CN209324359U - A kind of economical rock tunnel(ling) machine being adapted to great burying - Google Patents
A kind of economical rock tunnel(ling) machine being adapted to great burying Download PDFInfo
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- CN209324359U CN209324359U CN201821809895.3U CN201821809895U CN209324359U CN 209324359 U CN209324359 U CN 209324359U CN 201821809895 U CN201821809895 U CN 201821809895U CN 209324359 U CN209324359 U CN 209324359U
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Abstract
The utility model discloses a kind of economical rock tunnel(ling) machine for being adapted to great burying, solve the problems, such as that rock tunnel(ling) machine higher cost, applicability are bad, drivage efficiency is low in unstable geology in the prior art.The utility model includes shield body and rear corollary apparatus, cutterhead, screw machine are equipped in the shield body, corollary apparatus is equipped with dregs conveying device afterwards, the front of screw machine is connected with cutterhead, the rear portion of screw machine is connected with dregs conveying device, the cutterhead includes that female cutterhead and sub- cutterhead, female cutterhead are connected with driving device, and sub- cutterhead is connected with screw machine.The utility model is suitable for the geology such as poor weak soil, the ooze of geological stability, and equipment driving with pressure has the function of balancing area surface pressure.The utility model drives sub- cutterhead to slag tap using screw machine, when being used for major diameter tunnel excavation, can drive in screw machine and arrange a set of swing type mother cutterhead on the outside of cutterhead, carry out Double-cutter and excavated, improve and excavate efficiency.
Description
Technical field
The utility model relates to shield machine technical fields, particularly relate to a kind of economical tunnel piercing for being adapted to great burying
Machine.
Background technique
EPB shield (earth pressure balance development machine) and TBM(tunneling boring hard rock mole) it is to be excavated using rotating tool, simultaneously
Country rock and driving in broken hole form novel, the advanced tunnel construction machinery of one kind in tunneling boring tunnel, are widely used in iron
The fields such as road, water conservancy, electric power, nuclear power, traffic have many protrusions such as quick, high-quality, safety, economy, environmental protection to engineering construction
Advantage is preferred arrangement and method for construction in tunnel construction.Currently, external correlation shield and TBM technology have been mature on the whole, it is domestic a whole set of
Technology production domesticization ability is promoted steadily.With many Large-scale Project Constructions of country, domestic shield and TBM industry lead the country
Manufacturing industry manufacturing technology level will extend to industry deeper time.
Since hard rock tunnel development machine TBM is adaptable for tunneling boring hard rock or middle soft rock, and earth pressure balanced shield, EPBS
To adaptable compared in soft formation or the poor stratum of country rock, but conventional tunnel development machine whole set equipment is complicated, involves great expense, and sand
The construction costs such as slurry, grease, water power, section of jurisdiction are higher, and most mountain tunnel construction costs is caused to greatly improve.Therefore one kind is developed
Have that be adapted to mature, the cheap rock tunnel(ling) machine of complete set technology of great burying and the poor geology of stability be very must
It wants.
Utility model content
For the deficiency in above-mentioned background technique, the utility model proposes a kind of economical tunnel diggings for being adapted to great burying
Into machine, solve that rock tunnel(ling) machine higher cost, applicability in the prior art are bad, drivage efficiency is low in unstable geology
Problem.
The technical solution of the utility model is achieved in that a kind of economical rock tunnel(ling) machine for being adapted to great burying,
Including shield body and rear corollary apparatus, cutterhead, screw machine are equipped in the shield body, rear corollary apparatus is equipped with dregs conveying device,
The front of screw machine is connected with cutterhead, and the rear portion of screw machine is connected with dregs conveying device, and the cutterhead includes female cutterhead
With sub- cutterhead, female cutterhead is connected with driving device, and sub- cutterhead is connected with screw machine.
Corollary apparatus includes sequentially connected first trolley, the second trolley and third trolley after described, before the first trolley
End is connected with equipment bridge, and the front end of equipment bridge is connected with screw machine, and equipment bridge is equipped with dregs conveying device and the first section of jurisdiction
Loop wheel machine.
