CN202300409U - Tunnel excavation equipment - Google Patents
Tunnel excavation equipment Download PDFInfo
- Publication number
- CN202300409U CN202300409U CN2011203578725U CN201120357872U CN202300409U CN 202300409 U CN202300409 U CN 202300409U CN 2011203578725 U CN2011203578725 U CN 2011203578725U CN 201120357872 U CN201120357872 U CN 201120357872U CN 202300409 U CN202300409 U CN 202300409U
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- tunnel
- excavation
- cursor slide
- telescopic
- equipment
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Abstract
The utility model discloses tunnel excavation equipment, which includes a mechanism for keeping the soil body in the tunnel to be stable, an excavation crushing mechanism, a support mechanism and a conveying mechanism, wherein the mechanism for keeping the soil body in the tunnel to be stable further includes a movable front edge (1) for avoiding soil body on the periphery of an arch crown of the tunnel from collapse, a hydraulic movable baffle (2) for guaranteeing the stability of soil body of an upper half section of a tunnel face, and a notch ring lower inclined surface (3) for guaranteeing the stability of soil body of a lower half end surface of the excavation surface; the support mechanism is installed at the upper part of an equipment supporting ring beam (9); the movable front edge is connected with the front end of the support mechanism; the movable front edge is movably hinged with the hydraulic movable baffle; the excavation crushing mechanism is connected onto a support frame (409) of the equipment supporting ring beam through a swing seat (10); the conveying mechanism is obliquely arranged at the lower part of a support frame of the equipment support ring beam; and the notch ring lower inclined surface is arranged at the conveying mechanism at the end positioned in the tunnel. The equipment can be used for safe and effective tunnel excavation and lining in a shield.
Description
Technical field
The utility model relates to tunnel excavation equipment.
Background technology
The shield tunnel development machine; Be called for short shield machine; Be a kind of special engineering machinery of tunnel piercing, modern shield excavation machine light harvesting, mechanical, electrical, liquid, sensing, information technology be in one, has the excavation cutting soil body, carries soil quarrel, the assembly unit tunnel lining, measures function such as the correction of leading; Relate to multi-door subject technologies such as geology, building, machinery, mechanics, hydraulic pressure, electric, control, measurement, be widely used in construction of tunnel such as subway, railway, highway, municipal administration, water power.Shield machine is the closed cylinder steel assembly that a front end is provided with cutterhead, soil is excavated while pushing ahead along the tunnel axis.There are enclosed baffle in the excavation face of existing structure and interior storehouse between propping up, and can't directly see whole face situations, and it is invisible to construct, and does not observe the men working situation, as accident occurs and also can't discover.Run into the driving soil layer closely knit with contain a large amount of erratic boulders and can't handle, make constructing tunnel have significant limitation.
Summary of the invention
The invention technical problem to be solved provides a kind of tunnel excavation equipment that is used for anhydrous genuine layer; This equipment can carry out the excavation and the lining cutting operation of tunnel safely and efficiently in the shield structure when preventing the avalanche of soft ground excavation face or keeping the excavation face stable.
For realizing the foregoing invention purpose, following technical scheme is adopted in the invention:
A kind of tunnel excavation equipment comprises the mechanism, excavation crushing mechanism, supporting mechanism and the conveying mechanism that keep soil stabilization in the tunnel; The mechanism of soil stabilization further comprises the movable forward position of the soil body slump that prevents tunnel vault periphery in the said maintenance tunnel, ensures the hydraulic pressure moving stop of first section soil stabilization of tunnel tunnel face and the otch ring lower bevel that guarantees second end face soil stabilization of excavation face; Supporting mechanism is installed on equipment supporting ring beam top; Supporting mechanism front end connection activity forward position; Movable forward position and hydraulic pressure moving stop are movably hinged; Excavate crushing mechanism through the connection of swing seat on the bracing frame of equipment supporting ring beam, the bracing frame lower tilt of equipment supporting ring beam is provided with conveying mechanism, and the end that said conveying mechanism is positioned at the tunnel is provided with otch ring lower bevel.
