CN202578702U - Movable continuous support system for shield-overlapped tunnel construction - Google Patents
Movable continuous support system for shield-overlapped tunnel construction Download PDFInfo
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- CN202578702U CN202578702U CN 201220240382 CN201220240382U CN202578702U CN 202578702 U CN202578702 U CN 202578702U CN 201220240382 CN201220240382 CN 201220240382 CN 201220240382 U CN201220240382 U CN 201220240382U CN 202578702 U CN202578702 U CN 202578702U
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Abstract
The utility model discloses a movable continuous support system for shield-overlapped tunnel construction. The continuous support system comprises a position locking and back propulsion device and a plurality of wheel type support trolleys. The wheel type support trolleys can longitudinally move back and forth on steel rails laid in a constructed shield tunnel and are continuously arranged from front to back, and the position locking and back propulsion device is mounted on the back of the last wheel type support trolley; the structures of the wheel type support trolley are identical, a plurality of pushing devices for forwardly pushing the trolleys are mounted between wheel type support trolleys adjacent to one another in the front-back direction, and each two wheel support trolleys adjacent to each other in the front-back direction are integrally assembled by the corresponding pushing device for forwardly pushing the trolleys. The movable continuous support system is reasonable in structure, convenient to install and arrange, simple and convenient to operate, good in service effect and high in practical value, and solves difficult problems of difficulty in installation and reverse transportation and the like of an existing cross support system while realizing a continuous supporting function, and supporting efficiency is greatly improved.
Description
Technical field
The utility model belongs to the overlapping shield tunnel technical field of construction, especially relates to the construction of a kind of overlapping shield tunnel with portable continuous supporting system.
Background technology
Along with the high speed development of city underground, the planning and designing of subway line are in progressively networking.The station of city underground, line overlap are inevitable outcomes.Subway line overlapping brings certain degree of difficulty to shield machine construction.Owing in shield structure roll extrusion tunneling process, can produce the pressure of hoop to country rock; Simultaneously, the deadweight of shield machine tool also certainly leads to vertical dynamic pressure.According to the subway Tunnel Design, when the minimum vertical spacing in two tunnels is less than 3.6m in the overlay region, must carry out the hoop supporting to existing subway tunnel, main purpose is: normal driving and the safe construction of the first, guaranteeing shield machine; The second, guarantee to get into the side pressure and the pressure of hanging down that the overlay segment country rock is transmitted, prevent damage existing tunnel circuit section of jurisdiction.Therefore,, be necessary carrying out bracing reinforcement in the tunnel, to reduce the adverse effect that back row constructing tunnel produces for avoiding influencing each other of overlapping tunnel construction in advance.
At present; During the construction of back row tunneling shield, in advance or the support system in the tunnel that has built up mainly be to take the cross hang system, the thought of this support system mainly is to support with steel the tunnel of going ahead of the rest is reinforced; Help the section of jurisdiction to bear outside pressure, with the distortion and the slip of control section of jurisdiction.Above-mentioned cross hang system is mainly supported by steel loop, cross steel and 4 vertical i iron are formed.Steel loop and cross steel support and are positioned at circumferential weld place, section of jurisdiction; Vertically steel support respectively 16 o'clock in the tunnel, 4 o'clock, 8 o'clock and 12 o'clock the position vertically arrange along the tunnel; All adopt bolt to connect between steel loop, cross hang and the vertical i iron, form the integrated support system.
In the actual use, the advantage of cross hang system is simple in structure and definite functions, and the thought of this support system mainly is to support with steel the tunnel of going ahead of the rest is reinforced, and helps the section of jurisdiction to bear outside pressure, the distortion and the slip of control section of jurisdiction; But during practice of construction, the installation of cross hang system and the work of having bad luck are very difficult, thereby result of use is relatively poor, supporting uninterruptedly in the tunnel of can not realizing simply, easily going ahead of the rest.
The utility model content
The utility model technical problem to be solved is to above-mentioned deficiency of the prior art; Provide the construction of a kind of overlapping shield tunnel with portable continuous supporting system; It is rational in infrastructure, installation is laid convenient and it is easy and simple to handle to use, result of use good, practical value is high; In continuous uninterrupted the support, overcome the existing installation of existing cross hang system and had bad luck a very difficult problem such as difficulty of work, improved supporting efficiency greatly.
