CN206753600U - Cutter head of shield machine - Google Patents
Cutter head of shield machine Download PDFInfo
- Publication number
- CN206753600U CN206753600U CN201720588423.9U CN201720588423U CN206753600U CN 206753600 U CN206753600 U CN 206753600U CN 201720588423 U CN201720588423 U CN 201720588423U CN 206753600 U CN206753600 U CN 206753600U
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- CN
- China
- Prior art keywords
- cutter head
- shield machine
- blade
- stomata
- head panel
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
A kind of cutter head of shield machine is disclosed in the utility model, the cutter head of shield machine includes cutter head panel, and it is arranged at the hobboing cutter on cutter head panel, the stomata adjacent with hobboing cutter is offered on cutter head panel, cutter head panel is located at stomata position and is provided with opening device, opening device include can closure or openness stomata blade.Shield machine is in the course of the work, blade on opening device is opened, after the hobboing cutter on shield machine scrapes the soil layer on viscous soil horizon, before clayed soil aggregation, the gases at high pressure sprayed from stomata dispel the soil of aggregation, ensure that shield machine can not be assembled in working angles.
Description
Technical field
Shield machine is the utility model is related to, more particularly to a kind of cutter head of shield machine.
Background technology
Shield machine is widely used in the engineerings such as tunnel piercing, with underground driving speed is fast, quality is high, security performance
Height, above ground structure is not influenceed, reduce earth clearance expense, do not influence the advantages such as city integrated planning, in increasing
Promote the use of in city more than type.
Because underground soil property situation is complicated, shield machine is in viscous soil horizon work progress, and viscous soil horizon is easily in cutterhead
Region clustering, form mud cake.Although the mud cake in cutterhead region can cause cutterhead to rotate, what shield machine can not tunnel shows
As.In order to remove the mud cake of cutterhead region clustering, at present frequently with method be after foundation stabilization, by workmen couple mostly
The mud cake in cutterhead region is cleared up, and the method efficiency of this manual cleaning is low, while potential safety hazard be present.
Utility model content
The purpose of this utility model is to provide a kind of cutter head of shield machine, its by offering stomata on cutter head panel,
The opening device that can be opened therewith during shield machine work is provided with stomata, shield machine can be made in tunneling process, on cutterhead
High pressure stomata spray gases at high pressure therewith, the viscous soil horizon of aggregation is dispelled, mud cake will not be formed on cutterhead.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of cutter head of shield machine,
Including cutter head panel, and the hobboing cutter being arranged on cutter head panel, the stomata adjacent with hobboing cutter is offered on the cutter head panel,
The cutter head panel is located at stomata position and is provided with opening device, the opening device include can closure or openness stomata leaf
Piece.
By using above-mentioned technical proposal, shield machine in the course of the work, open, on shield machine by the blade on opening device
Hobboing cutter the soil layer on viscous soil horizon is scraped after, clayed soil aggregation before, from stomata spray gases at high pressure will assemble
Soil dispel, ensure shield machine can not assemble in working angles；After shield machine end-of-job, blade is closed in time, is prevented
Only soil enters blowhole, by air-hole blockage.
Preferably, rotary shaft is provided with the cutter head panel, the blade rotary setting is in rotary shaft.
By using above-mentioned technical proposal, blade rotates around rotary shaft, by rotating vane, can conveniently realize blade to gas
The unlatching in hole and closure.
Preferably, the rotary shaft revolving support is on cutter head panel.
By using above-mentioned technical proposal, blade falls into impurity, both in rotation process between blade and rotary shaft
When can not relatively rotate, blade still can move around cutter head panel.
Preferably, the one end of the blade away from rotary shaft is fixedly installed catch bar, and the cutter head panel offers cunning
Dynamic groove, the catch bar stretch out the sliding groove.
By using above-mentioned technical proposal, the end of catch bar is contradicted to face, while catch bar is transported along sliding groove
Dynamic, blade can be in the case where not applying added force, you can realizes the closure or openness with stomata.
Preferably, the sliding groove is curved.
By using above-mentioned technical proposal, because the motion path of catch bar is arc, sliding groove can for the design of arc
To reduce the aperture opening ratio of cutter head panel.
Preferably, the rotary shaft is provided with limiting plate towards rotationally fixing for cutter head panel, the limiting plate with
Torsion spring is fixedly installed between the blade.
By using above-mentioned technical proposal, when stomata needs closure, blade can be under the active force of torsion spring, it is not necessary to
It is additionally provided in the presence of power, realizes closed procedure automatically.
Preferably, the rotary shaft is connected to protective case away from one end fixed cover of blade.
By using above-mentioned technical proposal, prevent the gap between rotary shaft and cutter head panel from falling into the impurity such as dregs, shadow
Ring the rotation of blade.
In summary, the utility model has the advantages that：When shield machine is in running order, the cutterhead of shield machine
Panel rotates, and contradicts catch bar to face due to the active force between the soil body on face, and blade is relative and stomata
The position of motion, stomata and blade is mutually staggered, and the gases at high pressure sprayed from stomata dispel the soil of aggregation, ensure shield machine
It can not assemble in working angles；When shield machine is in halted state, blade is rotated in the presence of torsion spring, and stomata is blocked.
Brief description of the drawings
Fig. 1 is the topology view of cutter head of shield machine；
Fig. 2 is A portions zoomed-in view in the Fig. 1 for show cutter head panel surface texture；
Fig. 3 is opening device topology view.
In figure, 1, cutter head panel；11st, hobboing cutter；12nd, sliding groove；2nd, stomata；3rd, opening device；31st, blade；32nd, rotate
Axle；33rd, catch bar；34th, limiting plate；35th, torsion spring；36th, protective case.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment 1
A kind of cutter head of shield machine, as shown in figure 1, including cutter head panel 1, angularly installed around its axle center on cutter head panel 1
There are hobboing cutter 11, while radial direction arrangement of the hobboing cutter 11 along cutter head panel 1, according to the property of the diameter of cutter head panel 1 and the soil body to be excavated
Matter sets the hobboing cutter 11 of respective numbers.Meanwhile the surface of cutter head panel 1 offers stomata 2 among each hobboing cutter 11, stomata 2 connects
Logical heavy pressure gas chamber, gases at high pressure caused by gases at high pressure intracavitary are discharged by the stomata 2 on cutter head panel 1, by cutter head panel 1
The mud cake of region clustering dispels, and the mud cake after dispelling sends out shield machine after entering the casting system of shield machine.
With reference to Fig. 2 and Fig. 3, in order to ensure that stomata 2 is opened therewith when shield machine works, cutter head panel 1 is located at stomata 2
Position is provided with opening device 3.Opening device 3 includes rotary shaft 32, and the revolving support of rotary shaft 32 rotates on cutter head panel 1
Being rotated on axle 32 and be provided with blade 31, blade 31 is located at the side that cutter head panel 1 deviates from face, and stomata 2 is blocked by blade 31,
So that the process that gases at high pressure are discharged from stomata 2 is blocked, meanwhile, during stomata 2 is blocked by blade 31, gases at high pressure
Blade 313 is blowed to, makes 1, leaf is close to contradict to cutter head panel 1；Blade 31 rotates, until blade 31 staggers with the position of stomata 2
When, the gas of heavy pressure gas chamber discharge discharges cutter head panel 1 through air passing hole 2 and blows to the dregs scraped.In order to prevent rotary shaft 32
Gap between cutter head panel 1 falls into the impurity such as dregs, influences the rotation of blade 31, and rotary shaft 32 is towards the side of face
It is fixedly installed protective case 36.
With reference to Fig. 2 and Fig. 3, end of the blade 31 away from rotary shaft 32 is fixedly installed catch bar 33, the correspondence of catch bar 33
Sliding groove 12 is offered in the position of cutter head panel 1, because the motion path of catch bar 33 is circular arc, sliding groove 12 is in arc
Shape, catch bar 33 pass through sliding groove 12, and the part that catch bar 33 passes sliding groove 12 is contradicted to face.The direction of rotary shaft 32
Rotationally fixing for cutter head panel 1 sets limiting plate 34, and torsion spring 35 is fixedly installed between limiting plate 34 and blade 31.
A kind of cutter head of shield machine, it is as follows using process：
When shield machine is in running order, the cutter head panel 1 of shield machine rotates, contradict catch bar 33 to face by
Active force between the soil body on face, catch bar 33 are fixed, and now, the blade 31 being fixedly connected with catch bar 33 is solid
It is fixed.Because blade 31 is fixed, the stomata 2 being opened on cutter head panel 1 is moved, and the position of stomata 2 and blade 31 is mutually staggered, high
Body of calming the anger sprays from stomata 2 blows to dregs.Cutter head panel 1 is rotated further, and the end of sliding groove 12 is acted on the application of catch bar 33
Power, band movable vane piece 31 are moved with cutter head panel 1, but stomata 2 is in the state mutually to stagger all the time with blade 31.
When shield machine is in halted state, blade 31 rotates in the presence of torsion spring 35, until catch bar 33 is contradicted to cunning
The dynamic end of groove 12, the motion of blade 31 stops, while stomata 2 is blocked.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (7)
1. a kind of cutter head of shield machine, including cutter head panel (1), and the hobboing cutter (11) being arranged on cutter head panel (1), its feature
It is：Offered on the cutter head panel (1) and be located at stomata (2) with the adjacent stomata (2) of hobboing cutter (11), the cutter head panel (1)
Position is provided with opening device (3), the opening device (3) include can closure or openness stomata (2) blade (31).
2. a kind of cutter head of shield machine according to claim 1, it is characterized in that：Rotation is provided with the cutter head panel (1)
Axle (32), blade (31) rotary setting is in rotary shaft (32).
3. a kind of cutter head of shield machine according to claim 2, it is characterized in that：The rotary shaft（32）Revolving support is in cutterhead
Panel（1）On.
4. a kind of cutter head of shield machine according to claim 3, it is characterized in that：The remote rotary shaft (32) of the blade (31)
One end is fixedly installed catch bar (33), and the cutter head panel (1) offers sliding groove (12), and the catch bar (33) stretches out institute
State sliding groove (12).
5. a kind of cutter head of shield machine according to claim 4, it is characterized in that：The sliding groove (12) is curved.
6. a kind of cutter head of shield machine according to claim 5, it is characterized in that：The rotary shaft (32) is towards cutter head panel
(1) rotationally fix is provided with limiting plate (34), is fixedly installed between the limiting plate (34) and the blade (31)
Torsion spring (35).
7. a kind of cutter head of shield machine according to claim 6, it is characterized in that：The rotary shaft (32) is away from blade (31)
One end fixed cover is connected to protective case (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720588423.9U CN206753600U (en) | 2017-05-24 | 2017-05-24 | Cutter head of shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720588423.9U CN206753600U (en) | 2017-05-24 | 2017-05-24 | Cutter head of shield machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206753600U true CN206753600U (en) | 2017-12-15 |
Family
ID=60619966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720588423.9U Active CN206753600U (en) | 2017-05-24 | 2017-05-24 | Cutter head of shield machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206753600U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538228A (en) * | 2019-01-31 | 2019-03-29 | 义乌工商职业技术学院 | A kind of shield machine applicability cutterhead |
| CN115434716A (en) * | 2021-06-03 | 2022-12-06 | 广东工业大学 | Panel type cutter head anti-caking device |
-
2017
- 2017-05-24 CN CN201720588423.9U patent/CN206753600U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538228A (en) * | 2019-01-31 | 2019-03-29 | 义乌工商职业技术学院 | A kind of shield machine applicability cutterhead |
| CN115434716A (en) * | 2021-06-03 | 2022-12-06 | 广东工业大学 | Panel type cutter head anti-caking device |
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