CN2782914Y - Cable penetrated simple rod free oil production hole top - Google Patents
Cable penetrated simple rod free oil production hole top Download PDFInfo
- Publication number
- CN2782914Y CN2782914Y CN 200520020544 CN200520020544U CN2782914Y CN 2782914 Y CN2782914 Y CN 2782914Y CN 200520020544 CN200520020544 CN 200520020544 CN 200520020544 U CN200520020544 U CN 200520020544U CN 2782914 Y CN2782914 Y CN 2782914Y
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- cable
- oil pipe
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- well head
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Abstract
The utility model relates to a cable penetrated simple oil production well head without rods, which is the improvement of a conventional cable penetrated oil production well head without rods. Aiming at the problems of complex structure and high cost existing in the conventional cable penetrated simple free oil production well head, the utility model provides the cable penetrated simple oil production well head without rods. The utility model is composed of a big four way (1), a cable penetrated oil pipe mandrel hanger (3), an electric cable (4), a casing anchor gate (13), an oil pipe anchor gate (12) and a small three way (5), wherein the cable penetrated mandrel hanger (3) is arranged in the big four way (1), the cable (4) penetrated through the inside of the cable penetrated mandrel hanger (3), the small three way (5) is directly connected with the upper part of the cable mandrel hanger (3), and the sleeve pipe gate (13) and the oil pipe gate (12) are respectively arranged on a same side of the big four way (1) and the small three way (5). The utility model has the advantages of good sealing performance for an oil production well head, good pressure bearing performance, simple structure, small size, stable performance, convenient operation, theft protection and cost saving.
Description
Technical field:
The utility model is the improvement of routine being crossed cable Rodless oil extraction well head.
Background technology:
Wellhead for production is that recover the oil in the oil field, the main ground installation of water filling.The conventional cable Rodless oil extraction well head (concrete structure is referring to Fig. 1) of crossing comprises big four 1, lower flange 20, cross cable oil pipe hanger 3, cable 4, upper flange 2, little four-way 5, a 250 model gate 18, No. two 250 model gates 19, No. three 250 model gates 21, No. four 250 model gates 22 and 250 model gate 14, big four 1 links to each other with producing well by lower flange 20, crossing cable oil pipe hanger 3 is seated in the big four 1, the both sides of big four 1 are connected with a 250 model gate 18 and No. two 250 model gates 19 respectively, cable 4 passes from crossing cable oil pipe hanger 3 inside, No. three 250 model gate 21 is connected on the cable oil pipe hanger 3 by standpipe 11, little four-way 5 is connected on No. three 250 model gates 21, the both sides of little four-way 5 are connected with No. four 250 model gates 22 and 250 model gate 14 respectively, and there is complex structure in it, the shortcoming that cost is high.
The utility model content:
The utility model is crossed cable Rodless oil extraction well head at routine and is had complex structure, the problem that cost is high, a kind of simple and easy Rodless oil extraction well head of cable of crossing is provided, it comprises big four 1, cross cable oil pipe hanger 3, cable 4, sleeve gate 13 and oil pipe gate 12, crossing cable oil pipe hanger 3 is seated in the big four 1, cable 4 passes from crossing cable oil pipe hanger 3 inside, it also comprises mini three links 5, mini three links 5 are connected on the cable oil pipe hanger 3, sleeve gate 13 and oil pipe gate 12 are installed in the homonymy of big four 1 and mini three links 5 respectively, produce gate as sleeve gate and oil pipe, other 3 gates of former well head have been cancelled, gate adopts built-in antitheft shutoff valve, can play antitheft effect; Between sleeve gate outlet and the outlet of oil pipe gate, sleeve pipe valve discharging gas under certain pressure 11 is installed, arranges automatically among production flow line when making oil jacket annular space gas pressure too high, both reclaimed sleeve pipe gas, can improve liquid level and pump efficiency again; Remove the flange of former well head big four bottom, directly adopt the sleeve pipe internal thread to link to each other, and the A of big four 1 part can be a full three links according to the needs increase and decrease of production and cost when not required with aboveground sleeve pipe pin thread.The utlity model has the production wellhead sealing, pressure-bearing property is good, simple in structure, volume is little, stable performance, easy to operate, antitheft, the advantage of saving cost.
Description of drawings:
Fig. 1 is the conventional structural representation of crossing cable Rodless oil extraction well head, and wherein 1 is big four; 2 is upper flange, 3 was the cable oil pipe hanger, 4 is cable, 5 is little four-way, 6 is hexagon socket head cap screw, 7 is big steel ring, 8 is rubber cushion, 9 is the well head bolt, 10 is the well head nut, 11 is standpipe, 12 is the clip bolt, 13 is the clip nut, 14 is the 250 model gate, 15 copy shell for pressure meter and sampling, 16 is box cupling, 17 is plug, 18 is a built-in antitheft shutoff valve, 19 is No. two 250 model gates, 20 is lower flange, 21 is No. three 250 model gates, 22 is No. four 250 model gates, Fig. 2 is a structural representation of the present utility model, and Fig. 3 is the structural representation of the specific embodiment three.
The specific embodiment:
The specific embodiment one: referring to Fig. 2, the simple and easy Rodless oil extraction well head of cable excessively of present embodiment is made up of big four 1, mistake cable oil pipe hanger 3, cable 4, sleeve gate 13, oil pipe gate 12 and mini three links 5, big four 1 directly adopts the sleeve pipe internal thread to link to each other with aboveground sleeve pipe pin thread, crossing cable oil pipe hanger 3 is seated in the big four 1, the upper port of crossing cable oil pipe hanger 3 is equipped with upper flange 2, compress and fixed cable oil pipe hanger 3 by well head bolt 9, well head nut 10 and big steel ring 7 between upper flange 2 and the big four 1, make the well head sealing; Cable 4 passes from crossing cable oil pipe hanger 3 inside, compress and hermetically-sealed cable 4 by hexagon socket head cap screw 6 and rubber cushion 8 in the inside of crossing cable oil pipe hanger 3, mini three links 5 are connected on the cable oil pipe hanger 3 by standpipe, sleeve gate 13 and oil pipe gate 12 are installed in the homonymy of big four 1 and mini three links 5 respectively, between the outlet of the outlet of sleeve gate 13 and oil pipe gate 12 sleeve pipe valve discharging gas under certain pressure 11 are installed.For the ease of measuring oil well pressure and be admitted to sample, the exit of oil pipe gate 12 can the setting pressure table and sampling copy shell 14.Described sleeve gate 13 and oil pipe gate 12 are built-in antitheft shutoff valve; Cross cable oil pipe hanger 3 and cross the cable oil pipe hanger for opening-closing type.
The specific embodiment two: referring to Fig. 3, what present embodiment and the specific embodiment one were different is, the A part of big four 1 can be a full three links 15, promptly with full three links 15 replacement big fours 1 according to producing and the needs increase and decrease of cost when not required.Other compositions are identical with the specific embodiment one with annexation.
Claims (5)
1, crosses the simple and easy Rodless oil extraction well head of cable, it comprises big four (1), crosses cable oil pipe hanger (3), cable (4), sleeve gate (13) and oil pipe gate (12), crossing cable oil pipe hanger (3) is seated in the big four (1), cable (4) passes from crossing cable oil pipe hanger (3) inside, it is characterized in that it also comprises mini three links (5), mini three links (5) are connected on the cable oil pipe hanger (3), and sleeve gate (13) and oil pipe gate (12) are installed in the homonymy of big four (1) and mini three links (5) respectively.
2, the simple and easy Rodless oil extraction well head of cable of crossing according to claim 1 is characterized in that the described cable oil pipe hanger (3) of crossing crosses the cable oil pipe hanger for opening-closing type.
3, the simple and easy Rodless oil extraction well head of cable of crossing according to claim 1 is characterized in that between the outlet of the outlet of described sleeve gate (13) and oil pipe gate (12) sleeve pipe valve discharging gas under certain pressure (11) being installed.
4, according to claim 1 or the 3 described simple and easy Rodless oil extraction well heads of cable of crossing, it is characterized in that described sleeve gate (13) and oil pipe gate (12) are built-in antitheft shutoff valve.
5, the simple and easy Rodless oil extraction well head of cable of crossing according to claim 1 is characterized in that replacing big four (1) with full three links (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520020544 CN2782914Y (en) | 2005-04-05 | 2005-04-05 | Cable penetrated simple rod free oil production hole top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520020544 CN2782914Y (en) | 2005-04-05 | 2005-04-05 | Cable penetrated simple rod free oil production hole top |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2782914Y true CN2782914Y (en) | 2006-05-24 |
Family
ID=36767900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520020544 Expired - Fee Related CN2782914Y (en) | 2005-04-05 | 2005-04-05 | Cable penetrated simple rod free oil production hole top |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2782914Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108131111A (en) * | 2017-12-08 | 2018-06-08 | 中国石油天然气股份有限公司 | A kind of casing hang device and its application method |
-
2005
- 2005-04-05 CN CN 200520020544 patent/CN2782914Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108131111A (en) * | 2017-12-08 | 2018-06-08 | 中国石油天然气股份有限公司 | A kind of casing hang device and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060524 |