Steel truss bridge maintenance platform

Abstract

The steel truss bridge overhaul platform comprises a seat plate, an overhaul stand and a supporting structure, the overhaul stand is arranged on the seat plate through a lifter, the supporting structure comprises supporting plates and a protective net, the supporting plates are arranged on the outer side of the lifter in a surrounding mode and connected with the seat plate, supporting rods are hinged to the top connecting positions of the adjacent supporting plates, penetrating holes are formed in the supporting plates in a penetrating mode, and the supporting plates are connected with the protective net. Sliding sleeves are arranged on the sides, close to the lifters, of the supporting plates, and sliding rods penetrating through the penetrating holes and sliding in the sliding sleeves are connected to the bottoms of the supporting rods. During use, the sliding rods in the sliding sleeves can be pulled out, and when the bolts are inserted into the sliding grooves and matched with the positioning holes, angle fixation of the supporting rods relative to the supporting plates can be achieved; when maintenance equipment, waste materials detached from the steel truss bridge, replaced bridge parts and the like fall accidentally, the protection net is effectively used for catching the maintenance equipment, the waste materials, the replaced bridge parts and the like, surrounding vehicles and objects are prevented from being smashed, and the safety of the maintenance equipment and surrounding personnel and objects is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge maintenance platform equipment, and more specifically, to a steel truss bridge maintenance platform. Background Art

[0002] In order to ensure the safety of steel truss bridges, it is often necessary to regularly inspect and maintain steel truss bridges, and thus it is necessary to use bridge inspection platform equipment. The utility model patent with patent application number CN202321950877.8 discloses a bridge inspection platform. The reinforcement component can reinforce the support plate and reversely so that maintenance personnel can safely and stably perform inspections. The driving component is used to drive two sets of connecting rods to move them toward the center. The fixing component can reinforce the driving component so that it can be used stably without shaking. The connecting rod is used to connect the two sets of sliding blocks so that they can be driven by the driving component at the same time. The fixed slider is used to prevent the sliding block from deviating and The anti-collision mechanism is used to prevent the two sets of connecting rods from colliding with each other. The coordinated use of reinforcement components, drive components, fixing components, connecting rods, fixed sliders and anti-collision mechanisms solves the problems of inability to automatically lift and low safety. According to the technical solution disclosed by the invention, when the existing bridge maintenance platform equipment is in use, on the one hand, when performing maintenance work on steel truss bridges, maintenance equipment, steel truss bridge components that need to be replaced, and personnel are prone to fall down, which is not conducive to ensuring the safety of personnel and equipment. On the other hand, when the platform is moving, personnel are prone to collide with the maintenance platform due to shaking, which is not conducive to ensuring movement safety.

[0003] Therefore, how to design a steel truss bridge maintenance platform has become our current problem to be solved. Utility Model Content

[0004] The utility model provides a steel truss bridge maintenance platform to solve the problem that maintenance equipment and components are easy to fall on the existing steel truss bridge maintenance platform, which poses a safety hazard to personnel at the bottom. The utility model has a reasonable design and is relatively convenient to use, and is suitable for maintenance work on steel truss bridges.

[0005] According to one aspect of the utility model, a steel truss bridge maintenance platform is provided, including a seat plate, an inspection platform and a support structure, the inspection platform is installed on the seat plate by a lifter, the support structure includes a support plate and a protective net, the support plate is arranged around the outside of the lifter and is connected to the seat plate, the top connection of adjacent support plates is hinged with a support rod, the support plate is penetrated with a through hole, a sliding sleeve is arranged on the side of the support plate close to the lifter, a sliding rod that passes through the through hole and slides in the sliding sleeve is connected to the bottom of the support rod, a positioning hole is arranged on the sliding rod, a cover plate is installed between the support rod and the sliding sleeve, a pin hole is arranged on the cover plate, a latch is penetrated in the pin hole, the latch can be telescopically inserted in the sliding sleeve and adapted to the positioning hole; the protective net is connected between the support rods.

[0006] Preferably, based on the above solution, the inner edge surface of the inspection platform is covered with a protective pad.

[0007] Preferably, on the basis of the above scheme, the lifter includes a plurality of monomers, the monomers include a first connecting rod, a second connecting rod and a screw rod, the first connecting rod and the second connecting rod are hinged at both ends with a rotating rod and a lifting rod, and the first connecting rod and the second connecting rod at the same height are arranged opposite to each other, the inner side surface of the first connecting rod is provided with a screw sleeve, and the screw rod arranged on the inner side surface of the second connecting rod is adapted to the screw sleeve; the rotating rod on the first connecting rod on the monomer is connected to the second connecting rod on another adjacent monomer, and the lifting rod on the first connecting rod on the monomer is connected to the second connecting rod on another adjacent monomer.

[0008] Preferably, based on the above solution, a motor is mounted on the second connecting rod on one of the monomers, and the motor is connected to the screw rod.

