KR101033309B1 - Vehicles entry control bollard and construction method thereof - Google Patents

Abstract

PURPOSE: A bollard for vehicle restriction and an installation method thereof are provided to absorb shock by installing a buffer assembly with an elastic body inside the bollard. CONSTITUTION: A bollard(10) for vehicle restriction comprises an upper pipe(20), a lower pipe(30), and a buffer assembly(40). The upper pipe is vertically positioned at the ground and has a hollow. The lower pipe has a hollow, and the bottom end is opened. The lower pipe is installed under the ground to support the bottom end of the upper pipe by placing cement or concrete. The buffer assembly is installed inside the upper pipe. The top end of the buffer assembly is coupled to the inside the upper pipe, and the bottom end is coupled to the top end of the lower pipe.

Description

VEHICLES ENTRY CONTROL BOLLARD AND CONSTRUCTION METHOD THEREOF}

The present invention relates to a vehicle entry control bollard and its installation method, and more particularly, to a vehicle entry control bollard elastically deformable to absorb shocks, and a method for installing the bollard to facilitate disassembly.

In general, bollards are installed at the boundary between sidewalks and roadways to prevent the entry of vehicles, thereby preventing pedestrians' safety and passage, and to prevent damage to the sidewalks that may occur when vehicles are parked or stopped. Prevents the function.

These bollards are mainly made of stone, concrete, or steel, due to the material properties resistant to impact, there is an advantage that does not easily break while preventing the entry of the vehicle.

On the other hand, conventional bollards are expensive to manufacture and have difficulty in carrying and installing, and there is a fear of injury because there is no buffer function when pedestrians collide.

In view of this, when the bollard is made of synthetic resin, there is a problem of being easily worn, deformed, or damaged due to a collision with a pedestrian, and when a spring connection is formed between upper and lower metal holding pipes, such as Korean Utility Model Registration No. 20-0437485. As the shear force is concentrated on the spring by repetitive action, there is a problem in that the spring is broken and the life of the product is reduced.

In addition, since the conventional bollard was unable to separate only the upper metal holding tube, it is difficult to break the cement or concrete floor in order to separate the lower metal holding tube buried beneath the ground during replacement or dismantling. there was.

The present invention is to solve the problems as described above, one embodiment of the present invention relates to a vehicle entry control bollard and its installation method having an elastic restoring force and the durability to absorb shock.

In addition, an embodiment of the present invention is separated into an upper tube exposed above the ground and a lower tube embedded below the ground, leaving the cement or concrete floor embedded with the lower tube, which can be easily separated only the upper tube Related to vehicle entry control bollards and their installation.

According to a preferred embodiment of the present invention, the upper pipe is installed vertically on the ground, cement or concrete is installed to support the lower end of the upper pipe is installed below the ground and the lower pipe, the lower end is installed inside the upper pipe The upper end is coupled to the inner side of the upper tube and the lower end is coupled to the upper end of the lower tube includes a shock absorbing assembly that absorbs the shock applied to the upper tube while elastically deformed, the upper protective cap is coupled to the inside of the upper tube Thus, the vehicle entry control bollard is provided, characterized in that the lower end of the shock absorbing assembly coupled to the upper end of the lower tube and the contact with the cement or concrete inside the lower tube is prevented.

In addition, according to an embodiment of the present invention, in the method for installing a vehicle entry control bollard by placing a bollard in a burrowed place and placing cement or concrete, the process of placing cement or concrete in the burrowed place; Embedding a lower tube having a lower opening in cement or concrete, and supporting a lower end of the upper tube at an upper end of the lower tube, wherein the lower end is coupled to the upper end of the lower tube at an inner lower end of the upper tube. Is installed, the inner top of the lower pipe is provided with a protective cap to prevent the inflow of cement or concrete, vehicle entry regulation, characterized in that the contact of the bottom of the buffer assembly extending into the protective cap and cement or concrete is prevented Bollard installation is provided.

According to the vehicle entry control bollard according to an embodiment of the present invention, since the shock absorbing assembly is installed inside the bollard body, it can absorb shock while elastically deformed when an external force is applied.

Since the shock absorbing assembly according to the embodiment of the present invention includes a rubber material elastic body and a spring installed inside the elastic body, shear force is dispersed and durability is high even when repeated deformation.

In addition, when installing the bollard according to an embodiment of the present invention, since only the upper tube can be easily separated from the lower tube during the replacement or dismantling, there is no difficulty to break the cement or concrete floor embedded with the bollard This saves time and costs.

1 is an exploded perspective view of a vehicle entry restriction bollard according to an embodiment of the present invention.
2 is a perspective view of a shock absorbing assembly according to an embodiment of the present invention.
3 is a sectional view of Fig. 2;
Figure 4 is a construction state of the vehicle entry regulation bollard installed in accordance with an embodiment of the present invention.

