KR101479715B1 - a door apparatus of a median strip for U-turn - Google Patents

Abstract

Disclosed is a median separating door apparatus for a road turn. The median separator door apparatus includes a door unit including a door main body and a connecting member connected between the door main body and the door main body, Wherein the door main body is composed of an upper door main body and a lower door main body which are vertically spaced apart from each other on the connecting member, and the upper door main body and the lower door main body are connected to the connecting member Wherein the lift pivoting device rotates one side of the upper door body upward or downwards to open or close the median separator, and the upper door body is rotated upward The lower door body connected through the connecting member is also rotated upwardly, And a base support member installed at the fixing hole, wherein the fixing hole is formed at the bottom of the road, and the base support member is mounted on the fixing hole, The base support member is formed to protrude from the bottom of the road at a predetermined height, and the upper end of the base support member is bent in a circumferential shape to have an enlarged diameter.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a middle-

The present invention relates to a center detachable door device, and more particularly, to a center detachable door device which is installed at a center detachment of a highway, a highway, and the like and can be quickly opened and closed so that a vehicle can turn around.

A center separating door device for a turn-by-turn vehicle is a device that opens a median bar when an emergency situation such as a car accident occurs on a road such as a highway or a public road, or when a situation occurs in which a vehicle needs to turn around after a turn.

Registration Utility Models 0252868 and 0269263 disclose median strip structures of the prior art. The disclosed median strip structure is designed to allow drivers to manually dismantle the median strip, and is configured to disassemble the median strip by gravity when an emergency turn is needed. However, such a conventional median separator structure has a problem in that it takes a long time to dismantle the median separator in the event of an emergency, and it is inconvenient for a large number of people to manually disassemble the median separator.

In order to solve such a problem, in recent years, Japanese Patent Registration No. 0981743 and Japanese Patent Application Laid-Open No. 2011-0059378 disclose a median separator turning device which can be opened quickly when an emergency turn is required. However, such a median separator repeating apparatus still requires dismounting of the repeating apparatus using manpower, such as removing the bolts, and it has been inconvenient to push the separated separator apparatus to the lateral side. In addition, since the turn-around device separated from the median separator is located at one side of the turning-back road, there is a problem that it also interferes with the course of the returning vehicle.

SUMMARY OF THE INVENTION It is an object of the present invention to solve the above-mentioned problems of the prior art, and it is an object of the present invention to provide a center detachable door device for a road, which does not require much manpower and can be quickly opened and closed, have.

In order to accomplish the object of the present invention, a center separating door apparatus for a road recirculating unit according to the present invention is provided between a center separating unit of a road so as to open or seal the center separating unit quickly by rotating the door body in a vertical direction .

Further, the median separator door apparatus of the present invention is a median separator door apparatus installed between median separators of roads, wherein the median separator door apparatus comprises a door body and a door unit including a connecting member connected between the door body And a lift holding device for rotating the door unit, wherein the door main body is composed of an upper door main body and a lower door main body which are vertically spaced apart from the connecting member, and the upper door main body and the lower door main body Wherein the lift support device rotates one side of the upper door body upward or downwards to open or close the median separator, The lower door body connected through the connecting member is also rotated upwardly, The base connecting member is rotated obliquely by its own weight and the interval between the upper door body and the lower door body becomes narrower, a fixing hole is formed at the bottom of the road, and a base supporting member installed in the fixing hole; Wherein the base support member is formed so as to protrude from the bottom of the road at a predetermined height and the upper end of the base support member is bent in a circumferential shape to have an enlarged diameter.

The center separator door apparatus for the roadside recycling of the present invention is advantageous in that it has a high space utilization on the road, no need for any manpower, or can open or close the center separator quickly with a very small force.

In addition, since the center detachable door device of the present invention is configured to be rotated in the vertical upward direction, there is no left or right directionality, so that the center detachable door device can be installed regardless of whether it is ascending or descending.