The dregs conveying device is belt feeder, and first trolley is equipped with concrete grouting tank, sets on the second trolley
There is belt feeder slag notch, belt feeder slag notch is corresponding with belt feeder, and third trolley is equipped with section of jurisdiction gantry, sets on the gantry of section of jurisdiction
There are section of jurisdiction demolition machine and the second segment crane.
The shield body includes anterior shield and tail shield, and front baffle is equipped in anterior shield, and rear bulkhead, driving device setting are equipped in tail shield
In front baffle, the front end of screw machine is connected with front baffle, the rear end of screw machine pass through rear bulkhead and with dregs conveying device
It is corresponding.
The screw machine includes bonnet body, is equipped with helical axis in bonnet body, helical axis is connected with sub- cutterhead, bonnet body
Outer wall is equipped with peripheral drive unit, and the front end of bonnet body is connected with front baffle, and the rear end of bonnet body is equipped with late gate, back brake
Door is corresponding with dregs conveying device.
The rear bulkhead is equipped with support wheel, and support wheel is equipped with rotation rolling disk, and rotation rolling disk can be rotated relative to rear bulkhead,
It rotates rolling disk and is equipped with duct piece installation machine, rear bulkhead outer ring circumference is equipped with propelling cylinder.
The duct piece installation machine is equipped with snatch device, and snatch device is connected by radial expansion oil cylinder with fitting machine.
A kind of construction method for the economical rock tunnel(ling) machine being adapted to great burying, includes the following steps:
S1: when excavating major diameter tunnel, it is circular wobbling action that driving device, which drives female cutterhead to carry out swinging track,
Face is cut, peripheral drive unit is rotated by helical axis band mover cutterhead and cut face；
S2: cutting the dregs to get off, is rotated by the scum board on sub- cutterhead and dregs is brought to screw machine center, pass through spiral shell
Spin axis drains into dregs on belt feeder, spiral drive end unit setting late gate guarantee in Sand stratum can with quick closedown,
Guarantee construction safety；
S3: carrying out preliminary bracing using formwork steel section of jurisdiction in tunneling process, after tail shield certain distance is deviate from formwork steel section of jurisdiction,
Concrete grouting tank is directly injected into concrete to section of jurisdiction injection hole by Grouting Pipe, carries out supporting；
S4: propelling cylinder is tunneled by holding out against formwork steel section of jurisdiction offer counter-force, after tunneling certain distance, in section of jurisdiction bridge
Formwork steel section of jurisdiction is dismantled by section of jurisdiction demolition machine at frame, formwork steel section of jurisdiction is then delivered to by section of jurisdiction by the first segment crane
Near fitting machine, then will be in formwork steel pipe sheet assembling to tail shield by duct piece installation machine；
S5: repeating step S3 ~ S4, circuit sequentially, until completing to excavate work.
The utility model is suitable for the geology such as poor weak soil, the ooze of geological stability, and equipment driving with pressure has balance
The function of area surface pressure.The utility model drives sub- cutterhead to slag tap using screw machine, can when being used for major diameter tunnel excavation
A set of swing type mother cutterhead is arranged on the outside of screw machine driving cutterhead, is carried out Double-cutter excavation, is improved and excavate efficiency.This is practical new
Type relates to use and is recycled detachable steel form section of jurisdiction, no synchronous grouting, behind assembled complete section of jurisdiction inside tail shield, in the second endless tube
Concrete is injected on the inside of piece, guarantees that there is certain stability in tunnel.Behind assembled certain length formwork steel section of jurisdiction, in rear mating area
Steel pipe sheet is removed in domain, is transported steel pipe sheet to host duct piece installation machine region by segment crane, assembled again to use.Originally it sets
It is standby that there is matter adaptability strongly, while complete machine structure is relatively easy, mode conversion is convenient, interferes small, control to matching operation
Convenient, equipment manufacturing cost is cheap, economical and practical.
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 entirety front portion structure schematic diagram.
Fig. 2 is the utility model entirety front middle part structural schematic diagram.
Fig. 3 is central structure schematic diagram after the utility model entirety.
Fig. 4 the utility model entirety rear structure schematic diagram.
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. 1-2, embodiment 1, a kind of economical rock tunnel(ling) machine being adapted to great burying, including shield body and after match
Covering device, the shield body is interior to be equipped with cutterhead, screw machine 7, and cutterhead is located at the front of shield body, and the rear portion of cutterhead is connected with screw machine
It connects, rear corollary apparatus is equipped with dregs conveying device, and the front of screw machine 7 is connected with cutterhead, the rear portion of screw machine 7 and dregs
Conveying device is connected, and the dregs that cutterhead excavates is delivered to dregs conveying device through screw machine 7, then through dregs conveying device
It is transported to designated position processed.The cutterhead includes that female cutterhead 2 and sub- cutterhead 4, female cutterhead 2 are connected with driving device 3, driving device
3 can be used hydraulic motor, and hydraulic motor is swung by crank handle turns mother cutterhead, and sub- cutterhead 4 is connected with screw machine 7, screw machine
Helical axis band mover cutterhead rotate.Sub- cutterhead is located at the center of anterior shield, and female cutterhead at least 4, female cutterhead is with sub- knife
The center of disk is that the center of circle is angularly circumferentially arranged.The utility model designs a kind of tool head, conventional at 3-5 meters of minor diameter
Diameter 5-7 rice diameter shield, the utility model directly can directly drive sub- cutterhead using peripheral drive formula screw machine and rotate, real
The excavation of existing face；And in major diameter tunnel, screw machine drives in sub- cutter head type due to intensity and torque, and sub- cutterhead is straight
Diameter cannot design very greatly, therefore can design four drive motors in female cutterhead periphery, and the output end of drive motor is equipped with crank
And realize that wobbling action, swinging track are circle by crank handle turns mother cutterhead, realize that face excavates.
Further, corollary apparatus includes sequentially connected first trolley 22, the second trolley 29 and third trolley 30 after described,
The front end of first trolley 22 is connected with equipment bridge 19, and the front end of equipment bridge 19 is connected by dilatory oil cylinder 16 with screw machine 7, if
Standby bridge 19 is equipped with dregs conveying device and the first segment crane 21, after the first segment crane 21 is located at dregs conveying device
Side, for lifting formwork steel section of jurisdiction.The dregs conveying device is belt feeder 20, the front end of belt feeder 20 and slagging tap for screw machine
Mouth is corresponding, and for receiving the dregs dropped out from screw machine, the first trolley 22 is equipped with concrete grouting tank 23, concrete grouting
Tank 23 passes through Grouting Pipe slip casting into the injected hole of section of jurisdiction.Second trolley 29 is equipped with belt feeder slag notch 24, and belt feeder is slagged tap
Mouth 24 is corresponding with belt feeder 20, and percutaneously band slag notch is transported to designated position to the dregs on belt feeder, then is transported to through dregs trolley
Outside tunnel.Third trolley 30 is equipped with section of jurisdiction gantry 25, and section of jurisdiction gantry 25 is equipped with section of jurisdiction demolition machine 26 and the second segment crane
27.Section of jurisdiction demolition machine 26 is for removing the pre-splicing good formwork steel section of jurisdiction 15 in front, and the formwork steel section of jurisdiction 15 removed is again through the second pipe
Piece loop wheel machine 27 is transported near fitting machine, realizes the recycling of formwork steel section of jurisdiction 15, reduces production cost.
As shown in Figure 3-4, embodiment 2, a kind of economical rock tunnel(ling) machine being adapted to great burying, before the shield body includes
Shield 1 and tail shield 14, anterior shield 1 and tail shield 14 are tightly connected, and front baffle 31 is equipped in anterior shield 1, rear bulkhead 32 is equipped in tail shield 14, drives
Dynamic device 3 is arranged in front baffle 31, and driving device 3 connects one to one with female cutterhead, provides power for mother's cutterhead.Screw machine
7 front end is connected by driving flange seat 5 with front baffle 31, and the rear end of screw machine 7 passes through rear bulkhead 32 and conveys with dregs
Device is corresponding, and dregs is transported to dregs conveying device by screw machine 7, is further conveyed to dregs.The screw machine 7 includes
Bonnet body 33, bonnet body 33 is interior to be equipped with helical axis 8, and helical axis 8 is connected with sub- cutterhead 4, and helical axis band mover cutterhead is turned
Dynamic, the outer wall of 33 front end of bonnet body is equipped with peripheral drive unit 6, and peripheral drive unit 6 provides power for screw machine, and periphery is driven
The forward loss of machine of torque of the activation point of moving cell is small, can export most of torque to sub- cutterhead, guarantees that cutterhead is normally cut and is
Screw machine provides power, and the front end of bonnet body 33 is connected with front baffle 31, and the rear end of bonnet body 33 is equipped with late gate 18, back brake
Door 18 is corresponding with dregs conveying device, and late gate 18 guarantees to guarantee construction peace in Sand stratum with quick closedown
Entirely.
Further, the rear bulkhead 32 is equipped with support wheel 10, and support wheel 10 is equipped with rotation rolling disk 9, passes through hydraulic horse
Rolling disk is rotated up to driving, realizes that rotation rolling disk 9 can be rotated relative to rear bulkhead 32, rotation rolling disk 9 is equipped with duct piece installation machine 28, pipe
Piece fitting machine realizes 360 ° of rotations under the drive of rotation rolling disk 9, convenient for the installation to section of jurisdiction on circumference of duct piece installation machine, after
32 outer ring circumference of partition is equipped with propelling cylinder 11.Propelling cylinder 11 holds out against formwork steel section of jurisdiction 15 and pushes ahead, realize cutterhead to
Preceding driving.The duct piece installation machine 28 is equipped with snatch device 12, and snatch device 12 passes through radial expansion oil cylinder 13 and fitting machine
28 are connected, and realize moving radially for snatch device, and snatch device is used for grasping pipe piece.
Other structures are same as Example 1.
A kind of construction method for the economical rock tunnel(ling) machine being adapted to great burying, includes the following steps:
S1: when excavating major diameter tunnel, it is that circular swing is moved that driving device 3, which drives female cutterhead 2 to carry out swinging track,
Work cuts face, and peripheral drive unit 6 is rotated with mover cutterhead 4 by helical axis 8 and cut face；
S2: cutting the dregs to get off, is rotated by the scum board on sub- cutterhead 4 and dregs is brought to 7 center of screw machine, passed through
Helical axis 8 drains into dregs on belt feeder, and 7 tail portion of screw machine setting late gate 18 guarantees can be quick in Sand stratum
It closes, guarantees construction safety；
S3: preliminary bracing is carried out using formwork steel section of jurisdiction 15 in tunneling process, it is left that tail shield 3-5 ring is deviate from formwork steel section of jurisdiction 15
Behind the right side, concrete grouting tank is directly injected into concrete to section of jurisdiction injection hole 17 by Grouting Pipe, carries out supporting；
S4: propelling cylinder 11 is tunneled by holding out against the offer counter-force of formwork steel section of jurisdiction 15, when tunneling 30-50 ring or so,
When section of jurisdiction gantry 25 is moved to formwork steel section of jurisdiction 15, formwork steel section of jurisdiction 15 is torn open by section of jurisdiction demolition machine 26 at section of jurisdiction gantry 25
Fall, then formwork steel section of jurisdiction 15 is delivered near duct piece installation machine 28 by the first segment crane 21, then is installed by section of jurisdiction
Machine 28 will be in 15 assembly to tail shield 14 of formwork steel section of jurisdiction；S5: repeating step S3 ~ S4, circuit sequentially, until completing to excavate work.
The construction not only can be to avoid the unstable caused safety problem of geology when construction, but also the circulation of formwork steel section of jurisdiction may be implemented
It utilizes, and does not have to synchronous grouting, greatly reduce the construction cost and equipment cost in tunnel.
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 (7)
1. a kind of economical rock tunnel(ling) machine for being adapted to great burying, including shield body and rear corollary apparatus, it is characterised in that: described
Cutterhead, screw machine (7) are equipped in shield body, rear corollary apparatus is equipped with dregs conveying device, front and the cutterhead phase of screw machine (7)
Connection, the rear portion of screw machine (7) are connected with dregs conveying device, and the cutterhead includes female cutterhead (2) and sub- cutterhead (4), mother
Cutterhead (2) is connected with driving device (3), and sub- cutterhead (4) is connected with screw machine (7).
2. the economical rock tunnel(ling) machine according to claim 1 for being adapted to great burying, it is characterised in that: mating after described
Device includes sequentially connected first trolley (22), the second trolley (29) and third trolley (30), the front end of the first trolley (22)
It is connected with equipment bridge (19), the front end of equipment bridge (19) is connected with screw machine (7), and equipment bridge (19) is equipped with dregs conveying dress
It sets and the first segment crane (21).
3. the economical rock tunnel(ling) machine according to claim 2 for being adapted to great burying, it is characterised in that: the dregs is defeated
Sending device is belt feeder (20), and first trolley (22) is equipped with concrete grouting tank (23), and the second trolley (29) is equipped with
Belt feeder slag notch (24), belt feeder slag notch (24) is corresponding with belt feeder (20), and third trolley (30) is equipped with section of jurisdiction bridge
Frame (25), section of jurisdiction gantry (25) are equipped with section of jurisdiction demolition machine (26) and the second segment crane (27).
4. described in any item economical rock tunnel(ling) machines for being adapted to great burying according to claim 1 ~ 3, it is characterised in that: institute
Stating shield body includes anterior shield (1) and tail shield (14), is equipped with front baffle (31) in anterior shield (1), is equipped with rear bulkhead (32) in tail shield (14),
Driving device (3) is arranged on front baffle (31), and the front end of screw machine (7) is connected with front baffle (31), after screw machine (7)
End is across rear bulkhead (32) and corresponding with dregs conveying device.
5. the economical rock tunnel(ling) machine according to claim 4 for being adapted to great burying, it is characterised in that: the screw machine
(7) include bonnet body (33), be equipped with helical axis (8) in bonnet body (33), helical axis (8) is connected with sub- cutterhead (4), bonnet body
(33) outer wall is equipped with peripheral drive unit (6), and the front end of bonnet body (33) is connected with front baffle (31), bonnet body (33)
Rear end be equipped with late gate (18), late gate (18) is corresponding with dregs conveying device.
6. the economical rock tunnel(ling) machine according to claim 4 for being adapted to great burying, it is characterised in that: the rear bulkhead
(32) support wheel (10) are equipped with, support wheel (10) is equipped with rotation rolling disk (9), and rotation rolling disk (9) energy is opposite rear bulkhead (32)
Rotation, rotation rolling disk (9) are equipped with duct piece installation machine (28), and rear bulkhead (32) outer ring circumference is equipped with propelling cylinder (11).
7. the economical rock tunnel(ling) machine according to claim 6 for being adapted to great burying, it is characterised in that: the section of jurisdiction peace
(28) are installed equipped with snatch device (12), snatch device (12) is connected by radial expansion oil cylinder (13) with fitting machine (28)
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821809895.3U CN209324359U (en) | 2018-11-05 | 2018-11-05 | A kind of economical rock tunnel(ling) machine being adapted to great burying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821809895.3U CN209324359U (en) | 2018-11-05 | 2018-11-05 | A kind of economical rock tunnel(ling) machine being adapted to great burying |
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| Publication Number | Publication Date |
|---|---|
| CN209324359U true CN209324359U (en) | 2019-08-30 |
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ID=67709370
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821809895.3U Active CN209324359U (en) | 2018-11-05 | 2018-11-05 | A kind of economical rock tunnel(ling) machine being adapted to great burying |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339809A (en) * | 2018-11-05 | 2019-02-15 | 中铁工程装备集团有限公司 | A kind of economical rock tunnel(ling) machine being adapted to great burying and its construction method |
| CN113107519A (en) * | 2021-03-17 | 2021-07-13 | 中铁工程装备集团有限公司 | TBM host and TBM |
-
2018
- 2018-11-05 CN CN201821809895.3U patent/CN209324359U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339809A (en) * | 2018-11-05 | 2019-02-15 | 中铁工程装备集团有限公司 | A kind of economical rock tunnel(ling) machine being adapted to great burying and its construction method |
| CN113107519A (en) * | 2021-03-17 | 2021-07-13 | 中铁工程装备集团有限公司 | TBM host and TBM |
| CN113107519B (en) * | 2021-03-17 | 2022-03-22 | 中铁工程装备集团有限公司 | TBM host and TBM |
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