CN211202013U

CN211202013U - Be adapted to section of jurisdiction conveyer that big gradient can be transported fast

Info

Publication number: CN211202013U
Application number: CN201922080422.5U
Authority: CN
Inventors: 冯志鹏; 任丽娜; 庞培彦; 刘豪
Original assignee: China Railway Engineering Equipment Group Co Ltd CREG; China Railway Hi Tech Industry Corp Ltd
Current assignee: China Railway Engineering Equipment Group Co Ltd CREG; China Railway Hi Tech Industry Corp Ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-08-07
Anticipated expiration: 2029-11-27

Abstract

The utility model discloses a but be adapted to section of jurisdiction conveyer of big gradient fast transfer has solved the problem that section of jurisdiction conveyer work efficiency is low among the prior art. The utility model comprises a frame connected with a trailer or a host, wherein the frame is provided with a power device and a rotary trolley for bearing the duct piece, and the power device drives the rotary trolley to move along the frame; rubber wheel components are symmetrically arranged at the lower part of the rack. The utility model discloses a rotation of its section of jurisdiction of transporting can be realized to the rotation of rotatory dolly, changes its direction of transporting to can be used to the transportation of section of jurisdiction under the heavy grade tunnel, guarantee that section of jurisdiction gliding can not appear in the heavy grade tunnel work progress, improve the construction security.

Description

Be adapted to section of jurisdiction conveyer that big gradient can be transported fast

Technical Field

The utility model relates to a tunnel construction technical field especially indicates a section of jurisdiction conveyer that is adapted to big gradient and can transports fast.

Background

When the tunnel is constructed, after the tunnel is excavated by adopting the development machine, the duct pieces need to be laid at the same time. And the risk of tunnel construction can be reduced to efficient section of jurisdiction is laid and tunnel excavation. When the duct piece is laid, the duct piece transportation system is firstly needed to transport the duct piece to the splicing area of the heading machine, so that the transportation efficiency of the duct piece is improved, the duct piece laying time can be shortened, and the risk of tunnel construction is reduced.

In the prior art, for example, in a segment conveying trolley with the patent number of CN104775834B, which is adapted to the functions of conveying a whole-ring segment and performing small curve tunneling, the segment conveying device can complete the conveying of the whole-ring segment by means of the stepping of a sliding cylinder and a lifting cylinder. Although its advantage can satisfy the transport of whole ring section of jurisdiction, because the section of jurisdiction is step-by-step advancing, and because the motion efficiency problem of hydro-cylinder, lead to the whole conveying efficiency of section of jurisdiction to be lower, can not satisfy the demand of quick construction. In addition, the device is in order to guarantee that the section of jurisdiction can horizontal antedisplacement, and the device upper surface should the parallel and level, consequently, in the heavy grade tunnel, the section of jurisdiction can lead to the gliding because of the gravity problem, appears the construction accident. In addition, when the heading machine needs to perform split starting, the device is long and cannot meet the requirements of starting and descending the well.

SUMMERY OF THE UTILITY MODEL

Not enough to above-mentioned background art, the utility model provides a but be adapted to section of jurisdiction conveyer of big gradient fast transfer has solved the problem that section of jurisdiction easily glides under the low, the big gradient tunnel of section of jurisdiction conveyer work efficiency among the prior art.

The technical scheme of the utility model is realized like this: a duct piece conveying device suitable for large-gradient rapid transfer comprises a rack connected with a trailer or a host, wherein a power device and a rotary trolley for bearing duct pieces are arranged on the rack, and the power device drives the rotary trolley to move along the rack; rubber wheel components are symmetrically arranged at the lower part of the rack.

The front bumper is arranged on a cross beam at the front part of the rack, the rear bumper is arranged on a cross beam at the rear part of the rack, the front bumper and the rear bumper correspond to the front part and the rear part of the rotary trolley respectively, a front receiver is arranged on a side plate at the front part of the rack, a rear receiver is arranged on a side plate at the rear part of the rack, a guide rail is arranged on the rack, and the rotary trolley moves along the guide rail.

The rotary trolley comprises a main body frame, a rotary oil cylinder is arranged on the main body frame, one end of the rotary oil cylinder is fixedly connected with the main body frame, a rotary disc is arranged at the other end of the rotary oil cylinder, the rotary disc is rotatably connected with the main body frame through a rotary bearing, and a tray for bearing the duct piece is arranged on the rotary disc; the two sides of the main body frame are symmetrically provided with walking steel wheels, and the walking steel wheels correspond to the guide rails and move along the guide rails under the action of the power device.

A nylon plate is arranged at the contact position of the tray and the duct piece, and a sealing plate is arranged at the outer side end of the walking steel wheel; the front portion of the main body frame is provided with a front end stop block, the front end stop block corresponds to the front anti-collision block, the rear portion of the main body frame is provided with a front end stop block, the rear end stop block corresponds to the rear anti-collision block, a first limiting block is arranged on the side wall of the front portion of the main body frame and corresponds to the front receiver, a second limiting block is arranged on the side wall of the rear portion of the main body frame and corresponds to the rear receiver.

The power device comprises a driving group, a driving shaft and a third rotating shaft which are fixed on the rack, the output end of the driving group is provided with a driving wheel, the driving shaft is provided with a driven wheel and a driving chain wheel, the driven wheel is connected with the driving wheel through a driving belt, the third rotating shaft is provided with a driven chain wheel, the driven chain wheel is connected with the driving chain wheel through a driving chain, and the rotating trolley is connected with the driving chain through a tensioning mechanism.

The tensioning mechanism comprises a fixing block, a screw rod and a screwing nut, the fixing block is fixed on two sides of a main body frame of the rotary trolley, one end of the screw rod is connected with the driving chain, and the other end of the screw rod penetrates through the fixing block and is locked through the screwing nut.

A guide groove is fixedly formed in the rack, and the driving chain is located in the guide groove and matched with the guide groove.

The rubber wheel assembly comprises a first wheel shaft connected with the rack, a wheel core is arranged on the first wheel shaft, and wheel turns are arranged on the outer surface of the wheel core.

The front end and the rear end of the frame are provided with dragging ear seats used for being connected with a trailer or a host.

The utility model discloses the rotation of its section of jurisdiction of transporting can be realized to the rotation of the rotatory dolly of bronze drum, changes its direction of transporting to be applicable to the tunnel of different slopes, guarantee that the section of jurisdiction gliding can not appear in the tunnel work progress of heavy grade, improve the construction security. The front end receiver is matched with the first limiting block, and the rear end receiver is matched with the second limiting block, so that the position of the rotary trolley at the front end and the rear end of the rack can be limited, and the movement position of the rotary trolley can be conveniently controlled. The front end stop block and the front end anti-collision block are matched for use, and the rear end stop block and the rear end anti-collision block are matched for use, so that impact can be buffered, the conveying device is prevented from being damaged due to limiting failure, and transportation safety is provided. The utility model has the advantages of ingenious design, compact structure, wide application range and the length of the frame and the transportation stroke of the rotary transportation trolley can be increased and decreased according to the needs; especially when the heavy grade tunnel section of jurisdiction is transported, factor of safety is high, has improved section of jurisdiction conveying efficiency greatly, has higher spreading value.

Drawings

In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive work.

Fig. 1 is an overall schematic view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a cross-sectional view of C-C of fig. 2 according to the present invention.

Fig. 4 is a cross-sectional view taken along line D-D of fig. 2 according to the present invention.

Fig. 5 is a cross-sectional view E-E of fig. 2 according to the present invention.

Fig. 6 is an enlarged view of a portion of fig. 2 according to the present invention.

Fig. 7 is an enlarged view of fig. 2 from ii direction.

Fig. 8 is a partial enlarged view of the tensioning mechanism of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.

As shown in fig. 1 and 2, embodiment 1, a section of jurisdiction conveyer that is suitable for big gradient and can transport fast includes frame 4 connected with trailer or host computer, and both ends are equipped with the lug seat 6 that drags that is used for being connected with trailer or host computer around frame 4 promptly, and the lug seat of dragging is connected with trailer or host computer through the axle is articulated, drives the frame motion. Be equipped with power device 3 and the rotatory dolly 2 that is used for bearing section of jurisdiction 1 on the frame 4, the rotation can be carried out to the rotatory dolly, and then realizes the rotation of section of jurisdiction, changes its direction of transportation to be applicable to the tunnel of different slopes, guarantee that section of jurisdiction gliding can not appear in the heavy grade tunnel work progress, improve the construction security. When the split shield launching device is used for split shield launching, the length of the frame can be adjusted according to actual needs, and the split shield launching device meets the needs of different split launching lengths. The power device 3 drives the rotating trolley 2 to move along the rack 4, and the power device provides power for the rotating trolley to move along the rack, so that the continuous movement of the duct piece is realized; the lower part symmetry of frame 4 is equipped with rubber tyer subassembly 5, and the rubber tyer subassembly is the walking wheel of frame, and under the effect of trailer or host computer, the frame passes through the rubber tyer subassembly and moves along the tunnel.

Preferably, as shown in fig. 6 and 7, a front crash block 402 is provided on a cross beam at the front of the frame 4, and a rear crash block 403 is provided on a cross beam at the rear of the frame 4, the front crash block 402 and the rear crash block 403 corresponding to the front and rear of the dolly 2, respectively, for buffering the crash, thereby preventing the transportation apparatus from being damaged due to the failure of the limit. A front receiver 7 is arranged on a side plate at the front part of the frame 4, a rear receiver 8 is arranged on a side plate at the rear part of the frame 4, and the front receiver 7 and the rear receiver 8 are both connected with a background controller and used for positioning and limiting the limit positions of the rotary trolley at the front end and the rear end of the frame. The rack 4 is provided with guide rails 401 which are symmetrically arranged in the middle of the rack and are parallel to the rack, and the rotary trolley 2 moves along the guide rails 401 to realize axial movement along the tunnel.

As shown in fig. 3 and 4, in embodiment 2, a segment transportation device adapted to a large slope and capable of being transported rapidly includes a main body frame 205, a rotary cylinder 203 is disposed on the main body frame 205, and the rotary cylinder is located in the middle of the main body frame. One end of the rotary oil cylinder 203 is fixedly connected with the main body frame 205, the other end of the rotary oil cylinder is provided with a rotary disc 202, the rotary disc is fixedly connected with the telescopic end of the rotary oil cylinder, and the rotary disc rotates under the action of the rotary oil cylinder. The turntable 202 is rotatably connected with the main body frame 205 through a rotary bearing 204, a tray 201 for bearing the duct piece 1 is arranged on the turntable 202, the tray is fixedly connected with the turntable and synchronously rotates along with the turntable, and then the rotation of the duct piece is realized. The two sides of the main body frame 205 are symmetrically provided with walking steel wheels 207, and the walking steel wheels 207 correspond to the guide rail 401 and move along the guide rail 401 under the action of the power device 3. Namely, the two sides of the main body frame are fixedly provided with a second wheel shaft 206, the walking steel wheel 207 is rotatably connected on the second wheel shaft through a bearing 208, and the main body frame is driven to move back and forth along the guide rail under the action of a power device so as to transport the duct piece.

Preferably, as shown in fig. 6, a nylon plate 209 is disposed on the tray 201 at the contact position with the segment 1, and is used for protecting and stabilizing the segment. The outer side end of the traveling steel wheel 207 is provided with a sealing plate 210 which seals the second wheel shaft to prevent sundries from entering the bearing 208; and simultaneously, the lubricating oil is convenient to add. The front part of the main body frame 205 is provided with a front end stop block 213, the front end stop block 213 corresponds to the front anti-collision block 402, the rear part of the main body frame 205 is provided with a rear end stop block 214, the rear end stop block 214 corresponds to the rear anti-collision block 403, the duct piece is placed between the front end stop block and the rear end stop block during carrying, and the stop blocks are matched with the anti-collision blocks, so that collision can be effectively buffered, and the rotary trolley and the duct piece are protected. The side wall of the front part of the main body frame 205 is provided with a first limit block 211, the first limit block 211 corresponds to the front receiver 7, the side wall of the rear part of the main body frame 205 is provided with a second limit block 212, and the second limit block 212 corresponds to the rear receiver 8. The front receiver 7 and the rear receiver 8 can adopt position sensors, when the rotary trolley moves forwards to the front receiver, the front receiver transmits signals to the background controller, and the background controller controls the power device to stop working and limit the front end limit position of the movement of the rotary trolley. When the rotary trolley moves backwards to the rear receiver, the rear receiver transmits a signal to the background controller, and the background controller controls the power device to stop working and limit the rear end limit position of the movement of the rotary trolley.

The other structure is the same as embodiment 1.

As shown in fig. 5, in embodiment 3, a duct piece transportation device adapted to a large slope and capable of being transported quickly, the power device 3 includes a driving group 304 fixed on the rack 4, a driving shaft 307 and a third rotating shaft 311, the driving group 304 may be a motor group, the motor group and the driving shaft 307 are arranged at the rear end of the rack, and the third rotating shaft 311 is arranged at the front end of the rack. The output end of the driving group 304 is provided with a driving wheel 305, the driving shaft 307 is connected with a driven wheel 306 and a driving chain wheel 308 through keys, the driven wheel 306 is connected with the driving wheel 305 through a transmission belt 310, and the driving group drives the driving shaft to rotate through the driving wheel, the driven wheel and the transmission belt. The third rotating shaft 311 is connected with a driven sprocket 309 through a key, the driven sprocket 309 is connected with the driving sprocket 308 through a driving chain 301, and the driving shaft rotates to enable the driving sprocket to drive the driven wheel to rotate through the driving chain. The rotating trolley 2 is connected with a driving chain 301 through a tensioning mechanism 302, namely, a driving group drives the rotating trolley to move back and forth along the rack through the driving chain.

Preferably, as shown in fig. 8, the tensioning mechanism includes fixed blocks 3021, screw rods 3022 and tightening nuts 3023, the fixed blocks 3021 are fixed on both sides of the main body frame 205 of the rotating cart 2, one end of the screw rod 3022 is hinged with the driving chain 301, and the other end passes through the fixed blocks 3021 and is locked by tightening the nuts 3023. The front and back tensioning of the chain can be realized through the adjusting screw, and the chain can drive the rotary trolley to move. A guide groove 303 is fixedly arranged on the rack 4, the driving chain 301 is positioned in the guide groove 303 and matched with the guide groove 303, and the chain can roll in the guide groove to limit and protect the chain.

Preferably, as shown in fig. 3, the rubber wheel assembly 5 includes a first wheel shaft 503 connected to the frame 4, a wheel core 502 is disposed on the first wheel shaft 503, and a wheel turn 501 is fixedly disposed on an outer surface of the wheel core 502. The rubber wheel assemblies are four and symmetrically arranged on two sides of the rack, so that the rack can stably move, and the rubber wheel assemblies can be quickly replaced after wheel turns are worn.

The other structure is the same as embodiment 2.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a be adapted to section of jurisdiction conveyer that big gradient can be transported fast, includes frame (4) of being connected with trailer or host computer, its characterized in that: the power device (3) and the rotary trolley (2) used for bearing the duct piece (1) are arranged on the rack (4), and the power device (3) drives the rotary trolley (2) to move along the rack (4); rubber wheel assemblies (5) are symmetrically arranged at the lower part of the rack (4).