For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: a kind of overlapping shield tunnel construction is with portable continuous supporting system; It is characterized in that: comprise that locking position and rear portion propulsion plant and many groups can accomplish the wheeled support chassis that vertically move around and lay continuously from front to back on institute's steel rail laying in the shield tunnel constructing, said locking position and rear portion propulsion plant are installed in that last organizes wheeled support chassis rear portion in the said wheeled support chassis of many groups; The structure of the said wheeled support chassis of many groups is all identical; A plurality of car groups all are installed between the wheeled support chassis of two adjacent groups before and after in the said wheeled support chassis of many groups pushes ahead and uses thrustor; And a plurality of said car groups are pushed ahead with the thrustor bilateral symmetry and are laid between the said wheeled support chassis of front and back two adjacent groups, and two adjacent groups said wheeled support chassis in front and back is pushed ahead with thrustor through a plurality of said car groups and is assembled into one; Said wheeled support chassis comprises vehicle frame, is installed in said bottom of frame and can laterally be laid in the supporting mechanism that carries out firm support on the said vehicle frame and to the completion shield tunnel of constructing in a plurality of walking mechanisms that move around on the rail and multiple tracks; The structure of the said supporting mechanism of multiple tracks is all identical, and the said supporting mechanism of multiple tracks all is vertical laying with longitudinal center's axis of wheeled support chassis; Said supporting mechanism comprises that the vertical axis of accomplishing shield tunnel to construct is that thrustor use in a plurality of wheeled supporting mechanism and a plurality of support that is laid in respectively between a plurality of said wheeled supporting mechanisms and said vehicle frame that the center line symmetry is laid on the said vehicle frame, and a plurality of wheeled supporting mechanisms along the circumferential direction are laid in to have constructed and accomplish shield tunnel inside and all contact with the annular concrete pipe sheet that the completion shield tunnel inwall of constructing is mated formation; Said locking position and rear portion propulsion plant comprise that the rear portion advances vehicle frame, a plurality of bilateral symmetry to lay to be installed in said rear portion to advance lock rail device and the bilateral symmetry of bottom of frame to be laid in said rear portion and advances vehicle frame and organize in the said wheeled support chassis last more and organize a plurality of rear portions between the wheeled support chassis and push ahead and use thrustor, and the installation site of said lock rail device is corresponding with the installation position of rail; Said car group is pushed ahead to push ahead with thrustor with thrustor and said rear portion with thrustor, said support and is fluid pressure drive device.
The construction of above-mentioned overlapping shield tunnel is with portable continuous supporting system; It is characterized in that: said rear portion advances vehicle frame to comprise two A-frames that bilateral symmetry is laid, and two said A-frames all are vertical and between laying and the rear portion of the two, are fastenedly connected through connector.
The construction of above-mentioned overlapping shield tunnel is with portable continuous supporting system; It is characterized in that: said car group is pushed ahead and is used thrustor to be car group pipe bending cylinder, before and after said car group pipe bending cylinder bottom is fixed in the said wheeled support chassis of two adjacent groups on the vehicle frame of the one group of wheeled support chassis in back and its oil cylinder piston masthead portion be installed on the vehicle frame of last group of wheeled support chassis; Said rear portion is pushed ahead and used thrustor is the back pipe bending cylinder, and back pipe bending cylinder bottom is fixed on said rear portion and advances on the vehicle frame and its oil cylinder piston masthead portion is installed in and organizes that last is organized on the vehicle frame of wheeled support chassis in the said wheeled support chassis more; Said support uses thrustor to be support cylinder, and said support cylinder bottom is fixed on the vehicle frame of wheeled support chassis and its oil cylinder piston masthead portion is installed in wheeled supporting mechanism bottom.
The construction of above-mentioned overlapping shield tunnel is with portable continuous supporting system; It is characterized in that: said wheeled supporting mechanism comprises two rubber wheels and a wheel carrier that supplies two said rubber wheels to install; Said wheel carrier is half-set; Said half-set comprises that the bottom is installed in the vertical pole and the horizontal strut that is installed in said vertical pole top on the vehicle frame of wheeled support chassis; Said vertical pole is vertical laying with said horizontal strut, and said horizontal strut is parallel laying with the vehicle frame of wheeled support chassis, and two said rubber wheels one in front and one in back are installed in the two ends of said horizontal strut.
The construction of above-mentioned overlapping shield tunnel is with portable continuous supporting system; It is characterized in that: the quantity of a plurality of said wheeled supporting mechanisms is five; And five wheeled supporting mechanisms be respectively be laid in 9 inner o'clock of annular concrete pipe sheet, 11 o'clock, 12 o'clock, 1 o'clock and 3 o'clock five positions; The wheeled supporting mechanism that wherein is laid in 12 o'clock orientation is the wheeled supporting mechanism of central axis; Two wheeled supporting mechanisms that are laid on 9 o'clock and the 3 o'clock orientation are the wheeled supporting mechanism of stringcourse, and two wheeled supporting mechanisms that are laid on 11 o'clock and the 1 o'clock orientation are 77
°The wheeled supporting mechanism of angle.
