KR20130141186A - Concrete placing apparatus for utility-pipe conduit - Google Patents

Abstract

The present invention relates to a concrete placing apparatus of a concrete conduit formed in a tunnel and a lead haunch part of lining concrete and a constructing method thereof and, more specifically, a concrete placing apparatus of a concrete conduit formed in a tunnel and a lead haunch part of lining concrete and a constructing method thereof including: a main body that has a feeding part on the top so as to store concrete therein, wherein the feeding part has a first feeding part and a second feeding part by a partition wall formed in the middle; a first screed that is formed on the front and rear sides of the main body and has a first forming part having a shape corresponding to a tunnel conduit, a lead haunch part, and a conduit on the foundation ground to form the tunnel conduit, the lead haunch part, and the conduit on the foundation ground formed in the tunnel by receiving concrete from the first feeding part; a second screed that is formed on the side surface of the first screed formed on the rear side of the main body and has a second forming unit having a shape corresponding to a lid support concrete wall so as to form, on the external wall of the common duct, the lid support concrete wall for supporting a lid which covers the conduit by receiving concrete from the second feeding part; a concrete finisher attaching part that is coupled to one side surface of the main body; and a vibrator attaching part that is installed in a concrete storing space in the main body.

Description

TECHNICAL FIELD [0001] The present invention relates to a concrete pouring apparatus and a concrete pouring apparatus for a concrete pouring apparatus,

The present invention relates to a concrete mechanical placing device and a construction method of the concrete cavities and the lining concrete lead hunt portion formed in the tunnel, and more particularly to the construction device of the concrete cavities and lining concrete lead hunt portion The main body has an inlet formed in the center and the upper part of the mold so as to accommodate the concrete therein, and the first inlet and the second inlet are formed through a partition wall formed at the center thereof. It is formed in the front and rear of the main body, and receives the concrete from the first inlet, so that the tunnel cavity and lead hunting and the hollow hole on the base ground or foundation concrete formed in the tunnel to form the tunnel cavity and lead hunting and A first screed formed with a first forming part formed in a shape corresponding to the cavity; It is formed on the side of the first screed formed on the rear of the main body, the second for forming a lid support concrete wall to receive the concrete from the second inlet to support the lid covering the cavity in the outer wall of the cavity A second screed in which a forming part is formed; A concrete finishing attachment coupled to one side of the main body; And a vibrator attaching portion provided in a concrete accommodating space in the main body. [0002] The present invention relates to an apparatus for installing a concrete machine and a method of constructing a concrete pouring portion of a lining concrete in a tunnel.

Generally, on the roads for automobiles such as highways, tunnel constructions are installed in machinery, and these are used as necessary means for lighting and maintenance in tunnels by arranging communications and power lines. In order to maintain the visibility of drivers Most of the tunnels are installed in the upper part of the tunnel, and the tunnels are used in various ways.

In railway tunnels, the usual method of constructing tunnel joints is performed by manpower. In the case of manpower construction, air is delayed due to lack of carpenters, steel barrels, and concrete pouring holes, and construction cost is high. The concrete tunnel tunnel in the railroad tunnel was challenged to install the machine but most of it failed, but it is constructed so that it can be constructed with the same quality as that on the general road by changing the difficult situation by changing the conventional method.

As shown in Fig. 1, the joint hole of the concrete tunnel structure installed in a railroad tunnel is a process of preparing a manhole by placing the manhole to the bottom surface of the drainage passage structure. It is applied to the installation part of the water expansion index of the mouth part of the tooth construction.

However, since the concrete structure with the width of 8cm and height of 15cm, which serves as the support of the lid part of the drainage, is not formed and retained when the machine is poured, it is necessary to place the reinforcing bar In this state, machine pouring is completed.

As a pouring method for forming such a conventional tunnel tunnel, Korean Patent Laid-Open No. 10-2009-0108104 discloses a tunnel tunnel construction method and a tunnel constructed by this method.

The method includes the steps of: forming a bottom of a tunnel on a bottom edge of a tunnel by pouring concrete along a longitudinal direction of the tunnel; An outer wall forming step of placing a concrete at the lower end of the inner wall of the tunnel along the longitudinal direction of the tunnel to provide a cavity outer wall on the bottom of the cavity; And an inner wall forming step of arranging a plurality of inner walls of the cavity on the blocks arranged in a line so as to face the inner wall of the tunnel prepared on the bottom of the cavity by preliminary work of concrete casting.

In the above construction method, a prefabricated block constituting an inner wall of a hollow is prepared by a preliminary work of concrete pouring, and an inner wall is formed by assembling the prepared block in the field, thus completing a tunnel pouring work.

However, in the above-described construction method, work for forming the inner wall and the outer wall of the cavity separately from each other must be performed on the foundation foundation, and the operation for sealing the gap between the inner wall and the bottom of the cavity and the inner wall of the adjacent cavity is accompanied by troublesome problems .

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a mold hopper device for inserting a conventional tunnel junction box machine, In the structure of the second hopper for piling the column, the part to be finished by the application of the manpower is finished by mechanical installation, and the water expansion index can be installed also in the section of the non-reinforced concrete and the reinforcement section of the connecting portion of the lining lead- And an object of the present invention is to provide a pouring apparatus and a construction method using the same.

In order to solve the problems described above, the present invention is a concrete mechanical placing device in the concrete cavity formed in the tunnel and the lining concrete lead-hunting device, the inlet is formed in the center and the upper mold to accommodate the concrete therein A main body in which a first inlet and a second inlet are formed through a partition wall formed at the center; It is formed in the front and rear of the main body, and receives the concrete from the first inlet, so that the tunnel cavity and lead hunting and the hollow hole on the base ground or foundation concrete formed in the tunnel to form the tunnel cavity and lead hunting and A first screed formed with a first forming part formed in a shape corresponding to the cavity; It is formed on the side of the first screed formed on the rear of the main body, the second for forming a lid support concrete wall to receive the concrete from the second inlet to support the lid covering the cavity in the outer wall of the cavity A second screed in which a forming part is formed; A concrete finishing attachment coupled to one side of the main body; And a vibrator attachment hole provided in the concrete receiving space in the main body.

" 형상의 수팽창지수제 투입홈을 형성할 수 있도록 이와 대응되는 형상으로 이루어지는 누름판이 결합되는 것을 특징으로 한다.Further, at the rear of the main body,

And a pressure plate having a shape corresponding to that of the "shape "

In addition, the construction method of the hollow ball and the lead hunt portion formed in the tunnel, the reinforcement step of determining the position to form the cavity ball and lead hunt portion and reinforce the reinforcement; A pouring device comprising a first screed formed in a shape corresponding thereto for forming surfaces of the cavity and lead haunches, and a second screed for forming a lid support concrete wall protruding upward from the outer wall of the cavity. A concrete finisher setting step of setting the placing apparatus using the installed concrete finisher to the reinforcement part; Continuously pouring concrete by advancing a concrete finisher while supplying concrete to the pouring device, a first forming part forming step of forming a surface of a cavity and a lead hunting part through the first screed and the second And a concrete pouring step comprising a second forming part forming step of forming a lid support concrete wall on one outer wall of the cavity through the screed.

The present invention can mechanically construct the foundation of existing railway tunnels and the placement of the manpower in the lining lead section and achieve a drastic reduction in the construction cost compared to existing manpower construction.

In addition, since the machine is continuously installed at the average putting speed of the concrete finishing machine, the shortening of the air can be remarkably shortened and air can be saved. By the construction by the concrete finishing, .

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an illustration showing an on-site installation of a cavity according to the present invention; FIG.
Figures 2 to 8 are illustrations of a pouring device according to the present invention.
Figs. 9 to 10 are illustrations showing an embodiment of the present invention. Fig.

Hereinafter, exemplary embodiments will be described based on embodiments best suited to an understanding of the technical features of the present invention, and the technical features of the present invention are not limited by the illustrated embodiments, And that the present invention may be implemented with other embodiments. Therefore, it is intended that the present invention covers the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents. In order to facilitate understanding of the embodiments to be described below, in the reference numerals shown in the accompanying drawings, among the components that perform the same function in the embodiments, the related components are denoted by the same or an extension line number.

In order to facilitate understanding of the features of the present invention as described above, a concrete pouring apparatus of a concrete pouring section and a lining concrete lid forming part in a tunnel according to an embodiment of the present invention will be described in detail.

The present invention relates to a concrete mechanical placing device and a construction method of the concrete locator formed in the tunnel and the lead hauling portion of the lining concrete, and more specifically, the concrete mechanical placing device of the lead hunt portion of the concrete cavity and lining concrete formed in the tunnel In the main body 10 in which the inlet is formed in the center and top of the mold to accommodate the concrete therein, but the first inlet 12 and the second inlet 13 are formed through the separation wall 11 formed in the center. Wow; It is formed in the front and rear of the main body 10, the concrete receiving the concrete from the first inlet 12, the tunnel cavity sphere 102, the lead hunting unit 103 and the hollow ball on the foundation ground or foundation concrete formed in the tunnel ( A first screed 41 having a first forming part 40 formed in a shape corresponding to the tunnel cavity ball 102, the lead hunting part 103, and the cavity ball 120 so as to form 120; And is formed on the side of the first screed 41 formed on the rear side of the main body 10 so as to receive a concrete from the second charging port 13 and support a cap covering the cavity on the outer wall of the cavity 120 A second screed 51 formed with a second forming portion 50 for forming a lid-supporting concrete wall 121 for the lid-supporting concrete wall 121; Concrete finisher attachment hole 20 is coupled to one side of the main body; And a vibrator attachment hole (30) installed in the concrete storage space in the main body; and a concrete mechanical placing device and a construction method of the concrete hollow ball and lining concrete lead hunting unit formed in the tunnel comprising a.

First, the tunnel construction is performed in the order of perforation, lining concrete pouring, cavity and drainage construction, road pavement, and after the drilling work, the foundation ground 101 is poured by manpower, and the tunnel cavity 102 on the foundation ground 101. And the tunnel lining lead haunches 103 and concrete lining 104 is formed by the primary mechanical casting, the drainage passage 140 is formed on the outside of the cavity 120, and forms the outer wall of the drainage passage 140 Second machine casting work is done.

The present invention relates to a pouring apparatus for a primary machine pouring operation in which a tunnel cavity 102, a lead spike portion 103 and a cavity 120 are formed on the foundation foundation 101, Is formed in a box shape in which a concrete housing chamber is formed, and an inlet for injecting concrete is formed at one side of the upper portion of the main body.

The inlet is a first inlet 12 for supplying concrete to the first forming part 40 to form the tunnel cavity hole 102 and the lead haunch 103, and a lid for covering the cavity hole 120 It consists of a second inlet 13 for supplying concrete to the second forming unit 50 for forming a lid support concrete wall 121 on the outer wall of the cavity 120 to support the.

The separating wall 11 is provided between the first inlet 12 and the second inlet 13 so that the concrete supplied to the first forming unit 40 and the second forming unit 50 can be distributed. .

A first concrete storage chamber 14 for storing concrete is formed under the first input hole 12, and the first concrete storage chamber 14 continuously supplies concrete to the first forming part 40. , And has a function of applying vibration and pressure by vibrator (e) installed in the concrete storage chamber in the state where the concrete is installed between the reinforcing bars.

The reason why the two openings 12 and 13 are formed in the main body 10 according to the present invention is concrete for forming the tunnel cavity hole 102, the lead hauling part 103 and the cavity hole 120, and the lid support. This is because the slump value of the concrete for forming the concrete wall 121 is different, and the slump frame is a measure indicating the fluidity or workability of the concrete being cast in the field. In general, the concrete for forming the cavity and the lead haunting part is Slump 4, the slump of concrete to form a lid support concrete wall for supporting the lid of the cavity is 6 to 7 it is preferable to proceed with the pouring operation by putting the concrete through different inlets.

In addition, the main body according to the present invention is formed with reinforcing through grooves 16 penetrating from the front to the rear so that the reinforcing bars can pass through when the concrete body moves along the concrete finishing machine (a).

Before the concrete finishing machine (a) moves, the reinforcing bar is bent at an angle corresponding to the reinforcing steel through groove 16, and the reinforcing bars pass through the reinforcing steel through groove.

The concrete attachment 20 of the concrete finishing machine is an attachment for mounting the above-mentioned pouring device to a concrete finishing machine. In this embodiment, an attachment hole is formed on the side of the body, And fixed to the horizontal boom (f).

The vibrator attachment hole 30 has a structure in which a bar is protruded from the concrete storage chambers 14 and 15 in the main body, and the vibrator attachment hole 30 includes a vibrator e operated by the driving hydraulic pressure of the concrete finisher. Installed so that the concrete is sufficiently compacted when pouring.

The first forming unit 40 is a moving mold for forming the shapes of the tunnel cavity 102, the lead spike part 103 and the cavity 120 formed in the tunnel, And a lid-supporting concrete wall body 121 protruding upward from the outer wall of the lid.

The first forming unit 40 may include a first screed 41 formed on the front and rear sides of the main body 10, And a second screed 51 formed on a side surface of the first screed 41 formed at the rear of the main body.

