CN201554469U - Removable wheel type trolley supporting system for overlapping shielded tunnel - Google Patents
Removable wheel type trolley supporting system for overlapping shielded tunnel Download PDFInfo
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- CN201554469U CN201554469U CN2009202458521U CN200920245852U CN201554469U CN 201554469 U CN201554469 U CN 201554469U CN 2009202458521 U CN2009202458521 U CN 2009202458521U CN 200920245852 U CN200920245852 U CN 200920245852U CN 201554469 U CN201554469 U CN 201554469U
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Abstract
The utility model discloses a removable wheel type trolley supporting system for overlapping a shielded tunnel, which comprises a set of or a plurality of sets of wheel type supporting trolleys with the same structure, which can move back and forth on a steel rail which is paved in the constructed shielded tunnel, wherein the plurality of sets of wheel type supporting trolleys are assembled into a whole through connecting levers; each wheel type trolley comprises a vehicle frame, a walking mechanism and a plurality of supporting mechanisms which are transversely arranged on the vehicle frame; each supporting mechanism comprises a plurality of wheel type supporting mechanisms and a plurality of supporting thrustors which are symmetrically distributed on the vehicle frame; and the plurality of wheel type supporting mechanisms are distributed in the constructed shielded tunnel along the peripheral direction and are contacted with ring-shaped concrete pipe pieces which are paved at the inner wall of the shielded tunnel. The removable wheel type trolley supporting system has reasonable structure, convenient installation and distribution, simple and convenient use and operation and good use effect, overcomes the problems that work of installation and transportation in the existing cruciform supporting system is very difficult and the like in continuous supporting, and greatly improves the supporting efficiency.
Description
Technical field
The utility model belongs to the long-distance overlapping shield tunnel of small clear distance technical field of construction, especially relates to a kind of overlapping shield tunnel movable wheel type trolley support system.
Background technology
From the engineering practice of home and abroad, the case history of long-distance overlapping shield tunnel of small clear distance is few, and is mainly Parallel Tunnel or the overlapping cross tunnel engineering of short distance low-angle.During the overlapping shield tunnel construction, because first built tunnel structure is subjected to the influence of back row shield-tunneling construction, the tunnel structure in advance in the first the place ahead of shield can bear the bigger pressure influence of back row shield tunnel construction during the row tunneling shield construction of back, thereby can produce the song of disturbing to a certain degree; And can be because the off-load influence of back row tunneling shield by producing produces distortion in the tunnel in advance at shield tail rear.Therefore for influencing each other that overlapping tunnel is constructed, be necessary carrying out bracing reinforcement in the tunnel, to reduce the adverse effect that back row constructing tunnel produces in advance.
At present, for parallel shield tunnel or the overlapping cross tunnel engineering of short distance low-angle, in the time of the row tunneling shield construction of back, support system in the tunnel of going ahead of the rest or having built up mainly is 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, 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, the distortion and the slip of control section of jurisdiction, but support for the little spacing overlapping shield tunnel of long distance, the installation of cross hang system and the work of having bad luck are very difficult.To sum up, in the little spacing overlapping shield tunnel work progress of long distance, supporting uninterruptedly in the tunnel of how realizing going ahead of the rest is the key to the issue place.At present for the little spacing overlapping shield tunnel of long distance, because row constructing tunnel in back produces the influence by the back off-load of bigger pressure and shield structure to section of jurisdiction in the first tunnel, tunnel structure internal force can produce jumping phenomenon in advance, therefore be necessary carrying out bracing reinforcement in the tunnel in advance, and, realizing that support is the key point of problem uninterruptedly in the tunnel along with the continuous construction of back row tunneling shield in advance.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, a kind of overlapping shield tunnel movable wheel type trolley support system is provided, 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, when uninterruptedly supporting continuously, 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 solution adopted in the utility model is: a kind of overlapping shield tunnel movable wheel type trolley support system, it is characterized in that: comprise and to finish the identical wheeled support chassis of one or more groups structure that moves around on institute's steel rail laying in the shield tunnel constructing that organize in the wheeled support chassis the wheeled brace table of two adjacent groups workshop thick stick connects and the wheeled support chassis of described many groups is assembled into one by connecting thick stick by connecting more; Described wheeled support chassis comprises vehicle frame, be installed in described bottom of frame and can be in a plurality of walking mechanisms that move around on the rail and laterally evenly be laid on the described vehicle frame and can finish the multiple tracks supporting mechanism that shield tunnel carries out firm support simultaneously to constructing, described supporting mechanism comprises that the vertical axis of finishing shield tunnel to construct is that the center line symmetry is laid in a plurality of wheeled supporting mechanism and the corresponding a plurality of support thrustors that are laid in respectively between described a plurality of wheeled supporting mechanism and described vehicle frame on the described vehicle frame, and a plurality of wheeled supporting mechanisms along the circumferential direction are laid in has constructed that to finish shield tunnel inner and all finish the annular concrete pipe sheet that the shield tunnel inwall mated formation and contact with constructing.
