CN113445450B

CN113445450B - Isolation protection device for municipal engineering

Info

Publication number: CN113445450B
Application number: CN202110687395.7A
Authority: CN
Inventors: 范丰; 马盼盼
Original assignee: Guanxian Longxing Transportation Facilities Co ltd
Current assignee: Guanxian Longxing Transportation Facilities Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2023-04-25
Anticipated expiration: 2041-06-21
Also published as: CN113445450A

Abstract

The invention discloses an isolation protection device for municipal engineering, which comprises a plurality of connecting members and guardrail plates assembled between two adjacent connecting members, wherein two guardrail plates are arranged in parallel left and right; the inner side of the connecting member forms a planting space; a keel member for supporting the connection member is buried on the ground, the keel member protruding to the ground; the distance between two adjacent connecting members is controlled to be 180 cm-240 cm; in the device, the keel structure protrudes upwards to the outside of the ground to play a role in separating lanes at two sides, and when the guardrail structure at one side is greatly deformed due to large impact force of a vehicle, the wheels can be effectively limited through the keel structure of the ground; the probability that the vehicle rushes to the lane at the other side is reduced; meanwhile, the keel structure can also be used for installing the connecting component; compared with traditional piling installation, the device is more convenient to install.

Description

Isolation protection device for municipal engineering

Technical Field

The invention relates to an isolation protection device for municipal engineering.

Background

In urban roads, in particular to two-way multi-lane roads, the middle of the road is required to be separated through guardrails, in the prior art, two guardrails are adopted for protection, but the design of the guardrails is considered to prevent vehicles from rushing to the lane on the other side after being collided, so that an energy absorption box is arranged between the guardrail plate and the upright post, and energy absorption is carried out by utilizing deformation of the energy absorption box. However, when the impact force of the vehicle is large, the energy absorption box can be rapidly disabled, and as the energy absorption box can only absorb energy unidirectionally, the vehicle breaks through the guardrail plate on one side and then breaks through the guardrail plate on the other side without the protection of the energy absorption box very easily; resulting in a more serious traffic accident.

Based on the problems, we design an isolation protection device for municipal engineering, which improves the anti-collision capability and avoids the vehicle rushing to the opposite lane.

Disclosure of Invention

The invention aims to solve the technical problem of providing an isolation protection device for municipal engineering, which improves the anti-collision capability and prevents vehicles from rushing to opposite lanes.

In order to solve the problems, the invention adopts the following technical scheme:

the isolation protection device for municipal engineering comprises a plurality of connecting members and guardrail plates assembled between two adjacent connecting members, wherein two guardrail plates are arranged in parallel left and right; the inner side of the connecting member forms a planting space; a keel member for supporting the connection member is buried on the ground, the keel member protruding to the ground; the distance between two adjacent connecting members is controlled to be 180 cm-240 cm.

Preferably, the connecting member includes a base connected to the keel member, the base having two, and a column provided at a top of the base; the upright posts are hollow upright posts, and the upright posts are connected with the base in a welding mode; the wall thickness of the stand column is 8 mm-12 mm; the wall thickness of the upright post is relatively large, and the stress capability is strong. A ring body is detachably assembled outside the upright post; the ring body is in clearance fit with the upright post, and the ring body is in clearance fit with the upright post, so that a deformable space is formed between the ring body and the upright post; two arc-shaped support plates are matched between the ring bodies at two sides; two ends of the arc-shaped support plate are bent to form a connecting plate matched with the ring body; a first connecting plate is welded on the outer surface of the arc-shaped support plate; the connecting plate is parallel to the first connecting plate; a rib plate is welded between the connecting plate and the first connecting plate; the rib plates can increase the structural strength between the two connecting partners and the first connecting plate, and the shock resistance of the device is improved. The two ends of the guardrail plate are bent in an arc shape to form an arc-shaped plate; the guardrail plate is connected with the first connecting plate; the two arc-shaped plates are matched with each other outside the arc-shaped support plate to form a cavity for absorbing energy; when the vehicle impacts the guardrail plate, larger potential energy exists, and the potential energy causes the vehicle to slip far away from the guardrail plate, so that the vehicle is out of control; the convex arc-shaped support plates are matched with the arc-shaped plates at the two ends of the guardrail plate, so that a barrier can be formed when the vehicle moves along the guardrail plate, further movement of the vehicle is prevented, or larger movement resistance is provided. Effectively limiting the vehicle; the arc-shaped support plates on two sides are matched to form a ring, and the deformation resistance of the ring is strong.

Preferably, a rubber buffer piece is arranged in a cavity formed by splicing the two arc-shaped plates and the arc-shaped support plate, and the top of the rubber buffer piece is vertically provided with a hollow energy absorption hole in a penetrating manner; the rubber buffer piece can buffer the impact of the vehicle, and collision loss when the vehicle collides with the arc plate is reduced.

Preferably, the keel structure comprises a ground keel for connecting the base, and an underground keel buried in the ground, wherein the ground keel is connected with the underground keel.

The ground fossil fragments are pour in ground, and be used for connecting the ground fossil fragments of base then be located the top on ground, when this device bore the impact of vehicle, the damage probability of ground fossil fragments is great, adopts bolted connection's mode, is convenient for change impaired ground fossil fragments. The underground keels can provide effective dependence for the ground keels on both sides because the underground keels are poured.

Preferably, the underground keel is V-shaped, and a connecting rod is welded between two ends of the underground keel exposed on the ground; the upper surface of the connecting rod protrudes 10-15 cm above the ground; the upper end face of the connecting rod is equal to the upper end face of the ground keel.

The connecting rod and the ground keel are protruded to the outside of the ground, when the vehicle is impacted, and the guardrail bar is seriously deformed due to the large impact force, the wheels of the vehicle can be limited through the ground keel and the connecting rod, so that the possibility that the vehicle impacts the other side of the road is reduced.

Preferably, an arc-shaped anti-collision plate is welded on the outer side of the guardrail plate.

The radian of the arc-shaped anti-collision plate is 1/3-1/2 pi, and the bending strength of the guardrail plate can be increased through the arc-shaped anti-collision plate.

Preferably, a threaded hole is drilled at the outer wall of the upright post, and the threaded hole radially penetrates through the upright post; the threaded holes are provided with more than 2 up and down, the threaded holes are screwed with stud bolts, and nuts are matched with the stud bolts after the end, far away from the threaded holes, passes through the ring body; the stud is sleeved with a buffer cushion, and the buffer cushion acts between the ring body and the upright post; the upper end of stand is provided with waterproof cap the stand outer wall be close to bottom position department and be provided with the wash port.

The structure is mainly convenient for realizing the installation and the disassembly of the ring body and is convenient for the later maintenance of the facility.

Preferably, two ends of the guardrail plate form limit through the arc-shaped support plate.

This structure for the both ends of guardrail board all are spacing, increase the stability of guardrail board.

Preferably, the outer arc surface of the arc-shaped support plate forms a reinforcing edge after being stamped inwards, a clamping ring is formed on the inner arc surface of the rubber buffer piece in an injection molding mode, and the clamping ring is clamped into the inner side of the reinforcing edge.

According to the technical scheme, the deformation resistance of the arc-shaped support plate can be improved through the arrangement of the reinforcing edges. And meanwhile, the positioning of the rubber buffer piece can be realized.

The beneficial effects of the invention are as follows:

1) In the invention, the guardrail plates at two sides are supported by the connecting component, so that an integral body is formed between the guardrail plates at two sides; the anti-collision capability is increased; secondly, the guardrail plates at the two sides are supported and limited through the arc-shaped support plates, so that the guardrail plates can only bend and deform and cannot deviate along the longitudinal direction of the arc-shaped support plates; the protection failure caused by offset is reduced; secondly, the arc-shaped support plate is arc-shaped, so that when the impact force is large, the arc-shaped support plate can deform and absorb energy; further improving the anti-collision capability of the facility.

2) In the invention, plants can be planted on the inner side of the connecting member, the trunks of the plants are protected by the arc-shaped supporting plates on the two sides, and when the device is impacted by vehicles, the plants planted in the interior can be effectively protected;

3) In the device, the keel structure protrudes upwards to the outside of the ground to play a role in separating lanes at two sides, and when the guardrail structure at one side is greatly deformed due to large impact force of a vehicle, the wheels can be effectively limited through the keel structure of the ground; the probability that the vehicle rushes to the lane at the other side is reduced; meanwhile, the keel structure can also be used for installing the connecting component; compared with the traditional piling installation, the device is more convenient to install;

4) The structure of this device is comparatively simple, and protective capability is stronger, is fit for using widely.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a top view of the present invention;

FIG. 2 is a schematic illustration of the mating of the attachment member and the guardrail plate;

FIG. 3 is a schematic illustration of the connection of an arcuate bracket plate and a guardrail plate;

FIG. 4 is a cross-sectional view of FIG. 3 at B-B;

FIG. 5 is a top view of the post;

FIG. 6 isbase:Sub>A cross-sectional view of FIG. 5 at A-A;

fig. 7 is a schematic view of the installation of the keel structure.

Detailed Description

All of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except for mutually exclusive features and/or steps.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise.

In the description of the present invention, it should be understood that the terms "one end," "the other end," "the outer side," "the upper," "the inner side," "the horizontal," "coaxial," "the center," "the end," "the length," "the outer end," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present invention, unless explicitly specified and limited otherwise, the terms "disposed," "coupled," "connected," "plugged," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

See fig. 1-7.

Example 1

The isolation protection device for municipal engineering comprises a plurality of connecting members 1 and guardrail plates 2 assembled between two adjacent connecting members 1, wherein two guardrail plates 2 are arranged in parallel left and right; the inner side of the connecting member 1 forms a planting space 101; a keel member 3 for supporting the connection member 1 is buried on the ground, and the keel member 3 protrudes to the ground; the distance between two adjacent connecting members 1 was controlled to be 220cm.

Example 2

The connecting member 1 comprises a base 101 connected with the keel members 3, two bases 101 are arranged, and a stand column 102 is arranged at the top of the base 101; the upright post 102 is a hollow upright post, and the upright post 102 is connected with the base 101 in a welding mode; the wall thickness of the upright 102 is 10mm; the wall thickness of the upright 102 is relatively large and the stress capability is high. A ring body 103 is detachably assembled on the outer part of the upright 102; the ring body 103 is in clearance fit with the upright post 102, and the ring body 103 is in clearance fit with the upright post 102, so that a deformable space is formed between the ring body 103 and the upright post 102; two arc-shaped support plates 104 are matched between the ring bodies 103 on two sides; two ends of the arc-shaped support plate 104 are bent to form a connecting plate 105 matched with the ring body 103; a first connecting plate 106 is welded on the outer surface of the arc-shaped support plate 104; the connection plate 105 is parallel to the first connection plate 106; a rib 199 is welded between the connection plate 105 and the first connection plate 106; the provision of the rib 199 can increase the structural strength between the two members 105 and the first connecting plate 106, and increase the impact resistance of the device. The two ends of the guardrail plate 2 are bent in an arc shape to form an arc-shaped plate 201; the guardrail plate 2 is connected with the first connecting plate 106; the two arc-shaped plates 201 form a cavity for absorbing energy after being matched with the outer parts of the arc-shaped support plates 104; after the vehicle impacts the guardrail plate 2, larger potential energy exists, and the potential energy causes the vehicle to slip far away from the guardrail plate 2, so that the vehicle is out of control; by the convex arc-shaped support plates 104 being matched with the arc-shaped plates 201 at the two ends of the guardrail plate 2, a barrier can be formed when the vehicle moves along the guardrail plate 2, further movement of the vehicle is prevented, or larger movement resistance is provided. Effectively limiting the vehicle; the arc-shaped support plates 104 on the two sides are matched to form a ring, and the deformation resistance of the ring is high.

Example 3

A rubber buffer piece 4 is arranged in a cavity formed by splicing the two arc-shaped plates 201 and the arc-shaped support plates 104, and a hollow energy absorption hole 401 is vertically and penetratingly formed in the top of the rubber buffer piece 4; the rubber cushion 4 can cushion the impact of the vehicle and reduce the collision loss when the vehicle collides with the curved plate 201.

Example 4

The keel structure 3 includes a ground keel 301 for connecting the base 101, and an underground keel 302 buried in the ground, the ground keel 301 being connected to the underground keel 302.

The ground fossil fragments 302 are pour in ground, and be used for connecting the ground fossil fragments 301 of base 101 then lie in the top on ground, when this device bears the impact of vehicle, the damage probability of ground fossil fragments 301 is great, adopts bolted connection's mode, is convenient for change impaired ground fossil fragments 301. The ground runners 302, by virtue of being poured, can provide an effective rest for the floor runners 301 on both sides.

Example 5

The underground keel 302 is V-shaped, and a connecting rod 303 is welded between two ends of the underground keel, which are exposed on the ground; the upper surface of the connecting rod 303 protrudes 12cm above the ground; the upper end surface of the connecting rod 303 is equal to the upper end surface of the ground keel 301.

The connecting rod 303 and the ground keel 301 are both protruded to the outside of the ground, when the vehicle collides and the guardrail bar is seriously deformed due to large collision force, the wheels of the vehicle can be limited through the ground keel 301 and the connecting rod 303, and the possibility that the vehicle impacts the other side of the road is reduced.

Example 6

An arc-shaped anti-collision plate 221 is welded on the outer side of the guardrail plate 2.

The arc of the arc-shaped collision preventing plate 221 is 1/3 pi, and the bending strength of the guardrail plate 2 can be increased through the arc-shaped collision preventing plate 221.

