CN212867424U - Stable eccentric drill - Google Patents
Stable eccentric drill Download PDFInfo
- Publication number
- CN212867424U CN212867424U CN202021265453.4U CN202021265453U CN212867424U CN 212867424 U CN212867424 U CN 212867424U CN 202021265453 U CN202021265453 U CN 202021265453U CN 212867424 U CN212867424 U CN 212867424U
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- Prior art keywords
- eccentric
- drill bit
- bit main
- eccentric drill
- spacing
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- 239000003381 stabilizer Substances 0.000 claims abstract description 38
- 241001074085 Scophthalmus aquosus Species 0.000 claims abstract description 10
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 230000006641 stabilisation Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 238000005553 drilling Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model belongs to the technical field of eccentric brill, especially, be a stable form eccentric brill, including stabilizer bar ware, eccentric cover and eccentric drill bit main part, the stabilizer bar ware eccentric cover with eccentric drill bit main part is vertical arranging from top to bottom, the inside of stabilizer bar ware be equipped with eccentric drill bit main part one end assorted draw-in groove, the stabilizer bar ware with on the inner wall of eccentric cover respectively integrated into one piece have spacing and No. two spacing, through the slip joint operation of spacing, No. two spacing in spacing inslot, the location effect after the cooperation inserted bar interpolation slot, all have better connection positioning effect to between eccentric drill bit main part and spacing, No. two spacing, utilize the block effect of the lug that upper and lower both sides were equipped with in corresponding the recess, regard eccentric cover as intermediate medium, to eccentric drill bit main part, The eccentric sleeve and the rod stabilizer play a further role in connection stabilization.
Description
Technical Field
The utility model belongs to the technical field of eccentric brill, concretely relates to stable form eccentric brill.
Background
When the pipe following drilling construction is carried out on a complex stratum, the selected drilling parameters are based on the principle of low rotating speed, low feeding pressure and high upward return wind speed, the drilling speed is controlled according to the factors of the hardness, the loosening degree, the water content and the like of rocks in the stratum to be drilled in the construction operation process, when the drill encounters the stratum which is particularly loosened or has larger cracks, the feeding speed and the feeding pressure are particularly reduced, slag discharging and hole cleaning are repeatedly carried out, wherein the applied eccentric drill, namely the eccentric drill bit, is a drill bit with the center deviating from the axial lead and is a steel body or a matrix body around the axial lead of the drill bit in asymmetric distribution, when the drill bit rotates, lateral force (centrifugal force) is generated to cut the hole wall to enlarge the hole diameter, the eccentric drill bit is used for deepening the casing pipe descending depth or enlarging the hole section which is easy to reduce the diameter, and the connection among all components is not good in the use process of the existing eccentric drill bit, the stability when easily leading to using produces the problem, poor stability, and ann tears the inconvenience open, to a certain extent, has reduced the high-efficient usability to eccentric brill.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned problem that exists among the prior art, the utility model provides a stable form eccentric drill has the characteristics that application stability is better and be convenient for ann tear open the use open.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an eccentric brill of stable form, includes stabilizer bar ware, eccentric cover and eccentric drill bit main part, the stabilizer bar ware eccentric cover with eccentric drill bit main part is vertical arranging from top to bottom, the inside of stabilizer bar ware be equipped with eccentric drill bit main part one end assorted draw-in groove, the stabilizer bar ware with integrated into one piece has spacing and No. two spacing respectively on the inner wall of eccentric cover, be close to in the eccentric drill bit main part spacing, No. two spacing position departments have seted up the spacing groove, integrated into one piece has the inserted bar on the interior roof of draw-in groove, in the eccentric drill bit main part with the slot has been seted up to the corresponding position department of inserted bar, the equal butt fusion of upper and lower side wall of eccentric cover is fixed with the lug, the stabilizer bar ware with through fastener fixed connection between the eccentric drill bit main part.
As the utility model discloses an optimum technical scheme is bored to stable form off-centre, off-centre drill bit main part with seted up respectively in the stabilizer bar ware with fastener assorted wears the groove and revolves the groove, just the fastener is the fastening screw component.
As the utility model discloses an optimal technical scheme is bored to stable form off-centre, the size of inserted bar with size phase-match in the slot, the inserted bar is provided with two altogether and is the symmetric distribution.
As the utility model discloses an optimal technical scheme is bored to stable form off-centre, a spacing with No. two spacing all are provided with four, and cross sectional shape between them is the same.
As the utility model discloses an optimal technical scheme is bored to stable form eccentric, the stabilizer with all seted up in the eccentric drill bit main part with the recess of lug looks adaptation.
As the utility model discloses an optimal technical scheme is bored to stable form off-centre, be close to on the stabilizer bar ware outer wall the circular slot has been seted up to the position department of fastener.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses when using, through spacing, No. two spacing in the operation of the slip joint of spacing inslot, the location effect behind the slot is advanced in the interpolation of cooperation inserted bar, to eccentric drill bit main part and spacing, all there is better connection positioning effect between spacing for two, utilize the eccentric sheathes in, the lug block effect in corresponding the recess that both sides were equipped with down, with the medium in the middle of the eccentric sheathes conduct, to eccentric drill bit main part, the eccentric sheathes, the stabilizer has played further connection stabilizing action, firm strong, application stability is better, cross-under fastening operation through two fasteners, when making the brill body keep splendid steadiness, the operation of tearing apart in the later stage of also being convenient for, make the process of boring normally orderly go on, the high-efficient stable use operation of eccentric brill has been guaranteed.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic structural view of the eccentric drill bit body according to the present invention;
fig. 4 is a schematic view of the structure at a-a in fig. 1.
In the figure: 1. a rod stabilizer; 2. an eccentric sleeve; 3. an eccentric bit body; 4. a first limit strip; 5. a second limit strip; 6. a limiting groove; 7. a card slot; 8. a bump; 9. a groove; 10. a slot; 11. inserting a rod; 12. a circular groove; 13. a fastener.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-4, the present invention provides the following technical solutions: a stable eccentric drill comprises a rod stabilizer 1, an eccentric sleeve 2 and an eccentric drill bit main body 3, wherein the rod stabilizer 1, the eccentric sleeve 2 and the eccentric drill bit main body 3 are vertically arranged from top to bottom, a clamping groove 7 matched with one end of the eccentric drill bit main body 3 is arranged inside the rod stabilizer 1, a first limiting strip 4 and a second limiting strip 5 are respectively and integrally formed on the inner walls of the rod stabilizer 1 and the eccentric sleeve 2, a limiting groove 6 is formed at a position, close to the first limiting strip 4 and the second limiting strip 5, in the eccentric drill bit main body 3, an inserting rod 11 is integrally formed on the inner top wall of the clamping groove 7, a slot 10 is formed at a position, corresponding to the inserting rod 11, in the eccentric drill bit main body 3, lugs 8 are fixedly welded on the upper side wall surface and the lower side wall surface of the eccentric sleeve 2, the rod stabilizer 1 is fixedly connected with the eccentric drill bit main body 3 through a fastener 13, in the embodiment, corresponding connecting components and application components are utilized, the drilling process is normally and orderly carried out, and the efficient and stable use and operation of the eccentric drill are ensured.
Specifically, set up respectively in eccentric drill bit main part 3 and the stabilizer 1 with fastener 13 assorted wear groove and revolve the groove, and fastener 13 is the fastening screw component, in this embodiment, fastener 13 connects the fastening effect soon, makes to possess better connection steadiness between stabilizer 1, the eccentric drill bit main part 3.
Specifically, the size phase-match in the size of inserted bar 11 and the slot 10, inserted bar 11 are provided with two altogether and are the symmetric distribution, and in this embodiment, inserted bar 11 pegs graft and carries out the slot 10 that corresponds, has played certain assistance-localization real-time effect to the connection of steady pole ware 1, eccentric cover 2, 3 three of eccentric drill bit main part.
Specifically, No. 4 spacing strips and No. two spacing strips 5 all are provided with four, and cross sectional shape between them is the same, and in this embodiment, the joint effect of a spacing strip 4 and No. two spacing strips 5 in spacing groove 6 has played better spacing effect on the one hand, and on the other hand has increased the connection contact surface, makes the connectivity more stable.
Concrete, all set up the recess 9 with 8 looks adaptations of lug on stabilizer 1 and the eccentric drill bit main part 3, in this embodiment, lug 8 is equipped with two in the equal symmetry of the upper and lower side wall of eccentric cover 2, during the card advances corresponding recess 9 for stabilizer 1, eccentric cover 2, eccentric drill bit main part 3 three possess better connection firm nature.
Specifically, circular slot 12 has been seted up to the position department that is close to fastener 13 on the outer wall of stabilizer 1, and in this embodiment, circular slot 12 is the counter bore structure, can take in circular slot 12 with the nut part on the fastener 13 to follow-up operation safe and orderly's is gone on has been ensured.
