CN214301264U - Guardrail for bridge - Google Patents

Abstract

The utility model discloses a guardrail for a bridge, which comprises upright posts, wherein a cross rod is evenly welded between two upright posts, vertical rods are vertically welded on the cross rod at equal intervals, an inner cavity is arranged in the upper end of the outer surface of one upright post, a limiting spring is transversely and fixedly connected on the rear side wall surface of the inner cavity, the limiting spring is connected with a pull rod, the pull rod penetrates through the inner cavity and extends forwards to the outer part of the upright post, a baffle is welded on the tail end of the pull rod, the baffle is contacted with the outer wall of the upright post, the pull rod is arranged in a support plate fixed on the two wall surfaces of the inner cavity, a circular through groove is arranged in the support plate, movable grooves are symmetrically arranged on the two ends of the vertical axis and the horizontal axis of the circular through groove, a reset spring is arranged in the movable groove, the reset spring penetrates through the movable grooves and extends into the circular through groove, a clamping block is fixed on the tail end of the clamping block and is tightly attached to the outer wall of the pull rod, a hanging rope is sheathed on one section of the pull rod exposed outside, the hanging rope is fixedly connected to the life ring.

Description

Guardrail for bridge

Technical Field

The utility model relates to a bridge engineering technical field especially relates to a guardrail for bridge.

Background

Bridge guardrail sets up the protector in bridge limit or bridge as one kind, and its purpose is in order to prevent that the vehicle from rushing out the bridge floor or the pedestrian from freely shuttling back and forth and causing danger when taking place the traffic accident to the guardrail setting still should have the function of beautifying the building on bridge class building. The bridge guardrail is provided with a life buoy for helping people falling into water.

According to "a guardrail for municipal bridge" of application No. CN201921680134.7, it is through being connected according to pressing board and reference column bolted connection to hang the life buoy on the reference column, can take off the life buoy fast when using, but it passes through bolted connection, after long-time, easily becomes flexible and drops.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a guardrail for bridge only needs to pull out the pull rod and can take off the life buoy, and is very convenient, when not using the life buoy, drives the clamp splice through reset spring and cliies the pull rod, and limit spring holds the pull rod, can make the pull rod take the baffle to paste the stand for the life buoy is difficult to drop, has still avoided threaded connection to cross the problem that the back is not hard up easily for a long time.

In order to solve the technical problem, the utility model provides a following technical scheme: a guardrail for a bridge comprises upright posts, wherein cross rods are uniformly welded between the two upright posts, vertical rods are vertically welded on the cross rods at equal intervals, an inner cavity is formed in the upper end of the outer surface of one side of the upright post, a limiting spring is transversely and fixedly connected to the rear side wall surface of the inner cavity, the limiting spring is connected with a pull rod, the pull rod penetrates through the inner cavity and extends forwards to the outer parts of the upright posts, a baffle is welded at the tail end of the pull rod and is in contact with the outer wall of the upright post, the pull rod penetrates through a supporting plate fixed on two wall surfaces of the inner cavity, a circular through groove is formed in the supporting plate, movable grooves are symmetrically formed in the two ends of the vertical central axis and the horizontal central axis of the circular through groove, a reset spring is arranged in each movable groove, the reset spring penetrates through the movable grooves and extends into the circular through groove, and clamping blocks are fixed on the tail end of the reset spring, the clamping blocks are tightly attached to the outer wall of the pull rod, a hanging rope is sleeved on a section of the pull rod exposed outside, and the hanging rope is fixedly connected to the life ring.

As a preferred technical scheme of the utility model, two all the fixed supporting pad that is equipped with on the bottom of stand, the cavity has been seted up in the supporting pad, the balancing weight has been placed in the cavity.

As an optimal technical scheme of the utility model, two all install the light on the top of stand.

As an optimized technical scheme of the utility model, the outside of stand and horizontal pole is all stained with anti-light strip on the surface.

As an optimized technical proposal of the utility model, the outer wall of one side of the clamping block contacted with the pull rod is coated with a layer of cushion.