Example 7

A threaded hole is drilled at the outer wall of the upright post 102, and the threaded hole radially penetrates through the upright post 102; the threaded holes are provided with more than 2 up and down, the threaded holes are screwed with the stud bolts 121, and the end, far away from the threaded holes, of the stud bolts 121 penetrates through the ring body 103 and is matched with the nuts 131; a cushion pad 141 is sleeved on the stud 121, and the cushion pad 141 acts between the ring 103 and the upright post 102; a waterproof cap 122 is provided at the upper end of the upright post 102, and a drain hole 133 is provided at a position near the bottom of the outer wall of the upright post 102.

The structure is mainly convenient for realizing the installation and the disassembly of the ring body 103 and the maintenance of the facility in the later period.

Example 8

The two ends of the guardrail plate 2 are limited by the arc-shaped support plates 104.

This structure for both ends of guardrail plate 2 are all spacing, increase guardrail plate 2's stability.

Example 9

The outer arc surface of the arc-shaped support plate 104 is stamped to form a reinforcing edge 188, the inner arc surface of the rubber buffer 4 is injection-molded with a clamping ring 444, and the clamping ring is clamped into the inner side of the reinforcing edge 188.

The above-described solution can increase the deformation resistance of the arc-shaped support plate 104 by providing the reinforcing rim 188. At the same time, the positioning of the rubber buffer 4 can also be achieved.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Isolation protection device that municipal works were used, its characterized in that: the connecting structure comprises a plurality of connecting members (1) and guardrail plates (2) which are assembled between two adjacent connecting members (1), wherein two guardrail plates (2) are arranged in parallel left and right; the inner side of the connecting component (1) forms a planting space; a keel member (3) for supporting the connection member (1) is buried on the ground, and the keel member (3) protrudes to the ground;

the connecting component (1) comprises two bases (101) connected with the keel component (3), wherein the two bases (101) are arranged, and upright posts (102) are arranged at the top of the bases (101); a ring body (103) is detachably assembled outside the upright post (102); the ring bodies (103) are in clearance fit with the upright posts (102), and two arc-shaped support plates (104) are matched between the ring bodies (103) at two sides; two ends of the arc-shaped support plate (104) are bent to form a connecting plate (105) matched with the ring body (103); a first connecting plate (106) is welded on the outer surface of the arc-shaped support plate (104); -said connection plate (105) and said first connection plate (106) are parallel; a rib plate (199) is welded between the connecting plate (105) and the first connecting plate (106); the two ends of the guardrail plate (2) are bent in an arc shape to form an arc-shaped plate (201); the guardrail plate (2) is connected with the first connecting plate (106); the two arc-shaped plates (201) are matched with each other outside the arc-shaped support plate (104) to form a cavity for absorbing energy;

the device comprises an arc-shaped support plate (104) and an arc-shaped plate (201), wherein a rubber buffer (4) is arranged in a cavity formed by splicing the arc-shaped plate and the arc-shaped support plate (104), and a hollow energy absorption hole (401) is vertically formed in the top of the rubber buffer (4) in a penetrating manner;

wherein the keel structure (3) comprises a ground keel (301) for connecting the base (101) and an underground keel (302) buried in the ground, and the ground keel (301) is connected with the underground keel (302); the underground keel (302) is V-shaped, and a connecting rod (303) is welded between two ends of the underground keel, which are exposed on the ground; the upper surface of the connecting rod (303) protrudes 10-15 cm above the ground; the upper end face of the connecting rod (303) is equal to the upper end face of the ground keel (301).

2. The insulation guard for municipal works according to claim 1, wherein: an arc-shaped anti-collision plate (221) is welded on the outer side of the guardrail plate (2).

3. The insulation guard for municipal works according to claim 1, wherein: a threaded hole is drilled at the outer wall of the upright post (102), and the threaded hole radially penetrates through the upright post (102); the threaded holes are provided with more than 2 upper and lower parts, the threaded holes are screwed with the stud bolts (121), and nuts (131) are matched with one ends of the stud bolts (121) far away from the threaded holes after penetrating through the ring body (103); a buffer pad (141) is sleeved on the stud bolt (121), and the buffer pad (141) acts between the ring body (103) and the upright post (102); the upper end of the upright post (102) is provided with a waterproof cap (122), and a drain hole (133) is arranged at a position, close to the bottom, of the outer wall of the upright post (102).

4. The insulation guard for municipal works according to claim 1, wherein: and two ends of the guardrail plate (2) are limited through the arc-shaped support plates (104).

5. The insulation guard for municipal works according to claim 1, wherein: the outer arc surface of the arc-shaped support plate (104) forms a reinforcing edge (188) after being stamped inwards, a clamping ring (444) is formed on the inner arc surface of the rubber buffer piece (4) in an injection molding mode, and the clamping ring is clamped into the inner side of the reinforcing edge (188).