Steel structure pedestrian overpass

Abstract

The utility model relates to the technical field of steel structure pedestrian overpasses, in particular to a steel structure pedestrian overpass. The steel structure pedestrian overpass comprises a steel structure pedestrian overpass body, and supporting blocks are evenly arranged on the top of the steel structure pedestrian overpass body. When the steel structure pedestrian overpass main body is transported, the guardrail vertical beams can be moved and stored at the bottom of the steel structure pedestrian overpass main body, so that the occupied space of the steel structure pedestrian overpass main body is reduced, the transportation convenience is improved, and when the steel structure pedestrian overpass main body is constructed, the guardrail cross beams and the guardrail vertical beams are pulled outwards, and the steel structure pedestrian overpass main body can be constructed. Then the guardrail vertical beam is turned upwards to the receding groove, at the moment, the spring drives the round head plug pin to be inserted into the inserting hole through the resilience force of the spring, the guardrail vertical beam is automatically locked in the receding groove, therefore, connection and fixation between the guardrail and the steel structure pedestrian overpass body are rapidly completed, and then the building efficiency of the steel structure pedestrian overpass body is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of steel structure footbridge, and specifically relates to a steel structure footbridge. BACKGROUND

[0002] At present, the way adopted in solving the problem of pedestrian and motor vehicle crossing urban street at home and abroad is generally to erect footbridge, and such footbridge is basically regarded as a construction project to be designed and constructed.

[0003] The existing steel structure footbridge is simple in structure, and when the steel structure footbridge is built, workers need to install guardrails on the main body of the steel structure footbridge, and the traditional guardrail installation mode is mostly through welding or using various bolts to fix, since there are many connecting points between the guardrails and the steel structure footbridge, when the guardrails are installed, the connecting points between the guardrails and the steel structure footbridge need to be fixed one by one through welding or using various bolts, so that the building efficiency of the steel structure footbridge is reduced, and technical innovation is made on the basis of the existing steel structure footbridge in view of the above situation. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a steel structure footbridge to solve the problems in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a steel structure footbridge comprises:

[0006] The main body of the steel structure footbridge is uniformly provided with support blocks on the top, recesses are formed in the outer side of the support blocks, through holes are formed in the recesses, handles are placed on the outer side of the support blocks, round head latches and springs are arranged on the outer side wall of the handles, the springs are located on the outer circle of the round head latches, the springs are arranged in the recesses, the round head part of the round head latches penetrates the recesses and the through holes and is located on the outer side of the support blocks, two groups of guardrail cross beams are uniformly placed below the main body of the steel structure footbridge, guardrail vertical beams are uniformly arranged on the opposite sides of the two groups of guardrail cross beams, insertion holes are formed in the outer side wall of the guardrail vertical beams, the insertion holes correspond to the round head latches, avoiding grooves are uniformly formed on the front and back sides of the main body of the steel structure footbridge, the avoiding grooves penetrate the upper and lower sides of the main body of the steel structure footbridge, and the avoiding grooves correspond to the guardrail vertical beams.

[0007] Preferably, the four corners of the outer side wall of the guardrail vertical beam are designed as round arc chamfers, and correspond to the round head part of the round head latches.

[0008] Preferably, the bottom of the steel structure pedestrian overpass body is uniformly provided with convex grooves corresponding to the avoidance grooves, and the bottom of the steel structure pedestrian overpass body is uniformly provided with concave seats, the top of the concave seat is provided with a convex block, and the convex block is arranged in the convex groove.

[0009] Preferably, the guardrail vertical beam is arranged in the concave seat away from the side of the guardrail horizontal beam, the front side of the guardrail vertical beam is provided with a mounting hole, and the mounting hole is provided with a rotating shaft arranged in the concave seat.

[0010] Preferably, the bottom of the concave seat is provided with a limiting plate, and the top of the limiting plate is attached to the bottom of the guardrail vertical beam.

