CN205297597U - But full section combination formula reducing lining cutting device - Google Patents
But full section combination formula reducing lining cutting device Download PDFInfo
- Publication number
- CN205297597U CN205297597U CN201521107717.2U CN201521107717U CN205297597U CN 205297597 U CN205297597 U CN 205297597U CN 201521107717 U CN201521107717 U CN 201521107717U CN 205297597 U CN205297597 U CN 205297597U
- Authority
- CN
- China
- Prior art keywords
- lining
- supporting bar
- horizontal
- lead screw
- liner supporting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model provides a but full section combination formula reducing lining cutting device, including lining cutting system of hunch portion, limit wall lining builds the system, first horizontal lead screw, the horizontal lead screw of second, the horizontal lead screw of third, gate -type master frame, gate -type rack base, increase the system, a first horizontal T shape lining cutting guard bar, the horizontal T of a second shape lining cutting guard bar, a first perpendicular lining cutting guard bar, the perpendicular lining cutting of a second guard bar, the perpendicular lining cutting of a third guard bar, first lining cutting ring, second lining cutting ring, the ground body, firm support, the steel scarfing seat, the sliding support locator card, rectangle fixing support, toper fixing support, gate -type rack connecting rod, the template is adjusted in the lining cutting of hunch portion, the template is adjusted to wall lining step in limit. The beneficial effects of the utility model are that: can carry out secret grain depot hole room adherence lining cutting and separate lining combination construction all -round, fast, can be accurate, the low cost carries out the full section lining cutting in secret grain depot hole room and assembles.
Description
Technical field
This utility model relates to a kind of reducing lining cutting device, is more particularly to a kind of tunneling boring combination radial variable lining cutting device constructed for underground grain depot cavern from wall.
Background technology
Underground grain depot cavern has the advantages such as constant temperature, antidetonation, protection against the tide, fire prevention, national security is store grain significant. existing underground grain depot cavern main architectural style divides two big classes: 1. cave depot country rock is as structure, by the multiple stability being only to strengthen surrounding rock of chamber, 2. being left out the carrying effect of country rock, ground pressure is carried stress by by complex structure. by multiple form have adherent with from wall liner overlap two kinds. adherent with from wall construction, its construction technology is different from the construction of the tunnels such as common railway, highway, diversion, and underground grain depot cavern con struction not only to consider the impact of span (width), and it is also contemplated that the impact of springing height. because cavern span (width) is the key making full use of underground grain depot area, have to comply with stored grain safety and inspection facilitates requirement, and the springing height of grain depot, quantity stored up by the grain being related to underground grain depot, it it is a space availability ratio problem, properly increase the springing height of underground grain depot, be to increase the effective way of underground grain depot heap index of flow amount. at present, lining construction to underground chamber, mainly adopts lining trolley, including simple and easy lining trolley, all-hydraulic automatic walking lining trolley and netted lining trolley, these lining trolleys can be used for all kinds of long and short tunnel, and the development of lining construction has been risen important function. but the lining construction of underground grain depot cavern is different from common highway, ferrum road, hydraulic tunnel, underground grain depot cavern lining construction is except adherent construction, it is also performed to construct from wall, and for highway, ferrum road, the conventional lining chassis of the tunnels such as water conservancy project, mainly by skeleton unit, modular unit forms, these skeleton units and modular unit, it is the size of determining standard of the section size according to tunnel mostly, the lining construction of the big change section part of the lining construction under many reducings factor and tunnel is lacked consideration, can only be single for the adherent lining construction under tunnel fixed diameter, cannot be used for separate lining construction, the lining construction of the big change section part of tunnel can not be used for, and the correlational study of the tunneling boring combination radial variable lining cutting device constructed from wall about underground grain depot cavern rarely has report.
Utility model content
In order to overcome above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of tunneling boring combination radial variable lining cutting device constructed for underground grain depot cavern from wall, and this device has that speed of application is fast, cost is low, highly versatile, turnover utilization rate advantages of higher.
A kind of tunneling boring combination radial variable lining cutting device, it is characterized in that, including Arch lining system 1, side wall lining system 2, first horizontal lead screw 3, second horizontal lead screw 4, 3rd horizontal lead screw 5, the main stand 6 of gate-type, gate-type rack base 7, height-adjusting system 8, first horizontal T-shaped liner supporting bar 9, second horizontal T-shaped liner supporting bar 10, first vertical liner supporting bar 11, second vertical liner supporting bar 12, 3rd vertical liner supporting bar 13, first Lining Ring 14, second Lining Ring 15, Rock And Soil 16, firm bearing 17, steel scarfing seat 18, sliding support locator card 19, rectangle hold-down support 20, taper hold-down support 21, gate-type stand connecting rod 22, Arch lining adjusting template 23, side wall lining adjusting template 24.
