CN216342222U

CN216342222U - Trolley for tunnel construction

Info

Publication number: CN216342222U
Application number: CN202122052603.4U
Authority: CN
Inventors: 高利; 杨名扬; 翟志强
Original assignee: Shanxi Road And Bridge Fourth Engineering Co ltd
Current assignee: Shanxi Road And Bridge Fourth Engineering Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-04-19
Anticipated expiration: 2031-08-27

Abstract

The utility model relates to the technical field of construction equipment, and particularly discloses a trolley for tunnel construction, which comprises a rack, wherein the bottom of the rack is provided with a travelling mechanism and a jacking mechanism, the top of the rack is rotatably connected with a rotating roller through two bearing seats, the axis of the rotating roller is parallel to the advancing direction of the rack, two ends of the rotating roller are respectively connected with a telescopic arm, the telescopic arms are perpendicular to the rotating roller, the outer cylinder of each telescopic arm is fixedly connected with the rotating roller, the tail ends of the inner cylinders of the two telescopic arms are commonly connected with a supporting plate, the supporting plates are rotatably connected with a waterproof cloth roller through two quick-release type clamping seats, waterproof cloth is wound on the waterproof cloth roller, the axis of the waterproof cloth roller is parallel to the axis of the rotating roller, and a driving device for driving the rotating roller to rotate is arranged on the rack. The applicability of the trolley is effectively improved.

Description

Trolley for tunnel construction

Technical Field

The utility model relates to the technical field of building equipment, in particular to a trolley for tunnel construction.

Background

In the process of building the tunnel, waterproof cloth needs to be laid on the section of the tunnel to form a waterproof and drainage closed surface, so that the waterproof effect of the tunnel lining is achieved, and the waterproof cloth is usually laid by using a construction trolley.

When the existing waterproof cloth construction trolley is manufactured, an arc-shaped guide ring needs to be designed according to the section structure of a tunnel, two guide rings with the same size are fixedly arranged at the front end and the rear end of a rack of the construction trolley, so that the guide rings are matched with the section of the tunnel, a movable seat is movably arranged on each guide ring and can move along the arc edge of the guide ring, a waterproof cloth rolling roller is rotatably arranged between the two movable seats, waterproof cloth on the waterproof cloth rolling roller is sequentially laid on the section of the tunnel along with the movement of the movable seats from one end to the other end of the guide rings, as the movable seats need to move on the guide rings, corresponding power devices need to be arranged, a motor and a gear are usually arranged on the movable seats, a toothed ring with the size matched with the guide rings is arranged on the guide rings, the gear is meshed with the toothed ring, and the movable seats are driven to move on the guide rings by the rotation of a motor driving gear, so that the structure is complex and the processing difficulty is high, the guide rings and the movable seats of different models need to be designed and processed according to different tunnels, so that the applicability of the trolley is low.

SUMMERY OF THE UTILITY MODEL

To solve the problems mentioned in the background art, an object of the present invention is to provide a trolley for tunnel construction.

In order to achieve the above object, the technical solution of the present invention is:

a trolley for tunnel construction comprises a rack, wherein a travelling mechanism and a jacking mechanism are arranged at the bottom of the rack, bearing seats are arranged at the front end and the rear end of the top of the rack, a rotary roller is rotatably connected between the two bearing seats, the axis of the rotary roller is parallel to the advancing direction of the rack, the two ends of the rotary roller extend out of the rack, the two ends of the rotary roller are respectively connected with a telescopic arm, the telescopic arms are perpendicular to the rotary roller, the outer cylinder of each telescopic arm is fixedly connected with the rotary roller, the tail ends of the inner cylinders of the two telescopic arms are jointly connected with a supporting plate, the two ends of the supporting plate, which are far away from the sides of the telescopic arms, are respectively fixedly provided with a quick-release type clamping seat, a waterproof cloth roll is rotatably connected between the two quick-release type clamping seats, waterproof cloth is wound on the waterproof cloth roll, and the axis of the waterproof cloth roll is parallel to the axis of the rotary roller, and the rack is provided with a driving device for driving the rotary roller to rotate.

Further, drive arrangement includes two driven gear and two gear motor, two driven gear fixed cover respectively is established change the both ends of roller, two gear motor installs respectively both ends around the top of rack, the rigid coupling has the driving gear on gear motor's the output shaft, two the driving gear respectively with two driven gear meshes.

Further, install a plurality of pneumatic vaulting poles in the backup pad, it is a plurality of the equal perpendicular to of pneumatic vaulting pole waterproof cloth winding up roller and a plurality of pneumatic vaulting pole is followed waterproof cloth winding up roller's axis interval arrangement, the pressure pipe of pneumatic vaulting pole with the backup pad rigid coupling, the end of the piston rod of pneumatic vaulting pole is rotated and is connected with the pinch roller, the axis of pinch roller with waterproof cloth winding up roller's axis is parallel.