[0009] Preferably, based on the above solution, the seat plate is provided with an ear plate, the first connecting rod of the single body is hinged to the ear plate, and the second connecting rod of the single body is in a free state.

[0010] The utility model provides a steel truss bridge maintenance platform. When in use, the sliding rod in the sliding sleeve can be pulled outwards. When the sliding rod is inserted into the sliding groove and matched with the positioning hole by a latch, the angle of the supporting rod relative to the supporting plate can be fixed. A protective net is arranged on the periphery of the maintenance platform. When maintenance equipment, waste materials removed from the steel truss bridge, replaced bridge components, etc. accidentally fall, the protective net can be effectively used to catch them and prevent surrounding vehicles and objects from being damaged, thereby ensuring the safety of the maintenance equipment and surrounding personnel and objects. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following is a brief introduction to the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work. In the drawings:

[0012] Figure 1 This is a structural schematic diagram of a steel truss bridge maintenance platform of the utility model;

[0013] Figure 2 This is a cross-sectional view of a steel truss bridge maintenance platform of the utility model;

[0014] Figure 3 This is a schematic diagram of the monomer structure of a lifter of the utility model;

[0015] Figure 4 It is a cross-sectional view of a sliding sleeve of a steel truss bridge maintenance platform of the utility model;

[0016] Description of Figure Numbers:

[0017] Seat plate 100, protection pad 11, ear plate 12, connecting ear seat 13, maintenance platform 200, support structure 300, support plate 31, support rod 33, through hole 34, sliding sleeve 35, sliding rod 36, positioning hole 37, cover plate 38, pin hole 39, latch 391, lifter 400, monomer 41, first connecting rod 42, second connecting rod 43, screw 44, rotating rod 45, lifting rod 46, screw sleeve 47, motor 48, protective net 500. DETAILED DESCRIPTION

[0018] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0019] It should be understood that when used in this specification and the appended claims, the term "comprising" indicates the presence of described features, integers, steps, operations, elements and / or components, but does not exclude the presence or addition of one or more other features, integers, steps, operations, elements, components and / or collections.

[0020] In order to simplify the drawings, only the parts related to the utility model are schematically shown in each figure, and they do not represent the actual structure of the product. In addition, in order to simplify the drawings and facilitate understanding, in some figures, only one of the parts with the same structure or function is schematically drawn or marked. In this article, "one" not only means "only one", but also means "more than one".

[0021] It should be further understood that the term “and / or” used in the specification and appended claims refers to any combination and all possible combinations of one or more of the associated listed items, and includes these combinations.

[0022] In the embodiments shown in the drawings, the directions (such as up, down, left, right, front and back) used to explain the structure and movement of the various components of the present invention are not absolute but relative. These descriptions are appropriate when the components are in the positions shown in the drawings. If the description of the positions of the components changes, the directions also change accordingly.

[0023] In addition, in the description of the present application, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0024] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the specific implementation methods of the utility model will be described below with reference to the accompanying drawings. Obviously, the accompanying drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings and other implementation methods can be obtained based on these drawings without creative work.

[0025] See also Figure 1 , and combined with Figure 2 and Figure 3 As shown, a steel truss bridge maintenance platform of the utility model includes a seat plate 100, a maintenance platform 200 and a support structure 300. The maintenance platform 200 is installed on the seat plate 100 through a lifter 400. The seat plate 100 can be directly fixed on a moving mechanism by bolts, such as a maintenance vehicle or other mobile equipment, to drive the support structure and the maintenance platform 200 on the seat plate 100 to move, and the lifter 400 can control the lifting movement of the seat body to meet the maintenance needs at different heights and positions.

[0026] Specifically, the support structure 300 of the utility model includes a support plate 31 and a protective net 500. The support plate 31 is arranged on the outside of the lifter 400 and connected to the seat plate 100. The support plate 31 is composed of four pieces and is spliced ​​together to form a rectangular structure. The top connection of adjacent support plates 31 is hinged with a support rod 33, that is, a connecting ear seat 13 is installed at the top connection of adjacent support plates 31. The support rod 33 is rotatably installed on the connecting ear seat 13. A through hole 34 is penetrated on the support plate 31. The support plate 31 is close to the lifter. A sliding sleeve 35 is provided on one side of the device 400, and a sliding rod 36 penetrating through the through hole 34 is connected to the bottom of the support rod 33. The sliding rod 36 can slide in the sliding sleeve 35, and a positioning hole 37 is provided on the sliding rod 36. A cover plate 38 is installed between the support rod 33 and the sliding sleeve 35, and a pin hole 39 is provided on the cover plate 38. A plug 391 is inserted in the pin hole 39, and the plug 391 can be retractably inserted in the sliding sleeve 35 and adapted to the positioning hole 37; an elastic protective net 500 is connected between the support rods 33, and the specific structure can be referred to. Figure 4 shown.

