CN211256662U

CN211256662U - Rail guard for civil engineering bridge

Info

Publication number: CN211256662U
Application number: CN201921734038.6U
Authority: CN
Inventors: 宋龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-08-14
Anticipated expiration: 2029-10-16

Abstract

The utility model relates to the field of civil engineering, in particular to a guard railing for civil engineering bridges, which comprises a plurality of groups of fixed rods fixed at the side of a bridge, wherein the upper ends of the fixed rods are provided with first grooves, the upper sides of the first grooves are provided with fixed components, each fixed component comprises a concave block and an insertion block arranged at the lower side of the inner wall of the concave block, the insertion block can be inserted into the first groove, the rear side of the lower part of each fixed rod is provided with a second groove, the fixed plates are fixedly arranged in the second grooves, and an upper cross beam and a lower cross beam are respectively arranged between two adjacent groups of fixed rods; the utility model discloses a modularization equipment, damage or corrosion when wherein a set of module, only need with trade wherein a set of can, need not with trading a set of device, the waste that the whole caused is traded with significantly reducing, reduces the maintenance cost, simultaneously through increasing the net that falls of preventing, not only reducible rubbish drops the rubbish recovery cost that brings to the bridge bottom side, can reduce the emergence of jumping the bridge probability to a certain extent moreover.

Description

Rail guard for civil engineering bridge

Technical Field

The utility model relates to a civil engineering field, concretely relates to rail guard for civil engineering bridge.

Background

Generally, guard rails are arranged on two sides of a bridge, so that pedestrians or vehicles are prevented from falling from two sides of the bridge, and the safety factor of the pedestrians or vehicles on the bridge is improved.

At present, most of protective guards for bridges adopt integrally welded frames; however, as time goes on, some parts of the guard rail are damaged or rusted, so that the whole frame of the damaged part needs to be disassembled and replaced, thereby causing unnecessary waste.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

To the above-mentioned shortcoming that prior art exists, the utility model provides a rail guard for civil engineering bridge can solve prior art's increase along with time effectively, and damage or corrosion can appear in some positions of rail guard to the whole frame that needs damage portion is dismantled and is traded, and then causes the extravagant problem of unnecessary.

Technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a guard railing for civil engineering bridges comprises a plurality of groups of fixed rods fixed on the side of a bridge, wherein first grooves are formed in the upper ends of the fixed rods, fixing assemblies are arranged on the upper sides of the first grooves, each fixing assembly comprises a concave block and an inserting block arranged on the lower side of the inner wall of the concave block, each inserting block can be inserted into the corresponding first groove, second grooves are formed in the rear sides of the lower portions of the fixed rods, fixing plates are fixedly arranged in the corresponding second grooves, an upper cross beam and a lower cross beam are respectively arranged between every two adjacent groups of fixed rods, first rectangular tenon blocks which are inserted and matched with the first grooves are arranged at two ends of the upper cross beam, spring telescopic rods are respectively connected to two front sides of the upper cross beam in a hinged and rotating mode, an anti-falling net is connected to the front side of the lower cross beam in a hinged and rotating mode, the left side and the right side of the front portion of the anti-falling net are respectively connected with, a plurality of groups of slots are formed in the upper side of the lower cross beam and the lower side of the upper cross beam at equal intervals, and handrails are inserted between the two groups of slots in the up-down symmetry.

Furthermore, the upper portion of the first groove is provided with a first threaded hole in a penetrating mode, the lower portion of the inserting block is provided with a second threaded hole matched with the first threaded hole, and after the inserting block is inserted into the first groove, the inserting block penetrates through the second threaded hole and the first threaded hole through a screw, so that the inserting block is fixedly connected with the first groove.

Furthermore, threaded grooves are symmetrically formed in the inner wall of the second groove, third threaded holes matched with the threaded grooves are symmetrically formed in the fixing plate, the fixing plate is clamped into the second groove, a screw penetrates through the third threaded holes and enters the threaded grooves in a screwed mode, and the fixing plate is fixedly connected with the second groove.

Furthermore, a fourth threaded hole matched with the threaded groove and the third threaded hole is formed in the middle of the second rectangular tenon block, after the second rectangular tenon block is inserted into the second groove, the fixing plate is clamped into the second groove, the screw penetrates through the third threaded hole and enters the threaded groove, and the lower cross beam is fixedly connected with the fixing rod.

Furthermore, mortises are formed in the upper sides of the first rectangular tenon blocks, third rectangular tenon blocks matched with the mortises in an inserting mode are symmetrically arranged on the bottom sides of the inserting blocks, and the stability of the upper cross beam and the fixing rod is improved while the upper cross beam is limited to move left and right.

Furthermore, the railing includes the arc frame and sets up the inserted block at arc frame both ends respectively, and the inserted block all pegs graft with the slot and cooperates to be convenient for the railing to install between entablature and bottom end rail.

Advantageous effects

Adopt the utility model provides a technical scheme compares with known public technique, has following beneficial effect:

the utility model discloses a modularization equipment, damage or corrosion when wherein a set of module, only need with trade wherein a set of can, need not with trading a set of device, the waste that the whole caused is traded with significantly reducing, reduces the maintenance cost, simultaneously through increasing the net that falls of preventing, not only reducible rubbish drops the rubbish recovery cost that brings to the bridge bottom side, can reduce the emergence of jumping the bridge probability to a certain extent moreover.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a schematic view of a front view angle structure of the present invention;

fig. 2 is a schematic diagram of the rear view structure of the present invention;

FIG. 3 is a schematic structural view of the fixing rod and the fixing plate of the present invention;

FIG. 4 is a schematic view of the concave block structure of the present invention;

fig. 5 is a schematic view of an explosion structure between the upper cross beam and the lower cross beam of the present invention;

the reference numerals in the drawings denote: 1-fixing the rod; 2-a first groove; 3-a concave block; 4-a plug-in block; 5-a second groove; 6, fixing a plate; 7-upper cross beam; 8-a lower cross beam; 9-a first rectangular tenon block; 10-spring telescopic rod; 11-anti-falling net; 12-a second rectangular tenon block; 13-a slot; 14-a first threaded hole; 15-a second threaded hole; 16-thread groove; 17-a third threaded hole; 18-a tongue and groove; 19-a third rectangular tenon block; 20-an arc-shaped frame; 21-insert block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Examples

The guard rail for civil engineering bridge of this embodiment, refer to fig. 1-5: comprises a plurality of groups of fixed rods 1 fixed at the side of a bridge, the upper ends of the fixed rods 1 are respectively provided with a first groove 2, the upper sides of the first grooves 2 are respectively provided with a fixed component, the fixed components comprise concave blocks 3 and inserting blocks 4 arranged at the lower sides of the inner walls of the concave blocks 3, the inserting blocks 4 can be inserted into the first grooves 2, the rear sides of the lower parts of the fixed rods 1 are respectively provided with a second groove 5, fixed plates 6 are respectively fixedly arranged in the second grooves 5, an upper cross beam 7 and a lower cross beam 8 are respectively arranged between two adjacent groups of fixed rods 1, both ends of the upper cross beam 7 are respectively provided with a first rectangular tenon block 9 which is inserted and matched with the first grooves 2, both parts of the front side of the upper cross beam 7 are respectively connected with a spring telescopic rod 10 through hinged rotation, the front side of the lower cross beam 8 is connected with an anti-falling net 11 through hinged rotation, both the left side and the right side of the front part of the anti-falling net 11 are respectively, a plurality of groups of slots 13 are arranged on the upper side of the lower cross beam 8 and the lower side of the upper cross beam 7 at equal intervals, and railings are inserted between the two groups of slots 13 which are symmetrical up and down.

The upper part of the first groove 2 is provided with a first threaded hole 14 in a penetrating way, and the lower part of the inserting block 4 is provided with a second threaded hole 15 matched with the first threaded hole 14; the inner walls of the second grooves 5 are symmetrically provided with thread grooves 16, and the fixing plates 6 are symmetrically provided with third threaded holes 17 matched with the thread grooves 16; the middle part of the second rectangular tenon block 12 is provided with a fourth threaded hole matched with the threaded groove 16 and the third threaded hole 17; the upper sides of the first rectangular tenon blocks 9 are provided with mortises 18, and the bottom sides of the inserting blocks 4 are symmetrically provided with third rectangular tenon blocks 19 which are inserted and matched with the mortises 18; including railing arc frame 20 and set up the inserted block 21 at arc frame 20 both ends respectively, inserted block 21 all with slot 13 grafting cooperation.

During installation, after a plurality of groups of fixed rods 1 are installed at the reserved position on the side of a bridge at equal intervals through screws, each group of anti-falling nets 11 are installed on the front side of each group of lower cross beams 8 through hinges respectively, the front ends of spring telescopic rods 10 are installed on the front sides of the anti-falling nets 11 through the hinges, second rectangular tenon blocks 12 at two ends of each group of lower cross beams 8 are clamped into second grooves 5 between two adjacent groups of fixed rods 1 respectively, then fixed plates 6 are clamped into the second grooves 5, so that the fixed plates 6 are located on the rear sides of the second rectangular tenon blocks 12, and the fixed plates 6 and the second rectangular tenon blocks 12 are fixed in the second grooves 5 through screws, so that the lower cross beams 8 are installed between two adjacent groups of fixed rods 1; one end of each group of railings is inserted into the slot 13 of the lower cross beam 8, then the first rectangular tenon blocks 9 at two ends of each group of upper cross beams 7 are inserted into the first grooves 2 between the two adjacent groups of fixed rods 1, the upper ends of each group of railings are inserted into the slots 13 of the upper cross beams 7, then the rear ends of the spring telescopic rods 10 are all installed on the front side of the upper cross beams 7 through the hinged parts, and the rotating connection of the spring telescopic rods 10 and the upper cross beams 7 is realized; and then inserting the inserting blocks 4 of the concave blocks 3 into the first grooves 2, so that the inserting blocks 4 extrude and fix the first rectangular tenon blocks 9 of the two adjacent groups of upper cross beams 7, and fixedly connecting the concave blocks 3 at the upper ends of the fixing rods 1 through screws, and finally realizing the integral installation of the guard railing.

The device passes through the modularization equipment, damages or the corrosion when one of them a set of module, only need with trade one of them a set of can, need not with trading a set of device, the waste that the whole caused is traded with significantly reducing, reduces the maintenance cost, simultaneously through increasing the net that falls of preventing, not only reducible rubbish drops the rubbish recovery cost that brings to the bridge bottom side, can reduce the emergence of jumping the bridge probability to a certain extent moreover.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a rail guard for civil engineering bridge, includes that a plurality of groups fix dead lever (1) at the bridge avris, its characterized in that: the upper ends of the fixing rods (1) are respectively provided with a first groove (2), the upper sides of the first grooves (2) are respectively provided with a fixing component, each fixing component comprises a concave block (3) and an inserting block (4) arranged on the lower side of the inner wall of the concave block (3), the inserting blocks (4) can be inserted into the first grooves (2), the rear sides of the lower parts of the fixing rods (1) are respectively provided with a second groove (5), fixing plates (6) are respectively fixedly arranged in the second grooves (5), an upper cross beam (7) and a lower cross beam (8) are respectively arranged between two adjacent groups of fixing rods (1), both ends of the upper cross beam (7) are respectively provided with a first rectangular tenon block (9) which is in inserting fit with the first grooves (2), both parts of the front side of the upper cross beam (7) are respectively connected with a spring telescopic rod (10) through hinged rotation, the front side of the lower cross beam (8) is connected with an anti, the left side and the right side of the front portion of the anti-falling net (11) are rotatably connected with the rod ends of the spring telescopic rods (10) through hinges, the two ends of the lower cross beam (8) are respectively provided with a second rectangular tenon block (12) which is connected with the second groove (5) in a clamping mode, a plurality of groups of slots (13) are formed in the upper side of the lower cross beam (8) and the lower side of the upper cross beam (7) at equal intervals, and handrails are inserted between two groups of slots (13) in the vertical symmetry.

2. The guard rail for civil engineering bridges of claim 1, wherein the upper part of the first groove (2) is provided with a first threaded hole (14) in a penetrating way, and the lower part of the insertion block (4) is provided with a second threaded hole (15) matched with the first threaded hole (14).

3. The guard rail for civil engineering bridges of claim 1, wherein the inner walls of the second grooves (5) are symmetrically provided with thread grooves (16), and the fixing plates (6) are symmetrically provided with third threaded holes (17) matched with the thread grooves (16).

4. The guard rail for civil engineering bridges of claim 3, wherein the middle parts of the second rectangular tenon blocks (12) are provided with fourth threaded holes matched with the threaded grooves (16) and the third threaded holes (17).

5. The guard rail for civil engineering bridges of claim 1, wherein the upper sides of the first rectangular tenon blocks (9) are provided with mortises (18), and the bottom sides of the insertion blocks (4) are symmetrically provided with third rectangular tenon blocks (19) which are inserted and matched with the mortises (18).

6. The guard rail for civil engineering bridge of claim 1, wherein the guard rail comprises an arc-shaped frame (20) and insertion blocks (21) respectively arranged at two ends of the arc-shaped frame (20), and the insertion blocks (21) are inserted and matched with the insertion grooves (13).