CN106958448B - A kind of shallow tunnel construction method and system - Google Patents
A kind of shallow tunnel construction method and system Download PDFInfo
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- CN106958448B CN106958448B CN201710344091.4A CN201710344091A CN106958448B CN 106958448 B CN106958448 B CN 106958448B CN 201710344091 A CN201710344091 A CN 201710344091A CN 106958448 B CN106958448 B CN 106958448B
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- 238000010276 construction Methods 0.000 title claims abstract description 128
- 239000011178 precast concrete Substances 0.000 claims abstract description 30
- 230000005641 tunneling Effects 0.000 claims abstract description 30
- 239000002689 soil Substances 0.000 claims abstract description 26
- 238000009412 basement excavation Methods 0.000 claims abstract description 14
- 238000007569 slipcasting Methods 0.000 claims abstract description 9
- 239000011440 grout Substances 0.000 claims abstract description 5
- 238000003801 milling Methods 0.000 claims abstract description 3
- 238000003032 molecular docking Methods 0.000 claims abstract description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 230000032258 transport Effects 0.000 claims description 18
- 238000005056 compaction Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 13
- 230000015572 biosynthetic process Effects 0.000 claims description 9
- 239000004567 concrete Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 24
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000012407 engineering method Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/08—Lining with building materials with preformed concrete slabs
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/14—Layout of tunnels or galleries; Constructional features of tunnels or galleries, not otherwise provided for, e.g. portals, day-light attenuation at tunnel openings
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The present invention discloses a kind of shallow tunnel construction method, comprising the following steps: step 1: determining that position is excavated on stratum, installs tunneling device；Step 2: milling slot, digs out fitting groove on stratum；Step 3: precast concrete assembles, component is transported in fitting groove, component docking fastening is spliced into frame shape tunnel main structure；Step 4: backfill slip casting, the gap between grout filling fitting groove and tunnel main structure；Step 5: the tunneling space soil body, digs out tunnel between the framework of the tunnel main structure；Step 6: applying two lining structures in tunnel, accessory structure is built, electromechanical equipment is installed.The present invention also provides a kind of shallow tunnels to build system, including tunneling device and precast concrete.The present invention provides a kind of new tunneling method and system, can largely reduce the use of stratum excavation and supporting construction, saves engineering construction cost, improves construction efficiency, ensures construction safety.
Description
Technical field
The present invention relates to tunneling engineering fields, and in particular to a kind of shallow tunnel construction method and system.
Background technique
Under the situation of current cityization fast development, to alleviate traffic pressure and rationally utilizing Underground Space Resource, city
The rapid transformation of city's road and the construction of city integrated piping lane are all concerned, and the following this kind of Tunnel Engineering can be continuously increased.?
Tunnel construction can select most reasonable construction method early period according to the actual situation, for the tunnel construction in shallow embedding soft soil layer,
Currently used method has cut and cover method, shield method, push bench process, shallow burial hidden digging etc..
Cut and cover method is to excavate the soil body downwards from earth's surface, then performs main structure and backfills.This method needs, which perform, goes along with sb. to guard him
System, and retaining design cost is high, sometimes even over the 50% of engineering totle drilling cost, the building enclosure goed deep into stratum can also
Interfere the exploitation of the subsequent underground space, another aspect open cut engineering is first excavated the construction procedure backfilled afterwards i.e. and influenced the duration and increases again
Cost.Shield method is the method for tunnel construction relatively advanced using one kind of shield machine construction, but the equipment such as shield machine are expensive,
Need to excavate biggish starting well and received well, vertical transport is expensive, works at the same time environment and needs illumination of divulging information, construction cost
It is very high.Push bench process is the engineering method that the tube coupling that will be preset is pushed into that stratum forms tunnel one by one, which is limited by length is pushed away surely
Larger, route is longer, and thrust loss is bigger, therefore is not suitable for long distance construction.And shallow mining method tunnel is slow, process is tedious, peace
Full blast is nearly big, and at high cost.
It can be seen that above tunnel excavation method has different problems, it is badly in need of developing a kind of new tunnel construction side
Method and equipment improve construction efficiency to save engineering construction cost, ensure construction safety.
In view of the above drawbacks, creator of the present invention obtains of the invention a kind of shallow finally by prolonged research and practice
Bury tunneling method and system.
Summary of the invention
To solve above-mentioned technological deficiency, the technical solution adopted by the present invention is, provides a kind of shallow tunnel construction method,
The following steps are included:
Step 1: determining that position is excavated on stratum, tunneling device is installed；
Step 2: milling slot, digs out fitting groove on stratum；
Step 3: precast concrete assembles, component is transported in fitting groove, component docking fastening is spliced into frame
Shape tunnel main structure；
Step 4: slip casting is backfilled, the gap described in grout filling between fitting groove and tunnel main structure；
Step 5: the tunneling space soil body, digs out tunnel between the framework of the tunnel main structure；
Step 6: applying two lining structures in tunnel, accessory structure is built, electromechanical equipment is installed.
Preferably, the fitting groove in the second step is excavated using incremental launching method, outward transport of being unearthed.
Preferably, the fitting groove in the second step isShape, the main structure in the third step are mounted on institute
State fitting groove lower part.
A kind of shallow tunnel builds system, including tunneling device and precast concrete, the precast concrete
Component is for building tunnel main structure；The tunneling device includes: underground construction portion, for excavating assembly under a subterranean formation
Slot builds tunnel main structure and slip casting；Ground control unit is constructed for controlling the underground construction portion；The ground
Control unit includes that switchboards of job guide rail, Working gantry and mobile control host, the Working gantry are mounted on above the switchboards of job guide rail,
The underground construction portion is mounted below the switchboards of job guide rail, and the Working gantry can be together along institute with the underground construction portion
Switchboards of job guide rail is stated to move horizontally.
Preferably, the underground construction portion is connect with the Working gantry by shaft, the underground construction portion being capable of edge
The shaft vertically rotates.
Preferably, the underground construction portion includes soil compaction module, hydraulic pushing module and precast construction locating module, it is described
Soil compaction module is located at the front end in the underground construction portion, after the precast construction locating module is located at the underground construction portion
End, the hydraulic pushing module are arranged between the soil compaction module and the precast construction locating module；The soil compaction module
Steel bushing and rotary digging excavation device are controlled including profile, the rotary digging excavation device is mounted in the profile control steel bushing；It is described
Precast construction locating module includes inside steel plate and outside plate, and tunnel main body is formed between the inside steel plate and outside plate
Structure installation space, precast construction locating module rear end are equipped with Grouting Pipe；The hydraulic pushing module includes a plurality of liquid
Jack is pressed, the hydraulic jack front end connects the profile and controls steel bushing, and rear end and the precast construction locating module connect
It connects.
Preferably, being equipped with hydraulic control module and precast construction transport module, the hydraulic control on the Working gantry
Molding block is connect with the hydraulic pushing module, for controlling the hydraulic jack；The precast construction transports module and institute
State the connection of precast construction locating module；The Working gantry is equipped with cross slide way, and the precast construction transports module and is mounted on institute
It states on cross slide way；The conveying arm can be mobile in vertical direction, and the installation equipment is for fastening precast concrete.
Preferably, the precast concrete includes component, the component is rectangular parallelepiped structure, including front, the back side
With four sides, wherein the front and back is square, component two sides therein are joint face, the connection
Middle face is equipped with connection boss or connecting groove, the connection boss are corresponding with the connecting groove shape.
Preferably, the component includes: intermediate member, installed for horizontal or vertical connection, constitutes tunnel main structure
Four sides；Connecting elements is mounted on the tunnel main structure for connecting the intermediate member vertically and horizontally installed
Quadrangle；The joint face of the intermediate member is two opposite sides, is respectively equipped on the joint face of the intermediate member described
Connect boss and connecting groove；The joint face of the connecting elements is two adjacent sides, and the connecting elements is divided into first
Two joint faces of connecting elements, the second connecting elements and third connecting elements, first connecting elements are equipped with the company
Groove is connect, two joint faces of second connecting elements are respectively equipped with the connection boss and connecting groove, and the third connects
Two joint faces of connection member are equipped with the connection boss.
Preferably, the joint face corner position of the component is equipped with the bolt connecting hole of perforation, the intermediate member is set altogether
There are four the bolt connecting hole, the connecting elements is equipped with eight bolt connecting holes altogether.
Compared with the prior art the beneficial effects of the present invention are:
The present invention provides a kind of new shallow tunnel construction method and device, and this method has first performed main body knot in the earth formation
Structure, the rear internal soil body of excavation form tunnel, can largely reduce stratum using this method progress tunneling and excavate and supporting knot
Engineering construction cost is saved in the use of structure, improves construction efficiency, ensures construction safety.
Tunnel main structure is built by precast concrete in the present invention, which is readily transported, between component
It is connected by connection boss with connecting groove, it is easy for installation, can be to avoid connection error, and fastened by connecting bolt,
Guarantee the intensity of tunnel main structure.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution in various embodiments of the present invention
The attached drawing used is briefly described.
Fig. 1 is the structure chart of tunneling device；
Fig. 2 is the structure chart of tunneling device ground control unit；
Fig. 3 is the structure chart in tunneling device underground construction portion；
Fig. 4 is the structural perspective of the first connecting elements of precast concrete；
Fig. 5 is the structural perspective of the second connecting elements of precast concrete；
Fig. 6 is the structural perspective of precast concrete third connecting elements；
Fig. 7 is the structural perspective of precast concrete intermediate member；
Fig. 8 is the structural perspective that precast concrete is built into tunnel soil body structure；
Fig. 9 is the construction process concept map of shallow tunnel construction method.
Digital representation in figure:
1. the mobile control host of 2. underground construction portion of ground control unit, 11. Working gantry, 12. switchboards of job guide rail 13.
14. 15. precast construction of hydraulic control module transports 21. soil compaction module of module, 22. rotary digging excavation device
23. 24. precast construction locating module of hydraulic pushing module, 3. tunnel main body mechanism, 31. first connecting elements
32. 33. third connecting elements of the second connecting elements, 34. intermediate member, 35. connecting groove 36. connects boss
37. 4. fitting groove of bolt hole, 5. tunnel, 6. 2 lining structure
Specific embodiment
Below in conjunction with attached drawing, the forgoing and additional technical features and advantages are described in more detail.
<shallow tunnel builds system>
A kind of shallow tunnel builds system, comprising:
Tunneling device builds tunnel for excavating；
And precast concrete, for building tunnel main structure.
The tunneling device includes:
Tunnel main structure and slip casting are built for excavating fitting groove under a subterranean formation in underground construction portion；
With ground control unit, construct for controlling the underground construction portion.
A kind of new shallow tunnel construction method may be implemented in the shallow tunnel system of building, and first passes through tunnel using the system
Road builds device and digs out fitting groove in the earth formation, has performed tunnel main structure with precast concrete in fitting groove, after
The soil body inside tunneling main structure forms tunnel.
<tunneling device>
As shown in connection with fig. 1, a kind of tunneling device, including ground control unit 1 and underground construction portion 2, the underground are applied
Tunnel main structure and slip casting are built for excavating fitting groove under a subterranean formation by the Ministry of worker 2；The ground control unit 1 is for controlling institute
Underground construction portion is stated to construct.
As shown in connection with fig. 2, the ground control unit 1 includes that Working gantry 11, switchboards of job guide rail 12 and movement control host 13,
The Working gantry 11 is mounted on 12 top of switchboards of job guide rail.The underground construction portion 2 is mounted on 12 lower section of switchboards of job guide rail, Neng Gouyu
Working gantry 11 is moved horizontally along switchboards of job guide rail 12 together, can control construction location according to project situation.
Hydraulic control module 14 is installed on the Working gantry 11 and precast construction transports module 15.The Working gantry
11 are equipped with cross slide way, and the precast construction is transported module 15 and is mounted on the cross slide way, can left and right moving control it is prefabricated
The transporting position of concrete component.It includes conveying arm and installation equipment, the conveying arm energy that the precast construction, which transports module 15,
Enough movements lower in the vertical direction, installation equipment is for being positioned and being fastened to precast concrete.Precast construction is transported
Module 15 on the ground pre-installs precast concrete by installing equipment, will transport precast concrete by conveying arm
It in component to ground end fitting groove, and is fastened by installation equipment, precast construction transports module 15 and facilitates control, and spelling is effectively ensured
Connect quality.