Also comprise the locking position and the rear portion propulsion plant that are installed in the identical wheeled support chassis rear portion of described one or more groups structure.
Described locking position and rear portion propulsion plant comprise that the rear portion advances vehicle frame, is installed in described rear portion and advances a plurality of lock rail devices of bottom of frame and bilateral symmetry to be laid in described rear portion to advance a plurality of rear portions in vehicle frame and last group of wheeled brace table workshop to push ahead to use thrustor, and the installation site of described lock rail device is corresponding with the installation position of rail.
It is the back pipe bending cylinder that described rear portion is pushed ahead with thrustor, described rear portion advances the vehicle frame front portion to be provided with for the fixing back pipe bending cylinder seat beam of back pipe bending cylinder, and described last group of wheeled support chassis rear portion is provided with the crossbeam of installing for the oil cylinder piston masthead portion of back pipe bending cylinder.
Described connection thick stick is dismantled and assembled connection thick stick; The wheeled brace table of two adjacent groups workshop is separately installed with a plurality of pushing ahead and uses thrustor, and described a plurality of car group is pushed ahead with the thrustor bilateral symmetry and is laid between the wheeled support chassis of two adjacent groups.
It is car group pipe bending cylinder that described car group is pushed ahead with thrustor, and described car group pipe bending cylinder bottom is fixed on the vehicle frame of last group of wheeled support chassis and its oil cylinder piston masthead portion is installed on the vehicle frame of the one group of wheeled support chassis in back.
Described support thrustor is a support cylinder, and described support cylinder bottom is fixed on the described vehicle frame and its oil cylinder piston masthead portion is installed in wheeled supporting mechanism bottom.
Described wheeled supporting mechanism comprises a rubber wheel and a wheel carrier of installing for rubber wheel; The quantity of described a plurality of walking mechanisms is four, and four walking structures are for being installed in four walking dollies at four drift angle places of described bottom of frame respectively.
The quantity of described a plurality of wheeled supporting mechanisms 5 is three and/or five, and five wheeled supporting mechanisms 5 be respectively 9 o'clock of being laid in annular concrete pipe sheet 15 inside, 11 o'clock, 12 o'clock, 1 o'clock and 3 o'clock five positions, the wheeled supporting mechanism 5 that wherein is laid in 12 o'clock orientation is the wheeled supporting mechanism 5-1 of central axis, two wheeled supporting mechanisms 5 that are laid on 9 o'clock and the 3 o'clock orientation are the wheeled supporting mechanism 5-2 of stringcourse, and two wheeled supporting mechanisms 5 that are laid on 11 o'clock and the 1 o'clock orientation are 77 ° of wheeled supporting mechanism 5-3 of angle; Three wheeled supporting mechanisms 5 be respectively 9 o'clock of being laid in annular concrete pipe sheet 15 inside, 12 o'clock and 3 o'clock three orientation, the wheeled supporting mechanism 5 that wherein is laid in 12 o'clock orientation is the wheeled supporting mechanism 5-1 of central axis, and two wheeled supporting mechanisms 5 that are laid on 9 o'clock and the 3 o'clock orientation are the wheeled supporting mechanism 5-2 of stringcourse.
Comprising also that a plurality of sidepieces that bilateral symmetry is installed in the anterior left and right sides of the identical wheeled support chassis of described one or more groups structure are pushed ahead uses thrustor.
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, rationally novel in design, result of use is good and practical value is high, construction characteristic at the little clear distance shield structure overlapping tunnel of long distance, to the tunnel inner supporting body system of going ahead of the rest, work out a kind of novel movable wheel type trolley support system, this support system mainly is made up of 4 groups of wheeled support chassis and above-mentioned wheeled support chassis can be advanced on rail, and every joint chassis longitudinally is provided with supporting mechanism one at interval, adopts between the wheeled support chassis of two adjacent groups to connect integral body of the continuous formation of thick stick.Under the thrust of external force, the power of unloading does not realize the purpose that 4 groups of wheeled support chassis longitudinally move forward.In the actual use, the utility model can satisfy all requirements of the used support system of long-distance overlapping shield tunnel of small clear distance work progress, and moves forward very convenient in the construction and realized continuously uninterrupted the support.
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, can adopt car load propulsion mode or bicycle group move mode, the car load integral body that is assembled into one by the connection thick stick can be moved forward in the practice of construction process; If car load advances in the time of can not realizing, then can adopt bicycle group move mode, every circulation time wheeled brace table car moved forward used the sands are running out in 20 minutes.
