CN201771429U - Spiral drill bit - Google Patents
Spiral drill bit Download PDFInfo
- Publication number
- CN201771429U CN201771429U CN2010205029677U CN201020502967U CN201771429U CN 201771429 U CN201771429 U CN 201771429U CN 2010205029677 U CN2010205029677 U CN 2010205029677U CN 201020502967 U CN201020502967 U CN 201020502967U CN 201771429 U CN201771429 U CN 201771429U
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- Prior art keywords
- spiral plate
- augers
- guide vanes
- rotating plate
- plate
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Abstract
The utility model provides a spiral drill bit which comprises a spindle tube, a connecting head and drill teeth, wherein the wall of the spindle tube is provided with a spiral plate; the spiral plate comprises a guide spiral plate and a main spiral plate; and a cutting knife is arranged on the guide spiral plate. In the utility model, the cutting knife arranged on the guide spiral plate is utilized for cutting and crushing garbage with toughness so as to prevent the garbage from twisting the guide spiral plate, thus reducing the lifting resistance of the main spiral plate in the lifting process, causing rock debris, earth, stone and garbage to be lifted onto the main spiral plate with higher strength, solving the problem of difficult and less lifting of the spiral drill bit in the prior art, greatly improving the working efficiency and reducing the drilling time and cost; and simultaneously, the cutting knife rather than a cutting edge is arranged, thus being convenient to replace the cutter.
Description
Technical field
The utility model relates to a kind of drill bit, more particularly, relates to a kind of augers.
Background technology
Augers has obtained using widely in the drilling well of rubbish body landfill yard as a kind of drilling tool that revolves that improves the drilling well operating efficiency.
Augers of the prior art generally is made up of flange, core tube, main helical blade, lead screw blade.When this augers is applied to the drilling well work of landfill waste, at first be positioned at centre tooth center " slotting " at the bottom of the hole of core tube bottom, form the broken scope of freedom, the follow-up of lead screw blade, form tapered bores, the projection of trajectory at the bottom of the hole that centre tooth forms in this drilling process is one group of concentric circles, the while landwaste, soil, stone and landfill waste etc. oppositely rise along main helical blade, and be full of between the main helical blade, this moment a part of landwaste, soil, the drilled headband of stone and landfill waste portals, a part falls into the hole, for the landwaste that falls into the hole, soil, stone and landfill waste are pulled out with dragging for sand hopper again.But because rubbish toughness is big, and drill bit do not have the cutting and crushing ability to rubbish, thus rubbish easily be wrapped on the lead screw blade of drill bit, thereby cause main helical blade bigger lifting resistance of existence when carrying material of drill bit; In addition, the rubbish that rises with main helical blade easily falls into boring once more, the carrying out of influence boring.So the existence of the augers of prior art is put forward the material difficulty, put forward the few shortcoming of material, inefficiency has increased drilling time and cost.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of augers, and described augers breaking capacity is strong, it is many to carry material, can improve the drilling well operating efficiency greatly, reduces running cost.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of augers is provided, the brill tooth that comprises core tube, is located at the connector at described core tube top and is located at described core tube bottom, described core tube tube wall is provided with the spiral plate that is extended to the top by the bottom, described spiral plate comprises the guide vanes rotating plate that is positioned at the bottom and is positioned at the main spiral plate of guide vanes rotating plate top that described guide vanes rotating plate is provided with bite.
Particularly, described bite is a plurality of, and evenly distributes along the edge of described guide vanes rotating plate.
Further, described main spiral plate outside is provided with a guard shield.
Particularly, described guard shield is fastened by left and right symmetrically arranged two housings and forms.
Further, described guard shield cross section is an arcwall face.
Further, described guide vanes rotating plate cross section is conical, and described main spiral plate cross section is cylindrical.
Further, described main spiral plate is one group, and described guide vanes rotating plate is one group.
Perhaps, described main spiral plate is one group, and described guide vanes rotating plate is two groups that are crisscross arranged.
Perhaps, described main spiral plate is two groups that are crisscross arranged, and described guide vanes rotating plate is one group.
Perhaps, described main spiral plate is two groups that are crisscross arranged, and described guide vanes rotating plate is two groups that are crisscross arranged.
In the utility model, utilize the bite that is provided with on the guide vanes rotating plate will have the rubbish cutting and crushing of toughness, avoid rubbish to twine the guide vanes rotating plate, thereby reduced the lifting resistance that main spiral plate runs into when carrying material, make landwaste, soil, stone and garbage energy be promoted to largely on the main spiral plate, the augers existence that has solved prior art is put forward the material difficulty, is put forward the few problem of material, has improved operating efficiency greatly, has reduced drilling time and cost; Simultaneously, bite is set but not cutting edge herein, also is convenient to the replacing of cutter.
Description of drawings
Fig. 1 is the structural representation of first embodiment in the utility model;
Fig. 2 is the structural representation of second embodiment in the utility model;
Fig. 3 is the structural representation of the 3rd embodiment in the utility model;
Fig. 4 is the structural representation of the 4th embodiment in the utility model.
The specific embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
With reference to Fig. 1, the structural representation of first embodiment that provides for the utility model.Described augers 1 comprises core tube 11, is located at the connector 12 at described core tube 11 tops and the brill tooth 13 of being located at described core tube 11 bottoms, and described core tube 11 tube walls are provided with the spiral plate 14 that is extended to the top by the bottom.Described spiral plate 14 comprises guide vanes rotating plate 141 that is positioned at the bottom and the main spiral plate 142 that is positioned at guide vanes rotating plate 141 tops, and wherein, described guide vanes rotating plate 141 is provided with bite 1411.
In the present embodiment, described bite 1411 is a plurality of, and evenly distributes along the edge of described guide vanes rotating plate 141.Described guide vanes rotating plate 141 cross sections are conical, and promptly guide vanes rotating plate 141 external diameters are upwards increased gradually by the bottom, form a cone angle 1412.Described cone angle 1412 is important indicators of augers 1, and when cone angle 1412 was big, the angle of revolution of guide vanes rotating plate 141 was less, and described bite 1411 can be oppositely arranged less, correspondingly also can reduce the manufacturing cost of augers 1.But, for harder ground, then need use the augers of small-angle 1412, and depress at wammel and to carry out the pressure of the drill.
In the present embodiment, on the guide vanes rotating plate 141 with described taper above-mentioned bite 1411 is set, when augers 1 work, guide vanes rotating plate 141 forms the boring of taper with the brill tooth 13 of described core tube 11 bottoms, the rubbish cutting and crushing that while bite 1411 will have toughness, avoid rubbish to twine guide vanes rotating plate 141, thereby reduced the lifting resistance that main spiral plate 142 runs into when carrying material, make landwaste, soil, stone and garbage energy are promoted on the main spiral plate 142 largely, the augers that has solved prior art exists puies forward the material difficulty, put forward the few problem of material, improve operating efficiency greatly, reduced drilling time and cost; Simultaneously, bite 1411 is set but not cutting edge herein, also is convenient to the replacing of cutter.
In the present embodiment, described main spiral plate 142 outsides are provided with a guard shield 15.Described guard shield 15 is fastened by left and right symmetrically arranged two housings 151 and forms.On connector 12, and the cross section of two housings 151 is arcwall face by screw at the top of described two housings 151, and like this, the space after the guard shield 15 that two arc shape housings 151 fasten the arc that the back forms surrounds main spiral plate 142 is bigger.In the augers drilling process, landwaste, soil, stone and landfill waste oppositely rise along guide vanes rotating plate 141, be full of between the guard shield 15 of main spiral plate 142 and arc, and the going along with sb. to guard him of the guard shield 15 by arc, effectively avoid landwaste, soil, stone and landfill waste to fall into boring, feasible boring can be carried out smoothly, has improved efficient.
In the present embodiment, main spiral plate 142 is one group, and described guide vanes rotating plate 141 is for being one group, and promptly in the present embodiment, described augers 1 is the single spiral shell augers of a single awl.The single spiral shell augers of this single awl generally is applicable to the drilling well work of more stratum of ovum gravel and weathered rock formation.
To sum up, in the present embodiment, the rubbish cutting and crushing that utilizes on the guide vanes rotating plate 141 bite 1411 that is provided with will have toughness, avoid rubbish to twine the guide vanes rotating plate, thereby reduced the lifting resistance that main spiral plate 142 runs into when carrying material, make landwaste, soil, stone and garbage energy be promoted on the main spiral plate 142 largely, bite 1411 is set simultaneously but not cutting edge, also be convenient to the replacing of cutter; Further, on main spiral plate 141, establish a guard shield 15, make the landwaste, soil, stone and the rubbish that promote be full of between the guard shield 15 of main spiral plate 142 and arc, and the going along with sb. to guard him of the guard shield 15 by arc, effectively avoid landwaste, soil, stone and landfill waste to fall into boring, make boring to carry out smoothly, thereby reduced the number of times of going into the well of drill bit, improve efficient, reduced cost.
With reference to Fig. 2, the structural representation of second embodiment that provides for the utility model.In the present embodiment, the main spiral plate 142 of described augers is one group, and described guide vanes rotating plate 141 is two groups that are crisscross arranged, and is bipyramid list spiral shell augers.With reference to Fig. 3, the structural representation of the 3rd embodiment that provides for the utility model.In the present embodiment, the main spiral plate 142 of described augers is two groups that are crisscross arranged, and described guide vanes rotating plate 141 is one group, is the two spiral shell augers of single awl.With reference to Fig. 4, the structural representation of the 4th embodiment that provides for the utility model.In the present embodiment, the main spiral plate 142 of described augers is two groups that are crisscross arranged, and described guide vanes rotating plate 141 is two groups that are crisscross arranged also, is the two spiral shell augers of bipyramid.Above-mentioned second and third, main spiral plate 142 and guide vanes rotating plate 141 structures are identical among the main spiral plate 142 of the augers among four embodiment and guide vanes rotating plate 141 and first embodiment, so locate to repeat no more.
Only need parameter changes such as spacing with the angle of revolution of tapering, guard shield height and diameter, the spiral plate of drill bit, bite promptly applicable to different operating modes in the augers among the above-mentioned first, second, third and the 4th embodiment.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. augers, the brill tooth that comprises core tube, is located at the connector at described core tube top and is located at described core tube bottom, described core tube tube wall is provided with the spiral plate that is extended to the top by the bottom, described spiral plate comprises the guide vanes rotating plate that is positioned at the bottom and is positioned at the main spiral plate of guide vanes rotating plate top that it is characterized in that: described guide vanes rotating plate is provided with bite.
2. a kind of augers as claimed in claim 1 is characterized in that: described bite is a plurality of, and evenly distributes along the edge of described guide vanes rotating plate.
3. a kind of augers as claimed in claim 1 or 2 is characterized in that: described main spiral plate outside is provided with a guard shield.
4. a kind of augers as claimed in claim 3 is characterized in that: described guard shield is fastened by left and right symmetrically arranged two housings and forms.
5. a kind of augers as claimed in claim 3 is characterized in that: described guard shield cross section is an arcwall face.
6. a kind of augers as claimed in claim 1 is characterized in that: described guide vanes rotating plate cross section is for conical, and described main spiral plate cross section is cylindrical.
7. a kind of augers as claimed in claim 1 is characterized in that: described main spiral plate is one group, and described guide vanes rotating plate is one group.
8. a kind of augers as claimed in claim 1 is characterized in that: described main spiral plate is one group, and described guide vanes rotating plate is two groups that are crisscross arranged.
9. a kind of augers as claimed in claim 1 is characterized in that: described main spiral plate is two groups that are crisscross arranged, and described guide vanes rotating plate is one group.
10. a kind of augers as claimed in claim 1 is characterized in that: described main spiral plate is two groups that are crisscross arranged, and described guide vanes rotating plate is two groups that are crisscross arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205029677U CN201771429U (en) | 2010-08-24 | 2010-08-24 | Spiral drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205029677U CN201771429U (en) | 2010-08-24 | 2010-08-24 | Spiral drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201771429U true CN201771429U (en) | 2011-03-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205029677U Expired - Lifetime CN201771429U (en) | 2010-08-24 | 2010-08-24 | Spiral drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201771429U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102409979A (en) * | 2011-09-22 | 2012-04-11 | 张永忠 | Stone-crushing drill bit |
| CN102797254A (en) * | 2012-09-10 | 2012-11-28 | 马春根 | Construction method for bottom-expanded pile casting by long-spiral drilling and compacted half soil sampling |
| CN102979462A (en) * | 2012-12-04 | 2013-03-20 | 李平 | Ladder dislocation cutting spiral chip removing cylindrical drilling tool in end-surface tubular drilling tube |
| CN103939020A (en) * | 2014-04-30 | 2014-07-23 | 中交天津港湾工程研究院有限公司 | Anti-winding deep mixing pile drill bit |
| CN108104723A (en) * | 2018-02-11 | 2018-06-01 | 上海广大基础工程有限公司 | A kind of drilling tool |
| CN109673206A (en) * | 2019-03-08 | 2019-04-26 | 尚振兴 | A kind of pit-picker double helix brill earth boring auger head |
-
2010
- 2010-08-24 CN CN2010205029677U patent/CN201771429U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102409979A (en) * | 2011-09-22 | 2012-04-11 | 张永忠 | Stone-crushing drill bit |
| CN102409979B (en) * | 2011-09-22 | 2013-08-14 | 张永忠 | Stone-crushing drill bit |
| CN102797254A (en) * | 2012-09-10 | 2012-11-28 | 马春根 | Construction method for bottom-expanded pile casting by long-spiral drilling and compacted half soil sampling |
| CN102979462A (en) * | 2012-12-04 | 2013-03-20 | 李平 | Ladder dislocation cutting spiral chip removing cylindrical drilling tool in end-surface tubular drilling tube |
| CN102979462B (en) * | 2012-12-04 | 2014-12-03 | 李平 | Ladder dislocation cutting spiral chip removing cylindrical drilling tool in end-surface tubular drilling tube |
| CN103939020A (en) * | 2014-04-30 | 2014-07-23 | 中交天津港湾工程研究院有限公司 | Anti-winding deep mixing pile drill bit |
| CN103939020B (en) * | 2014-04-30 | 2016-01-06 | 中交天津港湾工程研究院有限公司 | A kind of antiwind drilling bit of deep submerged agitation pile |
| CN108104723A (en) * | 2018-02-11 | 2018-06-01 | 上海广大基础工程有限公司 | A kind of drilling tool |
| CN108104723B (en) * | 2018-02-11 | 2023-11-03 | 上海广大基础工程有限公司 | Drilling tool |
| CN109673206A (en) * | 2019-03-08 | 2019-04-26 | 尚振兴 | A kind of pit-picker double helix brill earth boring auger head |
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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 |
Granted publication date: 20110323 |
|
| CX01 | Expiry of patent term |