As shown in connection with fig. 3, the underground construction portion 2 integral intoShape builds tunnel main body knot at lower frame position
Structure, the shape in underground construction portion 2 can reduce stratum excavation, save engineering construction cost, improve construction efficiency.Underground construction portion
2 include soil compaction module 21, hydraulic pushing module 23 and precast construction locating module 24.The soil compaction module 21 construction located underground
The front end in portion 2 comprising profile control steel bushing and rotary digging excavation device 22, the rotary digging excavation device 22 are mounted on the profile
It controls in steel bushing.Rotary digging excavation device 22 is installed according to shoveling direction, the rotary digging being arranged in profile control steel bushing straight flange is unearthed
Device 22 is vertically-mounted, and the rotary digging excavation device being arranged in profile control steel bushing horizontal edge is horizontally mounted, and rotary digging, which is unearthed, to be filled
It sets 22 and the soil dug out is transported to ground, realize that stratum is excavated, channel dredging shape is controlled by profile control steel bushing.The prefabricated knot
The rear end in the construction portion 2 located underground of structure locating module 24, including inside steel plate and outside plate, the inside steel plate and outside steel
Plate forms tunnel main structure installation space, for positioning precast concrete, completes tunnel main structure and builds.It is described pre-
24 rear end of structure positioning module processed is equipped with Grouting Pipe, is used for grouting construction.The hydraulic pushing module 23 is arranged in the soil compaction
Between module 21 and precast construction locating module 24, is moved forward for soil compaction module 21 and the fixation of precast construction locating module 24 mentions
For power.The hydraulic pushing module 24 includes a plurality of hydraulic jacks, the hydraulic jack front end connection profile control
Steel bushing, rear end are connect with precast construction locating module.The hydraulic pushing module of the hydraulic control module 14 and ground control unit 1
23 connections, hydraulic pushing module 23 can control the hydraulic jack work.The precast construction transport module 15 with it is described
Precast construction locating module 24 connects, and transports module 15 by precast construction and the concrete component of preparatory assembly is transported to prefabricated knot
Structure locating module 24.
The tunneling device is mounted on selected stratum and excavates position, mobile control host 13 is operated, makes workbench
Frame 11 and underground construction portion 2 are moved to suitable position on switchboards of job guide rail 12.It digs out and originates respectively before and after tunneling position
Well and received well, hydraulic control module 14 control 23 thrust of hydraulic pushing module, and soil compaction module 21 is pushed to move forward to construction
Position.22 pushing tow of rotary digging excavation device excavates stratum, and outward transport of being unearthed is dug out in the earth formationShape dress slot allocation.Hydraulic control mould
Block 14 acts on precast construction locating module 24, positions in fitting groove.It is horizontal in Working gantry 11 that precast construction transports module 15
It is moved to suitable position on direction guiding rail, precast concrete is pre-installed, the component being pre-installed is transported to pre- by conveying arm
Structure positioning module 24 processed, installation equipment are positioned and are fastened to precast concrete, are built into frame in fitting groove lower part
Shape tunnel main structure.Precast construction locating module 24 moves forward, and is detached from tunnel main structure, is filled by Grouting Pipe grout fillingGap in shape slot controls grouting pressure and grouting amount by technique requirement.It is dug between the framework of main structure after slip casting
Tunnel out, underground construction portion, which moves forward to, removes bottom on received well.
Using the tunneling device can largely reduce stratum excavate and supporting construction use, save engineering construction at
This, improves construction efficiency, ensures construction safety.
<precast concrete>
A kind of precast concrete, for building tunnel main structure.In conjunction with shown in Fig. 4-7, the component is rectangular
Body structure, including front, the back side and four sides.Component two sides therein are joint face, and front and back is square,
Component can according to need adjustment connection direction, make joint face is opposite to be attached.Connection boss is equipped in the middle part of the joint face
36 or connecting groove 35, the connection boss 36 is truncated cone-shaped, and the connecting groove 35 is reverse frustoconic, when connection boss 36 is inserted
Connection is formed when entering connecting groove 35 between component.The outside for connecting boss 36 is equipped with rubber ring, and it is firm to make to connect, connection
Precision improves.
The component is divided into intermediate member 34 and connecting elements, and intermediate member 34 is installed for horizontal or vertical connection, structure
At four sides of tunnel main structure, connecting elements is mounted on the quadrangle of the tunnel main structure, for connecting vertically and horizontally
The intermediate member 34 of installation, four corners of the joint face of the component are equipped with the bolt connecting hole 37 of perforation, the bolt
37 direction of connecting hole is vertical with corresponding joint face, and for being fastened by connection bolt to splicing component, it is firm to make to connect, and mentions
High bonding strength.
The joint face of the connecting elements is two adjacent sides, is equipped with eight bolt connecting holes altogether on connecting elements
37.According to be provided that on joint face connection boss 36 and/or connecting groove 35, the connecting elements be divided into the first connecting elements
31, the second connecting elements 32 and third connecting elements 33.As shown in figure 4, being all provided on two joint faces of the first connecting elements 31
There is the connecting groove 35.As shown in figure 5, being respectively equipped with the connection boss 36 on two joint faces of the second connecting elements 32
With connecting groove 35.As shown in fig. 6, being equipped with the connection boss 36 on two joint faces of third connecting elements 33.