The first screed 41 is an unsprung plate for smoothly forming the surface of the tunnel cavity 102, the lead spikes 103 and the cavity 120. The first scree 41 is formed on the inner side of the front and rear side walls of the main body 10 And a reinforcing frame of a box structure may be formed on each of the screeds so that the screed can withstand the installation pressure of the concrete.

3 shows that the first screed 41 is formed on the rear side of the main body 10 and the first screed 41 is formed on the front side of the main body 10 .

The second screed (51) is an unfinished plate for forming a lid-supported concrete wall body (121) protruding upward from an outer wall of the cavity. The second screed (51) is formed on the side of the first screed (41) .

The lid-supported concrete wall 121 serves to support a lid covering the cavity 120.

8, a plurality of lid-supported concrete walls 121 may be formed by forming at least one second screed 51, and the concrete finer (a) The second screed 51 formed on the rear side of the main body is separated from the first screed 41 by the first screed 41 and the lead spirally wound portion 103 and the cavity 120 by the first screed 41, A lid-supporting concrete wall body 121 for supporting a lid for covering a cavity is formed at the upper end of the outer wall while passing over the cavity 120 formed by the lid 41. [

" 형상의 수팽창지수제 투입홈(104)을 형성할 수 있도록 이와 대응되는 형상의 누름판(60)이 상기 본체(10)와 결합된다.In addition, the pouring apparatus according to the present invention is characterized in that the lead-

The pressure plate 60 having a shape corresponding to that of the water inflating index injecting groove 104 is formed in the body 10. [

The water expansion index material is characterized in that it is expanded when it comes into contact with water and is in close contact with the structure contact surface to maintain the sealing pressure to prevent leakage, and is widely used in concrete structures, manholes, and waterways.

" 형상으로 이루어진다.The push plate 60 is coupled to a bottom surface of the first screed 41 on the rear side of the main body 10,

"Made of shape.

Since the upper end of the lead wedge portion 103 is flat and is not hardened, when the pressure plate 60 is pressed while passing through the position for forming the water expansition index injection groove 104, the upper end of the lead wedge portion 103 A water expansion index insertion groove 104 having the same shape as the outer shape of the pressure plate is formed.

Thereafter, when the concrete finishing machine (a) advances, the press plate 60 forms a water expansition index injection groove at the upper end of the lead dent portion along the proceeding direction.

The above-mentioned pouring apparatus can be easily used in a state where it is attached to a horizontal boom of a concrete finishing machine which has been conventionally used for continuous casting of a dike, an L-shaped viewport, a bridge wall,

Next, a method of constructing a cavity formed in a tunnel according to an embodiment of the present invention will be described in more detail.

According to the present invention, in the construction method of the hollow ball and the lead hunting part formed in the tunnel, the position where the tunnel hollow ball 102, the lead hunting part 103 and the hollow ball 120 are to be formed on the foundation ground formed inside the tunnel, Reinforcing bar reinforcement step; The first screed 41 having a shape corresponding thereto for forming the surface of the tunnel cavity, the lead hunting portion and the cavity, and a lid support concrete wall 121 protruding upward from the outer wall of the cavity A concrete finisher setting step of setting the placing apparatus to the reinforcement part using a concrete finisher (a) equipped with a pouring apparatus provided with a second screed 51; Continuously pouring concrete by advancing a concrete finisher while supplying concrete to the pouring device, through the first screed 41, the tunnel hollow hole 102, the lead hunting unit 103, and the hollow hole 120. The second forming unit 50 forming the lid support concrete wall 121 on the outer wall of one side of the cavity 120 through the first forming unit 40 forming step and the second screed 51 to form a surface of the Characterized in that consisting of ;;

In the present invention, the reinforcing steel reinforcing step is a step of reinforcing the reinforcing bars to secure the design strength of the borehole. The reinforcing steel reinforcing bars are formed by weaving the transverse reinforcing bars together with the reinforcing bars so as to form symmetry as described in the standard specification .

In the concrete finishing step, the traveling path of the concrete finishing machine is grounded, the pouring device is placed on the reinforcing bar, a guide sensor is installed so as to advance to the design gradient, and a conveyor And adjusting it to a state in which it can be placed.

The pouring apparatus is a device for continuously forming a basic shape of a cavity by being mounted on a concrete finishing machine and has a structure including a forming section (or a moving die) having the same shape as the sectional shape of the cavity. The pouring apparatus includes a first screed 41 for forming a surface of a hollow and a second screed 51 for forming a side wall protruding upward from the outer wall of the hollow, A structure including a vibrator e and the like is used so that the compaction pressure can be applied.

The concrete pouring step is a step of continuously pouring concrete by supplying concrete to the pouring device and advancing the concrete finishing machine (a).

The concrete continuous casting process is a process of advancing the concrete finishing machine (a) in a state in which the casting machine is filled with concrete and put into the first and second forming units 40 and 50, The concrete is supplied to the first and second forming sections 40 and 50 of the pouring apparatus so that the shapes of the tunnel hole 102 and the lead pouring section 103 and the cavity 120 and the lid supporting concrete wall 121 are continuously formed .

The concrete finishing used can be applied as it is for the continuous casting of dies, L-type gauges, bridge barriers and the like.

In the above-mentioned casting step, the lining of the tunnel and the lining back drainage are completed, the running path of the concrete finishing machine is stopped, and the concrete from the mixer truck is filled with concrete, When the concrete supplied to the conveyor of the finishing machine is conveyed while being filled in the pouring apparatus, the concrete filled in the pouring apparatus is filled between the reinforcing bars.

At this time, the concrete supplied through the conveyor is supplied to the first inlet and the second inlet, respectively, the concrete introduced through the first inlet is supplied to the first forming unit is the tunnel cavity and lead by the first screed Smooth the surface of the haunches and cavity.

In addition, the concrete introduced into the second inlet is supplied to the second forming unit to form a lid support concrete wall by the second screed.

a: concrete finishing b: pouring device
c: Conveyor d: Mixer truck
e: vibrator f: horizontal boom
10: main body 11: separating wall
12: first inlet 13: second inlet
14: 1st concrete storage room 15: 2nd concrete storage room
16: Reinforcing groove 20: Attachment hole
30: Vibrator attachment hole
40: first forming part 41: first screed
50: second forming portion 51: second screed
60: press plate 101: foundation foundation
102: Tunnel constructions 103: Lead constructions
110: lining back drainage port 120:
121: Concrete wall with lid
130: Driving route 140: Drainage

Claims (3)

A concrete pouring apparatus for a concrete pouring section and a lining concrete pouring section in a tunnel,
A main body 10 having a charging port formed at the center and an upper portion of the mold so that concrete can be received therein, and a first charging port 12 and a second charging port 13 are formed through a separation wall 11 formed at the center;
The tunnel 10 is formed on the front and rear sides of the main body 10 and receives the concrete from the first input port 12 to receive the tunnel hole 102, the lead hook portion 103, A first screed 41 formed with a first forming portion 40 having a shape corresponding to the tunnel hole, the lead spike portion, and the cavity so as to form the tunnel forming portion 120;
And is formed on the side of the first screed 41 formed on the rear side of the main body 10 so as to receive a concrete from the second charging port 13 and support a cap covering the cavity on the outer wall of the cavity 120 A second screed 51 formed with a second forming portion 50 for forming a lid-supporting concrete wall 121 for the lid-supporting concrete wall 121;
A concrete finishing attachment 20 coupled to one side of the main body 10; And
A vibrator attachment 30 installed in a concrete receiving space in the main body;
The concrete pouring apparatus of the present invention is characterized in that the concrete pouring apparatus is installed in a tunnel. [2] The apparatus according to claim 1, wherein a rear portion of the main body (10)

And a pressure plate (60) having a shape corresponding to the pressure plate (60) is formed so as to form the water expansition index injection groove (104) of the shape of the concrete pouring lining concrete. Pouring device. In the construction method of the concrete hollow ball and the lining concrete lead haunch formed in the tunnel,
A reinforcing bar laying step of setting a position to form the hollow and the lead hanging part and arranging a reinforcing bar;
A first screed having a shape corresponding to the surface of the cavity and the lead haunting portion, and a second screed for forming a lid support concrete wall 121 protruding upward on the outer wall of the cavity A concrete finisher setting step of setting the placing apparatus using the concrete finisher equipped with a placing apparatus, wherein the placing apparatus is placed in the back muscle;
Continuously pouring concrete by advancing a concrete finisher while supplying concrete to the pouring device, a first forming part forming step of forming a surface of a cavity and a lead hunting part through the first screed and the second A concrete pouring step of forming a second forming part for forming a lid support concrete wall on one side wall of the cavity through a screed;
The method according to any one of claims 1 to 3, further comprising the steps of:

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