CN104963705A - Underground space excavating and constructing method - Google Patents
Underground space excavating and constructing method Download PDFInfo
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- CN104963705A CN104963705A CN201510426872.9A CN201510426872A CN104963705A CN 104963705 A CN104963705 A CN 104963705A CN 201510426872 A CN201510426872 A CN 201510426872A CN 104963705 A CN104963705 A CN 104963705A
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Abstract
The invention provides an underground space excavating and constructing method. The method comprises the steps that an original well and a receiving well are constructed on two sides of proposed underground space, the proposed underground space is divided into multiple channels arranged alternately, and each channel is arranged from the original well to the receiving well in a penetrated mode; by means of a pipe-jacking method, pipe joints are arranged in each channel, soil bodies between adjacent side plates of the pipe joints of the adjacent channels are removed, the adjacent channels are communicated with one another, top plates of the pipe joints of the adjacent channels are connected through metal plates, and supporting units used for supporting the pipe joints are arranged in the channels; reinforced concrete is poured on the top plates and bottom plates of the pipe joints, and the reinforced concrete is poured on the side plates of the pipe joints of the channels on two sides of the underground space. Relocation of existing equipment on the ground is avoided or reduced, influence on the existing equipment and the surrounding environment by the underground space construction is reduced; the construction method is simple, the construction cost is low, the construction quality is high, and the construction efficiency is fast.
Description
Technical field
The invention belongs to underground space development technical field of construction, relate generally to a kind of underground space tunneling construction method.
Background technology
Along with the fast development of China's urban construction, urban land resource is day by day deficient.In order to promote urban land resource utilization rate, realize the multiple use in soil, promote the sustainable development in city, under the existing facilities such as urban green space, square, road, pipeline, carry out underground space three-dimensional be developed to a kind of demand in order to urban construction and development trend.In order to reduce the impact on the existing facility in ground, need more and more to adopt hidden construction process to implement, tunneling method for constructing just refers in urban architecture engineering, at the inner directly excavation of foundation soil body, and does not need the construction method that always digs down from daylight, ground.
Underground space tunneling is carried out when constructing under the existing facilities such as urban green space, square, road, pipeline, on the one hand by underground space height restriction, the operating space of concrete roof cast-in-place construction and limited height, concrete roof pouring quality easily fluctuates, and construction efficiency is slow; On the other hand, traditional shallow burial hidden digging is high at weak soil high water level area implement general plan, large to ground ambient influnence, and existing method is only using the tube coupling that stays after the tube coupling arranged by the pipe jacking method jacking in advance exterior sheathing as construction in later period inner concrete structure, cannot tube coupling be made full use of, cause the increase of waste and construction cost.
Summary of the invention
The object of the present invention is to provide a kind of underground space tunneling construction method, to solve the problem that existing tunneling construction method reliable construction quality is poor, construction efficiency is slow and construction cost is high.
In order to achieve the above object, the invention provides a kind of underground space tunneling construction method, comprising:
At the underground space both sides construction starting well planned to build and received well, the underground space planned to build is divided into multiple spaced passage, makes each passage all along starting well to the through setting in the direction of received well;
By pipe jacking method, tube coupling is arranged in each channel;
Remove the soil body between the adjacent side plates of adjacency channel place tube coupling and adjacent side plates, adjacent passage is connected, connected the top board of adjacency channel place tube coupling by metal sheet, the support unit for supporting tube coupling is set in described passage;
At the equal pouring reinforcement concrete of top board and base plate place of described tube coupling, at the side plate place pouring reinforcement concrete of the described underground space two edge channel place tube coupling.
Further, multiple spaced passage be arranged in parallel, and is coffin.
Further, when the quantity of multiple described passage is odd number, by pipe jacking method, tube coupling is being arranged in step in each channel, is specifically comprising:
Step 2.1a: tube coupling is set in center-aisle by pipe jacking method;
Step 2.2a: tube coupling is set in other do not construct passage by pipe jacking method.
Further, in step 2.2a, from center-aisle successively to both sides construction, the passage of once constructing before making and after the passage of once constructing lay respectively at the both sides of center-aisle.
Further, when the quantity of multiple described passage is even number, by pipe jacking method, tube coupling is being arranged in step in each channel, is specifically comprising:
Step 2.1b: by the channel setting tube coupling of pipe jacking method in two center-aisles, by pipe jacking method another channel setting tube coupling in two center-aisles;
Step 2.2b: tube coupling is set in other do not construct passage by pipe jacking method.
Further, in step 2.2b, construct to the both sides of two center-aisle entirety successively from two center-aisles, the passage of once constructing before making and after the passage of once constructing lay respectively at the both sides of two center-aisle entirety.
