CN215486166U

CN215486166U - Be used for shield structure machine components of a whole that can function independently to originate automatic extension pipeline support device

Info

Publication number: CN215486166U
Application number: CN202121729452.5U
Authority: CN
Inventors: 刘鹏举; 何勃; 崔巍; 赵霞; 盛浩; 夏建峰; 邵胜凯; 林丽平; 宋少勇; 赵伊柯; 刘晓
Original assignee: Zhejiang Zheshang Equipment Engineering Service Co ltd
Current assignee: Zhejiang Zheshang Equipment Engineering Service Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-01-11
Anticipated expiration: 2031-07-28

Abstract

The utility model relates to an automatic extension pipeline bracket device for split starting of a shield tunneling machine, which comprises a guide rail, a traction trolley and a pipeline bracket, wherein the traction trolley is arranged on the guide rail and can move along the guide rail; the guide rail adopts an I-shaped steel guide rail, and the traction trolley comprises a travelling wheel arranged on the guide rail and a hanging piece used for hanging the pipeline bracket. The pipeline support is provided with a pipeline through hole and a supporting part, the extension pipeline penetrates through the pipeline through hole and is supported by the supporting part, the pipeline support is suspended on the traction trolley to be away from the bottom surface and lifted to a required height, the traction trolley is arranged on the guide rail and can move along the guide rail, and the traction trolley moves along with the front of the shield body, so that the extension pipeline is lifted away from the bottom surface, the walking and the construction below are facilitated, and the safety is ensured.

Description

Be used for shield structure machine components of a whole that can function independently to originate automatic extension pipeline support device

Technical Field

The utility model relates to a pipeline extension protection device, in particular to an automatic extension pipeline support device for split starting of a shield tunneling machine.

Background

The shield machine is a tunnel boring machine using a shield method, shield construction belongs to one-time construction, and besides a boring shield body, a plurality of auxiliary devices are required to be matched, so that the whole length of the shield machine is very large, and a large space is required during starting.

The shield starting is divided into an integral starting and a split starting. The integral starting refers to a construction technology that a shield body and all trolleys are arranged under a starting well, and all trolleys are driven to move forward together when the shield starts to tunnel. The split starting refers to a construction technology that a shield body is connected with all or part of trolleys of a shield machine by adopting an extension pipeline, the shield body moves forwards separately from all or part of trolleys, and the shield body and the trolleys are installed and connected in a tunnel after the initial tunneling is finished so as to carry out normal tunneling. The whole starting condition of the shield is more and more difficult due to the limitation of factors such as narrow construction sites, construction conditions and the like in urban areas. The split starting is used as a shield starting mode and is widely applied to narrow construction sites in busy cities.

In the split starting of the shield, the shield body is separated from the back matching equipment, so the shield body is connected with the back matching equipment by adopting an extension pipeline. The lengthening of various pipelines and cables inevitably causes the problem of how to place the pipelines and the cables. The shield starts the interior environment to be bad, muddy, and storage battery car makes a round trip to transport the walking simultaneously, and construction operation personnel can step on various pipelines inevitably, consequently various pipelines can not directly be placed on the tunnel ground, must place in the place that neither hinders storage battery car walking and constructor construction, avoids again being soaked by muddy water and pollutes.

Disclosure of Invention

The utility model solves the defects of construction safety and walking safety caused by unreasonable placement and easy treading of an extension pipeline between the conventional shield body and a rear support, and provides the automatic extension pipeline support device for the split starting of the shield machine.

The specific technical scheme of the utility model is as follows: an automatic extension pipeline support device for split starting of a shield tunneling machine comprises a guide rail, a traction trolley and a pipeline support, wherein the traction trolley is arranged on the guide rail and can move along the guide rail, the pipeline support is suspended on the traction trolley and is provided with a pipeline perforation and a support part for supporting a pipeline; the guide rail adopts an I-shaped steel guide rail, and the traction trolley comprises a travelling wheel arranged on the guide rail and a hanging piece used for hanging the pipeline bracket.