Hereinafter, a preferred embodiment of the vehicle entry control bollard and its installation method according to an embodiment of the present invention will be described with reference to the accompanying drawings. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout the specification.

In addition, the following examples are not intended to limit the scope of the present invention but merely illustrative of the components set forth in the claims of the present invention, which are included in the technical spirit throughout the specification of the present invention and constitute the claims Embodiments that include a substitutable component as an equivalent in the element may be included in the scope of the present invention.

Example

1 is an exploded perspective view of a vehicle entry restriction bollard according to an embodiment of the present invention.

As shown in FIG. 1, the vehicle entry control bollard (hereinafter, 'bold') 10 according to an embodiment of the present invention includes a pipe having a hollow shape and an upper tube 20 installed perpendicular to the ground. , The bottom of the pipe having a hollow opening and the bottom of the upper pipe 20 is cemented or concrete is installed to support the bottom of the lower pipe 30 is installed under the ground, and the upper pipe 20 is installed inside It is coupled to the inner side of the upper tube 20 and the bottom includes a buffer assembly 40 is coupled to the upper end of the lower tube (30).

More specifically, the upper tube 20 and the lower tube 30 may be formed in a generally cylindrical shape as a pipe shape having a hollow inside, but may be formed in a polygonal cross-sectional shape as necessary, and may be formed of metal or synthetic resin. It can be made of a material.

At this time, it is preferable that the cover 21 is coupled to the upper end of the upper tube 20 so as to prevent the inflow of foreign matters, the cover 21 may be formed integrally with the upper tube, the upper tube 20 The outer peripheral surface of the top) is preferably covered with an impact-absorbing band 22 injection molded of an elastic material.

In addition, the lower tube 30 is opened at the bottom, the upper end is formed with a coupling hole 31 in the center, the coupling hole 31 so that the lower bolt 44 of the shock absorbing assembly 40 to be described later screwed. To this end, it is preferable that the reinforcement part 32 having a screw thread is formed on the inner circumferential surface along the edge of the coupling hole 31 to protrude downward, and the reinforcement part 32 has a separate member at the edge of the coupling hole 31. It is also possible to join by welding or adhesion along.

In addition, the upper tube 20 is supported on the upper end of the lower tube 30, wherein the upper tube 20 and the lower tube 30 in order to prevent abrasion or noise due to friction generated by the direct contact, the upper It is preferable that the rubber cap 50 is interposed between the tube 20 and the lower tube 30.

The rubber cap 50 has a hollow corresponding to the cross-sectional shape of the upper tube 20 and is formed to extend upwardly from the bottom surface 51 and the bottom surface 51 on which the lower edge of the upper tube 20 is supported. It is formed by including a side wall 52 surrounding the outer circumferential surface of the upper tube 20, and a wing portion 53 is formed in a circular arc at the upper edge of the side wall 52 and extends downward to the ground, the wing portion 53 The bottom of the is supported on the ground.

2 is a perspective view of a shock absorbing assembly according to an embodiment of the present invention, and FIG. 3 is a longitudinal cross-sectional view of FIG. 2.

The shock absorbing assembly 40 absorbs the shock applied to the upper tube 20, and serves to provide an elastic recovery force so that the upper tube 20 is returned to its original position when the upper tube 20 is inclined in one direction by an external force. As shown in FIG. 3, the rubber material elastic member 41, the coil spring 42 interposed vertically in the elastic body 41, and the head portion 43a are screwed to the upper end of the coil spring 42. The upper bolt 43 and the lower end of the coil spring 42, the head portion 44a comprises a lower bolt 44 is screwed.

At this time, the coil spring 42, the upper bolt 43 and the lower bolt 44 may be integrally manufactured to be buried in the elastic body 41, and the coil spring 42 is inserted into the elastic body 41, The head bolts 43a and 44a of the upper bolt 43 and the lower bolt 44 may be screwed to the upper and lower ends of the coil spring 42, respectively, and the elastic body 41 may have the upper and lower ends in the middle in the height direction. It is desirable to be elastically deformed to form a tapered shape so as to be wider toward the buckling itself in the upper tube (20).

In addition, the upper bolt 43 and the lower bolt 44, the head portion (43a, 44a) of the upper and lower ends of the coil spring 42, respectively, the upper bolt 43 and the lower bolt 44 Preferably, threads are formed on the head portions 43a and 44a of the head, and corresponding threads are also formed on the inner surface of the coil spring 42.

Meanwhile, the head parts 43a and 44a of the upper bolt 43 and the lower bolt 44 screwed to the coil spring 42 are positioned to be spaced apart from each other by a predetermined distance, and the screw part 43b of the upper bolt 43 is provided. Is coupled to the inner side of the upper tube 20, for this purpose, the inner side of the upper tube 20, the coupling portion 23 is formed through the bolt hole 24 in the center of the upper tube 20, In this case, the coupling part 23 may be coupled to the inner circumferential surface of the upper tube 20 by welding or bolt fixing, or may be integrally formed with the upper tube 20. .

