CN203441367U - Safe grouting device for casing string - Google Patents
Safe grouting device for casing string Download PDFInfo
- Publication number
- CN203441367U CN203441367U CN201320536469.8U CN201320536469U CN203441367U CN 203441367 U CN203441367 U CN 203441367U CN 201320536469 U CN201320536469 U CN 201320536469U CN 203441367 U CN203441367 U CN 203441367U
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- pipe nipple
- pipe
- fixed
- sealing plate
- petroleum casing
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Abstract
The utility model relates to the technical field of safe grouting devices of casing strings, in particular to a safe grouting device of a casing string. The safe grouting device comprises an oil casing short joint and an axial short joint, a sealing plate is fixed to the upper end of the oil casing short joint, a through hole is formed in the middle of the sealing plate, the middle of the axial short joint is fixed to the through hole, an oil union communicated with the axial short joint is fixed to the outer side of the upper end of the axial short joint, a radial short joint with the diameter smaller than that of the oil casing short joint is fixed to the outer side of the oil casing short joint in the radial direction, the radial short joint and the oil casing short joint are communicated, and external threads are arranged on the outer side of the lower portion of the oil casing short joint. The safe grouting device is reasonable and compact in structure and convenient to use, in the process of pouring drilling liquid into the casing string, the situation that a hose runs outside due to the fact that the hose is directly used for pouring the drilling liquid into the casing string is avoided, and therefore the threat to the personal safety of workers due to the fact that the hose runs outside is reduced, and the grouting work can be carried out smoothly.
Description
Technical field
the utility model relates to bunch tube provisions for grouting technical field, is the safe provisions for grouting of a kind of bunch tube.
Background technology
in carrying out casing job process, need in bunch tube, pour into drilling fluid, existing gating means is directly to adopt grouting hose to pour into drilling fluid in bunch tube, in the process of perfusion drilling fluid, because the liquid pouring in grouting hose exists pressure, can cause grouting hose lower outside the altering to bunch tube outside of effect of pressure, staff's personal safety is threatened, and operation cause adverse influence to perfusion drilling fluid.
Summary of the invention
the utility model provides a kind of bunch tube safe provisions for grouting, overcome the deficiency of above-mentioned prior art, it can effectively solve the easy outer problem of altering and staff's personal safety being threatened of grouting hose that existing bunch tube provisions for grouting exists in actual use.
the technical solution of the utility model realizes by following measures: the safe provisions for grouting of a kind of bunch tube, comprise petroleum casing pipe pipe nipple, axial pipe nipple, upper end at petroleum casing pipe pipe nipple is fixed with sealing plate, there is through hole at middle part at sealing plate, axially the middle part of pipe nipple is fixed in through hole, outside, upper end at axial pipe nipple is fixed with the oily ninth of the ten Heavenly Stems communicating with axial pipe nipple, outer radial at petroleum casing pipe pipe nipple is fixed with the radially pipe nipple that diameter is less than petroleum casing pipe pipe nipple diameter, radially pipe nipple communicates with petroleum casing pipe pipe nipple, lower outside at petroleum casing pipe pipe nipple has external screw thread.
the further optimization and/or improvements to above-mentioned utility model technical scheme below:
the upper end of above-mentioned petroleum casing pipe pipe nipple can be by being welded with sealing plate, axially the middle part of pipe nipple is fixed by welding in through hole, outside the upper end of axial pipe nipple, by being welded with the oily ninth of the ten Heavenly Stems, in the outside of petroleum casing pipe pipe nipple, by welding, be radially fixed with the radially pipe nipple that diameter is less than petroleum casing pipe pipe nipple diameter.
the upper end of above-mentioned petroleum casing pipe pipe nipple can be by being welded with sealing plate, axially the middle part of pipe nipple is fixed by welding in through hole, outside, upper end at axial pipe nipple is installed with the oily ninth of the ten Heavenly Stems by screw thread, in the outside of petroleum casing pipe pipe nipple, by welding, is radially fixed with the radially pipe nipple that diameter is less than petroleum casing pipe pipe nipple diameter.
the lower end of above-mentioned axial pipe nipple can be positioned at the bottom of petroleum casing pipe pipe nipple.
the outside of above-mentioned radially pipe nipple outer end can be provided with gingival cyst of mucous gland in the newborn button, in the outer end of pipe nipple radially, by gingival cyst of mucous gland in the newborn button, is fixed with externally connected exhaust pipe.
above-mentioned sealing plate can be steel sealing plate.
the utility model reasonable and compact in structure, easy to use, it is pouring in the process of drilling fluid in bunch tube, avoided direct employing flexible pipe in bunch tube, pour into drilling fluid and cause outside flexible pipe altering, thereby reduced flexible pipe, alter the threat that staff's personal safety is caused outward, grouting work can successfully be carried out.
