CN209569011U - A kind of rotary reducing envelope forming tunneling boring drilling tool - Google Patents
A kind of rotary reducing envelope forming tunneling boring drilling tool Download PDFInfo
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- CN209569011U CN209569011U CN201822043838.5U CN201822043838U CN209569011U CN 209569011 U CN209569011 U CN 209569011U CN 201822043838 U CN201822043838 U CN 201822043838U CN 209569011 U CN209569011 U CN 209569011U
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- cutterhead
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Abstract
A kind of rotary reducing envelope forming tunneling boring drilling tool, it is related to a kind of drilling tool, including drill boom, driving mechanism and cutterhead, it is characterized in that: drill boom includes the mounting base that middle part has cavity, it is radially distributed on mounting base lateral surface to have at least two support arms, support arm is telescopic structure, the outer end lower part of support arm is respectively equipped with the cutterhead connected by driving mechanism, cutterhead includes connection ring and three spoke support arms, the upper end of connection ring is fixedly connected with the extension of gear-box driven gear, it is radially distributed on the periphery of connection ring that there are three spoke support arms, each spoke support arm bottom surface outer edge is equipped with a cutter；Or two or more cutter is installed along spoke arm length direction, and one of cutter is located at spoke support arm bottom surface outer edge；The utility model structure is simple, convenient transportation, and realizes the excavation of different-diameter and variable diameter vertical shaft, driving.
Description
Technical field
The utility model relates to a kind of drilling tools, shape tunneling boring drilling tool more particularly, to a kind of rotary reducing envelope.
Background technique
Well known, in recent years, Urbanization in China is constantly accelerated, and city's synthetic power constantly enhances, foreign exchanges day
The problem of benefit increases, and city vehicle is nowhere parked gets worse；As urban underground space is continuously developed, vertical shaft type is three-dimensionally
The Kucheng that gets off is good solution, can provide maximum parking space in given ground.However people when Construction of Silo
Work driving difficulty is big, and traditional shaft drilling machine is constructed using tunneling boring cutterhead, and cutter head structure is complicated, weight is big, and at high cost, transport is difficult
Degree is very big, takes up a large area, is not suitable for the construction of the confined space in city.
Summary of the invention
In order to overcome the shortcomings in the background art, that the utility model discloses a kind of structures is simple, occupied area is small returns
Rotatable reducing envelope shapes tunneling boring drilling tool.
In order to realize the goal of the invention, the utility model adopts the following technical solution:
A kind of rotary reducing envelope shapes tunneling boring drilling tool, including drill boom, driving mechanism and cutterhead, during drill boom includes
Portion has the mounting base of cavity, and radially distributed on mounting base lateral surface to have at least two support arms, support arm be flexible
Formula structure, including fixed section and telescopic segment, fixed section outer end are connected with mounting base, and electric pushrod or liquid are fixed in fixed section
The telescopic end of cylinder pressure, electric pushrod or hydraulic cylinder is connect with the telescopic segment one end of sliding sleeve in fixed section, and telescopic segment is another
End lower part is respectively equipped with the cutterhead connected by driving mechanism, and driving mechanism includes outer case and installs in the outer case
Driving motor and gear-box, the output shaft of driving motor and the driving gear of gear-box connect, and gear-box driven gear lower part is stretched
Out outside outer case, and this extension is connect with cutterhead, and cutterhead includes connection ring and three spoke support arms, the upper end of connection ring and tooth
The extension of roller box driven gear is fixedly connected, and radially distributed on the periphery of connection ring there are three spoke support arms, often
A spoke support arm bottom surface outer edge is equipped with a cutter；Or two or more knife is installed along spoke arm length direction
Tool, and one of cutter is located at spoke support arm bottom surface outer edge.
The rotary reducing envelope shapes tunneling boring drilling tool, and the diameter of cutterhead is less than or equal to the half of cutting section
Diameter.
The rotary reducing envelope shapes tunneling boring drilling tool, and the positions and dimensions of multiple cutterheads meet vertical shaft cutting
The all standing of section is tunneled.
The rotary reducing envelope shapes tunneling boring drilling tool, is equipped in the cavity of mounting base and drives drill boom rotation
Driving device.
By adopting the above-described technical solution, the utility model has the following beneficial effects:
Rotary reducing envelope described in the utility model shapes tunneling boring drilling tool, and structure is simple, convenient transportation, occupies
Site area is small, does not need big lifting appliance, is conducive to the construction of city narrow space；Cut direction can pass through driving mechanism
Adjustment, track knife spacing be no longer it is fixed, big broken net can be formed with a small amount of cutter, and be not likely to produce mud drum rolling
Knife, tool motion can constantly change the direction of motion in the process, without certain cutting blade, therefore be not easy to adhere to adhesive, adhere in time
Also it can constantly scrape；Cutter running track does not coincide, and repetition percentage of damage is low, is not likely to produce powdery rock slag, causes high viscosity
Mud, while the adjustable change of the speed ratio of driving device and driving mechanism, while suitable for different geological conditions, and are realized
The excavation of different-diameter and variable diameter vertical shaft, driving.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is the structural schematic diagram of the utility model driving device；
Fig. 4 is the structural schematic diagram that the utility model cutter diameter is less than cutting section radius；
In figure: 1, driving device；2, drill boom；3, driving mechanism；4, cutterhead；5, cutter；6, fixed section；7, telescopic segment；8,
Mounting base；9, connection ring；10, spoke support arm；11, outer case；12, driven gear；13, extension；14, driving gear；15, it drives
Dynamic motor.
Specific embodiment
By the following examples can detailed explanation the utility model, open the purpose of this utility model is intended to protect
All technological improvements in the scope of the utility model.
The rotary reducing envelope in conjunction with described in attached drawing 1-4 shapes tunneling boring drilling tool, including drill boom 2,3 and of driving mechanism
Cutterhead 4, drill boom 2 include the mounting base 8 that middle part has cavity, and 8 two sides of mounting base are symmetrically installed with support arm, and two support arms are
Telescopic structure, including fixed section 6 and telescopic segment 7,
6 outer end of fixed section is connected with mounting base 8, is fixed with electric pushrod or hydraulic cylinder in fixed section 6, electric pushrod or
The telescopic end of hydraulic cylinder is connect with 7 one end of telescopic segment of sliding sleeve in fixed section 6, and 7 other end lower part of telescopic segment is set respectively
There is the cutterhead 4 connected by driving mechanism 3, driving mechanism 3 includes outer case 11 and the driving being mounted in outer case 11 electricity
Machine 15 and gear-box, the output shaft of driving motor 15 and the driving gear 14 of gear-box connect, 12 lower part of gear-box driven gear
It stretches out outside outer case 11, the extension 13 stretched out outside outer case 11 is connect with cutterhead 4, and cutterhead 4 includes connection ring 9 and three spokes
Support arm 10, the upper end of connection ring 9 is fixedly connected with the extension 13 of gear-box driven gear 12, on the periphery of connection ring 9
Radially distributed there are three spoke support arms 10, are equipped with a cutter 5 in each 10 bottom surface outer edge of spoke support arm；Or edge
10 length direction of spoke support arm is equipped with two or more cutter 5, and one of cutter 5 is located at outside 10 bottom surface of spoke support arm
At edge.
The rotary reducing envelope shapes tunneling boring drilling tool, and the diameter of cutterhead 4 is less than or equal to the half of cutting section
Diameter.
The rotary reducing envelope shapes tunneling boring drilling tool, is equipped in the cavity of mounting base 8 and drill boom 2 is driven to rotate
Driving device 1.
Implement rotary reducing envelope forming tunneling boring drilling tool described in the utility model, when in use, driving device 1
It drives drill boom 2 to rotate, is stretched out by electric pushrod in 2 fixed section 6 of drill boom or Hydraulic Cylinder telescopic end 7, make the length of drill boom 2
It spends elongated, increases cutting area while drill boom 2 rotates, the diameter of cutterhead 4 is less than or equal to the radius of cutting section, can
It realizes small-power, light-weight design, is separately installed at least one cutter 5 in 10 lower part of spoke support arm of cutterhead 4, installs one
When cutter 5, this cutter 5 is mounted on each 10 bottom surface outer edge of spoke support arm；When installing much knives tool 5, wherein one cutter 5
It is mounted on each 10 bottom surface outer edge of spoke support arm, the mountable any part in 10 lower part of spoke support arm of remaining cutter 5 leads to
Mechanism of overdriving 3 realizes full advance construction with cutter 5；The utility model applies also for opening various variable diameter pit shafts
It digs, by the variation of mineshaft diameter, the excavation of the flexible realization variable diameter pit shaft of drill boom 2；The drilling tool of the utility model is mounted on pick
Into in the rack of machine, driving device 1 is provided the energy by the control system of shaft excavation machine and is carried out automatically controlling.
The non-detailed portion of the utility model is the prior art.
The embodiment selected herein to disclose the goal of the invention of the utility model, is presently considered to be suitable,
However, it should be understood that the utility model is intended to include the institute for the embodiment that all belong within the scope of this design and utility model
It changes and improves.
Claims (4)
1. a kind of rotary reducing envelope shapes tunneling boring drilling tool, including drill boom, driving mechanism and cutterhead, it is characterized in that: boring
Arm includes the mounting base that middle part has cavity, radially distributed on mounting base lateral surface to have at least two support arms, support arm
It is telescopic structure, including fixed section and telescopic segment, fixed section outer end is connected with mounting base, is fixed in fixed section electronic
The telescopic end of push rod or hydraulic cylinder, electric pushrod or hydraulic cylinder is connect with the telescopic segment one end of sliding sleeve in fixed section, is stretched
Contracting section other end lower part is respectively equipped with the cutterhead connected by driving mechanism, and driving mechanism includes outer case and is mounted on outer
The intracorporal driving motor of case and gear-box, the output shaft of driving motor and the driving gear of gear-box connect, gear-box driven tooth
It takes turns lower part to stretch out outside outer case, and this extension is connect with cutterhead, and cutterhead includes connection ring and three spoke support arms, connection ring
Upper end is fixedly connected with the extension of gear-box driven gear, and radially distributed on the periphery of connection ring there are three spokes
Support arm, each spoke support arm bottom surface outer edge are equipped with a cutter；Or along spoke arm length direction installation there are two and
To fix a cutting tool, and one of cutter is located at spoke support arm bottom surface outer edge.
2. rotary reducing envelope according to claim 1 shapes tunneling boring drilling tool, it is characterized in that: the diameter of cutterhead is small
In the radius for being equal to cutting section.
3. rotary reducing envelope according to claim 1 shapes tunneling boring drilling tool, it is characterized in that: the position of multiple cutterheads
Set all standing driving for meeting vertical shaft cutting section with size.
4. rotary reducing envelope according to claim 1 shapes tunneling boring drilling tool, it is characterized in that: the cavity of mounting base
It is interior to be equipped with the driving device for driving drill boom rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822043838.5U CN209569011U (en) | 2018-12-06 | 2018-12-06 | A kind of rotary reducing envelope forming tunneling boring drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822043838.5U CN209569011U (en) | 2018-12-06 | 2018-12-06 | A kind of rotary reducing envelope forming tunneling boring drilling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209569011U true CN209569011U (en) | 2019-11-01 |
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ID=68330187
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822043838.5U Active CN209569011U (en) | 2018-12-06 | 2018-12-06 | A kind of rotary reducing envelope forming tunneling boring drilling tool |
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| Country | Link |
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| CN (1) | CN209569011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538212A (en) * | 2018-12-06 | 2019-03-29 | 中建地下空间有限公司 | A kind of rotary reducing envelope forming tunneling boring drilling tool |
-
2018
- 2018-12-06 CN CN201822043838.5U patent/CN209569011U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538212A (en) * | 2018-12-06 | 2019-03-29 | 中建地下空间有限公司 | A kind of rotary reducing envelope forming tunneling boring drilling tool |
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