The utility model discloses a theory of operation and use flow: the utility model discloses in the in-process that uses, need to stabilizer 1, eccentric cover 2 and eccentric drill bit main part 3 when assembling, can advance eccentric cover 2's part from eccentric drill bit main part 3's one end cover earlier, wherein No. two spacing strips 5 that are equipped with on the 2 inner walls of eccentric cover aim at spacing groove 6 on the eccentric drill bit main part 3 and accurately slide into, then insert the one end of eccentric drill bit main part 3 in the draw-in groove 7 that is equipped with in stabilizer 1, wherein a spacing strip 4 and inserted bar 11 that exist on the draw-in groove 7 inside wall face block respectively in spacing groove 6 and the slot 10 that are equipped with on stabilizer 1, and eccentric cover 2 is in the position between stabilizer 1, eccentric drill bit main part 3, and on eccentric cover 2, lug 8 that the downside is equipped with blocks respectively into stabilizer 1, in the recess 9 that is equipped with on the eccentric drill bit main part 3, make stabilizer 1, eccentric cover 2, Eccentric drill bit main part 3 three possesses better connection firm nature, then utilizes the effect of connecing soon of fastener 13, fixes between stabilizer 1, eccentric drill bit main part 3 to the completion is connected stabilizer 1, eccentric cover 2, 3 three's of eccentric drill bit main part firm, makes the brill move the normal orderly the going on of process, has guaranteed to bore high-efficient stable operation to eccentric.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an eccentric brill of stable form, includes steady pole ware (1), eccentric cover (2) and eccentric drill bit main part (3), its characterized in that: the rod stabilizer (1), the eccentric sleeve (2) and the eccentric drill bit main body (3) are vertically arranged from top to bottom, a clamping groove (7) matched with one end of the eccentric drill bit main body (3) is formed in the rod stabilizer (1), a first limiting strip (4) and a second limiting strip (5) are respectively and integrally formed on the inner walls of the rod stabilizer (1) and the eccentric sleeve (2), a limiting groove (6) is formed in the position, close to the first limiting strip (4) and the second limiting strip (5), of the eccentric drill bit main body (3), an inserting rod (11) is integrally formed on the inner top wall of the clamping groove (7), a slot (10) is formed in the position, corresponding to the inserting rod (11), of the eccentric drill bit main body (3), and convex blocks (8) are fixedly welded on the upper side wall surface and the lower side wall surface of the eccentric sleeve (2), the rod stabilizer (1) is fixedly connected with the eccentric drill bit main body (3) through a fastener (13).
2. A stabilized eccentric drill according to claim 1, wherein: the eccentric drill bit main body (3) and the rod stabilizing device (1) are respectively provided with a through groove and a rotary groove which are matched with the fastening piece (13), and the fastening piece (13) is a fastening screw component.
3. A stabilized eccentric drill according to claim 1, wherein: the size of inserted bar (11) with size phase-match in slot (10), inserted bar (11) are provided with two altogether and are the symmetric distribution.
4. A stabilized eccentric drill according to claim 1, wherein: the first limiting strip (4) and the second limiting strip (5) are four in number, and the cross sections of the first limiting strip and the second limiting strip are the same in shape.
5. A stabilized eccentric drill according to claim 1, wherein: the rod stabilizer (1) and the eccentric drill bit main body (3) are both provided with grooves (9) matched with the convex blocks (8).
6. A stabilized eccentric drill according to claim 1, wherein: and a circular groove (12) is formed in the outer wall of the rod stabilizing device (1) at a position close to the fastening piece (13).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021265453.4U CN212867424U (en) | 2020-07-02 | 2020-07-02 | Stable eccentric drill |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021265453.4U CN212867424U (en) | 2020-07-02 | 2020-07-02 | Stable eccentric drill |
Publications (1)
Publication Number | Publication Date |
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CN212867424U true CN212867424U (en) | 2021-04-02 |
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Family Applications (1)
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CN202021265453.4U Active CN212867424U (en) | 2020-07-02 | 2020-07-02 | Stable eccentric drill |
Country Status (1)
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CN (1) | CN212867424U (en) |
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2020
- 2020-07-02 CN CN202021265453.4U patent/CN212867424U/en active Active
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20231225 Address after: No. 112 Yueling Street, Ganjingzi District, Dalian City, Liaoning Province, 116037, 5th Floor, Unit 2, No. 3 Patentee after: Zhongxinhe Ecological Environment Technology (Dalian) Group Co.,Ltd. Address before: 213000 No.3 Fuchunjiang Road, Xixiashu Town, Xinbei District, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU JIERSHUN TOOLS CO.,LTD. |
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TR01 | Transfer of patent right |