As an optimal technical scheme of the utility model, be provided with anti-skidding line on the lower surface of supporting pad.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the lifebuoy can be taken down only by pulling out the pull rod through the mutual matching of the limiting spring, the pull rod, the reset spring, the clamping block and the baffle plate, the lifebuoy is very convenient, when the lifebuoy is not used, the clamping block is driven by the reset spring to clamp the pull rod, the limiting spring pulls the pull rod, the pull rod can drive the baffle plate to be attached to the upright post, the lifebuoy is not easy to drop, and the problem that the bolt connection is easy to loosen after a long time;

2. the stand passes through the supporting pad to be supported subaerial, and the balancing weight can aggravate the weight of stand bottom, makes the focus of whole guardrail move down, improves the stability of guardrail, makes the guardrail support ground and can not empty more firmly.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the upright post of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2 according to the present invention;

fig. 4 is a schematic structural view of the support plate of the present invention;

fig. 5 is a schematic view of the internal structure of the support pad of the present invention;

wherein: 1. a column; 2. a light-reflecting strip; 3. an illuminating lamp; 4. a support pad; 5. a cross bar; 6. a vertical rod; 7. a baffle plate; 8. hanging a rope; 9. a life buoy; 10. a limiting spring; 11. a pull rod; 12. a support plate; 13. a movable groove; 14. a return spring; 15. a clamping block; 16. and a balancing weight.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1, 2, 3 and 4, the utility model provides a guardrail for bridge, which comprises two upright posts 1, wherein cross rods 5 are uniformly welded between the two upright posts 1, vertical rods 6 are equidistantly and vertically welded on the cross rods 5, an inner cavity is arranged in the upper end of the outer surface of one side of the upright post 1, a limit spring 10 is transversely and fixedly connected on the rear side wall surface of the inner cavity, the limit spring 10 is connected with a pull rod 11, the pull rod 11 penetrates through the inner cavity and extends forwards to the outside of the upright post 1, a baffle 7 is welded on the tail end of the pull rod, the baffle 7 is contacted with the outer wall of the upright post 1, the pull rod 11 is arranged in a support plate 12 fixed on the two wall surfaces of the inner cavity, a circular through groove is arranged in the support plate 12, movable grooves 13 are symmetrically arranged on the two ends of the vertical central axis and the horizontal central axis of the circular through groove, and a reset spring 14 is arranged in the movable groove 13, the return spring 14 penetrates through the movable groove 13 and extends into the circular through groove, a clamping block 15 is fixed at the tail end of the return spring, the clamping block 15 is tightly attached to the outer wall of the pull rod 11, a hanging rope 8 is sleeved on a section of the pull rod 11 exposed outside, and the hanging rope 8 is fixedly connected to the life buoy 9;

when using life buoy 9, hold and twitch baffle 7, baffle 7 drives pull rod 11 and outwards removes, pull rod 11 removes tensile spacing spring 10, it can take off life buoy 9 fast to hang rope 8 from pull rod 11 this moment, when not using life buoy 9, pull rod 11 alternates at circular logical inslot, its outer wall extrudees clamp splice 15, clamp splice 15 atress compression reset spring 14, reset spring 14 kick-backs afterwards and drives clamp splice 15 and make it tightly clip pull rod 11, spacing spring 10 also holds pull rod 11 simultaneously, make baffle 7 can paste stand 1, it just can not fall down to hang rope 8 like this. Through the spacing spring 10 that sets up, pull rod 11, reset spring 14, mutually support between clamp splice 15 and the baffle 7, only need pull out pull rod 11 and can take off life buoy 9, and is very convenient, when not using life buoy 9, drive clamp splice 15 through reset spring 14 and carry pull rod 11, spacing spring 10 withstands pull rod 11, can make pull rod 11 take baffle 7 to paste stand 1, make life buoy 9 be difficult to drop, still avoided bolted connection to cross the easy not hard up problem in back for a long time.

