KR101296566B1 - A prevention apparatus of rain and sand inflow for a manhole - Google Patents

Abstract

 It relates to a manhole rainwater and sediment inflow prevention device, for this purpose, a frame installed in the manhole to the same height as the drain pipe; and a rotation axis coupled across the frame in a transverse direction; and clear initial flow along the drain pipe Opening and closing plate coupled to the rotary shaft to open and close the manhole in accordance with the amount of rainwater and sewage and clear rainwater; and reinforcement plate coupled to the other side of the frame in the transverse direction; And a horizontal holding stopper coupled to overlap the upper portion of the reinforcing plate to control the closed state of the opening and closing plate, wherein the frame, the opening and closing plate, and the horizontal holding stopper enter the inside of the manhole through the manhole cover and mutually It is characterized in that it is configured in multiple parts to be assembled.

Description

A PREVENTION APPARATUS OF RAIN AND SAND INFLOW FOR A MANHOLE}

The present invention leads to the sewage drainage treatment plant to lead to the sewage drainage and the initial rainwater containing the sewage and non-point source to the inside of the manhole, rainwater and sediment that does not contain non-point source for the manhole to be discharged to the river or river It relates to rainwater and earth and sand inflow prevention device. More specifically, it is composed by dividing the frame, the opening and closing plate and the horizontal maintenance stopper into multiple parts so that the main parts can be assembled through the manhole cover without damaging the existing manhole. It relates to a rainwater and earth and sand inflow prevention device for the manhole.

In general, manholes are holes made by humans to inspect, repair, or clean water pipes, sewer pipes, and so on.

In particular, manholes are mainly installed on urban roads to prevent damage to the city's aesthetics.

These manholes are connected to the floor by living sewage generated from homes and factory wastewater from factories or workplaces, and connecting pipes that induce and discharge rainwater collected through road drains to drains, and discharge rainwater on the sides. The drain pipe is connected.

However, the conventional manholes have a problem that the drainage of the sewage terminal treatment plant is increased, since most of the drainage pipes and the connection pipes do not flow back to the drainage pipes through the connection pipes.

To this end, it was intended to install the opening and closing plate to be opened or closed according to the amount of rain in the existing manhole, but due to the standardized size of the manhole cover installed in the manhole, there was a problem that the upper concrete of the manhole must be broken.

However, most of the manholes are installed on the road, causing traffic congestion on the roads, and also having a high cost due to damage to the manholes.

The present invention has been made in view of the above problems, the first object of the present invention, the frame, the opening and closing plate and the horizontal holding stopper to be assembled by entering the main parts through the manhole cover without damaging the existing manhole To provide a rainwater and earth and sand intrusion prevention device for the manhole is configured by dividing the number into equal parts.

The second object of the present invention, the initial rainwater containing the sewage and non-point source to the inside of the manhole is guided to the sewer end to the sewage treatment plant, rainwater and sediment containing no non-point source is discharged to the river or river It is to provide rainwater and soil intrusion prevention device for manhole.

According to a feature of the present invention for achieving the above object, the first invention, the manhole cover is installed on the top, the drain pipe is connected to the side to discharge rainwater, connected to the bottom surface sewage and initial excellent It relates to a rainwater and earth and sand inflow prevention device for the manhole connected to the guide pipe for induction discharge to the collecting pipe, for this purpose frame installed in the manhole to the same height as the drain pipe; and a rotating shaft coupled across the frame in the transverse direction And, opening and closing plate coupled to the rotating shaft to open and close the manhole in accordance with the amount of rainwater and non-point source containing the initial rain and non-point source flowing along the drain pipe; And, the other side of the frame Reinforcing plate coupled to the transverse direction to; And a horizontal holding stopper coupled to overlap the upper portion of the reinforcing plate to control the closed state of the opening and closing plate, wherein the frame, the opening and closing plate, and the horizontal holding stopper enter the inside of the manhole through the manhole cover and mutually It is characterized in that it is configured in multiple parts to be assembled.

The second invention, in the first invention, the frame is composed of a vertical frame disposed in the same direction as the drain pipe, and a horizontal frame integrally welded across the transverse direction on both sides of the vertical frame, each vertical frame Silver further comprises a water plate coupled to the upper surface in the longitudinal direction, wherein each horizontal frame is configured to be divided into three through a connecting horizontal frame disposed in the center, the lower portion of each contact surface "a" shaped brackets are integrated It is characterized in that the welding is coupled to each other through a fastening means.