1 is a perspective view showing a state in which a center separator door apparatus for a road according to the first embodiment of the present invention is closed,
Fig. 2 is a perspective view showing a state in which the median separating door apparatus for the road shown in Fig. 1 is opened; Fig.
Fig. 3 is an exploded perspective view showing the connection state between the door main body and the connecting member in the median separating door apparatus for the road shown in Fig. 1. Fig.
Fig. 4 is a perspective view showing a state in which a median separator door apparatus for a turn of a road shown in another embodiment of the present invention (a second embodiment) is closed,
Fig. 5 is an exploded perspective view showing the connection state between the door main body and the connecting member in the median separating door apparatus for the road shown in Fig. 4,
FIG. 6 is an exploded perspective view showing a state of connection between a door main body and a connecting member, showing a median separating door unit for a road according to another embodiment of the present invention (third embodiment)
Fig. 7 is a sectional view showing a state in which the connecting member is inserted into the base support member at the bottom of the road in the embodiment shown in Fig. 6,
Fig. 8 is a perspective view of a connecting member showing another configuration of the connecting member in the door apparatus shown in Fig. 6; Fig.

While the invention is susceptible to various modifications and alternative forms, specific embodiments thereof are shown by way of example in the drawings and will herein be described in detail. It should be understood, however, that the invention is not intended to be limited to the particular embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention. Like reference numerals are used for like elements in describing each drawing.

The terms first, second, A, B, etc. may be used to describe various elements, but the elements should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component. And / or < / RTI > includes any combination of a plurality of related listed items or any of a plurality of related listed items.

It is to be understood that when an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, . On the other hand, when an element is referred to as being "directly connected" or "directly connected" to another element, it should be understood that there are no other elements in between.

The terminology used in this application is used only to describe a specific embodiment and is not intended to limit the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In the present application, the terms "comprises" or "having" and the like are used to specify that there is a feature, a number, a step, an operation, an element, a component or a combination thereof described in the specification, But do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the contextual meaning of the related art and are to be interpreted as either ideal or overly formal in the sense of the present application Do not.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, referring to the accompanying drawings, a description will be given in detail of a center separator door apparatus for turning a road according to an embodiment of the present invention.

1 to 3 are perspective views showing a median separating door apparatus 10 for a road according to an embodiment of the present invention (first embodiment), wherein Fig. 1 is a closed state, Fig. 2 is a fully opened state And FIG. 3 is a perspective view showing a relationship in which the connecting member 22 and the door body 12 are connected to each other.

Referring to FIGS. 1 to 3, the center separating door apparatus 10 for a road recirculating unit includes a first door unit 20, a second door unit 30, and a second door unit 30 installed between the concrete center separators, A first lift pillar 110 and a second lift pillar 120. [ The first and second door units 20 and 30 have the same configuration and the first and second lift supporting devices 110 and 120 have the same configuration. The first and second door supporting devices 110 and 120 have the same structure, Since the operating relationship between the second door unit 30 and the second lift pillar 120 is the same and the same reference is given thereto and the first door unit 20 and the first lift pillar 110 ).

1 to 3, the first door unit 20 includes first to fourth door bodies 12, 14, 16, 18, and a plurality of connecting members 22.

The first to fourth door bodies 12, 14, 16, 18 are formed in a plate shape having a curved curved section, and a plurality of through holes 36 (see FIG. 3) are formed at regular intervals. Due to the structure in which the cross section is curved, the shear stress against the load in the direction of gravity is high when it is rotated upward as shown in Fig. One end of each of the first to fourth door bodies 12, 14, 16, 18 is attached to the receiving groove 24 of the first lift pillar 110, And the other end is positioned in close proximity to the end of the second door unit 30. The first door main body 12 and the second door main body 14 are installed on the upper and lower sides on one side of the connecting member 22 and the second and third door main bodies 16, Are installed at upper and lower portions at regular intervals.

The connecting member 22 is inserted and fixed in the fixing hole 26 formed at the bottom while connecting the first to fourth door bodies 12, 14, 16, 12, 14, 16, 18) to the floor of the road. 3, the connecting member 22 is provided with two pivot holes 38 and the pivot bolt 32 and the nut 42 are fastened to the first to fourth door bodies 12, 14, 16, As shown in Fig. The inner diameters of the plurality of pivot holes 38 formed in the through holes 36 of the first to fourth door bodies 12, 14, 16 and 18 and the connecting member 22 are formed to be larger than the outer diameters of the pivot bolts 32. When the first to fourth door units 12, 14, 16, 18 are rotated and opened as shown in FIG. 2, the connecting members 22 are connected to the first to fourth door units 12, 14, . The connecting member 22 is provided with a small-diameter portion 28 (see FIG. 3) having a small diameter at its lower portion, and a lower end portion of the small-diameter portion 28 has a conical shape having a smaller diameter toward the end portion . The small diameter portion 28 is inserted into a fixing hole 26 formed vertically on the road floor as shown in Fig.

