KR20170064301A

KR20170064301A - Man-hole structure

Info

Publication number: KR20170064301A
Application number: KR1020150169910A
Authority: KR
Inventors: 이종원; 이경수
Original assignee: 이종원; 이경수
Priority date: 2015-12-01
Filing date: 2015-12-01
Publication date: 2017-06-09

Abstract

The present invention relates to a manhole structure for allowing a large amount of rainwater to flow so that one side of a lid is opened automatically at the time of a flood, as well as a drainage of sewage, to be.
The present invention relates to a manhole in which a grill is covered on an upper portion of a grill, a secondary grill which is spaced apart from an upper portion of the grill and which has a micro through-hole formed to prevent foreign matter from entering and drain water; And a sub-grill automatic opening part coupled to a lower part of the grill and automatically pushing one side of the auxiliary grill upward to open the rain gut for easy inflow of rainwater.
The present invention is advantageous in that the rainwater can be easily drained while automatically opening the lid when a large amount of rainwater flows in, as well as draining rainwater and catching foreign matter such as leaves, in the normal state.

Description

MAN-HOLE STRUCTURE < RTI ID = 0.0 > (MAN-HOLE STRUCTURE) <

More particularly, the present invention relates to a structure of a manhole installed on a road, and more particularly, to a structure of a manhole to be installed on a road, more specifically, to drain wastewater and prevent foreign matter such as leaves from flowing, The present invention relates to a structure of a manhole for allowing positive rainwater to flow in.

In general, residential areas and roads are equipped with subterranean sewage pipes that discharge rainwater and sewage from each home and factory. In addition, a manhole is installed on the ground along the underground sewer so that rainwater can be introduced into the underground sewer at regular intervals, and the upper part of the manhole is provided with a grill for safe movement of pedestrians and vehicles and for inflow of rainwater. have.

The manhole thus installed secures the safety of the vehicle and the pedestrian by allowing the sewage or rainwater to pass through the grill and drained to the sewer without being flooded by the road.

However, when a large amount of rainwater flows through the road due to flood, etc., the rainwater flows into the manhole through the grill together with various kinds of garbage to shut off the sewer. Rainwater can not flow into the manhole, and roads, A problem arises.

A conventional manhole has a public utility model room 2000-0017387 " manhole that can prevent a safety accident ". The manhole cover 30 has a protruding piece 40 formed with a hole for inserting a protrusion 41 into the lid 31 and a protrusion 20 protruding from the bottom of the manhole cover 10, And is engaged with the insertion hole 41. Therefore, even when the rainwater flows backward, the manhole cover 10 does not separate from the manhole frame 30, preventing the pedestrian from falling into the manhole.

However, the above-described conventional technique is intended to cope with the rainwater flowing backward in the manhole, and on the other hand, there is not provided a technique for rapidly draining a large amount of rainwater into the manhole when the rainwater suddenly flows on the road.

Document 1: Public utility model room 2000-0017387

The present invention aims at draining rainwater and allowing foreign matter such as leaves to be drained at a normal time, and automatically opening the lid when a large amount of rainwater flows in, so that rainwater can be easily drained.

In order to achieve the above object, the present invention provides a manhole having an upper portion covered with a grill, the auxiliary grill being spaced apart from the upper portion of the grill and blocking the inflow of foreign matter, wherein a micro through hole is formed to allow drainage of rainwater. And a sub-grill automatic opening part coupled to a lower part of the grill and automatically pushing one side of the auxiliary grill upward to open the rain gut for easy inflow of rainwater.

According to an embodiment of the present invention, the auxiliary grill automatic opening part is formed in a cylindrical shape having an open upper part and a body bottom plate formed thereon, hooks for hooking the grill on the upper end, and a drain hole A body to be formed; A cylindrical buoyant body formed in a cylindrical shape having a buoyancy and having a plurality of protruding portions formed on an edge thereof so as to contact with an inner wall surface of the body, and a side drainage path formed between the protruding portion and the protruding portion; And an upper portion of the cylindrical buoyant body is inserted through a guide hole of the cylindrical buoyant body at an upper portion of the grill so as to support a bottom surface of the auxiliary grill, And a guide supporter which is inserted and supported by the guide supporter.

According to an embodiment of the present invention, the guide supporter at a position spaced apart from the upper side of the cylindrical buoyant body further includes a stop control rod.

According to an embodiment of the present invention, one side of the auxiliary grille is hinged to one side of the grill.

The present invention is advantageous in that the rainwater can be easily drained while automatically opening the lid when a large amount of rainwater flows in, as well as draining rainwater and catching foreign matter such as leaves, in the normal state.

1 is a perspective view of a conventional manhole;
2 is an exploded view of a manhole according to an embodiment of the present invention.
FIG. 3 is a partial cross-sectional view of a manhole according to an embodiment of the present invention,
4 is a partial cross-sectional view illustrating a state in which a small amount of rainwater is introduced into a manhole in a manhole in which a connection link is connected, according to an embodiment of the present invention.
5 is a partial cross-sectional view illustrating a state in which a large amount of rainwater is introduced into a manhole in a manhole in which a connecting loop is connected, according to an embodiment of the present invention.
6 is a partial cross-sectional view of a state in which a hinge is formed in a manhole according to an embodiment of the present invention.
FIG. 7 is a partial cross-sectional view illustrating a state in which a small amount of rainwater is introduced into a manhole in which a hinge is connected to a manhole according to an embodiment of the present invention. FIG.
8 is a partial cross-sectional view illustrating a state in which a large amount of rainwater is introduced into a manhole in a state where a hinge is connected to a manhole according to an embodiment of the present invention

Specific structural and functional descriptions of the embodiments of the present invention disclosed herein are for illustrative purposes only and are not to be construed as limitations of the scope of the present invention. And should not be construed as limited to the embodiments set forth herein or in the application.

The embodiments according to the present invention can make various changes and have various forms, so that specific embodiments are illustrated in the drawings and described in detail in this specification or application. It is to be understood, however, that it is not intended to limit the embodiments according to the concepts of the present invention to the particular forms of disclosure, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

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. Other expressions that describe the relationship between components, such as "between" and "between" or "neighboring to" and "directly adjacent to" should be interpreted as well.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In this specification, the terms "comprises ", or" having ", or the like, specify that there is a stated feature, number, step, operation, , Steps, operations, components, parts, or combinations thereof, as a matter of principle.

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 ideal or overly formal in the sense of the art unless explicitly defined herein Do not.

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, the present invention will be described in detail with reference to the preferred embodiments of the present invention with reference to the accompanying drawings. Like reference symbols in the drawings denote like elements.

The manhole 100 according to an embodiment of the present invention includes a grill 110 and an auxiliary grill 120 covering the upper portion thereof and an auxiliary grill automatic opening portion 200 coupled to a lower portion of the grill 110.

Here, the grill 110 covers the upper part of the manhole 100 and is formed so as to allow the inflow of rainwater while protecting the safety of the automobile and the pedestrian, as is well known.

Here, the auxiliary grill 120 covers an upper portion of the grill 110, and a through hole 112 having a size smaller than that of the grill 110 is formed. The auxiliary grill 120 may be connected to the grill 110 by a connection ring 122 having a predetermined length and may be connected between one side of the auxiliary grill 120 and one side of the grill 110 by a hinge 124. [ .

Here, the auxiliary grill automatic opening part 200 is coupled to the lower part of the grill 110 and functions to automatically open and open the auxiliary grill 120 when the inflow rainwater is large. The auxiliary grill automatic opening part 200 for this purpose may include a main body 210, a cylindrical buoyant body 220, and a guide support 230.

The main body 210 is formed in a cylindrical shape having an open top and a main body bottom plate 212. A hook 214 is provided at the upper end of the main body 210 so as to be engaged with the groove of the grill 110. A drain hole 216 is formed at the center of the main body bottom plate 212.

Here, the cylindrical buoyant body 220 has buoyancy to float on the water, and is formed into a cylindrical shape that can be inserted into the body 210. A plurality of protrusions 222 are formed on the outer edge side and a side drain passage 224 is formed between the protrusions 222 and the protrusions 222 in the vertical direction. Further, a guide hole 226 may be formed through the center portion. It is also preferable that an O-ring is joined to the bottom surface so as to improve adhesion with the bottom surface.

The upper portion of the guide support 230 supports the bottom of the auxiliary grill 120 and the middle portion of the guide support 230 is inserted into the groove of the grill 110 and inserted into the guide hole 226 of the cylindrical buoyant body 220 And the lower portion is formed into a long shape so as to be inserted into the drain hole 216 of the main body 210. The upper portion of the guide supporter 230 is preferably formed to have a larger head portion 231 so as to have a higher supporting force with the auxiliary grill 120. In addition, it is preferable that a stop control rod 232 is coupled to the center of the guide supporter 230, that is, at a position spaced apart from the upper side of the cylindrical buoyant body 220 by a predetermined distance.

Hereinafter, the operation of the manhole of the present invention constructed as described above will be described.

A drain pipe 101 is connected to a lower portion of the manhole 100 and a known grill 110 is covered by an upper jaw of the manhole 100. An auxiliary grill 120 is covered on the upper part of the grill 110 and is connected to the grill 110 by a connection ring 122 or by a hinge 124.

A hook 214 of the automatic opening portion 200 of the auxiliary grill is hooked to a lower portion of the grill 110. At this time, it is a matter of course that the cylindrical buoyant body 220 is inserted into the main body 210 of the automatic opening part 200 of the auxiliary grill, and the guide supporting part 230 is fastened.

Accordingly, when the rainwater flows into the manhole 100, the foreign matter such as the leaves is caught by the auxiliary grill 120 and only the rainwater passes through the auxiliary grill 120 and the grill 110 at the lower part thereof, Drainage.

Part of the incoming rainwater flows into the main body 210 of the automatic opening part 200 of the auxiliary grill coupled to the lower part of the grill 110. Therefore, while the cylindrical buoyant body 220 is floated by the buoyant force due to the inflowing rainwater, the drain hole 216 formed in the bottom plate 212 of the main body 210 is opened, The rainwater flowing into the unit 200 becomes drainage, and when the inflow of the rainwater is stopped, the cylindrical buoyant body 220 is lowered again.

At this time, when a large amount of rainwater is suddenly dropped, it is not easy for the rainwater to flow into the manhole 100 due to the foreign material such as the leaves hanging on the upper part of the auxiliary grill 120, do.

However, in the manhole 100 of the present invention, when a large amount of rainwater flows into the manhole 100, a large amount of rainwater flows into the powder 210 of the automatic opening portion 200, The guide supporter 230 is lifted integrally by the cylindrical buoyant body 220 while being caught by the stop control belt 232 of the guide supporter 230. As a result,

Thus, the head 231 of the rising guide support 230 lifts the auxiliary grill 120. Therefore, one side of the auxiliary grill 120 and the manhole 100 are separated from each other and opened so that a large amount of rainwater can flow into the manhole 100, and there is no possibility of flooding the road.

The grille 110 and the auxiliary grill 120 are connected to each other by a hinge 124. The grille 110 and the auxiliary grille 120 are separated from each other by a predetermined distance from the grille 110 by the connection ring 122, It is preferable that the auxiliary opening automatic opening portion 200 of the present invention is coupled to the lower portion of the grill 110 far from the hinge 124 side.

100: Manhole 110: Grill
120: auxiliary grill 200: auxiliary grill automatic opening part
210: main body 212: main body bottom plate
214: hook 216: drain
220: cylindrical buoyant body 222:
224: side drain 226: guide ball
230: guide support 231: head
232: Stop control stand

Claims

In a manhole with a grill at the top thereof,
A secondary grill which is spaced apart from the upper portion of the grill and which blocks the inflow of foreign matter but has a micro through hole to allow drainage of rainwater;
And a sub-grill automatic opening part coupled to a lower part of the grill and automatically pushing one side of the auxiliary grill upward to open the rainwater to facilitate the inflow of rainwater.

The method according to claim 1,
The auxiliary grill automatic opening portion
A main body having an upper portion opened and a cylindrical bottom portion formed in a cylindrical shape, hooks for hooking the grill on an upper end thereof, and drain holes formed in a central portion of the main body bottom plate;
A cylindrical buoyant body formed in a cylindrical shape having a buoyancy and having a plurality of protruding portions formed on an edge thereof so as to contact an inner wall surface of the main body, and a side drainage path formed between the protruding portion and the protruding portion; And
The upper portion of the cylindrical buoyant body supports the bottom surface of the auxiliary grill and the lower portion of the cylindrical buoyant body is connected to the drain hole of the main body And a guide support which is inserted and supported.

3. The method of claim 2,
And a stop control board is further provided on the guide support at a position spaced apart from the upper side of the cylindrical buoyant body.

3. The method according to claim 1 or 2,
Wherein one side of the auxiliary grille is hinged to one side of the grill.