The third invention, in the second invention, the bracket is a horizontal plate curved in the "U" shape to be welded in close contact with the surface of the horizontal frame, the vertical plate is bent downward to the horizontal plate and fastened by the fastening means It is preferable that it consists of.

According to a fourth invention, in the first invention, the opening and closing plate preferably further includes a first water induction plate bent upward on both sides.

The fifth invention, in the first invention, the horizontal maintenance stopper is composed of two second water guide plate which is bent upward on both sides, and the movable plate is partially overlapped and slidingly coupled to the upper portion of the first water guide plate, The moving plate is preferably coupled to the reinforcement plate so that both sides are partially overlapped with the upper portion of the first water guide plate through the long groove.

According to the rainwater and sediment inflow prevention device for manholes according to the present invention, the main parts can be entered into the manhole through the manhole cover, so that the upper concrete of the manhole does not have to be crushed, thereby avoiding traffic congestion on the road and reducing construction costs. It is effective.

In addition, by assembling the main parts, there is a fast effect on construction.

1 is a perspective view of the rainwater and earth inflow prevention device for manholes according to the present invention,
Fig. 2 is an exploded perspective view of Fig. 1,
3 to 7 is a step-by-step assembly view of the rainwater and earth inflow prevention device for manholes according to the present invention,

Hereinafter, with reference to the accompanying drawings with respect to the rainwater and earth inflow prevention device for manholes according to the present invention will be described in detail.

1 is a perspective view of the manhole rainwater and earth inflow prevention apparatus according to the present invention, Figure 2 is an exploded perspective view of FIG.

As shown in FIG. 1 and FIG. 2, the present invention provides a frame (1) and an opening / closing plate (3) to be assembled by entering a main part through a manhole cover (71) without damaging an existing manhole (7). And a rainwater and earth and sand inflow prevention device 6 for manholes configured by dividing the horizontal holding stopper 5 into multiple parts.

First, the manhole (7) is connected to the drain pipe 72 for draining rainwater and earth and sand not included in the non-point source on the inner side, the sewage and non-point source is connected to the initial rainwater is formed on the bottom surface It is configured to be introduced into the tea house 74 through the pipe (73).

Rainwater and sediment inflow prevention device 6 for the manhole of the present invention, the initial rainwater and sewage flowing through the drain pipe (72) flows into the sewer conduit (74) to guide the sewage end treatment plant, rain and earth and sewage drain pipe (72) It functions to be discharged into rivers or rivers through.

The manhole rainwater and soil inflow prevention device 6 is installed inside the manhole 7, and includes a frame 1, a rotating shaft 2, an opening and closing plate 3, a reinforcing plate 4, and a horizontal plane. It consists of the holding stopper 5.

The frame 1 is installed in the manhole 7 at the same height as the drain pipe 72.

At this time, the frame 1 is a vertical frame 11 which is installed in the same direction as the drain pipe 72, and a horizontal frame 12 integrally welded across the transverse direction on both sides of the vertical frame (11) It is composed.

Here, the frame 1 is welded to the vertical frame 11 so that the frame 1 is assembled by flowing into the manhole 7 through the manhole cover 71, each horizontal frame 12 is connected to the horizontal frame 121 disposed in the center It is divided into three parts through.

That is, the two vertical frames 11 are integrally connected to the connecting horizontal frame 121 in a state of being welded to the horizontal frame 12.

Through this, the frame 1 may introduce the two vertical frames 11 separated into the manhole 7 through the manhole cover 71, and thereafter, the manhole 7 through the connecting horizontal frame 121. Prepare a structure that can be combined inside the.

On the other hand, the coupling of the horizontal frame 12 and the connecting horizontal frame 121 is possible to be integrally welded to the bracket 13 of the "b" shape in the lower portion of each contact surface.

At this time, the horizontal frame 12 is made of a rectangular or circular, in the case of a horizontal frame 12 made of a circular "U" type so that the bracket 13 can be welded on the surface of the horizontal frame 12 The curved horizontal plate 131 and the vertical plate 132 that is bent downward to the horizontal plate 131 is fastened by a fastening means.

In addition, each vertical frame 11 is configured to further include a water plate 111 coupled to the upper surface in the longitudinal direction. The water plate 111 has a function of preventing the accumulation of foreign matters such as contaminants to the outside of the vertical frame (11).

The rotation shaft 2 is a structure that is rotatably coupled across the vertical frame 11 in the transverse direction.

To this end, two support brackets 112 are coupled to the bottom of the vertical frame 11, and the support brackets 112 are configured to extend inwardly of the frame 1, and the rotation shaft is extended to an upper surface of the extension part. The bearing (B) coupled with 2) is fixed.

This configuration is a structure that can be easily removed and the maintenance of the rotation shaft (2) without separating the frame (1) when the rotating shaft (2) is bent or damaged, can be introduced through the manhole cover (71).

In addition, the opening and closing plate (3) is a structure that is coupled to the rotating shaft (2) to open and close the manhole (7) in accordance with the amount of rainwater and the initial excellent rainwater and non-point source containing non-point source.
Here, the opening and closing plate (3) is configured to maintain the state in which the opening and closing plate (3) is always open by being coupled to the rotating shaft (2) unilaterally or provided with a weight (31) on the other bottom surface of the opening and closing plate (3) can do.
The opening and closing plate 3 is configured to be closed only by the water pressure of rainwater having a relatively large flow rate than the initial excellent and sewage.
Therefore, the initial rainwater and the sewage containing the nonpoint source are discharged to the drainage pipe 74 through the connection pipe 73 through the open switchboard 3, and the rainwater having a relatively higher flow rate than the initial rainwater and the sewage is closed and closed. Passed through the plate (3) to the drain pipe (72).

The opening and closing plate 3 forms a first water induction plate 51 bent upward on both sides, and is divided into three portions so that the opening and closing plate 3 can enter through the manhole cover 71. At this time, each of the opening and closing plate (3) forms a bent surface bent downward in a "b" shape on the close contact with each other, it is a structure that can be fastened through the fastening means against each other through this bent surface.

The above structure can not only smoothly enter the opening and closing plate 3 divided into three through the manhole cover 71, but also increase the rigidity through the bent surface.

The reinforcement plate 4 is laterally coupled to the horizontal frame 12 disposed on the other side of the frame (1).

The reinforcement plate 4 functions to support the horizontal holding stopper 5 for maintaining the horizontality of the opening and closing plate 3 by interrupting the immersion state of the opening and closing plate 3.

In addition, the horizontal maintenance stopper (5) is coupled to overlap the upper portion of the reinforcing plate (4) has a function of controlling the amount of initial excellent and sewage collection by changing its position.

The horizontal holding stopper (5) is the two second water guide plate 51, both sides are bent upward to guide the water inward, and is partially overlapped and slidingly coupled to the upper portion of each of the second water guide plate (51) It is configured to be separated into the moving plate 52 to enter the manhole 7 through the manhole cover 71.

At this time, each of the second water guide plate 51 is coupled to the reinforcing plate 4 and the water blocking plate 111 through a fastening means to be fixed to prevent foreign substances such as impurities from being caught between the water blocking plate 111. Each of the first water guide plates 51 is fixed to the reinforcing plate 4 and the water barrier plate 111.

In addition, the moving plate 52 is partially overlapped at the upper part of the first water guide plate 51 through the three long grooves (H), and the center is bent downward to be in close contact with the reinforcement plate through the long grooves (H). As a result, only the movable plate 52 can be changed back and forth so as to adjust the amount of initial excellent and sewage collection.

Hereinafter will be described the construction of rainwater and earth and sand inflow prevention device for manhole according to the present invention.

 3 to 7 is a step-by-step assembly view of the rainwater and earth inflow prevention device for manholes according to the present invention.

First, as shown in FIG. 3, a step 75 for installing the frame 1 at the same height as the drain pipe 72 is formed on the existing manhole 7.

In this case, the step 75 may be formed by cutting existing manhole concrete, or by pouring additional concrete.

Thereafter, as shown in FIG. 4, two vertical frames 11 enter the manhole 7 through the manhole cover 71.

Then, the two vertical frames 11 are respectively seated on the stepped walls 75 formed at the same height as the drain pipe 72 and firmly fixed with anchor bolts.

In addition, since each of the vertical frames 11 is integrally welded to the horizontal frame 12 in an equal state, the horizontal frame 12 is connected to each other via a separate connecting horizontal frame 121 to form a rectangular frame. Complete (1).

Then, the rotation shaft 2 is coupled to the vertical frame 11.

Thereafter, as shown in FIG. 5, the three-segment opening and closing plate 3 enters the manhole 7 and then is integrally coupled to each other, and then the water plate 111 is respectively formed on the upper surface of the rotating shaft 2 and the vertical frame 11. ).

6, the reinforcing plate 4 is coupled to the horizontal frame 12 disposed on the other side of the frame 1.

Finally, as shown in FIG. 7, the two second water guide plates 51 forming the horizontal holding stopper 5 and the movable plate 52 are introduced into the manhole 7, respectively. ) Is fixed to the reinforcing plate 4 and the water barrier plate 111, the movable plate 52 is completed by overlapping the upper portion of the reinforcing plate (4).

Although the present invention has been described with reference to the accompanying drawings, it will be apparent to those skilled in the art that various obvious modifications are possible without departing from the scope of the invention from this description. Therefore, the scope of the invention should be construed by the claims described to include many such variations.

1: Frame 11: Vertical Frame 111: Clapboard
112: support bracket 12: horizontal frame
121: connecting horizontal frame
13: Bracket 131: Horizontal Plate
132: vertical plate B: bearing
2:
3: opening and closing plate 31: weight 32: first water induction plate
4: gusset
5: horizontal holding stopper 51: second water guide plate 52: moving plate
H: Long groove
6: Rainwater and sediment inflow prevention device for manholes.
7: Manhole 71: Manhole cover 72: Drain pipe
73: connector 74: tea house
75: step

Claims (5)

The manhole cover 71 installed on the upper side, a drain pipe 72 connected to the side to discharge rainwater, and a connection pipe 73 connected to the bottom surface to induce and discharge sewage and initial rainwater to the collecting pipe 74 are connected. In the manhole 7 which becomes
A frame (1) installed in the manhole (7) at the same height as the drain pipe (72);
A rotating shaft (2) coupled across the frame (1) in a transverse direction;
Opening and closing plate coupled to the rotating shaft (2) to open and close the manhole (7) in accordance with the amount of rainwater and non-point source of initial rain and non-point source flowing along the drain pipe (72) 3);
Reinforcing plate (4) coupled to the other side of the frame (1) in the transverse direction; And
A horizontal maintenance stopper 5 coupled to overlap the upper portion of the reinforcing plate 4 to control the closed state of the opening and closing plate 3;
The frame (1), the opening and closing plate (3) and the horizontal holding stopper (5) is divided into a plurality of parts to be assembled to each other through the manhole cover (71) to enter the interior of the manhole (7) Rainwater and earth inflow prevention device for manhole characterized in that.
The method of claim 1,
The frame 1 is composed of a vertical frame 11 disposed in the same direction as the drain pipe 72, and a horizontal frame 12 integrally welded across the transverse direction to both sides of the vertical frame 11, ,
Each vertical frame 11 further includes a water plate 111 coupled to the upper surface in the longitudinal direction,
Each horizontal frame 12 is configured to be divided into three through the connecting horizontal frame 121 disposed in the center, the lower portion of each close contact surface "b" shaped bracket 13 is integrally welded to the fastening means Rainwater and earth inflow prevention device for manholes, characterized in that through each other.
The method of claim 2,
The bracket 13 is a horizontal plate 131 curved in a "U" shape so that the bracket 13 can be welded in close contact with the surface of the horizontal frame 12, and is bent downward to the horizontal plate 131 is fastened by a fastening means Rainwater and earth inflow prevention device for manholes, characterized in that consisting of a vertical plate (132).
The method of claim 1,
The opening and closing plate (3) mandatory rain and earth inflow prevention device for the manhole, characterized in that it further comprises a first water guide plate 51, both sides are bent upward.
The method of claim 1,
The horizontal holding stopper 5 is composed of two second water guide plate 51, both sides of which are bent upward, and a moving plate 52 partially overlapping and slidingly coupled to an upper portion of the first water guide plate 51. But
Each of the first water induction plate 51 is fixed to the reinforcing plate 4 and the water barrier plate 111,
The movable plate 52 is coupled to the reinforcement plate 4 so that both sides are partially overlapped with the upper portion of the first water induction plate through the long groove (H) to be moved back and forth. Prevention device.

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