The main stand of gate-type 6, gate-type rack base 7 and height-adjusting system 8 form a piece of tunnel full-section lining device door frame stress system;
It is connected with side wall lining system 2 by first horizontal lead screw the 3, second horizontal lead screw the 4, the 3rd horizontal lead screw 5, form arch load supporting system by first horizontal T-shaped liner supporting bar the 9, second horizontal T-shaped liner supporting bar 10 liner supporting bar vertical with first 11, second vertical liner supporting bar 13 of vertical liner supporting bar the 12, the 3rd, then described arch load supporting system is connected with Arch lining system 1;
Arch lining system 1 and side wall lining system 2 form the lining cutting entirety supporting system of underground grain depot cavern, first horizontal lead screw the 3, second horizontal lead screw the 4, the 3rd horizontal lead screw 5 and the second horizontal vertical vertical liner supporting bar 13 of liner supporting bar the 12, the 3rd of the vertical liner supporting bar of T-shaped liner supporting bar 10, first 11, second are by the lining construction requirement according to the first Lining Ring 14 and the second Lining Ring 15, lining cutting is carried out reducing adjustment, meets tunneling boring tunnel composite lining construction requirement;
Some door frame stress systems being attached axially through gate-type stand connecting rod 22, form whole tunnel lining device.
To achieve these goals, the technical solution adopted in the utility model is:
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
(1) the adherent lining cutting in underground grain depot cavern and separate lining combination construction can comprehensive, be quickly carried out. By arranging some telescopic horizontal lead screws, realize the scalable of tunnel side wall lining system, by arranging scalable horizontal T-shaped liner supporting bar, the scalable of tunnel Arch lining system can be realized from horizontal direction, by arranging some removable vertical liner supporting bars, the scalable of tunnel Arch lining system, the setting of these adjustable systems can be realized from vertical direction, there is the advantages such as speed of application is fast, cost is low, highly versatile.
(2) can accurately, that low cost carries out underground grain depot cavern full-section lining is assembled. By some Arch lining subsystems are arranged Arch lining telescopic block, the lining cutting that can realize changing greatly section part tunnel vault is assembled, by some side wall lining subsystems are arranged side wall lining telescopic block, the lining cutting that can realize changing greatly section part tunnel abutment wall is assembled, construction cost can be saved, reduce labor intensity, it is ensured that the turnover utilization rate of lining shuttering is high.
Accompanying drawing explanation
Fig. 1 is embodiment device separate lining construction front view.
Fig. 2 is embodiment device separate lining construction 1-1 profile.
Fig. 3 is that embodiment device separate lining is constructed the first Arch lining subsystem front view.
Fig. 4 be in Fig. 3 Arch lining telescopic block stretch out after front view.
Fig. 5 is the front view of Arch lining adjusting template in Fig. 4.
Fig. 6 is that embodiment device separate lining is constructed the first side wall lining subsystem front view.
Fig. 7 be in Fig. 6 side wall lining telescopic block stretch out after front view.
Fig. 8 is the front view of side wall lining adjusting template in Fig. 7.
Fig. 9 is lining cutting telescopic supporting bar front view in the horizontal T-shaped liner supporting bar of embodiment device second.
Labelling in figure: 1-Arch lining system, 101-the first Arch lining subsystem, 1011-Arch lining block, 1012-Arch lining template, 1021-Arch lining telescopic block, 102-the second Arch lining subsystem, 103-the 3rd Arch lining subsystem, 104-the 4th Arch lining subsystem, 2-side wall lining system, 201-the first side wall lining subsystem, 2011-slope lining, 2012-side wall lining template, 2021--side wall lining telescopic block, 202 second side wall lining subsystems, 203-the 3rd side wall lining subsystem, 3-the first horizontal lead screw, 4-the second horizontal lead screw, 5-the 3rd horizontal lead screw, the main stand of 6-gate-type, 7-gate-type rack base, 8-height-adjusting system, the horizontal T-shaped liner supporting bar of 9-first, the horizontal T-shaped liner supporting bar of 10-second, 1041-lining cutting telescopic supporting bar, the vertical liner supporting bar of 11-first, the vertical liner supporting bar of 12-second, the vertical liner supporting bar of 13-the 3rd, 14-the first Lining Ring, 15-the second Lining Ring, 16-Rock And Soil, 17-consolidates bearing, 18-steel scarfing seat, 19-sliding support locator card, 20-rectangle hold-down support, 21-taper hold-down support, 22-gate-type stand connecting rod, 23-Arch lining adjusting template, 24-side wall lining adjusting template.
Detailed description of the invention
Below in conjunction with each accompanying drawing, this utility model is described in detail.
Embodiment 1
As shown in Fig. 1��Fig. 9,
A kind of tunneling boring combination radial variable lining cutting device constructed from wall for underground grain depot cavern, including Arch lining system 1, side wall lining system 2, first horizontal lead screw 3, second horizontal lead screw 4, 3rd horizontal lead screw 5, the main stand 6 of gate-type, gate-type rack base 7, height-adjusting system 8, first horizontal T-shaped liner supporting bar 9, second horizontal T-shaped liner supporting bar 10, first vertical liner supporting bar 11, second vertical liner supporting bar 12, 3rd vertical liner supporting bar 13, first Lining Ring 14, second Lining Ring 15, Rock And Soil 16, firm bearing 17, steel scarfing seat 18, sliding support locator card 19, rectangle hold-down support 20, taper hold-down support 21, gate-type stand connecting rod 22, Arch lining adjusting template 23, side wall lining adjusting template 24.
First, the main stand of gate-type 6, gate-type rack base 7 and height-adjusting system 8 form a piece of tunnel full-section lining device door frame stress system;
Secondly, it is connected with side wall lining system 2 by first horizontal lead screw the 3, second horizontal lead screw the 4, the 3rd horizontal lead screw 5, form arch load supporting system by first horizontal T-shaped liner supporting bar the 9, second horizontal T-shaped liner supporting bar 10 liner supporting bar vertical with first 11, second vertical liner supporting bar 13 of vertical liner supporting bar the 12, the 3rd, then it is connected with Arch lining system 1;
Again, Arch lining system 1 and side wall lining system 2 form the lining cutting entirety supporting system of underground grain depot cavern, first horizontal lead screw the 3, second horizontal lead screw the 4, the 3rd horizontal lead screw 5 and the second horizontal vertical vertical liner supporting bar 13 of liner supporting bar the 12, the 3rd of the vertical liner supporting bar of T-shaped liner supporting bar 10, first 11, second will according to the lining construction requirements of the first Lining Ring 14 (adherent lining cutting) Yu the second Lining Ring 15 (separate lining), lining cutting is carried out reducing adjustment, meets tunneling boring tunnel composite lining construction requirement;
Finally, being attached by Force system by some (the present embodiment is provided with four) door frames axially through gate-type stand connecting rod 22, whole tunnel lining device (as shown in Figure 2) is formed.
Arch lining system 1 and side wall lining system 2 form the overall shoring system of underground grain depot cavern. Arch lining system 1 includes first Arch lining subsystem the 101, second Arch lining subsystem the 102, the 3rd Arch lining subsystem the 103, the 4th Arch lining subsystem 104. The structure structure of 3 subsystems, function, the Construction Principles such as the second Arch lining subsystem 102, the 3rd Arch lining subsystem 103, the 4th Arch lining subsystem 104 are all referring to the first Arch lining subsystem 101. For the first Arch lining subsystem 101, its structure is: it includes Arch lining block 1011, Arch lining template 1012 and Arch lining telescopic block 1021. When utilizing the first Arch lining subsystem 101 to carry out the lining construction of the second Lining Ring 15 (separate lining), Arch lining template 1012 can outwards auto-extending to set length to meet the thickness of tunnel-liner, when the first Arch lining subsystem 101 does not carry out the lining construction of the second Lining Ring 15, Arch lining template 1012 is not protruding, but be interlocked with Arch lining block 1011, form an entirety; When utilizing the first Arch lining subsystem 101 to carry out the lining construction of the first Lining Ring 14 (adherent lining cutting), Arch lining template 1012 is not protruding, it directly carries out lining construction with Arch lining block 1011 collectively as liner structure, it is ensured that liner structure and the common stress of Rock And Soil 16.