The first lift pillar 110 includes a drive means (not shown), a receiving groove 24, a drive shaft 34, and an idle shaft 35. The drive means is connected to the drive shaft 34 to rotate the drive shaft 34. The driving means may be a manually operated oil pressure switch (not shown) or may be an electrically driven motor unit (not shown). The idle shaft 35 is not connected to the driving means and is not transmitted with power. 2, one end of the first and third door units 12 and 16 is connected to the inside of the receiving groove 24 and the idle shaft 35 is connected to the driving shaft 34 via the door unit 14 , 18 are connected in the receiving groove 24.

Hereinafter, the operation of the center separator door apparatus 10 for turning the road according to the embodiment of the present invention will be described in detail with reference to FIG. 1 to FIG.

1, the first door unit 20 and the second door unit 20 are horizontally opposed to each other and the connecting member 22 is inserted and fixed in the bottom fixing hole 26 The door device 10 is closed. Since the connecting member 22 is fixed on the floor and the first to fourth door bodies 12, 14, 16 and 18 are connected to the connecting member 22, the door device 10 The opening phenomenon does not occur, and even if a vehicle is hit by an accident, the accident vehicle can be prevented from moving to the opposite lane, so that it can sufficiently serve as a median separator.

The driving means of the first and second lift pillar devices 110 and 120 is operated. The driving shaft 34 is rotated and the first and third door bodies 12 and 16 of the first and second door units 20 and 30 connected to the driving shaft 34 are rotated upward It becomes a folded state. When the door bodies 12 and 16 are rotated in the upward direction, the second and fourth door bodies 14 and 18, which are connected to the door bodies 12 and 16 via the connecting member 22, The first and the second door main bodies 12 and 16 and the second and fourth door main bodies 14 and 18 are brought close to each other and brought into contact with each other do.

FIGS. 4 and 5 are views showing a median separating door apparatus 200 for a road according to another embodiment (second embodiment) of the present invention. 4 and 5, the door device 200 of the present embodiment also has the same structure as that of the first and second door units 210 and 230, and the lift holding devices 211 and 220 of FIGS. 1 and 2 have the same configuration, And is installed between the center separator 100 as much as possible. The remaining components such as the configuration of the connecting member 222, the first and second lift holding devices 211 and 220, and the first and second door holding devices 210 and 230 may be configured without the first to fourth door bodies 212, 214, 216, and 218 of the first and second door units 210 and 230, 1 to 3, detailed description thereof will be omitted.

The first through fourth door bodies 212, 214, 216, and 218 are formed in a rectangular pipe shape having a hollow interior with a rectangular cross section. The rectangular pipe shape is advantageous in that the first to fourth door bodies 212, 214, 216, and 218 have a large force to withstand the weight received by the lower portion when the door body rotates in the vertical upward direction, In addition, the door body is easy to manufacture and convenient to carry and install.

 The structure in which the connection member 222 is connected to the pivot bolt 232 and the nut 242 is the same as that of the above-described embodiment, and the operation is also the same as the above-described embodiment. In FIGS. 4 and 5, reference numerals 224 denote receiving grooves, 228 a small diameter portion, 238 a pivot hole, and 236 a through hole.

FIGS. 6 and 7 illustrate another embodiment (third embodiment) of the present invention, which is an enlarged view showing a connection state between a door main body and a connection door. The remaining configuration, which is not shown, has the same configuration as that of the first embodiment described above. 6, the same reference numerals as those of the above-described first embodiment are used, and description thereof will be omitted, and description of the differences will be made mainly do.

Referring to Fig. 6, in the door apparatus of this embodiment, the connecting member 322 is in the shape of a cylinder, and there is no small diameter portion 28 (see Fig. 3) having a small diameter in the lower portion as in the first embodiment. That is, a cylindrical shape having the same diameter, and the lower end has a conical shape so that the diameter becomes smaller toward the end. The upper end 321 of the connecting member 322 is hermetically closed, but an opening 325 is formed at an end of the lower end as shown in FIG. This is to prevent rainwater that may enter through the pivot hole 38 from penetrating into the floor through the opening 325 without remaining inside the connecting member.

A cover 326 having a semicircular shape is mounted on the lower portion of the connecting member 322. The cover 326 blocks rainwater or dirt that may enter the base support member 353.

A base support member 353 is provided in the fixing hole 26 of the road bottom. 6 and 7, the base support member 353 is installed so as to project at a predetermined height (x) from the bottom of the road. x is about 20 mm, and the height of the fixing hole 26 is preferably about 100-150 mm. By projecting a certain height from the road floor, rainwater or foreign matter can not flow into the fixing hole 26 well. The base support member 353 has an opening 359 formed at the lower end thereof, and has an expanded portion 363 having a cylindrical shape with a constant diameter and an enlarged diameter at an upper portion. The upper end portion is bent in a cylindrical shape and a reinforcing bar 357 is welded around the circumference of the bent portion 361.

In the present embodiment, the pivotal bearing 351 is mounted on the side surface of the pivot hole 38 and the through hole 36 in which the pivot bolt 32 and the nut are engaged. In other words, pivotal bearings 351 are provided on both side surfaces of the through holes 36 of the first to fourth door bodies 12, 14, 16, 18, so that the door bodies 12, 14, 16, The connecting member 322 rotates with respect to the door main bodies 12,14,16 and 18 so as to reduce frictional force with the door main bodies 12,14,16 and 18 generated at this time, And also reduces the frictional force between the pivot bolt 32 and the nut 42 coupled to the main body 12,14,16,18 and the connecting member 322. [ The detailed structure of the pivot bearing 351 is a well-known technology described in detail in the present applicant's registration utility model No. 20-0427739, and a detailed description thereof will be omitted.

8 is a view showing another embodiment of the connecting member 322 ', which can be applied to all of the embodiments described above. The connecting member 322 'shown in FIG. 8 is in the form of a quadrangular prism, the upper end is closed, the lower end is formed with an opening like the connecting member 322 of the third embodiment, and the lower end has a quadrangular pyramid shape .

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. It will be understood by those skilled in the art that many changes and modifications of the present invention can be made without departing from the spirit and scope of the appended claims. Accordingly, all such appropriate modifications and changes, and equivalents thereof, should be regarded as within the scope of the present invention.

10, 200, 310: Central separator door unit
12, 14, 16, 18: first to fourth door bodies
20, 30: first and second door units
22, 322, 422:
110, 120: first and second lift holding devices

Claims (12)

delete A median separator door apparatus installed between median separators of roads,
The center separator door apparatus includes a door unit including a door body and a connecting member connected between the door body,
And a lift holding device for rotating the door unit,
Wherein the door main body is composed of an upper door main body and a lower door main body which are vertically spaced from the connecting member, the upper door main body and the lower door main body are rotatably connected to the connecting member,
The lift pillar device rotates one side of the upper door body upward or downward to open or close the median separator,
When the upper door body is rotated in the upward direction, the lower door body connected through the connecting member is rotated upwardly, and the connecting member is rotated obliquely by its own weight, and the upper door body and the lower door body The interval between the first and second electrodes is narrowed,
A fixing hole is formed at the bottom of the road,
And a base support member installed in the fixing hole,
The base support member is formed to protrude from the bottom of the road at a predetermined height,
Wherein an upper end portion of the base support member is formed by bending in a circumferential shape so as to have an enlarged diameter. 3. The method of claim 2,
The door unit and the lift pillar are each composed of a plurality of units,
Wherein the door unit is mounted in a receiving groove of the lift pillar. 3. The method of claim 2,
Wherein the door main body has a shape of a plate having a curved curved section or a square pipe having an empty interior. 3. The method of claim 2,
The connecting member has a plurality of pivot holes, and is connected to the door body by pivot bolts and nuts,
And the inner diameter of the pivot hole is larger than the outer diameter of the pivot bolt. 6. The method of claim 5,
Wherein the connection member has a cylindrical shape, a small diameter portion having a small diameter at the bottom, and a conical shape at a bottom end of the small diameter portion, the diameter of which decreases toward the end portion. 3. The method of claim 2,
Wherein the connection member has a conical shape at one end and an upper end is closed but an opening is formed at the lower end. 3. The method of claim 2,
Further comprising a lid connected to a lower portion of the connecting member. 3. The method of claim 2,
Wherein the connecting member has a square pillar shape.

delete 3. The method of claim 2,
Wherein the base support member has a lower end portion formed with an opened opening and a reinforcing bar welded around the circumference of the expanded portion. 3. The method of claim 2,
Wherein the pivotal bearing is connected between the connecting member and the door body by a pivot bolt and a nut in a state where the pivotal bearing is installed between the connecting member and the door main body to reduce frictional force between the door main body and the connecting member. .

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