Preferably, said movable forward position promotes to combine with the slide rail guiding through hydraulic jack; The moving stop of said hydraulic pressure moving stop is connected with hydraulic jack; Said otch ring lower bevel and shield shell link together.
Preferably; Said excavation crushing mechanism comprises the telescopic excavation of cursor slide mechanism; The telescopic excavation of said cursor slide mechanism comprises scraper bowl, telescopic arm and stretching device; Said telescopic arm is made up of last cursor slide and following cursor slide two parts, and last cursor slide is installed in down the cursor slide top, and both cooperatively interact with following cursor slide both sides directive wheel and track A through last cursor slide both sides directive wheel and track A and are connected as a single entity up and down; The said cursor slide front end of going up connects scraper bowl through stretching device; The said cursor slide both sides of going up are provided with the stretching device that is connected with following cursor slide; Said cursor slide down is connected with the swing seat through stretching device; Swing seat both sides are provided with the stretching device that is connected with bracing frame.
Preferably; Said excavation crushing mechanism comprises the telescopic crushing mechanism of slippage; The telescopic crushing mechanism of said slippage comprises quartering hammer; And the stretching device that is provided with in the quartering hammer both sides, said quartering hammer is arranged on the last cursor slide of the telescopic excavation of cursor slide mechanism through track B, and links to each other with last cursor slide through stretching device.
Preferably, said stretching device is set to telescopic oil cylinder.
Preferably, said supporting mechanism is set to jack.
Preferably, said conveying mechanism is set to conveying worm.
Preferably, said tunnel excavation equipment also comprises the section of jurisdiction fitting machine, and said section of jurisdiction fitting machine links together through guide rail and shield body.
Because adopt aforesaid technical scheme, the invention has following beneficial effect:
1, because this tunnel excavation equipment does not need base bearing, no knife disc tool, so equipment fault is few, equipment cost is low, is about 50% of closed shield machine.
2, because this tunnel excavation front equipment end does not have cutterhead, and excavation face and interior storehouse do not have enclosed baffle between propping up, therefore can directly observe excavation face situation, can handle waft stone and obstruction, various anhydrous bottoms are widely used.
When 3, excavating crushing mechanism work, conveying mechanism transports out dregs, and directly the excavation transportation earthwork need not improve dregs, and pollution-free, speed is fast.
4, this tunnel excavation equipment power consumption is little, is about 50% of closed shield machine, has reduced city electricity consumption corollary equipment and power consumption.
Description of drawings
Fig. 1 is the front view of the tunnel excavation equipment of the invention;
Fig. 2 is the front view of the telescopic excavation of the cursor slide of the invention mechanism;
Fig. 3 is the front view of the telescopic crushing mechanism of slippage of the invention;
Fig. 4 is the vertical view of the excavation crushing mechanism of the invention;
Among the figure: the movable forward position of 1-; 2-hydraulic pressure moving stop; 3-otch ring lower bevel; The telescopic excavation of 4-cursor slide mechanism; The telescopic crushing mechanism of 5-slippage; The 6-conveying worm; 7-section of jurisdiction fitting machine; The 8-jack; 9-equipment supporting ring beam; 10-swings seat;
The last cursor slide of 401-; Cursor slide under the 402-; The 403-directive wheel; 404-telescopic oil cylinder A; 405-track A; The 406-scraper bowl; 407-telescopic oil cylinder B; 408-telescopic oil cylinder C; The 409-bracing frame; 410-telescopic oil cylinder D;
The 501-quartering hammer; 502-hydraulic jack E; 503-track B.
The specific embodiment
Combine accompanying drawing later on and preferred embodiment the invention is explained further that what need explanation is that preferred embodiment must not be as the restriction to the invention technical scheme.