The construction of above-mentioned overlapping shield tunnel is with portable continuous supporting system, and it is characterized in that: the quantity of a plurality of said lock rail devices is four, and four lock rail devices are laid in the subordinate side, front and back end of two said A-frames respectively.
The construction of above-mentioned overlapping shield tunnel is characterized in that with portable continuous supporting system: said vehicle frame is the inner portal support that has the movable passageway that confession dregs car passes through.
The construction of above-mentioned overlapping shield tunnel is with portable continuous supporting system, and it is characterized in that: the said supporting mechanism of multiple tracks is even laying.
The construction of above-mentioned overlapping shield tunnel is with portable continuous supporting system; It is characterized in that: between the vehicle frame of said car group pipe bending cylinder bottom and wheeled support chassis with and the vehicle frame of oil cylinder piston masthead portion and wheeled support chassis between all be connected in hinged way; Pipe bending cylinder bottom, said back and said rear portion advance between the vehicle frame with and the vehicle frame of oil cylinder piston masthead portion and wheeled support chassis between all be connected in hinged way, bottom the said support cylinder with the vehicle frame of wheeled support chassis between with and oil cylinder piston masthead portion all be connected in hinged way between bottom wheeled supporting mechanism.
The construction of above-mentioned overlapping shield tunnel is with portable continuous supporting system; It is characterized in that: said wheeled support chassis also comprises a plurality of vertical thrustors that are installed in respectively between said bottom of frame and a plurality of said walking mechanism, and said vertical thrustor is a fluid pressure drive device.
The utility model compared with prior art has the following advantages:
1, simple and reasonable, installation is laid convenient and is used easy and simple to handle.
2, novel and reasonable design; Result of use is good and practical value is high; Mainly form and above-mentioned wheeled support chassis can be advanced on rail by 5 groups of wheeled support chassis; Every joint chassis longitudinally is provided with the multiple tracks supporting mechanism at interval, adopts the car group to push ahead with integral body of the continuous formation of thrustor between the wheeled support chassis of two adjacent groups.In the actual use, the utility model can satisfy all requirements of the used support system of overlapping shield tunnel work progress, and moves forward very convenient in the construction and realized continuously uninterrupted the support.
The support reaction that the rear portion of being adopted advances vehicle frame can satisfy car group pushing tow requires and normally the passing through of engineering construction locomotive, and its support reaction during to car group pushing tow forms leg-of-mutton component relation greater than 1200kN/m, guarantees that steel frame construction has enough rigidity and intensity.The wheel carrier that is adopted is used fulcrum beam principle, and axis is a fulcrum, props up spot wobble with face wheel, in the constant voltage moving process, the section of jurisdiction faulting of slab ends at 40mm with interior roll displacement down.
3, widely applicable; Can effectively be suitable for to Parallel Tunnel and the tunnel that certain curved section is arranged and support; Because the utility model adopts hydraulic jack to make car group pushing tow and supports pushing tow; Because of the characteristic that oil cylinder had, thereby the utility model can satisfy the tangent line requirement of certain-length curved section, also can satisfy the support requirement for the tunnel that certain curved shape is arranged.
4, operating type is flexible, and every circulation time wheeled brace table car moved forward used the sands are running out in 20 minutes.
5, security reliability is high; Wheeled support chassis will conscientiously be kept watch on the hydralic pressure gauge reading and change and each jack duty in the support process; If unloading situation such as leakage of oil appear in certain oil cylinder; Then should close this oil cylinder immediately into and out of the oil circuit valve, Advise By Wire left side line shield machine stops driving immediately, after fault is got rid of, can recover driving.
In sum; The utility model is rational in infrastructure, installation is laid convenient and it is easy and simple to handle to use, result of use good, practical value is high; Can realize the tunnel inner structure of going ahead of the rest is carried out continuously the uninterrupted purpose that supports, and when uninterruptedly supporting continuously, the utility model can satisfy all requirements of overlapping shield tunnel support system fully; Overcome the existing installation of cross hang system and had bad luck a very difficult problem such as difficulty of work, improved supporting efficiency greatly.
Through accompanying drawing and embodiment, the technical scheme of the utility model is done further detailed description below.
Description of drawings
Fig. 1 is the user mode sketch map of the utility model.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 by the utility model the user mode reference diagram of the wheeled support chassis of employing.
Fig. 4 by the utility model the employing rear portion advance the structural representation of vehicle frame.
Fig. 5 is the left view of Fig. 4.
Fig. 6 is the vertical view of Fig. 4.
Fig. 7 by the utility model the structural representation of employing wheel carrier.
Fig. 8 by the wheeled support chassis of the utility model the oil circuit of employing shoring Hydraulic Station connect sketch map.
Fig. 9 is that the oil circuit of the wheeled support chassis of the utility model institute employing car group pushing tow cylinder Hydraulic Station connects sketch map.
Figure 10 by the utility model locking position and rear portion propulsion plant the oil circuit of employing Hydraulic Station connect sketch map.
Description of reference numerals:
The specific embodiment
Like Fig. 1, shown in Figure 2; The utility model comprises that locking position and rear portion propulsion plant and many groups can accomplish the wheeled support chassis 2 that vertically move around and lay continuously from front to back on institute's steel rail laying 1 in the shield tunnel constructing, and said locking position and rear portion propulsion plant are installed in that last organizes wheeled support chassis 2 rear portions in the said wheeled support chassis 2 of many groups.The structure of the said wheeled support chassis 2 of many groups is all identical; A plurality of car groups all are installed between the wheeled support chassis 2 of two adjacent groups before and after in the said wheeled support chassis 2 of many groups pushes ahead and uses thrustor; And a plurality of said car groups are pushed ahead with the thrustor bilateral symmetry and are laid between the said wheeled support chassis 2 of front and back two adjacent groups, and two adjacent groups said wheeled support chassis 2 in front and back is pushed ahead with thrustor through a plurality of said car groups and is assembled into one.Said wheeled support chassis 2 comprises vehicle frame, is installed in said bottom of frame and can laterally be laid in the supporting mechanism that carries out firm support on the said vehicle frame and to the completion shield tunnel of constructing in a plurality of walking mechanisms that move around on the rail 1 and multiple tracks; The structure of the said supporting mechanism of multiple tracks is all identical, and the said supporting mechanism of multiple tracks all is vertical laying with longitudinal center's axis of wheeled support chassis 2.Said supporting mechanism comprises that the vertical axis of accomplishing shield tunnel to construct is that thrustor use in a plurality of wheeled supporting mechanism 3 and a plurality of support that is laid in respectively between a plurality of said wheeled supporting mechanisms 3 and said vehicle frame that the center line symmetry is laid on the said vehicle frame, and a plurality of wheeled supporting mechanisms 3 along the circumferential direction are laid in to have constructed and accomplish shield tunnel inside and all contact with the annular concrete pipe sheet 4 that the completion shield tunnel inwall of constructing is mated formation.Said locking position and rear portion propulsion plant comprise that the rear portion advances vehicle frame, a plurality of bilateral symmetry to lay to be installed in said rear portion to advance lock rail device 5 and the bilateral symmetry of bottom of frame to be laid in said rear portion and advances vehicle frame and organize in the said wheeled support chassis 2 last more and organize a plurality of rear portions between the wheeled support chassis 2 and push ahead and use thrustor, and the installation site of said lock rail device 5 is corresponding with the installation position of rail 1.Said car group is pushed ahead to push ahead with thrustor with thrustor and said rear portion with thrustor, said support and is fluid pressure drive device.
In conjunction with Fig. 4, Fig. 5 and Fig. 6,6, two said A-frames 6 of two A-frames that said rear portion advances vehicle frame to comprise that bilateral symmetry is laid all are vertical and between laying and the rear portion of the two, are fastenedly connected through connector.In the present embodiment, the quantity of a plurality of said lock rail devices 5 is four, and four lock rail devices 5 are laid in the subordinate side, front and back end of two said A-frames 6 respectively.
In the present embodiment, it is the gate-type structure that said rear portion advances vehicle frame, and the support reaction during to car group pushing tow is greater than 1200kN-m, by stringcourse both sides, tunnel with 2 oil cylinder pushing tows.
In the present embodiment; Said rear portion is pushed ahead and used thrustor is back pipe bending cylinder 8, and back pipe bending cylinder 8 bottoms are fixed on said rear portion and advance on the vehicle frame and its oil cylinder piston masthead portion is installed in and organizes that last is organized on the vehicle frame of wheeled support chassis 2 in the said wheeled support chassis 2 more.
During actual the use, between pipe bending cylinder 8 bottoms, said back and the said rear portion propelling vehicle frame with and the vehicle frame of oil cylinder piston masthead portion and wheeled support chassis 2 between all be connected in hinged way.
In the present embodiment; Said rear portion is pushed ahead and used the quantity of thrustor is two, and two said rear portions are pushed ahead with thrustor and are installed in two said A-frames 6 respectively and organize that last is organized between the vehicle frame of wheeled support chassis 2 in the said wheeled support chassis 2 more.And, pipe bending cylinder 8 after each said rear portion is pushed ahead and included 4 with thrustor.In four lock rail devices 5, two lock rail device 5 shared lock rail hydraulic cylinders 15.Thereby, comprise pipe bending cylinder 8 behind two lock rail hydraulic cylinders 15 and 8 in said locking position and the rear portion propulsion plant.
