CN213116322U

CN213116322U - Tunnel two-lining full-section integrated construction trolley

Info

Publication number: CN213116322U
Application number: CN202020742404.9U
Authority: CN
Inventors: 刘顺成; 王可增
Original assignee: China Railway 15th Bureau Group Co Ltd; Fourth Engineering Co Ltd of China Railway 15th Bureau Group Co Ltd
Current assignee: China Railway 15th Bureau Group Co Ltd; Fourth Engineering Co Ltd of China Railway 15th Bureau Group Co Ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-05-04
Anticipated expiration: 2030-05-08

Abstract

The utility model relates to the technical field of tunnel secondary lining construction, in particular to a tunnel secondary lining full-section integrated construction trolley, a needle beam trestle movable support is arranged in a tunnel and can move and be adjusted along the tunnel, the two lining trolleys, a waterproof board reinforcing steel bar installation trolley and an inverted arch filling template are all arranged on the needle beam trestle and can be independently supported on the ground, the two lining trolleys, the waterproof board reinforcing steel bar installation trolley and the inverted arch filling template can move along the needle beam trestle to realize the stable construction, the waterproof board reinforcing steel bar installation trolley is close to the front end of the needle beam trestle to install a waterproof board and reinforcing steel bars, the two lining trolleys are provided with two lining templates close to the outside of the needle beam trestle, the complete construction of two lining surfaces of the inner wall of the tunnel can be realized through the two lining templates, the inverted arch filling template is arranged at the beam bottom close to the rear end of the needle beam trestle and is adjusted by the traction motor, the trolley of the scheme can carry out, the construction period is controllable while the engineering quality is ensured.

Description

Tunnel two-lining full-section integrated construction trolley

Technical Field

The utility model relates to a two lining construction technical field in tunnel, concretely relates to two full section integral type construction trolley in lining in tunnel.

Background

At present, the lining process of a road tunnel and a railway tunnel comprises inverted arch lining at the lower part and side wall and vault lining at the upper part, a construction process is increased by a construction mode divided into two steps, a longitudinal construction joint exists in the middle position of two times of construction, certain hidden danger of water leakage exists, the two times of construction methods cannot form a ring on the inner wall of the tunnel by one-time lining, and the risk of deformation and collapse of surrounding rocks in the tunnel exists; the construction mode needs multiple devices such as an inverted arch trestle, an inverted arch filling template, a waterproof board steel bar installation trolley, a two-lining trolley and the like, the devices are multiple and cause high construction cost, the devices are arranged in a wire occupying length mode, so that the distance between a tunnel face and two linings is large, multiple devices are concentrated, the problem of connection among multiple processes is easy to occur, the problem of engineering quality is caused, the safety management difficulty is high, and the engineering progress is uncontrollable.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides an integrated construction trolley, which comprises a needle beam trestle, a two-lining trolley, a waterproof board reinforcing steel bar installation trolley and an inverted arch filling template, wherein the movable support of the needle beam trestle is arranged in a tunnel and can move and adjust along the tunnel, the two-lining trolley, the waterproof board reinforcing steel bar installation trolley and the inverted arch filling template are all arranged on the needle beam trestle and can be independently supported on the ground, the two-lining trolley, the waterproof board reinforcing steel bar installation trolley and the inverted arch filling template can all move along the needle beam trestle to realize the stable construction, the waterproof board reinforcing steel bar installation trolley is close to the front end of the needle beam trestle and is used for installing a waterproof board and binding reinforcing steel bars, the two-lining trolley is close to the middle section of the needle beam trestle and is provided with the two-lining template at the outer part thereof, the complete construction of the two-lining surface of the inner wall of the tunnel can be realized through the two-lining templates, the inverted arch filling template is arranged at the beam bottom close to the rear end of the needle beam trestle and is pulled and, the trolley can be used for independent construction of each flow, construction period is controllable while engineering quality is guaranteed.

The utility model provides a tunnel two-lining full-section integrated construction trolley for solving the problems, which comprises a needle beam trestle, a two-lining trolley, a waterproof board reinforcing steel bar installation trolley and an inverted arch filling template, the needle beam trestle is movably supported and arranged in the tunnel through a front supporting mechanism and a rear supporting mechanism, the front supporting mechanism and the rear supporting mechanism are respectively arranged at two ends of the bottom surface of the needle beam trestle, a second lining trolley for second lining construction and a waterproof board reinforcing steel bar installation trolley for installing a waterproof board and binding reinforcing steel bars are movably sleeved on the needle beam trestle, walking wheel mechanisms for respectively driving the two to move and adjust along the needle beam trestle are respectively arranged on the second lining trolley and the waterproof board reinforcing steel bar installation trolley, a plurality of hydraulic pressure landing legs are all installed to the terminal surface of two lining platform trucks and waterproof board reinforcing bar installation platform trucks for the invert fills the below at needle beam landing stage of template installation for invert filling construction.

As the utility model relates to a tunnel two-lining full-section integral type construction trolley's further scheme, needle beam landing stage is the cubic cavity support body, has laid the road surface board that is used for the vehicle to travel in the needle beam landing stage, and the both ends of needle beam landing stage articulate respectively have preceding approach bridge and back approach bridge and preceding approach bridge and back approach bridge pass through hydraulic pressure regulation pole with the both ends face of needle beam landing stage respectively and are connected, and the top of needle beam landing stage is provided with the removal track that is used for supporting the walking wheel.

As a further scheme of the utility model, the front support mechanism comprises a front support leg and a track driving wheel, the front support legs are vertically arranged on the bottom surface of the needle beam trestle to support the front end of the needle beam trestle, and the track driving wheel is arranged at the bottom end of the needle beam trestle through a front hydraulic support rod; the back supporting mechanism comprises back supporting legs and back wheels, the back supporting legs are installed at the bottom surface of the needle beam trestle to support the back end of the needle beam trestle, the back wheels are installed at the bottom end of the needle beam trestle through back hydraulic supporting rods, and the back wheels are driven by a motor to rotate so as to drive the needle beam trestle to advance.

As a further proposal of the utility model, the two-lining full-section integrated construction trolley comprises a two-lining trolley frame and two-lining templates, the two-lining trolley frame is a cube hollow frame movably sleeved outside the needle beam trestle, the inner top wall of the two-lining trolley frame is provided with a traveling wheel mechanism to enable the two-lining trolley frame to move on the top of the needle beam trestle, the two-lining templates comprise a top template, side templates, an angle template and an inverted arch template, the top template is fixedly supported above the two-lining trolley frame through a support rod, the two side templates are hinged at the two ends of the top template, the side templates are connected with the side surfaces of the two-lining trolley frame through side template oil cylinders, the two angle templates are respectively hinged at the two ends of the side templates, the angle template is connected with the side templates through the angle template oil cylinder, the inverted arch template is installed at the bottom surface of the two-lining trolley frame through a lower oil cylinder, the top template, the two side templates, the two angle templates and the inverted arch template are combined into a, and the side surface of the second lining trolley is also connected with a plurality of supporting screw rods for reinforcing the second lining template.

As the utility model relates to a tunnel two lining full section integral type construction trolley's further scheme, two lining trolley's hydraulic leg is four and the bottom has all set firmly the buckling piece, two hydraulic leg that are located two lining trolley front ends pass through buckling piece and fore-stock swing joint and with the end-to-end connection of setting two preceding translation hydro-cylinders on the fore-stock, two hydraulic leg that are located two lining trolley rear ends pass through the buckling piece and the after-poppet swing joint of bottom and with the end-to-end connection of setting two back translation hydro-cylinders on the after-poppet.

As the utility model relates to a further scheme of two full section integral type construction trolley of lining in tunnel, fore-stock and after-poppet are the I-shaped track board, and fore-stock and after-poppet all are perpendicular with the length direction of two lining trolleys, and the cubic piece of draw-in groove is offered for the bottom surface to the buckling piece, and the buckling piece passes through draw-in groove and fore-stock or after-poppet swing joint, the bottom surface of fore-stock has set firmly the stabilizer blade, and the bottom surface radian of after-poppet has set firmly the arc extension board and the arc extension board corresponds with the inner wall of invert.

As the utility model relates to a tunnel two-lining full-section integral type construction trolley's further scheme, waterproof board steel bar installation trolley is the movable sleeve and establishes the cubic hollow frame in the outside of needle beam landing stage, and the inside roof of waterproof board steel bar installation trolley installs walking wheel mechanism so that waterproof board steel bar installation trolley can remove at the top of needle beam landing stage, a plurality of operation platform that are used for going up people are all installed to the both sides of waterproof board steel bar installation trolley, and operation platform's bottom surface and waterproof board steel bar installation trolley lateral wall pass through the down tube and consolidate.

As the utility model relates to a tunnel two lining full section integral type construction trolley's further scheme, the invert filling template includes side template and end template, and the side template is two and respectively the rigid coupling at the both ends of end template, and the tip of side template vertically installs the support cylinder, the rear tow boat is installed to the bottom of support cylinder, the end template passes through the chain block and is connected with traction motor and remove along the needle beam landing stage by traction motor drive.

As the utility model relates to a tunnel two lining full section integral type construction trolley's further scheme, the pull groove has all been seted up to needle beam landing stage's both sides, and two traction motor set up respectively in needle beam landing stage's both sides and power shaft respectively with two pull groove transmission connection, connect through the connecting rod that is located needle beam landing stage bottom between two traction motor, the back chain is installed on the connecting rod.

Advantageous effects

1. The needle beam trestle is supported and installed in the tunnel through a front supporting mechanism and a rear supporting mechanism, the front supporting mechanism comprises a front supporting leg and a track driving mechanism, the rear supporting mechanism comprises a rear supporting leg and a rear wheel, the track driving mechanism and the rear wheel are installed at the bottom end of the needle beam trestle respectively through a front hydraulic supporting rod and a rear hydraulic supporting rod, when the needle beam trestle moves, the front hydraulic supporting rod and the rear hydraulic supporting rod extend to enable the track driving mechanism and the rear wheel to be supported on the ground, the front supporting leg and the rear supporting leg are emptied, the track driving mechanism and the rear wheel rotate to drive the needle beam trestle to move, when the position is fixed, the front hydraulic supporting rod and the rear hydraulic supporting rod contract to enable the front supporting leg and the rear supporting leg to be supported, and the track driving mechanism and the rear wheel to be emptied.

2. The two lining trolleys and the waterproof board reinforcing steel bar mounting trolley are movably sleeved on the needle beam trestle and are mounted at the rear part of the waterproof board reinforcing steel bar mounting trolley, the bottoms of the two lining trolleys and the waterproof board reinforcing steel bar mounting trolley are respectively provided with a plurality of hydraulic support legs, the inner top wall of each of the two lining trolleys is provided with a travelling wheel mechanism, when fixed construction is needed, the hydraulic support legs are grounded and extended to lift the trolleys, the travelling wheel mechanisms are not in contact with the needle beam trestle, when the positions of the trolleys need to be moved and adjusted, the hydraulic support legs are contracted to enable the trolleys to be put on the needle beam trestle through the travelling wheel mechanisms in the trolleys, the travelling wheel mechanisms are driven to move and adjust the needle beam trestle, the two lining trolleys and the waterproof board reinforcing steel bar mounting trolley, inverted arches, needle beam trestles movement, waterproof board mounting and reinforcing steel bar binding, and positioning and pouring of the two lining moulds can, the safety, the quality and the construction period can be controlled.

3. The top of the two-lining trolley is provided with a top die through a supporting rod, two side faces of the two-lining trolley are provided with side dies which are hinged with two ends of the top die, the bottom corner of the side faces of the two-lining trolley is provided with an angle die which is hinged with the side dies, the bottom face of the two-lining trolley is provided with an inverted arch template through a lower oil cylinder, the top die, the side dies, the angle die and the inverted arch template can be butted to form an arch hole-shaped closed section which is suitable for the end face of the inner wall of a tunnel, one-time ring formation of the inner wall of the tunnel can be realized through the two-lining template, collapse of surrounding rocks is avoided, meanwhile, internal water leakage caused by longitudinal construction joints is avoided, two ends of the bottom of the two-lining trolley are respectively provided with a front support and a rear support, two front translation oil cylinders are arranged on the front support, two rear translation oil cylinders are arranged on the rear support, and the comprehensive adjustment of the front, thereby adjusting the position of the second lining template and ensuring the quality of second lining construction; the inverted arch filling template is arranged below the needle beam trestle bridge and can be dragged by a traction motor to carry out position adjustment, and the inverted arch filling work of the constructed two lining surfaces can be greatly facilitated through the inverted arch filling template.

Drawings

FIG. 1 is a schematic side view of the overall structure of the construction trolley of the present invention;

FIG. 2 is a schematic side view of a needle beam trestle of the construction trolley of the invention;

FIG. 3 is an enlarged view of the construction trolley of the present invention at A in FIG. 2;

fig. 4 is an enlarged view of the construction trolley of the present invention at B in fig. 2;

FIG. 5 is a schematic cross-sectional view of a needle beam trestle of the construction trolley of the present invention;

FIG. 6 is a side view of the construction trolley according to the present invention;

FIG. 7 is a schematic cross-sectional view of a two-lined bogie of the construction bogie according to the present invention in a use state;

FIG. 8 is a schematic sectional view showing a state of demolding of a two-lined bogie of the construction bogie of the present invention;

FIG. 9 is a front view of the front frame of the two-lining bogie of the construction bogie according to the present invention;

FIG. 10 is a side schematic view of the front leg of the two-lined trolley of the construction trolley of the present invention;

FIG. 11 is a schematic view showing the mounting structure of the rear frame of the secondary lining bogie of the construction bogie according to the present invention;

FIG. 12 is a schematic side view of the mounting structure of the rear bracket of the two-lined bogie of the construction bogie of the present invention;

fig. 13 is a schematic side view of a state of use of the waterproof plate reinforcing steel bar installation trolley of the construction trolley of the present invention;

fig. 14 is a schematic sectional view of a service state of the waterproof board reinforcing steel bar installation trolley of the construction trolley of the invention;

fig. 15 is a schematic sectional view of an inverted arch filling form of the construction trolley according to the present invention in a use state;

fig. 16 is a schematic top view of an inverted arch form of the construction trolley of the present invention;

fig. 17 is a schematic side view of an inverted arch filling form of the construction trolley of the present invention;

FIG. 18 is a schematic view of the construction state of the construction method of the present invention;

fig. 19 is a schematic view of an inverted arch excavation state in the construction method of the present invention;

FIG. 20 is a schematic diagram of the movement of the needle beam trestle according to the construction method of the present invention;

fig. 21 is a schematic moving view of the reinforcing bar installation trolley for waterproof board according to the construction method of the present invention;

FIG. 22 is a schematic view showing the movement of a two-lined bogie according to the construction method of the present invention;

fig. 23 is a schematic diagram showing the movement of the inverted arch filling form according to the construction method of the present invention;

the labels in the figure are: 1. the hydraulic support device comprises a needle beam trestle, 2, two lining dollies, 3, a waterproof board steel bar installation trolley, 4, a walking wheel mechanism, 5, a hydraulic support leg, 6, an inverted arch filling template, 101, a front support mechanism, 102, a rear support mechanism, 103, a front approach bridge, 104, a rear approach bridge, 105, a hydraulic adjusting rod, 106, a crawler driving wheel, 107, a rear wheel, 201, two lining dollies, 202, a top template, 203, a side template, 204, an angle template, 205, a support screw rod, 206, a support rod, 207, a buckling piece, 208, a front support, 209, a front translation oil cylinder, 210, a rear support, 211, a rear translation oil cylinder, 212, a support leg, 213, an arc support, 214, a side template oil cylinder, 215, an angle template oil cylinder, 216, an inverted arch template, 217, a lower oil cylinder, 301, an operation platform, 601, a side template, 602, an end template, 603, a support oil cylinder, 604, an inverted chain, 605, a traction motor, 606 and.

Detailed Description

As shown in the figure: a kind of tunnel two-lining whole section integral type construction trolley, including needle beam trestle 1, two lining trolleys 2, waterproof board steel bar installation trolley 3 and inverted arch fill template 6, the needle beam trestle 1 is used for the transport vehicle to pass and as the second lining trolley 2, movement orbit of waterproof board steel bar installation trolley 3, the needle beam trestle 1 is the hollow frame body of the cube shape, the needle beam trestle 1 is laid the road deck used for vehicle to go inside, both ends have front bridge approach 103 and rear bridge approach 104 separately, front bridge approach 103 and rear bridge approach 104 articularly connect with needle beam trestle 1 bottom both ends separately and connect with needle beam trestle 1 front end and rear end through the hydraulic pressure regulating lever 105 separately, the top of the said needle beam trestle 1 has movement orbits; the needle beam trestle 1 is characterized in that a front supporting mechanism 101 and a rear supporting mechanism 102 are respectively installed at two ends of the bottom surface of the needle beam trestle 1, the front supporting mechanism 101 comprises a front supporting leg and a crawler driving wheel 106, the front supporting leg is multiple and is vertically connected with the bottom surface of the needle beam trestle 1, the crawler driving wheel 106 is installed at the tail end of the front hydraulic supporting rod, the front hydraulic supporting rod is a hydraulic telescopic rod, the top end of the front hydraulic supporting rod is connected with the bottom of the needle beam trestle 1, the crawler driving wheel 106 is supported on the ground when the front hydraulic supporting rod is in an extension state, the bottom end of the front supporting leg is empty, the crawler driving wheel 106 is empty when the front hydraulic supporting rod is in a contraction state, the rear supporting mechanism 102 comprises a rear supporting leg and a rear wheel, the multiple rear supporting legs are installed at the rear end of the bottom surface of the needle beam trestle 1 and are vertical to the bottom surface of the needle beam tres, the hydraulic support rod is fixedly connected with the bottom surface of the needle beam trestle 1, when the hydraulic support rod is in an extension state, the rear wheel is supported on the ground, and the rear support legs are emptied, when the hydraulic support rod is in a contraction state, the rear wheel is emptied and a plurality of rear support legs are supported, when the needle beam trestle 1 is supported by the crawler drive wheel 106 and the rear wheel, the needle beam trestle 1 can be driven to advance by a motor, so that the adjustment of the construction position is realized;

the waterproof board reinforcing steel bar mounting trolley 3 is of a cubic hollow frame structure movably sleeved outside the needle beam trestle 1, the waterproof board reinforcing steel bar mounting trolley 3 is close to the middle section of the needle beam trestle 1, a travelling wheel mechanism 4 is mounted on the inner top wall of the waterproof board reinforcing steel bar mounting trolley 3, a plurality of hydraulic support legs 5 are vertically mounted at the bottom of the waterproof board reinforcing steel bar mounting trolley 3, when the hydraulic support legs 5 are in an extension state, the waterproof board reinforcing steel bar mounting trolley 3 is supported by the plurality of hydraulic support legs 5, the travelling wheel mechanism 4 is not in contact with the needle beam trestle 1, when the hydraulic support legs 5 are in a contraction state, the waterproof board reinforcing steel bar mounting trolley 3 is in contact with the needle beam trestle 1 through the travelling wheel mechanism 4, the waterproof board reinforcing steel bar mounting trolley 3 is erected on a moving track on the needle beam trestle 1 through the travelling wheel mechanism 4 and can be driven by the travelling wheel mechanism 4 to move along the length, a plurality of operation platforms are installed on two side faces of the waterproof board steel bar installation trolley 3 and are used for bearing constructors, the bottom faces of the operation platforms and the waterproof board platforms are reinforced through inclined rods, and the constructors perform steel bar binding and steel bar waterproof board installation on the inner wall of the tunnel through the operation platforms and the top of the waterproof board steel bar installation trolley 3 so as to finish pretreatment of secondary lining construction;

the two-lining trolley 2 comprises a two-lining trolley frame 201, two-lining templates, a front support 208 and a rear support 210, wherein the two-lining trolley frame 201 is in a cubic hollow frame shape, the two-lining trolley frame 201 is sleeved outside the needle beam trestle 1 and is close to the middle section of the needle beam trestle 1, a plurality of hydraulic support legs 5 are arranged at the bottom of the two-lining trolley frame 201, preferably, the hydraulic support legs 5 are four and are respectively arranged at four corners of the bottom of the two-lining trolley frame 201, a fastening piece 207 is fixedly arranged at the bottom of each hydraulic support leg 5, each fastening piece 207 is a cubic block with a clamping groove formed in the bottom surface, the front support 208 is movably connected with the tail ends of the two hydraulic support legs 5 close to the front end of the two-lining trolley 2, the front support 208 and the rear support 210 are horizontally arranged I-shaped track plates, the length directions of the front support 208 and the rear support 210 are both vertical to the length direction of the two, the cylinder body of the front translation oil cylinder 209 is connected with the front support 208, the tail ends of the piston rods of the two front translation oil cylinders 209 are respectively connected with the bottom ends of the two hydraulic support legs 5 close to the front end of the two lining trolleys 2, the two front translation oil cylinders 209 have the same extension speed and opposite action states so as to drive the front end of the two lining trolleys 2 to transversely move, and the bottom of the front support 208 is fixedly provided with a support leg 212; the rear support 210 is movably connected with the tail ends of the two hydraulic support legs 5 close to the rear end of the two-lining trolley 2, the rear support 210 is provided with two rear translation oil cylinders 211, the rod bodies of the two rear translation oil cylinders 211 are connected with the rear support 210, the tail ends of the piston rods of the two rear translation oil cylinders 211 are respectively connected with the bottom ends of the two hydraulic support legs 5 close to the rear end of the two-lining trolley 2, the two rear translation oil cylinders 211 are identical in telescopic speed and opposite in action state so as to drive the transverse movement of the rear end of the two-lining trolley 2, an arc support plate is fixedly arranged on the bottom surface of the rear support 210, and the radian of the bottom surface of the arc support plate corresponds to that of the inner wall of an inverted arch, so that the rear support 210 is stably supported on;

the two-lining formwork comprises a top formwork 202, side formworks 203, angle formworks 204 and an inverted arch formwork 216, wherein the top formwork 202 is installed at the top of a two-lining frame 201 through a plurality of supporting rods 206, the two side formworks 203 are respectively arranged at two sides of the top formwork 202, the top ends of the side formworks 203 are hinged with the end parts of the top formwork 202, side formwork oil cylinders 214 for adjusting and supporting the side formworks 203 are installed at two side surfaces of the two-lining frame 201, the two angle formworks 204 are respectively positioned at the lower ends of the two side formworks 203 and are respectively hinged with the lower ends of the side formworks 203, the angle formwork oil cylinders 215 for supporting and adjusting the positions and angles of the angle formworks 204 are installed on the side formworks 203, the inverted arch formwork 216 is installed at the bottom of the two-lining frame 201 through lower oil cylinders 217, the top formwork 202, the side formworks 203, the angle formworks 204 and the inverted arch formwork 216 are in butt joint combination to form an arch-shaped closed section which, the inner wall of the tunnel is subjected to ring formation once, so that the risk of deformation and collapse of surrounding rocks is reduced, a longitudinal construction joint cannot be generated, and the water leakage phenomenon is avoided;

the inverted arch filling template 6 is positioned behind the two lining trolleys to fill the constructed inverted arch surface, the inverted arch filling template 6 comprises side templates 601 and end templates 602, the side templates 601 are two portal frames which are fixedly connected to two ends of the end templates 602 respectively to form a transverse portal frame, a supporting oil cylinder 603 is longitudinally arranged at the end part of the side templates 601, a rear tug is arranged at the bottom end of the supporting oil cylinder 603, the end templates 602 are connected with a connecting rod 606 through an inverted chain 604, two ends of the connecting rod 606 are connected with a traction motor 605 respectively, the traction motor 605 is movably arranged at the lower part of the needle beam trestle 1, a traction groove is formed in the side wall of the bottom surface of the needle beam trestle 1, a power shaft of the traction motor 605 is in transmission connection with the groove wall of the traction groove, and the traction motor 605 can drive the inverted arch filling template 605 to perform position adjustment so as to adjust the construction; the walking wheel mechanism 4 includes that driving motor and walking wheel, and driving motor are connected with the transmission case, and driving motor passes through the rotation of transmission case drive multiunit walking wheel, and two lining platform trucks 2 and waterproof board reinforcing bar installation platform truck 3 can be driven respectively by two walking wheel mechanisms 4 and carry out position control along needle beam landing stage 1, and the both sides of two lining platform trucks 2 also are provided with a plurality of platforms of going up people so that concrete placement and personnel operate on the spot.

When the hydraulic support legs 5 on the two-lining trolley 2 are in an extension state, the front support frame 208 is supported on the ground through the support legs 212, the rear support frame 210 is supported on a constructed inverted arch surface through an arc support plate at the lower end of the rear support frame, at the moment, the travelling wheel mechanism 4 on the two-lining trolley 2 is not in contact with the needle beam trestle 1, the top die 202 is supported and arranged above the two-lining trolley 2 through the support rods 206 and is positioned below a waterproof plate at the top of a tunnel, the two-lining trolley 2 can be transversely adjusted by the front translation cylinder 209 and the rear translation cylinder 211, thereby realizing the position adjustment of the top die 202 to facilitate the construction of the inner wall of the tunnel, when the hydraulic legs 5 on the two-lining trolley 2 are in the contraction state, the two-lining trolley 2 is supported on the needle beam trestle 1 through a travelling wheel mechanism 4 on the inner wall of the two-lining trolley 2, at the moment, the top die 202 is not in contact with the top wall of the tunnel and is in a demoulding state, and the travelling wheel mechanism 4 can drive the two-lining trolley 2 to move along the needle beam trestle 1.

