CN205135523U - Well head blowout preventer with theftproof function - Google Patents
Well head blowout preventer with theftproof function Download PDFInfo
- Publication number
- CN205135523U CN205135523U CN201520985359.9U CN201520985359U CN205135523U CN 205135523 U CN205135523 U CN 205135523U CN 201520985359 U CN201520985359 U CN 201520985359U CN 205135523 U CN205135523 U CN 205135523U
- Authority
- CN
- China
- Prior art keywords
- baffle
- plug body
- polished rod
- annular protrusion
- baffle plate
- 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
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- Burglar Alarm Systems (AREA)
Abstract
The utility model relates to a well head blowout preventer with theftproof function. Its technical scheme is: be equipped with the leading wheel on the polished rod, be equipped with first backstop portion in the lower part of body, be equipped with second backstop portion on the upper portion of body, be equipped with the elasticity passageway on the right side of body, be equipped with block structure in the elasticity passageway, be equipped with the spring between first baffle and the second baffle, be equipped with the theftproof plug on the right side of first baffle, it is protruding to be equipped with first annular on the upper portion of plug body, the upper portion of casing is equipped with second annular arch, fixedly connected with cylinder in the casing, be equipped with the penta prism counter bore at the middle part of plug body, lower part at the plug body is equipped with hexagon socket head cap screw. The beneficial effects of the utility model are that: through the utility model discloses, can solve in the pumpingh well polished rod and take off the back absolutely and in time stop up, because the polished rod falls into the well after taking off absolutely leads to the fact packing box department not have the oil gas water that control led to the fact to leak in the motor -pumped well of avoiding pumping, and can realize the function of guarding against theft.
Description
Technical field
The utility model relates to a kind of oil exploitation instrument, particularly a kind of wellhead blowout preventer with anti-theft feature.
Background technology
It is affect one of principal element that oil field normally produces that pumping well polish rod breaks de-.In recent years along with taping the latent power continuing to increase of power in oil field, oil pump more under darker, roofbolt load is increasing, the disconnected de-well of polished rod of pumping well is constantly increased, bring great harm to the safety and environmental protection of oil extraction operation and well control work, thereupon, treatment cost is also increasing year by year; Polished rod of pumping well is in long-term back and forth pumping motion process, the stress at stress and optical-rod clamp place concentrates exchange interaction by bending, often blind crack is produced in polished rod high stress point, micro-crack opening and closing repeatedly under pulsating load effect, along the growth of stress axis vertical plane direction, until surplus material is not enough to sustained load and produces fatigue fracture.
Summary of the invention
The purpose of this utility model is exactly in view of the foregoing defects the prior art has, provides a kind of wellhead blowout preventer with anti-theft feature.
Its technical scheme is: comprise body, first stopper section, second stopper section, directive wheel, anti-theft bolt, elastic draw bar, screws valve for preventing illagel application, first baffle plate, spring, second baffle, plugging structure, support bar, resilient channels, portion is provided with the passage of hollow in the body, polished rod is through passage, polished rod is provided with directive wheel, directive wheel is connected with support bar, the first stopper section is provided with in the bottom of body, the second stopper section is provided with on the top of body, resilient channels is provided with on the right side of body, in resilient channels, be provided with plugging structure, be provided with second baffle on the right side of plugging structure, be provided with the first baffle plate on the right side of second baffle, be provided with spring between first baffle plate and second baffle, elastic draw bar is through the first baffle plate, second baffle and spring, elastic draw bar one end is connected with support bar, and the other end props up plugging structure, is provided with screws valve for preventing illagel application on the right side of the first baffle plate, and screws valve for preventing illagel application comprises plug body, first annular protrusion, rubber bolt, cylinder, second annular protrusion, housing, penta prism counterbore, hexagon socket head cap screw, the first annular protrusion is provided with on the top of plug body, rubber bolt is provided with at the top of plug body, first annular protrusion inside thread is connected with housing, the top of housing is provided with the second annular protrusion, housing internal fixtion is connected with cylinder, is provided with penta prism counterbore at the middle part of plug body, is provided with hexagon socket head cap screw in the bottom of plug body.
Above-mentioned elastic draw bar is connected by anti-theft bolt with support bar, and in the middle part of body, the passage of hollow is communicated with resilient channels.
The beneficial effects of the utility model are: pass through the utility model, can solve in pumpingh well and block in time after light rod-broken, avoid causing packing box place without the oil gas leaked water controlling to cause owing to falling into well after light rod-broken in rod-pumped well, improve the safety at crude oil production scene, reduce the potential safety hazard in oil extraction process, and can anti-theft feature be realized, stop lawless person and steal, reduce the loss.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is structural representations of screws valve for preventing illagel application;
In upper figure: polished rod 1, stopper section 4, body 2, first stopper section 3, second, directive wheel 5, anti-theft bolt 6, elastic draw bar 7, screws valve for preventing illagel application 8, first baffle plate 9, spring 10, second baffle 11, plugging structure 12, support bar 13, resilient channels 14, plug body 8.1, first annular protrusion 8.2, rubber bolt 8.3, cylinder 8.4, second annular protrusion 8.5, housing 8.6, penta prism counterbore 8.7, hexagon socket head cap screw 8.8.
