KR101515578B1

KR101515578B1 - Bollard

Info

Publication number: KR101515578B1
Application number: KR1020140108099A
Authority: KR
Inventors: 전승민; 권기철
Original assignee: 주식회사 에니에스; 주식회사 카본티씨지
Priority date: 2014-08-20
Filing date: 2014-08-20
Publication date: 2015-04-28

Abstract

The present invention relates a roly-poly bollard comprising: a base frame buried in the ground; a main frame separately positioned from the top of the base frame; an elastic member inserted into the base frame and the main frame to absorb and buffer an external force by tilting when the external force is applied to it and to be restored when the external force is eliminated; a first cover into which the top of the elastic member is inserted and fixated and which is inserted into the main frame; and a second cover into which the bottom of the elastic member is inserted and fixated and which is inserted into the base frame. In order to fixate the elastic member, the roly-poly bollard has a first ring joined to the elastic member inside the first cover; a first nut joined to the first ring outside the first cover; a second ring joined to the elastic member inside the second cover; and a second nut joined to the second ring outside the second cover. The present invention provides a roly-poly bollard which uses a tension spring and prevents the tension spring from corroding, thereby having improved durability.

Description

Bollard {BOLLARD}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bollard, and more particularly, to a bellows bollard that is resistant to corrosion and has excellent durability.

Bollard is a structure that is installed at the border between the motorway and India to prevent vehicles from entering India.

Conventionally, the bollard is installed with a stone structure or the like. However, when a pedestrian collides with a stone structure, or when the bollard collides with the vehicle, the bollard is damaged or the vehicle is damaged. In addition, in the conventional bollard, when an external force is generated, the bollard is not returned to the original position, and the bollard must be replaced or re-installed.

To solve this problem, Registration Utility Model No. 0438760 provides an elastic bollard.

Registration Practical Utility Model No. 0438760 can reduce the bollard that may be caused when the vehicle collides with the vehicle and the breakage of the vehicle. However, when the bolt is inserted into the center of the coil spring and the bollard is inclined, And there is a problem that the internal coil spring or other housing, screws or the like are broken by the long bolt and the bollard must be replaced.

In order to solve the above-mentioned problems, the present invention can provide a tilted bollard which uses a tension spring and is prevented from corrosion of a tension spring and is excellent in durability.

According to an embodiment of the present invention, there is provided a base frame, A main frame separated from the upper end of the base frame; An elastic member inserted in the base frame and the main frame to absorb and absorb external force while being inclined when an external force is generated; A first cover inserted and fixed to an upper portion of the elastic member and inserted into the main frame; And a second cover inserted into the base frame and fixed to the lower portion of the elastic member, wherein the first ring is coupled with the elastic member inside the first cover to fix the elastic member, And a first nut coupled to the first ring at an outer side of the first cover, a second ring coupled to the elastic member at an inner side of the second cover, and a second ring coupled to the second ring at an outer side of the second cover, 2 nuts are provided on both sides of the bollard.

The base frame may further include a guide groove into which the end of the main frame is inserted.

A first protrusion formed on the first cover so that the first cover is fixed to the main frame; And a first coupling groove formed in the main frame to insert the first projection.

A second projection formed on the second cover so that the second cover is fixed to the base frame; And a second coupling groove formed in the base frame to insert the second projection.

The elastic member may be a tension spring that stands the main frame by a restoring force.

The elastic member may be electrodeposited coated with a material containing either epoxy or acrylic to prevent corrosion.

The bellows bollard according to the embodiment of the present invention does not damage a pedestrian or a vehicle that generates an external force due to the elasticity of the elastic member when an external force is generated and the bollard can be prevented from being broken.

Further, according to the embodiment of the present invention, when the external force is removed, the bellows bollard can vertically stand up due to the restoring force of the elastic member, and the vertical standing can be further facilitated by the guide groove provided in the base frame.

The bollard according to the embodiment of the present invention may be coated with a paint coating for preventing corrosion of the elastic member, so that the durability is increased and the lifetime can be guaranteed.

The bellows according to the embodiment of the present invention can fix the elastic member through the cover, the ring, and the nut, so that it is possible to replace only the corresponding part when each component is broken, defective or damaged.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a front view showing a bellows bollard according to an embodiment of the present invention; FIG.
Fig. 2 is an exploded perspective view of the chopstick bollard shown in Fig. 1. Fig.
3 is a cross-sectional view illustrating guide grooves of the base frame shown in Figs. 1 and 2. Fig.
FIGS. 4 and 5 are views showing before and after an external force is applied to the dent bollard shown in FIG. 1, respectively.
Fig. 6 is a sectional view showing another example of the guide groove of the base frame shown in Figs. 1 and 2. Fig.

Hereinafter, the description of the present invention with reference to the drawings is not limited to a specific embodiment, and various transformations can be applied and various embodiments can be made. It is to be understood that the following description covers all changes, equivalents, and alternatives falling within the spirit and scope of the present invention.

In the following description, the terms first, second, and the like are used to describe various components and are not limited to their own meaning, and are used only for the purpose of distinguishing one component from another component.

Like reference numerals used throughout the specification denote like elements.

As used herein, the singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. It is also to be understood that the terms " comprising, "" comprising, "or" having ", and the like are intended to designate the presence of stated features, integers, And should not be construed to preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

Hereinafter, embodiments of the present invention will be described in detail with reference to FIGS. 1 to 6 attached hereto.

FIG. 1 is an exploded perspective view of a chopstick bollard shown in FIG. 1, and FIG. 3 is a sectional view for explaining a function of a guide groove formed in a base frame according to an embodiment of the present invention .

Referring to FIGS. 1 to 3, a bellows bollard according to an embodiment of the present invention includes a main frame 10, a base frame 20, an elastic member 30, a first cover 40, a second cover 50, A first ring 32, a second ring 36, a first nut 34, and a second nut 38. The first ring 32, the second ring 36,

Specifically, the main frame 10 may serve as an indicator that limits the passage of the vehicle by being exposed to the ground, or a vehicle restriction guide. The main frame 10 may have a space therein so as to allow the first cover 40 and a part of the elastic member 30 to be housed therein.

The main frame 10 may include a metal-based material such as stainless steel or carbon steel, or a fiber-reinforced composite material such as glass fiber, carbon fiber, aramid fiber, or synthetic fiber. When the main frame 10 is made of a metal material as described above, the frame strength is increased and durability can be improved. In addition, since the main frame 10 can prevent the pedestrian from being injured when the main frame 10 collides with the pedestrian using the material of the fiber-reinforced composite material as described above, the main frame 10 can prevent the vehicle from being seriously damaged during a collision with the vehicle, 10 can be prevented from being broken.

The main frame 10 includes a first protrusion 42 formed on the outer circumferential surface of the first cover 40 on the inner circumferential surface so that the first cover 40 and the main frame 10 can be easily engaged after the first cover 40 is inserted. The first engaging groove 12 may be formed to be coupled with the first engaging groove 12. Although not shown in FIG. 2, the first coupling groove 12 includes a groove formed in the circumferential direction of the main frame 10 and a groove formed in the longitudinal direction so that the first projection 42 is inserted and rotated after being inserted .

The main frame 10 and the first cover 40 may be formed in various ways in place of the first protrusion 42 formed on the first cover 40 and the first coupling groove 12 formed on the main frame 10, Lt; / RTI > For example, the main frame 10 and the first cover 40 may be formed by using a bonding method using an adhesive, welding, riveting, or the like. Alternatively, a bolt fastening structure or a joining method using threaded projections and grooves may be selected Can be used.

The main frame 10 may have an end portion formed to be inclined as shown in Fig. The main frame 10 is inclined so that the main frame 10 can be easily detached from the guide groove 24 when an external force is generated and the main frame 10 can be easily positioned in the guide groove 24 .

