CN208486880U - A kind of sectional type weak soil layering cutterhead - Google Patents
A kind of sectional type weak soil layering cutterhead Download PDFInfo
- Publication number
- CN208486880U CN208486880U CN201821041564.XU CN201821041564U CN208486880U CN 208486880 U CN208486880 U CN 208486880U CN 201821041564 U CN201821041564 U CN 201821041564U CN 208486880 U CN208486880 U CN 208486880U
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- CN
- China
- Prior art keywords
- cutterhead
- center
- girder
- sectional type
- large circle
- 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- Withdrawn - After Issue
Links
- 239000002689 soil Substances 0.000 title claims abstract description 19
- 241000251468 Actinopterygii Species 0.000 claims abstract description 5
- 241000209094 Oryza Species 0.000 claims description 16
- 235000007164 Oryza sativa Nutrition 0.000 claims description 16
- 235000009566 rice Nutrition 0.000 claims description 16
- 238000010276 construction Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000005641 tunneling Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a kind of sectional type weak soils to be layered cutterhead, solves the problems, such as that not easy to assemble, mobile inconvenience, safety coefficient are low in shield cutter hole in the prior art.The utility model is a kind of sectional type weak soil layering cutterhead, including cutterhead large circle, center cutterhead and cutterhead girder, the center of center cutterhead are overlapped with the center of cutterhead large circle, and cutterhead large circle is connected by cutterhead girder with center cutterhead；Center cutterhead is equipped with center fish tail knife, and cutterhead girder is equipped with several tearing cutters, several cutters and several edge doctors, and the excircle of cutterhead large circle is equipped with several groups gauge knife, is equipped with spout on center cutterhead and cutterhead girder.Dismantling has construction area few in the utility model shield hole, small on surrounding enviroment influence, and securely and reliably, strong operability improves cutterhead and disassembles efficiency.
Description
Technical field
The utility model relates to shield technique fields, particularly relate to a kind of sectional type weak soil layering cutterhead.
Background technique
Since the 21th century, with the development of economy, many big cities accelerate the paces of subway construction, and the country occurs
Large quantities of producers for manufacturing shield machines, the competition in shield market is more fierce, the quality of production of shield machine and production week
Phase will become in our occupying powers and the powerful mean of international market；Simultaneously with the continuous development of subway construction, shield-tunneling construction
Difficulty is also constantly increasing, and various requirement is proposed to shield design especially cutterhead design, when shield connects in shield-tunneling construction
When receiving end does not have condition of acceptance, needs to carry out cutter head of shield machine to disassemble in hole, increases the design difficulty of shield and cutterhead,
Existing cutterhead is not easy to assemble, and recycling rate of waterused is not high, not easily shifted.
Utility model content
For the deficiency in above-mentioned background technique, the utility model proposes a kind of sectional type weak soils to be layered cutterhead, solves
Shield cutter is not easy to assemble in the prior art, movement is inconvenient, ineffective problem.
The technical solution of the utility model is achieved in that a kind of sectional type weak soil layering cutterhead, including cutterhead great circle
The center of ring, center cutterhead and cutterhead girder, center cutterhead is overlapped with the center of cutterhead large circle, and cutterhead large circle passes through cutterhead
Girder is connected with center cutterhead；Center cutterhead is equipped with center fish tail knife, and cutterhead girder is equipped with several tearing cutters, several
The excircle of a cutter and several edge doctors, cutterhead large circle is equipped with several groups gauge knife, center cutterhead and cutterhead girder
On be equipped with spout.
The cutterhead large circle includes cutterhead outer toroid and cutterhead interior annular, and cutterhead interior annular and cutterhead outer toroid match
It closes；The cutterhead interior annular is mainly made of six pieces of end to end arc blocks.
Two connected arc blocks are bolted, and arc block is fixedly connected with cutterhead outer toroid, arc block with
It is equipped between cutterhead outer toroid and tenses block.
The center cutterhead is rice font disk, one end of cutterhead girder and rice font disk be bolted, the other end with
Arc block is connected, and is uniformly provided with tearing cutter and cutter on rice font disk.
The outer end of the rice font disk is equipped with first flange disk, and the lower end of cutterhead girder is equipped with second flange disk, and second
Ring flange is corresponding with first flange disk and is bolted, and rice font disk is equipped with annular stiffening plate.
The two sides of cutterhead girder are arranged in the tearing cutter, and cutter is located in cutterhead girder medial axis, and edge doctor is located at
The outer end of cutterhead girder.
The periphery of the cutterhead large circle is equipped with wearing layer.
The wearing layer is the wear rib group being circumferentially arranged, and a wear rib group includes that several are disposed in parallel wear-resisting
Item.
The wearing layer is the wear rib of grid setting.
The sectional type weak soil cutterhead design of the utility model, for being dismantled when tunneling and completing to cutterhead；Cutterhead is big
Annulus is divided into two layers, is connected using bolt and pin shaft, and when cutterhead dismantling, cutterhead outer toroid is stayed in hole, cutterhead interior annular with
Six pieces of cutterhead body point is removed；The safety of operator when cutterhead dismantling can be improved using such method of partition.This reality
Have construction area few with dismantling in novel shield hole, small on surrounding enviroment influence, securely and reliably, strong operability improves knife
Disk disassembles efficiency.
Detailed description of the invention
It, below will be to attached drawing needed in embodiment description in order to illustrate more clearly of the utility model embodiment
It is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is A direction view in Fig. 1.
Fig. 3 is B direction view in Fig. 1.
Fig. 4 is partial enlarged view at C in Fig. 1.
Fig. 5 is E direction view in Fig. 1.
Fig. 6 is F direction view in Fig. 1.
Fig. 7 is M direction view in Fig. 1.
Fig. 8 is partial enlarged view at Q in Fig. 1.
Fig. 9 is wear-resisting schematic diagram of a layer structure in embodiment 1.
Figure 10 is wear-resisting schematic diagram of a layer structure in embodiment 2.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are under that premise of not paying creative labor
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in figs 1-9, embodiment 1, a kind of sectional type weak soil layering cutterhead, including cutterhead large circle 1, center cutterhead 2
Be overlapped with the center of cutterhead girder 3, center cutterhead 2 with the center of cutterhead large circle 1, cutterhead large circle 1 by cutterhead girder 3 with
Center cutterhead 2 is connected；Cutterhead girder plays support cutterhead large circle and plays a supporting role for cutter.It is set on center cutterhead 2
Have a center fish tail knife 4, center fish tail knife is located at the center of center cutterhead, cutterhead girder 3 be equipped with several tearing cutters 5,
Several cutters 6 and several edge doctors 7, tearing cutter 5 are located on center line, and cutter 6 is located at the two sides of tearing cutter, tearing cutter with
Cutter is for cutting face, and edge doctor 7 is located at the outer end of girder, for cutting the excircle of face.Cutterhead large circle 1
Excircle is equipped with six groups of gauge knives 8.Six groups of gauge knives are connect with cutterhead interior annular, can be convenient disassembly, for guaranteeing shield
In tunneling process, the digging diameter of cutterhead.Spout 14 is equipped on center cutterhead 2 and cutterhead girder 3, spout quantity is according to feelings
Condition design.The periphery of the cutterhead large circle 1 is equipped with wearing layer 13, and the wearing layer 13 is the wear rib of grid setting,
Increase its wear-resisting property.
Further, the cutterhead large circle 1 includes cutterhead outer toroid 101 and cutterhead interior annular 102, cutterhead interior annular 102
It is matched with cutterhead outer toroid 101；Cutterhead outer toroid and cutterhead interior annular can be bolted or weld.The cutterhead inner circle
Ring 102 is mainly made of six pieces of end to end arc blocks, and six pieces of end to end arc block compositions are circular.Connected two
The arc block is bolted, and improves its intensity, easy to disassemble, and arc block and cutterhead outer toroid 101 are welded to connect, arc
It is equipped with tension block 9 between block and cutterhead outer toroid 101, tenses block ectonexine and welds tension, and it is smaller convenient for drawing to tense block
The unloading of tight block, while in tunneling process, it tenses block welding and is fixed on cutterhead inner and outer ring, guarantee the strong of cutterhead outer toroid
Degree.
Further, the center cutterhead 2 is rice font disk, one end of cutterhead girder 3 and rice font disk be bolted,
The other end and arc block are welded to connect, and are uniformly provided with multiple groups tearing cutter 5 and cutter 6 on rice font disk, cutter 6 is located at tearing cutter 5
Two sides.The outer end of the rice font disk is equipped with first flange disk 10, and the lower end of cutterhead girder 3 is equipped with second flange disk 11,
Second flange disk 11 is corresponding with first flange disk 10 and is bolted, easy to disassemble, and rice font disk is equipped with annular and adds
Strong plate 12, increases the intensity of rice font disk.
As shown in Figure 10, embodiment 2, a kind of sectional type weak soil layering cutterhead, the tearing cutter 5 are arranged in cutterhead girder 3
Two sides, cutter 6 is located in 3 medial axis of cutterhead girder, and edge doctor 7 is located at the outer end of cutterhead girder 3, for cutting area
Face.
Further, the periphery of the cutterhead large circle 1 is equipped with wearing layer 13.The wearing layer 13 is circumferentially arranged
Wear rib group, a wear rib group include several wear ribs disposed in parallel, and wear rib group is uniformly arranged on cutterhead large circle 1
Periphery on.
Other structures are same as Example 1.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (9)
1. a kind of sectional type weak soil is layered cutterhead, it is characterised in that: including cutterhead large circle (1), center cutterhead (2) and cutterhead master
The center of beam (3), center cutterhead (2) is overlapped with the center of cutterhead large circle (1), and cutterhead large circle (1) passes through cutterhead girder (3)
It is connected with center cutterhead (2)；Center cutterhead (2) is equipped with center fish tail knife (4), and cutterhead girder (3) is torn equipped with several
Knife (5), several cutters (6) and several edge doctors (7) are split, the excircle of cutterhead large circle (1) is equipped with several groups gauge
Spout (14) are equipped on knife (8), center cutterhead (2) and cutterhead girder (3).
2. sectional type weak soil according to claim 1 is layered cutterhead, it is characterised in that: the cutterhead large circle (1) includes
Cutterhead outer toroid (101) and cutterhead interior annular (102), cutterhead interior annular (102) are matched with cutterhead outer toroid (101)；It is described
Cutterhead interior annular (102) is mainly made of six pieces of end to end arc blocks.
3. sectional type weak soil according to claim 2 is layered cutterhead, it is characterised in that: two connected arc blocks are logical
It crosses and is bolted, arc block is fixedly connected with cutterhead outer toroid (101), is equipped with and is drawn between arc block and cutterhead outer toroid (101)
Tight block (9).
4. sectional type weak soil according to claim 2 or 3 is layered cutterhead, it is characterised in that: the center cutterhead (2) is rice
Font disk, one end of cutterhead girder (3) is bolted with rice font disk, the other end is connected with arc block, rice font disk
On be uniformly provided with tearing cutter (5) and cutter (6).
5. sectional type weak soil according to claim 4 is layered cutterhead, it is characterised in that: the outer end of the rice font disk is set
Have first flange disk (10), the lower end of cutterhead girder (3) is equipped with second flange disk (11), second flange disk (11) and first flange
Disk (10) is corresponding and is bolted, and rice font disk is equipped with annular stiffening plate (12).
6. sectional type weak soil according to claim 1 is layered cutterhead, it is characterised in that: the tearing cutter (5) is arranged in knife
The two sides of disk girder (3), cutter (6) are located in cutterhead girder (3) medial axis, and edge doctor (7) is located at the outer of cutterhead girder (3)
End.
7. sectional type weak soil according to claim 1 or 6 is layered cutterhead, it is characterised in that: the cutterhead large circle (1)
Periphery is equipped with wearing layer (13).
8. sectional type weak soil according to claim 7 is layered cutterhead, it is characterised in that: the wearing layer (13) is circumferential sets
The wear rib group set, a wear rib group include several wear ribs disposed in parallel.
9. sectional type weak soil according to claim 7 is layered cutterhead, it is characterised in that: the wearing layer (13) sets for grid
The wear rib set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821041564.XU CN208486880U (en) | 2018-07-03 | 2018-07-03 | A kind of sectional type weak soil layering cutterhead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821041564.XU CN208486880U (en) | 2018-07-03 | 2018-07-03 | A kind of sectional type weak soil layering cutterhead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208486880U true CN208486880U (en) | 2019-02-12 |
Family
ID=65249467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821041564.XU Withdrawn - After Issue CN208486880U (en) | 2018-07-03 | 2018-07-03 | A kind of sectional type weak soil layering cutterhead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208486880U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108756911A (en) * | 2018-07-03 | 2018-11-06 | 中铁工程装备集团有限公司 | A kind of sectional type weak soil layering cutterhead |
| CN111535824A (en) * | 2020-05-15 | 2020-08-14 | 周亚新 | Shield tunneling machine front-end soil body cutting and dividing device and working method thereof |
-
2018
- 2018-07-03 CN CN201821041564.XU patent/CN208486880U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108756911A (en) * | 2018-07-03 | 2018-11-06 | 中铁工程装备集团有限公司 | A kind of sectional type weak soil layering cutterhead |
| CN108756911B (en) * | 2018-07-03 | 2024-03-29 | 中铁工程装备集团有限公司 | Block-type weak soil layering blade disc |
| CN111535824A (en) * | 2020-05-15 | 2020-08-14 | 周亚新 | Shield tunneling machine front-end soil body cutting and dividing device and working method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190212 Effective date of abandoning: 20240329 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190212 Effective date of abandoning: 20240329 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |