CN219774116U - MWD external angle difference drilling tool protractor - Google Patents
MWD external angle difference drilling tool protractor Download PDFInfo
- Publication number
- CN219774116U CN219774116U CN202320664573.9U CN202320664573U CN219774116U CN 219774116 U CN219774116 U CN 219774116U CN 202320664573 U CN202320664573 U CN 202320664573U CN 219774116 U CN219774116 U CN 219774116U
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- fixedly connected
- mwd
- arc
- shaped connecting
- external angle
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- 238000005553 drilling Methods 0.000 title abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Landscapes
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model relates to the technical field of directional well drilling tool protractors, in particular to a measuring device for an MWD external angle difference drilling tool, which comprises a non-magnetic drill collar, wherein the upper end of the non-magnetic drill collar is fixedly connected with an MWD short circuit, the lower end of the non-magnetic drill collar is fixedly connected with a screw, the outer side of the screw is provided with a sliding groove, an arc-shaped connecting piece is connected in a sliding manner in the sliding groove, the middle part of the arc-shaped connecting piece is connected with a threaded pin in a penetrating manner, the inner side end of the threaded pin is fixedly connected with a spring gasket, and the upper surface of the arc-shaped connecting piece is symmetrically provided with two screw holes.
Description
Technical Field
The utility model relates to the technical field of directional well drilling tool protractors, in particular to an MWD external angle difference drilling tool protractor.
Background
In the process of directional well drilling, the prior art is to fix a small iron rod which can be seen by eyes on a required quantity of MWD short joint by using chain tongs, then to stick a small paper tube on a drilling tool by using a transparent adhesive tape, to joint the drilling tool after lifting, to extend the seen position as a line to the motor at the top end of a directional screw by using eyes, so as to calculate how much the difference between the upper line and the lower line is, and know how much the external angle difference is, thereby determining the direction of the orientation; the error of the old technology is large, the weather of the weather is hard to see when the weather is black or windy, and the angle difference cannot be accurately calculated when the weather is aimed by naked eyes, and the angle difference is generally 10-20 degrees, so that certain difficulty is brought to directional drilling work.
According to publication number CN202064934U is a MWD external angle difference drill protractor comprising a MWD short, a drill, a light source positioning device and an angle dial; the lower end of the MWD short circuit is fixedly connected with the upper end of the drilling tool, a light source positioning device is fixedly arranged on the MWD short circuit, a vertically downward light source is fixedly arranged on the light source positioning device, an angle scale corresponding to the light source is fixedly arranged on the drilling tool, and an angle scale is arranged on the angle scale. The angle gauge is reasonable and compact in structure and convenient to use, the angle gauge is arranged on the screw rod by arranging the light source vertically downwards on the MWD short circuit, and the degree on the angle gauge can be rapidly and accurately read by the light source, so that the accuracy of the external angle difference is greatly improved. But the device is used before the adjustment light source and angle scale position and is comparatively inconvenient, has brought inconvenience to zero calibration work, and the light source can produce because of various reasons in the measurement process in addition and rock to make the light on the angle scale shake, influence the accuracy of reading and be unfavorable for improving the measurement accuracy.
In view of this, we propose a MWD external angle difference drill protractor.
Disclosure of Invention
In order to overcome the defects, the utility model provides an MWD external angle difference drilling tool protractor.
The technical scheme of the utility model is as follows:
an MWD external angle difference drill protractor, characterized by: the magnetic drill collar comprises a non-magnetic drill collar, wherein the upper end of the non-magnetic drill collar is fixedly connected with an MWD short circuit, the lower end of the non-magnetic drill collar is fixedly connected with a screw, the outer side of the screw is provided with a sliding groove, and an arc-shaped connecting piece is connected in a sliding manner in the sliding groove.
As the preferable technical scheme, the middle part of the arc-shaped connecting piece is connected with a threaded pin through threads, the inner side end of the threaded pin is fixedly connected with a spring gasket, and two screw holes are symmetrically formed in the upper surface of the arc-shaped connecting piece.
As the preferable technical scheme, arc connecting piece upper end is provided with first disc and second disc, first disc and second disc are two screws of fixedly connected with respectively, the screw bottom extends to inside the screw hole.
As the preferable technical scheme, the arc-shaped connecting piece is provided with two sliding connections in the chute, and the included angle of the two arc-shaped connecting pieces is always kept 180 degrees.
As the preferable technical scheme, the MWD short circuit outer ring is fixedly connected with an opening ring, the right end of the opening ring is fixedly connected with a fixing frame, and the right end of the fixing frame is provided with a bolt hole.
As the preferable technical scheme, two spring rods are fixedly connected to the upper side and the lower side of the right end of the fixing frame, a connecting plate is fixedly connected to the right end of each spring rod, a mounting groove is formed in the upper end of each connecting plate, a fixing block is slidably connected to the inside of each mounting groove, a mounting seat is fixedly connected to the right end of each fixing block, and a light source is fixedly connected to the bottom end of each mounting seat.
As the preferable technical scheme, the middle part of the connecting plate is fixedly connected with a limit bolt in a penetrating way, and the left end of the limit bolt extends to the bolt hole.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the positions of the arc-shaped connecting pieces and the bolts on the light source can be conveniently adjusted before use, so that the zero-resetting calibration is carried out, and the measurement work of staff is greatly facilitated;
2. according to the utility model, the light source is pressed all the time in the measuring process by the spring rod on the light source, so that the light source is not affected by the outside to generate shaking, errors caused by reading of staff are reduced, and the accuracy of measuring the external angle difference is greatly improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic elevational view of the overall structure of the present utility model;
FIG. 3 is a side view of the overall structure of the present utility model;
fig. 4 is a schematic structural view of an arc-shaped connector according to the present utility model.
In the figure: 1. a non-magnetic drill collar; 2. MWD short circuit; 3. a screw; 4. a split ring; 5. a chute; 6. an arc-shaped connecting piece; 7. a threaded pin; 8. a spring washer; 9. screw holes; 10. a first disc; 11. a second disc; 12. a screw; 13. a fixing frame; 14. a spring rod; 15. bolt holes; 16. a mounting groove; 17. a fixed block; 18. a limit bolt; 19. a light source; 20. a mounting base; 21. and (5) connecting a plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-4, the present utility model provides a technical solution:
an MWD external angle difference drill protractor, characterized by: the magnetic drill collar comprises a non-magnetic drill collar 1, wherein the upper end of the non-magnetic drill collar 1 is fixedly connected with an MWD short circuit 2, the lower end of the non-magnetic drill collar 1 is fixedly connected with a screw 3, a sliding groove 5 is formed in the outer side of the screw 3, and an arc-shaped connecting piece 6 is connected in the sliding groove 5 in a sliding mode.
It should be added that the arc-shaped connecting piece 6 can slide freely in the chute 5.
As the preference of this embodiment, the middle part of the arc-shaped connecting piece 6 is connected with a threaded pin 7 through a thread, the inner side end of the threaded pin 7 is fixedly connected with a spring washer 8, and two screw holes 9 are symmetrically formed in the upper surface of the arc-shaped connecting piece 6.
As a preferred embodiment, the upper end of the arc-shaped connecting piece 6 is provided with a first disc 10 and a second disc 11, the first disc 10 and the second disc 11 are respectively fixedly connected with two screws 12, and the bottom ends of the screws 12 extend into the screw holes 9.
As a preference in this embodiment, the arcuate connecting piece 6 is provided with two sliding connections in the chute 5, the angle between the two arcuate connecting pieces 6 always remaining 180 °.
It is worth noting that the arcuate connector 6 is secured by tightening the threaded pin 7 to press the spring washer 8 against the surface of the threaded rod 3.
As the preference of this embodiment, the outer lane fixedly connected with split ring 4 of MWD short circuit 2, split ring 4 right-hand member fixedly connected with mount 13, bolt hole 15 has been seted up to the mount 13 right-hand member.
As a preference of this embodiment, two spring rods 14 are fixedly connected to the upper and lower sides of the right end of the fixing frame 13, a connecting plate 21 is fixedly connected to the right end of the spring rods 14, a mounting groove 16 is formed in the upper end of the connecting plate 21, a fixing block 17 is slidably connected to the inside of the mounting groove 16, a mounting seat 20 is fixedly connected to the right end of the fixing block 17, and a light source 19 is fixedly connected to the bottom end of the mounting seat 20.
During specific use, the spring rod 14 is effective to reduce possible jitter of the light source 19.
As a preferable example of this embodiment, a limit bolt 18 is fixedly connected to the middle of the connecting plate 21, and the left end of the limit bolt 18 extends to the bolt hole 15.
When the measuring device for the MWD external angle difference drilling tool is used, the sliding arc-shaped connecting piece 6 and the bolts on the light source 19 can be conveniently adjusted before use, so that the measuring work of workers is greatly facilitated, the spring rod 14 on the light source 19 is always pressed against the light source 19 in the measuring process, the shaking caused by external influence is avoided, errors caused by the reading of the workers are reduced, and the accuracy of measuring the external angle difference is greatly improved.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. An MWD external angle difference drill protractor, characterized by: the magnetic drill collar comprises a non-magnetic drill collar (1), wherein the upper end of the non-magnetic drill collar (1) is fixedly connected with an MWD short circuit (2), the lower end of the non-magnetic drill collar (1) is fixedly connected with a screw (3), a sliding groove (5) is formed in the outer side of the screw (3), and an arc-shaped connecting piece (6) is connected in a sliding mode in the sliding groove (5).
2. The MWD external angle differential drill protractor according to claim 1, wherein: the middle part of the arc-shaped connecting piece (6) is connected with a threaded pin (7) in a penetrating threaded manner, the inner side end of the threaded pin (7) is fixedly connected with a spring gasket (8), and two screw holes (9) are symmetrically formed in the upper surface of the arc-shaped connecting piece (6).
3. The MWD external angle differential drill protractor according to claim 2, wherein: the novel screw bolt is characterized in that a first disc (10) and a second disc (11) are arranged at the upper end of the arc-shaped connecting piece (6), two screws (12) are fixedly connected to the first disc (10) and the second disc (11) respectively, and the bottom ends of the screws (12) extend into the screw holes (9).
4. The MWD external angle differential drill protractor according to claim 1, wherein: the arc-shaped connecting pieces (6) are provided with two sliding connection grooves (5), and the included angle between the two arc-shaped connecting pieces (6) is always kept 180 degrees.
5. The MWD external angle differential drill protractor according to claim 1, wherein: the MWD short circuit (2) outer lane fixedly connected with split ring (4), split ring (4) right-hand member fixedly connected with mount (13), bolt hole (15) have been seted up to mount (13) right-hand member.
6. The MWD external angle differential drill protractor according to claim 5, wherein: the utility model discloses a fixed frame, including mount (13) right-hand member, spring rod (14) of downside fixedly connected with, spring rod (14) right-hand member fixedly connected with connecting plate (21), mounting groove (16) have been seted up to connecting plate (21) upper end, inside sliding connection of mounting groove (16) has fixed block (17), fixed block (17) right-hand member fixedly connected with mount pad (20), mount pad (20) bottom fixedly connected with light source (19).
7. The MWD external angle differential drill protractor according to claim 6, wherein: the middle part of the connecting plate (21) is fixedly connected with a limit bolt (18) in a penetrating mode, and the left end of the limit bolt (18) extends to the bolt hole (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320664573.9U CN219774116U (en) | 2023-03-30 | 2023-03-30 | MWD external angle difference drilling tool protractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320664573.9U CN219774116U (en) | 2023-03-30 | 2023-03-30 | MWD external angle difference drilling tool protractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219774116U true CN219774116U (en) | 2023-09-29 |
Family
ID=88105602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320664573.9U Active CN219774116U (en) | 2023-03-30 | 2023-03-30 | MWD external angle difference drilling tool protractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219774116U (en) |
-
2023
- 2023-03-30 CN CN202320664573.9U patent/CN219774116U/en active Active
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