CN204371365U - Deep hole sealing filling system - Google Patents

Deep hole sealing filling system Download PDF

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Publication number
CN204371365U
CN204371365U CN201420817529.8U CN201420817529U CN204371365U CN 204371365 U CN204371365 U CN 204371365U CN 201420817529 U CN201420817529 U CN 201420817529U CN 204371365 U CN204371365 U CN 204371365U
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CN
China
Prior art keywords
grouting
reinforcing
soil
deep hole
tunnel
Prior art date
Application number
CN201420817529.8U
Other languages
Chinese (zh)
Inventor
吕兵
金贵平
周泓
陈宁
李雪松
宿金梁
高峰
姜丙楠
未征
Original Assignee
中铁十九局集团轨道交通工程有限公司
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Application filed by 中铁十九局集团轨道交通工程有限公司 filed Critical 中铁十九局集团轨道交通工程有限公司
Priority to CN201420817529.8U priority Critical patent/CN204371365U/en
Application granted granted Critical
Publication of CN204371365U publication Critical patent/CN204371365U/en

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Abstract

The utility model discloses a kind of deep hole sealing filling system, solve when metro tunnel excavation soil layer is moisture to be enriched and adopt conventional per-fore pouring liquid with small pipe cannot reach the problem of the solid soil of sealing.Be included on tunnel construction tunnel face and be provided with grouting and reinforcing solum (12), arrange in the front of grouting and reinforcing solum (12) and need the grouting and reinforcing soil body (13), tunnel construction tunnel face on the solum of grouting and reinforcing (12) arranged be provided with wall for grouting (15), wall for grouting (15) is made up of mesh sheet and dry shotcreting layer, wall for grouting (15) is evenly equipped with deep hole grouting hole (14), deep hole grouting hole (14) is successively through wall for grouting (15) be arranged on after grouting and reinforcing solum (12) and treat in the grouting and reinforcing soil body (13), hollow drill pipe Grouting Pipe is provided with in deep hole grouting hole (14), hollow drill pipe Grouting Pipe and slurry filling machine link together.The utility model scene performs simply, and construction cost is low.

Description

Deep hole sealing filling system

Technical field

The utility model relates to the filling system in a kind of urban subway tunnel excavation face, particularly a kind of front of tunnel heading water content of soil high and adopt deep hole sealing filling system.

Background technology

City underground shallow burial hidden digging is constructed, usually run into soil layer moisture abundant, soil layer is immersed in water for a long time, water saturation, the situation of soil body extremely unstable, and sealing object cannot be reached by conventional per-fore pouring liquid with small pipe, the situation that water burst gushes sand, the arch soil body caves in usually is run in digging process, anhydrous operating condition cannot be reached, can not construction safety be ensured, even affect structural safety.

Summary of the invention

The utility model provides a kind of deep hole sealing filling system, solves when metro tunnel excavation soil layer is moisture to be enriched and adopts conventional per-fore pouring liquid with small pipe cannot reach the technical problem of the solid soil of sealing.

The utility model solves above technical problem by the following technical programs:

A kind of deep hole sealing filling system, comprise tunnel construction tunnel face, tunnel construction tunnel face is provided with grouting and reinforcing solum, arrange in the front of grouting and reinforcing solum and need the grouting and reinforcing soil body, tunnel construction tunnel face on the solum of grouting and reinforcing arranged be provided with wall for grouting, wall for grouting is made up of mesh sheet and dry shotcreting layer, wall for grouting is evenly equipped with deep hole grouting hole, deep hole grouting hole is successively through wall for grouting be arranged on after grouting and reinforcing solum and treat in the grouting and reinforcing soil body, the degree of depth in deep hole grouting hole is 10-12 rice, hollow drill pipe Grouting Pipe is provided with in deep hole grouting hole, hollow drill pipe Grouting Pipe and slurry filling machine link together.

Tunnel construction tunnel face is provided with excavation to top bar and excavation is got out of a predicament or an embarrassing situation, is provided with firm soil body i iron of getting out of a predicament or an embarrassing situation excavating in the wall for grouting of getting out of a predicament or an embarrassing situation on facade, be provided with firm soil body i iron of topping bar excavating in the wall for grouting of topping bar on facade.

The utility model passes through the combination of deep hole grouting and wall for grouting, and the soil layer fixed to construction anterior instability carries out sealing grouting and reinforcing, thus reaches the execution conditions of the anhydrous operation of face, ensures construction operation safety and structural safety.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model;

Fig. 2 is the distribution map of deep hole grouting hole 14 on wall for grouting 15;

Fig. 3 is the structural representation of wall for grouting 15.

Detailed description of the invention

Below in conjunction with accompanying drawing, the utility model is described in detail:

A kind of deep hole sealing filling system, comprise tunnel construction tunnel face, tunnel construction tunnel face is provided with grouting and reinforcing solum 12, arrange in the front of grouting and reinforcing solum 12 and need the grouting and reinforcing soil body 13, tunnel construction tunnel face on the solum of grouting and reinforcing 12 arranged be provided with wall for grouting 15, wall for grouting 15 is made up of mesh sheet and dry shotcreting layer, wall for grouting 15 is evenly equipped with deep hole grouting hole 14, deep hole grouting hole 14 is successively through wall for grouting 15 be arranged on after grouting and reinforcing solum 12 and treat in the grouting and reinforcing soil body 13, the degree of depth in deep hole grouting hole 14 is 10-12 rice, hollow drill pipe Grouting Pipe is provided with in deep hole grouting hole 14, hollow drill pipe Grouting Pipe and slurry filling machine link together.

Tunnel construction tunnel face is provided with excavation to top bar and excavation is got out of a predicament or an embarrassing situation, in the wall for grouting that excavation is got out of a predicament or an embarrassing situation on facade 2, be provided with firm soil body i iron 6 of getting out of a predicament or an embarrassing situation, in the wall for grouting that excavation is topped bar on facade 5, be provided with firm soil body i iron 7 of topping bar.

Tunnel construction tunnel face is provided with Tunnel 1, tunnel construction tunnel face is respectively arranged with excavation top bar, excavation is got out of a predicament or an embarrassing situation, relief groove and Core Soil, firm soil body i iron 6 of getting out of a predicament or an embarrassing situation is provided with on excavation gets out of a predicament or an embarrassing situation facade 2, the get out of a predicament or an embarrassing situation two ends of firm soil body i iron 6 are fixed together with Tunnel 1 respectively, facade mesh sheet 8 of getting out of a predicament or an embarrassing situation is coated with on excavation gets out of a predicament or an embarrassing situation facade 2, facade mesh sheet 8 of getting out of a predicament or an embarrassing situation is fixedly installed on excavation by anchor pole 12 and gets out of a predicament or an embarrassing situation on facade 2, firm soil body i iron 7 of topping bar is provided with on excavation tops bar facade 5, the top bar two ends of firm soil body i iron 7 are fixed together with Tunnel 1 respectively, facade mesh sheet 11 of topping bar is coated with on excavation tops bar facade 5, facade mesh sheet 11 of topping bar is fixedly installed on excavation by anchor pole and tops bar on facade 5, getting out of a predicament or an embarrassing situation in facade mesh sheet 8 and all dry layer of concrete being sprayed with 20 cm thicks in facade mesh sheet 11 of topping bar.

In the relief groove of relief groove, facade 3 is coated with facade mesh sheet 9 in relief groove, in relief groove, facade mesh sheet 9 to be fixed in relief groove on facade 3 by anchor pole, the Core Soil alien invasion 4 of Core Soil is coated with Core Soil alien invasion mesh sheet 10, Core Soil alien invasion mesh sheet 10 is fixed on Core Soil alien invasion 4 by anchor pole, in relief groove in facade mesh sheet 9 and Core Soil alien invasion mesh sheet 10 on all dry layer of concrete being sprayed with 20 cm thicks.

In wall for grouting of topping bar on facade of the present utility model, the wall for grouting of getting out of a predicament or an embarrassing situation on facade, relief groove, the wall for grouting on facade and the wall for grouting on Core Soil alien invasion form wall for grouting 15 complete on face jointly, reinforcement has been carried out on the surface of the open face facade soil body, what make front of tunnel heading treats that the slip casting soil body forms the closed soil body that can carry certain pressure, make the pressure of deep hole grouting give play to effect better, be conducive to the discharge treating water in the slip casting soil body.

Claims (2)

1. a deep hole sealing filling system, comprise tunnel construction tunnel face, tunnel construction tunnel face is provided with grouting and reinforcing solum (12), arrange in the front of grouting and reinforcing solum (12) and need the grouting and reinforcing soil body (13), tunnel construction tunnel face on the solum of grouting and reinforcing (12) arranged be provided with wall for grouting (15), wall for grouting (15) is made up of mesh sheet and dry shotcreting layer, it is characterized in that, wall for grouting (15) is evenly equipped with deep hole grouting hole (14), deep hole grouting hole (14) is successively through wall for grouting (15) be arranged on after grouting and reinforcing solum (12) and treat in the grouting and reinforcing soil body (13), the degree of depth in deep hole grouting hole (14) is 10-12 rice, hollow drill pipe Grouting Pipe is provided with in deep hole grouting hole (14), hollow drill pipe Grouting Pipe and slurry filling machine link together.
2. a kind of deep hole sealing filling system according to claim 1, it is characterized in that, tunnel construction tunnel face is provided with excavation to top bar and excavation is got out of a predicament or an embarrassing situation, in the wall for grouting that excavation is got out of a predicament or an embarrassing situation on facade (2), be provided with firm soil body i iron (6) of getting out of a predicament or an embarrassing situation, in the wall for grouting that excavation is topped bar on facade (5), be provided with firm soil body i iron (7) of topping bar.
CN201420817529.8U 2014-12-22 2014-12-22 Deep hole sealing filling system CN204371365U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420817529.8U CN204371365U (en) 2014-12-22 2014-12-22 Deep hole sealing filling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420817529.8U CN204371365U (en) 2014-12-22 2014-12-22 Deep hole sealing filling system

Publications (1)

Publication Number Publication Date
CN204371365U true CN204371365U (en) 2015-06-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420817529.8U CN204371365U (en) 2014-12-22 2014-12-22 Deep hole sealing filling system

Country Status (1)

Country Link
CN (1) CN204371365U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107542479A (en) * 2017-09-28 2018-01-05 中国建筑第八工程局有限公司 Top pipe slurry injection reinforced construction method
CN108005685A (en) * 2017-12-12 2018-05-08 中铁十八局集团有限公司 A kind of anchor spraying concrete wall for grouting construction method
CN109057803A (en) * 2018-08-13 2018-12-21 贵州省水利水电勘测设计研究院 A kind of excavation method for coal and gas prominent hydraulic tunnel
CN109139048A (en) * 2018-09-04 2019-01-04 中铁十二局集团有限公司 A kind of per-fore pouring liquid with small pipe structure and its construction method

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107542479A (en) * 2017-09-28 2018-01-05 中国建筑第八工程局有限公司 Top pipe slurry injection reinforced construction method
CN108005685A (en) * 2017-12-12 2018-05-08 中铁十八局集团有限公司 A kind of anchor spraying concrete wall for grouting construction method
CN108005685B (en) * 2017-12-12 2019-05-31 中铁十八局集团有限公司 A kind of anchor spraying concrete wall for grouting construction method
CN109057803A (en) * 2018-08-13 2018-12-21 贵州省水利水电勘测设计研究院 A kind of excavation method for coal and gas prominent hydraulic tunnel
CN109139048A (en) * 2018-09-04 2019-01-04 中铁十二局集团有限公司 A kind of per-fore pouring liquid with small pipe structure and its construction method
CN109139048B (en) * 2018-09-04 2020-05-15 中铁十二局集团有限公司 Advanced small conduit grouting structure and construction method thereof

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