[0011] Preferably, the inner side wall of the avoidance groove is provided with a buffer pad corresponding to the guardrail vertical beam.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] The utility model discloses a kind of steel structure pedestrian overpass, which can reduce the occupied space of steel structure pedestrian overpass body by moving and accommodating guardrail vertical beam to the bottom of steel structure pedestrian overpass body when transporting steel structure pedestrian overpass body, to improve transportation convenience, and when building steel structure pedestrian overpass body, only need to pull guardrail horizontal beam and guardrail vertical beam outward, then the guardrail vertical beam is turned up to avoidance groove, at this time, spring is inserted into insertion hole by using its own rebound force with round head latch, to automatically lock guardrail vertical beam in avoidance groove, to quickly complete the connection and fixation between guardrail and steel structure pedestrian overpass body, to improve the building efficiency of steel structure pedestrian overpass body. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structure schematic view of the utility model one kind steel structure pedestrian overpass;

[0015] Figure 2 It is a bottom view of the utility model one kind steel structure pedestrian overpass;

[0016] Figure 3 It is a right side sectional view of the utility model one kind steel structure pedestrian overpass;

[0017] Figure 4 It is a top partial sectional view of the utility model one kind steel structure pedestrian overpass.

[0018] In the drawing: 1, steel structure pedestrian overpass body;11, avoidance groove;12, guardrail vertical beam;13, guardrail horizontal beam;14, buffer pad;2, support block;21, handle;22, round head latch;23, spring;3, concave seat;31, limiting plate;32, insertion hole;33, rotating shaft;34, convex block. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] Please refer to Figures 1-4 A steel structure pedestrian bridge, including steel structure pedestrian bridge main body 1, the top of steel structure pedestrian bridge main body 1 is uniformly fixed with support block 2, the outer side of support block 2 is provided with recess, recess is provided with through hole, the outer side of support block 2 is placed with handle 21, the outer side wall of handle 21 is fixed with round head latch 22 and spring 23, spring 23 is located at the outer circle of round head latch 22, spring 23 is fixed in recess, the round head portion of round head latch 22 penetrates recess and through hole, is located at the outer side of support block 2, the lower of steel structure pedestrian bridge main body 1 is uniformly placed with two groups of guardrail cross beam 13, the opposite side of two groups of guardrail cross beam 13 is uniformly fixed with guardrail vertical beam 12, the outer side wall of guardrail vertical beam 12 is provided with insertion hole 32, insertion hole 32 corresponds with round head latch 22, the front and rear sides of steel structure pedestrian bridge main body 1 are uniformly provided with avoiding slot 11, avoiding slot 11 penetrates the upper and lower sides of steel structure pedestrian bridge main body 1, avoiding slot 11 corresponds with guardrail vertical beam 12, the four corners of the outer side wall of guardrail vertical beam 12 are all round arc chamfer design, and correspond with the round head portion of round head latch 22, guardrail cross beam 13 can be used to pull guardrail vertical beam 12 outward, the bottom of steel structure pedestrian bridge main body 1 is uniformly provided with convex slot, convex slot corresponds with avoiding slot 11, the bottom of steel structure pedestrian bridge main body 1 is uniformly placed with concave seat 3, the top of concave seat 3 is fixed with convex block 34, convex block 34 is slidingly arranged in convex slot, convex block 34 is used to assist the stable sliding of concave seat 3, the side of guardrail vertical beam 12 away from guardrail cross beam 13 is rotatably arranged in concave seat 3, the front side of guardrail vertical beam 12 is provided with mounting hole, mounting hole is rotatably provided with rotating shaft 33, rotating shaft 33 is fixed in concave seat 3, the bottom of concave seat 3 is fixed with limiting plate 31, the top of limiting plate 31 is attached to the bottom of guardrail vertical beam 12, limiting plate 31 is used to prevent guardrail vertical beam 12 from overturning downward in concave seat 3, the inner side wall of avoiding slot 11 is fixed with buffer pad 14, buffer pad 14 corresponds with guardrail vertical beam 12.

[0021] Working principle: the guardrail beam 13 can be pulled outwards, the guardrail vertical beam 12 pulls the concave seat 3 and the limiting plate 31 to slide synchronously through the rotating shaft 33, the limiting plate 31 prevents the guardrail vertical beam 12 from turning down in the concave seat 3, the convex block 34 assists the stable sliding of the concave seat 3, when the rotating shaft 33 is located directly below the avoiding slot 11, the guardrail vertical beam 12 can be turned up 90 degrees with the rotating shaft 33 as the center, so that the guardrail vertical beam 12 is turned into the avoiding slot 11, when the guardrail vertical beam 12 is turned into the avoiding slot 11, the arc design of the outer side wall corner of the guardrail vertical beam 12 will be in contact with the round head part of the round pin 22, at this time, the round head design of the outer side wall corner of the avoiding slot 11 can make the guardrail vertical beam 12 turn into the avoiding slot 11, and automatically move outward to resist the round head part of the round pin 22, so that the round pin 22 avoids the supporting block 2, when the guardrail vertical beam 12 is turned into the avoiding slot 11, and the insertion hole 32 opened on the outer side of the guardrail vertical beam 12 is aligned with the round pin 22, the spring 23 uses its rebound force to drive the round pin 22 to move inward and reset into the insertion hole 32 through the handle 21, so as to lock the guardrail vertical beam 12 in the avoiding slot 11, the buffer pad 14 can prevent the guardrail vertical beam 12 from turning in the avoiding slot 11 and producing hard impact with the steel structure pedestrian overpass main body 1.

Claims

1. A steel structure pedestrian bridge, characterized in that, include: The main body (1) of the steel structure pedestrian bridge has support blocks (2) evenly arranged on the top of the main body (1). The outer side of the support block (2) is provided with a groove, and a through hole is provided in the groove. A handle (21) is placed on the outer side of the support block (2). A round-headed pin (22) and a spring (23) are provided on the outer wall of the handle (21). The spring (23) is located on the outer ring of the round-headed pin (22). The spring (23) is set in the groove. The round-headed part of the round-headed pin (22) passes through the groove and the through hole and is located on the outer side of the support block (2). On the side, two sets of guardrail beams (13) are evenly placed below the main body (1) of the steel structure pedestrian bridge. Guardrail beams (12) are evenly arranged on opposite sides of the two sets of guardrail beams (13). Insertion holes (32) are opened on the outer side wall of the guardrail beams (12). The insertion holes (32) correspond to the round-headed pins (22). Avoidance grooves (11) are evenly opened on the front and rear sides of the main body (1) of the steel structure pedestrian bridge. The avoidance grooves (11) penetrate the upper and lower sides of the main body (1) of the steel structure pedestrian bridge. The avoidance grooves (11) correspond to the guardrail beams (12).

2. A steel structure pedestrian bridge according to claim 1, characterized in that: The four corners of the outer wall of the guardrail vertical beam (12) are all rounded and chamfered, and correspond to the rounded part of the rounded pin (22).

3. A steel structure pedestrian bridge according to claim 1, characterized in that: The bottom of the main body (1) of the steel structure pedestrian bridge is uniformly provided with convex grooves, which correspond to the clearance grooves (11). The bottom of the main body (1) of the steel structure pedestrian bridge is uniformly provided with concave seats (3), and the top of the concave seats (3) is provided with convex blocks (34), which are located in the convex grooves.

4. A steel structure pedestrian bridge according to claim 3, characterized in that: The side of the guardrail vertical beam (12) away from the guardrail horizontal beam (13) is set in the concave seat (3). The front side of the guardrail vertical beam (12) is provided with a through mounting hole. A rotating shaft (33) is provided in the mounting hole and is set in the concave seat (3).

5. A steel structure pedestrian bridge according to claim 4, characterized in that: The bottom of the concave seat (3) is provided with a limiting plate (31), and the top of the limiting plate (31) is in contact with the bottom of the guardrail vertical beam (12).

6. A steel structure pedestrian bridge according to claim 1, characterized in that: The inner wall of the clearance groove (11) is provided with a buffer pad (14), which corresponds to the guardrail vertical beam (12).

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