cover all are provided with the spacing fixed orifices of side, spacing fixed block is all installed at the both ends of the spacing fixed orifices of side, the inside one end of the spacing fixed orifices of side is provided with the rotation thread groove, go up the spacing limit of semicircle all installed to the both sides of spacing fixed cover, the upper end on the spacing limit of semicircle is provided with the spacing lug of installation, be provided with the installation fixed orifices on the spacing lug of installation.
Preferably, the upper limit fixing cover is connected with the external fixing sleeve through a screw, and the stable mounting frame is connected with the upper limit fixing cover through a bolt.
Preferably, the lower end of the internal fixed pipeline is provided with an internal fixed diversion trench, the lower end of the external fixed sleeve is provided with a lower fixed support seat, and the lower end of the internal fixed diversion trench is provided with a lower fixed pipeline.
Preferably, the outer side of the lower fixed pipeline is provided with two sealing fixed rings, and the two sides inside the lower fixed supporting seat are provided with mounting and fixing bolts.
Preferably, the spacing limit of semicircle is provided with two, two install between the spacing limit of semicircle and connect the fixed block, and connect the fixed block and paste with the spacing limit of semicircle and be connected, the spacing lug of installation and the spacing limit fixed connection of semicircle, the installation fixed orifices is provided with a plurality of, and a plurality of installation fixed orifices distributes in proper order.
Preferably, the middle position of the stabilizing and mounting frame is provided with a central fixing hole, the inner side of the stabilizing and mounting frame is provided with an inner fixing clamping edge, and the outer side of the stabilizing and mounting frame is provided with an outer fixing clamping edge.
Preferably, the upper end of stabilizing the mounting bracket is provided with an installation fixed station, the installation fixed station is provided with a fixed hole, and the fixed hole is provided with a plurality of.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an install spacing fixed cover and stable mounting bracket can be better guarantee to the spacing performance of sheathed tube installation, the structural performance of well head is more simple perfect, the installation performance gets up more convenient saving trouble, can be with installing spacing lug card in the upper end of installation fixed station, simple structure, the protection installation of use is rapider, solved the upper end structural performance of current slip type casing head pipeline still not perfect enough, the inseparable problem of not high enough of installation;
2. the utility model discloses a spacing fixed orifices of side, spacing fixed block and rotation thread groove can use positioning bolt to fix a position from the side installation, and the mounted position is better confirms, simple structure, and the practicality is higher.
Drawings
Fig. 1 is a cross-sectional view of a slip type casing head of an oil production wellhead of the present invention;
fig. 2 is a schematic structural view of the upper limit fixing cover of the present invention;
fig. 3 is a perspective view of the upper limit fixing cover of the present invention.
In the figure: 1. an external fixation sleeve; 2. an upper limit fixing cover; 3. stabilizing the mounting frame; 4. an internal fixed pipeline; 5. side limit fixing holes; 6. a limit fixing block; 7. rotating the thread groove; 8. the inner fixed diversion trench; 9. a lower fixed support seat; 10. a lower fixed pipe; 11. sealing the fixed ring; 12. mounting a fixing bolt; 13. a semicircular limiting edge; 14. installing a limiting lug; 15. mounting a fixing hole; 16. connecting a fixed block; 17. a central fixation hole; 18. the clamping edge is fixed internally; 19. fixing the clamping edge outside; 20. installing a fixed table; 21. and (7) fixing holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an oil recovery well mouth slips formula casing head, including outside fixed sleeve 1, spacing fixed cover 2 is installed to outside fixed sleeve 1's upper end, stable mounting bracket 3 is installed to the top of going up spacing fixed cover 2, the inside upper end of outside fixed sleeve 1 is provided with internal fixation pipeline 4, the inside both sides of outside fixed sleeve 1 all are provided with the spacing fixed orifices of side 5, spacing fixed block 6 is all installed at the both ends of the spacing fixed orifices of side 5, the inside one end of the spacing fixed orifices of side 5 is provided with rotation thread groove 7, the spacing limit of semicircle 13 is all installed to the both sides of going up spacing fixed cover 2, the upper end of the spacing limit of semicircle 13 is provided with installation spacing lug 14, be provided with installation fixed orifices 15 on the spacing lug of installation 14, installation fixed performance is more simple perfect, and more perfect performance.
Further, go up spacing fixed cover 2 and pass through the screw connection with outside fixed sleeving 1, stabilize mounting bracket 3 and pass through bolted connection with last spacing fixed cover 2, handling performance is simple perfect more, and performance is higher.
Further, the lower end of the inner fixed pipeline 4 is provided with an inner fixed guide groove 8, the lower end of the outer fixed sleeve 1 is provided with a lower fixed support seat 9, the lower end of the inner fixed guide groove 8 is provided with a lower fixed pipeline 10, and the pipeline performance is more perfect.
Further, the sealing fixing rings 11 are installed on the outer side of the lower fixing pipeline 10, the number of the sealing fixing rings 11 is two, the installation fixing bolts 12 are arranged on two sides of the inner portion of the lower fixing supporting seat 9, and the assembling and disassembling performance is more perfect.
Further, the spacing limit 13 of semicircle is provided with two, installs between two spacing limits 13 of semicircle and connects fixed block 16, and connects fixed block 16 and the spacing limit 13 of semicircle and paste and be connected, installs spacing lug 14 and the spacing limit 13 fixed connection of semicircle, and installation fixed orifices 15 is provided with a plurality of, and a plurality of installation fixed orifices 15 distributes in proper order, and the installation fixity can be simple more perfect.
Further, the middle position of the stable mounting frame 3 is provided with a central fixing hole 17, the inner side of the stable mounting frame 3 is provided with an inner fixing clamping edge 18, the outer side of the stable mounting frame 3 is provided with an outer fixing clamping edge 19, and the guarantee limiting fixing performance can be better.
Further, the upper end of the stable mounting frame 3 is provided with an installation fixing table 20, a fixing hole 21 is formed in the installation fixing table 20, the fixing hole 21 is provided with a plurality of parts, and the installation fixing performance is simpler and more perfect.
The working principle is as follows: during the use, install outside fixed sleeve 1 in the outside of oil recovery well head upper end, can fix a position through installing the locating pin at the side, it installs fixedly to use the bolt to pass the spacing fixed orifices of side 5, can install stable mounting bracket 3 and outside fixed sleeve 1, use the screw to install, the installation of going up spacing fixed cover 2 is carried out after the installation is accomplished, will install spacing lug 14 card in the inside of erection fixed station 20, internal fixation card limit 18 and external fixation card limit 19, can promote the installation barrier propterty of side, moreover, the steam generator is simple in structure, performance is simple perfect more.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a production wellhead slips formula casing head, includes outside fixed sleeve pipe (1), its characterized in that: spacing fixed cover (2) are installed to the upper end of outside fixed sleeve pipe (1), go up the top of spacing fixed cover (2) and install stable mounting bracket (3), the inside upper end of outside fixed sleeve pipe (1) is provided with internal fixation pipeline (4), the inside both sides of outside fixed sleeve pipe (1) all are provided with the spacing fixed orifices of side (5), spacing fixed block (6) are all installed at the both ends of the spacing fixed orifices of side (5), the inside one end of the spacing fixed orifices of side (5) is provided with rotation thread groove (7), the spacing limit of semicircle (13) is all installed to the both sides of going up spacing fixed cover (2), the upper end of the spacing limit of semicircle (13) is provided with installation spacing lug (14), be provided with installation fixing hole (15) on installation spacing lug (14).
2. A production wellhead slip-type casing head as claimed in claim 1, wherein: go up spacing fixed cover (2) and pass through bolted connection with outside fixed sleeving (1), stabilize mounting bracket (3) and go up spacing fixed cover (2) and pass through bolted connection.
3. A production wellhead slip-type casing head as claimed in claim 1, wherein: the lower extreme of interior fixed pipeline (4) is provided with interior fixed guiding gutter (8), the lower extreme of outside fixed sleeve pipe (1) is provided with down fixed bolster (9), the lower extreme of interior fixed guiding gutter (8) is provided with down fixed pipeline (10).
4. A production wellhead slip-type casing head as claimed in claim 3, wherein: sealing fixing rings (11) are installed on the outer sides of the lower fixing pipelines (10), two sealing fixing rings (11) are arranged, and mounting fixing bolts (12) are arranged on two sides of the inner portion of the lower fixing supporting seat (9).
5. A production wellhead slip-type casing head as claimed in claim 1, wherein: semicircle spacing limit (13) are provided with two, two install between semicircle spacing limit (13) and connect fixed block (16), and connect fixed block (16) and semicircle spacing limit (13) and paste and be connected, installation spacing lug (14) and semicircle spacing limit (13) fixed connection, installation fixed orifices (15) are provided with a plurality of, and a plurality of installation fixed orifices (15) distribute in proper order.
6. A production wellhead slip-type casing head as claimed in claim 1, wherein: the middle position department of stabilizing mounting bracket (3) is provided with central fixed orifices (17), the inboard of stabilizing mounting bracket (3) is provided with interior fixed card limit (18), the outside of stabilizing mounting bracket (3) is provided with outer fixed card limit (19).
7. A production wellhead slip-type casing head as claimed in claim 1, wherein: the upper end of stabilizing the mounting bracket (3) is provided with an installation fixing table (20), the installation fixing table (20) is provided with a fixing hole (21), and the fixing hole (21) is provided with a plurality of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022330192.6U CN213980741U (en) | 2020-10-19 | 2020-10-19 | Slip type casing head for oil production wellhead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022330192.6U CN213980741U (en) | 2020-10-19 | 2020-10-19 | Slip type casing head for oil production wellhead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213980741U true CN213980741U (en) | 2021-08-17 |
Family
ID=77257624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022330192.6U Expired - Fee Related CN213980741U (en) | 2020-10-19 | 2020-10-19 | Slip type casing head for oil production wellhead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213980741U (en) |
-
2020
- 2020-10-19 CN CN202022330192.6U patent/CN213980741U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201778732U (en) | Oil pipe hanger for marine underwater upright oil production tree | |
| BRPI1103084A2 (en) | METHOD FOR CONNECTING TUBULAR SECTIONS ON A WELL PLATFORM, APPLIANCE FOR CONNECTING AN EXTERNAL TUBE AND INTERNAL TURB TO A WELL PLATFORM AND COMPLETE SET FOR INSTALLATION IN A WELL HOLE | |
| CN202108460U (en) | Wellhead device used for ocean deep water well drilling | |
| CN213980741U (en) | Slip type casing head for oil production wellhead | |
| CN201778731U (en) | Oil pipe hanger for marine underwater horizontal oil production tree | |
| CN211853132U (en) | Quick-connection type oil field oil pipe head fixed connection structure | |
| CN109441390B (en) | 36 Inch single-cylinder double-wellhead oil extraction device | |
| CN203321446U (en) | Emergency oil pipe hanging tool for horizontal underwater Christmas tree | |
| CN201747288U (en) | Thermal recovery slip type casing head | |
| CN111219161B (en) | Wellhead system for underwater resource exploitation | |
| CN217874568U (en) | Underground pipe gallery anti-seismic support hanger | |
| CN205577929U (en) | But do not have to cut and weld whole casing head of recovery type | |
| CN203547533U (en) | Anchoring and orientation integration whipstock base tool | |
| CN110805407B (en) | Wellhead suspension device | |
| CN221862352U (en) | Casing head device with cable threading | |
| CN201367881Y (en) | Multi-base quick-installation well head device | |
| CN218235054U (en) | Petroleum drill pipe | |
| CN217872680U (en) | Stably connected casing head | |
| CN218882191U (en) | Speed tubular column recovery hanger | |
| CN221220386U (en) | Centralizer | |
| CN212898350U (en) | Quick-mounting casing head for petroleum production well head | |
| CN211646468U (en) | Municipal administration utility tunnel drain line cross node structure | |
| CN210033323U (en) | Casing centralizer convenient to install and used for radial drilling | |
| CN215565833U (en) | Slip type quick-assembling wellhead joint for riser | |
| CN212803137U (en) | Composite metal sealing casing head |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210817 |