KR200336533Y1 - mold for manhole manufacture and manhole structure of the same - Google Patents

Abstract

The present invention relates to a manhole formwork and a manhole structure produced by the manhole formwork, the manhole formwork is a rectangular metal plate material having a protrusion bent protruded at one end and the inner plate formed between the protrusion and the body, and the bottom plate It is hinged by a side cross section and a plurality of hinges, and is vertically fixed upward and formed inside the other side portion, and has a nut fastening space sealed by a nut fastening space securing cap, and a reinforcing inner slope is formed on an extension line of the inner slope. The inner side plate and the outer end surface of the bottom plate are hinged by a plurality of hinges and vertically fixed upward by a plurality of hinges hinged to both sides of the outer side plate and the bottom plate, vertically fixed upwards and longitudinally on the inner side. A pair of leakage preventing packing protrusions are formed long, and a plurality of bolt holes are provided with hinge wings formed at regular intervals. The manhole structure is a rectangular concrete wall structure, one end of the structure has an inner reinforcement slope and a bending protrusion formed therein, and a plurality of through-holes are formed on one side of the end surface of the structure with a plurality of through holes vertically. It is formed and the front end of the fixing bolt is projected to the outside through the through hole in the body and the fixing bolt protruding a plurality of reinforcing bars fixed to the fixing bolt in the body; On the center of the other side end surface of the structure, a plurality of anchors formed with a plurality of through holes corresponding to the fixed bolt clusters of one side end surface are formed in one body up and down, and on the inner side of the anchor, there is a nut connection space which is an inner space of the support bracket on the extension line of the through hole Insertion holes are circulated are formed in the circulation and a plurality of reinforcing support brackets protruded on the outer surface is welded fixed; Plates are formed with a plurality of through holes are formed in the body and the outer portion in the vertical direction, respectively, between the plates, a plurality of supports are welded fixed, one end is fixed to the welding bracket and the other end is provided with a support plate welded to the support bracket It is characterized by.

Description

Mold for manhole manufacture and manhole structure made by it {mold for manhole manufacture and manhole structure of the same}

The present invention relates to a manhole formwork and a manhole structure manufactured by the present invention, there is no fear of deformation due to atmospheric pressure at the time of installation, and it can cope with the groundwater so that groundwater does not flow into the inside, and the installation is simple and maintenance costs are incurred. The present invention relates to a manhole formwork and a manhole structure manufactured thereby, which can greatly reduce maintenance costs.

In general, a manhole is a hole that allows people to enter and exit underground on a road surface, and the place of installation is at a place where the thickness or direction of a pipe changes, a starting point, an intersection point, or a long straight part. It is also used for ventilation or communication of pipes.

The manhole shape is the most circular, which is easy to construct, and there are also squares and ovals. The entrance is framed with a steel frame or stone around it and covered with a round lid of cast iron or reinforced concrete, usually about 60 cm in diameter. The main body is made of concrete or brick, and the inner diameter of the passage hole is often 0.3 to 1.2 m. (The sewer pipe has several pipes, but usually the hume pipe is installed as a sewer pipe, because this is the general design standard of the public office.) The floor should be the same as the bottom of the pipeline, or be lowered slightly to accommodate the sediment. Make it possible. The depth depends on the depth of the pipeline, but the depth is over 100m.

Since the manhole is not easy to place concrete during the rainy season during heavy rains, manholes are manufactured using concrete or synthetic resin structures prefabricated in factories to solve the seasonal problems caused by civil complaints. It is a trend.

The manhole, the bottom plate portion to be placed on the bottom of the patent registered as of July 15, 1999, and the bottom plate portion is composed of a vertical cylinder portion is fixed to the bottom of the vertical body fixed to the bottom plate portion, the bottom plate portion And the vertical cylindrical portion is made of a synthetic resin hollow panel in which hollow plates are formed by integrally welding flat plates having flat surfaces on both sides of a corrugated end plate in which waves are continuously repeated. Although a synthetic resin structure having a feature of forming a wall concrete part by filling and curing has been proposed, there is a problem that it is difficult to be commercialized because there is a possibility of deformation due to atmospheric pressure when the physical properties of the synthetic resin are installed.

