CN204984356U - Presetting system is ooff valve in pit - Google Patents
Presetting system is ooff valve in pit Download PDFInfo
- Publication number
- CN204984356U CN204984356U CN201520712861.2U CN201520712861U CN204984356U CN 204984356 U CN204984356 U CN 204984356U CN 201520712861 U CN201520712861 U CN 201520712861U CN 204984356 U CN204984356 U CN 204984356U
- Authority
- CN
- China
- Prior art keywords
- locating detent
- switching valve
- presetting system
- interior
- connector
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model relates to a presetting system is ooff valve in pit, it includes interior fishing neck, locating detent sleeve, locating detent, connector, body, the joint body, piston cylinder, top connection, balancing pole and connecting rod, the locating detent is the elasticity corpus unguis, and locating detent sleeve matching is cup jointed inside the locating detent, one end and interior fishing neck be assembled between/be connected between and fixed through interior hexagonal flush end holding screw, and the other end is fixed through interior hexagonal flush end holding screw with connector be assembled between/be connected between, and the middle section outer wall cover of connector is equipped with sealed assembly, body one end is connected with the connector and is fixed through interior hexagonal flush end holding screw, the other end and joint body coupling, connect body one end and cup joint inside the body other end, the other end and top connection be assembled between/be connected between and fixed through interior hexagonal flush end holding screw, piston cylinder and body internal connection, the balancing pole is equipped with to inside, the balancing pole with connect the pole to be connected the inboard still to have installed depression bar, case and spring, the utility model has advantages of simple and reasonable structure design, with low costs, convenient to use can use the steel wire to open / close presetting system is ooff valve in pit by the efficient.
Description
Technical field
The utility model relates to a kind of switch valve, particularly relates to a kind of presetting system underground switching valve.
Background technology
Presetting system underground switching valve is one of downhole tool that natural petroleum gas field well casing post is conventional, and its effect is exactly make the upper and lower fluid communication of tubing string, and fluid can flow out well head.Its switch pattern: use steel wire instrument On/Off presetting system underground switching valve, the design's principle is steel wire operation.
Lock core a kind of model in existing presetting system underground switching valve top corresponding one can only be located joint, and versatility is bad, and complex structure, cost are high, bring a lot of problem to execute-in-place.
Summary of the invention
For above problem, the utility model provides a kind of reasonable in design, compact, very simple during use, that changes that different lock cores can be used for that domestic and international each supplier of oil or construction of natural gas fields well casing post manufactures is located in joint, only need steel wire operation to operate during onsite application and close/open presetting system underground switching valve, the presetting system underground switching valve that safety and stability, cost are low.
The utility model is achieved through the following technical solutions:
Above-mentioned presetting system underground switching valve, it comprises interior fishing neck, locating detent sleeve, locating detent, connector, body, fittings body, piston rod, top connection, balancing pole and connecting rod; Described interior fishing neck inside is provided with installation through hole vertically; Locating detent sleeve coupling is socketed on locating detent inside, one end and interior fishing neck assembly connection are also fixed by interior hexagonal flush end holding screw, the other end and connector assembly connection are also fixed by interior hexagonal flush end holding screw, and the stage casing outer wall of connector is arranged with seal assembly; Described body one end is connected with connector and is fixed by interior hexagonal flush end holding screw, and the other end is connected with fittings body; It is inner that described fittings body one end is socketed on the body other end, and the other end and top connection assembly connection are also fixed by interior hexagonal flush end holding screw; Described piston rod is connected with body interior, and balancing pole is equipped with in inside, and balancing pole is connected inner side and is also equiped with depression bar, spool and spring with extension bar, and the port of piston rod is by the stifled sealing in the end.
Described presetting system underground switching valve, wherein: locating detent sleeve coupling is socketed on locating detent inside, one end and interior fishing neck assembly connection are also fixed by interior hexagonal flush end holding screw, and other end inside is equiped with spring and support set.
Described support set is opened and contraction by the extension and contraction control locating detent of spring.
Described presetting system underground switching valve, wherein: the inside of top connection is hollow, its one end coupling is socketed on described fittings body, and the other end is evenly provided with multiple inclined hole along outer wall; The inner chamber UNICOM of described inclined hole and described top connection.
Described presetting system underground switching valve, wherein: balancing pole is connected a section of penetrating described piston rod inside to be fixed by clamp ring with extension bar.
Described presetting system underground switching valve, wherein: also mate between connector and the inwall of described body and be equiped with an O type circle.
Described presetting system underground switching valve, wherein: piston rod is installed in described body interior, its outer wall is connected with described inner body wall by the 2nd O type circle.
