JP6976399B1 - Door window corner wall crack prevention assembly structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a door window corner wall surface crack prevention assembly structure which enables easy bar arrangement along a window frame or a door frame and enhances construction efficiency at a site. A door window corner wall surface crack prevention assembly structure includes a plurality of crack prevention members 1, a plurality of fixing rods 2, and at least one positioning rod 3. The crack prevention member 1 is provided at intervals corresponding to each other, and has a first sheet portion 11 arranged vertically and a second sheet portion 12 arranged horizontally. The first sheet portion 11 and the second sheet portion 12 are vertically connected and integrally formed. A notch 13 is jointly formed on one side of the first seat portion 11 and the second seat portion 12. The fixing rod 2 is inserted into the corresponding two fixing holes 14 of the first seat portion 11 and the second seat portion 12 of the crack prevention member 1, respectively. [Selection diagram] Fig. 1

Description

The present invention relates to a door window corner wall surface crack prevention assembly structure, in particular, a wall having a plurality of reinforced recesses provided on the surface of the crack prevention member to improve the adhesion performance and friction coefficient of the crack prevention member and to which the crack prevention member is bonded. Regarding the door window corner wall surface crack prevention assembly structure that enhances the strength and crack prevention performance of the structure.

As shown in FIG. 8, the “window angle structure wall surface crack preventing member a” of Patent Document 1 has a first sheet portion a1 integrally molded with each other and a second sheet portion a1 vertically connected to each other. A window angle structure wall surface crack prevention member after the first seat portion a1 and the second seat portion a2 have a plurality of holes a3 including the seat portion a2 and the positioning rod a4 is inserted into the holes a3. A is nailed to the mold provided at the corner of the window frame, concrete is poured to cover the window angle structure wall surface crack prevention member a and installed inside the wall, and when an earthquake or the like occurs, the corner of the window frame The stress generated on the wall surface prevented the wall from cracking.

However, in view of the drawbacks that the positioning rod a4 comes off due to vibration when the positioning rod a4 is nailed to the formwork when the "window angle structure wall surface crack prevention member" of Patent Document 1 is actually used, the present inventor of the present invention. Invented the "window corner wall surface crack prevention assembly fixing structure" of Patent Document 2.
As shown in FIG. 9, in the window angle wall surface crack prevention assembly fixing structure b, a plurality of positioning rods b2 are detachably inserted mainly in the crack prevention member b1, and the plurality of positioning rods b2 are bound by bands b3. Since the positioning rod b2 is tied and fixed by the band b3, it is possible to prevent the positioning rod b2 from dropping unexpectedly during mounting, and the worker can easily nail each positioning rod b2 into the formwork. You can stop it.

When the "window angle structure wall surface crack prevention member" of Patent Document 1 and the "window angle wall surface crack prevention assembly fixing structure" of Patent Document 2 are actually used, the crack prevention member b1 is mounted on the formwork as shown in FIG. When arranging the vertical reinforcing bars c along the circumference of the window frame, the worker first climbs to a high place with a ladder or the like, and then vertically fills the gap formed by the two fixing rods b4. In order to insert the facing reinforcing bar c from the top to the bottom, the worker had to hold the reinforcing bar c by hand and go up and down the ladder or the like. Therefore, the process of inserting and arranging a plurality of reinforcing bars c from the top to the bottom takes a lot of time and effort, and the construction efficiency at the site is low. Therefore, in view of this problem, the present inventor has invented the "door window angle wall surface crack prevention assembly structure" of Patent Document 3.
As shown in FIG. 11, this Patent Document 3 has a notch at a position where the first seat portion d11 and the second seat portion d12 of the crack prevention member d1 of the door window angle wall surface crack prevention assembly structure d are connected. d13 is formed, and the edges of the ends of the first sheet portion d11 and the second sheet portion d12 are formed with two fixing holes d14 adjacent to each other formed beside the notch d13, and two fixing holes are formed. A fixed rod d2 is inserted into the d14, respectively. A positioning hole d15 is formed in the bar arrangement section d5 jointly defined by the two fixing rods d2 inserted into the first seat portion d11 and the second seat portion d12, and the positioning rod d4 is provided in the positioning hole d15. It is movably inserted and fixed on the formwork.
See also FIG. As shown in FIG. 12, when the door window corner wall surface crack prevention assembly structure d is attached to the frame angle of the door frame / window frame e and the reinforcing bars f are arranged around the door frame / window frame e, the reinforcing bars f are the first. Since the outer sides of the seat portion d11 and the second seat portion d12 of 1 and the bar arrangement section d5 formed between the fixed rods d2 adjacent to each other can be directly arranged and brought into contact with the fixed rod d2. , Reinforcing bars f can be arranged quickly and easily, and the construction efficiency at the site can be greatly improved.