Second Arch lining subsystem the 102, the 3rd Arch lining subsystem the 103, the 4th Arch lining subsystem 104 all has identical self extending function with the first Arch lining subsystem 101. When carrying out the first Lining Ring 14 lining construction (adherent lining cutting), Arch lining telescopic block 1021 is stretched out from the two ends of the first Arch lining subsystem 101, the top of Arch lining telescopic block 1021 and Arch lining adjusting template 23 are spirally connected, ensure the planarization of Arch lining template, it is ensured that the quality of lining construction; When carrying out the second Lining Ring 15 lining construction, Arch lining telescopic block 1021 bounces back in the inside of the first Arch lining subsystem 101, fast realizes the flexible construction of Arch lining, it is ensured that the efficiency of lining construction.
Side wall lining system 2 includes first side wall lining subsystem the 201, second side wall lining subsystem the 202, the 3rd side wall lining subsystem 203. Second side wall lining subsystem 202 and the 3rd side wall lining subsystem 203 all have identical structure structure, function and Construction Principle with the first side wall lining subsystem 201. With the first side wall lining subsystem 201, its structure includes slope lining 2011, side wall lining template 2012, side wall lining telescopic block 2021. When utilizing the first side wall lining subsystem 201 to carry out the lining construction of the second Lining Ring 15 (separate lining), side wall lining template 2012 can outwards auto-extending to set length to meet the thickness of tunnel-liner, when the first side wall lining subsystem 201 does not carry out the lining construction of the second Lining Ring 15, side wall lining template 2012 is not protruding, but be interlocked with slope lining 2011, form an entirety; When utilizing the first side wall lining subsystem 201 to carry out the lining construction of the first Lining Ring 14 (adherent lining cutting), side wall lining template 2012 is not protruding, its directly and slope lining 2011 carry out lining construction collectively as liner structure.
Second side wall lining subsystem the 202, the 3rd side wall lining subsystem 203 all has identical self extending function with the first side wall lining subsystem 201. When carrying out the first Lining Ring 14 lining construction (adherent lining cutting), side wall lining telescopic block 2021 is stretched out from the two ends of the first side wall lining subsystem 201, and the top of side wall lining telescopic block 2021 and side wall lining adjusting template 24 are spirally connected; When carrying out the second Lining Ring 15 lining construction, side wall lining telescopic block 2021 bounces back in the inside of the first side wall lining subsystem 201.
As shown in Fig. 2��Fig. 9:
First horizontal lead screw the 3, second horizontal lead screw 4 is connected with the second side wall lining subsystem 202 by rectangle hold-down support 20, is connected by the main stand 6 of taper hold-down support 21 and gate-type.
3rd horizontal lead screw 5 is connected with the 3rd side wall lining subsystem 203 by rectangle hold-down support 20, is connected with gate-type rack base 7 by taper hold-down support 21.
First horizontal lead screw the 3, second horizontal lead screw the 4, the 3rd horizontal lead screw 5 is respectively provided with hydraulic pressure automatic telescopic function. When carrying out lining construction (the adherent lining cutting) of the first Lining Ring 14, first horizontal lead screw the 3, second horizontal lead screw the 4, the 3rd horizontal lead screw 5 all can realize outside automatic telescopic, flexible stroke range is 1.5m, automatic telescopic screw mandrel until the second side wall lining subsystem the 202, the 3rd side wall lining subsystem 203 splicing diameter of reaching required by tunnel lining, then passes through steel scarfing seat 18 by the first side wall lining subsystem 201 assembly between the second side wall lining subsystem 202 and the 3rd side wall lining subsystem 203; When carrying out lining construction (separate lining) of the second Lining Ring 15, first horizontal lead screw the 3, second horizontal lead screw the 4, the 3rd horizontal lead screw 5 stroke is bounced back to the diameter range needed for separate lining, then installs the second side wall lining subsystem the 202, the 3rd side wall lining subsystem 203 and the first side wall lining subsystem 201.
The main stand 6 of gate-type, gate-type rack base 7 and height-adjusting system 8 are the main bearing member of lining construction, gate-type rack base 7 is positioned at the positive lower end of the main stand of gate-type 6, it is mainly used in undertaking the stress load of the main stand 6 of gate-type, height-adjusting system 8 is mainly used in regulating the height of the main stand 6 of gate-type, when height in order to regulate the first vertical liner supporting bar 12 of vertical liner supporting bar 11, second and the 3rd vertical liner supporting bar 13 meets the requirements, the height of Arch lining can be adjusted exactly.
First horizontal T-shaped liner supporting bar the 9, second horizontal T-shaped liner supporting bar 10 is connected with the main stand 6 of gate-type by sliding support locator card 19, is connected by steel scarfing seat 18 between the first horizontal T-shaped liner supporting bar 9 with the second horizontal T-shaped liner supporting bar 10.
First horizontal T-shaped liner supporting bar 9 is replaceable guard bar, can be customized according to different tunnel diameters. Second horizontal T-shaped liner supporting bar 10 props up guard bar for extension type, can carry out automatic telescopic to meet the requirement of adherent lining cutting and separate lining according to the diameter of tunnel-liner. When carrying out lining construction (the adherent lining cutting) of the first Lining Ring 14, can according to the digging diameter of underground grain depot tunnel, second horizontal T-shaped liner supporting bar 10 is carried out scaling operation, lining cutting telescopic supporting bar 1041 is made to stretch out the second horizontal T-shaped liner supporting bar 10, its flexible stroke is 0.8m, and diameter flexible stroke need to meet the requirement of adherent lining cutting; When carrying out lining construction (separate lining) of the second Lining Ring 15, lining cutting telescopic supporting bar 1041 is bounced back so that it is reclaiming and enter the second horizontal T-shaped liner supporting bar 10 inside, then the requirement according to separate lining is constructed.
First vertical liner supporting bar 11 is spirally connected by firm bearing 17 and the first horizontal T-shaped liner supporting bar 9. Second vertical liner supporting bar 12 and the 3rd vertical liner supporting bar 13 are spirally connected by firm bearing 17 and the second horizontal T-shaped liner supporting bar 10. The simple structure of the first vertical vertical liner supporting bar 13 of liner supporting bar the 12, the 3rd of vertical liner supporting bar 11, second, is replaceable guard bar, can, according to the requirement of adherent lining cutting Yu separate lining, be processed at the scene making.
Claims (1)
1. a tunneling boring combination radial variable lining cutting device, it is characterized in that, including Arch lining system (1), side wall lining system (2), first horizontal lead screw (3), second horizontal lead screw (4), 3rd horizontal lead screw (5), the main stand of gate-type (6), gate-type rack base (7), height-adjusting system (8), first horizontal T-shaped liner supporting bar (9), second horizontal T-shaped liner supporting bar (10), first vertical liner supporting bar (11), second vertical liner supporting bar (12), 3rd vertical liner supporting bar (13), first Lining Ring (14), second Lining Ring (15), Rock And Soil (16), firm bearing (17), steel scarfing seat (18), sliding support locator card (19), rectangle hold-down support (20), taper hold-down support (21), gate-type stand connecting rod (22), Arch lining adjusting template (23), side wall lining adjusting template (24),
The main stand of gate-type (6), gate-type rack base (7) and height-adjusting system (8) form a piece of tunnel full-section lining device door frame stress system;
It is connected with side wall lining system (2) by the first horizontal lead screw (3), the second horizontal lead screw (4), the 3rd horizontal lead screw (5), by the first horizontal T-shaped liner supporting bar (9), the second horizontal T-shaped liner supporting bar (10) liner supporting bar vertical with first (11), the second vertical liner supporting bar (12), the 3rd vertical liner supporting bar (13) composition arch load supporting system, then described arch load supporting system is connected with Arch lining system (1);
The lining cutting entirety supporting system of Arch lining system (1) and side wall lining system (2) composition underground grain depot cavern, first horizontal lead screw (3), second horizontal lead screw (4), 3rd horizontal lead screw (5) and the second horizontal T-shaped liner supporting bar (10), first vertical liner supporting bar (11), second vertical liner supporting bar (12), 3rd vertical liner supporting bar (13) will according to the lining construction requirement of the first Lining Ring (14) Yu the second Lining Ring (15), lining cutting is carried out reducing adjustment, meet tunneling boring tunnel composite lining construction requirement,
Some door frame stress systems being attached axially through gate-type stand connecting rod (22), form whole tunnel lining device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521107717.2U CN205297597U (en) | 2015-12-28 | 2015-12-28 | But full section combination formula reducing lining cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521107717.2U CN205297597U (en) | 2015-12-28 | 2015-12-28 | But full section combination formula reducing lining cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205297597U true CN205297597U (en) | 2016-06-08 |
