CN204532145U - Slip fraising device - Google Patents
Slip fraising device Download PDFInfo
- Publication number
- CN204532145U CN204532145U CN201520208441.0U CN201520208441U CN204532145U CN 204532145 U CN204532145 U CN 204532145U CN 201520208441 U CN201520208441 U CN 201520208441U CN 204532145 U CN204532145 U CN 204532145U
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- CN
- China
- Prior art keywords
- fraising
- hurricane band
- fixed cover
- wheel
- steel ball
- 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- Withdrawn - After Issue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
Slip fraising device, relates to the design and manufacturing technology field of oil field fraising device.The utility model comprises drill string body, and drill string body is provided with fraising section; The outer peripheral face of fraising section arranges the first hurricane band, the second hurricane band, the 3rd hurricane band; The work plane of described first hurricane band, the second hurricane band, the 3rd hurricane band arranges wheel body mounting groove respectively; Detachable respectively in each wheel body mounting groove gear wheel assembly is set.The utility model also can change stack shell fast, change hard gear wheel just to can be used as slip centralizer to use, with righting drill string and DHA, ensure that the uniqueness as a fraising device rotates simultaneously, bit freezing can be avoided, improve fraising efficiency, easy to use, flexible multi-purpose.
Description
Technical field
The utility model relates to the design and manufacturing technology field of oil field fraising device.
Background technology
Slip fraising device designs exactly holes in slide process, the common fraising device of existing market, in fraising process, moment of torsion is less, carry in process upper, because the borehole wall exists dog-leg position sometimes, on common fraising device, lift power more greatly and easily cause bit freezing, and common fraising device function only can meet fraising, usage is single, dumb convenience.
Utility model content
The utility model object is to provide a kind of slip fraising device avoiding bit freezing, raising fraising efficiency, easy to use and flexible multiplex.
The utility model comprises drill string body, and described drill string body is provided with fraising section, and described fraising section is the cylindrical structure that diameter increases; The outer peripheral face of described fraising section arranges the first hurricane band, the second hurricane band, the 3rd hurricane band; The work plane of described first hurricane band, the second hurricane band, the 3rd hurricane band arranges wheel body mounting groove respectively; Detachable respectively in each wheel body mounting groove gear wheel assembly is set;
Each described gear wheel assembly comprises gear wheel, fixed cover respectively; Described fixed cover is connected with wheel body mounting groove by threaded; First " U " shape sealing ring, second " U " shape sealing ring, group of rollers, steel ball group are set respectively between described gear wheel and fixed cover;
Described group of rollers is made up of multiple roller monomer along gear wheel periphery close arrangement, the side face of each described roller monomer respectively with gear wheel sidewall and fixed cover inwall Structure deformation;
Described steel ball group is made up of multiple steel ball monomer along gear wheel periphery close arrangement; Within one week, the first hemispherical groove is provided with on described fixed cover internal perisporium, along internal perisporium, coordinate on described gear wheel perisporium, along gear wheel perisporium one week and be provided with second hemispherical groove relative with the first hemispherical groove opening, described steel ball group is arranged in the spherical groove that the first hemispherical groove and the second hemispherical groove be combined to form; Described steel ball group is arranged at the below of group of rollers;
The fixed cover sidewall that described first hemispherical groove is corresponding is provided with through hole, sealing-plug is set in described through hole, " O " shape sealing ring is set between described sealing-plug and fixed cover;
Described first " U " shape sealing ring is arranged at above group of rollers, and described second " U " shape sealing ring is arranged at below steel ball group.
The utility model slip fraising device rib band is spiral, and when fraising device slides and rotate, gear wheel can be contact fulcrum with the borehole wall, rotates along gear wheel axis; Because slip fraising device gear wheel is radial arrangement, run into dog at the moment, gear wheel can rotate avoids high point, thus can reduce upper lift and try hard to avoid and exempt from bit freezing.The bearing seal structure of gear wheel adopts compound PIFE sealing ring and fluorubber resiliency supported, can under the environment of high pressure high-temperature rotary work, guarantee instrument can No leakage in the course of work under operating pressure 70MPa, drilling fluid can not pollute the lubricating grease in bearing, thus improves application life.When bit wear is to when being less than standard size, slip fraising device can expand well to standard size, guarantees the carrying out of subsequent handling.The utility model gear wheel is detachable, can change different size gear wheel, realizes the different fraising diameter of slip fraising device.
The utility model comprises drill string body, and described drill string body is provided with fraising section, and described fraising section is the cylindrical structure that diameter increases; The outer peripheral face of described fraising section arranges the first hurricane band, the second hurricane band, the 3rd hurricane band; The work plane of described first hurricane band, the second hurricane band, the 3rd hurricane band arranges wheel body mounting groove respectively; Detachable respectively in each wheel body mounting groove righting wheel assembly is set;
Each described righting wheel assembly comprises righting wheel, fixed cover respectively; Described fixed cover is connected with wheel body mounting groove by threaded; First " U " shape sealing ring, second " U " shape sealing ring, group of rollers, steel ball group are set respectively between described righting wheel and fixed cover;
Described group of rollers is made up of multiple roller monomer along righting wheel periphery close arrangement, the side face of each described roller monomer respectively with righting wheel sidewall and fixed cover inwall Structure deformation;
Described steel ball group is made up of multiple steel ball monomer along righting wheel periphery close arrangement; Within one week, the first hemispherical groove is provided with on described fixed cover internal perisporium, along internal perisporium, coordinate on described righting wheel perisporium, along righting wheel perisporium one week and be provided with second hemispherical groove relative with the first hemispherical groove opening, described steel ball group is arranged in the spherical groove that the first hemispherical groove and the second hemispherical groove be combined to form; Described steel ball group is arranged at the below of group of rollers;
The fixed cover sidewall that described second hemispherical groove is corresponding is provided with through hole, sealing-plug is set in described through hole, " O " shape sealing ring is set between described sealing-plug and fixed cover;
Described first " U " shape sealing ring is arranged at above group of rollers, and described second " U " shape sealing ring is arranged at below steel ball group.
The utility model can change stack shell fast, change hard gear wheel just to can be used as slip centralizer to use, with righting drill string and DHA, ensure that the uniqueness as a fraising device rotates simultaneously, instrument is become slip centralizer by the scene of realization, and by changing righting wheel specification, slip centralizer working diameter can be changed.
The starting point of the first hurricane band described in the utility model and the second hurricane band repair stop on the same plane crossing axis.Realize 360o to be connected.Add work area, improve fraising efficiency.
The utility model from axially seeing fraising section, described gear wheel circumferentially 360 ° be uniformly distributed.Add work area, improve fraising efficiency.
The utility model from axially seeing fraising section, described righting wheel circumferentially 360 ° be uniformly distributed.
Accompanying drawing explanation
Structural representation when Fig. 1 is the utility model device gear wheel.
Structural representation when Fig. 2 is the utility model device righting wheel.
Fig. 3 is the utility model cone structure schematic diagram.
Fig. 4 is the structural representation of the utility model righting wheel.
Detailed description of the invention
Embodiment 1:
As shown in Figure 1,3, the utility model comprises drill string body 1, and drill string body 1 is provided with fraising section 2, the cylindrical structure that fraising section 2 increases for diameter; The outer peripheral face of fraising section 2 arranges the first hurricane band 3, second hurricane band 4, the 3rd hurricane band 17; The starting point of the first hurricane band 3 and the second hurricane band 4 repair stop on the same plane crossing axis; The work plane of the first hurricane band 3, second hurricane band 4, the 3rd hurricane band 17 arranges wheel body mounting groove 5 respectively; Detachable respectively in each wheel body mounting groove 5 gear wheel assembly 6 is set.
Each gear wheel assembly 6 comprises gear wheel 7, fixed cover 8 respectively; Fixed cover 8 is connected with wheel body mounting groove 5 by threaded 9; First " U " shape sealing ring 10, second " U " shape sealing ring 11, group of rollers 12, steel ball group 13 are set respectively between gear wheel 7 and fixed cover 8; From axially seeing fraising section 2, gear wheel 7 circumferentially 360 ° be uniformly distributed.
Group of rollers 12 is made up of multiple roller monomer 12-1 along gear wheel 7 periphery close arrangement, the side face of each roller monomer 12-1 respectively with gear wheel 7 sidewall and fixed cover 8 inwall Structure deformation.
Steel ball group 13 is made up of multiple steel ball monomer 13-1 along gear wheel 7 periphery close arrangement; Within one week, the first hemispherical groove 8-1 is provided with on fixed cover 8 internal perisporium, along internal perisporium, coordinate on gear wheel 7 perisporium, along gear wheel perisporium one week and be provided with the second hemispherical groove 7-1 relative with the first hemispherical groove 8-1 opening, steel ball group 13 is arranged in the spherical groove that the first hemispherical groove 8-1 and the second hemispherical groove 7-1 is combined to form; Steel ball group 13 is arranged at the below of group of rollers 12.
Fixed cover 8 sidewall that first hemispherical groove 8-1 is corresponding is provided with through hole 14, sealing-plug 15 is set in through hole 14, " O " shape sealing ring 16 is set between sealing-plug 15 and fixed cover 8.
First " U " shape sealing ring 10 is arranged at above group of rollers 12, and second " U " shape sealing ring 11 is arranged at below steel ball group 13.
Embodiment 2:
As shown in Figure 2,4, the utility model comprises drill string body 1 ', and drill string body 1 ' is provided with fraising section 2 ', the cylindrical structure that described fraising section 2 ' increases for diameter; The outer peripheral face of fraising section 2 ' arranges the first hurricane band 3 ', the second hurricane band 4 ', the 3rd hurricane band 17 '; The starting point of the first hurricane band 3 ' and the second hurricane band 4 ' repair stop on the same plane crossing axis; The work plane of the first hurricane band 3 ', the second hurricane band 4 ' and the 3rd hurricane band 17 ' arranges wheel body mounting groove 5 ' respectively; Detachable respectively righting wheel assembly 6 ' is set each wheel body mounting groove 5 ' is interior.
Each righting wheel assembly 6 ' comprises righting wheel 7 ', fixed cover 8 ' respectively; Fixed cover 8 ' is connected with wheel body mounting groove 5 ' by threaded 9 '; First " U " shape sealing ring 10 ', second " U " shape sealing ring 11 ', group of rollers 12 ', steel ball group 13 ' are set respectively between righting wheel 7 ' and fixed cover 8 '; From axially seeing fraising section 2 ', righting wheel 7 ' circumferentially 360 ° be uniformly distributed.
Group of rollers 12 ' is made up of multiple roller monomer 12 '-1 along righting wheel 7 ' periphery close arrangement, the side face of each roller monomer 12 '-1 respectively with righting wheel 7 ' sidewall and fixed cover 8 ' inwall Structure deformation.
Steel ball group 13 ' is made up of multiple steel ball monomer 13 '-1 along righting wheel 7 ' periphery close arrangement; The first hemispherical groove 8 '-1 within one week, is provided with on fixed cover 8 ' internal perisporium, along internal perisporium, coordinate on righting wheel 7 ' perisporium, along righting wheel perisporium one week and be provided with second hemispherical groove 7 '-1 relative with the first hemispherical groove 8 '-1 opening, steel ball group 13 ' is arranged in the spherical groove that the first hemispherical groove 8 '-1 and the second hemispherical groove 7 '-1 be combined to form; Steel ball group 13 ' is arranged at the below of group of rollers 12 '.
Fixed cover 8 ' the sidewall of the first hemispherical groove 8 '-1 correspondence is provided with through hole 14 ', sealing-plug 15 ' is set in through hole 14 ', " O " shape sealing ring 16 ' is set between sealing-plug 15 ' and fixed cover 8 '.
First " U " shape sealing ring 10 ' is arranged at group of rollers 12 ' top, and second " U " shape sealing ring 11 ' is arranged at steel ball group 13 ' below.
Claims (5)
1. slip fraising device, is characterized in that: comprise drill string body, and described drill string body is provided with fraising section, and described fraising section is the cylindrical structure that diameter increases; The outer peripheral face of described fraising section arranges the first hurricane band, the second spiral, the 3rd hurricane band; The work plane of described first hurricane band, the second hurricane band, the 3rd hurricane band arranges wheel body mounting groove respectively; Detachable respectively in each wheel body mounting groove gear wheel assembly is set;
Each described gear wheel assembly comprises gear wheel, fixed cover respectively; Described fixed cover is connected with wheel body mounting groove by threaded; First " U " shape sealing ring, second " U " shape sealing ring, group of rollers, steel ball group are set respectively between described gear wheel and fixed cover;
Described group of rollers is made up of multiple roller monomer along gear wheel periphery close arrangement, the side face of each described roller monomer respectively with gear wheel sidewall and fixed cover inwall Structure deformation;
Described steel ball group is made up of multiple steel ball monomer along gear wheel periphery close arrangement; Within one week, the first hemispherical groove is provided with on described fixed cover internal perisporium, along internal perisporium, coordinate on described gear wheel perisporium, along gear wheel perisporium one week and be provided with second hemispherical groove relative with the first hemispherical groove opening, described steel ball group is arranged in the spherical groove that the first hemispherical groove and the second hemispherical groove be combined to form; Described steel ball group is arranged at the below of group of rollers;
The fixed cover sidewall that described first hemispherical groove is corresponding is provided with through hole, sealing-plug is set in described through hole, " O " shape sealing ring is set between described sealing-plug and fixed cover;
Described first " U " shape sealing ring is arranged at above group of rollers, and described second " U " shape sealing ring is arranged at below steel ball group.
2. slip fraising device, is characterized in that: comprise drill string body, and described drill string body is provided with fraising section, and described fraising section is the cylindrical structure that diameter increases; The outer peripheral face of described fraising section arranges the first hurricane band, the second hurricane band, the 3rd hurricane band; The work plane of described first hurricane band, the second hurricane band, the 3rd hurricane band arranges wheel body mounting groove respectively; Detachable respectively in each wheel body mounting groove righting wheel assembly is set;
Each described righting wheel assembly comprises righting wheel, fixed cover respectively; Described fixed cover is connected with wheel body mounting groove by threaded; First " U " shape sealing ring, second " U " shape sealing ring, group of rollers, steel ball group are set respectively between described righting wheel and fixed cover;
Described group of rollers is made up of multiple roller monomer along righting wheel periphery close arrangement, the side face of each described roller monomer respectively with righting wheel sidewall and fixed cover inwall Structure deformation;
Described steel ball group is made up of multiple steel ball monomer along righting wheel periphery close arrangement; Within one week, the first hemispherical groove is provided with on described fixed cover internal perisporium, along internal perisporium, coordinate on described righting wheel perisporium, along righting wheel perisporium one week and be provided with second hemispherical groove relative with the first hemispherical groove opening, described steel ball group is arranged in the spherical groove that the first hemispherical groove and the second hemispherical groove be combined to form; Described steel ball group is arranged at the below of group of rollers;
The fixed cover sidewall that described second hemispherical groove is corresponding is provided with through hole, sealing-plug is set in described through hole, " O " shape sealing ring is set between described sealing-plug and fixed cover;
Described first " U " shape sealing ring is arranged at above group of rollers, and described second " U " shape sealing ring is arranged at below steel ball group.
3. slip fraising device according to claim 1 and 2, is characterized in that: the starting point of described first hurricane band and the second hurricane band repair stop on the same plane crossing axis.
4. slip fraising device according to claim 1, is characterized in that: from axially seeing fraising section, described gear wheel circumferentially 360 ° be uniformly distributed.
5. slip fraising device according to claim 2, is characterized in that: from axially seeing fraising section, described righting wheel circumferentially 360 ° be uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520208441.0U CN204532145U (en) | 2015-04-09 | 2015-04-09 | Slip fraising device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520208441.0U CN204532145U (en) | 2015-04-09 | 2015-04-09 | Slip fraising device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204532145U true CN204532145U (en) | 2015-08-05 |
Family
ID=53746168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520208441.0U Withdrawn - After Issue CN204532145U (en) | 2015-04-09 | 2015-04-09 | Slip fraising device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204532145U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104790882A (en) * | 2015-04-09 | 2015-07-22 | 扬州市驰城石油机械有限公司 | Sliding hole wringing machine |
-
2015
- 2015-04-09 CN CN201520208441.0U patent/CN204532145U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104790882A (en) * | 2015-04-09 | 2015-07-22 | 扬州市驰城石油机械有限公司 | Sliding hole wringing machine |
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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 |
Granted publication date: 20150805 Effective date of abandoning: 20160921 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150805 Effective date of abandoning: 20160921 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |