JP2010268764A - Concrete wall greening structure and construction method thereof - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a concrete wall surface greening structure constructable in a further short working time to be structed in a stable condition. <P>SOLUTION: The concrete wall surface greening structure is formed by attaching a net supporting member 42 to the ends of separators 23 buried in a concrete wall 1 when constructing the concrete wall 1, and attaching a net member 2 for protecting greening plants P along a concrete wall surface 1a, using the net supporting member 42. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a concrete wall greening structure and a construction method thereof.

  From the viewpoint of environmental improvement and energy saving, buildings such as factories and schools are required to have green walls along with rooftop greening, and several proposals have been made for wall greening structures. For example, Patent Document 1 discloses a net member for arranging a green plant climbing aid along an existing concrete wall surface and the like, driving an anchor into the concrete wall surface, and protecting the green plant using the anchor. Is described along with a wall surface, and a technique for greening the wall surface by growing an adsorbing vine such as Hedera between the plant climbing aid and the net member while climbing is described. As a climbing aid, coconut shell fiber or the like is used.

JP-A-11-89420

  As described in Patent Document 1, a wall surface greening structure in which a greening plant is arranged in a space between a plant climbing aid and a net member arranged along the wall surface can protect the plant by the net member. Therefore, it can be expected that the plant grows stably. However, a new anchor is driven into an existing wall surface and a mesh member is attached thereto, and an operation for carefully selecting a place where the anchor can be driven without damaging the existing wall is required. Therefore, a long working time is required for the anchor driving work. Further, if the concrete wall is damaged when the anchor is driven, the anchoring strength of the anchor may be reduced, and the attachment of the net member may become unstable.

  The present invention has been made in view of the above circumstances, and it is an object to provide a concrete wall greening structure that can be constructed in a shorter working time and in a structurally stable state, and a construction method thereof. And

  In the concrete wall greening structure according to the present invention, a net support member is attached to the tip of all or a part of the separators embedded in the concrete wall when the concrete wall is constructed, and the green plant is utilized using the net support member. A net member for protection is attached along a concrete wall surface, and a greening plant is disposed between the concrete wall surface and the net member.

  In the concrete wall greening structure according to the present invention, a separator embedded in the concrete wall is used when constructing the concrete wall without newly anchoring the concrete wall, and a net support member is attached to the tip of the separator. A net member for protecting the greening plant is attached using the net support member. Therefore, the construction work of the concrete wall greening structure can be greatly shortened. Moreover, the said net | network support member can be attached in the state which does not fall out easily. Therefore, the attachment mode of the mesh member is extremely stabilized.

  In addition, the concrete wall in the concrete wall greening structure in the present invention may be a concrete wall in a new building, and is additionally constructed by setting up a support form along the wall of an existing appropriate building. It may be a concrete wall.

  In the concrete wall greening structure according to the present invention, the concrete wall may be a flat surface or a porous surface. Furthermore, a concavo-convex pattern may be formed on the concrete wall surface. By making the surface of the concrete wall porous or forming a concavo-convex pattern, for example, when the greening plant is a vine plant, it is possible to further promote the climbing of the plant. In addition, the adhesion to the wall of the plant is stable.

  In the concrete wall greening structure according to the present invention, preferably, a water stop treatment is performed in the vicinity of the connecting portion between the separator and the net support member. By performing the water stop treatment, water can be reliably prevented from entering the concrete wall from the vicinity of the connecting portion between the separator and the net support member, and the durability of the concrete wall can be prevented from being lowered. . Specific means for the water-stopping treatment are arbitrary, but examples include means for embedding a packing material, means for embedding dumpling mortar, and the like.

  In one form of the concrete wall greening structure according to the present invention, a material capable of attracting climbing of plants is provided on all or part of the concrete wall surface. In this aspect, it is possible to more reliably assist the greening plant to grow along the concrete wall. Examples of materials that can induce the climbing of plants include particulate materials such as foamed resin, sand, volcanic gravel, pumice, and artificial lightweight aggregates attached to concrete walls, ceramic materials with water retention, etc. can do.

  In one embodiment of the concrete wall greening structure according to the present invention, green plant climbing aids are arranged along all or part of the wall surface of the concrete wall, and the green plant is the green plant climbing aid and the net member. It is arranged between. The greening plant climbing aids include coconut shell fibers, expanded polystyrene sheets, and cotton sheets as specific examples of materials that facilitate plant climbing. Furthermore, the greening plant climbing aid may be a foamed sheet of polyester, polyamide, polypropylene, polyethylene, etc., and examples thereof include foamed mortar and foamed urethane resin. The above-mentioned material is porous, and the greening plant can be climbed quickly while sticking to the auxiliary material.

  In one embodiment of the concrete wall greening structure according to the present invention, the wall surface of the concrete wall is colored brown. In this aspect, until the concrete wall is covered with plants, it can create a state in harmony with the surrounding landscape, compared to the background concrete wall, and after the concrete wall is covered with plants, With green and brown hues, a synergistic effect of colors can be expected.

  The present invention further provides a method for constructing a concrete wall greening structure as described above, the step of installing a support mold using a separator at least on the outdoor side of the concrete wall to be constructed, the inside of the support mold A step of placing concrete on the surface, a step of removing the supporting formwork after curing of the placed concrete, a step of arranging greening plants or planting plant materials along the formed concrete wall, embedded in the formed concrete wall A step of attaching a net support member to the tip of all or part of the separator, and a step of attaching a net member for protecting a greening plant using the net support member along a concrete wall surface. Disclosed is a method for constructing a featured concrete wall greening structure.

  In the above construction method, the net member for protecting the greening plant is attached along the concrete wall surface by using the net support member attached to the tip of the separator arranged together with the support mold when constructing the concrete wall. Thus, the construction can be shortened as compared with a construction method in which an anchor is newly driven into a conventional concrete wall surface and a net member is attached thereto. In addition, a concrete wall greening structure in which the net support member is firmly fixed to the concrete wall can be obtained.

  In one aspect of the method for constructing a concrete wall greening structure according to the present invention, a decorative mold having an uneven surface on the side facing the concrete to be placed is used as all or part of the support mold. The decorative mold can be made of an arbitrary material, but is preferably a foamed plastic decorative mold from the viewpoint of moldability and handleability. In this aspect, the uneven surface pattern of the decorative mold can be transferred to the concrete wall surface, and the uneven surface pattern is shaped on the concrete wall surface to be constructed.

  In one aspect of the method for constructing a concrete wall greening structure according to the present invention, a method of laminating, adhering or applying a material capable of inducing climbing of a plant on the concrete placement surface side of the support mold or the decorative mold And may further include a step of transferring a material capable of attracting climbing of the plant to the concrete wall surface. Examples of the material that can induce the climbing of the plant to be used include foamed resin, sand, volcanic gravel, pumice, particulate materials such as artificial lightweight aggregate, ceramic material having water retention, and the like. Further, a dye or a pigment may be applied to the concrete casting surface side of the support mold or the decorative mold and transferred to the concrete wall surface. A specific example of such a method is described in, for example, Japanese Patent Laid-Open No. 6-92757.

  In one aspect of the method for constructing a concrete wall greening structure according to the present invention, the method further includes a step of performing a water stop treatment in the vicinity of the tip portion of the separator. By performing the water stop treatment, water can be reliably prevented from entering the concrete wall from the vicinity of the connecting portion between the separator and the net support member, and the durability of the concrete wall can be prevented from being lowered. .

  In one aspect of the method for constructing a concrete wall greening structure according to the present invention, the method further includes a step of arranging green plant climbing aid along all or part of the formed concrete wall. The specific example of the greening plant climbing aid used is as described in the description of the concrete wall greening structure.

  In the concrete wall greening structure and the construction method therefor according to the present invention, the mode of arranging the greening plant between the concrete wall and the net member is not particularly limited, and may be arranged by any method. Plants may be planted directly along the concrete wall surface in the soil near the bottom of the concrete wall, and the concrete wall surface may be greened by the growth of the plant. You may make it green a concrete wall surface with the plant grown from plant material. Such greening plant materials can also be arranged in multiple stages in the vertical direction of the concrete wall surface.

  Examples of the planting plant material include pots in which plants are planted, planting base materials in which plants are planted in advance in an assembly of plant fibers such as coconut shell fibers, and the like. The plant to be used is arbitrary, but climbing plants such as Hedera canariensis are preferable. Also, vine plants are preferred.

  According to the present invention, the greening structure along the concrete wall can be constructed in a shorter working time and in a structurally stable state.

The figure explaining one form of the concrete wall greening structure by this invention. The figure explaining the formwork for concrete pouring for a concrete wall. FIG. 3 is a cross-sectional view of a main part of the driving form shown in FIG. The principal part sectional drawing of the concrete wall surface greening structure shown in FIG. The principal part sectional drawing in the other form of the concrete wall surface greening structure by this invention. The figure explaining the other example of the mold for concrete placement for concrete walls. FIG. 7 is a cross-sectional view of a main part of the driving form shown in FIG. The principal part sectional drawing in the further another form of the concrete wall greening structure by this invention.

Hereinafter, a concrete wall greening structure according to the present invention will be described based on embodiments.
In the form shown in FIG. 1, the concrete wall greening structure 10 is made along the wall surface of the concrete wall 1 of a building such as a school or factory. A mesh member 2 such as a wire mesh is attached over a required area at a predetermined distance from the wall surface 1a of the concrete wall 1, and the greening plant P is composed of the wall surface 1a of the concrete wall 1 and the mesh member 2 It is arranged between. In this example, the greening plant P is a vine plant planted in a greening plant material 3 such as a planter placed in the vicinity of the lower end of the concrete wall 1, and upward and laterally along the wall surface 1a. Growing.

  The mesh member 2 is firmly attached so as to be along the wall surface 1a of the concrete wall 1 by using a mesh support member 42 attached to the tip of a separator 23 which will be used later when the concrete wall 1 is constructed. It has been. Hereinafter, the attachment mode will be described.

  FIG. 2 shows an example of a concrete placing form 20 for making a normal concrete wall. The concrete placement form 20 may be a conventionally known form. In the illustrated example, the indoor side support form 21 and the outdoor side support form 22 made of plywood or the like secure a predetermined distance by the separator 23. It is stood in the state. That is, one end of a connecting material such as a peakon 24 is screwed into the end of the separator 23 and the other end of the peakon 24 is connected to a short shaft as shown in FIG. 25 is screwed together. The short shaft 25 penetrates the outdoor side support mold 22 and protrudes outward, and a foam tie 26 is screwed there. The indoor side support form 21 also has the same configuration.

  A vertical clamp steel pipe 27 and a horizontal clamp steel pipe 28 are respectively built on the outside of the indoor support mold 21 and the outdoor support mold 22, and fasteners 29 and 29 are inserted into the foam ties 26 and 26, and screws By tightening at 30 and 30, a concrete pouring space 31 having a lateral width defined by the length of the separator 23 is formed between the indoor support frame 21 and the outdoor support frame 22. In the figure, 32 is a reinforcing bar provided as necessary.

  In constructing the concrete wall 1, cast-in-place concrete C is placed in the concrete pouring space 31 and cured and cured. After the concrete C is cured and cured, the fastener 29 is removed, the vertical steel pipe 27 and the horizontal steel pipe 28 are removed, and the foam tie 26 is further removed. Thereby, it becomes possible to remove the indoor side support form 21 and the outdoor side support form 22, and the concrete wall 1 is formed by removing the support form. In the present invention, after removing at least the outdoor-side support mold 22, the peakon 24 and the short shaft 25 are separated from the separator 23.

  After separating the peakon 24 and the short shaft 25, as shown in FIG. 4, the water stop packing 40 is embedded in the formed cavity 33, and one end of the long nut 41 is screwed to the tip of the separator 23. One end of a net support member 42 having a predetermined length is screwed into the other end of the long nut 41. Thereby, the net support member 42 is firmly fixed to the tip of the separator 23 embedded in the concrete wall 1. If necessary, another water-stopping material such as mortar 43 is embedded in the cavity 33 as described above.

  After fixing the necessary number of net support members 42 as described above, an appropriate clasp 44 in which the net member 2 such as a wire net or the like for protecting the greening plant is attached to the tip of the net support member 42. Is attached along the wall surface of the concrete wall 1. The net support member 42 may be fixed to all of the separators 23 embedded in the concrete wall 1. The area to be greened and the net member 2 are fixed. In some cases, it is performed only for a part of the separator 23 in consideration of a place required for the separator 23.

  After attaching the net member 2 as described above, as shown in FIG. 1, the greening plant P is grown between the wall surface 1 a of the concrete wall 1 and the net member 2, thereby providing a concrete wall greening structure according to the present invention. A body 10 is formed.

  In the above description, water penetration into the concrete is caused by embedding other water-stopping materials such as the water-stopping packing 40 and the mortar 43 in the cavity formed by removing the above-described peakon 24. However, the water stop treatment can be performed only with the mortar 43. In the above description, after separating the peakon 24 and the short shaft 25 from the separator 23, the long nut 41 and the net support member 42, which are separate members, are attached. However, when physical properties such as the strength of the peakon 24 allow. May be used as it is without removing the peakon 24, and the net support member 42 may be attached to the screw hole after the short shaft 25 is removed. Furthermore, when the dimension or the like permits, the short shaft 25 screwed into the peakon 24 can be used as the net support member 42 without removing the peakon 24. Even in that case, it is desirable to perform an appropriate water stop treatment in the vicinity of the connecting portion between the separator 23 and the short shaft 25 used as the net support member.

  In the illustrated example, the separator 23 and the short shaft 25 are connected using the pecon 24. However, the connection between the separator 23 and the short shaft 25 is not limited to this, and a conventional concrete pouring formwork is used. Any connection means used in the construction of can be used. Examples include connection means using a tube cone or a long nut.

  FIG. 5 is a view corresponding to FIG. 4 and showing another example of the concrete wall greening structure 10 according to the present invention. Here, it differs from what was demonstrated using FIGS. 1-4 from the point by which the greening plant climbing aid 45 which is a coconut shell fiber etc. is arrange | positioned along the wall surface 1a of the concrete wall 1, for example. Other configurations may be the same and are given the same reference numerals. This greening plant climbing aid 45 can also be firmly fixed to the wall surface 1a of the concrete wall 1 using the net support member 42 described above.

  In the concrete wall greening structure 10 of this form, the greening plant P is disposed between the greening plant climbing aid 45 and the net member 2 and grows there. At the time of growth, the greening plant P is a greening plant. Since climbing can be performed quickly while sticking to the climbing aid 45, a more stable concrete wall greening structure can be obtained.

  Further, the wall surface 1a of the concrete wall 1 may be colored brown by an appropriate means. In this aspect, until the concrete wall 1a is sufficiently covered with the greening plant P, there is an advantage that a state in harmony with the surrounding landscape can be created as compared with the case of the background color concrete wall. In addition, after the concrete wall 1a is covered with the green plant P, a synergistic effect of colors can be expected due to the green color of the plant and the brown hue.

  6 to 8 illustrate still another embodiment of the concrete wall greening structure 10 according to the present invention. Here, to construct the concrete wall 1, for example, a decorative mold 50 made of foamed resin as described in JP-A-6-92757 is used. The decorative mold 50 is used to form an appropriate uneven pattern on the wall surface 1a of the concrete wall 1 to be constructed, and the decorative mold 50 is formed on the wall surface on the side facing the cast concrete. The concavo-convex pattern surface 51 is provided with concavo-convex reverse to the concavo-convex pattern. As shown in FIG. 6, the decorative mold 50 is attached to the inside of the outdoor-side support mold 22 in the concrete placing mold 10 with the concavo-convex pattern surface 51 as the inner side. The concrete placement form 10 shown in FIG. 6 has the same structure as the concrete placement form 10 shown in FIG. 2 except that the decorative form 50 is provided, and the same members are denoted by the same reference numerals. The description is omitted.

  FIG. 7 is a view corresponding to FIG. 3, showing a partial cross-section in a state after the concrete is placed when the decorative mold 50 is used. As shown in the drawing, the unevenness of the uneven pattern surface 51 of the decorative mold 50 is formed on the surface of the placed concrete. And as shown in FIG. 8, an uneven | corrugated pattern is formed in the wall surface 1b of the concrete wall 1 after removing the support molds 21 and 22 and the decorative mold frame 50 from which the decorative mold frame 50 is removed.

  FIG. 8 is a view corresponding to FIG. 4. In the same manner as described above with reference to FIG. 4, one end of a long nut 41 is screwed to the tip of the separator 23, and One end of a net support member 42 having a predetermined length is screwed to the other end of the long nut 41, and the net member 2 is attached to the tip of the net support member 42 along the wall surface of the concrete wall 1. After attaching the net member 2, as shown in FIG. 1, the green plant P is grown between the wall surface 1 a of the concrete wall 1 and the net member 2, thereby forming the concrete wall greening structure 10 according to the present invention. The

  In the concrete wall greening structure 10 of this form, since the concavo-convex shape is formed on the wall surface 1b of the concrete wall 1, the greening plant P can climb rapidly using the concavo-convex surface. Therefore, a more stable concrete wall greening structure 10 can be obtained.

  Although not shown in the drawings, as a modification of the form using the decorative mold 50, as the decorative mold 50, a method of laminating, adhering, or applying a material capable of attracting the climbing of the greening plant P to the uneven pattern surface 51 The aspect using what was arrange | positioned by is mentioned. When the decorative mold 50 is removed after curing of the cast concrete, the material placed on the concave and convex pattern surface 51 is transferred to the wall surface 1b side of the concrete wall 1, whereby the concrete wall surface is transferred to the greening plant. It has become easier to grow. It is also possible to apply a dye or pigment having a brown hue to the uneven pattern surface 51 of the decorative mold 50 and transfer it to the concrete wall surface. More specifically, for example, the transfer method can be performed by a concrete coloring method as described in JP-A-6-92757.

  Moreover, although not shown in figure, when needed, you may make it affix the above-mentioned greening plant climbing aid 45 along the concrete wall surface used as the uneven surface.

P ... Green plant,
1 ... concrete wall,
1a, 1b ... the wall surface of a concrete wall,
2 ... Net members,
3 ... Greening plant materials,
10 ... Concrete wall greening structure,
20 ... Formwork for placing concrete,
21 ... Indoor support formwork,
22 ... Outdoor support formwork,
23 ... separator,
31 ... Concrete pouring space,
33 ... hollow part,
40 ... Waterproof packing,
41 ... long nut,
45. Greening plant climbing aid,
50 ... Makeup formwork,
51 ... The uneven pattern surface of the decorative mold.

Claims (13)

A concrete wall greening structure,
A net support member is attached to the tip of all or some of the separators embedded in the concrete wall when the concrete wall is constructed, and the net member for protecting the planting plant using the net support member is provided on the concrete wall surface. A concrete wall surface greening structure, wherein the plant is attached along a wall and a greening plant is disposed between the concrete wall surface and the net member.   The concrete wall greening structure according to claim 1, wherein the concrete wall has a concavo-convex pattern.   The concrete wall surface greening structure according to claim 1 or 2, wherein a water stop treatment is applied in the vicinity of the connecting portion between the separator and the net support member.   4. The concrete wall greening structure according to claim 3, wherein the water stop treatment is performed by embedding a packing material.   The concrete wall greening structure according to any one of claims 1 to 4, wherein a material capable of attracting plant climbing is provided on all or part of the concrete wall surface. Concrete wall greening structure.   The concrete wall greening structure according to any one of claims 1 to 4, wherein a green plant climbing aid is disposed along all or part of the concrete wall, and the green plant is the green plant. A concrete wall greening structure characterized in that it is disposed between a climbing aid and the net member.   The concrete wall surface greening structure according to any one of claims 1 to 6, wherein the concrete wall surface is colored in a brown color. A method for constructing a concrete wall greening structure,
Installing a support form using a separator at least on the outdoor side of the concrete wall to be constructed;
Placing concrete inside the support mold,
Removing the support form after curing and curing the cast concrete;
Arranging a greening plant or greening plant material along the formed concrete wall;
Attaching a net support member to the tip of all or part of the separator embedded in the formed concrete wall;
A step of attaching a net member for protecting a greening plant using the net support member along a concrete wall surface,
A method for constructing a concrete wall greening structure characterized by comprising:   9. The method for constructing a concrete wall greening structure according to claim 8, wherein a decorative mold having an uneven surface on the side facing the concrete to be placed is used as all or part of the support mold. A method for constructing a concrete concrete wall greening structure.   The method for constructing a concrete wall greening structure according to claim 9, wherein a decorative mold made of foamed resin is used as the decorative mold.   It is a construction method of the concrete wall greening structure as described in any one of Claims 8-10, Comprising: The material which can attract the climbing of a plant to the concrete placement surface side of the said supporting formwork or a decorative formwork The method for constructing a concrete wall greening structure further comprising the step of transferring a material capable of attracting climbing of the plant to the concrete wall surface.   The method for constructing a concrete wall greening structure according to any one of claims 8 to 11, further comprising a step of performing a water stop treatment in the vicinity of the tip portion of the separator. How to build the body.   It is a construction method of the concrete wall greening structure as described in any one of Claims 8-12, Comprising: The process of arrange | positioning the planting climbing aid to all or one part of the wall surface of the formed concrete wall is further included. The construction method of the concrete wall greening structure characterized by the above-mentioned.

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