Accompanying drawing explanation
accompanying drawing 1 is looked broken section structural representation for the master of the utility model most preferred embodiment.
coding in accompanying drawing is respectively: 1 for petroleum casing pipe pipe nipple, and 2 be sealing plate, and 3 is axial pipe nipple, and 4 is the oily ninth of the ten Heavenly Stems, and 5 is pipe nipple radially, and 6 is gingival cyst of mucous gland in the newborn button, and 7 is external screw thread.
The specific embodiment
the utility model is not subject to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and actual conditions.
in the utility model, for convenience of description, the description of the relative position relation of each parts is to be all described according to the Butut mode of Figure of description 1, as: the position relationship of forward and backward, upper and lower, left and right etc. is to determine according to the Butut direction of Figure of description 1.
below in conjunction with embodiment and accompanying drawing, the utility model is further described:
as shown in Figure 1, the safe provisions for grouting of this bunch tube comprises petroleum casing pipe pipe nipple 1, axial pipe nipple 3, in the upper end of petroleum casing pipe pipe nipple 1, be fixed with sealing plate 2, there is through hole at middle part at sealing plate 2, axially the middle part of pipe nipple 3 is fixed in through hole, outside, upper end at axial pipe nipple 3 is fixed with the oily ninth of the ten Heavenly Stems 4 communicating with axial pipe nipple 3, outer radial at petroleum casing pipe pipe nipple 1 is fixed with the radially pipe nipple 5 that diameter is less than petroleum casing pipe pipe nipple 1 diameter, radially pipe nipple 5 communicates with petroleum casing pipe pipe nipple 1, at the lower outside of petroleum casing pipe pipe nipple 1, has external screw thread 7.Petroleum casing pipe pipe nipple 1 is existing known technology; Radially the setting of pipe nipple 5 can be discharged in perfusion drilling fluid process and be entered the gas in petroleum casing pipe pipe nipple 1, thereby make to pour into drilling fluid operation, successfully carries out; Oil is fixed together by external pipe nipple or flexible pipe and grouting pipeline the ninth of the ten Heavenly Stems 4, bunch tube is fixedly installed togather by external screw thread 7 and petroleum casing pipe pipe nipple 1, drilling fluid sequentially pours in bunch tube by grouting pipeline, external pipe nipple, petroleum casing pipe pipe nipple 1, avoided direct employing flexible pipe in bunch tube, pour into drilling fluid and cause outside flexible pipe altering, thereby reduced flexible pipe, alter the threat that staff's personal safety is caused outward, grouting work can successfully be carried out.
can according to actual needs, the safe provisions for grouting of above-mentioned bunch tube be made further optimization and/or improvements:
as shown in Figure 1, in the upper end of petroleum casing pipe pipe nipple 1 by being welded with sealing plate 2, axially the middle part of pipe nipple 3 is fixed by welding in through hole, outside the upper end of axial pipe nipple 3, by being welded with the oily ninth of the ten Heavenly Stems 4, in the outside of petroleum casing pipe pipe nipple 1, by welding, be radially fixed with the radially pipe nipple 5 that diameter is less than petroleum casing pipe pipe nipple 1 diameter.
as shown in Figure 1, in the upper end of petroleum casing pipe pipe nipple 1 by being welded with sealing plate 2, axially the middle part of pipe nipple 3 is fixed by welding in through hole, outside, upper end at axial pipe nipple 3 is installed with the oily ninth of the ten Heavenly Stems 4 by screw thread, in the outside of petroleum casing pipe pipe nipple 1, by welding, is radially fixed with the radially pipe nipple 5 that diameter is less than petroleum casing pipe pipe nipple 1 diameter.
as shown in Figure 1, the lower end of axial pipe nipple 3 is positioned at the bottom of petroleum casing pipe pipe nipple 1.The slurries that spatter on the setting that axially lower end of pipe nipple 3 is positioned at the bottom of petroleum casing pipe pipe nipple 1 can reduce are by radially pipe nipple 5 ejections.
as shown in Figure 1, in the arranged outside of pipe nipple 5 outer ends radially, there is gingival cyst of mucous gland in the newborn button 6, in the outer end of pipe nipple 5 radially, by gingival cyst of mucous gland in the newborn button 6, be fixed with externally connected exhaust pipe.Externally connected exhaust pipe is preferably leather hose.
as required, sealing plate 2 is steel sealing plate.
above technical characterictic has formed most preferred embodiment of the present utility model, and it has stronger compliance and best implementation result, can increase and decrease according to actual needs non-essential technical characterictic, meets the demand of different situations.