The base frame 20 is buried in the ground and is provided with a space for accommodating a part of the second cover 50 and the elastic member 30. [ Since the base frame 20 is buried in the ground, the base frame 20 may include a metal-based material such as stainless steel or carbon steel, or a fiber-reinforced composite material such as glass fiber, carbon fiber, aramid fiber, or synthetic fiber. Meanwhile, the base frame 20 may be made of metal, concrete, cement or the like in addition to the above-mentioned material. Since the base frame 20 is embedded in the ground, it is preferable to use a material having excellent durability and corrosion resistance.

Here, the upper surface of the base frame 20 is preferably provided to have a larger diameter than the diameter of the main frame 10.

The second engagement groove 22 may be formed on the inner circumferential surface of the base frame 20 to fix the second cover 50. The second engaging groove 22 is formed in the main frame 10 so that the second protrusion 52 formed on the outer circumferential surface of the second cover 50 is inserted and rotated after the second protrusion 52 is inserted, A groove formed in the circumferential direction of the base plate, and a groove formed in the longitudinal direction.

The upper surface of the base frame 20 is exposed to the ground, and a guide groove 24 into which a part of the end of the main frame 10 is inserted may be formed on the upper surface.

The guide groove 24 may be formed so that the end of the main frame 10 is seated. 3, the guide groove 24 is formed in a U-shape or a semicircular shape so that the main frame 10 is easily detached. When the main frame 10 is restored, The end of the frame 10 can be seated.

Both sides of the elastic member 30 are inserted into the base frame 20 and the main frame 10 so that the elastic members 30 are tilted when an external force is generated, absorbing and buffering the external force, and restored when the external force is removed. The elastic member 30 uses a tension spring in which the coils of the spring are normally in close contact with each other, and the spacing of the coils spreads when a tensile force is applied.
At the center of the base frame 20, a hollow portion may be formed in the vertical direction. The elastic member 30 can penetrate the hollow portion.

The outer surface of the elastic member 30 may be electrodeposited with a paint such as epoxy or acrylic to prevent corrosion due to external exposure. The coating material coated on the outer surface of the elastic member 30 is not limited to the electrodeposition coating material, and may be coated with a waterproof coating material or the like.

The first cover 40 is formed in a cylindrical shape having an inner hollow state and an upper closed state so that an upper portion of the elastic member 30 is inserted. A through hole (not shown) may be formed on the upper surface of the first cover 40 so that the first ring 32 is inserted into the first cover 40 to be coupled with the first nut 34 so that the elastic member 30 can be fixed.

The elastic member 30 is fixed to the first cover 40 by fixing one end of the elastic member 30 inserted into the first cover 40 through the first loop 32. [

The first protrusion 42 may be formed on the outer circumferential surface of the first cover 40. The first projection 42 is inserted into the first engagement groove 12 of the main frame 10 to fix the first cover 40 to the main frame 10. As shown in FIG. 2, the first protrusions 42 may include four protrusions, but the present invention is not limited thereto. Four or more protrusions 42 may be formed.

It is preferable that the first cover 40 is formed to have an outer diameter smaller than or equal to the inner diameter of the main frame 10 and the inner portion is formed to be larger than the outer diameter of the elastic member 30.

The second cover 50 is hollow in its inside so that the lower part of the elastic member 30 is inserted, and the lower surface is formed in a cylindrical shape. A through hole (not shown) may be formed on the lower surface of the second cover 50 to allow the second ring 36 and the second nut 38 to be coupled with each other so that the elastic member 30 can be fixed.

It is preferable that the second cover 50 is formed to have an outer diameter smaller than or equal to the inner diameter of the base frame 20 and the inner portion is formed to be larger than the outer diameter of the elastic member 30.

And the second protrusion 52 may be formed on the outer circumferential surface of the second cover 50. The second projection 52 may be inserted into the second engagement groove 22 formed in the base frame 20 to fix the second cover 50 to the base frame 20. In FIG. 2, four second projections 52 are provided. However, the present invention is not limited thereto. Four or less second projections 52 may be formed.

The second cover 50 and the base frame 20 can be engaged without the second projection 52 and the second engagement groove 22. [ For example, the base frame 20 and the second cover 50 may be formed by using a bonding method using an adhesive, welding, riveting, or the like. Alternatively, a bolt fastening structure or a joining method using threaded projections and grooves may be selected Can be used.

Hereinafter, the operation of the bollard will be described with reference to Figs. 4 and 5. Fig. Fig. 4 is a view showing a state in which the bollard is vertically erected, and Fig. 5 is a view showing an inclined state in which an external force is generated in the bollard.

As shown in Fig. 4, when the bollard is standing up, the main frame 10 is seated on the base frame 20. Fig.

When an external force is generated in the bollard, as shown in FIG. 5, the main frame 10 tilts in the opposite direction in which an external force is generated. At this time, the elastic member 30 of the bollard easily biases the main frame 10 in the opposite direction of the external force.

When the bollard is tilted as shown in Fig. 5, when the external force is removed, the restoring force of the elastic member 30 acts to stand upright as shown in Fig.

Fig. 6 is a sectional view showing another example of the guide groove of the base frame shown in Figs. 1 and 2. Fig.

The guide grooves 24 may be formed in the circumferential direction on the upper surface of the base frame 20, as shown in FIG. The guide groove 24 can guide the position of the main frame 10 so that the bollard stands up vertically at normal times. The guide groove 24 can prevent the main frame 10 from rising in one direction due to the space between the first cover 40 and the elastic member 30. [ The guide groove 24 fixes one end of the main frame 10 when the bollard is tilted to one side by an external force so that the main frame 10 does not come off the base frame 20. That is, the guide groove 24 has an effect that the main frame 10 can be easily erected vertically when the bollard is restored.

As shown in FIG. 6, at least one side surface of the guide groove 24 is formed to be inclined in the outer diameter direction, so that the end portion of the main frame 10 can easily be detached when an external force is generated.

As described above, the bellows bollard according to the embodiment of the present invention can be formed such that the elastic member is fixed to the first cover and the second cover and inserted into the main frame and the base frame, and is inclined in the opposite direction of the external force when an external force is generated .

The bellows according to the embodiment of the present invention may be coated with an anti-corrosion coating on the elastic member to increase the durability and ensure the life.

10: Main frame
12: first engaging groove
20; Base frame
22: second engaging groove
24: Guide groove
30: elastic member
32: 1st ring
34: First nut
36: Second ring
38: Second nut
40: first cover
42: first projection
50: second cover
52: second cover

Claims

A base frame embedded in the ground;
A main frame separated from the upper end of the base frame;
An elastic member inserted in the base frame and the main frame to absorb and absorb external force while being inclined when an external force is generated;
A first cover inserted and fixed to an upper portion of the elastic member and inserted into the main frame; And
And a second cover inserted and fixed to the lower portion of the elastic member and inserted into the base frame,
In order to fix the elastic member,
A first ring coupled with the elastic member inside the first cover and a first nut coupled with the first ring outside the first cover,
A second ring coupled with the elastic member inside the second cover, and a second nut coupled with the second ring outside the second cover,
The elastic member is electrodeposited coated with a material containing either epoxy or acrylic to prevent corrosion,
The base frame
And a guide groove into which an end of the main frame is inserted,
Wherein the guide groove is formed in a circumferential direction on an upper surface of the base frame,
A hollow portion is formed in a vertical direction at a center portion of the base frame, the elastic member penetrates a hollow portion,
Wherein at least one side surface of the guide groove is inclined in an outer diameter direction,
Wherein the guide groove has a U-shaped cross section.

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The method according to claim 1,
Wherein the elastic member is a tension spring that stands the main frame by a restoring force.

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