As shown in fig. 7, the joint face of the intermediate member 34 is two opposite sides, it is equipped with four altogether on intermediate member 34
A bolt connecting hole 37 is respectively equipped with the connection boss 36 and connecting groove 35 on two joint faces of intermediate member 34.
As shown in figure 8, it is the frame shape tunnel main structure being built into the precast concrete, wherein left side bottom
Angle is the first connecting elements 31, and left side apex angle and right side base angle are the second connecting elements 32, and right side apex angle is third connecting elements
33, upper and lower horizontal edge is made of the intermediate member 34 being horizontally mounted, and left and right vertical edge is made of vertically-mounted intermediate member 34.It connects
The form of connecing is the joint face of each component and the connection face contact of adjacent members, and connection boss 36 is inserted into the formation of connecting groove 35
It connects, the bolt connecting hole 37 between adjacent members is connected to, and is passed through connection bolt and is realized that connection fastens.
The precast concrete structure is simple, and easy to make, replaceability is strong, and component is readily transported installation, component
Between connect by connecting boss with connecting groove, difficulty of construction can be can be effectively reduced to avoid connection error, improve and construct
Efficiency.
<shallow tunnel construction method>
As shown in figure 9, a kind of shallow tunnel construction method, which comprises the following steps:
Step 1: determining that position is excavated on stratum as shown in A in figure, installing tunneling device.
Step 2: incremental launching method is excavated as shown in B in figure, outward transport of being unearthed is dug out on stratumShape dress slot allocation 4,
Stratum is reduced to excavate.
Step 3: as shown in C in figure, component is transported to 4 lower part of fitting groove, component pair by precast concrete assembly
Fastening is connect, frame shape tunnel main structure 3 is spliced into.
Step 4: as shown by d in the figure, backfill slip casting, the gap between grout filling fitting groove 4 and tunnel main structure 3,
Raising, stratum or impermeability and globality improve foundation condition.
Step 5: the tunneling space soil body digs out tunnel 5 between the tunnel main structure 3 as shown in E in figure,
The use for reducing supporting construction can save engineering construction cost, improve construction efficiency.
Step 6: performing two lining structures 6 in tunnel 5 as shown in F in figure, bearing capacity is improved, waterproof action is played,
And accessory structure is built, electromechanical equipment is installed.
The shallow tunnel construction method has first performed tunnel main structure 3 in the earth formation, rear to excavate internal soil body formation tunnel
Road 5, using this method carry out tunneling can largely reduce stratum excavate and supporting construction use, save engineering construction at
This, improves construction efficiency, ensures construction safety.
<deformation of above embodiment>
The present embodiment place different from the embodiment described above is, the underground construction portion 2 of the tunneling device and work
Make rack 11 to connect by shaft, can vertically be rotated along shaft, realizes that underground construction portion 2 is oblique and construct into stratum.
When using the present apparatus, the beveling of underground construction portion 2 enters ground, and hydraulic control module 14 controls 23 thrust of hydraulic pushing module, pushes away
Dynamic soil compaction module 21 is swung down to vertical construction position.After underground construction portion 2 moves forward certain distance after the completion of construction, to
Stratum is left in upper rotation, completes equipment recycling.
The foregoing is merely presently preferred embodiments of the present invention, is merely illustrative for the purpose of the present invention, and not restrictive
's.Those skilled in the art understand that in the spirit and scope defined by the claims in the present invention many changes can be carried out to it,
It modifies or even equivalent, but falls in protection scope of the present invention.
Claims (10)
1. a kind of shallow tunnel construction method, which comprises the following steps:
Step 1: determining that position is excavated on stratum, tunneling device is installed；
Step 2: milling slot, digs out fitting groove on stratum；
Step 3: precast concrete assembles, component is transported in the fitting groove, component docking fastening is spliced into frame
Shape tunnel main structure；
Step 4: slip casting is backfilled, the gap described in grout filling between fitting groove and tunnel main structure；
Step 5: the tunneling space soil body, digs out tunnel between the framework of the tunnel main structure；
Step 6: applying two lining structures in tunnel, accessory structure is built, electromechanical equipment is installed.
2. shallow tunnel construction method as described in claim 1, which is characterized in that the fitting groove in the second step uses top
Pushing manipulation is excavated, outward transport of being unearthed.
3. shallow tunnel construction method as claimed in claim 2, which is characterized in that the fitting groove in the second step isShape, the main structure in the third step are mounted on the fitting groove lower part.
4. a kind of shallow tunnel builds system, which is characterized in that described pre- including tunneling device and precast concrete
Concrete component processed is for building tunnel main structure；The tunneling device includes:
Tunnel main structure and slip casting are built for excavating fitting groove under a subterranean formation in underground construction portion；
Ground control unit is constructed for controlling the underground construction portion；
The ground control unit includes switchboards of job guide rail, Working gantry and mobile control host, and the Working gantry is mounted on described
Above switchboards of job guide rail, the underground construction portion is mounted below the switchboards of job guide rail, the Working gantry and the underground construction
Portion can be moved horizontally along the switchboards of job guide rail together.
5. shallow tunnel as claimed in claim 4 builds system, which is characterized in that the underground construction portion and the workbench
Frame is connected by shaft, and the underground construction portion can vertically be rotated along the shaft.
6. shallow tunnel as described in claim 4 or 5 builds system, which is characterized in that the underground construction portion includes soil compaction
Module, hydraulic pushing module and precast construction locating module, the soil compaction module is located at the front end in the underground construction portion, described
Precast construction locating module is located at the rear end in the underground construction portion, the hydraulic pushing module setting in the soil compaction module and
Between the precast construction locating module；The soil compaction module includes profile control steel bushing and rotary digging excavation device, the rotary digging
Excavation device is mounted in the profile control steel bushing；The precast construction locating module includes inside steel plate and outside plate,
Main structure installation space in tunnel is formed between the inside steel plate and outside plate, precast construction locating module rear end is set
There is Grouting Pipe；The hydraulic pushing module includes a plurality of hydraulic jacks, and the hydraulic jack front end connects the profile
Steel bushing is controlled, rear end is connect with the precast construction locating module.
7. shallow tunnel as claimed in claim 6 builds system, which is characterized in that be equipped with hydraulic control on the Working gantry
Molding block and precast construction transport module, and the hydraulic control module is connect with the hydraulic pushing module, described for controlling
Hydraulic jack；The precast construction is transported module and is connect with the precast construction locating module；The Working gantry is equipped with cross
Direction guiding rail, the precast construction are transported module and are mounted on the cross slide way；It includes conveying that the precast construction, which transports module,
Arm and installation equipment, the conveying arm can be mobile in vertical direction, and the installation equipment is for fastening precast concrete.
8. shallow tunnel as described in claim 4 or 5 builds system, which is characterized in that the precast concrete includes
Component, the component is rectangular parallelepiped structure, including front, the back side and four sides, wherein the front and back is square,
Component two sides therein are joint face, are equipped with connection boss or connecting groove, the connection in the middle part of the joint face
Boss is corresponding with the connecting groove shape.
9. shallow tunnel as claimed in claim 8 builds system, which is characterized in that the component includes:
Intermediate member is installed for horizontal or vertical connection, constitutes four sides of tunnel main structure；
Connecting elements is mounted on the four of the tunnel main structure for connecting the intermediate member vertically and horizontally installed
Angle；
The joint face of the intermediate member is two opposite sides, is respectively equipped with the company on the joint face of the intermediate member
Connect boss and connecting groove；The joint face of the connecting elements is two adjacent sides, and the connecting elements is divided into the first company
Two joint faces of connection member, the second connecting elements and third connecting elements, first connecting elements are equipped with the connection
Groove, two joint faces of second connecting elements are respectively equipped with the connection boss and connecting groove, the third connection
Two joint faces of component are equipped with the connection boss.
10. shallow tunnel as claimed in claim 9 builds system, which is characterized in that the joint face corner position of the component
Bolt connecting hole equipped with perforation, the intermediate member are set altogether there are four the bolt connecting hole, and the connecting elements is equipped with altogether
Eight bolt connecting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344091.4A CN106958448B (en) | 2017-05-16 | 2017-05-16 | A kind of shallow tunnel construction method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344091.4A CN106958448B (en) | 2017-05-16 | 2017-05-16 | A kind of shallow tunnel construction method and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106958448A CN106958448A (en) | 2017-07-18 |
| CN106958448B true CN106958448B (en) | 2019-04-12 |
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| CN201710344091.4A Active CN106958448B (en) | 2017-05-16 | 2017-05-16 | A kind of shallow tunnel construction method and system |
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