In order to solve this conventional problem, in the manhole box structure that is installed to provide a work space underground, the base plate is installed on the ground of the base, the bottom plate is installed so that the coupling bolt protrudes on the top of each corner of the rectangle, the bottom plate A plurality of intermediate blocks are formed in the horizontal direction divided above, the coupling holes are formed in each corner corresponding to the protruding coupling bolt, and the base plate or other intermediate blocks existing below the stacked intermediate blocks. The prefabricated manhole box structure comprising a fastening means inserted into the coupling hole and fastened to the coupling bolt and an upper block formed at the center and a coupling hole formed at each corner and installed on an intermediate block located at the top thereof is disclosed. Patent 2000-1432 has been proposed, but the structure is complicated, the installation work is cumbersome There was a structural problem in that ground water is slowly introduced into the through fine gaps between the intermediate block or an intermediate block and the top block, block contacts.

In order to solve such a conventional problem, in the waterproof structure of the joint portion of the precast concrete segment block, concave grooves are formed on both sides of the precast concrete segment block facing each other, and the pair of concave grooves facing each other. The close contact forms a water collecting groove, and the absorbing member is installed along the water collecting groove, and a drain hole is provided along the longitudinal direction of the precast concrete segment block from the bottom of the water collecting groove. The waterproof structure of the joint part of the concrete segment block was registered as a patent on December 22, 2001. However, the groundwater collected in the sump should be discharged by a water pump at a certain period of time by absorbing the incoming ground water and collecting it through the drain. Maintenance costs and maintenance costs The dots were.

In addition, there is a manhole structure consisting of connecting the structure of the "b" shape with a long fastening bolt, respectively, which is not easy to fasten between structures, the fastening bolts are frequently cut during the fastening work between structures, the external impact There is a problem that the structural strength is weak such as easily deformed by.

The present invention is to solve the above problems, there is no fear of deformation due to atmospheric pressure during installation, and can cope with the groundwater so that the groundwater does not flow into the interior, and the installation is simple, maintenance costs are not generated, so maintenance costs It is an object of the present invention to provide a manhole formwork and a manhole structure manufactured by the manhole can be greatly reduced.

In order to achieve the above object, the manhole formwork of the present invention is a rectangular metal plate material having a protruding portion bent at one end and an inner side surface formed between the protrusion and the body, and an inner end surface of the base plate and a plurality of hinges. The inner plate is hinged and vertically fixed upward and is formed inward on the other side, and has a nut tightening space sealed by a nut fastening cap, and a reinforcing inner slope is formed on an extension of the inner slope, and an outer side of the bottom plate. A pair of leak-proof packing stones which are hinged by both hinges at both ends of the outer plate and the bottom plate which are hinged by the front end and the plurality of hinges and are vertically fixed upward by being hinged by a plurality of hinges. The additional portion is formed long and has a feature that has a plurality of bolt holes hinged wings formed at regular intervals.

The inner plate and the hinge blade or the outer plate and the hinge blade is a manhole forming die, characterized in that fixed to the upper side vertically by the respective fixing means.

An upper plate of the same size as the lower plate is hinged by a plurality of hinges at the upper end of the outer plate or the upper end of the inner plate.

A pair of anchors having a through hole formed on an extension line of the bolt hole is formed between the pair of leakage preventing packing protrusions of the inner side of the hinge wing so that the tip of the fixing bolt protrudes outward from the hinge wing to the outside through the through hole and the bolt hole. A fixing bracket which is fixed by a nut and formed so that a plurality of reinforcing bars protrude outwards is fixed to the fixing bolt inside the hinge wing; An anchor having a through hole formed on an extension line of a bolt hole is formed between the pair of leakage preventing packing protrusions of the inner side of the other hinge blade, and an insertion hole is formed on the inner side of the anchor and is distributed with a nut fastening space on an extension line of the through hole. And close contact with the outer surface of the nut fastening space securing cap, and the support bracket with a plurality of reinforcing bars protruding on the outer surface is welded and secured by bolts, through-holes and insertion holes on the outer surface of the other hinge wing. Fixing the support bracket to the other hinge wing; A plurality of holes are formed on the inside and the outside, respectively, and a plurality of supports are welded and fixed so that one end is fixed to the welding bracket and the other end is further provided with a support plate welded to the support bracket.

In addition, the manhole structure manufactured by the form of the present invention is a rectangular concrete wall structure, one side end of the structure has an inner reinforcement slope is formed with a bending protrusion protrusion formed, a plurality of penetrations in the central side of one side end surface of the structure A ball formed anchor is formed in one body up and down long and the front end of the fixing bolt is projected to the outside through the through-hole in the body and the fixing bolt in which a plurality of reinforcing bars protruding welding fixed inside the body; On the center of the other side end surface of the structure, a plurality of anchors formed with a plurality of through holes corresponding to the fixed bolt clusters of one side end surface are formed in one body up and down, and on the inner side of the anchor, there is a nut connection space which is an inner space of the support bracket on the extension line of the through hole Insertion holes are circulated are formed in the circulation and a plurality of reinforcing support brackets protruded on the outer surface is welded fixed; A plate body having a plurality of holes is formed in the body and the outer portion in the vertical direction, respectively, a plurality of support between the welded fixed between the plates, one end is fixed to the welding bracket fixed to the other end is provided with a support plate welded to the support bracket It is characterized by.

The bolts are formed in one body on the center side of the one end surface of the structure, and the fixing nuts are welded and fixed on the extension line of the through holes instead of the fixing bolts between the anchors having a plurality of through holes and the fixing brackets on the inner side of the body. It can also be assembled by.

1 is a perspective view showing a form of the embodiment of the present invention,

Figure 2 is an enlarged cross-sectional view showing a state in which the concrete mortar is put into the formwork of the present invention embodiment,

Figure 3 is an enlarged planar cross-sectional view showing a manhole structure in a state in which the formwork is removed from the embodiment of the present invention,

4 is a perspective view showing another form of the embodiment of the present invention,

5 is an enlarged plan view showing a state of the manhole structure by the other formwork of FIG.

Figure 6 is an enlarged cross-sectional plan view of the main portion showing a combined appearance of the manhole structure according to an embodiment of the present invention,

7 is an exploded perspective view showing a state of a manhole according to an embodiment of the present invention;

Figure 8 is a side cross-sectional view showing a manhole appearance according to an embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

1,1a: formwork 10,20,30a: hinge wing 11,21: bolt ball

12,22: packing protrusions 13,23: hinge 30: outer plate

30b, 50a Hinge 31 Hinge 40 Inner plate

42: nut tightening space 43: nut tightening space securing cap 44: compensation inner slope

50: bottom plate 51: protrusion 52: the inner slope

60: fixing bolt 60a: fixing nut 61: anchor

62: through hole 63: nut 64: fixing bracket

65: rebar 70: Gabolt 71: anchor

72: through hole 73: insertion hole 74: support bracket

75: rebar 76: Garnert 80: support plate

81: through hole 82: support section 100,100a: manhole structure

101: rubber packing groove 102: fastening protrusion 103: inner reinforcement slope

110: leak prevention rubber packing 120: bottom plate

130: top 132: lid

Hereinafter, the present invention in more detail by the accompanying drawings as follows.

1 is a perspective view showing a form of the present invention embodiment, Figure 2 is an enlarged planar cross-sectional view showing a state in which the concrete mortar is put into the form of the present invention, Figure 3 is a state in which the formwork is removed from the present invention embodiment Figure 4 is an enlarged plan view showing a manhole structure, Figure 4 is a perspective view showing another form of the embodiment of the present invention, Figure 5 is an enlarged plan view showing a state of the manhole structure by the other form of Figure 4, Figure 6 9 is an enlarged cross-sectional view showing a main portion of the manhole structure according to the present invention, and FIG. 7 is an exploded perspective view showing the shape of the manhole according to the present invention, and FIG. 8 is a side view showing the manhole shape according to the present invention. It is a cross section.

