CN222065200U - A bridge guardrail template with self-protection function - Google Patents

Abstract

The utility model relates to a bridge guardrail template with a protection function, which comprises a guardrail template, a fixing frame, a protection frame, a telescopic rod and a protection layer; the guardrail template comprises an inner template and an outer template; the inner template is vertically fixed on the bridge flange, and the outer template is fixedly connected with the inner template; the fixing frame is vertically fixed on the outer surface of the outer template, and the lower part of the fixing frame is hinged with the protection frame; the protective layer is paved and fixed on the protective frame; the upper end of the telescopic rod is hinged with the protective frame, and the lower end is hinged with the fixing frame. According to the utility model, on-site assembly is not needed, the protective frame is opened only after the template is built, so that a protective structure can be formed, the problems of complicated working procedures, low safety and high mechanical and labor cost of the protective shed built on the bridge guardrail crossing part are effectively solved, the construction steps are simplified, the construction process is simple, the safety is high, the labor force can be saved, the construction difficulty is reduced, and the safety and the working efficiency are improved.

Description

Bridge guardrail template with protection function

Technical Field

The utility model relates to the technical field of bridge construction, in particular to a bridge guardrail template with a protection function.

Background

In bridge engineering, if the construction process of the crash barrier construction involves the condition of crossing a road, in order to ensure the safety of a construction area, a mode of firstly building a protection shed and then pouring the barrier is generally adopted. However, there are some significant problems in the actual construction process.

Firstly, the construction process needs to hoist the construction materials such as I-steel, channel steel and the like to a construction area crossing a road by a crane, certain potential safety hazards exist in the hoist hoisting process, the hoist hoisting process is complicated, and the mechanical and labor costs are high; secondly, in the construction area, the erection materials such as I-steel, channel steel and the like need to be assembled so as to ensure the stability and the integrity of the protective guard. The assembling process is relatively complicated to operate, workers are required to carry out at high places, and the assembling difficulty and risk can be further increased under uncontrollable meteorological conditions such as large wind force.

In addition, after construction is completed, the protective guard is disassembled and the similar complicated procedures are required, wherein the procedures comprise lifting materials by a crane, disassembling and assembling materials such as I-steel, channel steel and the like, the operation steps are relatively complex, and certain potential safety hazards exist.

Generally, in the prior art, aiming at the bridge guardrail crossing part, a mode of firstly building a protective shed and then casting guardrails is adopted, in the construction process, I-steel, channel steel and other building materials are required to be hoisted to the crossing construction position by a crane and then assembled in place by manpower, the process is complex, the safety is not high, the same process is required during the disassembly, and the mechanical and labor costs are high.

Based on the above, it is necessary to study a bridge guardrail template with a protection function.

Disclosure of utility model

In view of the above, the utility model aims to provide a bridge guardrail template with a protection function, which can effectively solve the problems of complicated working procedures, low safety and high mechanical and labor cost of a protection shed built on a bridge guardrail crossing part.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

A bridge guardrail template with a self-protection function comprises a guardrail template, a fixing frame, a protection frame, a telescopic rod and a protection layer;

the guardrail template comprises an inner template and an outer template; the inner template is vertically fixed on the bridge flange, and the outer template is fixedly connected with the inner template;

the fixing frame is vertically fixed on the outer surface of the outer template, and the lower part of the fixing frame is hinged with the protection frame;

the protective layer is paved and fixed on the protective frame;

the upper end of the telescopic rod is hinged with the protective frame, and the lower end of the telescopic rod is hinged with the fixing frame.

Further, the upper end face of the protection frame is fixed with a hinge seat and is hinged with the fixing frame through the hinge seat, and when the protection frame rotates outwards to a horizontal state, the inner end face of the protection frame abuts against the outer surface of the outer template to keep the horizontal state.

Further, the protective layer is arranged on the lower surface of the protective frame;

the telescopic link is the hydraulic pressure pole, and the lower extreme of hydraulic pressure pole is connected with the up end hinge in the middle part of protection frame.

Further, the device also comprises a containing net;

The accommodating net is fixed on the lower end face of the protective frame and is positioned below the protective layer;

The protective layer and the containing net are both in an hourglass shape, the center of the protective layer is sunken downwards, and a through hole leading to the containing net is formed in the sunken center of the protective layer.

Further, a reinforcing net is arranged below the protective layer, the edge of the reinforcing net is fixed on the protective frame, the reinforcing net is clung to the lower surface of the protective layer, and the middle part of the reinforcing net is provided with meshes matched with the through holes.

The beneficial effects of the technical scheme are as follows:

(1) According to the utility model, the fixing frame is fixedly arranged on the outer surface of the outer template of the guardrail template, the lower part of the fixing frame is hinged with the protective frame, the protective frames are provided with the protective layers, the telescopic rods are hinged between the protective frames of the fixing frame and used for hanging and pulling the protective frames to adjust and keep the angles of the protective frames, so that the folding and unfolding of the protective frames are realized, and the protective frames during unfolding can effectively prevent sundries such as stones from falling off when the upper structure of the bridge is constructed in a crossing way, and the protective frames have strong adaptability to engineering and high safety; according to the utility model, on-site assembly is not needed, the protective frame is opened only after the template is built, so that a protective structure can be formed, the problems of complicated working procedures, low safety and high mechanical and labor cost of the protective shed built on the bridge guardrail crossing part are effectively solved, the construction steps are simplified, the construction process is simple, the safety is high, the labor force can be saved, the construction difficulty is reduced, and the safety and the working efficiency are improved.

(2) The accommodating net is mainly used for collecting falling objects; the protective layer and the containing net are both in an hourglass shape, the center of the protective layer is sunken downwards, and a through hole leading to the containing net is formed in the sunken center of the protective layer; when falling objects fall onto the protective frame, the protective layer firstly bears direct impact and intercepts the falling objects, then the falling objects slide towards the center along the upper surface of the protective layer and slide into the containing net from the central through holes, the falling objects are collected in the containing net, the falling objects can be prevented from staying on the protective layer, other falling objects are prevented from colliding with the staying falling objects when falling onto the protective layer, safety is improved, and damage to the falling objects is reduced.

Drawings

FIG. 1 is a three-dimensional schematic view of a guard frame of the present utility model when opened;

FIG. 2 is a three-dimensional schematic view of the guard frame of the present utility model when stowed;

FIG. 3 is a schematic side view of the present utility model;

FIG. 4 is a schematic cross-sectional view of a guard frame structure;

Fig. 5 is a schematic bottom view of the protective layer.

Reference numerals: 1 is a guardrail template, 2 is a fixed frame, 3 is a protective frame, 4 is a telescopic rod, 5 is a protective layer, 6 is a containing net, 7 is a reinforcing net, 8 is a guardrail, 101 is an inner template, 102 is an outer template, 301 is a hinging seat, and 501 is a through hole.

Detailed Description

The utility model is described in further detail below with reference to the attached drawings and detailed description:

Embodiment 1 aims at providing a bridge guardrail template with a protection function, which is mainly used for building a protection shed of a bridge guardrail road crossing part and aims at solving the problems that the process of building the protection shed on the bridge guardrail road crossing part is complex, the safety is not high, and the mechanical and labor costs are high.

A bridge guardrail template with a protection function is shown in fig. 1, 2 and 3, wherein fig. 3 simultaneously shows schematic diagrams of a protection frame 3 and a telescopic rod 4 in two states of folding and unfolding, and the bridge guardrail template comprises a guardrail template 1, a fixing frame 2, the protection frame 3, the telescopic rod 4 and a protection layer 5; the guardrail template 1 comprises an inner template 101 and an outer template 102; the inner formwork 101 is vertically fixed on the bridge flange, and the outer formwork 102 is fixedly connected with the inner formwork 101 through a structure such as a split screw, a hanger and the like and is distributed on the edge of the bridge flange.

The mount 2 adopts 8# channel-section steel welding machine concatenation to form, the vertical surface at the exterior sheathing 102 that fixes of mount 2, the lower part of mount 2 articulates and is connected with protection frame 3, protection frame 3 adopts 8# channel-section steel and 10# channel-section steel welding concatenation to form, the up end of protection frame 3 is fixed with articulated seat 301, and be connected through articulated seat 301 and mount 2 are articulated, when protection frame 3 outwards rotates to the horizontality, the interior terminal surface of protection frame 3 supports and leans on the surface of exterior sheathing 102 in order to keep the horizontality, in other embodiments, still can adopt telescopic link 4 such as turnbuckle that has self-locking function, make protection frame 3 keep the horizontality.

The protective layer 5 is paved and fixed on the protective frame 3, the protective layer 5 adopts tarpaulin, and is bound and fixed on the lower end face of the protective frame 3, so that the installation of the telescopic rod 4 is prevented from being influenced. The upper end and the protection frame 3 of telescopic link 4 are articulated to be connected, and the lower extreme is articulated to be connected with mount 2, and telescopic link 4 mainly used hangs and draws protection frame 3, makes protection frame 3 pack up or open, and in this embodiment, telescopic link 4 adopts the hydraulic stem, and the lower extreme of hydraulic stem is articulated to be connected with the up end at the middle part of protection frame 3, and in other embodiments, telescopic link 4 can also be for the telescopic link that can length change and auto-lock such as basket of flowers screw.

Embodiment 2, which is substantially the same as embodiment 1, differs in that the structure of the protective layer 5 is optimized, and this embodiment further describes the structure.

In this embodiment, as shown in fig. 4, the device further includes a receiving net 6, where the receiving net 6 is a net bag structure and is mainly used for collecting falling objects; four corners of the accommodating net 6 are bound and fixed on the lower end surface of the protective frame 3 and positioned below the protective layer 5; the protective layer 5 and the containing net 6 are both in an hourglass shape and are recessed downwards in the center, and a through hole 501 leading to the containing net 6 is formed in the recessed center of the protective layer 5; when falling objects fall onto the protective frame 3, the protective layer 5 is firstly subjected to direct impact and intercepts the falling objects, then the falling objects slide towards the center along the upper surface of the protective layer 5 and slide into the containing net 6 from the central through holes, the falling objects are collected in the containing net 6, the falling objects can be prevented from staying on the protective layer 5, and the falling objects are prevented from colliding with the staying falling objects when falling onto the protective layer 5.

In order to further improve the strength of the protection layer 5, as shown in fig. 5, a reinforcing net 7 is arranged below the protection layer 5, the edge of the reinforcing net 7 is bound and fixed on the protection frame 3, the reinforcing net 7 is tightly attached to the lower surface of the protection layer 5 and used for reinforcing the strength of the protection layer 5, so that falling objects are prevented from being broken down, the reinforcing net 7 is of a net-shaped structure, and meshes in the middle of the reinforcing net 7 are aligned with the passing openings 501 and are matched in size, so that the passing openings 501 are prevented from being blocked.

Claims (5)

1. A bridge guardrail template with a self-protective function, characterized in that it comprises a guardrail template (1), a fixing frame (2), a protective frame (3), a telescopic rod (4) and a protective layer (5); The guardrail template comprises an inner template (101) and an outer template (102); the inner template (101) is vertically fixed on the bridge flange, and the outer template (102) is fixedly connected to the inner template (101); The fixing frame (2) is vertically fixed to the outer surface of the outer template (102), and the lower part of the fixing frame (2) is hingedly connected to the protective frame (3); The protective layer (5) is laid and fixed on the protective frame (3); The upper end of the telescopic rod (4) is hingedly connected to the protective frame (3), and the lower end is hingedly connected to the fixing frame (2). 2. According to claim 1, a bridge guardrail template with self-protection function is characterized in that: the upper end surface of the protective frame (3) is fixed with a hinge seat (301), and is hingedly connected to the fixing frame (2) through the hinge seat (301), and when the protective frame (3) is rotated outward to a horizontal state, the inner end surface of the protective frame (3) abuts against the outer surface of the outer template (102) to maintain a horizontal state. 3. A bridge guardrail template with self-protection function according to claim 1, characterized in that: the protective layer (5) is arranged on the lower surface of the protective frame (3); The telescopic rod (4) is a hydraulic rod, and the lower end of the hydraulic rod is hingedly connected to the upper end surface of the middle part of the protection frame (3). 4. A bridge guardrail template with self-protection function according to claim 1, characterized in that it also includes a receiving net (6); The receiving net (6) is fixed to the lower end surface of the protection frame (3) and is located below the protection layer (5); The protective layer (5) and the receiving net (6) are both hourglass-shaped and concave in the center, and a through hole (501) leading to the receiving net (6) is provided in the concave center of the protective layer (5). 5. A bridge guardrail template with self-protection function according to claim 4, characterized in that: a reinforcing net (7) is arranged below the protective layer (5), the edge of the reinforcing net (7) is fixed on the protective frame (3), the reinforcing net (7) is closely attached to the lower surface of the protective layer (5) and has a mesh hole in the middle that matches the through hole (501).