Further, described remove adjacency channel place tube coupling adjacent side plates and adjacent side plates between the soil body, adjacent passage is connected, and connected the top board of adjacency channel place tube coupling by metal sheet, the step of the support unit arranged for supporting tube coupling in described passage specifically comprises:
Step 3.1: remove the soil body between the adjacent side plates of adjacency channel place tube coupling and adjacent side plates;
Step 3.2: the top board being connected adjacency channel place tube coupling by described metal sheet;
Step 3.3: described support unit comprises pile foundation and column, described pile foundation and column is set gradually at the adjacent side plates place be removed, in the top board that the two ends of described column are separately fixed at tube coupling and pile foundation, in the soil body below the base plate that described pile foundation is fixed on tube coupling;
Step 3.4: repeat step 3.1 ~ 3.3 until complete the setting of all support units.
Further, in step 3.4, when the quantity of multiple described passage is odd number, the setting of the supported on both sides unit between advanced interline passage and adjacent two wing passages, outwards carry out the setting of support unit more successively from center-aisle, and front support unit of once constructing and after the support unit of once constructing lay respectively at center-aisle both sides.
Further, in step 3.4, when the quantity of multiple described passage is even number, first carry out the setting of the support unit between two center-aisles, outwards carry out the setting of support unit more successively from center-aisle, and front support unit of once constructing and after the support unit of once constructing lay respectively at the both sides of the support unit between two center-aisles.
Further, described metal sheet is steel plate, and described tube coupling is steel pipe joint or steel concrete tube coupling.
The invention provides a kind of underground space tunneling construction method, achieve the effective utilization to tube coupling by the tube coupling being communicated with adjacency channel, reduce construction cost; Avoid or decrease the resettlement to facility existing on ground, reduce the impact of underground space construction on existing facility and surrounding enviroment, select for user provides diversified construction; Construction is simple, and construction quality is high, and construction efficiency is fast.
Accompanying drawing explanation
The flow chart of the underground space tunneling construction method that Fig. 1 provides for the embodiment of the present invention;
The front view of the underground space that Fig. 2 provides for the embodiment of the present invention;
The front view of the passage that Fig. 3 provides for the embodiment of the present invention;
The sectional view of the starting well that Fig. 4 provides for the embodiment of the present invention and received well;
The schematic diagram of the first seam that Fig. 5 provides for the embodiment of the present invention, the second seam and the 3rd seam;
The front view that the underground space after metal sheet is set that Fig. 6 provides for the embodiment of the present invention;
Fig. 7 for the embodiment of the present invention provide between two center-aisles, support unit is set after the front view of the underground space;
The front view that the underground space after all support units is set that Fig. 8 provides for the embodiment of the present invention;
The front view of the underground space after the top board of building tube coupling, side plate and base plate that Fig. 9 provides for the embodiment of the present invention.
In figure, 1, existing facility, 2, the underground space, 3, first passage, 4, second channel, 5, third channel, 6, four-way, 7, starting well, 8, received well, 9, the first seam, the 10, second seam, the 11, the 3rd seam, 12, the side plate of first passage side, 13, the side plate of second channel side, 14, metal sheet, 15, pile foundation, 16, column, 17, steel concrete.
Detailed description of the invention
Below in conjunction with schematic diagram, the specific embodiment of the present invention is described in more detail.According to following description and claims, advantages and features of the invention will be clearer.It should be noted that, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only in order to object that is convenient, the aid illustration embodiment of the present invention lucidly.
As shown in Figure 1, the invention provides a kind of underground space tunneling construction method, comprising:
As shown in figs. 2 to 4, at the underground space 2 both sides construction starting well 7 planned to build and received well 8, the underground space 2 planned to build is divided into multiple spaced passage, makes each passage all along starting well 7 to the through setting in direction of received well 8;
As shown in Figure 5, (in starting well 7 and received well 8, jacking device is adopted) by pipe jacking method by tube coupling setting in each channel;
As can be seen from figures 6 to 8, remove the soil body between the adjacent side plates of adjacency channel place tube coupling and adjacent side plates, adjacent passage is connected, the top board of adjacency channel place tube coupling is connected by metal sheet 14, adjacent passage is connected, and play the effect of sealing, waterproof and support, the support unit for supporting tube coupling is set in described passage;
As shown in Figure 9, at the equal pouring reinforcement concrete 17 of top board and base plate place of described tube coupling, at the side plate place pouring reinforcement concrete 17 of the described underground space two edge channel place tube coupling.
