KR20100030391A - Manhole having pipe connection part to prevent roadsink and water sealing - Google Patents

Abstract

PURPOSE: A manhole with a connection part for preventing corrosion and improving water-tightness is provided to prevent damage to an inlet and an outlet. CONSTITUTION: A manhole with a connection part comprises a body(12), an inlet(13), an outlet(14) and connection parts(21,22). The body has the top which can be opened. The inlet and outlet pass through the body and are formed on the both ends of the body. The inlet and outlet are tapered. The connection part is combined with the inlet and outlet. The connection part is freely constructed and extended.

Description

Manhole having pipe connection part to prevent roadsink and water sealing}

The present invention is the inlet and outlet of the manhole has a taper shape, the connecting portion can be moved up, down, left and right elastically in the form of bellows can be easily and simply connected even if the position of the inlet, outlet pipe outside the manhole and the inlet, outlet A manhole having a settlement and a watertight connection.

In general, manholes are installed at certain intervals in underground sewer pipes, water pipes, and underground cable pipelines. Especially, the manholes are installed at intersections where the thickness and direction of pipes change, so that people can manage their own access.

1 is a cross-sectional view of a conventional manhole. As shown, the conventional manhole (1) is composed of a body by a cylindrical body of which the lower part is blocked by the lower plate and the upper part is open. At this time, the open top is covered using a cover (2) or the like.

Inside the body is a concrete material, the outer circumferential surface has the same circumference as the inner circumferential surface of the wall, the inlet (3) and outlet (4) is formed on both sides of the wall of the manhole (1).

The inlet (3) and outlet (4) of the manhole (1) formed in this way is connected to the inlet pipe (5) and drain pipe (6) made of cast iron or synthetic resin material is connected to the inlet (3) and outlet (4) The inlet pipe 5 and the drain pipe 6 are fitted to each other to be fixed.

When a predetermined pressure or more is applied to such a conventional manhole, a problem arises in that the living waste water leaks into the gap while cracks or breakage occurs in the solidified mortar, and the living waste water leaked through the cracks is the main surface. It directly pollutes the soil, causing environmental damage.

In addition, when the position of the inlet pipe and the drain pipe connected to the inlet and the outlet is misaligned, there is a problem that a separate equipment for connecting the inlet and the outlet port and the inlet pipe and the drain pipe is required.

The present invention is to provide a manhole having a sinking and watertight preventing connection that can be easily and simply connected even if the position of the inlet pipe, the discharge pipe outside the manhole and the inlet, outlet.

In addition, the present invention is to provide a manhole having a sinking and watertight preventing connection that can be prevented from being damaged even when the manhole or inlet pipe, the discharge pipe, while improving the watertightness.

The manhole having the settlement and the watertight preventing connection of the present invention is a body with an upper opening; Inlets and outlets that penetrate both sides of the body from the inner bottom of the body; A tapered inlet and outlet formed through the inner bottom of the body to both sides of the body, the outer through surface of the body being larger than the inner through surface; One end is connected to the inner through surface of the inlet or outlet, the other end is extended to the outside of the body, the bellows type the connecting portion is stretched in its direction; characterized in that it comprises a.

Preferably, one end of the connection portion is characterized in that the body is integrally poured in the inlet or outlet.

Preferably, the outer peripheral surface of the connection portion which is fastened to the inlet or outlet is characterized in that the support is formed.

"자 형상으로 지지대의 상부에는 패킹이 형성되고, 지지대의 내부에는 조임링이 위치하는 것을 특징으로 한다.Preferably, the support is "

"The packing is formed in the upper portion of the support in the shape of a, characterized in that the fastening ring is located inside the support.

Preferably, one end is connected to the body, the other end is characterized in that it further comprises a protective cover in close contact with the connecting portion.

Preferably, the protective cover is characterized in that the wrinkles formed with elasticity.

As described above, in the present invention, the inlet and the outlet of the manhole are in the shape of a taper, and the connection part can move elastically up, down, left, and right in the form of bellows, even if the positions of the inlet and outlet pipes outside the manhole are shifted from the inlet and outlet. It is easy and simple to connect.

In addition, when the inlet pipe and the outlet pipe are fastened to the connection part of the manhole, the protective cover is coupled to surround the manhole wall and the connecting part or the inlet pipe and the outlet pipe, thereby improving water-tightness while being damaged even when the manhole, the inlet pipe, and the discharge pipe settle. There is an advantage that can be prevented.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

Figure 2 is a cross-sectional view of the manhole having a sinking and watertight connection in accordance with the present invention, Figures 3 to 5 is a cross-sectional view of the coupling of the inlet and discharge pipes in the manhole having a settlement and the watertight prevention connection in accordance with the present invention, Figure 6 Detailed view of the support according to the invention.

As shown in Figure 2, the manhole is formed integrally with the drain pipe according to the present invention is a cylindrical body 12 having an upper opening and the inlet 13 and the outlet 14 through the body on both sides of the body 12 Is formed. The inlet 13 and the outlet 14 are manufactured in a tapered shape in which the outer through surface of the body is larger than the inner through surface.

3 and 4, the inlet 13 and the outlet 14 is coupled to the connecting portion (21, 22) freely stretched in the direction of the bellows type. The connecting parts 21 and 22 have the same size as the inner through surface of the inlet 13 and the outlet 14, and one end of the inlet 13 and the outlet 14 is integrally fastened with the body 12. That is, at one end fastened to the inlet 13 and the outlet 14 is positioned in the body while the support 40 is fixed integrally when the concrete is placed.

"자 형상으로 지지대의 상부에는 패킹(41)이 형성되고, 지지대의 내부에는 조임링(42)이 위치한다. 이러한 패킹(41)은 지지대와 몸체 사이에 위치하면서 유입구(13)와 배출구(14)의 외부면을 따라 유입되는 수분을 방지할 수 있으며, 패킹(41)이 느슨해지는 경우에는 도 6에 도시된 바와 같은 조임링(42)을 펴서 지지대와 패킹을 몸체에 더욱 밀착시킬 수 있다.In addition, the support 40 is "

"Shape-shaped packing 41 is formed on the upper portion of the support, the inner ring of the support ring 42 is located. This packing 41 is located between the support and the body while the inlet 13 and outlet 14 Moisture can be prevented from flowing along the outer surface of the), and when the packing 41 is loosened, the support ring and the packing can be further brought into close contact with the body by extending the tightening ring 42 as shown in FIG.

In addition, one end 51 is connected to the body 12 to block foreign substances or water introduced into the body through the inlet 13 and the outlet 14 formed in a tapered shape, and the other end 52 is connected. And a protective cover 50 in close contact with (21, 22). Protective cover 50 is made of a synthetic resin material, the surface is wrinkled (51) is formed to have elasticity.

The outer cover of the inlet and the outlet is sealed by such a protective cover to block the inflow of foreign matter, water, etc., and the sealing performance can be maintained even if the position of the manhole, the inlet and the outlet is moved, such as the manhole is settled.

On the other hand, the other end of the connecting portion (21, 22) is connected to the inlet pipe (31) and the discharge pipe (32) by using a predetermined connecting means (33). In this case, the inflow pipe 31 and the discharge pipe 32 are not directly coupled to the body 12 of the manhole, but are connected to the protruding connecting portions 21 and 22, and thus, the construction of the inflow pipe 31 and the discharge pipe 32 Save time and money.

The inlet tube 31 and the outlet tube 32 have a predetermined diameter and thickness and are coupled to the connecting portions 21 and 22, respectively, to introduce water into the manhole or to discharge the water inside the manhole. At this time, the inlet pipe 31 and the discharge pipe 32 may be used, such as a PE pipe, PVC pipe, double wall pipe or synthetic resin pipe or steel pipe.

In such a tapered shape, since the connecting portions 21 and 22 such as bellows can be moved up, down, left, and right within the inlet 13 and the outlet 14, the inlet 13, the outlet 14, and the inlet pipe of the manhole body ( 31), even if the connection portion of the discharge pipe 32 has a height difference of the upper and lower sides or a position difference of the left and right, it can be accurately coupled by moving the connection portion. Accordingly, it is possible to solve the problem of recreating the manhole separately or using a separate connection member, and to work the ground supporting the manhole firmly from the beginning.

The manhole having the settlement and the watertight preventing connection of the above structure is manufactured in the following order.

First, a forming mold corresponding to the shape of the body 12 is manufactured. The inlet 13 and the outlet 14 are formed on both sides of the body of the mold in a tapered shape in which the outer through surface is larger than the inner through surface at a predetermined position. In this case, the inlet 13 and the outlet 14 may be formed in a straight line according to the construction environment and may be formed to have a predetermined angle or may be formed at different heights.

Subsequently, one end of the connecting portions 21 and 22, which are freely stretched in a bellows type, is formed at the inlet 13 and the outlet 14. At this time, by inserting the support 40 is located at one end that is fastened to the inlet 13 and the outlet 14 into the body to firmly connect the connection.

Then, the concrete is poured into the mold, the concrete is solidified and the moldings are removed and cured for a certain time to complete.

Thereafter, one end 51 of the protective cover 50 is connected to the body 12, and the other end 52 is brought into close contact with the connection parts 21 and 22 with an adhesive or the like to prevent the inflow of foreign matters.

On the other hand, when the manhole is constructed, the inlet pipe 31 and the discharge pipe 32 are coupled to the connecting portions 21 and 22 in the state where the manhole is positioned. This coupling can be fastened by the connecting means 33 by the combination of conventional pipes. At this time, if the position of the inlet pipe and the discharge pipe is different from the height of the connector and the outlet or in the left and right direction, the connection is rotated to match and combine.

The present invention is not limited to the above-described embodiments, and the present invention can be embodied in other forms by those skilled in the art without departing from the spirit of the invention. All design changes made within the technical scope equivalent to the claims of the present invention are considered to be included in the scope of the present invention.

1 is a cross-sectional view of a conventional manhole.

Figure 2 is a cross-sectional view of the manhole having settlement and watertight connection in accordance with the present invention.

3 to 5 is a cross-sectional view of the combination of the inlet and outlet pipes in the manhole having the settlement and the watertight prevention connection according to the invention.

6 is a detailed view of the support according to the present invention.

<Description of the symbols for the main parts of the drawings>

12 body 13 inlet

14 outlet 21, 22 connection

31: inlet pipe 32: discharge pipe

40: support 41: packing

42: tightening ring 50: protective cover

Claims (6)

A body having an upper opening; Inlets and outlets that penetrate both sides of the body from the inner bottom of the body; A tapered inlet and outlet formed through the inner bottom of the body to both sides of the body, the outer through surface of the body being larger than the inner through surface; One end is connected to the inner through surface of the inlet or outlet, the other end is extended to the outside of the body, the manhole having a settlement and the watertight prevention connection portion comprising a; The manhole according to claim 1, wherein one end of the connection part is integrally placed on the body of the inlet or the outlet. According to claim 1, Manhole having a settlement for preventing settlement and watertight, characterized in that the support is formed on the outer peripheral surface of the connection portion fastened to the inlet or outlet. The method of claim 3 wherein the support is "

"Shape-shaped upper portion of the support is formed, the manhole having a connection for settlement and watertightness, characterized in that the fastening ring is located inside the support. The manhole according to claim 3, further comprising a protective cover having one end connected to the body and the other end closely connected to the connection part. The manhole according to claim 5, wherein the protective cover is formed with a wrinkle having elasticity.

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