Described presetting system underground switching valve, wherein: balancing pole penetrates between the body of rod of described piston rod inside and described piston rod inwall and is also equiped with the 3rd O type circle.
Described presetting system underground switching valve, wherein: spool one end is sealed by the 4th O type circle and described extension bar.
Beneficial effect:
The utility model presetting system underground switching valve reasonable in design, compact, very simple during use, that changes that different lock cores can be used for that domestic and international each supplier of oil or construction of natural gas fields well casing post manufactures is located in joint, only need steel wire operation to operate during onsite application and close/open presetting system underground switching valve, safety and stability, cost are low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model presetting system underground switching valve closed condition.
Fig. 2 is the structural representation of the utility model presetting system underground switching valve opening.
Detailed description of the invention
As shown in Figure 1, the utility model presetting system underground switching valve, comprises stifled 16, the top connection 17 in interior fishing neck 1, locating detent sleeve 2, locating detent 3, support set 4, spring 5, connector 6, body 7, extension bar 8, depression bar 9, spool 10, spring 11, clamp ring 12, balancing pole 13, piston rod 14, fittings body 15, the end, seal assembly 18, screw 19 and O type circle (20,21,22,23,24,25).
This interior fishing neck 1 is cylinder-like structure, and its inside is provided with installation through hole vertically.
This locating detent 3 is tubular structure, and its one end is by locating detent sleeve 2 and interior fishing neck 1 assembly connection, and other end inside is equiped with the first spring 5 and outer wall is circumferentially evenly laid with multiple elasticity corpus unguis 3 separated from one another; Wherein, it is inner that this locating detent sleeve 2 one end coupling is socketed on this locating detent 3, fixing with interior fishing neck 1 by interior hexagonal flush end holding screw in the installation through hole that the other end is socketed on interior fishing neck 1; This first spring 5 one end is connected with the contact internal walls of locating detent 3 by support set 4.
This connector 6 one end is socketed on this locating detent sleeve 2 inside and fixes spacing with locating detent 3, the other end is socketed on this body 7 inside and is mounted with body 7, wherein, also mate between this connector 6 other end with body 7 inwall and be equiped with an O type circle 20, the stage casing outer wall sealing shroud of this connector 6 is provided with seal assembly 18.
This body 7 is tubular structure, and its one end is connected with connector 6, and the other end is connected with this fittings body 15.
This fittings body 15 is tube-in-tube structure, and it is inner that its one end is sheathed on this body 7 other end, the other end and top connection 17 assembly connection.
It is inner that this piston rod 14 is installed in this body 7, and its outer wall is connected with this body 7 inwall by the 2nd O type circle 20.
It is inner that this balancing pole 13 is arranged in this piston rod 14, its inside is equipped with the first depression bar 9 vertically, one end is outside piston rod 14, the other end is inside piston rod 14, by stifled 16 sealings in the end, wherein, this balancing pole 13 penetrates between the body of rod of piston rod 14 inside and piston rod 14 inwall and is also equiped with three O type circles 22/23/25.
It is inner that this extension bar 8 is arranged in this connector 6 one end, and its inside is equipped with the second depression bar 9 vertically, and one end is penetrated piston rod 14 internal sleeve and is connected to balancing pole 13 outside and is locked by clamp ring 12; Wherein, spool 10 is also equiped with inside this connecting rod 8 and the connecting portion of balancing pole 13; This spool 10 one end is connected with the second depression bar 9 by the 4th O type circle 21, and the other end is connected with the first depression bar 9 by the second spring 11.
This top connection 17 inside is in hollow, and its one end coupling is socketed on this fittings body 15, and the other end is evenly provided with multiple inclined hole along outer wall, the plurality of inclined hole all with top connection 9 inner chamber UNICOM.
Enter under presetting system underground switching valve, instrument serial connection pulling and running tool connects running tool and is connected with presetting system underground switching valve and goes into the well, and time arrives predetermined tubing string, downward jarring running tool cuts off to be cut off, and upwards, locating detent opens and is located support set, the upwards jarring of pipe string, pulling and running tool cuts off to be cut off, and pipe strings out.
Presetting system underground switching valve salvage, instrument serial connection pulling and running tool connect the instrument of tripping out, under in presetting system underground switching valve, support set moves down, locating detent regain, tool string mentions pipe string.
Presetting system underground switching valve is opened, and it is inner that pulling and running tool adapter string is lowered into presetting system underground switching valve, and pulling and running tool is stuck on extension bar 8, upwards jarring, extension bar 8 drives balancing pole 13 to move up, and clamp ring 12 is stuck in opening groove, and presetting system underground switching valve is opened.