The method for performing secondary lining construction of the tunnel by using the two-lining and full-section integrated construction trolley for the tunnel comprises the following steps of:

the method comprises the following steps: after the inverted arch excavation and the inverted arch primary support are finished, the needle beam trestle moves forwards, a front approach bridge 103 and a rear approach bridge 104 of the needle beam trestle 1 are retracted, a front hydraulic support rod and a rear hydraulic support rod extend to enable a crawler driving wheel 106 and a rear wheel to land on the ground, a motor drives the needle beam trestle 1 to move forwards by one unit length, and the front approach bridge 103 and the rear approach bridge 104 are released so that a transport vehicle can pass;

step two: the front hydraulic support rod and the rear hydraulic support rod are contracted to enable the crawler driving wheels 106 and the rear wheels 107 to be folded, the needle beam trestle 1 is supported by the front support legs and the rear support legs, a plurality of hydraulic support legs 5 at the bottom of the waterproof board steel bar installation trolley 3 are contracted to enable the waterproof board steel bar installation trolley 3 to be supported on the needle beam trestle 1 through the travelling wheel mechanism 4, and the travelling wheel mechanism 4 drives the waterproof board steel bar installation trolley 3 to move for a unit length towards the front end of the needle beam trestle 1;

step three: the plurality of hydraulic support legs 5 at the bottom of the waterproof board steel bar mounting trolley 3 extend to enable the waterproof board steel bar mounting trolley 3 to rise, a walking wheel mechanism 4 on the waterproof board steel bar mounting trolley 3 is separated from the needle beam trestle 1 to enable the waterproof board steel bar mounting trolley 3 to be supported by the plurality of hydraulic support legs 5 at the bottom of the waterproof board steel bar mounting trolley, and workers mount waterproof boards and binding steel bars on an operation platform;

step four: the supporting screw rod 205 is removed, the angle die 204 is retracted by the angle die retracting cylinder 215, the side die retracting cylinder 214 enables the side die to be separated from the inner wall of the two lining surfaces, the lower cylinder 217 is retracted to enable the inverted arch die plate 216 to be separated from the inner wall of the inverted arch, the hydraulic support legs 5 at the bottom of the two lining trolleys 2 are retracted to enable the two lining trolleys 2 to be supported on the needle beam trestle 1 through the travelling wheel mechanism 4, meanwhile, the top die 202 is driven to be separated from the top walls of the two lining surfaces, demoulding of the two lining trolleys 2 is achieved, and the travelling wheel mechanism 4 drives the two lining trolleys 2 to travel for one unit length;

step five: two hydraulic legs 5 at the front end of the two-lining trolley 2 extend to enable the front support 208 to land through a support leg 212 on the bottom surface of the front support, two hydraulic legs 5 at the rear end of the two-lining trolley 2 extend to enable an arc-shaped support plate 213 on the bottom surface of the rear support 210 to be supported on the inner wall of a constructed inverted arch, a travelling wheel mechanism 4 on the two-lining trolley 2 is separated from the needle beam trestle 1 to enable the two-lining trolley 2 to be supported by a plurality of hydraulic legs 5 at the bottom of the two-lining trolley 2, the position of the two-lining trolley 2 is adjusted through a plurality of translation oil cylinders on the front support 208 and the rear support 210 to enable the top die 202 to be accurately positioned, the side die oil cylinder 214, the angle die oil cylinder 215 and the lower oil cylinder 217 extend to enable the side die 203, the angle die 204 and the inverted arch template 216 to be positioned and combined into a closed section, a plurality of support screws 205 are installed to reinforce the side die;

step six: the inverted chain 604 and the supporting oil cylinder 603 work to respectively drive the front end and the rear end of the inverted arch filling template 6 to lift, the traction motor 605 works to drive the inverted arch filling template 6 to advance for one unit length in the construction direction, the inverted arch filling template 6 is in place by contracting below the inverted chain 604 and the supporting oil cylinder 603, and then inverted arch filling construction is carried out;

step seven: and repeating the steps to complete the integral secondary lining construction of the tunnel.