Family
ID=56473152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521107717.2U Active CN205297597U (en) | 2015-12-28 | 2015-12-28 | But full section combination formula reducing lining cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205297597U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533283A (en) * | 2018-02-01 | 2018-09-14 | 中铁十二局集团有限公司 | A kind of two lining trolley of self-control and its application in repairing impaired tunnel |
| CN113107542A (en) * | 2021-05-21 | 2021-07-13 | 四川宝鑫建设有限公司 | Straight-wall type flood discharge tunnel secondary lining hydraulic formwork trolley and construction method thereof |
| CN113622689A (en) * | 2021-08-17 | 2021-11-09 | 方治启 | Industrial furnace flue masonry device |
| CN114575892A (en) * | 2022-05-07 | 2022-06-03 | 北京市第三建筑工程有限公司 | Off-wall vault lining trolley and construction method thereof |
-
2015
- 2015-12-28 CN CN201521107717.2U patent/CN205297597U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533283A (en) * | 2018-02-01 | 2018-09-14 | 中铁十二局集团有限公司 | A kind of two lining trolley of self-control and its application in repairing impaired tunnel |
| CN113107542A (en) * | 2021-05-21 | 2021-07-13 | 四川宝鑫建设有限公司 | Straight-wall type flood discharge tunnel secondary lining hydraulic formwork trolley and construction method thereof |
| CN113107542B (en) * | 2021-05-21 | 2023-09-15 | 四川宝鑫建设有限公司 | Hydraulic template trolley for secondary lining of straight wall type flood discharge tunnel and construction method thereof |
| CN113622689A (en) * | 2021-08-17 | 2021-11-09 | 方治启 | Industrial furnace flue masonry device |
| CN113622689B (en) * | 2021-08-17 | 2022-11-15 | 池州市金能供热有限公司 | Industrial furnace flue masonry device |
| CN114575892A (en) * | 2022-05-07 | 2022-06-03 | 北京市第三建筑工程有限公司 | Off-wall vault lining trolley and construction method thereof |
| CN114575892B (en) * | 2022-05-07 | 2022-08-16 | 北京市第三建筑工程有限公司 | Off-wall vault lining trolley and construction method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205297597U (en) | But full section combination formula reducing lining cutting device | |
| Tonon | Sequential excavation, NATM and ADECO: What they have in common and how they differ | |
| CN105137048A (en) | Stratum grouting simulation system | |
| Wang et al. | Comparative experimental study on mechanical mechanism of combined arches in large section tunnels | |
| CN107590357B (en) | Method for judging stability of tunnel in different construction stages | |
| WANG et al. | Determination and influence of cutting height of coal by top coal caving method with great mining height in extra thick coal seam | |
| CN209385181U (en) | A kind of emergency is dashed forward mud retention device convenient for assembled tunnel | |
| Xu et al. | Displacement ratio dichotomy back analysis of surrounding rock-initial support system of weathered rock tunnel | |
| Hong-gui et al. | Differential settlement of metro tunnels and its zonal control in soft deposits | |
| CN204188814U (en) | Utilize the seismic tomography prospecting self compensation vibroseis that roadway support body is fixing | |
| CN207215815U (en) | A kind of analog simulation experiment shelf of unconsolidated formation traveling angle | |
| CN208966358U (en) | A kind of supporting construction for Strengthening Tunnel abutment wall | |
| CN208225336U (en) | A kind of spliced geomechanics model test stand of novel compositions | |
| Lv et al. | Comparative study on the mechanical mechanism of confined concrete supporting arches in underground engineering | |
| Wang | Study on advance hydraulic powered support and surrounding rock coupling support system and suitability | |
| LEI et al. | Research on ground fissure treatment filling with super-high-water material | |
| CN202533068U (en) | Roadway surface distance measuring device | |
| CN104900132A (en) | Simulated test device of shield method construction inclined well tube sheet filling behind lining | |
| Li et al. | Experimental investigation on the seepage law of pressure-relieved gas under the influence of mining | |
| CN202865849U (en) | Counter-guiding control device for one-column-one-pile perpendicularity in frame reverse building method | |
| CN205875785U (en) | Consolidate bow member device of loess cave dwelling | |
| CN204457804U (en) | A kind of level advanced long duct pipe curtain structure | |
| CN205188978U (en) | Integration stull formula bearing structure | |
| CN211474140U (en) | Supporting device for tunnel building forming | |
| CN204959585U (en) | Channel device of hard base face declivity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |