KR100834776B1 - Multi layer manhole - Google Patents

Abstract

A multi-layered manhole is provided to prevent waste water from leaking by assembling a lower body, a perpendicular body, and an upper slab to each other with brackets having bolt holes with different diameters. A multi-layered manhole comprises a lower body(400), a perpendicular body(300), and an upper slab(200) which are assembled to each other by fastening members(100). The fastening member includes a bracket, a first fastening part, and a second fastening part. The bracket is provided with first and second holes formed at two ends. The first fastening part passes through the first hole of the bracket to assemble the bodies. The second fastening part passes through the second hole to assemble the bodies. The second fastening part includes an eccentric nut, a hexagonal nut, and a buried nut. The eccentric nut has a third hole, a round part inserted to the second hole, and a hexagonal part. The hexagonal bolt is inserted to the eccentric nut. The buried nut is coupled to the hexagonal bolt and buried in the bodies.

Description

 Multi Layer Manhole

1 is a block diagram showing a multi-stage manhole according to an embodiment of the present invention.

Figure 2 is an exploded perspective view showing a fixing plate according to Figure 1 of the present invention.

Figure 3 is a side view showing a fixing plate according to Figure 1 of the present invention.

Figure 4 is a view showing the play for the position movement of the third hole of the eccentric fixing bolt formed on the fixing plate according to Figure 1 of the present invention.

* Description of the main drawing codes *

100: fixing plate 110: bundle

111: first hole 112: second hole

113: third hole 120: first coupling portion

121, 131: Landfill fixing nut 122: Coupling bolt

130: second coupling portion 133: eccentric fixing bolt

132: internal hexagon bolt 200: top slab

300: vertical sphere 400: lower sphere

500: cap

The present invention relates to a multi-stage manhole, and more particularly, to a multi-stage manhole to improve the coupling error of each sphere by the eccentric fixing bolt formed in the second coupling portion is easy to maintain, by combining the spheres by the fixing plate. will be.

As a related art of a prefabricated manhole, Application No. 20-2004-0015447 is a manhole consisting of a circular or square shape in which a pipe hole into which upper and sewage pipes are inserted is formed, and a manhole cover is coupled to the manhole hole to open and close. After forming in multiple stages separated into at least two or more, forming a flange portion provided with a bolt insertion hole in each connection portion, by stacking them in turn and then inserting the bolts in the bolt insertion hole of each of the flange portion in close contact with each other It was a technology that was assembled and installed outside the manhole using a nut.

However, since the conventional technique forms a flange portion provided with a bolt insertion hole on the outer side of the manhole, the volume of the manhole is increased, and the durability of the coupled manhole is reduced because it is coupled at the outer side of the manhole separated in multiple stages. In order to match the bolt insertion holes formed in each manhole to be combined, the process time becomes long, and there is a problem in that gaps are generated for the error of the manhole separated and formed in multiple stages.

The present invention has been made to solve the above problems, the present invention by combining each sphere in the inner circumferential surface of each sphere constituting the manhole, the volume of the manhole is reduced, the fixed plate in the inner circumferential surface of each sphere formed in multiple stages The purpose is to provide a multi-stage manhole is reinforced because it is coupled through.

In addition, another object of the present invention is to combine the respective spheres by the first coupling portion and the second coupling portion having a predetermined movement interval to improve the coupling error according to the molding of each sphere to prevent the leakage of waste water The purpose is to provide a manhole.

Furthermore, another object of the present invention is to provide a multi-stage manhole that can be assembled and detached even after construction of the multi-stage manhole, and thus easy to manage maintenance.

In order to achieve the above object, the multi-stage manhole according to an embodiment of the present invention is a prefabricated manhole in which the lower sphere, the vertical sphere, and the upper slab are formed in multiple stages, each of which has a rectangular flat plate shape between the spheres and the upper slab. Caps are formed on a plurality of fixed plates and outer peripheral surfaces of the plurality of fixed plates respectively formed to fasten the respective spheres and the upper slab.

According to an embodiment of the present invention, the fixing plate is formed to have a predetermined length and a first hole is formed at one side, and the second hole is formed at the other side and the second hole is coupled to the first hole of the bundle part. And a second coupling part coupled to the first coupling part to fasten the bundle and the second hole of the bundle to fasten the respective spheres and the bundle.

According to an embodiment of the present invention, the second coupling part formed on the fixing plate has one surface inserted into the second hole of the bundle portion and rotates, and the other surface is formed of a hexahedron, and an eccentric fixing in which a third hole is formed with a predetermined diameter. An inner hexagon bolt inserted into the bolt and the eccentric fixing bolt and the inner hexagon bolt are fastened to each other, and each of the spherical fixing nuts is inserted into and formed in the sphere.

According to an embodiment of the present invention, the third hole of the eccentric fixing bolt formed in the second coupling portion is characterized in that it is formed spaced apart from the center of the eccentric fixing bolt at a predetermined interval.