In addition, the reinforcing portion 25 having a screw thread on the inner circumferential surface of the bolt hole 24 on the upper side of the coupling portion 23 is preferably formed to protrude upward, and the reinforcing portion 25 has a separate member of the bolt hole ( It is also possible to join by welding or gluing along the edge of 24).

In addition, the screw portion 44b of the lower bolt 44 is screwed through the coupling hole 31 provided at the upper end of the lower tube 30, and extends into the lower tube 30.

At this time, the protective cap 33 is coupled to the upper inner side of the lower tube 30 to surround the screw portion (44b) of the lower bolt 44 extending into the lower tube (30) through the coupling hole 31, The protective cap 33 may be integrally formed with the lower tube, and the cup-shaped member having the upper end may be coupled along the edge of the coupling hole 31 by welding or bolting. Is screwed or fitted to the outer circumferential surface of the reinforcing portion 32 of the edge of the coupling hole 31 described above.

Therefore, the shock absorbing assembly 40 is installed on the upper end of the lower tube 30, the inner lower end of the upper tube 20, when the external force is applied in one direction with respect to the upper tube 20, while absorbing the impact, The upper tube 20 inclined in one direction with respect to the lower tube 30 is provided to provide an elastic restoring force.

At this time, when the upper tube 20 is inclined by an external force, the elastic body 41 is elastically deformed to be buckled about the screw portion 44b of the lower bolt 44 fixed to the lower tube 30, the elastic body Due to the coil spring 42 interposed therein, the shear force concentrated on the shock absorbing assembly 40 is dispersed in the elastic body 41 and the coil spring 42, respectively, so that durability is improved.

In addition, in order to appropriately control the degree of elastic deformation of the shock absorbing assembly 40, at least one washer 45 is fitted into the threaded portions 43b and 44b of the upper bolt 43 and the lower bolt 44, respectively. And the more washers 45 fitted, the greater the distance between the upper tube 20 and the lower tube 30, and the shock absorbing assembly 40 is easily elastically deformed.

In addition, in order to reinforce the rigidity of the elastic body 41 and to prevent abrasion due to friction, it is preferable that the supporting plate 46 made of a metal material be coupled to be in close contact with the upper and lower ends of the elastic body 41. ) May be coupled to the elastic body 41 by adhesion or fusion.

On the other hand, the degree of elastic deformation of the shock absorbing assembly 40 can be adjusted by appropriately adjusting the position of the coupling portion 23 to which the threaded portion 43b of the upper bolt 43 is coupled.

That is, the shock absorbing assembly 40 is easily elastically deformed as the coupling part 23 is integrally formed, welded, or bolted to the upper side in the upper tube 20.

At this time, while opening the upper end of the lower tube 30, as in the upper tube 20, it is also possible to have a separate coupling portion (not shown) for partitioning the inside of the lower tube 30 up and down, In this case, as the distance between the coupling portion 23 of the upper tube 20 and the coupling portion of the lower tube 30 increases, the shock absorbing assembly 40 may be easily elastically deformed.

4 is a state diagram of the construction of the vehicle entry control bollard installed in accordance with an embodiment of the present invention.

Vehicle entry regulation bollard 10 according to an embodiment of the present invention, the vehicle entry regulation bollard 10 is all assembled or transported to the installation site in the assembled state, or transported in a disassembled state completed assembly at the installation site Afterwards, the upper end of the lower tube 30 in the installation site is dug upright to be parallel to the ground (1) and can be installed by pouring cement or concrete.

On the other hand, the installation method of the vehicle entry control bollard according to another embodiment of the present invention is as follows.

The installation method of the vehicle entry control bollard 10 according to an embodiment of the present invention, the step of pouring cement or concrete (2) in the excavated place, the lower portion of the lower end in the cement or concrete (2) A step of embedding the tube 30, and the step of supporting the lower end of the upper tube 20 on the upper end of the lower tube 30, wherein the lower end of the inner tube of the upper tube 20 The shock absorbing assembly 40 coupled to the upper end of the 30 is installed, the inner upper end of the lower tube 30 is provided with a protective cap 33 to prevent the inflow of cement or concrete (2), the protective cap 33 Contact between the bottom of the shock absorbing assembly 40 extending inwardly and the cement or concrete 2 is prevented.

At this time, the embedding of the lower pipe (30) is preferably made before hardening after pouring cement or concrete (2), the protective cap 33 is in close contact with the lower coupling hole 31 in the center of the lower pipe (30) Since the combined state, the inflow of cement or concrete into the protective cap 33 is prevented.

In addition, the coupling of the upper tube 20 and the lower tube 30 is made by the coupling of the shock absorbing assembly 40. First, after combining the upper pipe 20 and the shock absorbing assembly 40, the combined upper pipe 20 ) And the shock absorbing assembly 40 may be combined with the lower pipe 30, or the lower pipe 30 and the shock absorbing assembly 40 may be combined first, and then the upper pipe above the combined lower pipe 30 and the shock absorbing assembly 40. It is also possible to combine 20.

At this time, the rubber cap 50 is interposed between the upper tube 20 and the lower tube 30, it is preferable to prevent wear or noise caused by friction between the upper tube 20 and the lower tube (30).

In addition, in order to ensure a firm coupling, metal adhesives are applied to the inner circumferential surfaces of the threaded portions 43b and 44b of the upper bolt 43 and the lower bolt 44 of the shock absorbing assembly 40, the bolt hole 24 and the coupling hole 31, respectively. It is preferable to apply.

The shock absorbing assembly 40 is screwed to the bolt hole 24 of the coupling portion 23 provided in the upper tube 20, the threaded portion (43b) of the upper bolt 43, the threaded portion of the lower bolt (44) ( 44b) is screwed into the coupling hole 31 of the upper end of the lower tube 30, the lower bolt 44 is screwed into the coupling hole 31 of the upper end of the lower tube (30) extending into the lower tube (30) The threaded portion 44b of the is surrounded by the protective cap 33, and thus to maintain a state separated from the cement or concrete (2) in the lower tube (30).

Accordingly, by holding the upper tube 20 with a jig and rotating together with the shock absorbing assembly 40, the threaded portion 44b of the lower bolt 44 can be easily removed from the lower tube 30, and the upper tube 20 can be removed. In case of breakage, only the upper tube 20 can be separated and replaced. When the bollard 10 needs to be dismantled, only the upper tube 20 can be removed, and the lower tube 30 can be replaced with cement or concrete without dismantling. By closing the upper portion of the lower tube 30, it is possible to easily complete the dismantling work.

1: ground 2: cement or concrete
10: Vehicle entry restriction bollard
20: upper tube 21: cover
22: shock absorber 23: coupling portion
30: lower pipe 31: coupling hole
33: protective cap
40 shock absorber assembly 41 elastic body
42: coil spring 43: upper bolt
44: lower bolt 45: washer
46: support plate 50: rubber cap

Claims (6)

An upper tube installed perpendicular to the ground;
Cement or concrete is installed below the ground to support the lower end of the upper tube, the lower tube is open at the bottom;
A shock absorbing assembly installed in the upper tube, the upper end of which is coupled to an inner side of the upper tube, and the lower end of which is coupled to the upper end of the lower tube, to absorb the shock applied to the upper tube while elastically deforming; And
And a protective cap coupled to an upper inside of the lower tube.
The buffer assembly,
An elastic body of rubber material, a coil spring interposed vertically in the elastic body, and an upper bolt and a lower bolt to which the head is screwed to the upper and lower ends of the coil spring, respectively, and the threaded portion of the lower bolt is connected to the lower tube. Entering the vehicle characterized in that the screw threaded through the upper end of the lower tube, the outer peripheral surface of the threaded portion of the lower bolt extending into the lower tube is prevented from contacting the cement or concrete by the protective cap Regulated Bollards.
delete The method according to claim 1,
The inner side of the upper tube is provided with a coupling portion formed with a bolt hole, vehicle entry control bollard, characterized in that the screw portion of the upper bolt is coupled to the bolt hole.
In the method of installing a vehicle entry control bollard by placing a bollard in a trenched place and pouring cement or concrete,
Placing cement or concrete in the trench;
Burying a lower pipe having a lower opening in poured cement or concrete; And
The bottom of the upper tube is supported on the upper end of the lower tube; including;
A buffer assembly is installed at an inner lower end of the upper tube and a lower end is coupled to an upper end of the lower tube, and a protective cap is provided at an inner upper end of the lower tube to prevent the inflow of cement or concrete.
The buffer assembly,
An elastic body made of rubber, a coil spring vertically interposed in the elastic body, and an upper bolt and a lower bolt, each of which has a head screwed to an upper end and a lower end of the coil spring, wherein the threaded portion of the lower bolt is connected to the lower tube. Entering the vehicle characterized in that the screw threaded through the upper end of the lower tube, the outer peripheral surface of the threaded portion of the lower bolt extending into the lower tube to prevent contact with cement or concrete by the protective cap How to install a regulated bollard.
delete The vehicle entry control bollard installation method of claim 1 or claim 3, the vehicle entry control bollard installed in a place where the upper end of the lower pipe is dug parallel to the ground, and then installed by pouring cement or concrete.

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