In conjunction with Figure 10; Said locking position and rear portion propulsion plant comprise that also pipe bending cylinder 8 all joins through conduit under fluid pressure and locking position and advancing hydraulic pressure station, rear portion 14 after being installed in said rear portion advances locking position and advancing hydraulic pressure station, rear portion 14, two lock rails hydraulic cylinder 15 and 8 on the vehicle frame.The hydraulic pressure output channel one that said locking position and advancing hydraulic pressure station, rear portion 14 comprise hydraulic power source one, join with said hydraulic power source one and plunger displacement pump one 14-4, pressure meter one 14-5 that are laid in oil filter one 14-2 on the said hydraulic pressure output channel one respectively, drive by motor one 14-3; The hydraulic oil of seeing off from position locking and advancing hydraulic pressure station, rear portion 14 is pipe bending cylinder 8 after conduit under fluid pressure is delivered to above-mentioned two lock rail hydraulic cylinders 15 and 8 respectively; And on the conduit under fluid pressure at 14 at pipe bending cylinder 8 and locking position and advancing hydraulic pressure station, rear portion electromagnetic valve one 14-7 is installed all behind two lock rail hydraulic cylinders 15 and 8; On the conduit under fluid pressure that joins with electromagnetic valve one 14-7 oil transportation mouth simultaneously overflow valve one 14-6 is installed also, oil scale one 14-1 that inner hydraulic oil liquid position is intuitively indicated also is installed on the external shell at locking position and advancing hydraulic pressure station, rear portion 14 in addition.
In the present embodiment, the quantity of said wheeled support chassis 2 is 5 groups, and the vehicle frame outside of arbitrary group of wheeled support chassis 2 is equipped with car group pushing tow cylinder Hydraulic Station 16 and shoring Hydraulic Station 17 in 5 groups of wheeled support chassis 2.5 groups of wheeled support chassis 2 are respectively first group of wheeled support chassis, second group of wheeled support chassis, the 3rd group of wheeled support chassis, the 4th group of wheeled support chassis and the 5th group of wheeled support chassis from front to back.
In the present embodiment, the section of jurisdiction effective support length 22.4m of 5 groups of wheeled support chassis 2 move forward synchronously with shield-tunneling construction, and translational speed is 0.45m/h.
Simultaneously, said wheeled support chassis 2 also comprises a plurality of vertical thrustors that are installed in respectively between said bottom of frame and a plurality of said walking mechanism, and said vertical thrustor is a fluid pressure drive device.
Said car group is pushed ahead and is used thrustor to be car group pipe bending cylinder 7, before and after said car group pipe bending cylinder 7 bottoms are fixed in the two adjacent groups said wheeled support chassis 2 on the vehicle frame of the one group of wheeled support chassis 2 in back and its oil cylinder piston masthead portion be installed on the vehicle frame of last group of wheeled support chassis 2.Said support uses thrustor to be support cylinder 9, and said support cylinder 9 bottoms are fixed on the vehicle frame of wheeled support chassis 2 and its oil cylinder piston masthead portion is installed in wheeled supporting mechanism 2 bottoms.In the present embodiment; Between the vehicle frame of said car group pipe bending cylinder 7 bottoms and wheeled support chassis 2 with and the vehicle frame of oil cylinder piston masthead portion and wheeled support chassis 2 between all be connected in hinged way, between the vehicle frame of said support cylinder 9 bottoms and wheeled support chassis 2 with and oil cylinder piston masthead portion and wheeled supporting mechanism 2 bottoms between all be connected in hinged way.
In the present embodiment; In conjunction with Fig. 3; The quantity of a plurality of said wheeled supporting mechanisms 3 is five; And five wheeled supporting mechanisms 3 be respectively be laid in 9 inner o'clock of annular concrete pipe sheet 4,11 o'clock, 12 o'clock, 1 o'clock and 3 o'clock five positions; The wheeled supporting mechanism 3 that wherein is laid in 12 o'clock orientation is the wheeled supporting mechanism 3-3 of central axis, and two wheeled supporting mechanisms 3 that are laid on 9 o'clock and the 3 o'clock orientation are the wheeled supporting mechanism 3-4 of stringcourse, and two wheeled supporting mechanisms 3 that are laid on 11 o'clock and the 1 o'clock orientation are 77
°The wheeled supporting mechanism 3-5 of angle.
In the present embodiment; In conjunction with Fig. 7; Said wheeled supporting mechanism 3 comprises two rubber wheel 3-1 and a wheel carrier 3-2 who supplies two said rubber wheel 3-1 to install; Said wheel carrier 3-2 is half-set, and said half-set comprises that the bottom is installed in the vertical pole and the horizontal strut that is installed in said vertical pole top on the vehicle frame of wheeled support chassis 2, and said vertical pole is vertical laying with said horizontal strut; Said horizontal strut is parallel laying with the vehicle frame of wheeled support chassis 2, and two said rubber wheel 3-1 one in front and one in back are installed in the two ends of said horizontal strut.