5, security reliability height, wheeled support chassis will monitor conscientiously that in the support process hydralic pressure gauge reading changes and each jack duty, if unloading situations 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, can recover driving after fault is got rid of.
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 long-distance overlapping shield tunnel of small clear distance 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.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is a user mode reference diagram of the present utility model.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the installation position schematic diagram of the wheeled supporting mechanism of the utility model.
Fig. 4 is the oil circuit connection diagram of the utility model pushing tow cylinder Hydraulic Station.
Fig. 5 is the oil circuit connection diagram of the utility model shoring Hydraulic Station.
Description of reference numerals:
The 1-walking dolly; Vehicle frame at the bottom of the 2-; The 3-column;
4-top rail frame; The wheeled supporting mechanism of 5-; Wheeled of 5-1-central axis
Support mechanism;
The wheeled support of the wheeled support machine 5-3-77 ° angle of 5-2-stringcourse 5-4-rubber wheel;
Structure; Mechanism;
5-5-props up wheel carrier; The 6-longeron; 7-top vehicle frame;
8-column diagonal brace; Eight characters support in the 9-; 10-props up the wheel carrier leading screw;
11-shoring Hydraulic Station; 11-1-oil scale one; 11-2-oil filter one;
11-3-motor one; The 11-4-gear pump; 11-5-pressure meter one;
11-6-overflow valve one; 11-7-pressure meter two; The 11-8-hydraulic lock;
11-9-high-pressure ball valve one; 11-10-electromagnetic valve one; 12-pushing tow cylinder Hydraulic Station;
12-1-oil scale two; 12-2-oil filter two; 12-3-motor two;
The 12-4-plunger displacement pump; 12-5-pressure meter three; 12-6-overflow valve two;
12-7-electromagnetic valve two; 13-lock rail device; The 14-rail;
The 15-concrete pipe sheet; The 16-A-frame; The 17-crossbeam;
Pipe bending cylinder seat beam behind the 18-; Pipe bending cylinder behind the 19-; 20-car group pipe bending cylinder;
The wheeled support chassis of 21-; Second group of wheeled support of first group of wheeled support 21-2-of 21-1-
Chassis; Chassis;
The 4th group of wheeled support 22-side pipe bending cylinder of the 3rd group of wheeled support 21-4-of 21-3-;
Chassis; Chassis;
The 23-support cylinder; 23-1-axis support cylinder; 23-2-fascia support oil cylinder;
23-3-77 ° of angle supports oil
Cylinder.
The specific embodiment
As Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, the utility model comprises and can finish the identical wheeled support chassis 21 of one or more groups structure that moves around on institute's steel rail laying 14 in the shield tunnel constructing, and organize in the wheeled support chassis 21 21 in the wheeled support chassis of two adjacent groups thick stick connects and the wheeled support chassis 21 of described many groups is assembled into one by connecting thick stick by connecting more.Described wheeled support chassis 21 comprises vehicle frame, be installed in described bottom of frame and can be in a plurality of walking mechanisms that move around on the rail 14 and laterally evenly be laid on the described vehicle frame and can finish the multiple tracks supporting mechanism that shield tunnel carries out firm support simultaneously to constructing, described supporting mechanism comprises that the vertical axis of finishing shield tunnel to construct is that the center line symmetry is laid in a plurality of wheeled supporting mechanism 5 and the corresponding a plurality of support thrustors that are laid in respectively between described a plurality of wheeled supporting mechanisms 5 and described vehicle frame on the described vehicle frame, and a plurality of wheeled supporting mechanisms 5 along the circumferential direction are laid in has constructed that to finish shield tunnel inner and all finish the annular concrete pipe sheet 15 that the shield tunnel inwall mated formation and contact with constructing.
In the present embodiment, the quantity of described a plurality of walking mechanisms is four, and four walking structures are for being installed in four walking dollies 1 at four drift angle places of described bottom of frame respectively.Described vehicle frame comprises that level is to vehicle frame at the bottom of the rectangle 2, evenly be laid in a plurality of vertical column 3 on the end vehicle frame 2 and be installed in top vehicle frame directly over the end vehicle frame 2 by described a plurality of vertical columns 3.Described top vehicle frame comprises top rail frame 4 that is erected on described a plurality of vertical column 3 and the multiple tracks longeron 6 that is installed on the top rail frame 4.Described column 3 is reinforced support by a plurality of column diagonal braces 8 that are installed on the end vehicle frame 2, and described column diagonal brace 8 is vertical laying; Simultaneously 6 of column 3 and longerons are reinforced by interior Eight characters support 9 and are supported and the interior Eight characters supports 9 and is horizontal laying.