Presetting system underground switching valve is closed, and it is inner that pulling and running tool adapter string is lowered into presetting system underground switching valve, and pulling and running tool is stuck on extension bar 8, downward jarring, extension bar 8 drives balancing pole 13 to move down, and clamp ring 12 is stuck in closes in locked groove, and presetting system underground switching valve is closed.
The utility model reasonable in design, compact, very simple during use, only need steel wire operation to operate during onsite application and close/open presetting system underground switching valve, safety and stability, cost are low, are suitable for propagation and employment.
Claims (8)
1. presetting system underground switching valve, is characterized in that: described switch valve comprises interior fishing neck, locating detent sleeve, locating detent, connector, body, fittings body, piston rod, top connection, balancing pole and connecting rod;
Described interior fishing neck inside is provided with installation through hole vertically; Locating detent sleeve coupling is socketed on locating detent inside, one end and interior fishing neck assembly connection are also fixed by interior hexagonal flush end holding screw, the other end and connector assembly connection are also fixed by interior hexagonal flush end holding screw, and the stage casing outer wall of connector is arranged with seal assembly;
Described body one end is connected with connector and is fixed by interior hexagonal flush end holding screw, and the other end is connected with fittings body;
It is inner that described fittings body one end is socketed on the body other end, and the other end and top connection assembly connection are also fixed by interior hexagonal flush end holding screw;
Described piston rod is connected with body interior, and balancing pole is equipped with in inside, and balancing pole is connected inner side and is also equiped with depression bar, spool and spring with extension bar, and the port of piston rod is by the stifled sealing in the end.
2. presetting system underground switching valve as claimed in claim 1, it is characterized in that: locating detent sleeve coupling is socketed on locating detent inside, one end and interior fishing neck assembly connection are also fixed by interior hexagonal flush end holding screw, and other end inside is equiped with spring and support set;
Described support set is opened and contraction by the extension and contraction control locating detent of spring.
3. presetting system underground switching valve as claimed in claim 1, is characterized in that: the inside of described top connection is hollow, and its one end coupling is socketed on described fittings body, and the other end is evenly provided with multiple inclined hole along outer wall; The inner chamber UNICOM of described inclined hole and described top connection.
4. presetting system underground switching valve as claimed in claim 1, is characterized in that: described balancing pole is connected a section of penetrating described piston rod inside to be fixed by clamp ring with extension bar.
5. presetting system underground switching valve as claimed in claim 1, is characterized in that: also mate between described connector and the inwall of described body and be equiped with an O type circle.
6. presetting system underground switching valve as claimed in claim 1, is characterized in that: described piston rod is installed in described body interior, and its outer wall is connected with described inner body wall by the 2nd O type circle.
7. presetting system underground switching valve as claimed in claim 1, is characterized in that: described balancing pole penetrates between the body of rod of described piston rod inside and described piston rod inwall and is also equiped with the 3rd O type circle.
8. presetting system underground switching valve as claimed in claim 1, is characterized in that: described spool one end is sealed by the 4th O type circle and described extension bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520712861.2U CN204984356U (en) | 2015-09-15 | 2015-09-15 | Presetting system is ooff valve in pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520712861.2U CN204984356U (en) | 2015-09-15 | 2015-09-15 | Presetting system is ooff valve in pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204984356U true CN204984356U (en) | 2016-01-20 |
Family
ID=55118735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520712861.2U Withdrawn - After Issue CN204984356U (en) | 2015-09-15 | 2015-09-15 | Presetting system is ooff valve in pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204984356U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114034A (en) * | 2015-09-15 | 2015-12-02 | 宝鸡金辉石油机械有限公司 | Prearranged downhole switching valve |
| CN111042778A (en) * | 2019-11-26 | 2020-04-21 | 宝鸡瑞林石油机电设备有限责任公司 | Multiple-time seat-seal preset type throttler |
-
2015
- 2015-09-15 CN CN201520712861.2U patent/CN204984356U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114034A (en) * | 2015-09-15 | 2015-12-02 | 宝鸡金辉石油机械有限公司 | Prearranged downhole switching valve |
| CN105114034B (en) * | 2015-09-15 | 2017-07-07 | 宝鸡金辉石油机械有限公司 | Presetting system underground switching valve |
| CN111042778A (en) * | 2019-11-26 | 2020-04-21 | 宝鸡瑞林石油机电设备有限责任公司 | Multiple-time seat-seal preset type throttler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160120 Effective date of abandoning: 20170707 |