In the present embodiment, this underground space tunneling construction method comprises:
Step 1: as shown in figs. 2 to 4, at the underground space 2 both sides construction starting well 7 planned to build and received well 8, is divided into multiple spaced passage by the underground space 2 planned to build, and makes each passage all along starting well 7 to the through setting in direction of received well 8;
Step 2: as shown in Figure 5, tube coupling is arranged in each channel by pipe jacking method by (in starting well 7 and received well 8, adopting jacking device), in addition, in Fig. 5, starting well 7 and received well 8 are in inside and outside direction, therefore do not mark starting well 7 and received well 8 in Fig. 5;
Step 3: as can be seen from figures 6 to 8, remove the soil body between the adjacent side plates of adjacency channel place tube coupling and adjacent side plates, adjacent passage is connected, the top board of adjacency channel place tube coupling is connected by metal sheet 14, adjacent passage is connected, and play the effect of sealing, waterproof and support, the support unit for supporting tube coupling is set in described passage;
Step 4: as shown in Figure 9, at the equal pouring reinforcement concrete 17 of top board and base plate place of described tube coupling, at the side plate place pouring reinforcement concrete 17 of the described underground space two edge channel place tube coupling.
That is, in embodiments of the present invention, the method is constructed successively according to the order from step 1 ~ 4.
In the present embodiment, the underground space 2 is positioned at existing facility 1 time, and multiple spaced passage be arranged in parallel, and is coffin, and the quantity of multiple passage is 4, is first passage 3, second channel 4, third channel 5 and four-way 6 respectively.
When the quantity of multiple described passage is odd number, multiple described passage has a center-aisle, is being arranged in step (i.e. step 2) in each channel by tube coupling, specifically comprise by pipe jacking method:
Step 2.1a: tube coupling is set in center-aisle by pipe jacking method;
Step 2.2a: tube coupling is set in other do not construct passage by pipe jacking method.
In step 2.2a, construct to both sides successively from center-aisle, the passage of once constructing before making and after the passage of once constructing lay respectively at the both sides of center-aisle, that is, front passage of once constructing and the number of channels between center-aisle and after number of channels between the passage of once constructing and center-aisle identical.
When the quantity of multiple described passage is even number, multiple described passage has two center-aisles, is being arranged in step (i.e. step 2) in each channel by tube coupling, specifically comprise by pipe jacking method:
Step 2.1b: by the channel setting tube coupling of pipe jacking method in two center-aisles (in the present embodiment, being first passage 3 and second channel 4), by pipe jacking method another channel setting tube coupling in two center-aisles;
Step 2.2b: tube coupling is set in other do not construct passage by pipe jacking method.
In step 2.2b, construct to the both sides of two center-aisle entirety successively from two center-aisles, the passage of once constructing before making and after the passage of once constructing lay respectively at the both sides of two center-aisle entirety, that is, the number of channels between front passage of once constructing with in two center-aisles and after number of channels between another in the passage of once constructing and two center-aisles identical.
For the situation of 4 passages in the present embodiment, first simultaneously namely (use and overlap jacking device more) or the different time (using one or more sets jacking devices) constructs first passage 3 and second channel 4, again simultaneously or different time construction third channel 5 and four-way 6, in addition, in order to save cost, adopt in the present embodiment and carry out jacking construction by a set of jacking device, therefore carry out different time construction only, might as well first to construct first passage 3, then sequence of construction is followed successively by first passage 3, second channel 4, third channel 5 and four-way 6, the rear third channel 5 of constructing of second channel 4 of namely having constructed, construction four-way 6 and then easily have influence on the situation of the second channel 4 of having constructed after avoiding construction second channel 4, improve construction reliability and construction quality.In addition, when the quantity of multiple described passage is odd number, namely for the principle that step 2.1a and step 2.2a is also same, do not repeat them here.
Described remove adjacency channel place tube coupling adjacent side plates and adjacent side plates between the soil body, adjacent passage is connected, connected the top board of adjacency channel place tube coupling by metal sheet, the step (i.e. step 3) arranging the support unit for supporting tube coupling in described passage specifically comprises:
Step 3.1: adjacent side plates (the i.e. two blocks of side plates at two blocks of side plates at the first seam 9 place in the present embodiment, two blocks of side plates at the second seam 10 place and the 3rd seam 11 place removing adjacency channel place tube coupling, wherein, two blocks of side plates at the first seam 9 place are the side plate 12 of first passage side and the side plate 13 of adjacent second channel side) and adjacent side plates between the soil body;
Step 3.2: the top board being connected adjacency channel place tube coupling by described metal sheet 14;
Step 3.3: described support unit comprises pile foundation 15 and column 16, described pile foundation 15 and column 16 is set gradually at the adjacent side plates place be removed, in the top board that the two ends of described column 16 are separately fixed at tube coupling and pile foundation 15, in the soil body below the base plate that described pile foundation 15 is fixed on tube coupling;
Step 3.4: repeat step 3.1 ~ 3.3 until complete the setting of all support units.
