CN218971220U

CN218971220U - Multifunctional assembled rack for tunnel

Info

Publication number: CN218971220U
Application number: CN202320002601.0U
Authority: CN
Inventors: 李阳; 王东利; 李春林; 张岩刚; 张海涛; 东鹏飞; 全萍; 宋天淼; 赵金涛; 苏日乐; 李博; 丁雪; 冯华民; 王万里
Original assignee: China Railway Ninth Bureau Group No3 Construction Co ltd
Current assignee: China Railway Ninth Bureau Group No3 Construction Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-05-05
Anticipated expiration: 2033-01-03

Abstract

The utility model provides a multifunctional assembled rack for tunnels, which comprises: the lifting platform is arranged on the movable expanding carrier; the support is erected on the lifting table, and a climbing frame is arranged on one side of the support; the work bench includes: the support table board is erected above the support step by step in a step mode, the walking path of the support table board is in an arc slope shape suitable for the outline of the tunnel, the walking path of the support table board extends towards the direction of the outline of the tunnel, and the guardrail surrounds the periphery of the support table board. The workbench disclosed by the utility model has a wide moving range, can be used for machining a tunnel, has a large working surface, and keeps the same distance with the tunnel no matter which step position is on the workbench, so that construction of different high-altitude operations can be performed on a plurality of positions of the tunnel through the workbench, various types of the workbench are prevented from being frequently erected and replaced according to different high-altitude operations, the working difficulty is reduced, and the cost investment is reduced.

Description

Multifunctional assembled rack for tunnel

Technical Field

The utility model belongs to the technical field of tunnel construction, and particularly relates to a multifunctional tunnel assembly type rack.

Background

In the tunnel construction process, pipeline, dryer hang and establish, primary support and two lining grouting, lining detect etc. high altitude construction need be supplementary with the construction rack, and the form of each required rack of operation is various, and the structure is different, and it is all kinds of racks to need frequent erection and change according to different high altitude construction, and work is loaded down with trivial details and inefficiency, and also higher to the input cost of all kinds of racks.

Accordingly, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.

Disclosure of Invention

The utility model aims to overcome the defects that the tunnel high-altitude operation process in the prior art is complicated, the working time is prolonged, the working efficiency is reduced, and the multifunctional tunnel assembly type rack is provided.

In order to achieve the above object, the present utility model provides the following technical solutions:

a tunnel multi-functional fabricated gantry comprising: the lifting platform is arranged on the movable expanding carrier; the support stands on the lifting table, and a climbing frame is arranged on one side of the support; the work bench includes: the support table board is erected above the support step by step in a step mode, the walking path of the support table board is in an arc slope shape adapting to the outline of a tunnel, the walking path of the support table board extends towards the direction of the outline of the tunnel, and the guardrail surrounds the periphery of the support table board.

In the tunnel multifunctional fabricated rack described above, preferably, a step having the same height as the lifting platform is disposed on the expanding carrier adjacent to the lifting platform, and the step and the climbing rack are located on the same side.

Preferably, the expanding carrier is a truck, and the lifting platform is placed on a carrying platform at the rear of the truck.

Preferably, the lifting platform is detachably fixed on the expanding carrier, and the lifting platform is a hydraulic lifting platform.

Preferably, the bracket comprises: the base consists of I-steel, and the net frame is vertically erected above the base.

Preferably, the mesh frame comprises: the cross beam is integrated with the vertical beam in a connecting way, so that the cross beam and the vertical beam are staggered to form a rectangular frame, and crossed diagonal bracing beams are arranged in the rectangular frame.

Preferably, the support table top comprises: the main beam is arranged at the top of the screen frame, is an arc body adapting to the outline of a tunnel, and two ends of the main beam are extended with horizontal extension beams;

the two main beams are correspondingly and transversely arranged at the top of the net frame;

the secondary beams are arranged in a plurality, every two secondary beams are respectively and horizontally arranged above the two main beams, one end of each secondary beam is fixed with the main beam, and the other end of each secondary beam is fixed with the adjacent vertical beam.