The pipeline support is provided with a pipeline through hole and a supporting part, the extension pipeline penetrates through the pipeline through hole and is supported by the supporting part, the pipeline support is suspended on the traction trolley to be away from the bottom surface and lifted to a required height, the traction trolley is arranged on the guide rail and can move along the guide rail, and the traction trolley moves along with the front of the shield body, so that the extension pipeline is lifted away from the bottom surface, the walking and the construction below are facilitated, and the safety is ensured. The number of the pipeline brackets can be changed, and the storage length of the pipeline can be prolonged after the pipeline brackets are added.

Further preferably, the traction trolley comprises two parallel vehicle plates and a connecting rod connected between the vehicle plates, two wheel shafts are arranged on the two vehicle plates, the traveling wheels are connected to the end portions of the wheel shafts, two traveling wheels are arranged on each vehicle plate, and four traveling wheels are arranged oppositely. The walking wheels are placed on the lower transverse part of the guide rail to support the whole weight of the lifting, and the two vehicle plates are connected into a whole by the connecting rods.

Preferably, the vehicle plate is provided with limiting guide wheels which are contacted with two side edges of the lower transverse part of the guide rail, each vehicle plate is provided with two limiting guide wheels, and the rotating planes of the two limiting guide wheels are parallel to the plane of the lower transverse part of the guide rail; and a web guide wheel is also arranged on one of the vehicle plates and corresponds to the side surface of the web of the guide rail. The limiting guide wheel guides the movement of the traction trolley, so that the traction trolley is always matched with the guide rail.

Preferably, the plurality of traction trolleys comprise a driving traction trolley and at least one driven traction trolley, and the traction trolleys are connected through a traction chain; and a driving motor is arranged on the driving traction trolley and is connected with the travelling wheels and drives the travelling wheels to rotate. The driving traction trolley has the initiative and can move forwards or backwards through control in a wired or wireless mode, the driving traction trolley drives the driven traction trolley to move forwards through the traction chain, meanwhile, the distance between the traction trolleys is controlled through the traction chain, and the number of the driven traction trolleys is determined according to the storage length requirement of the extension pipeline.

Preferably, the two traveling wheels on one side of the active traction trolley are provided with external transmission teeth, the two external transmission teeth are in meshing transmission through a transition gear, and the transition gear is connected with an output shaft of the driving motor.

Preferably, the traction trolley is in transmission connection with the pipeline support through a chain block, the chain block is connected with the traction trolley, and the pipeline support is connected with the chain block. The height of the pipeline bracket is adjusted through the chain block, so that the ground clearance of the extension pipeline is adjusted.

Preferably, the pipeline support is of a frame-shaped structure, the top of the pipeline support is of a triangular structure formed by bending a circular pipe, the supporting parts are arranged at the lower part of the pipeline support in a layered mode, and a pipeline perforation is formed above the supporting parts. The top of the pipeline support is of a triangular structure, so that when the pipeline support is connected with a traction trolley or a chain block, the centering performance of the pipeline support is guaranteed.

Preferably, the pipeline support is welded into a frame shape through round pipes, the supporting parts are also round pipes, the number of the supporting parts is three, and the supporting parts are arranged in parallel from top to bottom and form three pipeline through holes.

Further preferably, the pipeline perforation is of an open structure, a movable buckle is arranged at the position of the pipeline perforation opening, the movable buckle adopts a movable chain, one end of the supporting part is connected in a hinged mode, and the other end of the supporting part is connected with the movable chain. The slipknot is convenient for the pipeline to be put into the pipeline perforation from the side, also is convenient for the pipeline maintenance.

Further preferably, the supporting part is sleeved with a rubber sleeve, and the pipeline support at the side of the pipeline perforation is sleeved with the rubber sleeve. The direct contact between the pipeline and the circular pipe is isolated through the rubber sleeve, so that the pipeline is protected.

The utility model has the beneficial effects that: the pipeline support is provided with a pipeline through hole and a supporting part, the extension pipeline penetrates through the pipeline through hole and is supported by the supporting part, the pipeline support is suspended on the traction trolley to be away from the bottom surface and lifted to a required height, the traction trolley is arranged on the guide rail and can move along the guide rail, and the traction trolley moves along with the front of the shield body, so that the extension pipeline is lifted away from the bottom surface, the walking and the construction below are facilitated, and the safety is ensured.

Drawings

FIG. 1 is a schematic illustration of an exploded structure of the present invention;

FIG. 2 is a schematic structural view of an active traction vehicle according to the present invention;

FIG. 3 is a side plan view of the active traction vehicle of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic structural view of a pipeline bracket according to the present invention;

in the figure: 1. the device comprises a guide rail, 2, a driving traction trolley, 3, a chain block, 4, a pipeline support, 5, a driven traction trolley, 6, a trolley board, 7, a hanging piece, 8, a connecting rod, 9, a limiting guide wheel, 10, a walking wheel, 11, transmission external teeth, 12, a driving motor, 13, a transition gear, 14, a web guide wheel, 15, a circular pipe, 16, a supporting component, 17, a pipeline perforation, 18 and a rubber sleeve.

Detailed Description

The utility model is further described by the following specific embodiments in conjunction with the accompanying drawings.

Example 1:

as shown in fig. 1, fig. 2, fig. 3 and fig. 4, an automatic extension pipeline bracket device for split starting of a shield tunneling machine comprises a guide rail 1 erected at the top of a passage, a traction trolley arranged on the guide rail and capable of moving along the guide rail, a chain block 3 suspended on the traction trolley, and a pipeline bracket 4 suspended on the chain block.

The guide rail adopts an I-shaped steel guide rail, and the web plates are vertically arranged. The traction trolley comprises two parallel vehicle plates 6 and a connecting rod 8 connected between the vehicle plates, the two vehicle plates are connected into a whole through the connecting rod, two wheel shafts are arranged on the two vehicle plates, walking wheels 10 are arranged at the end parts of the wheel shafts, two walking wheels are arranged on each vehicle plate, and four walking wheels are oppositely arranged at positions between the two vehicle plates. The front side edge and the rear side edge of the vehicle plate are provided with notches, the notches are provided with limiting guide wheels 9, the traveling wheels are placed on the lower transverse part of the guide rail, and the limiting guide wheels are in contact with two side edges of the lower transverse part of the guide rail. Two limit guide wheels are arranged on each vehicle plate, and the rotating planes of the two limit guide wheels are parallel to the plane of the lower transverse part of the guide rail. One of the vehicle plates is also provided with a web guide wheel 14, and the web guide wheel corresponds to the side surface of the web of the guide rail. A hanging piece 7 is also connected between the two vehicle plates, a ring sleeve is sleeved on the hanging piece, and a hook at the upper end of the chain block is hooked with the ring sleeve.

The traction trolleys are multiple and comprise a driving traction trolley 2 and at least one driven traction trolley 5, the driven traction trolley is one in the embodiment, the driving traction trolley and the driven traction trolley are connected through a traction chain (not shown in the figure), connecting holes are formed in a trolley plate of the driving traction trolley and a trolley plate of the driven traction trolley, and two ends of the traction chain are respectively connected to the connecting holes. The distance between adjacent trolleys is defined by the drag chain. The driving traction trolley is provided with a driving motor 12 which is connected with the travelling wheels and drives the travelling wheels to rotate. The driving traction trolley walks actively and drives the driven traction trolley to move through the traction chain. Two walking wheels on one side of the driving traction trolley are provided with external transmission teeth 11, the two external transmission teeth are in meshing transmission through a transition gear 13, and the transition gear is connected with an output shaft of a driving motor. The driving motor rotates to drive the transition gear to rotate, the transition gear drives the two transmission external teeth to rotate through the meshing relation, and the two corresponding walking wheels rotate in the same direction.

The chain block is arranged between the traction trolley and the pipeline bracket, and the hanging height of the pipeline bracket is adjusted in a manual mode.

The pipe support is welded by a circular pipe 15 to form a frame-shaped structure, and the pipe support is provided with a pipe through hole 17 and a supporting part 16 for supporting a pipe. The top of the pipeline support is of a triangular structure formed by bending a circular pipe, the supporting parts are arranged at the lower part in a layered mode, and a pipeline through hole is formed above the supporting parts. The supporting parts are also round tubes, and the number of the supporting parts is three, and the supporting parts are arranged in parallel up and down and form three pipeline through holes. The support member is externally sleeved with a rubber sleeve 18, and a round pipe at the side of the pipeline perforation is further sleeved with the rubber sleeve.

Example 2:

the utility model provides a be used for shield constructs quick-witted components of a whole that can function independently to originate automatic extension pipeline support device, differs with embodiment 1: the pipeline perforation is an open structure, the side of the pipeline support is provided with an opening, the opening is an inlet and an outlet of the pipeline perforation, a movable buckle is arranged at the position of the pipeline perforation opening, the movable buckle adopts a movable chain, one end of the supporting component is connected in a hinged mode, and the other end of the supporting component is connected with the movable chain. The movable chain can be disassembled and assembled, the pipeline perforation can be opened after the movable chain is disassembled, and the pipeline perforation can be closed after the movable chain is assembled.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, alterations and equivalents of the above embodiments according to the technical spirit of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. The automatic extending pipeline support device for the split starting of the shield tunneling machine is characterized by comprising a built guide rail (1), a traction trolley which is arranged on the guide rail and can move along the guide rail, and a pipeline support (4) which is suspended on the traction trolley, wherein the pipeline support is provided with a pipeline through hole (17) and a support part (16) for supporting a pipeline; the guide rail adopts an I-shaped steel guide rail, and the traction trolley comprises a travelling wheel (10) placed on the guide rail and a hanging piece (7) used for hanging the pipeline bracket.

2. The automatic extension pipeline bracket device for the split starting of the shield tunneling machine according to claim 1, wherein the traction trolley comprises two parallel vehicle plates (6) and a connecting rod (8) connected between the vehicle plates, two wheel shafts are arranged on the two vehicle plates, the traveling wheels are connected to the ends of the wheel shafts, two traveling wheels are arranged on each vehicle plate, and four traveling wheels are oppositely arranged.

3. The automatic extension pipeline bracket device for the split starting of the shield tunneling machine according to claim 2, wherein the turning plates are provided with limiting guide wheels (9) which are in contact with two side edges of the lower transverse part of the guide rail, each turning plate is provided with two limiting guide wheels, and the rotating planes of the two limiting guide wheels are parallel to the plane of the lower transverse part of the guide rail; one of the vehicle plates is also provided with a web guide wheel (14), and the web guide wheel corresponds to the side surface of the web of the guide rail.

4. The automatic extension pipeline bracket device for the split starting of the shield tunneling machine as claimed in claim 1, 2 or 3, wherein the plurality of tractors comprise a driving tractor (2) and at least one driven tractor (5), and the tractors are connected through a drag chain; the driving traction trolley is provided with a driving motor (12), and the driving motor is connected with the travelling wheels and drives the travelling wheels to rotate.

5. The automatic extension pipeline bracket device for the split starting of the shield tunneling machine according to claim 4, wherein two traveling wheels on one side of the active traction trolley are provided with external transmission teeth (11), the two external transmission teeth are in meshing transmission through a transition gear (13), and the transition gear is connected with an output shaft of a driving motor.

6. The automatic extension pipeline bracket device for split starting of the shield tunneling machine as claimed in claim 1, wherein the pulling trolley is connected with the pipeline bracket in a transmission manner through a chain block (3), the chain block is connected with the pulling trolley, and the pipeline bracket is connected with the chain block.

7. The automatic extension pipeline bracket device for the split starting of the shield tunneling machine according to claim 1, 2, 3 or 6, wherein the pipeline bracket is of a frame-shaped structure, the top of the pipeline bracket is of a triangular structure formed by bending a circular tube, the supporting parts are arranged at the lower positions in a layered manner, and pipeline perforations are formed above the supporting parts.

8. The automatic extension pipeline bracket device for the split starting of the shield tunneling machine according to claim 7, wherein the pipeline bracket is welded into a frame shape by circular pipes, the number of the supporting parts is three, and the supporting parts are arranged in parallel up and down and form three pipeline perforations.

9. The automatic extending pipeline bracket device for the split starting of the shield tunneling machine according to claim 7, wherein the pipeline perforation is an open structure, a movable buckle is arranged at the position of the opening of the pipeline perforation, the movable buckle adopts a movable chain, one end of the support part is connected in a hinged manner, and the other end of the support part is connected with the movable chain.

10. The automatic extension pipeline bracket device for the split starting of the shield tunneling machine as claimed in claim 1, 2, 3 or 6, wherein the support part is externally sleeved with a rubber sleeve (18), and the pipeline bracket at the side of the pipeline perforation is sleeved with the rubber sleeve.