Detailed description of the invention
1-2 by reference to the accompanying drawings, the utility model will be further described:
The utility model comprises body 2, first stopper section 3, second stopper section 4, directive wheel 5, anti-theft bolt 6, elastic draw bar 7, screws valve for preventing illagel application 8, first baffle plate 9, spring 10, second baffle 11, plugging structure 12, support bar 13, resilient channels 14, the passage of hollow is provided with in the middle part of body 2, polished rod 1 is through passage, polished rod 1 is provided with directive wheel 5, directive wheel 5 is connected with support bar 13, the first stopper section 3 is provided with in the bottom of body 2, the second stopper section 4 is provided with on the top of body 2, resilient channels 14 is provided with on the right side of body 2, in resilient channels 14, be provided with plugging structure 12, be provided with second baffle 11 on the right side of plugging structure 12, be provided with the first baffle plate 9 on the right side of second baffle 11, be provided with spring 10 between first baffle plate 9 and second baffle 11, elastic draw bar 7 is through the first baffle plate 9, second baffle 11 and spring 10, elastic draw bar 7 one end is connected with support bar 13, and the other end props up plugging structure 12, and be provided with screws valve for preventing illagel application 8 on the right side of the first baffle plate 9, screws valve for preventing illagel application 8 comprises plug body 8.1, first annular protrusion 8.2, rubber bolt 8.3, cylinder 8.4, second annular protrusion 8.5, housing 8.6, penta prism counterbore 8.7, hexagon socket head cap screw 8.8, the first annular protrusion 8.2 is provided with on the top of plug body 8.1, rubber bolt 8.3 is provided with at the top of plug body 8.1, first annular protrusion 8.2 inside thread is connected with housing 8.6, the top of housing 8.6 is provided with the second annular protrusion 8.5, housing 8.6 internal fixtion is connected with cylinder 8.4, is provided with penta prism counterbore 8.7 at the middle part of plug body 8.1, is provided with hexagon socket head cap screw 8.8 in the bottom of plug body 8.1.
Wherein, elastic draw bar 7 is connected by anti-theft bolt 6 with support bar 13, and in the middle part of body 2, the passage of hollow is communicated with resilient channels 14.
Pass through the utility model, can solve in pumpingh well and block in time after light rod-broken, avoid causing packing box place without the oil gas leaked water controlling to cause owing to falling into well after light rod-broken in rod-pumped well, improve the safety at crude oil production scene, reduce the potential safety hazard in oil extraction process, and can anti-theft feature be realized, stop lawless person and steal, reduce the loss.
The above is only preferred embodiment of the present utility model, and any those of ordinary skill in the art all may utilize the technical scheme of above-mentioned elaboration to the utility model correct or are revised as equivalent technical scheme.Therefore, any simple modification of carrying out according to the technical solution of the utility model or substitute equivalents, belong to the greatest extent the scope that the utility model is claimed.
Claims (2)
1. one kind has the wellhead blowout preventer of anti-theft feature, it is characterized in that: comprise body (2), first stopper section (3), second stopper section (4), directive wheel (5), anti-theft bolt (6), elastic draw bar (7), screws valve for preventing illagel application (8), first baffle plate (9), spring (10), second baffle (11), plugging structure (12), support bar (13), resilient channels (14), the passage of hollow is provided with at body (2) middle part, polished rod (1) is through passage, polished rod (1) is provided with directive wheel (5), directive wheel (5) is connected with support bar (13), the first stopper section (3) is provided with in the bottom of body (2), the second stopper section (4) is provided with on the top of body (2), resilient channels (14) is provided with on the right side of body (2), plugging structure (12) is provided with in resilient channels (14), second baffle (11) is provided with on the right side of plugging structure (12), the first baffle plate (9) is provided with on the right side of second baffle (11), spring (10) is provided with between first baffle plate (9) and second baffle (11), elastic draw bar (7) is through the first baffle plate (9), second baffle (11) and spring (10), elastic draw bar (7) one end is connected with support bar (13), the other end props up plugging structure (12), screws valve for preventing illagel application (8) is provided with on the right side of the first baffle plate (9), screws valve for preventing illagel application (8) comprises plug body (8.1), first annular protrusion (8.2), rubber bolt (8.3), cylinder (8.4), second annular protrusion (8.5), housing (8.6), penta prism counterbore (8.7), hexagon socket head cap screw (8.8), the first annular protrusion (8.2) is provided with on the top of plug body (8.1), rubber bolt (8.3) is provided with at the top of plug body (8.1), first annular protrusion (8.2) inside thread is connected with housing (8.6), the top of housing (8.6) is provided with the second annular protrusion (8.5), housing (8.6) internal fixtion is connected with cylinder (8.4), penta prism counterbore (8.7) is provided with at the middle part of plug body (8.1), hexagon socket head cap screw (8.8) is provided with in the bottom of plug body (8.1).
2. a kind of wellhead blowout preventer with anti-theft feature according to claim 1, is characterized in that: elastic draw bar (7) is connected by anti-theft bolt (6) with support bar (13), and the passage of body (2) middle part hollow is communicated with resilient channels (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520985359.9U CN205135523U (en) | 2015-12-02 | 2015-12-02 | Well head blowout preventer with theftproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520985359.9U CN205135523U (en) | 2015-12-02 | 2015-12-02 | Well head blowout preventer with theftproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205135523U true CN205135523U (en) | 2016-04-06 |
Family
ID=55621328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520985359.9U Expired - Fee Related CN205135523U (en) | 2015-12-02 | 2015-12-02 | Well head blowout preventer with theftproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205135523U (en) |
-
2015
- 2015-12-02 CN CN201520985359.9U patent/CN205135523U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20160406 Termination date: 20161202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |