CN204343985U - A kind of quick-detachable reaming bit - Google Patents
A kind of quick-detachable reaming bit Download PDFInfo
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- CN204343985U CN204343985U CN201420793585.2U CN201420793585U CN204343985U CN 204343985 U CN204343985 U CN 204343985U CN 201420793585 U CN201420793585 U CN 201420793585U CN 204343985 U CN204343985 U CN 204343985U
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- quick
- flange
- reaming bit
- gear wheel
- detachable
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Abstract
The utility model discloses a kind of quick-detachable reaming bit, comprise connecting axle, the first reinforcing rib, drill main body and drilling fluid pipe, also comprise the flange, connector and the quick-detachable cone palm that arrange below described drill main body, described flange and described cone palm are fixed together by connector, described cone palm be fixedly connected on outside described flange with flange center line be 360 degree uniform; Described cone palm comprises firm banking, gear wheel pawl, gear wheel and carbide button, and described firm banking is linked together by described gear wheel pawl and described gear wheel, is provided with multiple carbide button above described gear wheel; Connecting axle below described flange is fixed with the axis of guide, between described connecting axle and the described axis of guide, is provided with the second reinforcing rib.A kind of quick-detachable reaming bit of the utility model, structure is simple, easy for installation, and interchangeablity is high, is convenient to the maintain and replace of reaming bit, shortens maintenance cycle, reduces costs.
Description
Technical field
The utility model relates to the drilling equipment technical fields such as petroleum gas, mine engineering, building foundation engineering construction, geology, the hydrology, particularly relates to a kind of quick-detachable reaming bit.
Background technology
In drilling well and no-dig technique (HDD) are crept into, particularly in large diameter borehole, often by the restriction of bit diameter, the bullport of beginning is undrillable large especially, and this just needs to carry out second reaming to reach desired bore diameter to bullport.Traditional reaming bit is all be welded on drill bit parent with cone palm sheet, each drill bit parent welds multiple cone palm, this design feature is that monolithic is non-dismountable, when damaging appears in one of them cone palm or multiple cone palm, violence can only cut away inoperable cone palm sheet due to damage originally, or directly throw away whole reaming bit.Therefore cause whole drill bit to be scrapped by slapping individually sheet damage, other the cone palm sheet do not broken down and drill bit body still can use, and so just cause unnecessary waste.Cone palm sheet and reaming bit parent cost intensive, throw away waste resource very, and buying drill bit also can delay the duration again, extends the time of completion of project.
In sum, how to develop a kind of quick-detachable reaming bit, when single cone palm damages, can directly replace with new cone palm, obtain reaming bit after replacing to come into operation at once, substantially increase the efficiency of repair and replacement, realize the recycling of reaming bit body, reduce maintenance cost simultaneously, become those skilled in the art's problem demanding prompt solution.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of quick-detachable reaming bit, object is that solving prior art cone palm is directly welded on drill bit parent, when cone palm is damaged, the cone palm of damage can only be cut away, or directly discarded whole reaming bit buys new drill bit, the problem that maintain and replace Complicated Periodic is long, cost is high again.
For solving the problems of the technologies described above, technical solution adopted in the utility model is:
A kind of quick-detachable reaming bit, comprise connecting axle, the first reinforcing rib, drill main body and drilling fluid pipe, also comprise the flange, connector and the quick-detachable cone palm that arrange below described drill main body, described flange and described cone palm are fixed together by connector, described cone palm be fixedly connected on outside described flange with flange center line be 360 degree uniform; Described cone palm comprises firm banking, gear wheel pawl, gear wheel and carbide button, and described firm banking is linked together by described gear wheel pawl and described gear wheel, is provided with multiple carbide button above described gear wheel.
Further, the connecting axle below described flange is fixed with the axis of guide, between described connecting axle and the described axis of guide, is provided with the second reinforcing rib.
Further, the drill main body week side above described flange is provided with at least two drill main body gauge antifriction alloy bands, and all sides of the described axis of guide are provided with at least two axis of guide gauge antifriction alloy bands.
Further, the lateral surface of described drill main body gauge antifriction alloy band and axis of guide gauge antifriction alloy band and described connecting axle center line line parallel is all inlaid with multiple alloy column.
Further, the firm banking of described cone palm is provided with dowel hole and connector installing hole, and described connector installing hole quantity is at least two.
Further, described connector is screw or pin, and described installing hole is screw hole or pin hole.
Further, be provided with the first reinforcing rib between described connecting axle and described drill main body, the quantity of described first reinforcing rib is at least two.
Further, described drilling fluid pipe is disposed on two cone palm centre positions through flange, and below described drilling fluid pipe, port is positioned at above described gear wheel; The described drilling fluid pipe other end is communicated with connecting axle.
Further, described carbide button adopts high-strength high-ductility hard alloy material.
Due to the utilization of technique scheme, the utility model compared with prior art has following advantages:
A kind of quick-detachable reaming bit disclosed in the utility model, comprise connecting axle, the first reinforcing rib, drill main body and drilling fluid pipe, also comprise the flange, connector and the quick-detachable cone palm that arrange below described drill main body, described flange and described cone palm are fixed together by connector, and described connector is screw or pin.Cone palm sheet is fixed on drill body by the mode that quick-detachable cone palm sheet is bolted, and dismantles more convenient, if in use there is the cone palm sheet of damage to change at the scene at any time, convenient and swift.Be welded and fixed compared with structure with existing, the utility model adopts quick-detachable cone palm, not only shortens maintenance time, and all the other palm sheets do not damaged and bit body can be reused again, have greatly saved the cost of construction party; In addition, reaming bit cost intensive, each unit in charge of construction generally only purchases a small amount of drill bit, when drill bit encounters problems, can only stop work and wait for buying green bit, and the drill bit of quick-detachable cone palm structure, when occurring that cone palm damages, direct taking-up cone palm for subsequent use, the cone palm broken down can be changed easily, efficiently, not need to cut drill body damage location or there being the drill bit entirety of damage discarded, effectively reduce the maintenance cycle of reaming bit, save maintenance cost, substantially increase the progress of drilling construction simultaneously.A kind of quick-detachable reaming bit of the utility model, structure is simple, easy for installation, and interchangeablity is high, is convenient to the maintain and replace of reaming bit, shortens maintenance cycle, reduces costs.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of quick-detachable reaming bit of the utility model;
Fig. 2 is the upward view of a kind of quick-detachable reaming bit of the utility model;
Fig. 3 is the schematic diagram of the utility model cone palm;
In the accompanying drawings: 1, connecting axle; 2, the first reinforcing rib; 3, drilling fluid pipe; 4, drill body gauge antifriction alloy band; 5, connector; 6, cone palm; 6-1, firm banking; 6-2, dowel hole; 6-3, gear wheel pawl; 6-4, gear wheel; 6-5, carbide button; 7, flange; 8, the axis of guide; 9, axis of guide gauge antifriction alloy band; 10, the second reinforcing rib.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further elaborated.
As Figure 1-3, a kind of quick-detachable reaming bit, comprise connecting axle 1, first reinforcing rib 2, drill main body and drilling fluid pipe 3, also comprise the flange 7, connector 5 and the quick-detachable cone palm 6 that arrange below described drill main body, described flange 7 and described cone palm 6 are fixed together by connector 5, described cone palm 6 be fixedly connected on outside described flange 7 with flange 7 center line be 360 degree uniform; Described cone palm 6 comprises firm banking 6-1, gear wheel pawl 6-3, gear wheel 6-4 and carbide button 6-5, and described firm banking 6-1 is linked together by described gear wheel pawl 6-3 and described gear wheel 6-4, is provided with multiple carbide button 6-5 above described gear wheel 6-4.
Connecting axle 1 below described flange 7 is fixed with the axis of guide 8, between described connecting axle 1 and the described axis of guide 8, is provided with the second reinforcing rib 10.
Drill main body week side above described flange 7 is provided with at least two drill main body gauge antifriction alloy bands 4; The described axis of guide 8 weeks sides are provided with at least two axis of guide gauge antifriction alloy bands 9; To improve the abrasion resistance of drill body, extend the application life of reaming bit body.
The lateral surface of described drill main body gauge antifriction alloy band 4 and axis of guide gauge antifriction alloy band 9 and described connecting axle 1 center line line parallel is all inlaid with multiple alloy column.
The firm banking 6-1 of described cone palm 6 is provided with dowel hole 6-2 and connector 5 installing hole, and described connector 5 installing hole quantity is at least two; Described connector 5 is screw or pin, and described installing hole is screw hole or pin hole.Connector 5 adopts conventional standardized element, easy installation and removal, and damage of components is easy to change related accessory.
Be provided with the first reinforcing rib 2 between described connecting axle 1 and described drill main body, the quantity of described first reinforcing rib 2 is at least two.By the setting of reinforcing rib, improve the firmness of drill main body and connecting axle, increase overall shock resistance and the resistance to deformation intensity of drill bit.
Described drilling fluid pipe 3 is disposed on two cone palm 6 centre positions through flange 5, and below described drilling fluid pipe 3, port is positioned at above described gear wheel 6-4; Described drilling fluid pipe 3 other end is communicated with connecting axle 1.Drilling fluid is drilling well " blood ", very important effect is played in drillng operation, so arranging of drilling fluid pipe 3 is essential, drilling fluid can complete the multinomial mission criticals such as suspension, Stress control, rock stratum stability, buoyancy, lubrication and cooling in drilling process.
Described carbide button 6-5 adopts high-strength high-ductility hard alloy material, improves the impact resistance of tooth, reduces tooth breaking rate.
Operating principle of the present utility model:
A kind of quick-detachable reaming bit of the utility model, is applied in drilling well and no-digging drilling field, act as after aperture is expanded to certain diameter and expand step by step, quits work until expand the final bore dia needed to.The utility model reaming bit core is connecting axle 1 and the axis of guide 8, described connecting axle 1 two ends are provided with connection screw thread, connecting axle 1 two ends are connected on the drilling rod of trepan simultaneously, the drilling rod that nose threads connects pulls rotation reaming bit, drilling rod promotes rotary drill rod below, after bullport is got through, aperture does not reach preliminary dimension, the quick-detachable reaming bit reaching preliminary dimension is connected on drilling rod, in the process that drilling rod is pulled back, under gear wheel 6-4 effect on cone palm 6 on reamer, unnecessary hole wall is machined away, raveled under the extruding and centrifugal action of work cone palm 6, formation soil stream or debris flow press to hole wall, elevator is to earth's surface simultaneously, front drawing, rotate reaming in the motion of pusher vertically and creep into work.
Finally it should be noted that above embodiment only in order to the technical solution of the utility model to be described, not limitation ot it; Although with reference to previous embodiment to invention has been detailed description, it will be appreciated by those skilled in the art that it still can be modified to the technical scheme described in foregoing embodiments, or equivalent replacement is carried out to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (9)
1. a quick-detachable reaming bit, comprise connecting axle (1), the first reinforcing rib (2), drill main body and drilling fluid pipe (3), it is characterized in that: also comprise the flange (7), connector (5) and the quick-detachable cone palm (6) that arrange below described drill main body, described flange (7) and described cone palm (6) are fixed together by connector (5), described cone palm (6) be fixedly connected on described flange (7) outside with flange (7) center line be 360 degree uniform; Described cone palm (6) comprises firm banking (6-1), gear wheel pawl (6-3), gear wheel (6-4) and carbide button (6-5), described firm banking (6-1) is linked together by described gear wheel pawl (6-3) and described gear wheel (6-4), and described gear wheel (6-4) top is provided with multiple carbide button (6-5).
2. the quick-detachable reaming bit of one according to claim 1, it is characterized in that: the connecting axle (1) of described flange (7) below is fixed with the axis of guide (8), between described connecting axle (1) and the described axis of guide (8), is provided with the second reinforcing rib (10).
3. the quick-detachable reaming bit of one according to claim 2, it is characterized in that: the drill main body week side of described flange (7) top is provided with at least two drill main body gauge antifriction alloys band (4), and the described axis of guide (8) all sides are provided with at least two axis of guide gauge antifriction alloys band (9).
4. the quick-detachable reaming bit of one according to claim 3, is characterized in that: the lateral surface of described drill main body gauge antifriction alloy band (4) and axis of guide gauge antifriction alloy band (9) and described connecting axle (1) center line line parallel is all inlaid with multiple alloy column.
5. the quick-detachable reaming bit of one according to claim 1, it is characterized in that: the firm banking (6-1) of described cone palm (6) is provided with dowel hole (6-2) and connector (5) installing hole, and described connector (5) is at least two by installing hole quantity.
6. the quick-detachable reaming bit of one according to claim 5, is characterized in that: described connector (5) is screw or pin, and described installing hole is screw hole or pin hole.
7. the quick-detachable reaming bit of one according to claim 1, is characterized in that: be provided with the first reinforcing rib (2) between described connecting axle (1) and described drill main body, and the quantity of described first reinforcing rib (2) is at least two.
8. the quick-detachable reaming bit of one according to claim 1, it is characterized in that: described drilling fluid pipe (3) is disposed on two cone palm (6) centre positions through flange (5), described drilling fluid pipe (3) below port is positioned at described gear wheel (6-4) top; Described drilling fluid pipe (3) other end is communicated with connecting axle (1).
9. the quick-detachable reaming bit of one according to claim 1, is characterized in that: described carbide button (6-5) adopts Hardmetal materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420793585.2U CN204343985U (en) | 2014-12-16 | 2014-12-16 | A kind of quick-detachable reaming bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420793585.2U CN204343985U (en) | 2014-12-16 | 2014-12-16 | A kind of quick-detachable reaming bit |
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| Publication Number | Publication Date |
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| CN204343985U true CN204343985U (en) | 2015-05-20 |
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| CN201420793585.2U Active CN204343985U (en) | 2014-12-16 | 2014-12-16 | A kind of quick-detachable reaming bit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502693A (en) * | 2020-12-10 | 2021-03-16 | 中国科学院武汉岩土力学研究所 | Many cameras rock mass structure drilling rod of making a video recording |
| CN114684715A (en) * | 2022-05-31 | 2022-07-01 | 江苏沛泽机械科技有限公司 | Mining machinery metal drill bit overhead hoist |
-
2014
- 2014-12-16 CN CN201420793585.2U patent/CN204343985U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502693A (en) * | 2020-12-10 | 2021-03-16 | 中国科学院武汉岩土力学研究所 | Many cameras rock mass structure drilling rod of making a video recording |
| CN114684715A (en) * | 2022-05-31 | 2022-07-01 | 江苏沛泽机械科技有限公司 | Mining machinery metal drill bit overhead hoist |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |