CN220539179U

CN220539179U - Truss maintenance platform

Info

Publication number: CN220539179U
Application number: CN202322072808.8U
Authority: CN
Inventors: 沈伟; 张亚海; 田邦均; 段卫旭; 南飞; 蓝金泉; 李永真; 陈榆林; 李建龙; 于非凡; 梁招; 刘奉鸣
Original assignee: Road and Bridge International Co Ltd; Road and Bridge East China Engineering Co Ltd
Current assignee: Road and Bridge International Co Ltd; Road and Bridge East China Engineering Co Ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-02-27
Anticipated expiration: 2033-08-03

Abstract

The utility model belongs to the technical field of steel structure construction, and discloses a truss maintenance platform. The truss maintenance platform comprises a truss body, a sliding mechanism and an operation platform. Wherein, the truss body is provided with a guide rail which extends along a first direction; the sliding mechanism comprises a connecting frame and a pulley assembly, the connecting frame is in sliding connection with the guide rail, the pulley assembly is arranged at the connecting position of the connecting frame and the guide rail, the pulley assembly comprises a pulley, and the pulley is rotationally connected with the connecting frame and can be in rolling contact with the guide rail; the operation platform is arranged on the connecting frame and is configured to bear maintenance personnel. The truss maintenance platform can provide an overhead working space for maintenance staff, has a large maintenance range, does not need the maintenance staff to walk on the truss, improves maintenance efficiency, and ensures maintenance safety.

Description

Truss maintenance platform

Technical Field

The utility model relates to the technical field of steel structure construction, in particular to a truss maintenance platform.

Background

The truss is widely applied to various steel structure shed frame projects as a supporting beam structure, and the truss is easy to break down after being used for a period of time, so that the truss needs to be regularly overhauled to ensure the stability of the truss structure. When overhauling, in order to guarantee the security of maintainer, need provide the high altitude maintenance platform for maintainer.

As disclosed in patent CN216587576U, a truss maintenance platform comprises a truss body, wherein a travelling mechanism is arranged on the truss body, a ladder stand is arranged on one side of the truss, and a workbench for maintaining the travelling structure is arranged at the upper end of the ladder stand; the workbench comprises a support frame, a platform plate and guardrails, wherein the platform plate is arranged on the support frame, and the guardrails are arranged at the edges of the platform plate. This truss overhauls platform is nevertheless can be convenient for overhaul the truss, but because workstation and truss body welded fastening, the maintenance scope of workstation is less, to the maintenance position that the workstation can't reach, needs maintainer to walk to the maintenance position through running gear, and maintenance inefficiency, and increases the risk that maintainer falls.

Accordingly, there is a need for a truss inspection platform that addresses the above-described issues.

Disclosure of Invention

The utility model aims to provide a truss maintenance platform which can provide an overhead working space for maintenance staff, has a large maintenance range, does not need the maintenance staff to walk on a truss, improves maintenance efficiency and ensures maintenance safety.

To achieve the purpose, the utility model adopts the following technical scheme:

there is provided a truss inspection platform comprising:

the truss comprises a truss body, wherein a guide rail is arranged on the truss body, and the guide rail extends along a first direction;

the sliding mechanism comprises a connecting frame and a pulley assembly, the connecting frame is in sliding connection with the guide rail, the pulley assembly is arranged at the connecting position of the connecting frame and the guide rail, and the pulley assembly comprises a pulley which is rotationally connected with the connecting frame and can be in rolling contact with the guide rail;

the operation platform is arranged on the connecting frame and is configured to bear maintenance personnel.

Preferably, the pulley assembly further comprises a first connecting plate, a second connecting plate and a connecting shaft, the first connecting plate and the second connecting plate are oppositely arranged on the connecting frame, two ends of the connecting shaft are respectively connected with the first connecting plate and the second connecting plate, and the pulley is rotatably sleeved on the connecting shaft.

Preferably, the connecting frame is provided with an opening, the pulley block is arranged at the opening, part of the guide rail is clamped into the connecting frame through the opening, and the connecting frame is in sliding connection with the guide rail through the opening and the pulley block.

Preferably, the guide rail includes a first plate and a second plate connected to each other, the first plate is disposed through the opening, the second plate is disposed at one end of the first plate, which is close to the working platform, and the second plate can limit the first plate in the connecting frame.

Preferably, the pulley assemblies are provided in plurality, and the pulley assemblies are provided on one surface of the connecting frame facing the first plate and one surface of the connecting frame facing the second plate.