Manhole formwork (1) of the present invention is a metal plate, the base plate 50 having a protrusion 51 bent and protruded from a rectangular metal plate material and the inner slope 52 between the protrusion 51 and the body and The hinged space is hinged by the inner end surface of the bottom plate 50 and the plurality of hinges 50a and vertically fixed upward, and formed inwardly on the other side and closed by the nut fastening space securing cap 43 ( 42 is hinged by an inner side plate 40 having a reinforcing inner side slope 44 formed on an extension line of the inner side slope 52, an outer end surface of the bottom plate 50, and a plurality of hinges 31. To the outer plate 30 vertically fixed to the hinge plate 30a hinged by a plurality of hinges 30b on both sides of the bottom plate 50 and vertically fixed upward, and to both ends of the bottom plate 50. Hinged by a plurality of hinges (13) (23) are vertically fixed upwards and a pair of longitudinally in the inner surface The number of projections for preventing the packing 12, 22 formed long and consists of a plurality of elongated bolts 11 and hinge bolt holes 21 are formed at regular intervals the wings (10, 20).

The bolt long 11 is a curing curing in the form (1) in consideration of the folding angle of rotation that rotates around a plurality of hinges 13 coupled to the base plate 50 when the hinge wing (10) after curing the concrete It is preferable to form so as not to interfere with the fixed bolt 61.

The inner plate 40 and the hinge blades 10 and 20, the hinge blades 30a and the hinge blades 10, the outer plate 30 or the outer plate 30 and the hinge blades 20 are each a plurality of brackets And assembling and disassembling each other by fixing means such as bolts and nuts, and vertically fixed by a plurality of hinges 13, 50a, 23, 31, and 30b on the upper side of the base plate 50, respectively. do.

An upper plate (not shown) having the same size as the bottom plate 50 may be hinged by a plurality of hinges (not shown) on the upper end of the outer plate 30 or the inner plate 40.

An anchor 61 having a through hole 62 formed on an extension line of the bolt hole 11 is formed between the pair of packing protrusions 12 on the inner side of the hinge wing 10, and a fixed bolt 60 is formed. The fixing bracket (64) to fix the anchor 61 and the hinge blades (10) through the insertion hole from the inside to the outside with a nut (63).

At this time, the fixing bolt 60 is preferably fixed on the inner surface of the fixing bracket 64 in terms of strength, the head surface of the fixing bolt 60 may be welded fixed to the outer surface of the fixing bracket 64.

That is, the fixing bracket 64 is fixed to the support plate body (wire mesh) 80 with reinforcing bars, and the tip of the fixing bolt 60 is inserted between the fixing bolt 60 and the hinge blade 10 to insert the fixing bracket 64. A protruding tip protruding to the outer side of the hinge blade 10 through the anchor 61 through the ball is firmly fixed to the hinge blade 10 by the nut 63. The outer side of the fixing bracket 64 is formed so that a plurality of reinforcing bars (65) protrude to the outside.

An anchor 71 having a through hole 72 formed on an extension line of the bolt hole 21 is formed between the pair of leakage preventing packing protrusions 22 on the inner side of the other hinge wing 20, and the anchor 71 is formed. The inner surface of the through hole 72 is formed on the extension line of the nut fastening space 42 and the insertion hole 73 is formed in close contact with the outer surface of the nut fastening space securing cap 43 and a plurality of outer surfaces The support bracket 74 protruding the two reinforcing bars 75 is welded and fixed to the nut through the bolt hole 21, the through hole 72, and the insertion hole 73 on the outer side of the other hinge wing 20. 42, the anchor 71 and the support bracket 74 are fixed to the other hinge wing 10 by the garner 76.

The support plate body 80 is a plate body formed with a plurality of through holes 81, each of which is formed on the inside and the outside, a plurality of support bars 72 are welded fixed to one end is fixed to the welding bracket 64 and the other end is It is welded to the support bracket 74 and fixed.

Fixing nut instead of the fixing bolt 60 between the anchor 61 and the fixing bracket 64 of the inner side of the body formed in a single body up and down long in the center side of the one end surface of the structure and the plurality of through holes 62 are formed. Formwork 1a in which 60a is welded and fixed on an extension line of through hole 62 is formed.

In addition, the manhole structure 100 produced by the form of the present invention is a rectangular concrete wall structure, one side end of the structure has an inner reinforcement slope 103 is formed with a projecting fastening protrusion 102 is formed, the structure of the On one side end surface center side, a plurality of through-holes 62 formed anchor 61 is formed in one body up and down long and the tip of the fixing bolt 60 protrudes through the through-hole 62 from the inside of the body to the inside Fixing bolt 60 of the fixing bracket 64 protruding a plurality of reinforcing bar 65 is welded fixed; Anchor 71 formed with a plurality of through holes 72 corresponding to the ends of the fixing bolt 60 of one side end surface is formed in one body up and down on the center side of the other end surface of the structure and penetrates the inner surface of the anchor 71. On the extension line of the ball 72 is formed an insertion hole 73 is circulated with the nut fastening space 42, which is the inner space of the support bracket 74, and the support bracket 74 is a plurality of reinforcing bars (75) protruded on the outer surface Welding is fixed; A plurality of through-holes 81 are formed in the upper and lower portions of the inner body and the outer portion, respectively, a plurality of support intervals 72 are welded fixed between the plate and one end is fixed to the fixing bracket 64, the other end is fixed It consists of a support plate body 80 which is welded to the support bracket 74.

Fixed nut instead of fixing bolt 60 between anchor 61 formed with a plurality of through holes 62 and a fixing bracket 64 of the inner side of the body, formed in one body up and down on the center side of the one side end surface of the structure ( 60a) is welded on the extension line of the through hole 62 to form a manhole structure 100a assembled with each manhole structure 100 by a separate bolt.

Referring to the use state of the present invention as follows.

As shown in FIG. 1, the outer plate 30, the inner plate 40, and the hinge blades 10, 20, 30a on the upper end of the formwork 1 base plate 50 are provided with a plurality of hinges 31, 50a ( 13) (23) (30b), respectively, so as to be rotatable, and then the outer plate 30 and the hinge blades 10 and 20 or the inner plate 40 and the hinge blades 10 and 20 are well known. Fix with brackets, bolts and nuts, hooks, and latches, respectively.

Next, as shown in FIG. 2, the anchor 61 is firmly fixed by the fixing bolt 60 and the nut 63 to the inner side of the hinge wing 10 inside the formwork 1 and the fixing bolt 60 is fixed. Of the fixing bolt 60 protruding from the inside of the fixing bracket 64 to the outside and protruding to the outside through the anchor, the anchor 61 and the hinge blades 10, which firmly welded the head to the fixing bracket 64. The tip is firmly fixed with a nut (63).

In addition, the anchor 71 is fixed to the inner side of the other hinge vane 20 by means of the gabolt 70 and the garnet 76 in the formwork 1, and the nut coupling space 42 on the inner side of the anchor 71. Weld fixing the support bracket (74) having a.

Next, the support plate body 80 having a hole 81 in the formwork 1 and fixed by welding by the support rod 82 is positioned, and one end of the support plate body 80 is fixed to the bracket. (64) and firmly welded fixed and the other end of the support plate body 80 is fixed to the support bracket 74 and welded firmly.

At this time, in the outer surface of the fixing bracket 64 and the support bracket 74 fixed inside the mold 1, a plurality of reinforcing bars (65) (75) are each protruded to serve as a reinforcing plate material.

In this state, as shown in Figure 2, the concrete mortar is inserted into the mold (1) to cure for a certain time, at this time. The nut fastening space securing cap 43 is inserted into the nut fastening space 42 of the inner plate 40 so that its tip is in close contact with the inner surface of the tip of the support bracket 74. This will prevent mortar from entering. Thereafter, as shown in FIG. 3, the nut 63, the garbolt 70, and the garnet 76 may be separated and removed from the manhole structure 100.

In this state, as shown in Fig. 3, the leak-proof rubber packing groove 101 for preventing leakage of the fastening protrusion 102 of the one end formed as a recess by the leakage preventing packing protrusions 12 and 22 of the hinge blades 10 and 20 leaks. After the anti-rubber packing 110 is seated, the fixing bolt 60 of the other manhole structure 100 is inserted into the through hole 72 and the support bracket 74 of the anchor 71 of the one side manhole structure 100 ( After inserting into the nut fastening space 42 through 73), as shown in Figure 6, by tightening firmly with a nut to assemble the manhole structure 100.

The fastening protrusion 102 of the one end portion having the anchor 61 and the fixing bolt 60 vertically bent and protruded from one end of the body of the manhole structure 100 protrudes for easy engagement with another manhole structure 100. The bar protruding from the body may be minimized, thereby increasing the strength against the external impact of the fastening protrusion 102. A reinforcing inner slope 103 is formed on the inner surface of the fastening protrusion 102 to further increase the strength of the fastening protrusion 102.

In addition, by the formwork (1a) as shown in Figure 4, the manhole structure 100a as shown in Figure 5 is also formed, which is, as shown in Figure 6, the fixing bolt 60 is protruded at one end formed by the formwork (1) After the two manhole structures 100 are coupled to each other, in order to couple the manhole structure 100 in which the fixing bolt 60 protrudes between the firmly fixed manhole structures 100, there must be a flow to obtain a slight gap. In this case, it is difficult to obtain such a flow, and if it is forcibly to obtain the flow between the manhole structures 100, the fixed bolt 60, which is already firmly fastened, may be broken by the flow.

To this end, the manhole structure 100a having the nut 60a inserted into both ends is to be obtained by the formwork 1a. The manhole 100a structure is formed in one body on the center side of one side end surface of the manhole 100a and is formed in one body. A fixing nut 60a is welded and fixed on an extension line of the through hole 62 instead of the fixing bolt 60 between the anchor 61 having the through hole 62 and the fixing bracket 64 of the inner side of the body. Formed by joining by bolts.

Thus, as shown in Figure 6, after assembling the two manhole structure 100, the manhole structure (100a) to each of the both ends of the manhole structure 100 by a separate bolt and nut at the front end may be assembled.

In addition, after assembling the three manhole structure 100, one manhole structure (100a0) may be assembled by a separate bolt and nut.

As described above, two or three and one and one manhole structure 100 and 100a are fastened to each other, as shown in FIG. 7, and when the manhole wall in which the manhole structures 100 and 100a are coupled is completed, as shown in FIG. After seating the manhole wall on the bottom plate 120, the top plate 130 is placed on the top of the manhole wall, and then closed by closing the hole formed in the center side of the top plate 130 with a lid 132.

The manhole configured as described above is located between the bottom plate 120 and the manhole structure 100 (100a) to prevent the leakage of the rubber packing 110, groundwater is not introduced into the manhole, each manhole structure (100, 100a) Groundwater is not introduced into the gap between the manhole structure (100) (100a) by the leak-proof rubber packing (110) located on the contact surface of the manhole structure (100) (100a) and the upper surface and the top plate (130) and The inside of the manhole is firmly closed by the rubber packing 110 for preventing leakage located at the contact surface of the.

In this way, the present design, one-stop design, production, distribution, and construction of the product can meet the strict construction standards of civil engineering work, environmentally friendly by minimizing soil pollution according to site casting, manhole in the factory in advance By constructing only the structure and performing assembly work on site, it is possible to block the roads where civil complaints are likely to occur and to solve the risk factors of manholes that have been exposed for a long time in a short period of time, thus shortening the traffic jam time. There is an effect that can significantly reduce the design and construction period and unit cost according to the overall construction.

In addition, there is no fear of deformation due to atmospheric pressure after installation of the manhole, and it is possible to cope with the groundwater so that the groundwater does not flow into the inside, and the installation is simple and maintenance costs are not incurred, which greatly reduces the maintenance cost. have.

The present invention is not limited to the above-described specific preferred embodiment, and any person having ordinary skill in the art to which the present invention pertains may make various modifications without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

Claims (7)

In formwork for manhole production; A base plate 50 having a protrusion 51 having one end bent and protruding from a rectangular metal plate and having an inner slope 52 formed between the protrusion 51 and the body; It is hinged by the inner end surface of the bottom plate 50 and the plurality of hinges (50a) is vertically fixed upwards and formed in the other side portion inward to the nut tightening space 42 sealed by the nut fastening space securing cap 43 An inner plate 40 having a reinforcement inner slope 44 formed on an extension line of the inner slope 52; Outer plate 30 that is hinged by the outer end surface of the base plate 50 and a plurality of hinges 31 is fixed vertically upward Hinge wings 30a which are hinged by a plurality of hinges 30b at both ends of the bottom plate 50 and vertically fixed upwardly; It is hinged by a plurality of hinges 13, 23 at both ends of the bottom plate 50 is vertically fixed upward and a pair of leakage preventing packing protrusions 12, 22 in the longitudinal direction on the inner side is formed long Manhole manufacturing dies, characterized in that the plurality of bolt holes (11) (21) is provided with hinge wings (10, 20) formed at a predetermined interval. The method of claim 1; The inner plate 40 and the hinge blades 10 and 20 or the outer plate 30 and the hinge blades 10 and 20 are vertically fixed to the upper plate 50 by the respective fixing means. Dies for manhole making. The method of claim 1; Formwork for manhole manufacturing, characterized in that the top plate of the same size as the bottom plate 50 is hinged by a plurality of hinges on the top of the outer plate or the top of the inner plate (40). The method of claim 1; An anchor 61 having a through hole 62 formed on an extension line of the bolt hole 11 is formed between the pair of leakage preventing packing protrusions 12 on the inner side of the hinge wing 10 to fix the bolt 60. The tip of the protruding outward through the through hole 62 and the bolt hole 11 from the inner side of the hinge blade 10 is fixed by the nut 63 and fixed to the fixing bolt 60 inside the hinge blade 10 A fixing bracket 64 formed such that a plurality of reinforcing bars 65 protrudes to the outside is fixed by welding; An anchor 71 having a through hole 72 formed on an extension line of the bolt hole 21 is formed between the pair of leakage preventing packing protrusions 22 on the inner side of the hinge wing 20, and the anchor 71. The inner surface of the through hole 72 is formed on the extension line of the nut fastening space 42 and the insertion hole 73 is formed in close contact with the outer surface of the nut fastening space securing cap 43 and a plurality of outer surfaces The support bracket 74 protruding the two reinforcing bars 75 is welded and fixed to the nut through the bolt hole 21, the through hole 72, and the insertion hole 73 on the outer side of the other hinge wing 20. The anchor 71 and the support bracket 74 are fixed to the other hinge wing 10 by means of the garnet 76 in 42; A plurality of through holes 81 are formed on the inside and the outside, respectively, and a plurality of support rods 72 are welded and fixed so that one end is fixed to the welding bracket 64 and the other end is welded to the support bracket 74. Manhole forming dies, characterized in that further comprising a support plate body 80 is fixed. The method of claim 4; Fixed nut instead of fixing bolt 60 between anchor 61 formed with a plurality of through holes 62 and a fixing bracket 64 of the inner side of the body, formed in one body up and down on the center side of the one side end surface of the structure ( Forming dies for manholes, characterized in that 60a) is welded on the extension of the through-hole (62). In the manhole structure manufactured by the formwork for manhole manufacturing; As a rectangular concrete wall structure, one side end of the structure has an inner reinforcement slope 103 is formed with a bending protrusion protrusion 102 is formed; On one side end surface center side, a plurality of through-holes 62 formed anchor 61 is formed in one body up and down long and the tip of the fixing bolt 60 protrudes through the through-hole 62 from the inside of the body to the inside Fixing bolt 60 of the fixing bracket 64 protruding a plurality of reinforcing bar 65 is welded fixed; Anchor 71 formed with a plurality of through holes 72 corresponding to the ends of the fixing bolt 60 of one side end surface is formed in one body up and down on the center side of the other end surface of the structure and penetrates the inner surface of the anchor 71. On the extension line of the ball 72 is formed an insertion hole 73 is circulated with the nut fastening space 42, which is the inner space of the support bracket 74, and the support bracket 74 is a plurality of reinforcing bars (75) protruded on the outer surface Welding is fixed; A plurality of through-holes 81 are formed in the upper and lower portions of the inner body and the outer portion, respectively, a plurality of support intervals 72 are welded fixed between the plate and one end is fixed to the fixing bracket 64, the other end is fixed Manhole structure characterized in that it comprises a support plate body 80 is fixed to the support bracket (74). The method of claim 6; The fixing nut instead of the fixing bolt 60 is formed between the anchor 61 formed with a plurality of through holes 62 and the fixing bracket 64 of the inner side of the body by forming one body up and down on the center side of the one end surface of the structure. Manhole structure, characterized in that 60a) is welded on the extension line of the through hole (62).