Further, in the "door window angle wall surface crack prevention assembly structure" of Patent Document 3 and the "window angle wall surface crack prevention assembly fixing structure" of Patent Document 2, the positioning rod b2 is bound by the band b3, so that the positioning rod b2 suddenly falls. However, since it takes a lot of construction time and cost to bind and fix a plurality of positioning rods b2 by the band b3, the present inventor considers this drawback and Patent Document 4 Invented the "door window corner wall surface crack prevention assembly structure (6)".
In Patent Document 4, as shown in FIG. 13, the door window angle wall surface crack prevention assembly structure g is formed by the rod wall of the positioning rod g3 and the positioning hole g2 inserted in the plurality of positioning holes g2 of the crack prevention member g1. Since the positioning rod g3 is in contact with the hole wall, when the positioning rod g3 is sequentially nailed to the formwork, the positioning rod g3 that has not yet been driven into the formwork is securely fixed on the crack prevention member g1. It can be prevented from falling off due to vibration and can be easily attached as well, and the process time and cost required for fixing the plurality of positioning rods b2 by the band b3 can be reduced.

After installing the "door window corner wall surface crack prevention assembly structure" of Patent Document 3, small cracks occur in the wall structure at the corners of the door frame / window frame and the coating layer on the surface thereof due to the action of seismic stress or the like. There was something. In the "door window corner wall surface crack prevention assembly structure (7)" of Patent Document 5, as shown in FIG. 14, the door window corner wall surface crack prevention assembly structure h is provided with a plurality of crack prevention members h1 at intervals. A fixed rod h2 is inserted into the fixed rod h2, two rigid sheets h31 of the rigid unit h3 are connected to both ends of the fixed rod h2, a vibration absorbing member h32 is provided between the two rigid sheets h31, and a plurality of vibration absorbing members h32 are provided. Since the rigid unit h3 is installed sideways over the notch of the crack prevention member h1, the tensile strength of the wall structure at the corners of the door frame / window frame is high, and the wall structure and the wall structure due to an earthquake or the like are present. Prevents small cracks in the coating layer on its surface.

After attaching the "door window angle wall surface crack prevention assembly structure" of Patent Document 3, as shown in FIG. 15, the concrete is solidified to form the wall structure i, and the door and window portions are drawn by the wall structure i. The door frame / window frame j was attached to the door / window, and the gap formed between the door / window was filled with mortar to form a slit k. However, when the seismic stress was transmitted to the slit k. , Small cracks may occur in the slit k and the coating layer on the surface thereof. Therefore, in view of such drawbacks, the present inventor has invented the "door window angle wall surface crack prevention assembly structure (8)" of Patent Document 6.
As shown in FIG. 16, in the door window corner wall surface crack prevention assembly structure m of Patent Document 6, a fixing rod m2 is inserted into a plurality of crack prevention members m1 provided at intervals, and the rigid unit m3 2 One strong sheet m31 is connected to both ends of the fixed rod m2, a vibration absorbing member m32 is provided between the two strong sheets m31, and a slit strong portion m33 is formed on each of the two strong sheets m31. As shown in FIG. 17, when the door window corner wall surface crack prevention assembly structure m is attached and used, the slit strengthening portion m33 is coupled to the slit k at the corner of the door frame / window frame j, and the slit of the strong unit m3. By installing the rigid portion m33, the tensile strength of the wall structure i and the slit k at the corner of the door frame / window frame j is increased, and the slit k and the paint layer at the corner of the door frame / window frame j due to an earthquake or the like. Prevents small cracks from forming.