In step 3.4, when the quantity of multiple described passage is odd number, the setting of the supported on both sides unit between advanced interline passage and adjacent two wing passages, outwards carry out the setting of support unit more successively from center-aisle, and front support unit of once constructing and after the support unit of once constructing lay respectively at center-aisle both sides.
In step 3.4, when the quantity of multiple described passage is even number, first carry out the setting of the support unit between two center-aisles, outwards carry out the setting of support unit more successively from center-aisle, and front support unit of once constructing and after the support unit of once constructing lay respectively at the both sides of the support unit between two center-aisles.Owing in the present embodiment being 4 passages, that is, first carry out the setting of the support unit at (i.e. the first seam 9 place) between first passage 3 and second channel 4, more simultaneously or the different time carry out setting and the setting of the support unit at (i.e. the 3rd seam 11 place) between second channel 4 and four-way 6 of the support unit at (i.e. the second seam 10 place) between first passage 3 and third channel 5.
In addition, might as well for the first seam 9, other seam crossings in like manner, what it may occur to persons skilled in the art that is, after adjacent side plates is removed, support unit be arranged on the first seam 9 place and do not mean that the lateral dimension of support unit can be subject to the restriction of the first seam 9 lateral dimension, in fact, when constructing, the size of the first seam 9 is settings in advance, in order to support underground space 2 better, the lateral dimension of support unit needs to arrange according to actual conditions, the lateral dimension of comparable first seam 9 of this lateral dimension is large, also can be equal or less than the lateral dimension of the first seam 9.
In the present embodiment, described metal sheet is steel plate, and described tube coupling is steel pipe joint or steel concrete tube coupling, steel pipe joint is preferably in the present embodiment, this is because with remove compared with steel concrete tube coupling, the side plate removing steel pipe joint is more convenient, and workman carries out cutting operation in tube coupling.
The invention provides a kind of underground space tunneling construction method, achieve the effective utilization to tube coupling by the tube coupling being communicated with adjacency channel, reduce construction cost; Avoid or decrease the resettlement to facility existing on ground, reduce the impact of underground space construction on existing facility and surrounding enviroment, select for user provides diversified construction; Construction is simple, and construction quality is high, and construction efficiency is fast.
Above are only the preferred embodiments of the present invention, any restriction is not played to the present invention.Any person of ordinary skill in the field; in the scope not departing from technical scheme of the present invention; the technical scheme disclose the present invention and technology contents make the variations such as any type of equivalent replacement or amendment; all belong to the content not departing from technical scheme of the present invention, still belong within protection scope of the present invention.
Claims (10)
1. a underground space tunneling construction method, is characterized in that, comprising:
At the underground space both sides construction starting well planned to build and received well, the underground space planned to build is divided into multiple spaced passage, makes each passage all along starting well to the through setting in the direction of received well;
By pipe jacking method, tube coupling is arranged in each channel;
Remove the soil body between the adjacent side plates of adjacency channel place tube coupling and adjacent side plates, adjacent passage is connected, connected the top board of adjacency channel place tube coupling by metal sheet, the support unit for supporting tube coupling is set in described passage;
At the equal pouring reinforcement concrete of top board and base plate place of described tube coupling, at the side plate place pouring reinforcement concrete of the described underground space two edge channel place tube coupling.
2. underground space tunneling construction method as claimed in claim 1, it is characterized in that, multiple spaced passage be arranged in parallel, and is coffin.
3. underground space tunneling construction method as claimed in claim 1, is characterized in that, when the quantity of multiple described passage is odd number, is being arranged in step in each channel by tube coupling, specifically comprise by pipe jacking method:
Step 2.1a: tube coupling is set in center-aisle by pipe jacking method;
Step 2.2a: tube coupling is set in other do not construct passage by pipe jacking method.
4. underground space tunneling construction method as claimed in claim 3, is characterized in that, in step 2.2a, from center-aisle successively to both sides construction, the passage of once constructing before making and after the passage of once constructing lay respectively at the both sides of center-aisle.
5. underground space tunneling construction method as claimed in claim 1, is characterized in that, when the quantity of multiple described passage is even number, is being arranged in step in each channel by tube coupling, specifically comprise by pipe jacking method:
Step 2.1b: by the channel setting tube coupling of pipe jacking method in two center-aisles, by pipe jacking method another channel setting tube coupling in two center-aisles;
Step 2.2b: tube coupling is set in other do not construct passage by pipe jacking method.
6. underground space tunneling construction method as claimed in claim 5, it is characterized in that, in step 2.2b, construct to the both sides of two center-aisle entirety successively from two center-aisles, the passage of once constructing before making and after the passage of once constructing lay respectively at the both sides of two center-aisle entirety.
7. underground space tunneling construction method as claimed in claim 1, it is characterized in that, described remove adjacency channel place tube coupling adjacent side plates and adjacent side plates between the soil body, adjacent passage is connected, connected the top board of adjacency channel place tube coupling by metal sheet, the step of the support unit arranged for supporting tube coupling in described passage specifically comprises:
Step 3.1: remove the soil body between the adjacent side plates of adjacency channel place tube coupling and adjacent side plates;
Step 3.2: the top board being connected adjacency channel place tube coupling by described metal sheet;
Step 3.3: described support unit comprises pile foundation and column, described pile foundation and column is set gradually at the adjacent side plates place be removed, in the top board that the two ends of described column are separately fixed at tube coupling and pile foundation, in the soil body below the base plate that described pile foundation is fixed on tube coupling;
Step 3.4: repeat step 3.1 ~ 3.3 until complete the setting of all support units.
8. underground space tunneling construction method as claimed in claim 7, it is characterized in that, in step 3.4, when the quantity of multiple described passage is odd number, the setting of the supported on both sides unit between advanced interline passage and adjacent two wing passages, outwards carry out the setting of support unit more successively from center-aisle, and front support unit of once constructing and after the support unit of once constructing lay respectively at center-aisle both sides.
9. underground space tunneling construction method as claimed in claim 7, it is characterized in that, in step 3.4, when the quantity of multiple described passage is even number, first carry out the setting of the support unit between two center-aisles, outwards carry out the setting of support unit more successively from center-aisle, and front support unit of once constructing and after the support unit of once constructing lay respectively at the both sides of the support unit between two center-aisles.
10. underground space tunneling construction method as claimed in claim 1, it is characterized in that, described metal sheet is steel plate, and described tube coupling is steel pipe joint or steel concrete tube coupling.
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| CN105370300A (en) * | 2015-11-17 | 2016-03-02 | 中铁工程装备集团有限公司 | Two-layer or multi-layer underground space construction method |
| CN105840216A (en) * | 2016-03-24 | 2016-08-10 | 上海市机械施工集团有限公司 | Underground space exploitation excavation construction method |
| CN106014460A (en) * | 2016-06-14 | 2016-10-12 | 中铁隧道勘测设计院有限公司 | Incremental launching type underground space group construction method and application |
| CN108222981A (en) * | 2017-12-29 | 2018-06-29 | 中车建设工程有限公司 | Bright excavation construction method after underground station is first dark |
| CN109505611A (en) * | 2019-01-28 | 2019-03-22 | 中铁第六勘察设计院集团有限公司 | It is a kind of to realize the inverse construction method made of tunneling using combination push pipe |
| CN109778906A (en) * | 2019-01-31 | 2019-05-21 | 重庆科技学院 | The construction method of the small-sized material storage room in underground |
| CN112145187A (en) * | 2020-09-25 | 2020-12-29 | 上海隧道工程有限公司 | Construction device and construction method for channel between existing underground space and shield tunnel |
| CN116906085A (en) * | 2023-09-13 | 2023-10-20 | 湖南大学 | Method for constructing deep large underground structure |
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| CN105840216A (en) * | 2016-03-24 | 2016-08-10 | 上海市机械施工集团有限公司 | Underground space exploitation excavation construction method |
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| CN108222981A (en) * | 2017-12-29 | 2018-06-29 | 中车建设工程有限公司 | Bright excavation construction method after underground station is first dark |
| CN109505611A (en) * | 2019-01-28 | 2019-03-22 | 中铁第六勘察设计院集团有限公司 | It is a kind of to realize the inverse construction method made of tunneling using combination push pipe |
| CN109778906A (en) * | 2019-01-31 | 2019-05-21 | 重庆科技学院 | The construction method of the small-sized material storage room in underground |
| CN112145187A (en) * | 2020-09-25 | 2020-12-29 | 上海隧道工程有限公司 | Construction device and construction method for channel between existing underground space and shield tunnel |
| CN116906085A (en) * | 2023-09-13 | 2023-10-20 | 湖南大学 | Method for constructing deep large underground structure |
| CN116906085B (en) * | 2023-09-13 | 2023-12-08 | 湖南大学 | Method for constructing deep large underground structure |
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