CN206346745U - A kind of shield cutter and shield machine with freezing function - Google Patents
A kind of shield cutter and shield machine with freezing function Download PDFInfo
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- CN206346745U CN206346745U CN201621479569.1U CN201621479569U CN206346745U CN 206346745 U CN206346745 U CN 206346745U CN 201621479569 U CN201621479569 U CN 201621479569U CN 206346745 U CN206346745 U CN 206346745U
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- spoke beam
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Abstract
The utility model is related to a kind of shield cutter and shield machine with freezing function, including by multiple spoke beams discoid cutterhead body constituted and the freezing pipeline being located on cutterhead body, the spoke beam is by some major and minor spoke curtains, some major and minor spoke beam is radially distributed and is arranged alternately centered on cutterhead body central, described secondary spoke beam the inner is connected to by main ring beam on king spoke beam adjacent thereto, and its outer end is connected by annulus beam king spoke beam outer end adjacent thereto；Some major and minor spoke beam backs are equipped with the cooling passage arranged along its length, and the cooling passage at major and minor spoke beam back is opened in respectively according to the arrangement mode sequential communication formation freezing pipeline of major and minor spoke beam；The shield machine includes above-mentioned cutterhead.The utility model is needing the place with pressure opened a position, using construction freezing method, after the high region of the pressure such as face is freezed, and carries out cutter changing and maintenance work, and convenience is provided for construction.
Description
Technical field
The utility model is related to a kind of cutter head of shield machine and shield machine, more particularly to a kind of shield knife with freezing function
Disk and shield machine.
Background technology
In underground engineering field, the application of shield construction is more and more extensive.Shield machine in underground engineering is bulky,
Weight is big, and underground activities space is limited.Slurry balance shield machine, is a kind of special engineering machinery of tunnel piercing, with excavation
Cut the soil body, conveying body refuse, assembled tunnel-liner, etc. function, be widely used in the tunnels such as subway, railway, highway, municipal administration, water power
Road engineering.
At present, slurry balance shield machine open a position it is main directly opened a position method and the method with pressure that opens a position using normal pressure, it is straight using normal pressure
Connect when opening a position method, face and excavate top of space and easily occur permeable, and carry a large amount of silts into muddy water storehouse, cause great
Accident.Using the method with pressure that opens a position, there is that difficulty of construction is big, technical difficulty is high, the problems such as somewhat expensive.
Utility model content
There is provided a kind of shield cutter with freezing function with defect in view of the shortcomings of the prior art for the utility model
And shield machine, the place with pressure opened a position is being needed, using construction freezing method, after the high region of the pressure such as face is freezed, is being entered
Row cutter changing and maintenance work.
To achieve the above object, the technical scheme that the utility model is used is：A kind of shield knife with freezing function
Disk, including by multiple spoke beams discoid cutterhead body constituted and the freezing pipeline being located on cutterhead body, the spoke
Secondary spoke beam of the beam by the king spoke beam equipped with some hobboing cutters and equipped with some scrapers is constituted, and some major and minor spoke beams are with knife
Radially it is distributed and is arranged alternately centered on disk body central, described secondary spoke beam the inner is connected to and it by main ring beam
On adjacent king spoke beam, its outer end is connected by annulus beam king spoke beam outer end adjacent thereto, the annulus beam and main ring
The ring stiffener for being used for connecting the adjacent major and minor spoke beam is provided between beam；Some major and minor spoke beam backs are equal
Provided with the cooling passage arranged along its length, be opened in respectively the cooling passage at major and minor spoke beam back according to master,
The arrangement mode sequential communication formation freezing pipeline of secondary spoke beam.
In the above-mentioned technical solutions, the entrance and exit of described freezing pipeline is each provided at cutterhead body central.
In the above-mentioned technical solutions, the back both sides of described king spoke beam and secondary spoke beam are equipped with cooling passage.
In the above-mentioned technical solutions, described spoke beam is made up of eight king spoke beams and eight secondary spoke beams, eight masters
Four king spoke beams positioned opposite in spoke beam connect two-by-two, are intersected and mutually in 90 ° in cutterhead body central position
Scraper is installed on the outside of angle, four intersecting king spoke beams.
Further, the intersection that the four king spoke beams connected two-by-two are located at the cutterhead body central is respectively mounted center
Duplex hobboing cutter.
In the above-mentioned technical solutions, described secondary spoke beam leading face protects block provided with scraper.
A kind of shield machine for including the above-mentioned shield cutter with freezing function, in addition to main driving, anterior shield, middle shield, push away
Enter oil cylinder, hinged oil cylinder, shield tail, duct piece installation machine, Rear impact and refrigeration station, the Freezing Station, which is positioned over after shield machine, matches somebody with somebody
In set system, the Freezing Station is made up of refrigerator, brine tank, brine pump, clarified water pump and cooling tower, the clear water pump inlet and water
Source is connected, and its outlet is connected by pipeline with cooling tower, brine pump is provided with the brine tank, the brine pump is by brine tank
Salt solution is pumped into refrigerator and cooled down, and the outlet of the refrigerator is connected by pipeline with freezing pipeline.
The beneficial effects of the utility model are：The utility model is needing the place with pressure opened a position, using construction freezing method,
After the high region of the pressure such as face is freezed, cutter changing and maintenance work are carried out, difficulty of construction is reduced, provided just for construction
Sharp condition, and using the utility model there is the shield machine of freezing function to only need to take a certain time to target area when in use
Frozen region is freezed and cleared up in domain, can be resumed work within a short period of time, will not cause significant impact to construction.In addition, this
The trend of the freezing pipeline of utility model causes freezing liquid from cutter head center outflow by cutterhead king spoke beam and secondary spoke beam
Afterwards from cutter head center return and flow through each king spoke beam of cutterhead back and secondary spoke beam in.Cutterhead back sets a plurality of freezing
Pipeline, the arrangement of freezing pipeline farthest covers cutterhead body, can efficiently reduce the interaction time of cold so that freeze
Knot forms the entirety of a closing, and weak spot is reinforced；Freezing efficiency is preferable.Freeze pipeline and use and add on alloy steel products
Work goes out the form of tubing through holes, then is welded on cutterhead back, so the presence of freezing pipeline does not reduce the intensity of cutterhead in itself, together
When freezing pipeline intensity be easily guaranteed that.
Brief description of the drawings
Accompanying drawing 1 is the leading face layout drawing for the cutter head of shield machine that the utility model has freezing function；
The cross section structure diagram that accompanying drawing 2 is A-A in Fig. 1；
B-B cross section structure diagram in the Fig. 2 of accompanying drawing 3；
Accompanying drawing 4 is the back freezing pipeline arrangement schematic diagram for the shield cutter that the utility model has freezing function；
Accompanying drawing 5 is the freezing pipeline flow graph for the shield cutter that the utility model has freezing function.
The meaning that label is represented in figure as：King spoke beam 1, secondary spoke beam 2, main ring beam 3, annulus beam 4, ring stiffener 5,
Hobboing cutter 6, hobboing cutter girff 7, scraper 8, center duplex hobboing cutter 9, compound knife 10 of backbreaking, hobboing cutter is backbreak knife 11, edge doctor 12, cryovial
Road 20,21, scraper protection block 22, freezes pipeline 1, freezes the import 101 of pipeline one, freezing pipeline one outlet 102, cryovial
Road 2 200, freezes the import 201 of pipeline two, freezing pipeline two outlet 202.
Embodiment
It is to be noted that：In description of the present utility model, it is to be understood that it is upper, term " " center ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " bottom ", " interior ", " outer " are based on orientation shown in the drawings or position
Relation is put, description the utility model is for only for ease of and simplifies description, rather than indicate or imply signified device or element
Must have specific orientation, the operation with specific azimuth configuration, therefore it is not intended that to limitation of the present utility model.This
Outside, unless otherwise clearly defined and limited, term " installation ", " adjacent ", " connection " should be interpreted broadly, for example, can be solid
Calmly connect or be detachably connected, or be integrally connected；It can be mechanical connection or electrical connection, can be straight
Connect connected, can also be indirectly connected to by intermediary.For the ordinary skill in the art, it can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.In technical solutions of the utility model, it is respectively mounted on major and minor spoke beam
Roll and the mounting surface of scraper is the leading face of cutterhead, the opposite face with the cutterhead leading face is the back of cutterhead.
Below in conjunction with the accompanying drawings and embodiment is described in further detail to the utility model：
Embodiment 1：Referring to Fig. 1 to Fig. 4, a kind of shield cutter with freezing function, including it is made up of multiple spoke beams
Discoid cutterhead body and the freezing pipeline that is located on cutterhead body, the spoke beam is by the king spoke equipped with some hobboing cutters
Beam and equipped with some scrapers secondary spoke beam composition, some major and minor spoke beams centered on cutterhead body central radially
It is distributed and is arranged alternately, described secondary spoke beam the inner is connected to by main ring beam on king spoke beam adjacent thereto, and its outer end leads to
The king spoke beam outer end connection adjacent thereto of annulus beam is crossed, the secondary spoke beam leading face protects block provided with scraper.The circle
The ring stiffener for being used for connecting the adjacent major and minor spoke beam is provided between ring beam and main ring beam；Some major and minor spokes
Bar beam back is equipped with the cooling passage arranged along its length, and the coolant at major and minor spoke beam back is opened in respectively
Passage freezes pipeline according to the arrangement mode sequential communication formation of major and minor spoke beam.The entrance and exit of described freezing pipeline
It is each provided at cutterhead body central.
Described king spoke beam and the back both sides of secondary spoke beam are equipped with cooling passage.
Described spoke beam is made up of eight king spoke beams and eight secondary spoke beams, and four in eight king spoke beams are relative
The king spoke beam of arrangement connects two-by-two, is intersected and mutual angle in 90 °, four intersecting main spokes in cutterhead body central position
Scraper is installed on the outside of bar beam.During the four king spoke beams connected two-by-two are respectively mounted positioned at the intersection of the cutterhead body central
Heart duplex hobboing cutter.
The liquid of circulation is industrial brine in the freezing pipeline, and the industrial brine temperature is -10 degree to -40 degree.
The flow direction of the industrial brine is to be flowed out from cutterhead body central after in king spoke beam and secondary spoke beam from knife
Disk body central is returned（As shown in Figure 5）.Described industrial brine flows through each king spoke beam of cutterhead back and secondary spoke beam
It is interior.
Embodiment 2：Figure is not drawn into, a kind of shield machine for including the above-mentioned shield cutter with freezing function, in addition to master
Driving, anterior shield, middle shield, propelling cylinder, hinged oil cylinder, shield tail, duct piece installation machine, Rear impact and refrigeration station, it is described to freeze
Station is positioned in shield machine Rear impact, and the Freezing Station is made up of refrigerator, brine tank, brine pump, clarified water pump and cooling tower,
The clear water pump inlet is connected with water source, and its outlet is connected by pipeline with cooling tower, and brine pump is provided with the brine tank, should
Salt solution in brine tank is pumped into refrigerator and cooled down by brine pump, and the outlet of the refrigerator passes through pipeline and freezing pipeline
Connection.The main driving of shield machine in the present embodiment, anterior shield, middle shield, propelling cylinder, hinged oil cylinder, shield tail, duct piece installation machine, after
Corollary system uses the structure and connected mode of prior art, will herein be described in detail.
The utility model is exemplarily described above in conjunction with accompanying drawing, it is clear that the utility model implement not by
The limitation of aforesaid way, as long as employing changing for the various unsubstantialities that method design of the present utility model and technical scheme are carried out
Enter, or it is not improved by it is of the present utility model design and technical scheme directly apply to other occasions, in the utility model
Protection domain within.
Claims (7)
1. a kind of shield cutter with freezing function, including the discoid cutterhead body that is made up of multiple spoke beams and it is located at
Freezing pipeline on cutterhead body, it is characterised in that：The spoke beam is by the king spoke beam equipped with some hobboing cutters and equipped with some
The secondary spoke beam composition of scraper, some major and minor spoke beams are radially distributed centered on cutterhead body central and alternately set
Put, described secondary spoke beam the inner is connected to by main ring beam on king spoke beam adjacent thereto, and its outer end passes through annulus beam and its
Adjacent king spoke beam outer end connection, being provided between the annulus beam and main ring beam is used to connect the adjacent major and minor spoke beam
Ring stiffener；Some major and minor spoke beam backs are equipped with the cooling passage arranged along its length, respectively
The cooling passage at major and minor spoke beam back is opened according to the arrangement mode sequential communication formation cryovial of major and minor spoke beam
Road.
2. the shield cutter according to claim 1 with freezing function, it is characterised in that：Described freezing pipeline enters
Mouth and outlet are each provided at cutterhead body central.
3. the shield cutter according to claim 1 with freezing function, it is characterised in that：Described king spoke beam and pair
The back both sides of spoke beam are equipped with cooling passage.
4. the shield cutter according to claim 1 with freezing function, it is characterised in that：Described spoke beam is by eight
Four king spoke beams positioned opposite in king spoke beam and eight secondary spoke beam compositions, eight king spoke beams connect two-by-two, in
Cutterhead body central position is intersected and mutual angle in 90 °, and scraper is provided with the outside of four intersecting king spoke beams.
5. the shield cutter according to claim 1 with freezing function, it is characterised in that：The four main spokes connected two-by-two
The intersection that bar beam is located at the cutterhead body central is respectively mounted center duplex hobboing cutter.
6. the shield cutter according to claim 1 with freezing function, it is characterised in that：Work before described secondary spoke beam
Make face and protect block provided with scraper.
7. a kind of shield machine of the shield cutter with freezing function containing described in claim 1, it is characterised in that：Also include
Main driving, anterior shield, middle shield, propelling cylinder, hinged oil cylinder, shield tail, duct piece installation machine, Rear impact and refrigeration station, it is described cold
Freeze station to be positioned in shield machine Rear impact, the Freezing Station is by refrigerator, brine tank, brine pump, clarified water pump and cooling tower structure
Into the clear water pump inlet is connected with water source, and its outlet is connected by pipeline with cooling tower, and salt solution is provided with the brine tank
Salt solution in brine tank is pumped into refrigerator and cooled down by pump, the brine pump, the outlet of the refrigerator by pipeline with it is cold
Frozen pipe road is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621479569.1U CN206346745U (en) | 2016-12-30 | 2016-12-30 | A kind of shield cutter and shield machine with freezing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621479569.1U CN206346745U (en) | 2016-12-30 | 2016-12-30 | A kind of shield cutter and shield machine with freezing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206346745U true CN206346745U (en) | 2017-07-21 |
Family
ID=59324039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621479569.1U Active CN206346745U (en) | 2016-12-30 | 2016-12-30 | A kind of shield cutter and shield machine with freezing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206346745U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522970A (en) * | 2016-12-30 | 2017-03-22 | 中铁工程装备集团有限公司 | Shield cutter head with refrigeration function and shield tunneling machine |
| CN109538226A (en) * | 2019-01-14 | 2019-03-29 | 中铁工程装备集团有限公司 | A kind of novel static pipeline arranging structure of cutterhead freezing |
| CN111365011A (en) * | 2020-04-18 | 2020-07-03 | 中铁工程装备集团有限公司 | Shield tunneling machine with function of rapidly freezing tunnel face and construction method |
| CN114922635A (en) * | 2022-05-27 | 2022-08-19 | 中建交通建设集团有限公司 | Parallel freezing system for shield underground butt joint and abandoned shell disassembly and construction method |
-
2016
- 2016-12-30 CN CN201621479569.1U patent/CN206346745U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522970A (en) * | 2016-12-30 | 2017-03-22 | 中铁工程装备集团有限公司 | Shield cutter head with refrigeration function and shield tunneling machine |
| WO2018121144A1 (en) * | 2016-12-30 | 2018-07-05 | 中铁工程装备集团有限公司 | Cutter head having freezing function and tunnel boring machine |
| CN109538226A (en) * | 2019-01-14 | 2019-03-29 | 中铁工程装备集团有限公司 | A kind of novel static pipeline arranging structure of cutterhead freezing |
| CN109538226B (en) * | 2019-01-14 | 2024-03-08 | 中铁工程装备集团有限公司 | Novel cutter head freezing static pipeline arrangement structure |
| CN111365011A (en) * | 2020-04-18 | 2020-07-03 | 中铁工程装备集团有限公司 | Shield tunneling machine with function of rapidly freezing tunnel face and construction method |
| CN111365011B (en) * | 2020-04-18 | 2022-02-08 | 中铁工程装备集团有限公司 | Shield tunneling machine with function of rapidly freezing tunnel face and construction method |
| CN114922635A (en) * | 2022-05-27 | 2022-08-19 | 中建交通建设集团有限公司 | Parallel freezing system for shield underground butt joint and abandoned shell disassembly and construction method |
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