In conjunction with Fig. 1, tunnel excavation equipment comprises the mechanism, excavation crushing mechanism, the jack 8 as supporting mechanism, conveying worm 6 and the section of jurisdiction fitting machine 7 that keep soil stabilization in the tunnel.Equipment supporting ring beam 9 tops installation jack 8 excavates crushing mechanism through 10 connections of swing seat on the bracing frame 409 of equipment supporting ring beam, and bracing frame 409 lower tilt of equipment supporting ring beam are provided with conveying worm 6.Section of jurisdiction fitting machine 7 links together through guide rail and shield body and function bolt.Adopt conveying worm 6 that the earthwork is delivered into mine car; 7 of section of jurisdiction fitting machines carry out the section of jurisdiction under the protection of housing installs, the behind, section of jurisdiction, and slip casting is carried out synchronously.
Wherein, The mechanism of soil stabilization further comprises the movable forward position 1 of the soil body slump that prevents tunnel vault periphery in the maintenance tunnel, ensures the hydraulic pressure moving stop 2 of first section soil stabilization of tunnel tunnel face and the otch ring lower bevel 3 that guarantees second end face soil stabilization of excavation face; Movable forward position links together through hydraulic jack and guide rail; Hydraulic jack and moving stop are through the hinged formation hydraulic pressure of bearing pin moving stop; Said otch ring lower bevel links together through bolt and shield body.Utilize otch ring lower bevel, guarantee the promotion of second end face soil body of excavation face, and then guarantee the stable of second end face soil body of excavation face.
In conjunction with Fig. 2 and Fig. 4, excavate crushing mechanism and comprise the telescopic excavation of cursor slide mechanism 4, the telescopic excavation of cursor slide mechanism to face the earthwork directly excavate.The telescopic excavation of said cursor slide mechanism comprises scraper bowl 406, telescopic arm and telescopic oil cylinder; Said telescopic arm is made up of with following cursor slide 402 two parts last cursor slide 401; Last cursor slide is installed in down cursor slide top, and directive wheel 403 and track A405 that symmetric arrangement is arranged in both arrange symmetric arrangement more through last cursor slide 401 both sides directive wheel 403 and track A405 and following cursor slide 402 both sides more cooperatively interact and be connected as a single entity up and down; Said cursor slide 401 front ends of going up connect scraper bowl 406 through telescopic oil cylinder B407, and the cylinder body of telescopic oil cylinder B407 is fixed on the cursor slide 401, and the moving bar of telescopic oil cylinder B407 is fixed on the scraper bowl 406; Said cursor slide 401 both sides of going up are provided with the telescopic oil cylinder A404 that is connected with following cursor slide 402, and the cylinder body of telescopic oil cylinder A404 is fixed on down on the cursor slide 402, and the moving bar of telescopic oil cylinder A404 is fixed on the cursor slide 401; Said cursor slide 402 down is connected with swing seat 10 through telescopic oil cylinder C408, and the cylinder body of telescopic oil cylinder C408 is fixed on the swing seat 10, and the moving bar of telescopic oil cylinder C408 is fixed on down on the cursor slide 402; Following cursor slide 402 is fixed on the bracing frame 409 through swing seat 10, and swing seat 10 both sides are provided with the telescopic oil cylinder D410 that is connected with bracing frame 409, and telescopic oil cylinder D410 cylinder body is fixed on the bracing frame 409, and the moving bar of telescopic oil cylinder D410 is fixed on the swing seat 10.Last cursor slide 401 can freely stretch before and after track A405 on following cursor slide 402 tops through telescopic oil cylinder A404 effect.Directive wheel 403 adopts many row's symmetric arrangement, can guarantee cursor slide 401 and the stable slippage of following cursor slide 402 along track.This mechanism can adjust the telescopic arm retractility at any time, thereby suitably adjusts the excavation scope.
In conjunction with Fig. 3, excavate crushing mechanism and also comprise the telescopic crushing mechanism 5 of slippage, the telescopic crushing mechanism of slippage is accomplished second-time breakage.The telescopic crushing mechanism of said slippage comprises quartering hammer 501, and the telescopic oil cylinder E502 that is provided with in the quartering hammer both sides, and the moving bar of telescopic oil cylinder E502 is fixed on quartering hammer 501 both sides; Quartering hammer 501 is arranged on the last cursor slide 401 of the telescopic excavation of cursor slide mechanism 4 through zigzag pressing plate track B503 along construction direction; And quartering hammer is the front and back paddling in orbit, and telescopic oil cylinder E502 cylinder body earrings is fixed on the last cursor slide 401 of the telescopic excavation of cursor slide mechanism 4.The telescopic crushing mechanism 5 of slippage combines with the telescopic excavation of cursor slide mechanism 4; In directly pick process of 4 pairs of face earthwork of the telescopic excavation of cursor slide mechanism; The loose effectively intensive soil layer of the telescopic crushing mechanism 5 of slippage, the stone that cleaning is floated, and accomplish secondary and excavate.The setting of hydraulic jack E502 and track B503; Through the front and back slippage of extension and contraction control quartering hammer 501 on track B503 of the moving bar of hydraulic jack E502, realize the flexible of quartering hammer, reached needed different operating length; Practice thrift working space, improved operating efficiency.When telescopic crushing mechanism 5 of slippage and the telescopic excavation of cursor slide mechanism 4 auxiliarys retraction, be combined as a whole.
The novel tunnel excavation equipment adopts crane to call in the excavation starting well, and carries out shaft bottom assembling and boring parameter correction.During formal the driving, movable forward position 1 is stretched out successively with the soil body of 150 degree scopes above the telescopic excavation of the cursor slide that the excavates crushing mechanism mechanism 4 annular piecemeals excavation excavation faces by elder generation, insert the previous excavation of owing that excavates the position, and the formation layer protects.Excavate first section residue soil body again, open breast boards successively, only stop the front of digging.After first section construction is accomplished, shield machine scraper bowl 406 will excavate the basifacial soil body and excavate.The telescopic crushing mechanism 5 of slippage that excavates crushing mechanism is in the mining process of the soil body, and loose effectively intensive soil layer is cleared up the stone that floats, and accomplishes second-time breakage.After excavate accomplishing, separate the oil cylinder in movable forward position, advance oil cylinder to advance the shield machine 60CM that advances, rely on the otch ring cutting to fall the excavation side of owing, the passive retraction in movable forward position is regained mobile breast boards simultaneously.The earthwork in the digging process is sent mine car at any time to, and is transported outside the hole by its marshalling then through conveying worm 6, so far accomplishes the first circulation excavation.Subsequently, the second circulation excavation is carried out in repetitive operation, after excavation is accomplished, vertical excavation section of 120CM will be arranged.At this moment, carry out the section of jurisdiction blackout, install and carry out synchronous grouting.So far accomplish a work cycle of shield machine.Be furnished with automatic guiding system in the shield machine, the anti-rotation and correction whirligig of shield machine side will effectively guarantee the correct of shield machine tunneling direction.Shield machine carries out next work cycle according to this.After tunneling construction is accomplished, shield machine will directly access in the end well.
Claims (8)
1. a tunnel excavation equipment comprises the mechanism, excavation crushing mechanism, supporting mechanism and the conveying mechanism that keep soil stabilization in the tunnel; The mechanism of soil stabilization further comprises the movable forward position (1) of the soil body slump that prevents tunnel vault periphery in the said maintenance tunnel, ensures the hydraulic pressure moving stop (2) of first section soil stabilization of tunnel tunnel face and the otch ring lower bevel (3) that guarantees second end face soil stabilization of excavation face; It is characterized in that: supporting mechanism is installed on equipment supporting ring beam (9) top; Supporting mechanism front end connection activity forward position (1); Movable forward position (1) is movably hinged with hydraulic pressure moving stop (2); The bracing frame (409) of equipment supporting ring beam (9) upward connects the excavation crushing mechanism through swing seat (10), and the bracing frame lower tilt of equipment supporting ring beam is provided with conveying mechanism, and the end that said conveying mechanism is positioned at the tunnel is provided with otch ring lower bevel (3).
2. tunnel excavation equipment according to claim 1 is characterized in that: said movable forward position (1) promotes to combine with the slide rail guiding through hydraulic jack; The moving stop of said hydraulic pressure moving stop (2) is connected with hydraulic jack; Said otch ring lower bevel (3) links together with the shield shell.
3. tunnel excavation equipment according to claim 1; It is characterized in that: said excavation crushing mechanism comprises the telescopic excavation of cursor slide mechanism (4); The telescopic excavation of said cursor slide mechanism comprises scraper bowl (406), telescopic arm and stretching device; Said telescopic arm is made up of last cursor slide (401) and following cursor slide (402) two parts; Last cursor slide (401) is installed in down cursor slide (402) top, and both cooperatively interact with following cursor slide (402) both sides directive wheels (403) and track A (405) through last cursor slide (401) both sides directive wheels (403) and track A (405) and are connected as a single entity up and down; Said cursor slide (401) front end of going up connects scraper bowl (406) through stretching device; The said cursor slide both sides of going up are provided with the stretching device that is connected with following cursor slide; Said cursor slide down is connected with swing seat (10) through stretching device; Swing seat (10) both sides are provided with the stretching device that is connected with bracing frame (409).
4. tunnel excavation equipment according to claim 1; It is characterized in that: said excavation crushing mechanism comprises the telescopic crushing mechanism of slippage (5); The telescopic crushing mechanism of said slippage comprises quartering hammer (501); And the stretching device that is provided with in quartering hammer (501) both sides, said quartering hammer is arranged on the last cursor slide (401) of cursor slide telescopic excavation mechanism (4) through track B (503), and links to each other with last cursor slide (401) through stretching device.
5. according to claim 3 or 4 described tunnel excavation equipment, it is characterized in that: said stretching device is set to telescopic oil cylinder.
6. tunnel excavation equipment according to claim 1 is characterized in that: said supporting mechanism is set to jack (8).
7. tunnel excavation equipment according to claim 1 is characterized in that: said conveying mechanism is set to conveying worm (6).
8. tunnel excavation equipment according to claim 1 is characterized in that: said tunnel excavation equipment also comprises section of jurisdiction fitting machine (7), and said section of jurisdiction fitting machine links together through guide rail and shield body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203578725U CN202300409U (en) | 2011-09-22 | 2011-09-22 | Tunnel excavation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203578725U CN202300409U (en) | 2011-09-22 | 2011-09-22 | Tunnel excavation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202300409U true CN202300409U (en) | 2012-07-04 |
Family
ID=46369331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203578725U Expired - Fee Related CN202300409U (en) | 2011-09-22 | 2011-09-22 | Tunnel excavation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202300409U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330555A (en) * | 2011-09-22 | 2012-01-25 | 洛阳聚科特种工程机械有限公司 | Tunnelling equipment |
| CN104653192A (en) * | 2015-01-28 | 2015-05-27 | 李康 | Shield machine for civil engineering |
-
2011
- 2011-09-22 CN CN2011203578725U patent/CN202300409U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330555A (en) * | 2011-09-22 | 2012-01-25 | 洛阳聚科特种工程机械有限公司 | Tunnelling equipment |
| CN102330555B (en) * | 2011-09-22 | 2014-12-17 | 洛阳聚科特种工程机械有限公司 | Tunnelling equipment |
| CN104653192A (en) * | 2015-01-28 | 2015-05-27 | 李康 | Shield machine for civil engineering |
| CN104653192B (en) * | 2015-01-28 | 2017-06-16 | 河南省建筑设计研究院有限公司 | A kind of civil engineering shield machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20150922 |
|
| EXPY | Termination of patent right or utility model |