Claims (10)
1. the safe provisions for grouting of bunch tube, it is characterized in that comprising petroleum casing pipe pipe nipple, axial pipe nipple, upper end at petroleum casing pipe pipe nipple is fixed with sealing plate, there is through hole at middle part at sealing plate, axially the middle part of pipe nipple is fixed in through hole, outside, upper end at axial pipe nipple is fixed with the oily ninth of the ten Heavenly Stems communicating with axial pipe nipple, outer radial at petroleum casing pipe pipe nipple is fixed with the radially pipe nipple that diameter is less than petroleum casing pipe pipe nipple diameter, radially pipe nipple communicates with petroleum casing pipe pipe nipple, at the lower outside of petroleum casing pipe pipe nipple, has external screw thread.
2. the safe provisions for grouting of bunch tube according to claim 1, it is characterized in that the upper end of petroleum casing pipe pipe nipple is by being welded with sealing plate, axially the middle part of pipe nipple is fixed by welding in through hole, outside the upper end of axial pipe nipple, by being welded with the oily ninth of the ten Heavenly Stems, in the outside of petroleum casing pipe pipe nipple, by welding, be radially fixed with the radially pipe nipple that diameter is less than petroleum casing pipe pipe nipple diameter.
3. the safe provisions for grouting of bunch tube according to claim 1, it is characterized in that the upper end of petroleum casing pipe pipe nipple is by being welded with sealing plate, axially the middle part of pipe nipple is fixed by welding in through hole, outside, upper end at axial pipe nipple is installed with the oily ninth of the ten Heavenly Stems by screw thread, in the outside of petroleum casing pipe pipe nipple, by welding, is radially fixed with the radially pipe nipple that diameter is less than petroleum casing pipe pipe nipple diameter.
4. according to the safe provisions for grouting of bunch tube described in claim 1 or 2 or 3, it is characterized in that the lower end of axial pipe nipple is positioned at the bottom of petroleum casing pipe pipe nipple.
5. according to the safe provisions for grouting of bunch tube described in claim 1 or 2 or 3, it is characterized in that radially the arranged outside of pipe nipple outer end has gingival cyst of mucous gland in the newborn button, in the outer end of pipe nipple radially, by gingival cyst of mucous gland in the newborn button, be fixed with externally connected exhaust pipe.
6. the safe provisions for grouting of bunch tube according to claim 4, is characterized in that radially the arranged outside of pipe nipple outer end has gingival cyst of mucous gland in the newborn button, in the outer end of pipe nipple radially, by gingival cyst of mucous gland in the newborn button, is fixed with externally connected exhaust pipe.
7. according to the safe provisions for grouting of bunch tube described in claim 1 or 2 or 3, it is characterized in that sealing plate is steel sealing plate.
8. the safe provisions for grouting of bunch tube according to claim 4, is characterized in that sealing plate is steel sealing plate.
9. the safe provisions for grouting of bunch tube according to claim 5, is characterized in that sealing plate is steel sealing plate.
10. the safe provisions for grouting of bunch tube according to claim 6, is characterized in that sealing plate is steel sealing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320536469.8U CN203441367U (en) | 2013-08-30 | 2013-08-30 | Safe grouting device for casing string |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320536469.8U CN203441367U (en) | 2013-08-30 | 2013-08-30 | Safe grouting device for casing string |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203441367U true CN203441367U (en) | 2014-02-19 |
Family
ID=50092427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320536469.8U Expired - Fee Related CN203441367U (en) | 2013-08-30 | 2013-08-30 | Safe grouting device for casing string |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203441367U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104746508A (en) * | 2015-02-27 | 2015-07-01 | 成都聚智工业设计有限公司 | Grouting device |
| CN108468519A (en) * | 2018-03-22 | 2018-08-31 | 中海石油(中国)有限公司湛江分公司 | Sleeve grouting cap and sleeve grouting method |
-
2013
- 2013-08-30 CN CN201320536469.8U patent/CN203441367U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104746508A (en) * | 2015-02-27 | 2015-07-01 | 成都聚智工业设计有限公司 | Grouting device |
| CN108468519A (en) * | 2018-03-22 | 2018-08-31 | 中海石油(中国)有限公司湛江分公司 | Sleeve grouting cap and sleeve grouting method |
| CN108468519B (en) * | 2018-03-22 | 2023-07-14 | 中海石油(中国)有限公司湛江分公司 | Casing grouting cap and casing grouting method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20200830 |