Furthermore, side access boards are arranged on the left side and the right side of the rack in the vertical direction, a top board is laid at the top of the rack, a crawling ladder is arranged between the adjacent side access boards, and the crawling ladder is arranged between the side access boards on the top side and the top board.

Furthermore, the walking mechanism is four pairs of walking wheels uniformly distributed at four corners of the bottom of the rack.

Furthermore, the jacking mechanisms are four oil cylinders uniformly distributed at four corners of the bottom of the rack, and piston rods of the oil cylinders are vertically and upwards arranged and fixedly connected with the rack.

Further, quick detach formula cassette includes cassette and last briquetting down, the cassette is the cuboid shape down, lower cassette weld in the backup pad, go up the briquetting pass through the bolt rigid coupling in the cassette deviates from down on the side of backup pad, the cassette deviates from down seted up first half ring channel on the side of backup pad, go up the briquetting orientation second half ring channel has been seted up on the side of cassette down, first half ring channel and second half ring channel cooperate and form a ring channel, the both ends of waterproof cloth winding up roller all are nested there is the bearing, two the bearing inlays respectively to be located in two ring channels.

The utility model has the beneficial effects that: according to the utility model, the rotating roller is rotatably arranged at the top of the rack, the telescopic arms are arranged at two ends of the rotating roller, the waterproof cloth roller is rotatably arranged between the inner cylinders of the two telescopic arms through the supporting plate, the extension length of the inner cylinders of the telescopic arms can be changed according to different tunnel sections, so that the position of the waterproof cloth roller can be always close to the tunnel section, the waterproof cloth is convenient to lay, a guide ring and a moving seat do not need to be manufactured according to the tunnel section, the processing difficulty of equipment is effectively reduced, the waterproof cloth roller is suitable for different tunnels, and the application range of the trolley is greatly improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a connection structure of the gantry, the traveling mechanism and the jacking mechanism according to the present invention;

FIG. 3 is a schematic view of a connection structure of a rotating roller, a telescopic arm, a quick-release type clamping seat, a waterproof cloth roller, waterproof cloth, a pneumatic support rod and a pressing wheel in the utility model.

Description of the figure numbering: 1. the device comprises a rack, 11, a portal frame, 12, a bottom beam, 13, a reinforcing beam, 14, a side lapping plate, 15, a top plate, 16, a transverse plate, 2, a traveling mechanism, 3, a jacking mechanism, 4, a bearing seat, 5, a rotating roller, 6, a telescopic arm, 61, a supporting plate, 7, a quick-release type clamping seat, 71, a lower clamping seat, 72, an upper pressing block, 73, a first semi-annular clamping groove, 74, a second semi-annular clamping groove, 8, a waterproof cloth rolling roller, 81, waterproof cloth, 82, a bearing, 9, a driving device, 91, a driven gear, 92, a speed reduction motor, 93, a driving gear, 10, a pneumatic supporting rod, 101 and a pressing wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments disclosed herein are intended to be within the scope of the present invention.

As shown in fig. 1-3, a trolley for tunnel construction comprises a rack 1, a main body of the rack 1 comprises three gantries 11 and two bottom beams 12, the three gantries 11 are arranged in parallel at intervals, feet of the three gantries 11 on the same side are welded on one bottom beam 12 together, a reinforcing beam 13 is welded between two ends of the top side of each two gantries 11, a traveling mechanism 2 and a jacking mechanism 3 are arranged at the bottom of the rack 1, the traveling mechanism 2 can drive the rack 1 to move back and forth, the jacking mechanism 3 can lift the whole rack 1 to avoid the rack 1 from moving, bearing seats 4 are arranged in the middle of top beams of the gantries 11 at two ends, a rotating roller 5 is rotatably connected between the two bearing seats 4, the axis of the rotating roller 5 is parallel to the advancing direction of the rack 1, two ends of the rotating roller 5 extend out of the two gantries 11 at the end, two ends of the rotating roller 5 are connected with telescopic arms 6, the telescopic arm 6 is a hydraulic telescopic arm 6 and is controlled through an external hydraulic control console, the telescopic arm 6 is perpendicular to the rotary roller 5 and the outer cylinder of the telescopic arm 6 is fixedly connected with the rotary roller 5, the tail ends of the inner cylinders of the two telescopic arms 6 are jointly connected with a supporting plate 61, two ends of the side surface of the supporting plate 61 departing from the inner cylinder of the telescopic arm 6 are fixedly provided with quick-release type clamping seats 7, a waterproof cloth roller 8 is rotatably connected between the two quick-release type clamping seats 7, the axis of the waterproof cloth roller 81 and the waterproof cloth roller 8 wound on the waterproof cloth roller 8 is parallel to the axis of the rotary roller 5, and the rack 1 is provided with a drive device 9 for driving the rotary roller 5 to rotate.

In the in-service use, when laying waterproof cloth 81, stretch out length according to the inner tube of the flexible arm of internal diameter adjustment 6 in tunnel, make waterproof cloth winding up roller 8 be close to with the section in tunnel, set up waterproof cloth winding up roller 8's initial position in the sectional right side in tunnel, utilize drive arrangement 9 to make and change roller 5 and rotate, change roller 5 pivoted in-process in proper order with waterproof cloth 81 attached on the section in tunnel, need not to design processing guide ring and removal seat according to the internal diameter in tunnel, structural design is reasonable.

In this embodiment, the driving device 9 includes two driven gears 91 and two gear motors 92, two driven gears 91 are respectively fixed to fix the cover and are established at the both ends of changeing roller 5, two gear motors 92 are respectively installed on the back timber of two portal 11 that are located the tip, the rigid coupling has driving gear 93 on gear motors 92's the output shaft, two driving gear 93 are respectively with two driven gear 91 meshing, structural design is reasonable, change roller 5 and rotate through gear engagement's mode drive, stability is high.

In this embodiment, thirteen pneumatic support rods 10 are installed on the support plate 61, the thirteen pneumatic support rods 10 are perpendicular to the waterproof cloth roll 8, the pneumatic support rods 10 are arranged at intervals along the axis of the waterproof cloth roll 8, the pressure pipes of the pneumatic support rods 10 are fixedly installed on the right side edge of the support plate 61 through pipe hoops, the piston rods of the pneumatic support rods 10 deviate from the side surface of the support plate 61 close to the telescopic arm 6, and the tail ends of the piston rods of the pneumatic support rods are rotatably connected with pressure rollers 101, the axis of each pressure roller 101 is parallel to the axis of the waterproof cloth roll 8, the extension lengths of the piston rods of the pneumatic support rods 10 are adjusted, so that the outermost ends of the pressure rollers 101 can be in contact with the laid waterproof cloth 81, after the waterproof cloth 81 is laid, the pressure rollers 101 can further compress the laid waterproof cloth 81, the structural design is reasonable, and the operation is convenient.

In this embodiment, rack 1's the left and right sides all has laid two side straps 14 along vertical direction, equal horizontal welding has a long and a short two crossbeams on every portal 11's the both sides arm, the top of longer crossbeam is located to shorter crossbeam, it has one side strap 14 to lie in rack 1 and weld jointly on three crossbeams with one side and be in same height, two roof 15 have been laid at rack 1's top, all be equipped with the cat ladder between two adjacent side strap 14's the rear end, be located and be equipped with the cat ladder between the side strap 14 of top side and the rear end of roof 15, and structural design is reasonable, the operating personnel of being convenient for stands.

In this embodiment, running gear 2 is four pairs of walking wheels, and the both ends of every floorbar 12 are rotated respectively and are connected with a pair of walking wheels, adopt the walking wheel, can avoid setting up the track, and it is more convenient to remove rack 1.

In this embodiment, the jacking mechanism 3 is four oil cylinders, the four oil cylinders are respectively arranged at the bottoms of the side arms of the two door frames 11 located at the end part, piston rods of the oil cylinders are vertically arranged upwards, a transverse plate 16 is welded on each side arm of the door frames 11 located at the end part, a reinforcing rib is arranged between each transverse plate 16 and the side arm of the door frame 11, the top of each piston rod of each oil cylinder is fixedly connected with the bottom surface of each transverse plate 16, the bottom end of each cylinder body of each oil cylinder is arranged below the bottom beam 12, when the trolley needs to be fixed, the oil cylinders are driven to enable the cylinder body of each oil cylinder to move downwards until the travelling wheels leave the bottom surface, and the whole trolley frame 1 is jacked on the ground by the four oil cylinders to enable the trolley frame 1 to be fixed.

In this embodiment, quick detach formula cassette 7 includes cassette 71 and last briquetting 72 down, lower cassette 71 is the cuboid shape, lower cassette 71 welds on the side that backup pad 61 deviates from telescopic arm 6, it deviates from the side of backup pad 61 in lower cassette 71 through two bolt rigid couplings to go up briquetting 72, first semi-ring channel has been seted up on the side that lower cassette 71 deviates from backup pad 61 down, go up briquetting 72 and seted up second semi-ring channel on the side of lower cassette (71) towards, first semi-ring channel and second semi-ring channel cooperate and form a ring channel, waterproof cloth winding up roll 8's both ends are all nested has bearing 82, two bearing 82 inlay respectively and locate in two ring channels, structural design is reasonable, be convenient for install fast or dismantle waterproof cloth winding up roll 8.

According to the utility model, the rotating roller 5 is rotatably arranged at the top of the rack 1, the telescopic arms 6 are respectively arranged at two ends of the rotating roller 5, the waterproof cloth roller 8 is rotatably arranged between the inner cylinders of the two telescopic arms 6 through the supporting plate 61, the extending length of the inner cylinders of the telescopic arms 6 can be changed according to different tunnel sections, so that the position of the waterproof cloth roller 8 can be always close to the tunnel section, the waterproof cloth 81 can be conveniently laid, a guide ring and a moving seat do not need to be manufactured according to the tunnel section, the processing difficulty of equipment is effectively reduced, the device is suitable for different tunnels, and the application range of the trolley is greatly improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, but rather as the intention of all modifications, equivalents, improvements, and equivalents falling within the spirit and scope of the utility model.

Claims

1. The trolley for tunnel construction comprises a rack (1), wherein a travelling mechanism (2) and a jacking mechanism (3) are arranged at the bottom of the rack (1), and is characterized in that bearing seats (4) are arranged at the front end and the rear end of the top of the rack (1), a rotating roller (5) is rotatably connected between the two bearing seats (4), the axis of the rotating roller (5) is parallel to the advancing direction of the rack (1), the two ends of the rotating roller (5) extend out of the rack (1), telescopic arms (6) are connected at the two ends of the rotating roller (5), the telescopic arms (6) are perpendicular to the rotating roller (5), the outer cylinder of the telescopic arms (6) is fixedly connected with the rotating roller (5), the tail ends of the inner cylinders of the two telescopic arms (6) are jointly connected with a supporting plate (61), and quick-release type clamping seats (7) are fixedly arranged at the two ends of the supporting plate (61) deviating from the side surface of the telescopic arms (6), two it is connected with waterproof cloth winding up roller (8) to rotate between quick detach formula cassette (7), the winding has waterproof cloth (81) just on waterproof cloth winding up roller (8) the axis of waterproof cloth winding up roller (8) with the axis of changeing roller (5) is parallel, install the drive on rack (1) change roller (5) pivoted drive arrangement (9).

2. The trolley for tunnel construction as claimed in claim 1, wherein the driving device (9) comprises two driven gears (91) and two reduction motors (92), the two driven gears (91) are respectively fixedly sleeved at two ends of the rotating roller (5), the two reduction motors (92) are respectively installed at the front end and the rear end of the top of the trolley frame (1), a driving gear (93) is fixedly connected to an output shaft of the reduction motor (92), and the two driving gears (93) are respectively engaged with the two driven gears (91).

3. The trolley for tunnel construction as claimed in claim 1, wherein a plurality of pneumatic support rods (10) are installed on the support plate (61), the pneumatic support rods (10) are all perpendicular to the waterproof cloth roll (8) and the pneumatic support rods (10) are arranged along the axis of the waterproof cloth roll (8) at intervals, pressure pipes of the pneumatic support rods (10) are fixedly connected with the support plate (61), the tail ends of piston rods of the pneumatic support rods (10) are rotatably connected with pressure wheels (101), and the axis of the pressure wheels (101) is parallel to the axis of the waterproof cloth roll (8).

4. The trolley for tunnel construction according to claim 1, wherein side access panels (14) are vertically arranged on both left and right sides of the trolley (1), a top plate (15) is arranged on the top of the trolley (1), a ladder is arranged between the adjacent side access panels (14), and a ladder is arranged between the side access panel (14) on the top side and the top plate (15).

5. The trolley for tunnel construction as claimed in claim 1, wherein the traveling mechanism (2) is four pairs of traveling wheels uniformly distributed at four corners of the bottom of the trolley frame (1).

6. The trolley for tunnel construction as claimed in claim 1, wherein the jacking mechanisms (3) are four oil cylinders uniformly distributed at four corners of the bottom of the rack (1), and piston rods of the oil cylinders are vertically and upwardly arranged and fixedly connected with the rack (1).

7. The trolley for tunnel construction according to claim 1, wherein the quick-release type clamping seat (7) comprises a lower clamping seat (71) and an upper pressing block (72), the lower clamping seat (71) is in a cuboid shape, the lower clamping seat (71) is welded on the supporting plate (61), the upper pressing block (72) is fixedly connected to the side surface of the lower clamping seat (71) departing from the supporting plate (61) through a bolt, a first semi-annular groove is arranged on the side surface of the lower clamping seat (71) departing from the supporting plate (61), a second semi-annular groove is arranged on the side surface of the upper pressing block (72) facing the lower clamping seat (71), first semi-ring channel and second semi-ring channel cooperate and form an annular channel, the both ends of waterproof cloth winding up roller (8) are all nested bearing (82), two bearing (82) are inlayed respectively and are located in two annular channels.