CN218263482U

CN218263482U - Bridge safety device

Info

Publication number: CN218263482U
Application number: CN202221987264.7U
Authority: CN
Inventors: 高岩; 李明; 王勇峰; 郑智; 李显超; 宋来强; 章辉; 刘勇; 郑卢鑫; 刘景旭; 段广通; 杨杰; 周治森; 张启
Original assignee: China Railway No 9 Group Co Ltd
Current assignee: China Railway No 9 Group Co Ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2023-01-10
Anticipated expiration: 2032-07-29
Also published as: DE202022104925U1

Abstract

The utility model provides a bridge safety protection device, which comprises a protection net and a plurality of supporting pieces, wherein the supporting pieces are distributed at the edge of a bridge at intervals, and the protection net is detachably connected between any two adjacent supporting pieces; the supporting piece comprises a base and a supporting rod, the base is an inverted L-shaped plate buckled on the outer side face of the bridge, and the supporting rod is fixed on the outer side face of the base; the base on the base is fixed on the bridge through a first bolt; the length of the protective net is matched with the distance between two adjacent support rods, the edge of the protective net is provided with a connecting piece, and the protective net is fixedly connected with the support rods through the connecting piece. Set up support piece in the bridge edge, fill through the detachable protection network between two adjacent support pieces, simple structure, the installation of being convenient for, support piece connect the lateral surface at the bridge, can furthest reduce to the bridge floor space invade and account for, satisfy bridge floor construction needs.

Description

Bridge safety device

Technical Field

The utility model belongs to the technical field of the bridge construction, concretely relates to bridge safety device.

Background

In the bridge floor work progress of bridge, need the bridge both sides to set up protector, and generally can not install the rail guard in bridge both sides before the bridge floor construction, need have the intervention of interim safety barrier in this section idle time to help plays the effect of protection, current interim safety barrier is generally placed at the bridge edge, and the stability of rail guard is relatively poor, and occupy more bridge floor space, influences the bridge floor construction.

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

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough among the above-mentioned prior art, provide a bridge safety device.

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

a bridge safety protection device comprises a protection net and supporting pieces, wherein the supporting pieces are distributed at the edge of a bridge at intervals, and the protection net is detachably connected between any two adjacent supporting pieces;

the supporting piece comprises a base and a supporting rod, the base is an inverted L-shaped plate buckled on the outer side face of the bridge, and the supporting rod is fixed on the outer side face of the base; the base is fixed on the bridge through a first bolt;

the length of the protective net is matched with the distance between two adjacent supporting rods, a connecting piece is arranged on the edge of the protective net, and the protective net is fixedly connected with the supporting rods through the connecting piece.

Preferably, the lower edge of the base is provided with a flange turned over towards the outer side of the bridge, and the upper surface of the flange props against the bottom of the supporting rod;

the middle part of the base is provided with a hoop which is correspondingly sleeved and fixed on the outer wall of the support rod.

Preferably, the supporting rod is provided with a bending part above the base, and the upper end of the supporting rod is transited to the position right above the base through the bending part and extends upwards and vertically.

Preferably, a reinforcing plate connected to the bending part is arranged above the base.

Preferably, the connecting piece is the support bar that sets up in protection network length direction's both ends be equipped with the screw on the support bar, the bracing piece lateral part is equipped with the otic placode of corresponding support bar, be equipped with on the otic placode connect in the second bolt of support bar.

Preferably, the top of the support rod is provided with a threaded stud in a threaded manner, the side part of the threaded stud is provided with an upper hook, the reinforcing plate is provided with a lower hook, and the dust screen is connected to the inner side of the protective device through the upper hook and the lower hook.

Preferably, hanging rings corresponding to the upper hook and the lower hook are arranged on two sides of the dustproof net.

Preferably, two horizontal screw holes distributed along the extending direction of the bridge are formed in the part, corresponding to the bridge deck, of the base;

and the part of the base corresponding to the side face of the bridge is provided with two vertical screw holes distributed along the extension direction of the bridge.

Preferably, the horizontal screw hole is a waist-shaped hole extending along the extension direction of the bridge;

the vertical screw hole is a waist-shaped hole extending along the vertical direction.

Has the advantages that: set up support piece in the bridge edge, fill through the detachable protection network between two adjacent support pieces, simple structure, the installation of being convenient for, support piece connect the lateral surface at the bridge, can furthest reduce to the bridge floor space invade and account for, satisfy bridge floor construction needs.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. Wherein:

FIG. 1 is a front view of a protective device according to an embodiment of the present invention;

fig. 2 is a perspective view of a protective device according to an embodiment of the present invention;

FIG. 3 is a schematic view of a base according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of the protection device connected to the protection net according to the embodiment of the present invention.

In the figure: 1. a support bar; 2. a protective net; 3. a supporting strip; 4. a base; 5. a reinforcing plate; 6. a stud; 7. an ear plate; 8. a dust screen; 9. an upper hook; 10. a lower hook; 401. a horizontal screw hole; 402. and a vertical screw hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art all belong to the protection scope of the present invention.

In the description of the present invention, the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and do not require that the present invention must be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. The terms "connected" and "connected" used in the present invention should be understood in a broad sense, and may be, for example, either fixed or detachable; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.

As shown in fig. 1 to 4, a bridge safety protection device can be temporarily arranged on both sides of a bridge in the bridge construction process for temporary protection, and includes a protection net 2 and a plurality of supporting members, the supporting members are equidistantly distributed on the edge of the bridge, the distance between two adjacent supporting members can be 3 to 8m, and excessive supporting members are not required to be installed, so that the installation time is saved, and the construction efficiency is improved; be connected with protection network 2 with the detachable mode between arbitrary two adjacent support piece, protection network 2 is woven for the wire and forms, higher intensity has, and the quality is light and convenient for transport and installation, can play fine guard action, avoid construction apparatus or personnel to fall from the bridge edge, wherein, support piece includes base 4 and bracing piece 1, base 4 is the shape of falling L of lock at the bridge lateral surface, base 4 tightly laminates at bridge lateral surface and bridge upper surface through special shape of falling L, with this can reduce the requirement to installation space, the rate of utilization of bridge floor space has been improved, bracing piece 1 is fixed in the lateral surface of base 4, base 4 passes through first bolt fastening on the bridge on base 4, set up the fixed orifices that corresponds first bolt on the bridge, first bolt can be expansion bolts or anchor bolt, in this embodiment, first bolt is preferably pre-buried at bridge edge is used for connecting the pre-buried bolt of permanent guardrail, need not to predetermine the bolt that corresponds base 4, the interim problem of strutting in the work progress has effectively been solved. 2 length of protection network and the interval looks adaptation between two

adjacent bracing pieces

1, 2 edges of protection network are equipped with the connecting piece, and protection network 2 passes through connecting piece and 1 fixed connection of bracing piece, and after support piece is fixed, be connected the setting of accomplishing protector through connecting piece and bracing piece 1, the structure letter is answered, simple to operate.

In an optional embodiment, the lower edge of the base 4 is provided with a flange which is turned over towards the outer side of the bridge, the flange extends horizontally, the upper surface of the flange is abutted against the bottom of the support rod 1, the support rod 1 and the base 4 are made of steel, and the flange and the bottom of the support rod 1 are welded and fixed; the middle part of base 4 is equipped with the hoop, and the hoop corresponds to cup joint to be fixed at 1 outer wall of bracing piece, and the hoop inner wall is contradicted on the turn-ups with 1 outer wall looks adaptation of bracing piece after passing this hoop with 1 bottom of bracing piece at 1 assembly initial stage of bracing piece to weld hoop and bracing piece 1, fix bracing piece 1 through the welding of turn-ups and hoop, guarantee protector's barrier propterty.

In an optional embodiment, a bending portion is arranged above the supporting rod 1 corresponding to the base 4, the upper end of the supporting rod 1 is transited to the position right above the base 4 through the bending portion and extends vertically upwards, so that the part of the supporting rod 1 located above the base 4 is located within the range of a bridge deck, and the installed protective net 2 is located within the range of the bridge deck.

In an optional embodiment, a reinforcing plate 5 connected to the bending portion is disposed above the base 4, and the reinforcing plate 5 is a metal plate and correspondingly welded between the bending portion and the base 4, so as to enhance the connection stability between the support rod 1 and the base 4.

In an optional embodiment, the both ends of 2 length directions of protection network are equipped with support bar 3, support bar 3 is the metal strip, its length and protection network 2 are in fore-and-aft high looks adaptation, protection network 2 is in the same place with the welding of support bar 3, with this firm row of guaranteeing bearing structure, be equipped with the screw on support bar 3, bracing piece 1 lateral part is equipped with the otic placode 7 that corresponds support bar 3, otic placode 7 and screw position looks adaptation, be equipped with the second bolt of connecting in support bar 3 on the otic placode 7, thereby realize the assembly of protection network 2 and bracing piece 1, in this embodiment, otic placode 7 is two or three.

In some embodiments, the section of the support bar 3 is dovetail-shaped, a dovetail groove corresponding to the support bar 3 is arranged on the side surface of the support bar 1, and the support bar 3 is assembled through the dovetail groove, so that the connection of the protection net 2 is realized; in this embodiment, the dovetail groove may be a continuous strip extending along the length direction of the supporting rod 1, or the dovetail groove may be multiple segments distributed on the supporting rod 1 at intervals, where at least one segment of the multiple segments of dovetail grooves is disposed at the upper end of the supporting rod 1, and another segment of the multiple segments of dovetail grooves is disposed above the bending portion.

In an optional embodiment, a stud 6 is assembled on the top of the support rod 1 in a threaded manner, and an internal thread corresponding to the stud 6 is arranged above the support rod 1; the lateral part of double-screw bolt 6 is equipped with couple 9, is equipped with down couple 10 on the reinforcing plate 5, and dust screen 8 can protect the dust class pollutant of the product of construction through last couple 9 and couple 10 connection in protector's inboard down, can reduce flying upward of dust to a certain extent through dust screen 8, and the piece that can also avoid in the work progress passes protection network 2 and drops. Hanging rings corresponding to the upper hook 9 and the lower hook 10 are arranged on two sides of the dustproof net 8, and the hanging rings can be fixed on the edge of the dustproof net 8 through a connecting belt. In this embodiment, the couple is mountain-climbing mousing-hook, can avoid dust screen 8 to drop, is provided with the perforation on reinforcing plate 5, and lower couple 10 is connected on reinforcing plate 5 after corresponding the perforation of passing.

In an alternative embodiment, two horizontal screw holes 401 are provided in the portion of the base 4 corresponding to the bridge deck, and two vertical screw holes 402 are provided in the portion of the base 4 corresponding to the side of the bridge, so as to provide a secure connection with the bridge. Preferably, the first bolt is an embedded bolt embedded in the edge of the bridge and used for a permanent guardrail, and the horizontal screw hole 401 and the vertical screw hole 402 correspond to the embedded bolts on the outer side surface and the upper surface of the bridge respectively. In this embodiment, the horizontal screw hole 401 is a kidney-shaped hole extending along the extending direction of the bridge; the vertical screw holes 402 are waist-shaped holes extending in the vertical direction, and the screw holes in the shape of the waist-shaped holes are convenient for adjustment of the base 4 according to the positions of the embedded bolts, so that the installation difficulty is reduced.

In some embodiments, because the protector installation that this application provided is swift simple and convenient, the interval of two adjacent bracing pieces is great, can install and protect according to the bridge floor construction progress at any time, along with the propulsion of bridge floor construction progress, can dismantle the part that accomplishes the bridge floor construction will protect temporarily to install permanent guardrail.

In this embodiment, the length of the support rod 1 can be adjusted according to specific construction conditions, the support rod 1 is a hollow tube, the inner wall of the upper end of the support rod 1 is a threaded section, and the threaded end can be used for connecting a stud corresponding to an upper hook, so that the support rod 1 is lengthened, and the height of the dust screen 8 or the protective screen 2 can be increased as required. Particularly, the both ends of double-screw bolt are the screwed end, the middle part is the non-screwed end, be used for correspondingly connecting and go up the couple, wherein, the double-screw bolt lower extreme is used for 1 upper ends of joint support pole, the extension bar has the internal thread that corresponds the double-screw bolt upper end, with this extension bar is connected through the double-screw bolt, set up the internal thread that corresponds the double-screw bolt equally in the upper end of extension bar, with this upper end through the double-screw bolt sets up a couple, and then realize the purpose of addding the dust screen, wherein extension bar material and pipe diameter all are the same with the bracing piece, length can be 0.5 times-1 times of bracing piece. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

The foregoing is considered as illustrative and exemplary embodiments of the present invention, and not as limiting the invention, and all such modifications, equivalents, and improvements that come within the spirit and scope of the invention are desired to be protected.

Claims

1. The bridge safety protection device is characterized by comprising a protection net and supporting pieces, wherein the supporting pieces are distributed at the edge of a bridge at intervals, and the protection net is detachably connected between any two adjacent supporting pieces;

2. The bridge safety protection device according to claim 1, wherein a flange folded towards the outside of the bridge is arranged on the lower edge of the base, and the upper surface of the flange abuts against the bottom of the support rod;

3. The bridge safety protection device according to claim 1, wherein a bending part is arranged above the support rod corresponding to the base, and the upper end of the support rod is transited to the position right above the base through the bending part and extends upwards and vertically.

4. The bridge safety guard of claim 3, wherein a reinforcing plate connected to the bent portion is disposed above the base.

5. The bridge safety protection device according to claim 1, wherein the connecting pieces are support bars arranged at two ends of the length direction of the protection net, screw holes are formed in the support bars, ear plates corresponding to the support bars are arranged on the side portions of the support bars, and second bolts connected to the support bars are arranged on the ear plates.

6. The bridge safety protection device according to claim 4, wherein a stud is threadedly assembled on the top of the support rod, an upper hook is arranged on the side portion of the stud, a lower hook is arranged on the reinforcing plate, and a dust screen is connected to the inner side of the protection device through the upper hook and the lower hook.

7. The bridge safety protection device of claim 6, wherein hanging rings corresponding to the upper hook and the lower hook are arranged on two sides of the dust screen.

8. The bridge safety protection device according to claim 1, wherein two horizontal screw holes distributed along the extension direction of the bridge are formed in the part of the base corresponding to the bridge deck;

9. The bridge safety protection device according to claim 8, wherein the horizontal screw hole is a kidney-shaped hole extending along the extension direction of the bridge;