The quantity of described a plurality of wheeled supporting mechanisms 5 is three and/or five, and five wheeled supporting mechanisms 5 be respectively 9 o'clock of being laid in annular concrete pipe sheet 15 inside, 11 o'clock, 12 o'clock, 1 o'clock and 3 o'clock five positions, the wheeled supporting mechanism 5 that wherein is laid in 12 o'clock orientation is the wheeled supporting mechanism 5-1 of central axis, two wheeled supporting mechanisms 5 that are laid on 9 o'clock and the 3 o'clock orientation are the wheeled supporting mechanism 5-2 of stringcourse, and two wheeled supporting mechanisms 5 that are laid on 11 o'clock and the 1 o'clock orientation are 77 ° of wheeled supporting mechanism 5-3 of angle; Three wheeled supporting mechanisms 5 be respectively 9 o'clock of being laid in annular concrete pipe sheet 15 inside, 12 o'clock and 3 o'clock three orientation, the wheeled supporting mechanism 5 that wherein is laid in 12 o'clock orientation is the wheeled supporting mechanism 5-1 of central axis, and two wheeled supporting mechanisms 5 that are laid on 9 o'clock and the 3 o'clock orientation are the wheeled supporting mechanism 5-2 of stringcourse.The angle that is laid in 5 of two wheeled supporting mechanisms on 11 o'clock and the 1 o'clock orientation is 77 °.Described wheeled supporting mechanism 5 comprises a rubber wheel 5-4 and a wheel carrier 5-5 who installs for rubber wheel 5-4.Described wheel carrier 5-5 reinforces support by a wheel carrier leading screw 10 that is laid on the vehicle frame of described top.
In the present embodiment, the wheel carrier 5-5 of wheeled supporting mechanism 5-1 of central axis and the wheeled supporting mechanism 5-2 of stringcourse is equipped with two rubber wheel 5-4 before and after being on two-wheel support and the described two-wheel support, and the wheeled supporting mechanism 5-3 of described 77 ° of angles is equipped with a rubber wheel 5-4 on single-wheel support and the described single-wheel support.
In the present embodiment, described support thrustor is a support cylinder 23, and described support cylinder 23 bottoms are fixed on the described vehicle frame and its oil cylinder piston masthead portion is installed in wheeled supporting mechanism 5 bottoms.In the present embodiment, connect with thread connecting mode between the oil cylinder piston masthead portion of described support cylinder 23 and wheeled supporting mechanism 5 bottoms (specifically being a wheel carrier 5-5 bottom).Correspondingly, the wheeled supporting mechanism 5-1 of central axis, the wheeled supporting mechanism 5-2 of stringcourse and 77 ° of wheeled supporting mechanism 5-3 of angle are carried out the support cylinder 23 that pushing tow supports and be respectively central axis support cylinder 23-1, fascia support oil cylinder 23-2 and 77 ° of angle support cylinder 23-3.
The quantity of described wheeled support chassis 21 is four groups, and four groups of wheeled support chassis 21 are respectively first group of wheeled support chassis 21-1, second group of wheeled support chassis 21-2, the 3rd group of wheeled support chassis 21-3 and the 4th group of wheeled support chassis 21-4.
Simultaneously, the utility model also comprises locking position and the rear portion propulsion plant that is installed in identical wheeled support chassis 21 rear portions of described one or more groups structure.Described locking position and rear portion propulsion plant comprise that the rear portion advances vehicle frame, is installed in described rear portion and advances a plurality of lock rail devices 13 of bottom of frame and bilateral symmetry to be laid in described rear portion to advance a plurality of rear portions of 21 in vehicle frame and last group of wheeled support chassis to push ahead to use thrustor, and the installation site of described lock rail device 13 is corresponding with the installation position of rail 14.In the present embodiment, it is that A-frame 16 and it comprise that level is to the bottom vehicle frame be installed in top vehicle frame 7 on the vehicle frame of described bottom that described rear portion advances vehicle frame.The quantity of described a plurality of lock rail devices 13 is that two and two lock rail devices 13 are installed in the front and rear part that described rear portion advances vehicle frame respectively.
The quantity that push ahead with thrustor at described a plurality of rear portion is two, and two rear portions are pushed ahead and are laid in described rear portion with the right symmetry of thrustor one the first from left and advance between vehicle frame bottom and last group of wheeled support chassis 21 bottom.And, it is back pipe bending cylinder 19 that described rear portion is pushed ahead with thrustor, described rear portion advances the vehicle frame front portion to be provided with the back pipe bending cylinder seat beam of fixing for back pipe bending cylinder 19 18, and described last group of wheeled support chassis 21 rear portions are provided with the crossbeam of installing for the oil cylinder piston masthead portion of back pipe bending cylinder 19 17.Pipe bending cylinder 19 bottoms, described back are fixed on back pipe bending cylinder seat beam 18 and its oil cylinder piston masthead portion is installed on the crossbeam 17, and connect with thread connecting mode between the oil cylinder piston masthead portion of back pipe bending cylinder seat beam 18 and the crossbeam 17.