Preferably, the truss maintenance platform further comprises a driving piece, the driving piece is arranged on the connecting frame, and the output end of the driving piece is connected with any pulley of the pulley assembly and used for driving the pulley to rotate.

Preferably, the two ends of the guide rail are provided with limiting pieces, and the limiting pieces are used for limiting the sliding mechanism on the guide rail.

Preferably, a ladder stand is arranged on the truss body, and the work platform can be accessed through the ladder stand.

Preferably, the working platform comprises a supporting frame and a bottom plate, wherein the supporting frame is connected with the connecting frame, and the bottom plate is arranged on the supporting frame.

Preferably, a guard rail is arranged on the support frame along the circumferential direction of the bottom plate.

The beneficial effects are that:

when the truss maintenance platform is particularly used, maintenance staff can go to the operation platform to carry out maintenance operation, and slide along the guide rail by driving the sliding mechanism, so that the sliding mechanism drives the operation platform to slide, the operation range of the maintenance staff can be changed, and the adjustment is very convenient. The sliding connection with the guide rail is realized through the sliding mechanism, and as the pulley is rotationally connected with the connecting frame, when the sliding mechanism is driven to slide along the guide rail, the pulley can be in rolling contact with the guide rail, so that the sliding friction between the connecting frame and the guide rail is converted into rolling friction, the friction force between the connecting frame and the guide rail is reduced, the stable sliding of the sliding mechanism is ensured, and the sliding mechanism drives the operation platform to stably slide. The guide rail can provide guiding effect for the slip of operation platform for operation platform can follow the stable slip of first direction, and the guide rail can also restrict operation platform's sliding travel, avoids operation platform to break away from the guide rail, has guaranteed truss maintenance platform overall structure's stability. The operation platform can bear the maintainer steadily to provide operation platform for the maintenance operation of maintainer, be convenient for the operating personnel to carry out maintenance operation, can also reduce the risk that the maintainer falls simultaneously, effectively guarantee the safety of maintainer. The operation range of the overhauling staff can be changed by driving the sliding mechanism to slide, so that all positions needing to be overhauled can be reached, the overhauling staff is not required to walk on the truss body, and the safety of the overhauling staff is further guaranteed.

Drawings

FIG. 1 is a schematic perspective view of a truss inspection platform provided by the utility model;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is a schematic perspective view of a sliding mechanism of a truss inspection platform and a work platform provided by the utility model;

fig. 4 is an enlarged view at B in fig. 3.

In the figure:

1. a truss body; 11. a guide rail; 111. a first plate; 112. a second plate; 12. a ladder stand;

2. a sliding mechanism; 21. a connecting frame; 211. an opening; 22. a pulley assembly; 221. a pulley; 222. a first connection plate; 223. a second connecting plate; 224. a connecting shaft;

3. an operation platform; 31. a support frame; 32. a bottom plate.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The embodiment provides a truss maintenance platform, can provide the overhead working space for maintainer, and the maintenance scope is big, need not the maintainer and walks on the truss, improves maintenance efficiency, guarantees the security of maintenance. Referring to fig. 1 to 4, the truss maintenance platform includes a truss body 1, a sliding mechanism 2, and a work platform 3.

Referring to fig. 1, 2 and 4, the truss body 1 is provided with a guide rail 11, and the guide rail 11 extends along a first direction. The sliding mechanism 2 comprises a connecting frame 21 and a pulley assembly 22, the connecting frame 21 is in sliding connection with the guide rail 11, the pulley assembly 22 is arranged at the connecting position of the connecting frame 21 and the guide rail 11, the pulley assembly 22 comprises a pulley 221, and the pulley 221 is rotationally connected with the connecting frame 21 and can be in rolling contact with the guide rail 11. The work platform 3 is arranged on the connecting frame 21, and the work platform 3 is configured to bear maintenance personnel.