Specifically, an example of a process using the tunnel secondary lining construction method is as follows: after the inverted arch excavation and the inverted arch primary support are finished, the needle beam trestle starts to move forwards, a front approach bridge 103 and a rear approach bridge 104 of the needle beam trestle 1 are retracted, a front hydraulic support rod and a rear hydraulic support rod extend for 150mm to enable a front support leg and a rear support leg to leave the ground, the needle beam trestle 1 is supported on the ground through a rear wheel and a track driving wheel 106, the track driving wheel 106 and the rear wheel rotate to support the needle beam trestle 1 to move forwards for 12m, after the needle beam trestle 1 is in place, the track driving wheel 106 and the rear wheel are retracted under the contraction action of the front hydraulic support rod and the rear hydraulic support rod, the needle beam trestle 1 is supported by the front support leg and the rear support leg, and the front approach bridge 103 and the rear approach bridge 104 are released to enable the bottom ends of the needle beam trestle to be respectively; the hydraulic support leg 5 at the bottom of the waterproof board reinforcing steel bar mounting trolley 3 contracts by 200mm, the waterproof board reinforcing steel bar mounting trolley 3 descends to enable the walking wheel mechanism 4 at the inner top of the waterproof board reinforcing steel bar mounting trolley 3 to fall on a moving track at the top of the needle beam trestle 1, the hydraulic support leg 5 at the bottom of the waterproof board reinforcing steel bar mounting trolley 3 continuously contracts by 450mm to enable the bottom of the waterproof board reinforcing steel bar mounting trolley 3 to be separated from a bound reinforcing steel bar frame on the bottom surface of a tunnel, the self weight of the waterproof board reinforcing steel bar mounting trolley 3 at the moment is completely fallen on the needle beam trestle 1, the waterproof board reinforcing steel bar mounting trolley 3 is driven by the walking wheel mechanism 4 to move forwards by 12m, the hydraulic support leg 5 at the bottom of the waterproof board reinforcing steel bar mounting trolley 3 extends to jack the trolley body until the walking wheel mechanism 4 is separated from the top end of the needle beam trestle 1, the hydraulic support leg 5 at the bottom of the waterproof board reinforcing steel bar mounting trolley 3 is used for bearing the weight of the needle beam trestle 1, and the installation of waterproof boards and the binding construction of reinforcing steel bars are prepared for the second lining construction; the supporting screw rod 205 on the two-lining trolley frame is removed, the side mould oil cylinder 214 and the angle mould oil cylinder 215 are contracted to separate the side mould from the angle mould, the lower oil cylinder 217 is contracted by 400mm to drive the inverted arch template 216 to be lifted by 400mm, the hydraulic support leg 5 at the bottom of the two-lining trolley 2 is contracted by 200mm, at the moment, the two-lining trolley 2 integrally descends by 200mm, the walking wheel mechanism 4 at the inner top of the two-lining trolley 2 falls on a moving track of the needle beam trestle 1, the top mould 202 is separated from the inner wall of the tunnel in the descending process of the two-lining trolley 2 to realize the integral demoulding operation of the two-lining template, the hydraulic support leg 5 at the front end of the bottom surface of the two-lining trolley 2 continuously retracts by 450mm to separate the support leg 212 at the bottom end of the two-lining trolley 2 from the steel bar frame which is bound and woven on the bottom surface of the tunnel, the hydraulic support leg 5 at the rear end of the bottom surface of the two-lining trolley 2 continuously retracts by 100mm to separate the constructed inverted arch surface, after the hydraulic support legs 5 at the bottom of the two-lining trolley 2 reach the position, the front support frame 208 is supported on the inner wall of the constructed inverted arch through the bottom support legs 212, the rear support frame 210 is supported on the inner wall of the constructed inverted arch through the bottom arc-shaped support plate, the hydraulic support legs 5 at the bottom of the two-lining trolley 2 continue to extend to enable the travelling wheel mechanisms 4 on the two-lining trolley 2 to be separated from the needle beam trestle by 200mm, at the moment, the weight of the trolley is completely borne by the hydraulic support legs 5 at the bottom of the trolley, the needle beam trestle 1 is not loaded by the trolley, the front position of the two translation oil cylinders on the front support frame 208 can be adjusted through the action of the two translation oil cylinders, the rear position of the two-lining trolley 2 can be adjusted through the comprehensive adjustment of the translation oil cylinders at the front end and the rear end, the position of the top die 202 can be adjusted to be in a designated position, the side die oil cylinders 214 and the, the top die, the side die, the angle die and the inverted arch template 216 are butted and combined to form a closed section, the side die and the angle die are reinforced by installing the supporting screw rod 205, then concrete pouring construction is carried out between the outer part of the two lining templates and the waterproof plate, and the two lining surfaces of the inner wall of the tunnel are formed into a ring at one time, so that the tunnel has higher strength; the supporting oil cylinder 603 extends while the inverted chain 604 contracts to drive the inverted arch filling template 6 to ascend so as to enable the inverted arch filling template 6 to be separated integrally, the traction motor 605 works to drive the inverted arch filling template 6 to advance for 12m towards the construction direction, after the inverted chain 604 extends while the supporting oil cylinder 603 contracts after the inverted chain is in place, a screw rod is additionally arranged outside the side formwork 601 for reinforcement, and then concrete pouring construction is carried out on the upper portion of the inverted arch, so that inverted arch filling operation is completed. Repeating above-mentioned action in proper order and constantly impelling, can realizing the full section lining construction of tunnel inner wall and can not producing vertical construction joint, guaranteed overall structure stability and construction quality, can avoid the hidden danger of leaking simultaneously, two lining dollies, waterproof board reinforcing bar installation dollies and inverted arch fill the equal autonomous working of template, made things convenient for going on of construction greatly.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent changes without departing from the technical scope of the present invention.

Claims

1. The utility model provides a two full section integral type construction trolley cars of lining in tunnel which characterized in that: comprises a needle beam trestle (1), two lining trolleys (2), a waterproof board reinforcing steel bar installation trolley (3) and an inverted arch filling template (6), wherein the needle beam trestle (1) is movably supported and arranged in a tunnel through a front supporting mechanism (101) and a rear supporting mechanism (102), the front supporting mechanism (101) and the rear supporting mechanism (102) are respectively arranged at two ends of the bottom surface of the needle beam trestle (1), the two lining trolleys (2) for two-lining construction and the waterproof board reinforcing steel bar installation trolley (3) for installing a waterproof board and binding reinforcing steel bars are movably sleeved on the needle beam trestle (1), walking wheel mechanisms (4) for respectively driving the two to move and adjust along the needle beam trestle (1) are respectively arranged on the two lining trolleys (2) and the waterproof board reinforcing steel bar installation trolley (3), a plurality of hydraulic supporting legs (5) are respectively arranged on the end surfaces of the two lining trolleys (2) and the waterproof board reinforcing steel bar installation trolley (3), an inverted arch filling template (6) for inverted arch filling construction is arranged below the needle beam trestle (1).

2. The tunnel two-lining full-face integrated construction trolley according to claim 1, characterized in that: needle beam landing stage (1) is the cubic cavity support body, has laid the road deck that is used for the vehicle to travel in needle beam landing stage (1), and the both ends of needle beam landing stage (1) articulate respectively have preceding access bridge (103) and back access bridge (104) and preceding access bridge (103) and back access bridge (104) pass through hydraulic pressure with the both ends face of needle beam landing stage (1) respectively and adjust pole (105) to be connected, and the top of needle beam landing stage (1) is provided with the removal track that is used for supporting the walking wheel.

3. The tunnel two-lining full-face integrated construction trolley according to claim 2, characterized in that: the front supporting mechanism (101) comprises front supporting legs and crawler driving wheels (106), the front supporting legs are vertically arranged on the bottom surface of the needle beam trestle (1) to support the front end of the needle beam trestle (1), and the crawler driving wheels (106) are arranged at the bottom end of the needle beam trestle (1) through front hydraulic supporting rods; rear support mechanism (102) include back landing leg and rear wheel (107), and a plurality of back landing legs are installed in the bottom surface of needle beam landing stage (1) in order to support the rear end of needle beam landing stage (1), and rear wheel (107) are installed in the bottom of needle beam landing stage (1) through back hydraulic strut, and rear wheel (107) are rotatory in order to drive needle beam landing stage (1) and advance by motor drive.

4. The tunnel two-lining full-face integrated construction trolley according to claim 1, characterized in that: the two-lining trolley (2) comprises a two-lining trolley frame (201) and two-lining templates, the two-lining trolley frame (201) is a cubic hollow frame movably sleeved outside the needle beam trestle (1), a traveling wheel mechanism (4) is installed on the top wall inside the two-lining trolley frame (201) so that the two-lining trolley (2) can move on the top of the needle beam trestle (1), the two-lining templates comprise a top die (202), side dies (203), an angle die (204) and an inverted arch template (216), the top die (202) is fixedly supported above the two-lining trolley frame (201) through a support rod (206), the two side dies (203) are hinged at two ends of the top die (202), the side dies (203) are connected with the side surfaces of the two-lining trolley frame (201) through side die oil cylinders (214), the two angle dies (204) are respectively hinged at two ends of the side dies (203), the angle die (204) are connected with the bottom surface of the side dies through angle die oil cylinders (215), and the inverted arch template (216) is installed on the inverted arch trolley frame (201) through a lower oil cylinder (217), the top die (202), the two side dies (203), the two angle dies (204) and the inverted arch template (216) are combined into a closed section to realize full-section lining of the tunnel secondary lining, and the side surface of the secondary lining trolley (2) is further connected with a plurality of supporting screw rods (205) used for reinforcing the secondary lining template.

5. The tunnel two-lining full-face integrated construction trolley according to claim 4, characterized in that: the hydraulic support legs (5) of the two lining trolleys (2) are four, the bottom ends of the hydraulic support legs (5) are fixedly provided with fasteners (207), the two hydraulic support legs (5) located at the front ends of the two lining trolleys (2) are movably connected with the front support (208) through the fasteners (207) and are connected with the tail ends of the two front translation oil cylinders (209) arranged on the front support (208), and the two hydraulic support legs (5) located at the rear ends of the two lining trolleys (2) are movably connected with the rear support (210) through the fasteners (207) at the bottom ends and are connected with the tail ends of the two rear translation oil cylinders (211) arranged on the rear support (210).

6. The tunnel two-lining full-face integrated construction trolley according to claim 5, characterized in that: the utility model discloses a lining trolley, including fore-stock (208) and after-poppet (210), fore-stock (208) and after-poppet (210) are the I-shaped track board, and fore-stock (208) and after-poppet (210) all are perpendicular with the length direction of two lining trolleys (2), and buckling piece (207) are the cubic shape piece that the draw-in groove was seted up to the bottom surface, and buckling piece (207) pass through draw-in groove and fore-stock (208) or after-poppet (210) swing joint, the bottom surface of fore-stock (208) has set firmly stabilizer blade (212), and the bottom surface radian of after-poppet (210) has set firmly arc extension board (213) and arc extension board (213) corresponds.

7. The tunnel two-lining full-face integrated construction trolley according to claim 1, characterized in that: waterproof board reinforcing bar installation platform truck (3) are the cubic hollow frame of the outside of needle beam landing stage (1) for the movable sleeve is established, and moving wheel mechanism (4) are installed so that waterproof board reinforcing bar installation platform truck (3) can remove at the top of needle beam landing stage (1) to the inside roof of waterproof board reinforcing bar installation platform truck (3), a plurality of operation platform (301) that are used for the people are all installed to the both sides of waterproof board reinforcing bar installation platform truck (3), and the bottom surface of operation platform (301) and waterproof board reinforcing bar installation platform truck (3) lateral wall are consolidated through the down tube.

8. The tunnel two-lining full-face integrated construction trolley according to claim 1, characterized in that: inverted arch filling template (6) include side template (601) and end template (602), and side template (601) are two and the rigid coupling respectively at the both ends of end template (602), and support cylinder (603) are vertically installed to the tip of side template (601), the rear tow boat is installed to the bottom of support cylinder (603), end template (602) are connected with traction motor (605) through chain block (604) and are removed along needle beam landing stage (1) by traction motor (605) drive.

9. The tunnel two-lining full-face integrated construction trolley according to claim 8, characterized in that: the needle beam trestle (1) both sides have all been seted up the traction groove, and two traction motor (605) set up respectively in the both sides of needle beam trestle (1) and power shaft respectively with two traction groove transmission connection, connect through connecting rod (606) that are located needle beam trestle (1) bottom between two traction motor (605), chain block (604) are installed on connecting rod (606).