JP2016075097A - Molded-and-leftover panel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a molded-and-leftover panel that curtails construction period of a concrete structure, at the same time forming a beautiful landscape.SOLUTION: A molded-and-leftover panel 1 is formed in the following steps for: laying a temporary holding member 18 at a bottom part of a mold 17; installing a decorative member 11, in a temporarily held decorative member state with a part of a side surface of the decorative member embedded in the temporary holding member 18; casting high-strength and high-flowability concrete 9 in the mold 17 for forming a high-strength concrete part with the decorative member 11 in a fixed and directly held state; and removing the high-strength concrete member from the mold 17 and the temporary holding member 18.SELECTED DRAWING: Figure 8

Description

  The present invention relates to a formwork forming residual panel in a form in which a concrete formwork is formed and left as it is as a surface forming body of the concrete structure after the concrete is placed on the concrete formwork.

  Patent Document 1 includes an opening frame formed in a rectangular shape with L steel, and a metal plate provided with a large number of arranged cuts that are welded and stretched so as to cover the opening on the front side of the opening frame. A large number of substantially inclined holes are formed continuously by an inclined wall that is formed by stretching and formed by an inclined wall that is hard to leak out the poured concrete fluid and is filled with concrete to form small concrete protrusions. There is disclosed a formwork-forming residual panel that is left as it is, as a surface structure of a concrete structure, comprising a perforated plate (expanded metal mesh).

JP2004-143881

Since the formwork formation remaining panel of Patent Document 1 has a structure in which an expanded metal mesh is integrated with a metal frame by welding, the use that can withstand the lateral pressure due to the concrete placed on the formed concrete formwork has a panel size of 600 cm × In the case of 1200cm, L steel 45mm x 35mm thickness 3.2mm, and expanded metal mesh thickness 0.8mm, the concrete height that can be placed on the concrete formwork is limited to about 1.5m .
The concrete curing period is 15 ° C or more per day. For example, the concrete used for the foundation is 7 days for Portland cement specified in JIS A 5380 (Ready Mixed Concrete), and 10 days for embedding anchor bolts. It is about.
Therefore, when a concrete retaining wall with a height of 15 m is formed, 1.5 m × 10 times = 15 m and 10 times of concrete placement are performed, so that the placement completion + curing completion period is 7 It means that the construction period is 10 days = 70 days. Actually, the number of times of forming the concrete mold is added to this.
The problem is to shorten the construction period and increase productivity.

  In the technique of Patent Document 1, since the surface of the formwork remaining panel after the concrete is placed is in a state where the concrete slightly protrudes from a large number of holes of the expanded metal mesh, in a place where aesthetics / landscape must be considered. , Has the disadvantage of being difficult to use.

  The present invention has been made in view of the above-described drawbacks of the prior art, and has an object to provide a formwork-forming residual panel that shortens a concrete construction formation period and forms a beautiful landscape.

  In order to achieve the above object, the present invention is configured as described below.

<Invention of Claim 1>
A formwork remaining panel that forms a concrete formwork that is assembled to form concrete structures such as concrete adhering walls and concrete columns,
A steel frame body having an opening formed by a steel material having a flange portion and a side wall portion such as L-shaped steel, T-shaped steel, and I-shaped steel;
An expanded metal mesh fixed to the steel frame so as to cover the opening,
A mesh panel with a frame comprising the expanded metal mesh and the steel frame to which the expanded metal mesh is fixed;
A high-strength concrete portion that is hardened from a high-strength high-flowing concrete having a concrete strength of 40 Newton or more after hardening, which is placed so as to cover the expanded metal mesh and the flange portion. This is a formwork remaining panel.

  "Expanded metal mesh" means that a large number of holes are formed in a mesh steel plate by a large number of holes formed between a slanted wall by expanding or stretching a number of cuts in a steel plate, or a large number of cut portions provided in a steel plate. It is formed in a mesh steel plate by a large number of holes formed between the extruded jaw-shaped wall and the inclined wall.

  “High-strength, high-fluidity concrete” is a concrete that is stronger than ordinary concrete, and has significantly improved fluidity compared to fluidized concrete, eliminating the need for vibration compaction when the concrete is driven into the formwork. It is concrete.

  The “decorative pieces” include various things such as tiles, unprocessed natural stones, rocks on a plate, wood, and solar cell plates.

<Invention of Claim 2>
2. The formwork remaining panel according to claim 1, wherein the surface of the high-strength concrete part is a glossy flat surface having a gloss.

<Effect of the Invention of Claim 3>
3. The formwork-forming residual panel according to claim 2, wherein paint is applied to the glossy plane in advance, or a decorative plate or decorative sheet is adhered.

<Invention of Claim 4>
The formwork formation according to claim 1, wherein a decorative member is provided on the concrete surface side of the high-strength concrete portion in a form of directly holding the decorative member fixed directly by the adhesive force of the high-strength concrete portion. It is a remaining panel.

<Invention of Claim 5>
The decorative member has a form in which the side wall part has an inclined side wall part having an inclined form, or a part or all of the bottom part or the side wall part has a protruding portion protruding outward from the side wall part,
The high-strength concrete part is hooked on the high-strength concrete part in a form covering a part or the whole of the inclined side wall part, or the high-strength concrete part covers the whole protruding part. The formwork-forming residual panel according to claim 4, wherein the panel is formed and held on a high-strength concrete part.

<Invention of Claim 6>
The attachment of the decorative member to the high-strength concrete part,
Lay a temporary holding member on the bottom of the formwork,
The decorative member is in a temporary holding state in which the entire side surface or a part of the side surface is embedded in the temporary holding member,
(1) The high-strength high-flow concrete is placed in the mold, the mesh panel with the frame is submerged in the placed high-strength high-flow concrete, and the decorative member is in the fixed direct holding form. Forming the high-strength concrete part, forming away from the temporary holding member,
(2) Place the mesh panel with a frame on the decorative member in the temporary holding state of the decorative member, in a separated state directly or via another member, and place the high-strength, high-flow-rate concrete on the formwork. And forming the high strength concrete part with the decorative member as the fixed direct holding form, and forming it away from the temporary holding member.
The formwork remaining panel according to any one of claims 4 and 5, which is formed by the step (1) or (2).

<Invention of Claim 7>
The attachment of the decorative member to the high-strength concrete part,
Place the high-strength high-flow concrete on the formwork and sunk the framed mesh panel on it, or place the mesh panel with the frame on the formwork and place the high-strength high-flow concrete on the formwork. Set up
The decorative member holding device holding the decorative member in a detachable form is lowered, and a part or all of the side part of the decorative member is submerged in the high-strength high flow concrete, and the submerged state is set as the decorative member holding device. The high-strength concrete part in which the decorative member is in the fixed direct holding form is formed while being held in place, and the decorative member holding device is formed away from the decorative member. It is a formwork formation remaining panel of any one.

  As is clear from the above description, the present invention has the following effects.

<Effect of the Invention of Claim 1>
With this alone, a mesh panel with a frame that can form a concrete form with sufficient strength, and a high-strength, high-flowing concrete that has a concrete strength of 40 Newton or more after curing, cover the expanded metal mesh and steel flange part. Thus, a structure having a high-strength concrete part placed in this manner is used.
Therefore, there is an effect that a formwork forming residual panel having a strength obtained by adding the strength of the high-strength concrete portion having a concrete strength of 40 Newton or more to the strength of the mesh panel with frame is realized.
As a result, the effect of realizing a higher concrete placement height at one time than the placement height of the placement concrete in the concrete formwork by the conventional formwork formation remaining panel of only the mesh panel with the frame is achieved. Play.
In other words, since the height of one placement can be increased, it is possible to reduce the number of times of placing concrete walls and concrete struts to be formed and the number of times the mold is formed, and thus the construction period can be greatly shortened. There is an effect that the property can be greatly improved.