In the present embodiment, said vehicle frame is the inner portal support 13 that supplies the movable passageway that dregs car 12 passes through that has, and the said supporting mechanism of multiple tracks is even laying.The quantity of a plurality of said walking mechanisms is four, and four walking structures are for being installed in four walking dollies 10 at four drift angle places of said bottom of frame respectively.
In the present embodiment,, comprise 16 support cylinders 9 for arbitrary group of wheeled support chassis 2.In conjunction with Fig. 8,16 support cylinders 9 all join through conduit under fluid pressure and shoring Hydraulic Station 17.The hydraulic pressure output channel two that said shoring Hydraulic Station 17 comprises hydraulic power source two, join with said hydraulic power source two and plunger displacement pump two 17-4, pressure meter two 17-5 that are laid in oil filter two 17-2 on the said hydraulic pressure output channel two respectively, drive by motor two 17-3; The hydraulic oil that self-supporting cylinder Hydraulic Station 17 is seen off is delivered to 16 support cylinders 9 respectively through conduit under fluid pressure; And on the conduit under fluid pressure that 16 support cylinders 9 and shoring Hydraulic Station are 17 electromagnetic valve two 17-7 are installed all; On the conduit under fluid pressure that joins with electromagnetic valve two 17-7 oil transportation mouths simultaneously overflow valve two 17-6 are installed also, oil scale two 17-1 that inner hydraulic oil liquid position is intuitively indicated also are installed on the external shell of shoring Hydraulic Station 17 in addition.
In the present embodiment, the quantity of said car group pipe bending cylinder 7 is 16.In conjunction with Fig. 9,16 car group pipe bending cylinders 7 all join through conduit under fluid pressure and car group pushing tow cylinder Hydraulic Station 16.The hydraulic pressure output channel three that said car group pushing tow cylinder Hydraulic Station 16 comprises hydraulic power source three, join with said hydraulic power source three and plunger displacement pump three 16-4, pressure meter three 16-5 that are laid in oil filter three 16-2 on the said hydraulic pressure output channel three respectively, drive by motor three 16-3; Hydraulic oil from car group pushing tow cylinder Hydraulic Station 16 is seen off is delivered to 16 support cylinders 9 respectively through conduit under fluid pressure; And on the conduit under fluid pressure that 16 support cylinders 9 and car group pushing tow cylinder Hydraulic Station are 16 electromagnetic valve three 16-7 are installed all; On the conduit under fluid pressure that joins with electromagnetic valve three 16-7 oil transportation mouths simultaneously overflow valve three 16-6 are installed also, on the external shell of car group pushing tow cylinder Hydraulic Station 16, oil scale three 16-1 that inner hydraulic oil liquid position is intuitively indicated are installed also in addition.
In the actual use, the utility model adopts bicycle group move mode to move forward.Concrete statement is as follows: employing earlier is fixed on a plurality of said car group on second group of wheeled support chassis and pushes ahead and promote first group of wheeled support chassis with thrustor and move forward; Adopt a plurality of said car group be fixed on the 3rd group of wheeled support chassis to push ahead again to promote second group of wheeled support chassis and move forward with thrustor; Adopt a plurality of said car group be fixed on the 4th group of wheeled support chassis to push ahead afterwards to promote the 3rd group of wheeled support chassis and move forward with thrustor; Adopt a plurality of said car group be fixed on the 5th group of wheeled support chassis to push ahead subsequently to promote the 4th group of wheeled support chassis to move forward, adopt rear portion in locking position and the rear portion propulsion plant to push ahead at last to promote the 5th group of wheeled support chassis to move forward with thrustor with thrustor.
After said five groups of wheeled support chassis are all moved into place, through in locking position and the rear portion propulsion plant the position of 5 pairs of whole car groups of lock rail device lock.
The above; It only is the preferred embodiment of the utility model; Be not that the utility model is done any restriction; Everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of the utility model technical scheme according to the utility model technical spirit.
Claims (10)
1. overlapping shield tunnel construction is with portable continuous supporting system; It is characterized in that: comprise that locking position and rear portion propulsion plant and many groups can accomplish the wheeled support chassis (2) that vertically move around and lay continuously from front to back on institute's steel rail laying (1) in the shield tunnel constructing, said locking position and rear portion propulsion plant are installed in that last organizes wheeled support chassis (2) rear portion in many said wheeled support chassis of group (2); The structure of many said wheeled support chassis of group (2) is all identical; A plurality of car groups all are installed between the wheeled support chassis of two adjacent groups (2) before and after in many said wheeled support chassis of group (2) pushes ahead and uses thrustor; And a plurality of said car groups are pushed ahead with the thrustor bilateral symmetry and are laid between the front and back said wheeled support chassis of two adjacent groups (2), and the said wheeled support chassis of front and back two adjacent groups (2) is pushed ahead with thrustor through a plurality of said car groups and is assembled into one; Said wheeled support chassis (2) comprises vehicle frame, be installed in said bottom of frame and a plurality of walking mechanisms that can on rail (1), move around and multiple tracks laterally is laid on the said vehicle frame and accomplishes the supporting mechanism that shield tunnel carries out firm support to constructing; The structure of the said supporting mechanism of multiple tracks is all identical, and the said supporting mechanism of multiple tracks all is vertical laying with longitudinal center's axis of wheeled support chassis (2); Said supporting mechanism comprises that the vertical axis of accomplishing shield tunnel to construct is that thrustor use in a plurality of wheeled supporting mechanism (3) and a plurality of support that is laid in respectively between a plurality of said wheeled supporting mechanisms (3) and said vehicle frame that the center line symmetry is laid on the said vehicle frame, and a plurality of wheeled supporting mechanisms (3) along the circumferential direction are laid in the completion shield tunnel inside and all contacting with the annular concrete pipe sheet (4) that the completion shield tunnel inwall of constructing is mated formation of having constructed; Said locking position and rear portion propulsion plant comprise that the rear portion advances vehicle frame, a plurality of bilateral symmetry to lay to be installed in said rear portion to advance lock rail device (5) and the bilateral symmetry of bottom of frame to be laid in said rear portion and advances vehicle frame and organize in the said wheeled support chassis (2) last more and organize a plurality of rear portions between the wheeled support chassis (2) and push ahead and use thrustor, and the installation site of said lock rail device (5) is corresponding with the installation position of rail (1); Said car group is pushed ahead to push ahead with thrustor with thrustor and said rear portion with thrustor, said support and is fluid pressure drive device.
According to the construction of the described overlapping shield tunnel of claim 1 with portable continuous supporting system; It is characterized in that: said rear portion advances vehicle frame to comprise two A-frames (6) that bilateral symmetry is laid, and two said A-frames (6) all are vertical and between laying and the rear portion of the two, are fastenedly connected through connector.
According to claim 1 or the construction of 2 described overlapping shield tunnels with portable continuous supporting system; It is characterized in that: said car group is pushed ahead and is used thrustor to be car group pipe bending cylinder (7), before and after said car group pipe bending cylinder (7) bottom is fixed in the said wheeled support chassis of two adjacent groups (2) on the vehicle frame of the one group of wheeled support chassis in back (2) and its oil cylinder piston masthead portion be installed on the vehicle frame of last group of wheeled support chassis (2); Said rear portion is pushed ahead and used thrustor is back pipe bending cylinder (8), and back pipe bending cylinder (8) bottom is fixed on said rear portion and advances on the vehicle frame and its oil cylinder piston masthead portion is installed in and organizes that last is organized on the vehicle frame of wheeled support chassis (2) in the said wheeled support chassis (2) more; Said support uses thrustor to be support cylinder (9), and said support cylinder (9) bottom is fixed on the vehicle frame of wheeled support chassis (2) and its oil cylinder piston masthead portion is installed in wheeled supporting mechanism (2) bottom.
According to claim 1 or the construction of 2 described overlapping shield tunnels with portable continuous supporting system; It is characterized in that: the wheel carrier (3-2) that said wheeled supporting mechanism (3) comprises two rubber wheels (3-1) and supplies two said rubber wheels (3-1) to install; Said wheel carrier (3-2) is half-set; Said half-set comprises that the bottom is installed in the vertical pole and the horizontal strut that is installed in said vertical pole top on the vehicle frame of wheeled support chassis (2); Said vertical pole is vertical laying with said horizontal strut; Said horizontal strut is parallel laying with the vehicle frame of wheeled support chassis (2), and two said rubber wheels (3-1) one in front and one in back are installed in the two ends of said horizontal strut.
According to claim 1 or the construction of 2 described overlapping shield tunnels with portable continuous supporting system; It is characterized in that: the quantity of a plurality of said wheeled supporting mechanisms (3) is five; And five wheeled supporting mechanisms (3) be respectively be laid in 9 inner o'clock of annular concrete pipe sheet (4), 11 o'clock, 12 o'clock, 1 o'clock and 3 o'clock five positions; The wheeled supporting mechanism (3) that wherein is laid in 12 o'clock orientation is the wheeled supporting mechanism of central axis (3-3); Two the wheeled supporting mechanisms (3) that are laid on 9 o'clock and the 3 o'clock orientation are the wheeled supporting mechanism of stringcourse (3-4), and two the wheeled supporting mechanisms (3) that are laid on 11 o'clock and the 1 o'clock orientation are 77
°The wheeled supporting mechanism of angle (3-5).
According to the construction of the described overlapping shield tunnel of claim 2 with portable continuous supporting system; It is characterized in that: the quantity of a plurality of said lock rail devices (5) is four, and four lock rail devices (5) are laid in the subordinate side, front and back end of two said A-frames (6) respectively.
According to claim 1 or the construction of 2 described overlapping shield tunnels with portable continuous supporting system, it is characterized in that: said vehicle frame is the portal support (13) that inside has the movable passageway that confession dregs car (12) passes through.
According to claim 1 or the construction of 2 described overlapping shield tunnels with portable continuous supporting system, it is characterized in that: the said supporting mechanism of multiple tracks is even laying.
According to the construction of the described overlapping shield tunnel of claim 3 with portable continuous supporting system; It is characterized in that: between the vehicle frame of said car group pipe bending cylinder (7) bottom and wheeled support chassis (2) with and the vehicle frame of oil cylinder piston masthead portion and wheeled support chassis (2) between all be connected in hinged way; Said back pipe bending cylinder (8) bottom and said rear portion advance between the vehicle frame with and the vehicle frame of oil cylinder piston masthead portion and wheeled support chassis (2) between all be connected in hinged way, bottom the said support cylinder (9) with the vehicle frame of wheeled support chassis (2) between with and oil cylinder piston masthead portion all be connected in hinged way between bottom wheeled supporting mechanism (2).
According to claim 1 or the construction of 2 described overlapping shield tunnels with portable continuous supporting system; It is characterized in that: said wheeled support chassis (2) also comprises a plurality of vertical thrustors that are installed in respectively between said bottom of frame and a plurality of said walking mechanism, and said vertical thrustor is a fluid pressure drive device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220240382 CN202578702U (en) | 2012-05-25 | 2012-05-25 | Movable continuous support system for shield-overlapped tunnel construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220240382 CN202578702U (en) | 2012-05-25 | 2012-05-25 | Movable continuous support system for shield-overlapped tunnel construction |
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| Publication Number | Publication Date |
|---|---|
| CN202578702U true CN202578702U (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220240382 Expired - Lifetime CN202578702U (en) | 2012-05-25 | 2012-05-25 | Movable continuous support system for shield-overlapped tunnel construction |
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| CN (1) | CN202578702U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163182A (en) * | 2014-05-13 | 2014-11-26 | 浙江海洋学院 | Derailment-preventing train connection device |
| CN105035102A (en) * | 2015-06-18 | 2015-11-11 | 徐工集团凯宫重工南京有限公司 | Anti-collision trailer for shield tunneling machine |
| CN105332710A (en) * | 2015-12-09 | 2016-02-17 | 中铁十八局集团第五工程有限公司 | Construction method suitable for up-down overlapped tunnel with small clear space and long distance under weak geological condition |
| CN115653627A (en) * | 2022-12-06 | 2023-01-31 | 浙大城市学院 | Shield tunneling machine propelling control device for 3D printing tunnel |
-
2012
- 2012-05-25 CN CN 201220240382 patent/CN202578702U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163182A (en) * | 2014-05-13 | 2014-11-26 | 浙江海洋学院 | Derailment-preventing train connection device |
| CN104163182B (en) * | 2014-05-13 | 2016-07-06 | 浙江海洋学院 | Derailment-proof train connecting device |
| CN105035102A (en) * | 2015-06-18 | 2015-11-11 | 徐工集团凯宫重工南京有限公司 | Anti-collision trailer for shield tunneling machine |
| CN105035102B (en) * | 2015-06-18 | 2017-07-07 | 徐工集团凯宫重工南京有限公司 | A kind of crash-proof trailer for shield machine |
| CN105332710A (en) * | 2015-12-09 | 2016-02-17 | 中铁十八局集团第五工程有限公司 | Construction method suitable for up-down overlapped tunnel with small clear space and long distance under weak geological condition |
| CN105332710B (en) * | 2015-12-09 | 2018-02-02 | 中铁十八局集团第五工程有限公司 | Suitable for the overlapping tunnel construction method up and down of small interval long range under Unfavorable geology |
| CN115653627A (en) * | 2022-12-06 | 2023-01-31 | 浙大城市学院 | Shield tunneling machine propelling control device for 3D printing tunnel |
| CN115653627B (en) * | 2022-12-06 | 2023-05-19 | 浙大城市学院 | Shield tunneling machine propulsion control device for 3D printing tunnel |
| US11873718B1 (en) | 2022-12-06 | 2024-01-16 | Zhejiang University City College | Propulsion control device of tunnel boring machine for 3D printing a tunnel |
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Granted publication date: 20121205 |