CN202064934U - MWD (Measurement While Drilling) external angular difference drill protractor - Google Patents
MWD (Measurement While Drilling) external angular difference drill protractor Download PDFInfo
- Publication number
- CN202064934U CN202064934U CN2011201867665U CN201120186766U CN202064934U CN 202064934 U CN202064934 U CN 202064934U CN 2011201867665 U CN2011201867665 U CN 2011201867665U CN 201120186766 U CN201120186766 U CN 201120186766U CN 202064934 U CN202064934 U CN 202064934U
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- mwd
- light source
- drilling tool
- angle scale
- dish
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Abstract
The utility model relates to the technical field of drill protractors, in particular to an MWD (Measurement While Drilling) external angular difference drill protractor. The protractor comprises an MWD short joint, a drill, a light source positioning device and an angle scale, wherein the lower end of the MWD short joint is fixedly connected with the upper end of the drill; the MWD short joint is fixedly provided with the light source positioning device; the light source positioning device is fixedly provided with a light source which faces downwards vertically; the drill is fixedly provided with the angle scale corresponding to the light source; and the angle scale is provided with angle scale marks. The protractor has a rational and compact structure and is convenient to use; the light source which faces downwards vertically is arranged on the MWD short joint, and the angle scale is arranged on a screw stem, so that the degree on the angle scale can be quickly and accurately read through the light source; and thus, the accuracy of external angular difference is greatly improved.
Description
Technical field
The utility model relates to directional well drilling tool protractor technical field, is the outer angular difference drilling tool protractor of a kind of MWD.
Background technology
In the directional well drilling process, present technology is with chain wrench a little iron that can visually see to be fixed on the MWD short circuit that will measure, with transparent rubberized fabric a little paper web is bonded on the drilling tool again, connect after drilling tool sling, with the naked eye that seat of being seen is extended to above the motor of directed screw tip as a line, so just can calculate that top line has what to spend in what that following line differed, we just can know how many their outer angular differences has been like this, thereby determine directed direction; Old technical error like this is very big, runs into darkness or the weather of blowing just is difficult to see clearly, because what with the naked eye take aim at out is accurately to calculate angular difference, generally all can differs 10 and spend to 20 degree, and work brings certain degree of difficulty to directed drilling like this.
Summary of the invention
The utility model provides a kind of MWD outer angular difference drilling tool protractor, has overcome the deficiency of above-mentioned prior art, and it can effectively solve by naked eyes and measure the inaccurate problem of outer angular difference.
The technical solution of the utility model realizes by following measure: the outer angular difference drilling tool protractor of a kind of MWD comprises MWD short circuit, drilling tool, light source positioner and angle scale; The lower end of MWD short circuit and the upper end of drilling tool are fixed together, on the MWD short circuit, be installed with the light source positioner, on the light source positioner, be installed with light source vertically downward, on drilling tool, be installed with and the corresponding angle scale of light source, angle index is arranged on angle scale.
Be further optimization and/or improvements below to above-mentioned utility model technical scheme:
Above-mentioned light source positioner comprises split ring, connecting rod and light source mount pad; In the both sides of split ring opening a pair of installing plate is arranged, installing hole is arranged on installing plate, split ring is installed on the MWD short circuit by installing hole and bolt; One end of connecting rod is fixed on the split ring, and the other end of connecting rod is fixed with the light source mount pad, is installed with light source vertically downward in the light source mount pad.
Above-mentioned angle scale comprises left semicircle dish, right semi-circle dish, first arc connector and second arc connector; Inner both sides at left semicircle dish and right semi-circle dish have screw hole respectively, have respectively and the corresponding screw hole of screw hole in the outer end of first arc connector and second arc connector, first arc connector and second arc connector are positioned at the below of left semicircle dish, right semi-circle dish and are fixed together and make left semicircle dish and right semi-circle dish form full circle by screw hole and screw and left semicircle dish, right semi-circle dish.
Above-mentioned drilling tool comprises non magnetic drill collar and screw rod, and MWD short circuit, non magnetic drill collar and screw rod are fixed together by screw thread from top to bottom in regular turn, and angle scale is installed on the screw rod.
The utility model reasonable and compact in structure, easy to use, by light source vertically downward is set, angle scale is set on screw rod on the MWD short circuit, by the light source number of degrees on the reading angular dish fast and accurately, therefore greatly improved the accuracy of outer angular difference.
Description of drawings
Accompanying drawing 1 is the main TV structure schematic diagram of the utility model most preferred embodiment.