[0027] The utility model provides a steel truss bridge maintenance platform. When in use, the slide rod 36 in the slide sleeve 35 can be pulled outward. When the latch 391 is inserted into the slide groove and matched with the positioning hole 37, the angle of the support rod 33 relative to the support plate 31 can be fixed. A protective net 500 is used to surround the periphery of the maintenance platform 200. When maintenance equipment, waste materials removed from the steel truss bridge, replaced bridge components, etc. accidentally fall, the protective net 500 can be effectively used to catch them, and the surrounding vehicles and objects can be prevented from being damaged, thereby ensuring the safety of the maintenance equipment and the surrounding personnel and objects.

[0028] Furthermore, in order to prevent personnel from bumping into the maintenance platform 200 and to ensure the movement safety of personnel in the maintenance platform 200 , the utility model covers the inner edge surface of the maintenance platform 200 with a protective pad 11 .

[0029] Please continue reading Figure 3 As shown, the lifter 400 of the present invention includes a plurality of monomers 41, and the plurality of monomers 41 are arranged at intervals in the vertical direction and are hinged to each other.

[0030] Specifically, the monomer 41 of the utility model includes a first connecting rod 42, a second connecting rod 43 and a screw rod 44, and the two ends of the first connecting rod 42 and the second connecting rod 43 are hinged with a rotating rod 45 and a lifting rod 46, and the first connecting rod 42 and the second connecting rod 43 at the same height are arranged opposite to each other, and a screw sleeve 47 is arranged on the inner side surface of the first connecting rod 42, and the screw 44 arranged on the inner side surface of the second connecting rod 43 is adapted to the screw sleeve 47; the rotating rod 45 on the first connecting rod 42 on the monomer 41 is connected to the second connecting rod 43 on another adjacent monomer 41, and the lifting rod 46 on the first connecting rod 42 on the monomer 41 is connected to the second connecting rod 43 on another adjacent monomer 41, and a motor 48 is installed on the second connecting rod 43 on one of the monomers 41, and the motor 48 is connected to the screw rod 44.

[0031] During use, when lifting is required, the motor 48 is used to drive the screw 44 to rotate to pull the first connecting rod 42 and the second connecting rod 43 to move toward each other or away from each other. In this way, the first connecting rod 42 between adjacent monomers 41 can be driven to change its vertical position, thereby adjusting its height and achieving the purpose of lifting and lowering to meet the needs of different heights.

[0032] The seat plate 100 of the present invention is provided with an ear plate 12 , the first connecting rod 42 of the single body 41 is hinged to the ear plate 12 , and the second connecting rod 43 of the single body 41 is in a free state.

[0033] That is to say, the ear plate 12 is connected to the first connecting rod 42 at the bottom to achieve positioning of one end thereof, while the second connecting rod 43 at the other side of the single body 41 can move relative to the seat plate 100, providing a lifting and folding space.

[0034] Finally, the method of this application is only a preferred implementation scheme and is not intended to limit the protection scope of the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A steel truss bridge maintenance platform, characterized in that: The support structure comprises a seat plate, an inspection platform and a supporting structure, wherein the inspection platform is installed on the seat plate through a lifter, and the supporting structure comprises a supporting plate and a protective net, wherein the supporting plate is arranged around the outer side of the lifter and is connected to the seat plate, a supporting rod is hinged at the top connection of adjacent supporting plates, a through hole is penetrated in the supporting plate, a sliding sleeve is provided on the side of the supporting plate close to the lifter, a sliding rod penetrating the through hole and sliding in the sliding sleeve is connected to the bottom of the supporting rod, a positioning hole is provided on the sliding rod, a cover plate is installed between the supporting rod and the sliding sleeve, a pin hole is provided on the cover plate, a latch is penetrated in the pin hole, the latch is telescopically inserted in the sliding sleeve and matched with the positioning hole; the protective net is connected between the supporting rods.

2. A steel truss bridge maintenance platform as claimed in claim 1, characterized in that: The inner edge surface of the inspection platform is covered with a protective pad.

3. A steel truss bridge maintenance platform as claimed in claim 1, characterized in that: The lifter includes a plurality of monomers, each monomer including a first connecting rod, a second connecting rod and a screw rod, the first connecting rod and the second connecting rod are hinged at both ends with a rotating rod and a lifting rod, and the first connecting rod and the second connecting rod at the same height are arranged opposite to each other, a screw sleeve is arranged on the inner side surface of the first connecting rod, and the screw rod arranged on the inner side surface of the second connecting rod is adapted to the screw sleeve; the rotating rod on the first connecting rod on the monomer is connected to the second connecting rod on another adjacent monomer, and the lifting rod on the first connecting rod on the monomer is connected to the second connecting rod on another adjacent monomer.

4. A steel truss bridge maintenance platform as claimed in claim 3, characterized in that: A motor is mounted on the second connecting rod on one of the monomers, and the motor is connected to the screw rod.

5. A steel truss bridge maintenance platform as claimed in claim 4, characterized in that: The seat plate is provided with an ear plate, the first connecting rod of the single body is hinged to the ear plate, and the second connecting rod of the single body is in a free state.

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