Described connection thick stick is dismantled and assembled connection thick stick.21 in the wheeled support chassis of two adjacent groups is separately installed with a plurality of pushing ahead and uses thrustor, and described a plurality of car group is pushed ahead with the thrustor bilateral symmetry and is laid between the wheeled support chassis 21 of two adjacent groups.
In the present embodiment, the quantity that described a plurality of car group is pushed ahead with thrustor is four, and four car groups are pushed ahead with thrustor and comprised that the right symmetries of two one the first from left are laid in top car group between the wheeled support chassis of two adjacent groups 21 tops and push ahead and be laid in bottom car group between the wheeled support chassis of two adjacent groups 21 bottoms with thrustor and two one the first from left right side symmetries and push ahead and use thrustor.And it is car group pipe bending cylinder 20 that described car group is pushed ahead with thrustor, and described car group pipe bending cylinder 20 bottoms are fixed on the vehicle frame of last group of wheeled support chassis 21 and its oil cylinder piston masthead portion is installed on the vehicle frame of the one group of wheeled support chassis 21 in back.The oil cylinder piston masthead portion of described car group pipe bending cylinder 20 with the back one group of wheeled support chassis 21 vehicle frame between be connected with thread connecting mode.
In addition, the utility model comprises also that a plurality of sidepieces that bilateral symmetry is installed in the identical wheeled support chassis 21 anterior left and right sides of described one or more groups structure are pushed ahead and uses thrustor.It is that two and two sidepieces are pushed ahead with the right symmetry of thrustor one the first from left and are laid in the identical wheeled support chassis 21 anterior left and right sides of described one or more groups structure that described a plurality of sidepiece is pushed ahead quantity with thrustor.It is side pipe bending cylinder 22 that described sidepiece is pushed ahead with thrustor, and described side pipe bending cylinder 22 bottoms are installed on the vehicle frame of identical wheeled support chassis 21 front portions of described one or more groups structure and its oil cylinder piston masthead portion is installed on concrete pipe sheet 15 left and right sides inwalls.In the present embodiment, described side pipe bending cylinder 22 is laid in the anterior left and right sides of the most last group (i.e. the 4th group of wheeled support chassis 21-4) in four groups of wheeled support chassis 21.Offer the card holding trough that the oil cylinder piston bar for side pipe bending cylinder 22 clamps on described concrete pipe sheet 15 left and right sides inwalls respectively.
When actual installation is laid, described back pipe bending cylinder 19 and car group pipe bending cylinder 20 all join by conduit under fluid pressure and pushing tow cylinder Hydraulic Station 12, described support cylinder 23 joins by conduit under fluid pressure and shoring Hydraulic Station 11, described pushing tow cylinder Hydraulic Station 12 and shoring Hydraulic Station 11 are installed on the vehicle frame of wheeled support chassis 21, and the system pressure of pushing tow cylinder Hydraulic Station 12 and shoring Hydraulic Station 11 is all adjustable.In the present embodiment, described pushing tow cylinder Hydraulic Station 12 is installed on the end vehicle frame of first group of wheeled support chassis 21-1, and shoring Hydraulic Station 12 is installed on the end vehicle frame of the 3rd group of wheeled support chassis 21-3.Particularly: between pipe bending cylinder 19 after a group two, one group of two side pipe bending cylinder 22 and first group of wheeled support chassis 21-1 and the second group of wheeled support chassis 21-2, between second group of wheeled support chassis 21-2 and the 3rd group of wheeled support chassis 21-3 and three groups of car group pipe bending cylinders 20 (amounting to 16 pipe bending cylinders) of the 3rd group of wheeled support chassis 21-3 and the 4th group of wheeled support chassis 21-4 all join by conduit under fluid pressure and pushing tow cylinder Hydraulic Station 11.Described pushing tow cylinder Hydraulic Station 12 comprises hydraulic power source two, the hydraulic pressure output channel two that joins with described hydraulic power source two and be laid in oil filter two 12-2 on the described hydraulic pressure output channel two respectively, the plunger displacement pump 12-4 that drives by motor two 12-3, pressure meter three 12-5, deliver to respectively through conduit under fluid pressure from hydraulic oil that pushing tow cylinder Hydraulic Station 12 is sent on the conduit under fluid pressure of 12 of above-mentioned five groups of 16 pipe bending cylinders and above-mentioned five groups of pipe bending cylinders and pushing tow cylinder Hydraulic Stations electromagnetic valve two 12-7 all are installed, simultaneously on the conduit under fluid pressure that joins with electromagnetic valve two 12-7 oil transportation mouths overflow valve two 12-6 are installed also, oil scale two 12-1 that inner hydraulic oil liquid position is intuitively indicated also are installed on the external shell of pushing tow cylinder Hydraulic Station 12 in addition.
In described four groups of wheeled support chassis 21, each quantity of organizing the supporting mechanism of installing on the wheeled support chassis 21 is four roads, and in the four road supporting mechanisms, middle twice supporting mechanism comprises five wheeled supporting mechanisms 5, and left and right sides twice supporting mechanism comprises three wheeled supporting mechanisms 5.On first group of wheeled support chassis 21-1, second group of wheeled support chassis 21-2, the 3rd group of wheeled support chassis 21-3 and the 4th group of wheeled support chassis 21-4 4 road supporting mechanisms are installed altogether, comprise the supporting mechanism and the supporting mechanism that comprises five wheeled supporting mechanisms 5 of three wheeled supporting mechanisms 5 comprising 8 roads.64 support cylinders 23 of above-mentioned 16 road supporting mechanisms all join by conduit under fluid pressure and shoring Hydraulic Station 11.Described shoring Hydraulic Station 11 comprises hydraulic power source one, the hydraulic pressure output channel one that joins with described hydraulic power source one and be laid in oil filter one 11-2 on the described hydraulic pressure output channel one respectively, the gear pump 11-4 that drives by motor one 11-3, pressure meter one 11-5, the hydraulic oil that self-supporting cylinder Hydraulic Station 11 is sent is delivered to above-mentioned 64 support cylinders 23 respectively through conduit under fluid pressure, and on the conduit under fluid pressure that above-mentioned 64 support cylinders 23 and shoring Hydraulic Station are 11 electromagnetic valve one 11-10 is installed all, simultaneously on the conduit under fluid pressure that joins with electromagnetic valve one 11-10 oil transportation mouth overflow valve one 11-6 is installed also, oil scale one 11-1 that inner hydraulic oil liquid position is intuitively indicated also is installed on the external shell of shoring Hydraulic Station 11 in addition, on 23 conduit under fluid pressures that are connected of electromagnetic valve one 11-10 and support cylinder pressure meter 11-7 and hydraulic lock 11-8 are housed, on the conduit under fluid pressure that is connected between described shoring Hydraulic Station 11 and central axis support cylinder 23-1 high-pressure ball valve one 11-9 are housed also.
In the actual use, the utility model both can adopt the car load propulsion mode to move forward, and also can adopt bicycle group move mode to move forward.Can realize not unloading the power car load after described four groups of wheeled support chassis 21 are assembled into one by the connection thick stick under the promotion of external force moves forward; When the car load propelling can not realize, then can adopt bicycle group move mode to move forward, specifically be expressed as follows:
A. integral pushing moves: 21 in adjacent two wheeled support chassis connect by connecting thick stick, by pipe bending cylinder 19 after first group of wheeled support chassis 21-1 being carried out two of pushing tow as promoting mainly oil cylinder, with being laid in the 4th group of two side pipe bending cylinders 22 on the wheeled support chassis 21-4, whole car group is not unloaded pushing tow move forward as auxilliary push oil cylinder.
B. divide car group pushing tow to move: the connection thick stick of 21 in adjacent two wheeled support chassis is removed, adopting the one group of car group pipe bending cylinder 20 that is fixed on the 3rd group of wheeled support chassis 21-3 to promote the 4th group of wheeled support chassis 21-4 earlier moves forward, the 3rd group of wheeled support chassis 21-3 of one group of car group pipe bending cylinder, 20 promotions that again employing is fixed on afterwards on second group of wheeled support chassis 21-2 moves forward, correspondingly then adopt the one group of car group pipe bending cylinder 20 be fixed on first group of wheeled support chassis 21-1 to promote second group of wheeled support chassis 21-2 again to move forward, adopt two subsequently after pipe bending cylinder 19 promote first group of wheeled support chassis 21-1 and move forward.
After described four groups of wheeled support chassis 21 were all moved into place, the position by the 13 pairs of whole car groups of lock rail device in locking position and the rear portion propulsion plant locked.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of technical solutions of the utility model according to the utility model technical spirit.
Claims (10)
1. overlapping shield tunnel movable wheel type trolley support system, it is characterized in that: comprise and to finish the identical wheeled support chassis (21) of one or more groups structure that moves around on institute's steel rail laying (14) in the shield tunnel constructing, organize that thick stick connects and described many wheeled support chassis of group (21) are assembled into one by connecting thick stick by connecting between the wheeled support chassis of two adjacent groups (21) in the wheeled support chassis (21) more; Described wheeled support chassis (21) comprises vehicle frame, a plurality of walking mechanisms that are installed in described bottom of frame and can on rail (14), move around and laterally evenly be laid on the described vehicle frame and can finish the multiple tracks supporting mechanism that shield tunnel carries out firm support simultaneously to constructing, described supporting mechanism comprises that the vertical axis of finishing shield tunnel to construct is that the center line symmetry is laid in a plurality of wheeled supporting mechanism (5) and the corresponding a plurality of support thrustors that are laid in respectively between described a plurality of wheeled supporting mechanisms (5) and described vehicle frame on the described vehicle frame, and a plurality of wheeled supporting mechanisms (5) along the circumferential direction are laid in has constructed that to finish shield tunnel inner and all finish the annular concrete pipe sheet (15) that the shield tunnel inwall mated formation and contact with constructing.
2. according to the described overlapping shield tunnel of claim 1 movable wheel type trolley support system, it is characterized in that: also comprise the locking position and the rear portion propulsion plant that are installed in identical wheeled support chassis (21) rear portion of described one or more groups structure.
3. according to the described overlapping shield tunnel of claim 2 movable wheel type trolley support system, it is characterized in that: described locking position and rear portion propulsion plant comprise that the rear portion advances vehicle frame, is installed in described rear portion and advances a plurality of lock rail devices (13) of bottom of frame and bilateral symmetry to be laid in described rear portion to advance a plurality of rear portions between vehicle frame and last group of wheeled support chassis (21) to push ahead to use thrustor, and the installation site of described lock rail device (13) is corresponding with the installation position of rail (14).
4. according to the described overlapping shield tunnel of claim 3 movable wheel type trolley support system, it is characterized in that: it is back pipe bending cylinder (19) that described rear portion is pushed ahead with thrustor, described rear portion advances the vehicle frame front portion to be provided with for the fixing back pipe bending cylinder seat beam (18) of back pipe bending cylinder (19), and described last group of wheeled support chassis (21) rear portion is provided with the crossbeam of installing for the oil cylinder piston masthead portion of back pipe bending cylinder (19) (17).
5. according to claim 1,2 or 3 described overlapping shield tunnel movable wheel type trolley support systems, it is characterized in that: described connection thick stick is dismantled and assembled connection thick stick; Be separately installed with a plurality of pushing ahead between the wheeled support chassis of two adjacent groups (21) and use thrustor, and described a plurality of car group is pushed ahead with the thrustor bilateral symmetry and is laid between the wheeled support chassis of two adjacent groups (21).
6. according to the described overlapping shield tunnel of claim 5 movable wheel type trolley support system, it is characterized in that: it is car group pipe bending cylinder (20) that described car group is pushed ahead with thrustor, and described car group pipe bending cylinder (20) bottom is fixed on the vehicle frame of last group of wheeled support chassis (21) and its oil cylinder piston masthead portion is installed on the vehicle frame of the one group of wheeled support chassis in back (21).
7. according to claim 1,2 or 3 described overlapping shield tunnel movable wheel type trolley support systems, it is characterized in that: described support thrustor is support cylinder (23), and described support cylinder (23) bottom is fixed on the described vehicle frame and its oil cylinder piston masthead portion is installed in wheeled supporting mechanism (5) bottom.
8. according to claim 1,2 or 3 described overlapping shield tunnel movable wheel type trolley support systems, it is characterized in that: described wheeled supporting mechanism (5) comprises a rubber wheel (5-4) and a wheel carrier (5-5) of installing for rubber wheel (5-4); The quantity of described a plurality of walking mechanisms is four, and four walking structures are for being installed in four walking dollies (1) at four drift angle places of described bottom of frame respectively.
9. according to claim 1,2 or 3 described overlapping shield tunnel movable wheel type trolley support systems, it is characterized in that: the quantity of described a plurality of wheeled supporting mechanisms (5) is three and/or five, and five wheeled supporting mechanisms (5) are respectively and are laid in 9 inner o'clock of annular concrete pipe sheet (15), 11 o'clock, 12 o'clock, 1 o'clock and 3 o'clock five positions, the wheeled supporting mechanism (5) that wherein is laid in 12 o'clock orientation is the wheeled supporting mechanism of central axis (5-1), two the wheeled supporting mechanisms (5) that are laid on 9 o'clock and the 3 o'clock orientation are the wheeled supporting mechanism of stringcourse (5-2), and two the wheeled supporting mechanisms (5) that are laid on 11 o'clock and the 1 o'clock orientation are 77 ° of wheeled supporting mechanisms of angle (5-3); Three wheeled supporting mechanisms (5) be respectively be laid in 9 inner o'clock of annular concrete pipe sheet (15), 12 o'clock and 3 o'clock three orientation, the wheeled supporting mechanism (5) that wherein is laid in 12 o'clock orientation is the wheeled supporting mechanism of central axis (5-1), and two the wheeled supporting mechanisms (5) that are laid on 9 o'clock and the 3 o'clock orientation are the wheeled supporting mechanism of stringcourse (5-2).
10. according to claim 1,2 or 3 described overlapping shield tunnel movable wheel type trolley support systems, it is characterized in that: comprising also that a plurality of sidepieces that bilateral symmetry is installed in the identical anterior left and right sides of wheeled support chassis (21) of described one or more groups structure are pushed ahead uses thrustor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202458521U CN201554469U (en) | 2009-12-17 | 2009-12-17 | Removable wheel type trolley supporting system for overlapping shielded tunnel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202458521U CN201554469U (en) | 2009-12-17 | 2009-12-17 | Removable wheel type trolley supporting system for overlapping shielded tunnel |
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| Publication Number | Publication Date |
|---|---|
| CN201554469U true CN201554469U (en) | 2010-08-18 |
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|---|---|---|---|
| CN2009202458521U Expired - Lifetime CN201554469U (en) | 2009-12-17 | 2009-12-17 | Removable wheel type trolley supporting system for overlapping shielded tunnel |
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| CN (1) | CN201554469U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102094665A (en) * | 2011-01-05 | 2011-06-15 | 西南交通大学 | Auxiliary support method for additional load during approaching construction of porous tunnel by shield method |
| CN101712323B (en) * | 2009-12-17 | 2012-10-03 | 中铁一局集团有限公司 | Movable wheel type trolley supporting system for long-distance overlapping shield tunnel of small clear distance |
| CN103321646A (en) * | 2013-07-01 | 2013-09-25 | 上海隧道工程股份有限公司 | Ground pass shield tunneling machine |
| CN106401606A (en) * | 2016-10-12 | 2017-02-15 | 中电建建筑集团有限公司 | Framework trestle trolley |
| CN106499399A (en) * | 2016-12-30 | 2017-03-15 | 中铁二局集团有限公司 | A kind of Shield Construction Method Used method of overlapping tunnel in rich water powder land floor |
| CN109519199A (en) * | 2018-12-12 | 2019-03-26 | 中铁十四局集团有限公司 | A kind of duct pieces of shield tunnel support trolley |
| CN111794779A (en) * | 2020-07-10 | 2020-10-20 | 中国建筑第二工程局有限公司 | Assembly type trolley for supporting tunnel shield segments and using method thereof |
| CN112253188A (en) * | 2020-09-28 | 2021-01-22 | 北京韩建水利水电工程有限公司 | Tunnel steel tile transportation and adjustment device |
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- 2009-12-17 CN CN2009202458521U patent/CN201554469U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101712323B (en) * | 2009-12-17 | 2012-10-03 | 中铁一局集团有限公司 | Movable wheel type trolley supporting system for long-distance overlapping shield tunnel of small clear distance |
| CN102094665A (en) * | 2011-01-05 | 2011-06-15 | 西南交通大学 | Auxiliary support method for additional load during approaching construction of porous tunnel by shield method |
| CN102094665B (en) * | 2011-01-05 | 2013-04-10 | 西南交通大学 | Auxiliary support method for additional load during approaching construction of porous tunnel by shield method |
| CN103321646A (en) * | 2013-07-01 | 2013-09-25 | 上海隧道工程股份有限公司 | Ground pass shield tunneling machine |
| CN103321646B (en) * | 2013-07-01 | 2016-04-13 | 上海隧道工程有限公司 | Ground suction/discharge type shield excavation machine |
| CN106401606A (en) * | 2016-10-12 | 2017-02-15 | 中电建建筑集团有限公司 | Framework trestle trolley |
| CN106499399A (en) * | 2016-12-30 | 2017-03-15 | 中铁二局集团有限公司 | A kind of Shield Construction Method Used method of overlapping tunnel in rich water powder land floor |
| CN109519199A (en) * | 2018-12-12 | 2019-03-26 | 中铁十四局集团有限公司 | A kind of duct pieces of shield tunnel support trolley |
| CN111794779A (en) * | 2020-07-10 | 2020-10-20 | 中国建筑第二工程局有限公司 | Assembly type trolley for supporting tunnel shield segments and using method thereof |
| CN111794779B (en) * | 2020-07-10 | 2022-07-12 | 中国建筑第二工程局有限公司 | Assembly type trolley for supporting tunnel shield segments and using method thereof |
| CN112253188A (en) * | 2020-09-28 | 2021-01-22 | 北京韩建水利水电工程有限公司 | Tunnel steel tile transportation and adjustment device |
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Granted publication date: 20100818 Effective date of abandoning: 20091217 |