2. The duct piece transportation device suitable for large-gradient rapid transfer according to claim 1, wherein: the anti-collision trolley is characterized in that a front anti-collision block (402) is arranged on a cross beam at the front part of the rack (4), a rear anti-collision block (403) is arranged on a cross beam at the rear part of the rack (4), the front anti-collision block (402) and the rear anti-collision block (403) correspond to the front part and the rear part of the rotary trolley (2) respectively, a front receiver (7) is arranged on a side plate at the front part of the rack (4), a rear receiver (8) is arranged on a side plate at the rear part of the rack (4), a guide rail (401) is arranged on the rack (4), and.

3. The duct piece transportation device suitable for large-gradient rapid transfer according to claim 2, wherein: the rotating trolley (2) comprises a main body frame (205), a rotating oil cylinder (203) is arranged on the main body frame (205), one end of the rotating oil cylinder (203) is fixedly connected with the main body frame (205), the other end of the rotating oil cylinder is provided with a rotating disc (202), the rotating disc (202) is rotatably connected with the main body frame (205) through a rotating bearing (204), and a tray (201) used for bearing the duct piece (1) is arranged on the rotating disc (202); the two sides of the main body frame (205) are symmetrically provided with walking steel wheels (207), and the walking steel wheels (207) correspond to the guide rail (401) and move along the guide rail (401) under the action of the power device (3).

4. The segment transport device adapted for large-slope rapid transshipment according to claim 3, wherein: a nylon plate (209) is arranged at the contact position of the tray (201) and the segment (1), and a sealing plate (210) is arranged at the outer side end of the walking steel wheel (207); the front portion of the main body frame (205) is provided with a front end stop block (213), the front end stop block (213) corresponds to a front anti-collision block (402), the rear portion of the main body frame (205) is provided with a rear end stop block (214), the rear end stop block (214) corresponds to a rear anti-collision block (403), a first limit block (211) is arranged on the side wall of the front portion of the main body frame (205), the first limit block (211) corresponds to a front receiver (7), a second limit block (212) is arranged on the side wall of the rear portion of the main body frame (205), and the second limit block (212) corresponds to a rear receiver (8).

5. A segment transport device adapted for large-slope rapid transshipment according to any of claims 1-4, wherein: the power device (3) comprises a driving group (304), a driving shaft (307) and a third rotating shaft (311) which are fixed on the rack (4), the output end of the driving group (304) is provided with a driving wheel (305), the driving shaft (307) is provided with a driven wheel (306) and a driving chain wheel (308), the driven wheel (306) is connected with the driving wheel (305) through a driving belt (310), the third rotating shaft (311) is provided with a driven chain wheel (309), the driven chain wheel (309) is connected with the driving chain wheel (308) through a driving chain (301), and the rotating trolley (2) is connected with the driving chain (301) through a tensioning mechanism (302).

6. The duct piece transportation device suitable for large-gradient rapid transfer according to claim 5, wherein: the tensioning mechanism comprises a fixed block (3021), a screw rod (3022) and a screwing nut (3023), the fixed block (3021) is fixed on two sides of a main body frame (205) of the rotary trolley (2), one end of the screw rod (3022) is connected with the driving chain (301), and the other end of the screw rod (3022) penetrates through the fixed block (3021) and is locked through the screwing nut (3023).

7. The duct piece transportation device suitable for large-gradient rapid transfer according to claim 6, wherein: a guide groove (303) is fixedly arranged on the rack (4), and the driving chain (301) is positioned in the guide groove (303) and matched with the guide groove (303).

8. A segment transport device adapted for large grade rapid transit according to claim 1 or 6 or 7 wherein: the rubber wheel assembly (5) comprises a first wheel shaft (503) connected with the rack (4), a wheel core (502) is arranged on the first wheel shaft (503), and wheel turns (501) are arranged on the outer surface of the wheel core (502).

9. The duct piece transportation device suitable for large-gradient rapid transfer according to claim 8, wherein: and the front end and the rear end of the frame (4) are provided with dragging lug seats (6) used for being connected with a trailer or a host.