As can be seen from the above-mentioned research and development process, the present inventor strives to actually use the product, find and improve the points that can be improved, and make the product easier to use and practical. I've done it. The present inventor has recently completed the present invention by developing a technique capable of further ensuring the connection between the crack prevention member of the product and the wall structure and increasing the strength and tensile strength of the wall structure. ..

Taiwan Patent No. I650468 Taiwan Utility Model Registration No. M582057 Taiwan Patent No. I695106 Gazette Taiwan Utility Model Registration No. M594053 Taiwan Utility Model Registration No. M592012 Gazette Taiwan Patent No. I708882

An object of the present invention is to provide a plurality of reinforced recesses on the surface of the crack prevention member to improve the adhesive performance and the coefficient of friction of the crack prevention member, and to enhance the strength and crack prevention performance of the wall structure to which the crack prevention member is bonded. , To provide a door window corner wall crack prevention assembly structure.

In order to solve the above problems, according to the first aspect of the present invention, a door window angle wall surface crack prevention assembly structure including a plurality of crack prevention members, a plurality of fixing rods, and at least one positioning rod. The crack prevention member is provided at a distance corresponding to each other, and has a first sheet portion arranged vertically and a second sheet portion arranged horizontally. The first sheet portion and the second sheet portion are vertically connected and integrally formed, and a notch is jointly formed on one side of the first sheet portion and the second sheet portion. Two fixing holes adjacent to each other are formed in the notched side portion of the end edge of the first seat portion and the second seat portion, and the fixing rod is formed of the crack prevention member. The first seat portion and the second seat portion are respectively inserted into the corresponding two fixing holes, and the first seat portion has two rods that pass vertically through the two fixing rods. The vertical side lines of the above are formed, and two horizontal side lines that pass the two fixing rods in the horizontal direction are formed in the second sheet portion, and the two vertical side lines and the two lines are formed. The lateral side line of the above jointly surrounds the first seat portion and the end edge of the second seat portion to form a working section, and the working section has at least one positioning hole, and the working section has at least one positioning hole. The positioning rods are respectively inserted into the corresponding positioning holes of the crack prevention member and are fixed on the mold, and the surface of the crack prevention member is characterized by forming a plurality of reinforced recesses. To provide a door window corner wall crack prevention assembly structure.

In the door window corner wall surface crack prevention assembly structure of the present invention, when concrete flows on the surface of the crack prevention member, the concrete adheres to a plurality of reinforced recesses formed on the surface of the crack prevention member, and the concrete solidifies. By forming the wall structure, the adhesion area and the bond stability with the wall structure are greatly improved. For this reason, the structural strength and tensile strength of the reinforced concrete wall become high, and when an external force acts, the external force action is effectively reduced and dispersed, and the wall structure at the corners of the door frame / window frame and its surface thereof. It is possible to prevent cracks from occurring in the coating layer of the door.

It is an exploded perspective view which shows the door window corner wall surface crack prevention assembly structure which concerns on one Embodiment of this invention. A front view showing a door window angle wall surface crack prevention assembly structure according to an embodiment of the present invention ((A) has a rectangular reinforced recess, (B) has a triangular reinforced recess, and (C) has a reinforced recess. The recess is a single letter, in (D) the reinforced recess is circular, and in (E) the reinforced recess is polygonal such as a hexagon). It is a front view which shows the door window corner wall surface crack prevention assembly structure which concerns on another Embodiment of this invention. It is explanatory drawing of the use state when the door window corner wall surface crack prevention assembly structure which concerns on one Embodiment of this invention is attached to a door frame and a window frame. It is a perspective view of the use state when the door window angle wall surface crack prevention assembly structure which concerns on one Embodiment of this invention is attached to a reinforcing bar. It is a top view of the use state when the door window angle wall surface crack prevention assembly structure which concerns on one Embodiment of this invention is attached to a reinforcing bar. It is explanatory drawing which shows the state which covered the door window corner wall surface crack prevention assembly structure which concerns on one Embodiment of this invention with a wall structure. It is a perspective view which shows the conventional window angle structure wall surface crack prevention member. It is a perspective view which shows the conventional window angle wall surface crack prevention assembly fixing structure. It is explanatory drawing of the use state when the conventional window angle wall surface crack prevention assembly fixing structure is attached to a reinforcing bar. It is an exploded perspective view which shows the conventional door window corner wall surface crack prevention assembly structure. It is a perspective view of the use state when the conventional door window corner wall surface crack prevention assembly structure is attached to a reinforcing bar. It is a perspective view which shows the other conventional door window corner wall surface crack prevention assembly structure. It is a perspective view which shows the other conventional door window corner wall surface crack prevention assembly structure. It is explanatory drawing of the state in which the crack occurred in the corner wall surface of the conventional door frame / window frame. It is a perspective view which shows the other conventional door window corner wall surface crack prevention assembly structure. It is explanatory drawing of the mounting state of another conventional door window corner wall surface crack prevention assembly structure.

First, refer to FIG. As shown in FIG. 1, the door window angle wall surface crack prevention assembly structure according to the embodiment of the present invention comprises at least a plurality of crack prevention members 1, a plurality of fixing rods 2, and at least one positioning rod 3. It is composed.

The plurality of crack prevention members 1 are provided at intervals corresponding to each other, and the first sheet portion 11 arranged in the vertical direction and the second sheet portion 12 arranged in the horizontal direction are provided. Have. The first sheet portion 11 and the second sheet portion 12 are vertically connected and integrally formed in an L shape, and a right angle shape is formed on one side of the first sheet portion 11 and the second sheet portion 12. The notch 13 is jointly formed, and the notch 13 side portions of the end edges 111 and 121 of the first sheet portion 11 and the second sheet portion 12 are provided with each other in the longitudinal direction of the end edges 111 and 121. Two adjacent fixing holes 14 are formed, and the fixing holes 14 are located at the corners beside the notch 13.

The plurality of fixing rods 2 have the fixing rods inserted into the corresponding two fixing holes 14 of the first seat portion 11 and the second seat portion 12 of the plurality of crack prevention members 1, respectively, and the first seat portion. Two virtual vertical side lines 151 that pass through the two fixed rods 2 in the vertical direction are formed in 11, and two lines that pass through the two fixed rods 2 in the horizontal direction are formed in the second seat portion 12. The virtual horizontal edge line 152 of the above is formed. The two vertical side lines 151 and the two horizontal side lines 152 jointly surround the first sheet portion 11 and the end edges 111 and 121 of the second sheet portion 12 to form a working section 16. The working section 16 has at least one positioning hole 17.

At least one positioning rod 3 is inserted into the corresponding positioning holes 17 of the plurality of crack prevention members 1. The positioning rod 3 is an iron nail, and sharp ends 31 and stopper ends 32 are provided at both ends of the positioning rod 3, respectively. In the door window angle wall surface crack prevention assembly structure according to the present embodiment, a plurality of positioning holes 17 and at least one fixing hole 14 are formed in the working section 16 of the crack preventing member 1, and the working section 16 of the plurality of crack preventing members 1 is formed. A positioning rod 3 is inserted into each of the corresponding positioning holes 17, and the rod wall of the positioning rod 3 is brought into contact with the hole wall of the positioning hole 17 and fixed to the corresponding fixing holes 14 of the plurality of crack prevention members 1. Insert the rod 2 (see FIG. 2).
Hereinafter, the features of the present invention will be described.

On the surface of the crack prevention member 1, a plurality of groove portions 18 are formed at intervals, convex ribs 19 are provided between two groove portions 18 adjacent to each other, and the plurality of groove portions 18 and the plurality of convex ribs 19 have an inclination angle. A plurality of through holes 181 are formed in the longitudinal direction of the groove portion 18, and a plurality of reinforcing recesses 191 are formed in the longitudinal direction of the convex rib 19. In order to improve the adhesive performance and friction coefficient of the crack prevention member 1, the shape of the reinforced recess 191 is one of a rectangle, a triangle, a single letter, a circle, and a polygon ((A), (B) in FIG. 2). (C), (D) and (E)), or a combination thereof (see FIG. 3).

