CN1296600C - Fabrication method and device for blanking plug - Google Patents
Fabrication method and device for blanking plug Download PDFInfo
- Publication number
- CN1296600C CN1296600C CNB031358632A CN03135863A CN1296600C CN 1296600 C CN1296600 C CN 1296600C CN B031358632 A CNB031358632 A CN B031358632A CN 03135863 A CN03135863 A CN 03135863A CN 1296600 C CN1296600 C CN 1296600C
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- Prior art keywords
- blanking plug
- water
- cone
- hole
- water nozzle
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- Expired - Fee Related
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Abstract
The present invention discloses a fabrication method and a device for a blanking plug for injecting water to an oil field in an eccentric water distributor arranged at the water injecting well of the oil field. The water faucet of the blanking plug is made into a valve type water faucet with an opening with adjustable size. In the device of the blanking plug, a water-faucet valve seat provided with a hole is arranged on the casing of the blanking plug, a movable water-faucet valve core capable of fully plugging or opening the hole is arranged in the hole of the water-faucet valve seat, and a transmission shaft connected with the movable water-faucet valve core through screw threads is also arranged on the casing of the blanking plug. The present invention has the advantage that the opening size of the water faucet of the blanking plug can be adjusted without the need of replacing the blanking plug so that the operation cost and the labor strength are reduced, and the work efficiency is enhanced.
Description
Technical field:
The present invention relates in a kind of eccentric injection mandrel that is installed in water injection well in oil fields the blanking plug that water filling is used be carried out in the oil field, belong to blanking plug device technique field, oil field.
Background technology:
Along with oil-field flooding technology is more and more universal, water injection well is more and more, needs often the water distribution scheme to be adjusted, to reach the purpose of stabilized crude (oil) output, rational exploitation.Blanking plug is to be used for the indispensable device of water filling in the water injection well.At present, in the prior art, it is the blanking plug of definite value that the blanking plug of water injection well in oil fields all adopts water nozzle opening internal diameter size, like this, change the injection allocation amount of a bite water injection well as need, just must change the blanking plug of corresponding water nozzle opening size, this not only needs to prepare the blanking plug of a large amount of various different bore water nozzles, changes blanking plug but also will waste many time and labors.The result of use of therefore existing blanking plug is very undesirable.
Summary of the invention:
The objective of the invention is: provide a kind of blanking plug of need not changing just can regulate the blanking plug that stops up the water nozzle openings of sizes, to overcome the deficiencies in the prior art.
The present invention is achieved in that it is to transform to form on existing blanking plug basis, promptly when making blanking plug, the method that adopts water nozzle with blanking plug to be made into the valve-type water nozzle that openings of sizes can regulate is made.
The concrete blanking plug of the present invention is: it comprises blanking plug housing 1, on blanking plug housing 1, be provided with the water nozzle valve seat 2 that has the hole, the movable water nozzle spool 3 that its hole all can be blocked or be opened wide is housed in the hole of water nozzle valve seat 2, the power transmission shaft 4 that is threaded with movable water nozzle spool 3 also is housed on blanking plug housing 1; Power transmission shaft 4 is made up of joint a, the axle b and the drive screw c that have a cone, the end of drive screw c is threaded with spool 3, being provided with cross sectional shape at the other end of screw rod c is oblong hole, an end section shape that has the axle b of cone also is to be connected with it in Long Circle and the Long Circle hole of inserting screw rod c, and the other end that has the axle b of cone is connected with joint a by pin d; The front end of joint a is shaped as the polygon prism planform; Be provided with two slotted eyes that communicate with its inner chamber in the two sides of blanking plug housing 1, in two slotted eyes, be provided with limited block 5, two limited blocks 5 are connected in the blanking plug housing 1 by pin 6 respectively, the cone that has the axle b of cone can contact with two limited blocks 5, the axle that has cone also is with spring base 7 and spring 8 on the b, and spring base 7 is fixed on the axle b that has cone by steady pin 9.