When the truss maintenance platform provided by the embodiment is specifically used, maintenance staff goes to the operation platform 3 to carry out maintenance operation, and slides along the guide rail 11 by driving the sliding mechanism 2, so that the sliding mechanism 2 drives the operation platform 3 to slide, and the operation range of the maintenance staff can be changed, and the adjustment is very convenient. The operation platform 3 is in sliding connection with the guide rail 11 through the sliding mechanism 2, because the pulley 221 is in rotational connection with the connecting frame 21, when the sliding mechanism 2 is driven to slide along the guide rail 11, the pulley 221 can be in rolling contact with the guide rail 11, so that sliding friction between the connecting frame 21 and the guide rail 11 is converted into rolling friction, friction force between the connecting frame 21 and the guide rail 11 is reduced, stable sliding of the sliding mechanism 2 is ensured, and the sliding mechanism 2 drives the operation platform 3 to stably slide. The guide rail 11 can provide guiding effect for the slip of operation platform 3 for operation platform 3 can be followed the stable slip of first direction (in this embodiment, first direction is the length direction of truss body 1), and the guide rail 11 can also restrict operation platform 3's slip stroke, avoids operation platform 3 to break away from guide rail 11, has guaranteed truss maintenance platform overall structure's stability. The operation platform 3 can bear the maintainer steadily to provide operation platform for the maintenance operation of maintainer, be convenient for the operating personnel to carry out maintenance operation, can also reduce the risk that the maintainer falls simultaneously, effectively guarantee the safety of maintainer. The operation range of the overhauling staff can be changed by driving the sliding mechanism 2 to slide, so that all positions needing overhauling can be reached, the overhauling staff does not need to walk on the truss body 1, and the safety of the overhauling staff is further guaranteed.

Further, the pulley assembly 22 further includes a first connecting plate 222, a second connecting plate 223 and a connecting shaft 224, the first connecting plate 222 and the second connecting plate 223 are relatively disposed on the connecting frame 21, two ends of the connecting shaft 224 are respectively connected with the first connecting plate 222 and the second connecting plate 223, and the pulley 221 is rotatably sleeved on the connecting shaft 224. By the arrangement, the pulley 221 is rotationally connected with the connecting frame 21, and the stability of the connection of the pulley assembly 22 and the connecting frame 21 is ensured.

Alternatively, referring to fig. 2 and 3, the work platform 3 includes a support frame 31 and a base plate 32, the support frame 31 is connected to the connection frame 21, and the base plate 32 is disposed on the support frame 31. So set up for work platform 3 can bear the maintainer steadily, guarantees the security of maintainer. In the present embodiment, the supporting frame 31 is welded by a channel steel, and the bottom plate 32 is made of a steel plate and welded to the supporting frame 31.

Optionally, the connecting frame 21 is provided with an opening 211, the pulley assembly 22 is disposed at the opening 211, a part of the guide rail 11 is clamped into the connecting frame 21 through the opening 211, and the connecting frame 21 is slidably connected with the guide rail 11 through the opening 211 and the pulley assembly 22. The provision of the opening 211 facilitates the sliding connection of the guide rail 11 and the connection frame 21, and ensures the stability of the connection of the guide rail 11 and the connection frame 21.

Further, referring to fig. 1, the guide rail 11 includes a first plate 111 and a second plate 112 connected to each other, the first plate 111 is disposed through the opening 211, the second plate 112 is disposed at an end of the first plate 111 near the working platform 3, and the second plate 112 can limit the first plate 111 in the connecting frame 21. The second plate 112 can limit the first plate 111 in the opening 211, so that the limiting stability of the connecting frame 21 and the guide rail 11 is ensured, the sliding mechanism 2 is prevented from being separated from the guide rail 11 in the sliding process, and the stability of the integral structure of the truss maintenance platform is ensured. In this embodiment, the first plate 111 and the second plate 112 are vertically arranged, so that the arrangement is stable in structure and reliable in connection. Further, the guide rail 11 is made of channel steel and welded on the truss body 1, the guide rail 11 is high in strength, convenient to obtain materials, low in price, material-saving in a welding mode and high in construction efficiency.

Further, referring to fig. 4, a plurality of pulley assemblies 22 are provided, and a side of the connection frame 21 facing the first plate 111 and a side of the connection frame 21 facing the second plate 112 are provided with the pulley assemblies 22. So set up for the hookup location department of link 21 and guide rail 11 all passes through pulley assembly 22 sliding connection, thereby effectively less link 21 and the frictional force between the guide rail 11, guarantees the stability of being connected between link 21 and the guide rail 11. In the present embodiment, four sets of pulley assemblies 22 are respectively disposed at four corners of the opening 211, and each set of pulley assemblies 22 includes 3 pulley assemblies 22, wherein one pulley assembly 22 is disposed on a side of the connecting frame 21 facing the first plate 111, and two pulley assemblies 22 are disposed on a side of the connecting frame 21 facing the second plate 112.

Optionally, the truss maintenance platform further includes a driving member, where the driving member is disposed on the connection frame 21, and the output end is connected to the pulley 221 of any pulley assembly 22, for driving the pulley 221 to rotate. Because the driving piece links to each other with arbitrary pulley 221, when starting the driving piece, the driving piece can drive the pulley 221 that links to each other with it and rotate to drive link 21 and slide along guide rail 11, the driving piece can be with the rotation conversion of pulley 221 for the slip of link 21, can make operation platform 3 slide along guide rail 11 through starting the driving piece promptly, and it is convenient to adjust. Optionally, the driving member is a motor.