<Effects of Invention of Claim 2>
In addition to the same effects as the invention described in 1 above, since the surface is a glossy flat surface of concrete, there is an effect that it can be a simple decorative surface.
Further, the glossy plane is the most economical and efficient to apply paint, and has the effect of making it possible to economically and efficiently realize the formation of a decorative surface by paint application.
In addition, the gloss plane has an effect that the suction cup can be adsorbed to the gloss plane and can be transported and moved.
In addition, the effect of facilitating the adhesion and sticking of the decorative panel or the decorative sheet can be achieved.
In addition, there is an effect that makeup art can be freely made by using paint or the like after construction.

<Effect of the Invention of Claim 3>
The effect similar to the effect of the invention of claim 2 is exhibited, and more colorful or art wall surfaces can be easily formed.

<Advantageous Effects of Invention>
The high-strength concrete portion having high density and high hardness has the same effect as the invention of the first aspect, and the adhesive strength is extremely strong. Therefore, the decorative member is held strongly and hardly peeled off due to the strong adhesive strength of the high-strength concrete, And the effect of implement | achieving the concrete wall of the landscape made up by the decorative member is produced.

<Effect of the Invention of Claim 5>
The effect similar to that of the invention of claim 4 is achieved, and [a] the decorative member whose side wall portion is an inclined side wall portion is hung on the high-strength concrete portion so as to cover a part or the whole of the inclined side wall portion. Or (b) the high-strength concrete part in the form of covering the entire protruding part of a decorative member having a protruding part protruding outward from the side wall part. (Hereinafter also referred to as “projection part hanging form”),
Even if the adhesive strength of the high-strength concrete portion is lost, the decorative member is prevented from falling off from the high-strength concrete portion due to the side wall-hanging form or the protruding portion-hanging form on the high-strength concrete portion.
Further, since the load of the decorative member is received at the hanging portion forming the side wall hanging shape or the protruding portion hanging shape, the load on the bonding surface is eliminated or greatly reduced, so that the adhesive force It has the effect of making it difficult for weakening to occur.

<Advantageous Effects of Invention>
It is possible to cope with various shapes of decorative members without using the bottom shape of the mold corresponding to the shape of the decorative member, while exhibiting the same effect as the invention according to any one of claims 4 and 5. There is an effect that can be done.
In addition, there is an effect that the sinking distance of the decorative member to the temporary holding member can be set to a desired sinking distance.

<Effect of the Invention of Claim 7>
It is possible to cope with various shapes of decorative members without using the bottom shape of the mold corresponding to the shape of the decorative member, while exhibiting the same effect as the invention according to any one of claims 4 and 5. There is an effect that can be done.
In addition, there is an effect that the sinking distance of the decorative member to the temporary holding member can be set to a desired sinking distance.

The front view of the formwork formation remaining panel of Example 1 of this invention. The rear view of the formwork formation remaining panel of Example 1 of this invention. The AA cut | disconnection enlarged sectional view of Example 1 of this invention. Partial enlarged view of an expanded metal mesh. The rear view of the mesh panel with a frame of Example 1 of this invention. The front view of the mesh panel with a frame of Example 1 of this invention. The front view and bottom view of the state which arranged the decorative member of Example 1 of this invention. The formation process figure of the formwork formation remaining panel of Example 1 of this invention. The partial perspective view of the concrete formwork of Example 1 of the present invention. The concrete placement state figure of the concrete formwork of Example 1 of the present invention. The expanded sectional view of Example 2 of the present invention. The expanded sectional view of Example 3 of the present invention. The expanded sectional view of Example 4 of the present invention. The formation process figure of the formwork formation remaining panel of Example 5 of this invention. Sectional drawing of the adsorption | suction mechanism part of Example 5 of this invention. Sectional drawing of the other adsorption | suction mechanism part of Example 5 of this invention. The top view of the concrete formwork of Example 6 of this invention.

  Embodiments that are the best mode for carrying out the present invention will be described below. However, the present invention is not intended to be limited to these examples. Further, in the description of the embodiments to be described later, the same reference numerals are given to the same components of the above-described embodiments, and the overlapping description is omitted.

In the first embodiment of the present invention shown in FIGS. 1 to 10, the formwork remaining panel 1 has the following configuration.
A formwork remaining panel 1 that forms a formwork A as shown in FIG. 10, for example, which is assembled to form a concrete structure such as a concrete adhering wall or a concrete support,
The steel material having the flange portion 2 and the side wall portion 3 such as L-shaped steel, T-shaped steel, and I-shaped steel (here, L-shaped steel having a thickness of 3.2 mm × width 35 mm (flange) × width 45 mm (side wall)) is 1200 mm × 600 mm. Frame body 12 formed in a rectangular shape, two partition parts 4a and 4b welded to the inside of the frame body 12 (a form in which a flat steel having a thickness of 3.2 mm and a width of 35 mm is welded in a T shape), a frame A steel frame body 6 configured to have three openings 5a, 5b, 5c formed by the body main body 12 and the partition portions 4a, 4b;
Expanded metal meshes 7a, 7b, 7c having a wall thickness of 0.8 mm, which are fixed by dotted welds 14 with a spacing of 10 mm between the flange part 2 and the side wall part 3 so as to cover the openings 5a, 5b, 5c,
A mesh panel 8 with a frame comprising the expanded metal meshes 7a, 7b, 7c and the steel frame 6 to which the expanded metal meshes 7a, 7b, 7c are fixed;
High strength, high strength, high flow rate concrete 9 which has been hardened, and has been hardened to cover expanded metal meshes 7a, 7b, 7c and flange 2 and has a concrete strength of 40 Newtons or more after hardening. Concrete part 10;
On the surface of the high-strength concrete part 10, a decorative member 11 that is arranged in a number of fixed and directly held forms in the high-strength concrete part 10 in a form in which a part of the side surface is submerged and embedded in the high-strength concrete part 10;
And a plurality of connecting holes 13 provided at portions of the frame body 12 and the partition portions 4a and 4b that are separated from the high-strength concrete portion 10.

As shown in FIG. 4, expanded metal (staggered cuts made on a steel plate, stretched and processed into a mesh shape), and continuous in all directions in the front view.
The wall thickness may be 1.0 mm to 1.2 mm.

As shown in FIG. 7, the decorative member 11 has a form in which a part or all of the bottom part or the side wall part (here, part of the side wall part) has a protruding portion 15 protruding outward from the side wall part. As described above, the high-strength concrete portion 10 is configured to be held on the high-strength concrete portion 10 so as to cover the entire protruding portion 15.
The high-strength concrete portion 10 exhibits a strong adhesive force to the decorative member 11 due to its high density, and realizes a decorative member direct holding form in which the decorative member 11 is strongly fixed and hardly peeled off.
The decorative member 11 is not in a state of falling by the dual holding form of the decorative member direct holding form and the hook holding form.

The forming process of the formwork formation remaining panel 1 is as follows.
A temporary holding member 18 (wet sand member, clay-like member, etc.) is laid on the bottom of the mold 17 ((a) in the figure),
The decorative member 11 is in a temporary holding member temporarily holding state ((b) in the figure) in which the entire side surface or a part of the side surface (here, a part) is embedded in the temporary holding member 18;
Place the mesh panel 8 with a frame on the decorative member 11 in the temporary holding state of the decorative member in a separated state via the floating member 19 ((c) in the figure),
High strength and high flow concrete 9 is placed on the mold 17 ((d) in the figure)
A high-strength concrete portion in which the decorative member 11 is fixed and directly held is formed, and is separated from the mold 17 and the temporary holding member 18 to form the remaining mold-formation panel 1 ((e) in the figure).

The temporary holding member 18 is laid on the bottom of the formwork 17,
The decorative member 11 is placed in a temporary holding member state in which the entire side surface or a part of the side surface is embedded in the temporary holding member 18,
A high-strength concrete portion in which a high-strength high-flow concrete 9 is placed on a formwork 17 and a mesh panel 8 with a frame is submerged in the placed high-strength high-flow concrete 9 so that the decorative member 11 is fixed and directly held. 10 can be formed and separated from the mold 17 and the temporary holding member 18 to form the remaining mold panel 1 by forming the remaining mold panel 1.