Accompanying drawing 2 is the plan structure schematic diagram of angle scale in the utility model most preferred embodiment.
Coding in the accompanying drawing is respectively: 1 is the MWD short circuit, and 2 is light source, and 3 is scale, and 4 is split ring, and 5 is connecting rod, 6 is the light source mount pad, and 7 is the left semicircle dish, and 8 is the right semi-circle dish, and 9 is first arc connector, 10 is second arc connector, and 11 is screw, and 12 is non magnetic drill collar, and 13 is screw rod.
The specific embodiment
The utility model is not subjected to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and actual conditions.
In the utility model, for convenience of description, the description of the relative position relation of each parts all is that the Butut mode according to Figure of description is described, as: on. down. a left side. the position relation on the right side etc. is what to determine according to the Butut direction of Figure of description.
Below in conjunction with embodiment and accompanying drawing the utility model is further described:
Shown in accompanying drawing 1,2, the outer angular difference drilling tool protractor of this MWD comprises MWD short circuit 1, drilling tool, light source positioner and angle scale; The lower end of MWD short circuit 1 and the upper end of drilling tool are fixed together, on MWD short circuit 1, be installed with the light source positioner, on the light source positioner, be installed with light source 2 vertically downward, on drilling tool, be installed with and light source 2 corresponding angle scales, angle index 3 is arranged on angle scale.
Can according to actual needs the outer angular difference drilling tool protractor of above-mentioned MWD be made further optimization and/or improvements:
Shown in accompanying drawing 1,2, the light source positioner comprises split ring 4, connecting rod 5 and light source mount pad 6; There is a pair of installing plate both sides at split ring 4 openings, and installing hole is arranged on installing plate, and split ring 4 is installed on the MWD short circuit 1 by installing hole and bolt; One end of connecting rod 5 is fixed on the split ring 4, and the other end of connecting rod 5 is fixed with light source mount pad 6, is installed with light source 2 vertically downward in light source mount pad 6.
Shown in accompanying drawing 1,2, angle scale comprises left semicircle dish 7, right semi-circle dish 8, first arc connector 9 and second arc connector 10; Inner both sides at left semicircle dish 7 and right semi-circle dish 8 have screw hole respectively, have respectively and the corresponding screw hole of screw hole in the outer end of first arc connector 9 and second arc connector 10, first arc connector 9 and second arc connector are positioned at the below of left semicircle dish 7, right semi-circle dish 8 and are fixed together and make left semicircle dish 7 and right semi-circle dish 8 form full circle by screw hole and screw 11 and left semicircle dish 7, right semi-circle dish 8.
Shown in accompanying drawing 1,2, drilling tool comprises non magnetic drill collar 12 and screw rod 13, and MWD short circuit 1, non magnetic drill collar 12 and screw rod 13 are fixed together by screw thread from top to bottom in regular turn, and angle scale is installed on the screw rod 13.
Above technical characterictic has constituted most preferred embodiment of the present utility model, and it has stronger compliance and best implementation result, can increase and decrease non-essential technical characterictic according to actual needs, satisfies the demand of different situations.
The use of the utility model most preferred embodiment: as shown in Figure 1, on MWD short circuit 1, directional bond is arranged, split ring 4 is sleeved on the MWD short circuit 1, connecting rod 5 and light source mount pad 6 are established on same the straight line with the directional bond on the MWD short circuit 1; On carry drilling tool, left semicircle dish 7, right semi-circle dish 8 are stuck on the screw rod 13 by first arc connector 9 and second arc connector 10 respectively, make the angle index 3 of the zero degree that rotates the scale dial plate aim at the position of the break-in graduation mark on the drilling tool screw rods 13; At last, directly read light source 2 and be projected in reading on the angle scale, being needs the orientation angle difference data measured, just can operate screw rod 13 top orientation accurately by this orientation angle difference data.
Claims (5)
1. the outer angular difference drilling tool protractor of MWD is characterized in that comprising MWD short circuit, drilling tool, light source positioner and angle scale; The lower end of MWD short circuit and the upper end of drilling tool are fixed together, on the MWD short circuit, be installed with the light source positioner, on the light source positioner, be installed with light source vertically downward, on drilling tool, be installed with and the corresponding angle scale of light source, angle index is arranged on angle scale.
2. the outer angular difference drilling tool protractor of MWD according to claim 1 is characterized in that the light source positioner comprises split ring, connecting rod and light source mount pad; In the both sides of split ring opening a pair of installing plate is arranged, installing hole is arranged on installing plate, split ring is installed on the MWD short circuit by installing hole and bolt; One end of connecting rod is fixed on the split ring, and the other end of connecting rod is fixed with the light source mount pad, is installed with light source vertically downward in the light source mount pad.
3. the outer angular difference drilling tool protractor of MWD according to claim 1 and 2 is characterized in that angle scale comprises left semicircle dish, right semi-circle dish, first arc connector and second arc connector; Inner both sides at left semicircle dish and right semi-circle dish have screw hole respectively, have respectively and the corresponding screw hole of screw hole in the outer end of first arc connector and second arc connector, first arc connector and second arc connector are positioned at the below of left semicircle dish, right semi-circle dish and are fixed together and make left semicircle dish and right semi-circle dish form full circle by screw hole and screw and left semicircle dish, right semi-circle dish.
4. the outer angular difference drilling tool protractor of MWD according to claim 1 and 2 is characterized in that drilling tool comprises non magnetic drill collar and screw rod, and MWD short circuit, non magnetic drill collar and screw rod are fixed together by screw thread from top to bottom in regular turn, and angle scale is installed on the screw rod.
5. the outer angular difference drilling tool protractor of MWD according to claim 3 is characterized in that drilling tool comprises non magnetic drill collar and screw rod, and MWD short circuit, non magnetic drill collar and screw rod are fixed together by screw thread from top to bottom in regular turn, and angle scale is installed on the screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201867665U CN202064934U (en) | 2011-06-03 | 2011-06-03 | MWD (Measurement While Drilling) external angular difference drill protractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201867665U CN202064934U (en) | 2011-06-03 | 2011-06-03 | MWD (Measurement While Drilling) external angular difference drill protractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202064934U true CN202064934U (en) | 2011-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201867665U Expired - Lifetime CN202064934U (en) | 2011-06-03 | 2011-06-03 | MWD (Measurement While Drilling) external angular difference drill protractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202064934U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102607377A (en) * | 2012-02-17 | 2012-07-25 | 中国海洋石油总公司 | Tool and method for measuring angular difference of tool face of oil field drilling instrument |
| CN104234698A (en) * | 2014-07-17 | 2014-12-24 | 西安石油大学 | Laser-type angular difference measurement device and laser-type angular difference measurement method |
| CN104420827A (en) * | 2013-09-04 | 2015-03-18 | 中国石油化工股份有限公司 | Device for measuring exterior angle difference of directional drilling tool |
| CN104847336A (en) * | 2014-02-19 | 2015-08-19 | 中国石油化工集团公司 | Rotation orientation testing system |
| CN104234697B (en) * | 2014-07-17 | 2017-05-17 | 西安石油大学 | Intelligent drilling angular difference measurement device and angular different measurement method |
| CN107916921A (en) * | 2017-12-27 | 2018-04-17 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | A kind of portable MWD angular differences guiding ruler of laser and application method |
-
2011
- 2011-06-03 CN CN2011201867665U patent/CN202064934U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102607377A (en) * | 2012-02-17 | 2012-07-25 | 中国海洋石油总公司 | Tool and method for measuring angular difference of tool face of oil field drilling instrument |
| CN102607377B (en) * | 2012-02-17 | 2014-06-18 | 中国海洋石油总公司 | Tool and method for measuring angular difference of tool face of oil field drilling instrument |
| CN104420827A (en) * | 2013-09-04 | 2015-03-18 | 中国石油化工股份有限公司 | Device for measuring exterior angle difference of directional drilling tool |
| CN104420827B (en) * | 2013-09-04 | 2018-03-30 | 中国石油化工股份有限公司 | For the measuring apparatus for the outer angular difference for measuring directed drilling drilling tool |
| CN104847336A (en) * | 2014-02-19 | 2015-08-19 | 中国石油化工集团公司 | Rotation orientation testing system |
| CN104234698A (en) * | 2014-07-17 | 2014-12-24 | 西安石油大学 | Laser-type angular difference measurement device and laser-type angular difference measurement method |
| CN104234698B (en) * | 2014-07-17 | 2017-02-15 | 西安石油大学 | Laser-type angular difference measurement device and laser-type angular difference measurement method |
| CN104234697B (en) * | 2014-07-17 | 2017-05-17 | 西安石油大学 | Intelligent drilling angular difference measurement device and angular different measurement method |
| CN107916921A (en) * | 2017-12-27 | 2018-04-17 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | A kind of portable MWD angular differences guiding ruler of laser and application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111207 |