Owing to adopted technique scheme, the present invention compared with prior art, the present invention has need not change the advantage that blanking plug just can be regulated blanking plug water nozzle openings of sizes, so has significantly reduced running cost, has reduced labour intensity, has improved operating efficiency.When using blanking plug device of the present invention, earlier whole blanking plug device is inserted in the eccentric orfice of Y341-114 type eccentric injection mandrel 16 in the water injection well in oil fields, when inserting, limited block 5 turns under the extruding of the eccentric orfice of eccentric injection mandrel 16 and all is withdrawn in the both sides slotted eye of blanking plug housing 1, be convenient to so whole blanking plug device is installed in the eccentric orfice of eccentric injection mandrel 16, after arriving the installation site, limited block 5 is upset downwards under the effect of spring 8, the cylindrical of outstanding blanking plug housing 1 also is stuck in the stepped hole of eccentric injection mandrel 16, make the blanking plug device under water impact, can rest on the origin-location, when needs change flow, only need an existing device that can transmit turning moment is enclosed within and to drive movable water nozzle spool 3 by power transmission shaft 4 on the polygon prism of joint a and move, thereby the water nozzle openings of sizes is adjusted to the openings of sizes of required flow.When needs take out blanking plug, on carry joint a, limited block 5 turns under the cone effect of the axle b that has cone and all is withdrawn in the both sides slotted eye of blanking plug housing 1, can pull blanking plug out.
Description of drawings:
Accompanying drawing 1 is a structural representation of the present invention;
Accompanying drawing 2 is the structural representation of water nozzle valve seat in the embodiment of the invention;
Accompanying drawing 3 is that the A of accompanying drawing 2 is to schematic diagram;
Accompanying drawing 4 is installed in the schematic diagram when using in the eccentric injection mandrel of water injection well in oil fields for the present invention, arrow is represented the flow direction of water filling among the figure.
The specific embodiment:
Embodiments of the invention:
The method that the water nozzle of blanking plug is made into the valve-type water nozzle that openings of sizes can regulate is made in employing, during making, can on the blanking plug housing 1 identical, make a water nozzle valve seat 2 that has the hole with existing blanking plug profile, the movable water nozzle spool 3 of adorning in the hole of water nozzle valve seat 2 that an energy is all blocked its hole or opening wide, and on blanking plug housing 1, adorn one can transferring power and can get final product with the power transmission shaft 4 that movable water nozzle spool 3 is threaded; Convenient and reliable in order to use, its power transmission shaft 4 can be made up of joint a, the axle b and the drive screw c that have a cone, during concrete the making, the axle b that will have cone earlier passes and inserts in the joint a again behind spring base 7 and spring 8 and the end cap 10 and be fixed together with pin d and joint a; Locate and be fixed on spring base 7 on the axle b that has cone by steady pin 9; The stepped hole of the blocked device housing 1 in the right side of drive screw c is spacing, and the plug screw 11 in its blocked device housing in left side 1 compresses, so drive screw c can only rotate and can not move axially, and back-up ring 12 is used for preventing that plug screw 11 is loosening; End cap 10 is connected with blanking plug housing 1 by screw thread, to notice during assembling guaranteeing that the right-hand member (its cross sectional shape can be made into Long Circle) that has the axle b of cone inserts in the slotted hole of drive screw c left end, the limited block 5 of in the slotted eye of blanking plug housing 1 two sides, packing into, and fixing with pin 6; The water nozzle spool 3 of packing into from the right side of blanking plug housing 1, water nozzle spool 3 and the trapezoidal thread of drive screw c are meshed, when making water nozzle spool 3, produce the muscle of vertical arrangement that can cooperate thereon simultaneously with vertical groove of arranging in the blanking plug housing 1, when packing water nozzle spool 3 into blanking plug housing 1, its muscle of vertically arranging is cooperated with vertical groove of arranging in the blanking plug housing 1, can prevent that like this water nozzle spool 3 and blanking plug housing 1 from relatively rotating; Assembled in sequence water nozzle valve seat 2, cushion pad 14 and screen pack 15 then, at last sealing ring 13 is contained on the blanking plug housing 1.
Convenient and sensitive in order to regulate the water nozzle opening, when making water nozzle valve seat 2, can in the hole of water nozzle valve seat 2, produce 3 skewed slots, when being used, form 3 water holes like this with water nozzle spool 3, form the valve port of water nozzle jointly.Also the hole of water nozzle valve seat 2 can be made into the taper hole structure.Water nozzle valve seat 2 can adopt zirconia (ZrO2) material with the material of the part that water nozzle spool 3 contacts with the hole of water nozzle valve seat 2, so more can satisfy the abrasion resistance requirement.
Claims (3)
1, a kind of blanking plug, it comprises blanking plug housing (1), it is characterized in that: on blanking plug housing (1), be provided with the water nozzle valve seat (2) that has the hole, the movable water nozzle spool (3) that its hole all can be blocked or be opened wide is housed in the hole of water nozzle valve seat (2), the power transmission shaft (4) that is threaded with movable water nozzle spool (3) also is housed on blanking plug housing (1), power transmission shaft (4) is by joint (a), the axle (b) and the drive screw (c) that have cone are formed, one end of drive screw (c) is threaded with spool (3), being provided with cross sectional shape at the other end of screw rod (c) is oblong hole, an end section shape that has the axle (b) of cone also is to be connected with it in Long Circle and the Long Circle hole of inserting screw rod (c), and the other end that has the axle (b) of cone is connected with joint (a) by pin (d).
2, blanking plug according to claim 1 is characterized in that: the front end of joint (a) is shaped as the polygon prism planform.
3, blanking plug according to claim 1, it is characterized in that: be provided with two slotted eyes that communicate with its inner chamber in the two sides of blanking plug housing (1), in two slotted eyes, be provided with limited block (5), two limited blocks (5) are connected in the blanking plug housing (1) by pin (6) respectively, the cone that has the axle (b) of cone can contact with two limited blocks (5), have on the axle (b) of cone and also be with spring base (7) and spring (8), spring base (7) is fixed on the axle (b) that has cone by steady pin (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031358632A CN1296600C (en) | 2003-09-16 | 2003-09-16 | Fabrication method and device for blanking plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031358632A CN1296600C (en) | 2003-09-16 | 2003-09-16 | Fabrication method and device for blanking plug |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1525040A CN1525040A (en) | 2004-09-01 |
| CN1296600C true CN1296600C (en) | 2007-01-24 |
Family
ID=34286334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031358632A Expired - Fee Related CN1296600C (en) | 2003-09-16 | 2003-09-16 | Fabrication method and device for blanking plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1296600C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102116137B (en) * | 2010-12-31 | 2014-04-02 | 中国石油天然气集团公司 | Blanking plug for eccentric water distributor |
| CN113107443B (en) * | 2021-04-29 | 2021-10-15 | 大庆市晟威机械制造有限公司 | Eccentric oilfield water distributor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2230812Y (en) * | 1995-04-04 | 1996-07-10 | 北京市瑞比德机电新技术公司 | Constant current clogging device |
| CN2487867Y (en) * | 2001-06-20 | 2002-04-24 | 黎福长 | In well flow regulator for filling water of oil field by layer |
| CN2653127Y (en) * | 2003-09-19 | 2004-11-03 | 贵州航天凯山石油仪器有限公司 | Blocking device |
-
2003
- 2003-09-16 CN CNB031358632A patent/CN1296600C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2230812Y (en) * | 1995-04-04 | 1996-07-10 | 北京市瑞比德机电新技术公司 | Constant current clogging device |
| CN2487867Y (en) * | 2001-06-20 | 2002-04-24 | 黎福长 | In well flow regulator for filling water of oil field by layer |
| CN2653127Y (en) * | 2003-09-19 | 2004-11-03 | 贵州航天凯山石油仪器有限公司 | Blocking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1525040A (en) | 2004-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guizhou Aerospace Control Technology Co., Ltd. Assignor: Guizhou Aerospace Kaishan Petroleum Instrument Co., Ltd. Contract fulfillment period: 2009.9.10 to 2023.9.10 Contract record no.: 2009520000015 Denomination of invention: Plugging device Granted publication date: 20061220 License type: Exclusive license Record date: 2009.9.22 Assignee: Guizhou Aerospace Control Technology Co., Ltd. Assignor: Guizhou Aerospace Kaishan Petroleum Instrument Co., Ltd. Contract fulfillment period: 2009.10.21 to 2014.8.31 Contract record no.: 2009520000016 Denomination of invention: Plugging device Granted publication date: 20061220 License type: Exclusive license Record date: 2009.9.23 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.9.10 TO 2023.9.10; CHANGE OF CONTRACT Name of requester: GUIZHOU AEROSPACE CONTROL TECHNOLOGY CO., LTD. Effective date: 20090922 Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.10.21 TO 2014.8.31; CHANGE OF CONTRACT Name of requester: GUIZHOU AEROSPACE CONTROL TECHNOLOGY CO., LTD. Effective date: 20090923 |
|
| 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: 20070124 Termination date: 20180916 |