CN202431218U - Blowout prevention high-pressure resistance bypass nipple - Google Patents
Blowout prevention high-pressure resistance bypass nipple Download PDFInfo
- Publication number
- CN202431218U CN202431218U CN2011204780521U CN201120478052U CN202431218U CN 202431218 U CN202431218 U CN 202431218U CN 2011204780521 U CN2011204780521 U CN 2011204780521U CN 201120478052 U CN201120478052 U CN 201120478052U CN 202431218 U CN202431218 U CN 202431218U
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- China
- Prior art keywords
- clamp
- cable
- bypass
- folio
- gum cover
- 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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Abstract
The utility model discloses a blowout prevention high-pressure resistance bypass nipple, which comprises a bypass body, a connecting clamp device, an in-folio pressing device and a cable straightening device, wherein the connecting clamp device, the in-folio pressing device and the cable straightening device are arranged in a bypass hole arranged at the side part of the bypass body, the clamp device is connected with the in-folio pressing device, the in-folio pressing device is connected with the cable straightening device, the lower end of the cable straightening device extends into an inner passage of the bypass body, the clamp device comprises a cable clamp, a clamp fixer, a clamp connecting screw and a clamp shearing screw, the in-folio pressing device comprises an in-folio adjusting pressing screw nut and an in-folio sealing rubber sleeve, and the cable straightening device comprises a regulating rubber pad, a cable straightening rubber sleeve, a wear resistance sleeve, a jackscrew, a valve plate, a sealing steel ball and an O-shaped ring. Under the normal condition, the pressure and torque transfer and current and electric signal transmission can be realized. Under the special condition, a well logging cable can be upwards pulled out from the bypass hole of the bypass nipple according to requirements, the bypass hole is closed, high-pressure liquid gas is prevented from blowing out from the bypass hole, and the production operation is completed.
Description
Technical field
The utility model relates to the petroleum works field, relates in particular to the high pressure resistant bypass pipe nipple of a kind of blowout prevention.
Background technology
Sealing performance is relatively poor on the one hand for existing bypass pipe nipple, can't bear internal high pressure liquid gas; After logging cable was extracted out from the by-pass prot of bypass pipe nipple on the other hand, by-pass prot can't be closed automatically, can't accomplish the production operation that needs.
The utility model content
To the problems referred to above, the purpose of the utility model is to provide a kind of blowout prevention high pressure resistant bypass pipe nipple, prevents that high-pressure liquid air from spraying from by-pass prot, the production operation that completion needs.
For achieving the above object; The high pressure resistant bypass pipe nipple of the said a kind of blowout prevention of the utility model; Comprise the bypass body, be located at the interior connection clamp device of this bypass body sidepiece by-pass prot, split hold down gag, cable erection device, wherein, said clamp device connects splits hold down gag; Split hold down gag stube cable erection device, the lower end of cable erection device extends in the interior road of bypass main body.
Preferably, said clamp device comprises strain relief clamp, clamp fixator, clamp attachment screw and clamp shear screw, and wherein, strain relief clamp is placed in the clamp fixator, and the clamp fixator passes through screw on the bypass main body; Strain relief clamp connects the chucking cable by clamp attachment screw and clamp shear screw.
Preferably, the said hold down gag of splitting comprises splitting and regulates clamp nut and split seal rubber sleeve, saidly splits that to regulate clamp nut be the opposite opened structure, and its lower end with the clamp fixator is connected; The said seal rubber sleeve of splitting is regulated clamp nut and is connected with splitting.
Preferably; Said cable erection device comprise regulate rubber cushion, cable is set upright gum cover, wear-resistant sleeve, jackscrew, valve plate, sealed steel ball and O type circle, wherein, said split the seal rubber sleeve below be provided with successively regulate rubber cushion, cable is set upright gum cover, wear-resistant sleeve; Said wear-resistant sleeve is fixed on cable through jackscrew and sets upright the gum cover bottom; Cable is set upright in the through hole of gum cover and is provided with valve plate, and the valve plate top is provided with sealed steel ball, and cable is set upright the gum cover outer wall and is provided with O type circle.
The beneficial effect of the utility model is:
The utility model novel structure can use under high-temperature and high-pressure conditions, and is safe and reliable; Under the normal condition, can realize transmission and the electric current of pressure, moment of torsion, the transmission of the signal of telecommunication; In particular cases, can upwards extract logging cable out from the by-pass prot of bypass pipe nipple on demand, close by-pass prot, prevent that high-pressure liquid air from spraying from by-pass prot, the production operation that completion needs.
Description of drawings
Fig. 1 is the structure sectional view of the high pressure resistant bypass pipe nipple of the said blowout prevention of the utility model embodiment.
The specific embodiment
Below in conjunction with Figure of description the utility model is done further description.
As shown in Figure 1; The high pressure resistant bypass pipe nipple of the said a kind of blowout prevention of the utility model embodiment; Comprise bypass body 1, be located at the interior connection clamp device of this bypass body 1 sidepiece by-pass prot, split hold down gag, cable erection device, wherein, said clamp device connects splits hold down gag; Split hold down gag stube cable erection device, the lower end of cable erection device extends in the interior road of bypass main body 1.
Said clamp device comprises strain relief clamp 3, clamp fixator 2, clamp attachment screw 4 and clamp shear screw 5, and wherein, strain relief clamp 3 is placed in the clamp fixator 2, and clamp fixator 2 passes through screw on bypass main body 1; Strain relief clamp 3 connects the chucking cable by clamp attachment screw 4 and clamp shear screw 5.
The said hold down gag of splitting comprises splitting and regulates clamp nut 6 and split seal rubber sleeve 7, and said splitting regulated clamp nut 6 and be the opposite opened structure, and its lower end with clamp fixator 2 is connected; The said seal rubber sleeve 7 of splitting is regulated clamp nut 6 and is connected with splitting.
Said cable erection device comprise regulate rubber cushion 8, cable is set upright gum cover 9, wear-resistant sleeve 10, jackscrew 11, valve plate 12, sealed steel ball 13 and O type circle 14; Wherein, Said split seal rubber sleeve 7 belows be provided with successively regulate rubber cushion 8, cable is set upright gum cover 9, wear-resistant sleeve 10, said wear-resistant sleeve 10 is fixed on cable through jackscrew 11 and sets upright gum cover 9 bottoms, cable is set upright in the through hole of gum cover 9 and is provided with valve plate 12; Valve plate 12 tops are provided with sealed steel ball 13, and cable is set upright gum cover 9 outer walls and is provided with O type circle 14.
In cable was placed on strain relief clamp 3 grooves, strain relief clamp 3 connected the chucking cable by clamp attachment screw 4, clamp shear screw 5; Strain relief clamp 3 is placed in the clamp fixator 2, and clamp fixator 2 is connected bypass body 1 through the fixator attachment screw; O type circle 14 is contained in cable and sets upright on the gum cover 9, and jackscrew 11 is fixed on cable to wear-resistant sleeve 10 and sets upright on the gum cover 9, and valve plate 12 is contained in cable and sets upright on the gum cover 9, and sealed steel ball 13 is contained in cable and sets upright in gum cover 9 side openings.The passing through of bypass body 1 is threaded in up and down on the test string, can realize the transmission of pressure, moment of torsion; Logging cable passes the by-pass prot of bypass pipe nipple, from the peripheral test string endoporus that gets into of test string, can accomplish the transmission of electric current, the signal of telecommunication; In particular cases, with suitable power, upwards lift cable; 5 fractures of clamp shear screw, strain relief clamp was opened in 3 minutes, cable is upwards extracted out from by-pass prot, and valve plate 12 rotation promotion sealed steel balls 13 get into cable and set upright the closed hole on the gum cover 9; Close by-pass prot, prevent that high-pressure liquid air from spraying from by-pass prot.
More than; Be merely the preferred embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Any technician who is familiar with the present technique field is in the technical scope that the utility model discloses, and the variation that can expect easily or replacement all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain that claim was defined.
Claims (4)
1. high pressure resistant bypass pipe nipple of blowout prevention; It is characterized in that; Comprise the bypass body, be located at the interior connection clamp device of this bypass body sidepiece by-pass prot, split hold down gag, cable erection device, wherein, said clamp device connects splits hold down gag; Split hold down gag stube cable erection device, the lower end of cable erection device extends in the interior road of bypass main body.
2. the high pressure resistant bypass pipe nipple of blowout prevention according to claim 1; It is characterized in that; Said clamp device comprises strain relief clamp, clamp fixator, clamp attachment screw and clamp shear screw; Wherein, strain relief clamp is placed in the clamp fixator, and the clamp fixator passes through screw on the bypass main body; Strain relief clamp connects the chucking cable by clamp attachment screw and clamp shear screw.
3. the high pressure resistant bypass pipe nipple of blowout prevention according to claim 2; It is characterized in that; The said hold down gag of splitting comprises splitting and regulates clamp nut and split seal rubber sleeve, saidly splits that to regulate clamp nut be the opposite opened structure, and its lower end with the clamp fixator is connected; The said seal rubber sleeve of splitting is regulated clamp nut and is connected with splitting.
4. the high pressure resistant bypass pipe nipple of blowout prevention according to claim 3; It is characterized in that; Said cable erection device comprise regulate rubber cushion, cable is set upright gum cover, wear-resistant sleeve, jackscrew, valve plate, sealed steel ball and O type circle, wherein, said split the seal rubber sleeve below be provided with successively regulate rubber cushion, cable is set upright gum cover, wear-resistant sleeve; Said wear-resistant sleeve is fixed on cable through jackscrew and sets upright the gum cover bottom; Cable is set upright in the through hole of gum cover and is provided with valve plate, and the valve plate top is provided with sealed steel ball, and cable is set upright the gum cover outer wall and is provided with O type circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204780521U CN202431218U (en) | 2011-11-25 | 2011-11-25 | Blowout prevention high-pressure resistance bypass nipple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204780521U CN202431218U (en) | 2011-11-25 | 2011-11-25 | Blowout prevention high-pressure resistance bypass nipple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202431218U true CN202431218U (en) | 2012-09-12 |
Family
ID=46780678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204780521U Expired - Fee Related CN202431218U (en) | 2011-11-25 | 2011-11-25 | Blowout prevention high-pressure resistance bypass nipple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202431218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005364A (en) * | 2018-12-11 | 2019-07-12 | 中国石油天然气集团有限公司 | A kind of logging cable rotary sealing appts and its operating method |
-
2011
- 2011-11-25 CN CN2011204780521U patent/CN202431218U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005364A (en) * | 2018-12-11 | 2019-07-12 | 中国石油天然气集团有限公司 | A kind of logging cable rotary sealing appts and its operating method |
| CN110005364B (en) * | 2018-12-11 | 2021-04-30 | 中国石油天然气集团有限公司 | Logging cable rotary sealing device and operation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA PETROLEUM +. NATURAL GAS CO., LTD. Free format text: FORMER OWNER: XINJIANG TARIM OILFIELD CONSTRUCTION ENGINEERING CO., LTD. Effective date: 20140312 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 841000 BAYINGOLIN MONGOL AUTONOMOUS PREFECTURE, XINJIANG UYGUR AUTONOMOUS REGION TO: 100011 DONGCHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140312 Address after: 100011 Beijing city Dongcheng District No. 16 Andrew Patentee after: China Petroleum & Natural Gas Co., Ltd. Address before: The tower of the Xinjiang Uygur Autonomous Region Korla City Road 841000 Patentee before: Xinjiang Tarim Oilfield Construction Engineering Co., Ltd. |
|
| 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: 20120912 Termination date: 20201125 |