In another embodiment, as shown in fig. 1 and 5, the embodiment discloses that a supporting pad 4 is fixed on the bottom end of each of the two columns 1, a cavity is formed in the supporting pad 4, and a counterweight 16 is placed in the cavity;

the stand 1 supports subaerial through supporting pad 4, and balancing weight 16 can aggravate the weight of 1 bottom of stand, makes the focus of whole guardrail move down, improves the stability of guardrail, makes the guardrail support more firmly subaerial and can not empty.

In another embodiment, as shown in fig. 1, the embodiment discloses that the top ends of two upright posts 1 are both provided with an illuminating lamp 3; through the light 3 that sets up, can provide light for passerby or the person of riding the bicycle of walking on the bridge for this part people can see the way of sole clearly.

In another embodiment, as shown in fig. 1, the present embodiment discloses that reflective stripes 2 are adhered to the outer side surfaces of the columns 1 and the cross bars 5; through the reflection of light strip 2 that sets up, when the vehicle went on the bridge night, the position of guardrail can be seen on reflection of light strip 2 in light irradiation, can provide the direction for the automobile goes.

In another embodiment, as shown in fig. 4, this embodiment discloses that a cushion is attached to the outer wall of the clamp 15 on the side contacting the pull rod 11; through the layer of cushion that pastes on clamp splice 15, when clamp splice 15 presss from both sides tight pull rod 11, the cushion separates between the two, can play the guard action, prevents that clamp splice 15 from pressing from both sides tight pull rod 11 directly and causing the damage to it.

In another embodiment, as shown in fig. 5, the present embodiment discloses that the lower surface of the supporting pad 4 is provided with anti-slip lines; through the anti-skidding line that sets up on 4 lower surfaces of supporting pad, can increase its and the ground between frictional force, improve the stability and the security of guardrail.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. 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 foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a guardrail for bridge, includes stand (1), two evenly welded has horizontal pole (5) between stand (1), equidistant vertical welding has montant (6), its characterized in that on horizontal pole (5): an inner cavity is formed in the upper end of the outer surface of the upright post (1) on one side, a limiting spring (10) is transversely and fixedly connected to the rear side wall surface of the inner cavity, the limiting spring (10) is connected with a pull rod (11), the pull rod (11) penetrates through the inner cavity and extends forwards to the outer portion of the upright post (1), a baffle (7) is welded to the tail end of the pull rod, the baffle (7) is in contact with the outer wall of the upright post (1), the pull rod (11) is arranged in a supporting plate (12) fixed on two wall surfaces of the inner cavity in a penetrating manner, a circular through groove is formed in the supporting plate (12), movable grooves (13) are symmetrically formed in the two ends of a vertical central axis and a horizontal central axis of the circular through groove, a reset spring (14) is arranged in the movable groove (13), the reset spring (14) penetrates through the movable groove (13) and extends into the circular through groove, and a clamping block (15) is fixed to the tail end of the movable groove (13), the clamping blocks (15) are tightly attached to the outer wall of the pull rod (11), a hanging rope (8) is sleeved on a section of the pull rod (11) exposed outside, and the hanging rope (8) is fixedly connected to the life buoy (9).

2. The guardrail for a bridge of claim 1, wherein: the bottom of two stand (1) is all fixed and is equipped with supporting pad (4), seted up the cavity in supporting pad (4), balancing weight (16) have been placed in the cavity.

3. The guardrail for a bridge of claim 1, wherein: and the top ends of the two upright posts (1) are provided with illuminating lamps (3).

4. The guardrail for a bridge of claim 1, wherein: and the outer side surfaces of the upright posts (1) and the cross rods (5) are adhered with the light reflecting strips (2).

5. The guardrail for a bridge of claim 1, wherein: the outer wall of one side of the clamping block (15) contacted with the pull rod (11) is pasted with a layer of soft cushion.

6. The guardrail for a bridge of claim 2, wherein: and anti-skid grains are arranged on the lower surface of the supporting pad (4).

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