According to an embodiment of the present invention, the third hole of the eccentric fixing bolt formed in the second coupling portion is inserted into the second coupling portion, characterized in that spaced 4mm from the center.

According to an embodiment of the present invention, the third hole of the eccentric fixing bolt formed in the second coupling portion is inserted into the second coupling portion, and is characterized in that the movement of 8mm.

According to an embodiment of the present invention, the fixing plate is characterized in that formed on each of the four spheres.

According to one embodiment of the invention the cap is characterized in that it is made of any one of plastic, FRP and resin.

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

1 is a configuration diagram showing a multi-stage manhole according to an embodiment of the present invention, the lower sphere 400, the vertical sphere 300 and the upper slab 200 is formed in a multi-stage prefabricated manhole, each sphere A plurality of fixing plates 100 are formed between the 300 and 400 and the upper slab 200 to form rectangular flat plates, respectively, to fasten the respective spheres 300 and 400 and the upper slab 200 to each other. Cap 500 is formed on the outer peripheral surface of the plurality of fixing plate (100).

More specifically, the fixing plate 100 by fastening the lower sphere 400, the vertical sphere 300 and the upper slab 200, respectively, each sphere 300, 400 and the upper slab 200 It is formed in plural to suit the weight and size of the.

In addition, the fixing plate 100 is formed on the inner peripheral surface of the lower sphere 400, the vertical sphere 300 and the upper slab (200).

In addition, after the spheres 300 and 400 and the upper slab 200 are combined on the inner circumferential surfaces of the lower sphere 400, the vertical sphere 300, and the upper slab 200, a cap 500 is formed. Final finishing is possible and maintenance is easy after construction.

The cap 500 may be used as any one material of plastic, FRP, and resin.

Figure 2 is an exploded perspective view showing a fixing plate according to Figure 1 of the present invention, the fixing plate 100 is formed to a predetermined length, the first hole 111 is formed on one side, the second hole 112 on the other side The first coupling portion 120 coupled to the formed bundle portion 110 and the first hole 111 of the bundle portion 110 to fasten one side of each of the spheres 300 and 400 and the bundle portion 110. And a second coupling part 130 coupled to the second hole 112 of the bundle part 110 to fasten each of the spheres 300 and 400 and the other side of the bundle part 110.

In more detail, the bundle 110 is made of a material excellent in the shape and rigidity of the plate.

In addition, the bundle 110 has a first hole 111 is formed on one side is fastened to one surface of the lower sphere 400 or the vertical sphere 300, the second hole 112 on the other side of the bundle (110). ) Is formed to be fastened to the spheres 300 and 400 to which the first hole 111 is fastened and the spheres 300 and 400 and the upper plate slab 200 connected to the upper slab 200.

The first coupling part 120 is composed of a buried fixing nut 121 formed in each of the spheres 300 and 400 and the upper slab 200 and coupling bolts 122 fastened to the buried fixing nut 121. Since the coupling bolt 122 penetrates through the first hole 111 of the bundle unit 110 and is buried with the buried fixing nut 121 formed in each of the spheres 300 and 400, each sphere ( It can be seen that any one of the spheres 300 and 400 and the upper slab 200 and the first coupling part 120 of the 300 and 400 and the upper slab 200 is fastened.

The second coupling portion 130 is rotated by inserting one surface into the second hole 112 of the bundle 110, the other surface is formed of a hexahedron to facilitate the rotation, and the third hole (3) with a predetermined diameter ( 113 is formed with the eccentric fixing bolt 133 and the inner hexagon bolt 132 is inserted into the eccentric fixing bolt 133 and the inner hexagon bolt 132 is fastened, the respective spheres (300, 400) and It is formed of a buried fixing nut 131 is inserted into the upper slab 200 is formed.

More specifically, the second coupling part 130 is an internal hexagon that is fastened to the buried fixing nut 131 and the buried fixing nut 131 formed in each of the spheres 300 and 400 and the upper slab 200. The bolt 132 and the third hole 113 is formed of an eccentric fixing bolt 133, the inner hexagon bolt 132 is the second hole 112 and the eccentric fixing bolt 133 of the bundle unit 110 Since each of the spheres 300 and 400 and the buried fixing nut 131 formed in the upper slab 200 is fastened through the third hole 113 of the It can be seen that any one of the spheres 300 and 400 and the upper slab 200 and the second coupling portion 130 is fastened.

In particular, the third hole 113 of the eccentric fixing bolt 133 formed in the second coupling portion 130 is formed to be spaced apart from the center of the eccentric fixing bolt 133 at a predetermined interval, the eccentric fixing bolt ( Since the 133 is rotated, the third hole 113 can be finally moved at a predetermined interval.

Accordingly, as the eccentric fixing bolt 133 is rotated, the third hole 113 can be moved, and thus, the buried fixing nut 131 is formed in each of the spheres 300 and 400 and the upper slab 200. And the inner hexagon bolt 132 penetrates through the third hole 113 to be movable, and finally the fastening position of the buried fixing nut 131 and the inner hexagon bolt 132 can be changed at a predetermined interval. It can be seen.

Furthermore, by overcoming the coupling error generated by the molding of each of the spheres 300 and 400 and the upper slab 200 by the movement of the third hole 113, the waste water is leaked by providing a tight, multistage manhole. Can be prevented.

3 is a side view illustrating the fixing plate according to FIG. 1 of the present invention, in which a bundle unit 110 having first and second holes 111 and 112 is formed, and a first hole of the bundle unit 110. The first coupling part 120 is fastened in correspondence with 111, and the second coupling part 130 is formed to correspond to the second hole 112 of the bundle part 110. ) And the upper slab 200 is shown to be fastened.

In more detail, the first and second coupling parts 120 and 130 are fastened through the first and second holes 111 and 112 of the bundle 110. In addition, the buried fixing nut 121 of the first coupling portion 120 is formed in the sphere 300, 400 and the upper slab 200 of the one side, the buried fixing nut of the second coupling portion 130 ( 131 is formed inside the spheres 300 and 400 on the other side and the upper slab 200 and fastened to the respective bolts 122 and 132, thereby forming the spheres 300 and 400 and the upper slabs formed on the one side and the other side. It can be seen that the 200 is firmly coupled to each other.

4 is a view representing the play for the position movement of the third hole of the eccentric fixing bolt formed on the fixed plate according to Figure 1 of the present invention, the third of the eccentric fixing bolt 133 formed on the second coupling portion 130 The hole 113 is formed 4mm apart from the center of the eccentric fixing bolt 133.

As a result, it can be seen that the moving interval of the second coupling part 130 is moved at a maximum gap of 8 mm.

Therefore, since the second coupling portion 130 can be moved at a predetermined interval, the errors generated when the spheres 300 and 400 and the upper slab 200 are formed by molding are generated at the time of coupling. The binding of each sphere can be made stronger while satisfying the binding error.

The present invention has been described in detail so far, but the embodiments mentioned in the process are only illustrative and are not intended to be limiting, and the present invention is provided by the following claims and the technical spirit and field of the present invention. Within the scope not departing from the scope of the present invention, changes in the components that can be coped evenly will fall within the scope of the present invention.

 As described above, the present invention has the effect of reducing the volume of the manhole by combining each sphere in the inner circumferential surface of each sphere constituting the multi-stage manhole with a fixed plate, and is coupled through the fixed plate at the inner circumferential surface of each sphere formed in multiple stages. It has the effect of strengthening durability, by combining the respective spheres by the first coupling portion and the second coupling portion having a predetermined movement interval to improve the coupling error according to the molding of each sphere to prevent the leakage of waste water In addition, it is possible to assemble and separate even after the construction of the multi-stage manhole, so that the maintenance is easy.

Claims (8)

delete delete In the multi-stage manhole in which the lower sphere, the vertical sphere, and the upper slab are formed in multiple stages and assembled, each of the spheres and the upper slab is formed in a rectangular flat plate shape, and a plurality of fixed plates fastening the respective spheres and the upper slab. ; And a cap is formed on the outer peripheral surface of the plurality of fixed plate, The fixing plate is formed of a predetermined length, the first hole is formed on one side, the second hole is formed on the other side and the first hole is coupled to the first hole of the bundle part to fasten each of the spheres and the bundle A second coupling portion coupled to the coupling portion and the second hole of the bundle portion to fasten the respective spheres and the bundle portion, The second coupling portion formed on the fixing plate: an eccentric fixing bolt which is inserted into the second hole of the bundle part is rotated and the other surface is formed of a hexahedron and the third hole is formed with a predetermined diameter, and is inserted into the eccentric fixing bolt A multi-stage manhole, characterized in that the inner hexagon bolt and the buried fixing nut is fastened to the inner hexagon bolt and inserted into each sphere. The method of claim 3, wherein the third hole of the eccentric fixing bolt formed in the second coupling portion, Multi-stage manhole characterized in that formed to be spaced apart from the center and the predetermined interval of the eccentric fixing bolt. The third hole of the eccentric fixing bolt formed in the second coupling portion, The multi-stage manhole is inserted into the second coupling portion spaced apart from the center by 4mm. The method of claim 5, wherein the third hole of the eccentric fixing bolt formed in the second coupling portion, The multi-stage manhole is inserted into the second coupling portion, characterized in that moved to the play of 8mm. The method of claim 3, wherein the fixing plate, Multi-stage manhole characterized in that formed in each of the four spheres. The method of claim 3, wherein the cap, Multi-stage manhole, characterized in that made of any one of plastic, FRP and resin.

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