CN216074758U - Protection device for construction of public road bridge roof beam bed stone - Google Patents

Abstract

The utility model discloses a protective device for highway bridge padstone construction, which comprises a plurality of groups of protective frames, wherein each protective frame comprises two groups of side frames and an underframe, the two groups of side frames are fixedly connected through the underframe, each side frame comprises a supporting rod and a fixed frame, the fixed frame is fixedly arranged between the two adjacent supporting rods to form a latticed support, each underframe comprises a plurality of longitudinal connecting rods, and the two groups of side frames are fixedly connected through the longitudinal connecting rods of the underframe; still include a plurality of passage doors, multiunit protection frame is erect in parallel on public road bridge roof beam, is equipped with the pedestrian passageway between two sets of adjacent protection frames, the passage door is fixed to be set up between two sets of adjacent protection frames and seals the pedestrian passageway. This scheme is through directly hoisting the parcel with the protection frame and live whole bent cap, forms a totally closed construction space fast, easy dismounting to through setting up pedestrian passageway and passway, make the workman can through passway and pedestrian passageway get into the construction space in come in and go out more safe convenient.

Description

Protection device for construction of public road bridge roof beam bed stone

Technical Field

The utility model relates to the technical field of bridge construction, in particular to a protection device for highway bridge base stone construction.

Background

Generally, after the cover beam of the highway bridge is constructed, the corresponding cushion stone is unfolded for construction. In the stone setting work progress in the past, lack and face limit protector, workman's construction safety can't effectively be guaranteed. In order to protect the construction safety of workers, CN212383106U discloses a life line device for the safety protection of capping bolster constructors, which protects the life safety of workers in high-altitude operation by keeping the workers hanging the safety belt constantly, but this mode needs to embed the safety belt hook in advance, is not in accordance with the principle of high hanging low usage of the safety belt, cannot effectively exert the normal function of the safety belt, and the embedded safety belt hook is time-consuming, labor-consuming and incapable of being reused, and also needs the workers to keep hanging the safety belt for operation constantly, and has high requirements on the safety quality of the workers and high safety management pressure. CN 211420885U discloses a protection device for construction of a capping beam support cushion stone and high-altitude safety of support installation, which protects the safety of workers by erecting protective nets on both sides of a capping beam, but the protective nets are fixed in series, and the workers need to enter the capping beam surrounded by the protective nets through a crane for construction, so that the workers are inconvenient to come in and go out.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model aims to provide the protective device for the construction of the highway bridge pad stone, which is convenient to install and disassemble and can be repeatedly used, so that workers do not need to enter a cover beam through a crane for construction, and the construction of the workers is safer.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a protection device for highway bridge padstone construction comprises a plurality of groups of protection frames, wherein each protection frame comprises two groups of side frames and a group of underframe fixedly arranged at the bottom ends of the side frames, the two groups of side frames are fixedly connected through the underframe, each side frame comprises a plurality of vertically arranged supporting rods and a plurality of fixing frames, the fixing frames are fixedly arranged between the two adjacent supporting rods to form a latticed support, each underframe comprises a plurality of longitudinal connecting rods, one ends of the longitudinal connecting rods are fixedly connected with the bottom ends of the supporting rods in one group of side frames, the other ends of the longitudinal connecting rods are fixedly connected with the bottom ends of the supporting rods in the other group of side frames, and the two groups of side frames are fixedly connected through the longitudinal connecting rods of the underframe; still include a plurality of passage doors, multiunit protection frame is erect in parallel on public road bridge roof beam, is equipped with the pedestrian passageway between two sets of adjacent protection frames, the passage door is fixed to be set up between two sets of adjacent protection frames and seals the pedestrian passageway. The whole bent cap is directly hoisted and wrapped by the plurality of groups of protective frames through the crane, so that a totally-enclosed construction space can be quickly formed, the assembly and disassembly are convenient, and workers can enter the construction space through the passage door and the pedestrian passage through the ladder cage by setting the pedestrian passage and the passage door, and the workers can enter and exit the construction space more safely and conveniently.

Preferably, the fixing frame is a plurality of railings, and the railings are transversely and/or obliquely arranged between two adjacent supporting rods to form a grid-shaped support.

Preferably, the support rods, the transverse connecting rods and the longitudinal connecting rods are channel steel, and the railings are steel pipes. The channel steel and the steel pipe are common in the construction site, have low cost, can be obtained from local materials and are used as the existing products.

Preferably, the handrail and the supporting rod are welded and fixed, the supporting rod and the transverse connecting rod are welded and fixed, and the supporting rod and the longitudinal connecting rod are welded and fixed.

Preferably, the access door is a retractable access door.

Preferably, the underframe further comprises a plurality of transverse connecting rods, the transverse connecting rods are arranged along the length direction of the two groups of side frames, and the bottom ends of two adjacent supporting rods in the same group of side frames are fixedly connected through the transverse connecting rods.

Preferably, the distance between two adjacent support frames in the same group of side frames is larger than the length of the cushion.

Due to the adoption of the technical scheme, the utility model has the following beneficial effects:

1. the protective frame in the protective device is formed by welding channel steel and steel pipes, has high strength and low cost, can be used locally on a workplace as required, is used as the current protective frame, and has extremely high replication rate;

2. the protective device consists of a plurality of protective frames, the protective frames can be directly hoisted and wrapped on the bent cap through a crane, so that a totally-enclosed construction space can be quickly formed, workers can conveniently walk on the bent cap without being bound, the protective frames can be taken down through the crane when not used, the protective frames are convenient to disassemble and assemble and can be repeatedly used;

3. this protector is through setting up pedestrian passageway and passway, makes during the workman can get into the construction space through ladder cage through passway and pedestrian passageway, and the workman discrepancy construction space is safe convenient more.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 at one angle;

fig. 3 is a schematic view of another angle in fig. 1.

Description of the drawings:

1. a support bar; 2. a railing; 3. a transverse connecting rod; 4. a longitudinal connecting rod; 5. an access door; 6. a pedestrian passageway; 7. a capping beam; 8. a cushion stone.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The protection device for the construction of the highway bridge padstone shown in figures 1 to 2 comprises a plurality of groups of protection frames, each protection frame comprises two groups of side frames and a group of underframe fixedly arranged at the bottom ends of the side frames, the distance between the two groups of side frames can be adjusted and set according to the width of a cover beam 7, the two groups of side frames are fixedly connected through the underframe, each side frame comprises a plurality of vertically arranged support rods 1 and a plurality of fixed frames, the fixed frames are fixedly arranged between two adjacent support rods 1 to form a latticed support, preferably, the bottom ends of the support frames 1 are all arranged on the same plane, so that the protection frame is more flat and stable when being hoisted on the cover beam 7, each underframe comprises a plurality of longitudinal connecting rods 4, one ends of the longitudinal connecting rods 4 are fixedly connected with the bottom ends of the support rods 1 in one group of side frame, and the other ends of the longitudinal connecting rods 4 are fixedly connected with the bottom ends of the support rods 1 in the other group of side frame, the two groups of side frames are fixedly connected through the longitudinal connecting rod 4 of the underframe, so that the anti-collision strength of the protective frame is further improved, and the protective frame is more stably and safely erected on the bent cap 7; still include a plurality of passage doors 5, multiunit protection frame is erect in parallel on the bent cap 7 of highway bridge, is equipped with the pedestrian passageway 6 that supplies the workman to come in and go out bent cap 7 between two sets of adjacent protection frames, passage door 5 is fixed to be set up between two sets of adjacent protection frames and to seal pedestrian passageway 6, as preferred, passage door 5 is collapsible passage door.

The protective device consists of a plurality of protective frames, the protective frames can be directly hoisted by a crane to wrap the bent cap 7, so that a totally-enclosed construction space can be quickly formed, workers can conveniently walk on the bent cap 7 without being bound, the protective frames can be taken down by the crane when not used, the protective frames are convenient to disassemble and assemble and can be repeatedly used; and through setting up pedestrian passageway and passway door, make whole protector become a safe semi-enclosed whole, for the protector of whole parcel bent cap 7 completely, the workman can pass through the stepping stone 8 construction site of ladder cage through passway door 5 and pedestrian passageway 6 discrepancy bent cap 7 during use this protector, the discrepancy is convenient, avoided hanging into the construction site with the workman through the crane, also avoided the workman to get into the 8 construction sites of stepping stone in modes such as crossing the railing, this protector's discrepancy mode is more convenient, safety.

The number of said guard frames may be set according to the length of the lid beam 7 to cover the entire lid beam 7 completely.

In one embodiment, the fixing frame is a protection net, and the protection net is fixedly arranged between two adjacent supporting rods 1, so that the safety of workers can be protected more comprehensively, but the protection net needs to be purchased additionally and cannot be used as it is.

Therefore, in this embodiment, in order to further reduce protection cost, the mount is many railing 2, railing 2 transversely and/or the slant setting forms latticed support between two adjacent spinal branch vaulting poles 1, railing 2's quantity can be adjusted according to actual need between two adjacent spinal branch vaulting poles 1, and is most preferred, railing 2's quantity is two of parallel arrangement about at least between two adjacent spinal branch vaulting poles 1, bracing piece 1, transverse connection pole 3, vertical connecting rod 4 are the channel-section steel, railing 2 is the steel pipe, and channel-section steel and steel pipe are the most common building materials in the building site, and low cost can draw materials on the spot, now do the existing use, and the replication cost is low.

In this embodiment, welded fastening between railing 2 and the bracing piece 1, welded fastening between bracing piece 1 and the transverse connection pole 3, welded fastening between bracing piece 1 and the longitudinal tie 4, this protector can make through welding railing, bracing piece, transverse connection pole 3 and longitudinal tie 4, simple structure, the preparation is convenient fast, and the duplication rate is high.

In this embodiment, the chassis further includes a plurality of transverse connecting rods 3, the transverse connecting rods 3 are arranged along the length direction of the two groups of side frames, and the bottom ends of two adjacent supporting rods 1 in the same group of side frames are fixedly connected through the transverse connecting rods 3.

In the present embodiment, the distance between two adjacent supporting frames 1 in the same group of side frames is greater than the length of the cushion stone 8.

As shown in fig. 3, the outermost sides of the two ends of the protection frame are protected by fixedly mounting a plurality of railings 2 or protective nets.

All features described in the description, the appended claims and the drawings, either individually or in any combination thereof, are essential features of the utility model.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "one implementation," "a specific implementation," "other implementations," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment, implementation, or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described above may also be combined in any suitable manner in any one or more of the embodiments, examples, or examples. The utility model also includes any one or more of the specific features, structures, materials, or characteristics described above, taken alone or in combination.

Although the embodiments of the present invention have been shown and described, it is understood that the embodiments are illustrative and not restrictive, and that those skilled in the art can make changes, modifications, substitutions, variations, deletions, additions or rearrangements of features and elements within the scope of the utility model without departing from the spirit and scope of the utility model.

Claims (7)

1. The utility model provides a protector of highway bridge bed stone construction, includes the multiunit protection frame, its characterized in that, the protection frame includes two sets of side bearer and a set of chassis of fixed setting in the side bearer bottom, and two sets of side bearers pass through chassis fixed connection, the side bearer includes many vertical bracing pieces (1) and a plurality of mount that set up, the fixed setting of mount forms latticed support between two adjacent bracing pieces (1), the chassis includes many longitudinal tie (4), bracing piece (1) bottom fixed connection in one set of side bearer of one end and the longitudinal tie (4), the other end of longitudinal tie (4) and bracing piece (1) bottom fixed connection in another set of side bearer, two sets of side bearer pass through longitudinal tie (4) fixed connection of chassis; still include a plurality of passage doors (5), multiunit protection frame is erect in parallel on public road bridge roof beam, is equipped with pedestrian's passageway (6) between two sets of adjacent protection frame, passage door (5) are fixed to be set up between two sets of adjacent protection frames and to seal pedestrian's passageway (6).

2. The protection device for the construction of the road bridge padstone as claimed in claim 1, wherein the fixing frame is a plurality of railings (2), and the railings (2) are transversely and/or obliquely arranged between two adjacent supporting rods (1) to form a grid-shaped support.

3. The protection device for highway bridge padstone construction according to claim 2, wherein the support rods (1), the transverse connecting rods (3) and the longitudinal connecting rods (4) are channel steel, and the railings (2) are steel pipes.

4. The protection device for the construction of the road bridge padstone as claimed in claim 3, wherein the railing (2) is welded and fixed with the support rod (1), the support rod (1) is welded and fixed with the transverse connecting rod (3), and the support rod (1) is welded and fixed with the longitudinal connecting rod (4).

5. The protection device for road bridge padstone construction according to claim 1, wherein said access door (5) is a retractable access door.

6. The protection device for the construction of the road bridge padstone as claimed in claim 1, wherein the underframe further comprises a plurality of transverse connecting rods (3), the transverse connecting rods (3) are arranged along the length direction of two groups of side frames, and the bottom ends of two adjacent supporting rods (1) in the same group of side frames are fixedly connected through the transverse connecting rods (3).

7. The protection device for highway bridge base stone construction according to claim 1, wherein the distance between two adjacent support frames (1) in the same group of side frames is greater than the length of the base stone.

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