CN205117220U - High -efficient compact bit structure - Google Patents
High -efficient compact bit structure Download PDFInfo
- Publication number
- CN205117220U CN205117220U CN201520865312.9U CN201520865312U CN205117220U CN 205117220 U CN205117220 U CN 205117220U CN 201520865312 U CN201520865312 U CN 201520865312U CN 205117220 U CN205117220 U CN 205117220U
- Authority
- CN
- China
- Prior art keywords
- drill bit
- composite sheet
- main body
- drill
- guiding hole
- 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- Withdrawn - After Issue
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- Earth Drilling (AREA)
Abstract
The utility model relates to a high -efficient compact bit structure, including drill bit mount pad and drill bit main part, compound piece subassembly is installed to the front end of drill bit main part, and compound piece subassembly includes welded seat and compound piece, compound piece subassembly is many circles inside and outside the terminal surface of drill bit main part forms, and on compound piece subassembly along the circumferencial direction interval arrangement of each circle, the compound piece subassembly of outer lane were in same place circle, the compound piece subassembly of inner circle staggered and lies in the corresponding inside and outside both sides that belong to the circle, and the compound piece subassembly of following inner circle to outer lane wholly is three and organizes arc curve structure, still be equipped with in the drill bit main part around its central symmetrical arrangement's water -guiding hole and drainage slot, drain the slot with water -guiding hole and drill bit main part outer peripheral face intercommunication, the water -guiding hole centers on the central symmetrical arrangement of drill bit main part and is arranged in the encirclement district of arc curve structure's compound piece subassembly respectively, the central axis inclination of the relative drill bit main part of center pin of water -guiding hole sets up, and the scope at its angle of inclination is 12 -25.
Description
Technical field
The utility model relates to technical field of geological exploration, particularly drill bit.
Background technology
Drill bit is equipped with in geological drilling its front end of drilling tool used, in order to improve the hardness of drill bit, adopts diamond compact bit at present more, namely installs diamond compact in the front end of drill bit.In existing diamond compact bit, the structural configuration of diamond compact is reasonable not, cause drill bit to drill through efficiency lower.
Utility model content
The applicant, for the above-mentioned shortcoming of prior art, carries out studying and improving, and provides a kind of high efficiency composition sheet drill bit structure, compares traditional compact bit, substantially increase and drill through efficiency.
In order to solve the problem, the utility model adopts following scheme:
A kind of high efficiency composition sheet drill bit structure, comprise drill-bit installing seat and drill main body, the front end of drill main body is provided with composite sheet assembly, composite sheet assembly comprises welding base and composite sheet, described composite sheet assembly forms inside and outside multi-turn in the end face of drill main body, the composite sheet assembly of each circle is circumferentially arranged at interval, the composite sheet assembly of outmost turns is on the circle of same place, the composite sheet assembly staggering of inner ring is positioned at the inside and outside both sides of corresponding place circle, and the composite sheet component integration from inner ring to outer ring is three groups of arc curve structures; Described drill main body is also provided with the water-guiding hole be arranged symmetrically with around its center and drainage channels, and water-guiding hole is communicated with drill main body outer peripheral face by drainage channels; Water-guiding hole is arranged around the Central Symmetry of drill main body and is laid respectively at and surrounds in district in the composite sheet assembly of arc curve structure, and the inclined of the relative drill main body of central axis of described water-guiding hole is arranged, and the scope at its angle of slope is 12-25 °.
Further improvement as technique scheme:
The side face of described drill main body is with around its center arrangement and outwardly boss, and the side of described boss is inlaid with alloy sheet.
The outer end outlet opening of described drainage channels is between adjacent described boss.
The cutting face, end of described drainage channels laminating composite sheet.
Angular range between the central axis of composite sheet assembly and the tangent line of its place circle is 8-12 °.
Technique effect of the present utility model is:
In the utility model, the end of drill bit is provided with many group composite sheet assemblies, and composite sheet assembly adopts staggered Internal and external cycle to arrange, its connection and reasonable arrangement, and form all standing of bit face, what substantially increase drill bit drills through efficiency; Formed between the composite sheet assembly of three groups of S type structures and curl up shape, it is consistent with the direction of rotation of drill bit that it curls up direction, reduce to drill through resistance, thus raising drills through efficiency further.
Accompanying drawing explanation
Fig. 1 is three-dimensional structure diagram of the present utility model.
Fig. 2 is top view of the present utility model.
Fig. 3 is lateral view of the present utility model.
In figure: 1, drill-bit installing seat; 2, drill main body; 3, composite sheet assembly; 30, welding base; 31, composite sheet; 310, cutting face, end; 4, water-guiding hole; 5, drainage channels; 6, alloy sheet.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further.
As shown in Figure 1, the high efficiency composition sheet drill bit structure of the present embodiment, comprise drill-bit installing seat 1 and drill main body 2, the front end of drill main body 2 is provided with composite sheet assembly 3, composite sheet assembly comprises welding base 30 and composite sheet 31, composite sheet assembly 3 forms inside and outside multi-turn in the end face of drill main body 2, the composite sheet assembly 3 of each circle is circumferentially arranged at interval, the composite sheet assembly 3 of outmost turns is on the circle of same place, the composite sheet assembly 3 of inner ring staggers and is positioned at the inside and outside both sides of corresponding place circle, composite sheet assembly 3 entirety from inner ring to outer ring is in three groups of arc curve structures, drill main body 2 is also provided with the water-guiding hole 4 and drainage channels 5 that are arranged symmetrically with around its center, water-guiding hole 4 is communicated with drill main body 2 outer peripheral face by drainage channels 5, water-guiding hole 4 is arranged around the Central Symmetry of drill main body 2 and is laid respectively at and surrounds in district in the composite sheet assembly 3 of arc curve structure, the inclined of the relative drill main body 2 of central axis of water-guiding hole 4 is arranged, the scope at its angle of slope is 12-25 °, when ensureing bit operation, shaft bottom smooth in water flow, reduce resistance, improve and drill through efficiency.
In the utility model, composite sheet assembly is inside and outside multi-turn and is staggeredly arranged, and during bit, the covering of composite sheet assembly is whole drills through end face, and it is high that it drills through efficiency; Formed between the composite sheet assembly of three groups of S type structures and curl up shape, it is consistent with the direction of rotation of drill bit that it curls up direction, reduce to drill through resistance, thus raising drills through efficiency further.
The side face of drill main body 2 is with around its center arrangement and outwardly boss, and the side of boss is inlaid with alloy sheet 6, and alloy sheet 6, for drill bit protection, prevents drill bit from wearing and tearing in boring procedure, ensures that its bore diameter is constant.
As shown in Figure 2 and Figure 3, the outer end outlet opening of drainage channels 5 is between adjacent boss, and drainage channels 5 is fitted the cutting face, end 310 of composite sheet 31, is easy to discharge the chip after drilling through.
Drill through efficiency for improving further, the angular range between the central axis of composite sheet assembly 3 and the tangent line of its place circle is 8-12 °.
Above illustrated embodiment is better embodiment of the present utility model, only be used for conveniently the utility model being described, not any pro forma restriction is done to the utility model, have in any art and usually know the knowledgeable, if do not depart from the utility model carry in the scope of technical characteristic, utilize the utility model disclose the Equivalent embodiments changed or modify in the done local of technology contents, and do not depart from technical characteristic content of the present utility model, all still belong in the scope of the utility model technical characteristic.
Claims (5)
1. a high efficiency composition sheet drill bit structure, comprise drill-bit installing seat (1) and drill main body (2), the front end of drill main body (2) is provided with composite sheet assembly (3), composite sheet assembly comprises welding base (30) and composite sheet (31), it is characterized in that: described composite sheet assembly (3) forms inside and outside multi-turn in the end face of drill main body (2), the composite sheet assembly (3) of each circle is circumferentially arranged at interval, the composite sheet assembly (3) of outmost turns is on the circle of same place, the composite sheet assembly (3) of inner ring staggers and is positioned at the inside and outside both sides of corresponding place circle, composite sheet assembly (3) entirety from inner ring to outer ring is in three groups of arc curve structures, described drill main body (2) is also provided with the water-guiding hole (4) and drainage channels (5) that are arranged symmetrically with around its center, water-guiding hole (4) is communicated with drill main body (2) outer peripheral face by drainage channels (5), water-guiding hole (4) is arranged around the Central Symmetry of drill main body (2) and lays respectively in the interior encirclement district of the composite sheet assembly (3) of arc curve structure, the inclined of the relative drill main body of central axis (2) of described water-guiding hole (4) is arranged, and the scope at its angle of slope is 12-25 °.
2. according to high efficiency composition sheet drill bit structure according to claim 1, it is characterized in that: the side face of described drill main body (2) is with around its center arrangement and outwardly boss, and the side of described boss is inlaid with alloy sheet (6).
3. according to high efficiency composition sheet drill bit structure according to claim 2, it is characterized in that: the outer end outlet opening of described drainage channels (5) is between adjacent described boss.
4. according to high efficiency composition sheet drill bit structure according to claim 1, it is characterized in that: the cutting face, end (310) of described drainage channels (5) laminating composite sheet (31).
5. according to high efficiency composition sheet drill bit structure according to claim 1, it is characterized in that: the angular range between the central axis of composite sheet assembly (3) and the tangent line of its place circle is 8-12 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520865312.9U CN205117220U (en) | 2015-10-31 | 2015-10-31 | High -efficient compact bit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520865312.9U CN205117220U (en) | 2015-10-31 | 2015-10-31 | High -efficient compact bit structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205117220U true CN205117220U (en) | 2016-03-30 |
Family
ID=55572839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520865312.9U Withdrawn - After Issue CN205117220U (en) | 2015-10-31 | 2015-10-31 | High -efficient compact bit structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205117220U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422011A (en) * | 2015-11-30 | 2016-03-23 | 无锡中地钻探装备有限公司 | Efficient compound piece drill bit structure |
| CN105464598A (en) * | 2015-11-30 | 2016-04-06 | 无锡中地钻探装备有限公司 | Full-section compact bit |
-
2015
- 2015-10-31 CN CN201520865312.9U patent/CN205117220U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422011A (en) * | 2015-11-30 | 2016-03-23 | 无锡中地钻探装备有限公司 | Efficient compound piece drill bit structure |
| CN105464598A (en) * | 2015-11-30 | 2016-04-06 | 无锡中地钻探装备有限公司 | Full-section compact bit |
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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: 20160330 Effective date of abandoning: 20160510 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |