CN208870597U - A kind of balance shield machine cutterhead - Google Patents
A kind of balance shield machine cutterhead Download PDFInfo
- Publication number
- CN208870597U CN208870597U CN201821687885.7U CN201821687885U CN208870597U CN 208870597 U CN208870597 U CN 208870597U CN 201821687885 U CN201821687885 U CN 201821687885U CN 208870597 U CN208870597 U CN 208870597U
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- China
- Prior art keywords
- support column
- cutterhead
- shield machine
- rotary nozzle
- balance shield
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Abstract
The utility model discloses a kind of balance shield machine cutterheads, solves existing balance shield machine cutterhead, easily assemble mud cake in cutterhead region, the problem of mud cake is difficult to clean off, it includes cutterhead body, the cutterhead body middle inside is equipped with newel, newel front center is equipped with center cutter, support column is mounted between on the inside of newel surrounding and cutterhead body, support column rear end is fixed with support rod, support column both sides external is mounted on cutter, support column front center offers outlet, top and bottom ends are mounted on sliding groove inside support column, sliding block is installed on the outside of sliding groove, the utility model structure novel, it is skillfully constructed, isolation board is driven to can protect mud cake removal device using hydraulic cylinder, prevent mud cake blockage-removing device, the water flow that rotary nozzle sprays can remove mud cake, make cutterhead area clean no-sundries , improve the working efficiency of shield machine.
Description
Technical field
The utility model relates to cutter head of shield machine technical field, specially a kind of balance shield machine cutterhead.
Background technique
Shield machine is a kind of rock tunnel(ling) machine using shield method.The construction method of shield is development machine structure while driving
(laying) tunnel its " shield " (referring to supportive section of jurisdiction) is built, it is different from open type construction method, and cutterhead is the core component of shield machine,
Cutter head, cutter and foam line etc. are generally included on cutterhead, cutter head is formed by welding for steel structure, and cutter has hobboing cutter, cutter
With scraper etc., existing cutterhead leads to cutter head serious wear since cutter head and rock stratum squeeze, friction force is larger, by
In underground soil property situation complexity, viscous soil horizon is easy to prevent shield machine from tunneling in cutterhead region clustering, easily formation mud cake, be
The mud cake in cutterhead region is removed, at present using manually clearing up mud cake, not only working efficiency is low for this mode, deposit simultaneously
In security risk.
How a kind of balance shield machine cutterhead is designed, and becoming us will currently solve the problems, such as.
Utility model content
For above situation, to overcome the shortcomings of existing technologies, the utility model provides a kind of balance shield machine cutterhead,
Solves existing balance shield machine cutterhead, the problem of mud cake is easily assembled in cutterhead region, and mud cake is difficult to clean off.
To achieve the above object, the utility model provides the following technical solutions: including cutterhead body, in the cutterhead body
Middle side part is equipped with newel, and newel front center is equipped with center cutter, between newel surrounding and cutterhead body inside
Support column is installed, support column rear end is fixed with support rod, and support column both sides external is mounted on cutter, support column front center
Outlet is offered, top and bottom ends are mounted on sliding groove inside support column, and sliding block, installation on the outside of sliding block are equipped on the outside of sliding groove
There is an isolation board, be socketed with sealant on the outside of isolation board, isolation board rear end is equipped with fixed block on the inside of sliding groove, after fixed block
End is fixed with hydraulic cylinder, and support column interior side is equipped with electric pushrod, and electric pushrod side is equipped with protective case, protective case
Side is equipped with rotary nozzle, and rotary nozzle top side is equipped with water pipe, and rotary nozzle bottom end side is equipped with tracheae, rotation
The spray head other side is mounted on nozzle, and close electric pushrod top and bottom ends are mounted on fumarole, electric pushrod inside support column
It is electrically connected with alternating current with hydraulic cylinder.
Preferably, the fumarole rear end is connected with tracheae.
Preferably, the tracheae side is connect with air pump, and water pipe side is connect with water pump.
Preferably, screw thread is offered inside the rotary nozzle.
Preferably, wearing layer is installed on the outside of the cutterhead body.
Preferably, the isolation board is a kind of wear-resisting waterproof material.
The utility model structure novel, is skillfully constructed, and drives isolation board to can protect mud cake removal using hydraulic cylinder and fills
It sets, prevents mud cake blockage-removing device, the water flow that rotary nozzle sprays can remove mud cake, make cutterhead area clean no-sundries,
Improve the working efficiency of shield machine.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model isolation board scheme of installation；
Fig. 3 is the utility model rotary nozzle scheme of installation.
Specific embodiment
1-3 is described in further details specific embodiment of the present utility model with reference to the accompanying drawing.
Embodiment one, is provided by Fig. 1, Fig. 2 and Fig. 3, the utility model, including cutterhead body 1, in 1 inside of cutterhead body
Portion is equipped with newel 2, and newel front center is equipped with center cutter 5, between 1 inside of 2 surrounding of newel and cutterhead body
Support column 3 is installed, 3 rear end of support column is fixed with support rod 4, and 3 both sides external of support column is mounted on cutter 6, before support column 3
End middle part offers outlet 9, and 3 inside top and bottom ends of support column are mounted on sliding groove 7, sliding block 8 is equipped on the outside of sliding groove 7,
Isolation board 10 is installed on the outside of sliding block 8, sealant 12 is socketed on the outside of isolation board 10,10 rear end of isolation board is in sliding groove 7
Side is equipped with fixed block 13, and 13 rear end of fixed block is fixed with hydraulic cylinder 11, and 3 interior side of support column is equipped with electric pushrod
14,14 side of electric pushrod is equipped with protective case 19, and 19 side of protective case is equipped with rotary nozzle 17,17 top one of rotary nozzle
Side is equipped with water pipe 16, and 17 bottom end side of rotary nozzle is equipped with tracheae 15, and 17 other side of rotary nozzle is mounted on nozzle 18,
The inside of support column 3 is mounted on fumarole 20 close to 14 top and bottom ends of electric pushrod, electric pushrod 14 and hydraulic cylinder 11 with
Alternating current is electrically connected, and when shield machine is in work, can open isolation board 10 at regular intervals, and rotary nozzle 17 is allowed to spray water
Stream makes cohesive soil slag be not easy to form mud cake in cutterhead region, protects remove device, 10 outer sheath of isolation board closing isolation board 10
The sealant 12 connect can further stop native slag to enter outlet 9 very much, avoid clogging outlet 9, when forming mud cake, shield machine
It can not can stop working in driving, drive isolation board 10 to be moved by hydraulic cylinder 11, sliding groove 7 and sliding block 8, side
Just the opening of isolation board 10 is being released rotary nozzle 17 using electric pushrod 14, electric pushrod 14 after isolation board 10 is opened
It can control the length of rotary nozzle 17, water flow jet can be made farther, remove more preferably, the injection that tracheae 15 enhances water flow is strong
Water is led to rotary nozzle 17 by degree, water pipe 16, and rotary nozzle 17 sprays water flow for the mud of cutterhead region surrounding according to water flow rotary
Cake softening, soil can be thrown away by so that it is easily rotated cutterhead, the protective case on electric pushrod 14 with rotary nozzle 17 together
It releases, resists outlet, make when removing mud cake, soil will not be fallen into remove device, and in the process of cleaning, perhaps sewage can flow
Enter in remove device, at this moment can be blown out by 20 blow gas of fumarole with sewage, prevent corrosion in water device.
Embodiment two, on the basis of example 1,20 rear end of fumarole are connected with tracheae 15, pass through spray convenient for gas
Stomata 20.
Embodiment three, on the basis of example 1,15 side of tracheae are connect with air pump, and 16 side of water pipe and water pump connect
It connects, the use for gas and water flow.
Example IV offers screw thread inside rotary nozzle 17 on the basis of example 1, increases the strong of water flow jet
Degree.
Embodiment five is equipped with wearing layer on the outside of cutterhead body 1 on the basis of example 1, prevents the abrasion of cutterhead.
Embodiment six, on the basis of example 1, isolation board 10 are a kind of wear-resisting waterproof material, enhancing isolation board 10
It uses.
In the present embodiment: hydraulic cylinder 11 uses SC50-350 hydraulic cylinder, and electric pushrod 14 is electronic using TGA-100
Push rod.
Working principle: when the utility model is used, when shield machine is in work, isolation board can be opened at regular intervals
10, it allows rotary nozzle 17 to spray water flow, cohesive soil slag is made to be not easy to form mud cake in cutterhead region, protected clearly closing isolation board 10
Except device, the sealant 12 being socketed on the outside of isolation board 10 can further stop native slag to enter outlet 9 very much, avoid clogging outlet
9, when forming mud cake, shield machine can not can stop working in driving, drive isolation board 10 to be moved by hydraulic cylinder 11
Dynamic, sliding groove 7 and sliding block 8 facilitate the opening of isolation board 10, after isolation board 10 is opened, will rotate using electric pushrod 14
Spray head 17 is released, and electric pushrod 14 can control the length of rotary nozzle 17, water flow jet can be made farther, removes more preferable, gas
Pipe 15 enhances the injection intensity of water flow, and water is led to rotary nozzle 17 by water pipe 16, and rotary nozzle 17 sprays water according to water flow rotary
Stream softens the mud cake of cutterhead region surrounding, and soil can be thrown away by so that it is easily rotated cutterhead, the guarantor on electric pushrod 14
Sheath is released together with rotary nozzle 17, resists outlet, is made when removing mud cake, soil will not be fallen into remove device, clear
During washing, perhaps sewage can be flowed into remove device, at this moment can be blown out, be prevented with sewage by 20 blow gas of fumarole
Corrosion in water device.
The utility model structure novel, is skillfully constructed, and drives isolation board to can protect mud cake removal using hydraulic cylinder and fills
It sets, prevents mud cake blockage-removing device, the water flow that rotary nozzle sprays can remove mud cake, make cutterhead area clean no-sundries,
Improve the working efficiency of shield machine.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of balance shield machine cutterhead, including cutterhead body (1), it is characterised in that: cutterhead body (1) middle inside
It is equipped with newel (2), newel (2) front center is equipped with center cutter (5), in newel (2) surrounding and cutterhead body (1)
It is mounted between side support column (3), support column (3) rear end is fixed with support rod (4), and support column (3) both sides external is respectively mounted
Have cutter (6), support column (3) front center offers outlet (9), and the internal top and bottom ends of support column (3) are mounted on sliding groove
(7), it is equipped with sliding block (8) on the outside of sliding groove (7), is equipped with isolation board (10) on the outside of sliding block (8), socket on the outside of isolation board (10)
Have sealant (12), isolation board (10) rear end is equipped with fixed block (13) on the inside of sliding groove (7), and fixed block (13) rear end is solid
Surely have hydraulic cylinder (11), support column (3) interior side is equipped with electric pushrod (14), and electric pushrod (14) side is equipped with guarantor
Sheath (19), protective case (19) side are equipped with rotary nozzle (17), and rotary nozzle (17) top side is equipped with water pipe (16),
Rotary nozzle (17) bottom end side is equipped with tracheae (15), and rotary nozzle (17) other side is mounted on nozzle (18), support column
(3) internal to be mounted on fumarole (20) close to electric pushrod (14) top and bottom ends, electric pushrod (14) and hydraulic cylinder (11)
It is electrically connected with alternating current.
2. a kind of balance shield machine cutterhead according to claim 1, which is characterized in that fumarole (20) rear end and
Tracheae (15) is connected.
3. a kind of balance shield machine cutterhead according to claim 1, which is characterized in that tracheae (15) side and gas
Pump connection, water pipe (16) side is connect with water pump.
4. a kind of balance shield machine cutterhead according to claim 1, which is characterized in that the rotary nozzle (17) is internal
Offer screw thread.
5. a kind of balance shield machine cutterhead according to claim 1, which is characterized in that on the outside of the cutterhead body (1)
Wearing layer is installed.
6. a kind of balance shield machine cutterhead according to claim 4, which is characterized in that the isolation board (10) is one kind
Wear-resisting waterproof material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821687885.7U CN208870597U (en) | 2018-10-17 | 2018-10-17 | A kind of balance shield machine cutterhead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821687885.7U CN208870597U (en) | 2018-10-17 | 2018-10-17 | A kind of balance shield machine cutterhead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208870597U true CN208870597U (en) | 2019-05-17 |
Family
ID=66470397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821687885.7U Active CN208870597U (en) | 2018-10-17 | 2018-10-17 | A kind of balance shield machine cutterhead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208870597U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110420916A (en) * | 2019-07-30 | 2019-11-08 | 上海隧道工程有限公司 | For handling the high pressure air-liquid flusher and method of shield cutter mud cake |
| CN111828028A (en) * | 2020-06-28 | 2020-10-27 | 盾构及掘进技术国家重点实验室 | Shield tunneling machine cutter head with mud cake detection and removal device and using method |
| CN112647964A (en) * | 2020-12-28 | 2021-04-13 | 中铁十一局集团有限公司 | Super large diameter shield constructs ordinary pressure blade disc mud cake clearing device |
-
2018
- 2018-10-17 CN CN201821687885.7U patent/CN208870597U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110420916A (en) * | 2019-07-30 | 2019-11-08 | 上海隧道工程有限公司 | For handling the high pressure air-liquid flusher and method of shield cutter mud cake |
| CN110420916B (en) * | 2019-07-30 | 2021-08-06 | 上海隧道工程有限公司 | High-pressure gas and liquid flushing device and method for treating mud cake of shield cutter head |
| CN111828028A (en) * | 2020-06-28 | 2020-10-27 | 盾构及掘进技术国家重点实验室 | Shield tunneling machine cutter head with mud cake detection and removal device and using method |
| CN111828028B (en) * | 2020-06-28 | 2022-04-12 | 盾构及掘进技术国家重点实验室 | Shield tunneling machine cutter head with mud cake detection and removal device and using method |
| CN112647964A (en) * | 2020-12-28 | 2021-04-13 | 中铁十一局集团有限公司 | Super large diameter shield constructs ordinary pressure blade disc mud cake clearing device |
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