Preferably, the plurality of secondary beams are arranged step by step along the arc body of the main beam, and a bearing plate is lapped between every two corresponding secondary beams;

and bearing plates are also lapped between the extension beams on the two main beams.

Preferably, a reinforcing rib is connected between the bottom of the extension beam and the vertical beam.

Preferably, the guardrail comprises: the vertical rods are four, are respectively vertically arranged at four corners of the supporting table top, and are connected into a whole through the railing.

The beneficial effects are that: according to the utility model, the expanding carrier is arranged to enable the rack to be difficult to topple over, so that the stability of the bottom of the rack is greatly enhanced, the movable range of workers on the workbench can be correspondingly expanded under the condition that the stability of the bottom of the rack is ensured, and the construction can be carried out on different positions of a tunnel along the contour of the tunnel on one construction rack by expanding the movable range of the workers on the workbench, so that the tunnel operation area is increased, the carrier does not need to be moved frequently to change the position of the rack, and great convenience, time saving and labor saving are provided for the workers.

According to the utility model, the walking path of the supporting table top on the workbench is set to be in an arc slope shape suitable for the tunnel contour, so that the length of the workbench can be conveniently prolonged along the tunnel contour, the moving range of the workbench is enlarged, the same distance between the workbench and the tunnel from the beginning to the end can be ensured, the height of the workbench is only required to be adjusted once in the tunnel construction process, the lifting platform is not required to be frequently operated to adjust the height of the workbench, the work is simple, the time consumption is less, and the efficiency is high.

In summary, in the tunnel construction process, the working table disclosed by the utility model has a wide moving range, can be used for processing a tunnel, keeps the same distance with the tunnel no matter which step position on the working table, so that the working table can be used for constructing a plurality of positions of the tunnel in different heights, and therefore, the working table can be used for completing a plurality of kinds of high-height operations such as pipeline, wind barrel hanging, primary support, two-lining grouting, lining detection and the like, and can be used for directly moving a carrier to the next working surface to be constructed after the current construction is completed, and various racks can be prevented from being frequently erected and replaced according to different high-height operations, so that the working difficulty is reduced, the cost investment is reduced, the construction process is simpler, and a plurality of tunnel high-height operations or a plurality of tunnel high-height operations can be continuously carried out simultaneously, and the tunnel construction progress is greatly improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. Wherein:

FIG. 1 is an overall schematic of the present utility model;

fig. 2 is a bottom view of the present utility model.

In the figure: 1. a lifting table; 2. enlarging the carrier; 3. a climbing rack; 4. a landing; 5. a base; 6. a cross beam; 7. a vertical beam; 8. a diagonal bracing beam; 9. a main beam; 10. a secondary beam; 11. an extension beam; 12. a bearing plate; 13. reinforcing ribs; 14. a vertical rod; 15. railing.

Detailed Description

The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

In the description of the present utility model, the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", etc. refer to the orientation or positional relationship based on that shown in the drawings, merely for convenience of description of the present utility model and do not require that the present utility model must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "coupled" and "connected" as used herein are to be construed broadly and may be, for example, fixedly coupled or detachably coupled; either directly or indirectly through intermediate components, the specific meaning of the terms being understood by those of ordinary skill in the art as the case may be.

The utility model will be described in detail below with reference to the drawings in connection with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

Examples

A tunnel multi-function fabricated gantry, referring to fig. 1, comprising: the lifting platform comprises a lifting platform 1, a support and a workbench, wherein the support is erected on the lifting platform 1, the workbench is fixed on the support, a climbing frame 3 is arranged on one side of the support, the climbing frame 3 is higher than the support, and the part of the climbing frame 3 higher than the support is fixed with the workbench and is at the same height as the workbench; the lifting platform 1 is a hydraulic lifting platform 1, the lifting platform 1 is arranged on a movable expansion carrier 2, the movable expansion carrier 2 is a truck, the lifting platform 1 is fixed on a bearing platform behind the truck through bolts and used for carrying goods, a ladder platform 4 with the same height is arranged on the bearing platform and is close to the lifting platform 1, the ladder platform 4 and a climbing frame 3 are positioned on the same side, and the climbing frame 3 is positioned right above the ladder platform 4, so that a worker can conveniently climb the climbing frame 3 through the ladder platform 4; the both ends of elevating platform 1 are towards the left and right sides of truck, through regard the truck as the carrier, can strengthen the stability of rack bottom through the dead weight of truck on the one hand, make the rack be difficult for empting, can also realize removing simultaneously, reduce manual consumption, through the stability of reinforcing rack bottom, under the circumstances of guaranteeing rack bottom stability, can correspondingly enlarge the movable scope of workman on the workstation, through the range of motion of enlarging the workman on the workstation, can construct the different positions of tunnel along the tunnel profile on a construction rack, the tunnel operation area has been increased, thereby need not to go to frequent removal carrier again and change rack position, the very big facility is provided for the staff, labour saving and time saving, on the other hand because the plummer at truck rear itself possesses 1-2 m's height, consequently, the height of adjusting the rack of a wide margin is unnecessary in the tunnel construction process, can reduce the operating duration to elevating platform 1, the preparation work before the tunnel construction is accelerated.

The support includes: base 5 and screen frame, base 5 comprise the I-steel, and base 5 passes through the bolt fastening on elevating platform 1, and the screen frame stands vertically in base 5 top, and the screen frame includes: the cross beam 6 and the vertical beams 7 are welded with a plurality of vertical beams 7 along the edge of the top surface of the base 5, a plurality of longitudinally distributed cross beams 6 are welded around the plurality of vertical beams 7, the cross beams 6 and the vertical beams 7 are staggered to form a rectangular frame, crossed diagonal bracing beams 8 are welded in the rectangular frame, and the supporting of the net frame can be enhanced through the diagonal bracing beams 8, so that the net frame is integrally firmer, and potential safety hazards are avoided.

Referring to fig. 1 and 2, the holding table includes: the main beam 9 and the secondary beam 10, the main beam 9 is welded at the top of the screen frame, the main beam 9 is an arc body adapting to the outline of the tunnel, the two ends of the main beam 9 face the left side and the right side of the expansion carrier 2 respectively, the two ends of the main beam 9 are extended with horizontal extension beams 11, reinforcing ribs 13 are welded between the bottoms of the extension beams 11 and the vertical beams 7, and the extension beams 11 in a suspended state are stably supported through the reinforcing ribs 13, so that the bearing capacity of the extension beams 11 is enhanced; the two main beams 9 are correspondingly and horizontally arranged at the top of the net frame and keep the same level, a plurality of secondary beams 10 are arranged, each two secondary beams 10 are respectively and horizontally arranged on the two main beams 9, one end of each secondary beam 10 is welded and fixed with the main beam 9, the other end of each secondary beam 10 is welded and fixed with the adjacent vertical beam 7, the part of the end part of each main beam 9 protrudes out of the net frame, and the secondary beams 10 on the main beams 9 protruding out of the net frame can be welded with guardrails on a workbench; the plurality of secondary beams 10 are arranged step by step along the arc body of the main beam 9 in a step manner, and the supporting plates 12 are lapped between every two corresponding secondary beams 10, and similarly, the supporting plates 12 are lapped on the extension beams 11, and the supporting plates 12 are made of metal, so that the supporting plates 12 and the secondary beams 10 are welded together stably and firmly; the traveling path of the supporting table top on the workbench is set to be in an arc slope shape suitable for the outline of the tunnel, so that the length of the workbench can be conveniently prolonged along the outline of the tunnel, the moving range of the workbench is enlarged, the same distance between the workbench and the tunnel from the beginning to the end can be ensured, the height of the workbench is only required to be adjusted once in the tunnel construction process, the height of the workbench is not required to be adjusted by frequently operating the lifting platform, the work is simple, the time consumption is less, and the efficiency is high.