Optionally, both ends of the guide rail 11 are provided with limiting members, and the limiting members are used for limiting the sliding mechanism 2 on the guide rail 11. The limiting piece can limit the sliding mechanism 2 on the guide rail 11, so that the sliding mechanism 2 is prevented from being separated from the guide rail 11 in the sliding process, the stability of the connection of the sliding mechanism 2 and the guide rail 11 is ensured, and the safety of maintenance personnel is effectively protected. In this embodiment, the limiting members are anti-collision piers disposed at two ends of the guide rail 11.

Optionally, the truss body 1 is provided with a ladder 12, and the work platform 3 can be accessed through the ladder 12. The setting of cat ladder 12 makes maintainer conveniently get into operation platform 3, convenient to use. Further, in this embodiment, the ladder 12 is obliquely disposed on the truss body 1, so that the maintainer climbs, and the ergonomics are satisfied. Alternatively, the ladder 12 is made of steel plate and welded to the truss body 1.

Further, a guard rail is provided on the support frame 31 in the circumferential direction of the bottom plate 32. The arrangement of the protective guard can effectively protect maintenance personnel, prevent the maintenance personnel from falling from the operation platform 3, and improve maintenance safety. Optionally, the guard rail is made of steel pipe and welded to the circumference of the bottom plate 32.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. Truss maintenance platform, its characterized in that includes:

the truss comprises a truss body (1), wherein a guide rail (11) is arranged on the truss body (1), and the guide rail (11) extends along a first direction;

the sliding mechanism (2) comprises a connecting frame (21) and a pulley assembly (22), wherein the connecting frame (21) is in sliding connection with the guide rail (11), the pulley assembly (22) is arranged at the connecting position of the connecting frame (21) and the guide rail (11), the pulley assembly (22) comprises a pulley (221), and the pulley (221) is rotationally connected with the connecting frame (21) and can be in rolling contact with the guide rail (11);

and the working platform (3) is arranged on the connecting frame (21), and the working platform (3) is configured to bear maintenance personnel.

2. The truss maintenance platform according to claim 1, wherein the pulley assembly (22) further comprises a first connecting plate (222), a second connecting plate (223) and a connecting shaft (224), the first connecting plate (222) and the second connecting plate (223) are oppositely arranged on the connecting frame (21), two ends of the connecting shaft (224) are respectively connected with the first connecting plate (222) and the second connecting plate (223), and the pulley (221) is rotatably sleeved on the connecting shaft (224).

3. Truss maintenance platform according to claim 1, characterized in that the connecting frame (21) is provided with an opening (211), the pulley assembly (22) is arranged at the opening (211), part of the guide rail (11) is clamped into the connecting frame (21) through the opening (211), and the connecting frame (21) is slidably connected with the guide rail (11) through the opening (211) and the pulley assembly (22).

4. A truss inspection platform according to claim 3, wherein the guide rail (11) comprises a first plate (111) and a second plate (112) connected, the first plate (111) is arranged in the opening (211) in a penetrating manner, the second plate (112) is arranged at one end of the first plate (111) close to the working platform (3), and the second plate (112) can limit the first plate (111) in the connecting frame (21).

5. Truss maintenance platform according to claim 4, characterized in that the pulley assembly (22) is provided in plurality, the pulley assembly (22) being provided on both the side of the connection frame (21) facing the first plate (111) and the side of the connection frame (21) facing the second plate (112).

6. The truss maintenance platform according to claim 5, further comprising a driving member disposed on the connection frame (21), and an output end connected to a pulley (221) of any one of the pulley assemblies (22) for driving the pulley (221) to rotate.

7. Truss maintenance platform according to any one of claims 1-6, characterized in that both ends of the guide rail (11) are provided with a stop for limiting the sliding mechanism (2) on the guide rail (11).

8. Truss maintenance platform according to any of claims 1-6, characterized in that a ladder (12) is provided on the truss body (1), through which ladder (12) the work platform (3) can be accessed.

9. Truss maintenance platform according to any of claims 1-6, characterized in that the work platform (3) comprises a support frame (31) and a bottom plate (32), the support frame (31) is connected to the connection frame (21), and the bottom plate (32) is arranged on the support frame (31).

10. Truss maintenance platform according to claim 9, characterized in that a protective fence is provided on the support frame (31) along the circumference of the bottom plate (32).