With reference to FIG. 9, FIG. 10, the example of formation of the concrete adhering wall by the concrete formwork A formed with the formwork formation remaining panel 1 is demonstrated.
The formwork remaining panels 1 are fastened and connected to the connecting holes 13 with screws 20, the posture determining rods 22 are attached to the appropriate connecting holes 13, and the formwork remaining on the anchors 25 which are pre-dried into the hardened concrete 21. The posture of the panel 1 is determined, the posture determining rod 22 is fixed by welding, and if necessary, the formwork forming remaining panels 1 connected to each other are connected by the posture determining rod 22 to form the concrete formwork A. .
Concrete 23 is poured and cast.
When the concrete is hardened, the formwork remaining panels 1 are further overlapped and connected to raise the concrete formwork, and the concrete is additionally placed.
The posture determining rod 22 is attached to the formwork remaining panel 1 by passing the screw portion of the L-shaped L-shaped connecting rod 24 having one bolt through the connecting hole 13, screwing the nut 26 and tightening it. The posture determining rod 22 is welded and attached to this.

The formwork remaining panel of Patent Document 1 can be placed on the formed concrete formwork, and the concrete height is about 1.5 m.
On the other hand, the concrete height that can be placed on the concrete form formed by the form-forming remaining panel 1 of the first embodiment is about 2.5 m.
Therefore, in a simple calculation, the construction period of the formwork remaining panel 1 of the first embodiment realizes a short-term construction of 3/5 of the construction period of the formwork remaining panel of Patent Document 1. If the conventional construction period is 70 days, depending on the formwork remaining panel 1, the construction period can be significantly shortened to 42 days.

In actual construction, the formwork remaining panel of Patent Document 1 is placed once in 1.2 m in two layers.
Depending on the formwork remaining panel 1 of the first embodiment, it is actually preferable to cast concrete once with 1.8 m in three layers.
Then, a reduction of 1.2 / 1.8 = 2/3 is realized.
If the conventional construction period is 70 days, the construction period is 52.5 days depending on the formwork remaining panel 1.

Japanese Patent Application Laid-Open No. 11-81533 discloses a concrete formwork forming remaining panel made of only concrete.
The formwork remaining panel 1 of Example 1 achieves a lighter weight than the concrete formwork remaining panel, and its strength is stronger, than that by the concrete formwork remaining panel, The construction period of concrete retaining walls, etc. has been greatly shortened.

In the second embodiment of the present invention shown in FIG. 11, the main difference from the first embodiment is that the surface of the high-strength concrete portion 10 is a glossy surface 29 on which a decorative member is not provided (in FIG. In other words, the formwork remaining panel 30 is formed.
The thickness of the high-strength concrete part 10 is 33 mm.
After the wall surface is formed, paint can be applied (including picture patterns, logos, etc.) for easy colorization.

A color surface in which paint (including all coating members such as markers) is previously applied to the glossy plane 29 may be used.
Further, if the glossy plane 29 is a true plane, a form in which a decorative plate or a decorative sheet is bonded with an adhesive may be used.

The main difference between the third embodiment of the present invention shown in FIG. 12 and the first embodiment is that a remaining formwork forming panel 33 having the decorative member as the decorative member 32 is formed.
The decorative member 32 is a form in which the side wall part has an inclined side wall part 34 having an inclined form, and the high-strength concrete part 10 covers a part or the whole of the inclined side wall part 34 (in this case, a part is covered). The high strength concrete part 10 is held in a hanging form (= hanging holding form).

In the fourth embodiment of the present invention shown in FIG. 13, the main difference from the first embodiment is that a formwork forming residual panel 37 having the decorative member as the decorative member 36 is formed.
The decorative member 36 is formed of a rod body having a semi-cylindrical cross section (for example, a log made into a vertical half), and the side wall portion thereof has an inclined side wall portion 38 having a curved inclined shape. The high-strength concrete portion 10 is held on the high-strength concrete portion 10 in a form covering the part of the inclined side wall portion 38 (= hanging holding form).

The main difference from the first embodiment in the fifth embodiment of the present invention shown in FIG. 14 to FIG. 16 is that the formwork remaining panel 1 is formed by the following forming process.
A protective member 41 is provided at the bottom of the formwork 17 to prevent the concrete from entering the inside of the mesh panel 8 with the frame, or protection to prevent the concrete from entering the inside of the mesh panel 8 with the frame. A member 41 (a rubber member, a foamed resin member, a wooden member or the like is appropriate) is set, and the latter is adopted here.
Set the mesh panel 8 with a frame on the mold 17 ((a) in the figure),
High strength high flow concrete 9 is placed in the formwork 17,
The decorative member holding device 40 holding the decorative member 11 in a detachable form (here, by suction) is lowered, and a part of the decorative member 11 or all of the side part (here, a part) is high-strength and high flow. And submerged in concrete 9 ((b) in the figure)
While holding the submerged state with the decorative member holding device 40, the high-strength concrete part 10 in which the decorative member 11 is fixed and directly held is formed, the decorative member holding device 40 is separated from the decorative member 11, and the formwork forming residual panel 1 is formed. Is formed ((c) in the figure).

With reference to FIG. 15, the adsorption | suction mechanism part 42 of the decorative member holding | maintenance apparatus 40 is demonstrated.
The suction mechanism part 42 includes a suction part main body 43 having a narrower width than the decorative member 11, a suction path 44 communicated with a suction device (not shown) provided in the suction part main body 43, and the suction part main body 43. It consists of a recess 45 formed at the tip, and a suction cup 46 provided in communication with the suction path 44 in a form protruding out of the recess 45.
When suction is applied by applying the suction cup 46 to the decorative member 11, the suction cup 46 contracts and the decorative member 11 is slightly lifted. By this lifting, the decorative member 11 hits the edge of the recess 45 and is stopped there to determine the position (see below). The
Thereby, since all the decorative members 11 are accurately positioned at the same parallel position, the sinking positioning into the high-strength high-flow concrete 9 can be performed accurately.

With reference to FIG. 16, the adsorption | suction mechanism part 48 which is a different form of the adsorption | suction mechanism part of the decorative member holding | maintenance apparatus 40 is demonstrated.
The suction mechanism section 48 includes a suction section main body 43 having a narrower width than the decorative member 11, a suction path 44 communicated with a suction device (not shown) provided in the suction section main body 43, and the suction section main body 43. A recess 45 formed at the tip, a cylinder 49 that is movable into the suction path 44 by a suction action, a part of which protrudes into the recess 45, and an outside of the recess 45 attached to the tip of the cylinder 49 And a suction cup 50 provided in a protruding form.
When the suction cup 50 is applied to the decorative member 11 and is sucked and sucked by a suction device (not shown), the suction cup 50 is lifted, and by this rise, the decorative member 11 hits the edge of the recess 45 and is stopped there. Is done.

In the sixth embodiment of the present invention shown in FIG. 17, the main difference from the first embodiment is that the remaining mold forming panel 52 is a mold forming remaining panel 52 having a size of 600 mm × 600.
In FIG. 17, the state which assembled the concrete formwork B for forming the reinforced concrete decorative support | pillar formed with the formwork formation residual panel 52 is shown.
Around the reinforcing bar 53, four formwork remaining panels 52 are connected to form a square, and a corner decorative member 54 is attached to a corner portion by a screw or a fitting mechanism.
When the concrete is placed and hardened, the decorative post is completed.

A: Concrete formwork,
B: Concrete formwork,
1: Formwork remaining panel,
2: flange part,
3: Side wall,
4a, 4b: partition part,
5a, 5b, 5c: openings,
6: Steel frame,
7a, 7b, 7c: expanded metal mesh,
8: Mesh panel with frame,
9: High strength high flow concrete
10: High-strength concrete part,
11: Cosmetic member,
12: frame body,
13: Connecting hole,
14: spot welding
15: protruding part,
17: Formwork
18: Temporary holding member,
19: floating member,
20: Screw,
21: Hardened concrete,
22: Posture determining stick,
23: Concrete,
24: L-shaped connecting rod,
25: Anchor,
26: nut,
29: Glossy surface,
30: Formwork remaining panel,
32: Cosmetic member,
33: Formwork remaining panel,
34: inclined side wall,
36: Cosmetic material,
37: Formwork remaining panel,
38: inclined side wall,
41: protective member,
42: adsorption mechanism,
43: main part of suction part,
44: suction path,
45: recess,
46: sucker
48: Suction mechanism
49: cylinder,
50: sucker,
52: Formwork remaining panel,
53: Rebar,
54: Corner decorative member.

Claims (7)

A formwork remaining panel that forms a concrete formwork that is assembled to form concrete structures such as concrete adhering walls and concrete columns,
A steel frame body having an opening formed by a steel material having a flange portion and a side wall portion such as L-shaped steel, T-shaped steel, and I-shaped steel;
An expanded metal mesh fixed to the steel frame so as to cover the opening,
A mesh panel with a frame comprising the expanded metal mesh and the steel frame to which the expanded metal mesh is fixed;
A high-strength concrete portion that is hardened from a high-strength high-flowing concrete having a concrete strength of 40 Newton or more after hardening, which is placed so as to cover the expanded metal mesh and the flange portion. A formwork remaining panel characterized by that.   The formwork remaining panel according to claim 1, wherein the surface of the high-strength concrete part is a glossy flat surface having a gloss.   3. The formwork-forming residual panel according to claim 2, wherein paint is applied to the glossy plane in advance, or a decorative plate or decorative sheet is adhered.   The formwork formation according to claim 1, wherein a decorative member is provided on the concrete surface side of the high-strength concrete portion in a form of directly holding the decorative member fixed directly by the adhesive force of the high-strength concrete portion. Remaining panel. The decorative member has a form in which the side wall part has an inclined side wall part having an inclined form, or a part or all of the bottom part or the side wall part has a protruding portion protruding outward from the side wall part,
The high-strength concrete part is hooked on the high-strength concrete part in a form covering a part or the whole of the inclined side wall part, or the high-strength concrete part covers the whole protruding part. The formwork remaining panel according to claim 4, wherein the panel is formed and held on a high-strength concrete part. The attachment of the decorative member to the high-strength concrete part,
Lay a temporary holding member on the bottom of the formwork,
The decorative member is in a temporary holding state in which the entire side surface or a part of the side surface is embedded in the temporary holding member,
(1) The high-strength high-flow concrete is placed in the mold, the mesh panel with the frame is submerged in the placed high-strength high-flow concrete, and the decorative member is in the fixed direct holding form. Forming the high-strength concrete part, forming away from the temporary holding member,
(2) Place the mesh panel with a frame on the decorative member in the temporary holding state of the decorative member, in a separated state directly or via another member, and place the high-strength, high-flow-rate concrete on the formwork. And forming the high strength concrete part with the decorative member as the fixed direct holding form, and forming it away from the temporary holding member.
The formwork remaining panel according to any one of claims 4 and 5, which is formed by the step (1) or (2). The attachment of the decorative member to the high-strength concrete part,
Place the high-strength high-flow concrete on the formwork and sunk the framed mesh panel on it, or place the mesh panel with the frame on the formwork and place the high-strength high-flow concrete on the formwork. Set up
The decorative member holding device holding the decorative member in a detachable form is lowered, and a part or all of the side part of the decorative member is submerged in the high-strength high flow concrete, and the submerged state is set as the decorative member holding device. The high-strength concrete part in which the decorative member is in the fixed direct holding form is formed while being held in place, and the decorative member holding device is formed away from the decorative member. The formwork remaining panel according to claim 1.

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