The guardrail includes: the vertical rods 14 and the rails 15 are arranged, the four vertical rods 14 are respectively arranged at four corners of the supporting table surface in a standing mode, the four corners respectively correspond to the extension beams 11 extending out of the end portions of the two main beams 9, the four vertical rods 14 are connected into a whole through the rails 15 to form an enclosure structure, the top of the climbing frame 3 is fixedly welded with the rails 15, and the rails 15 are fixedly welded with the vertical beams 7 to improve the stability of the rails 15.

In this embodiment, in the tunnel construction process, the working table is wide in range of motion, can be large to the working face of tunnel processing, and no matter what step position on the working table is, all keep the same distance with the tunnel, thereby can carry out the construction of different high altitude construction to a plurality of positions of tunnel through this rack, consequently this rack can accomplish pipeline, dryer is hung, preliminary bracing and two lining slip casting, lining detect etc. multiple high altitude construction, after current construction is accomplished the direct removal carrier to the next working face of waiting to be under construction can, and can avoid setting up and changing various racks frequently according to different high altitude construction through this rack, the work degree of difficulty has been reduced, reduce the cost input, make the work progress simpler, can carry out multiple tunnel high altitude construction or multiple tunnel high altitude construction simultaneously in succession, greatly promote the tunnel construction progress.

It is to be understood that the above description is exemplary only and that the embodiments of the present application are not limited thereto.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A multi-functional fabricated gantry for a tunnel, comprising:

a lifting platform arranged on the movable expanding carrier;

the support is erected on the lifting table, and a climbing frame is arranged on one side of the support;

a workstation, the workstation comprising: the support table board is erected above the support step by step in a step mode, the walking path of the support table board is in an arc slope shape adapting to the outline of a tunnel, the walking path of the support table board extends towards the direction of the outline of the tunnel, and the guardrail surrounds the periphery of the support table board.

2. The tunnel multifunctional assembled gantry of claim 1, wherein a landing of the same height as the elevating platform is disposed on the enlarged carrier proximate the elevating platform, the landing being on the same side as the climbing frame.

3. The tunnel multi-function fabricated pallet of claim 1, wherein the enlarged carrier is a truck and the lift platform is placed on a carrying platform at the rear of the truck.

4. The tunnel-multifunction fabricated stage of claim 1, wherein the lift table is removably secured to the expanding carrier and the lift table is a hydraulic lift table.

5. The tunnel multi-function fabricated rack of claim 1, wherein the rack comprises: the base consists of I-steel, and the net frame is vertically erected above the base.

6. The tunnel multi-function fabricated rack of claim 5, wherein the mesh frame comprises: the cross beam is integrated with the vertical beam in a connecting way, so that the cross beam and the vertical beam are staggered to form a rectangular frame, and crossed diagonal bracing beams are arranged in the rectangular frame.

7. The tunnel multi-function fabricated rack of claim 6, wherein the holding table comprises: the main beam is arranged at the top of the screen frame, is an arc body adapting to the outline of a tunnel, and two ends of the main beam are extended with horizontal extension beams;

8. The tunnel multifunctional assembled rack of claim 7, wherein a plurality of the secondary beams are arranged step by step along the arc body of the main beam, and a bearing plate is lapped between every two corresponding secondary beams;

9. The tunnel multi-function fabricated rack of claim 7, wherein a stiffener is connected between the bottom of the extension beam and the vertical beam.

10. The tunnel multi-function fabricated rack of claim 1, wherein the guardrail comprises: the vertical rods are four, are respectively vertically arranged at four corners of the supporting table top, and are connected into a whole through the railing.