See also FIG. As shown in FIG. 4, when the door window corner wall surface crack prevention assembly structure of the present embodiment is installed outside the frame angle of the door frame 41 or the window frame 42 when actually used, the crack prevention member 1 of the present embodiment can be used. The notch 13 corresponds to the frame angle position of the door frame 41 and the window frame 42. One end of the fixing rod 2 is brought into contact with the formwork 5, the sharp ends 31 of the plurality of positioning rods 3 are inserted into the formwork 5, and the worker holds a striking tool such as a hammer by hand to obtain the positioning rod 3. The stopper ends 32 are sequentially driven in, and the sharp end 31 of the positioning rod 3 is driven into the mold 5 to be fixed. Then, in the present invention, since the rod wall of the positioning rod 3 comes into contact with the hole wall of the positioning hole 17, the positioning rod 3 inserted in the positioning hole 17 is maintained, and the other positioning rods 3 are hit and fixed. It is possible to prevent the product from falling off due to the vibration generated during the operation. Therefore, the present invention can be easily attached.

When the door window corner wall surface crack prevention assembly structure of the present embodiment is nailed onto the formwork 5 and fixed to the frame angle of the door frame 41 / window frame 42, the door frame 41. A plurality of reinforcing bars 6 are arranged vertically and horizontally around the window frame 42.
In the actual construction, the vertical reinforcing bar 61 and the horizontal reinforcing bar 62 are the first sheet portion 11 from the outer sides 112 and 122 of the first sheet portion 11 and the second sheet portion 12 of the crack prevention member 1. And, the reinforcing bars are directly arranged in the reinforcing bars 21 formed between the outer sides 112 and 122 of the second sheet portion 12 and the fixed rods 2 adjacent to each other. Then, the vertical reinforcing bars 61 and the horizontal reinforcing bars 62 are brought into contact with the fixing rods 2 adjacent to the outer sides 112 and 122 of the first seat portion 11 and the second seat portion 12, so that the reinforcing bars 6 are arranged. It can be done easily. Therefore, unlike the conventional technique, the worker does not have to go up and down to a high place with a ladder or the like, eliminates the trouble of inserting the reinforcing bar 6 from the top to the bottom, and eliminates the trouble of inserting the reinforcing bar 6 from the top to the bottom, and eliminates the trouble of inserting the reinforcing bar 6 from the top to the bottom. Can be bound by a wire to fix a plurality of reinforcing bars 6.

After that, when ready-mixed concrete is injected into the space surrounded by the formwork 5, the liquid concrete flows smoothly between the plurality of crack prevention members 1 through the plurality of through holes 181 of the crack prevention member 1, and the concrete. Completely covers the surface of each crack prevention member 1. When the surface of the crack prevention member 1 is covered with concrete, concrete is filled and adhered to the plurality of reinforced recesses 191 formed on the surface of the crack prevention member 1.
As shown in FIG. 7, when the concrete is solidified and the wall structure 7 is formed, a plurality of convex columns 71 to be incorporated corresponding to the reinforced recesses 191 of the crack prevention member 1 are formed in the wall structure 7. Therefore, the adhesion area and bond stability between the crack prevention member 1 of the present invention and the wall structure can be significantly improved. Therefore, the wall structure 7 can prevent the crack prevention member 1 of the present invention from being displaced or separated.
In this way, even if the reinforced concrete (RC) wall is subjected to external force action such as shaking due to an earthquake or expansion / contraction due to heat, and stress is generated on the wall surface at the corner of the door frame 41 / window frame 42, the door frame 41. Since the wall structure 7 at the corner of the window frame 42 is securely coupled to the present invention, the strength and tensile strength of the wall structure 7 are significantly improved, and the corner of the door frame 41 / window frame 42 is significantly improved. It is possible to significantly reduce and disperse the stress action transmitted to the door frame 41 and the window frame 42, and prevent cracks from being generated in the wall structure 7 at the corners of the door frame 41 and the window frame 42 and the coating layer on the surface thereof.

<Invention>
1 Crack prevention member 2 Fixing rod 3 Positioning rod 5 Formwork 6 Reinforcing bar 7 Wall structure 11 First sheet part 12 Second sheet part 13 Notch 14 Fixing hole 16 Working section 17 Positioning hole 18 Groove part 19 Convex rib 21 arrangement Reinforcing bar section 31 Sharp end 32 Stopper end 41 Door frame 42 Window frame 61 Vertical reinforcing bar 62 Horizontal reinforcing bar 71 Convex pillar 111 End edge 112 Outer side 121 End edge 122 Outer side 151 Vertical side line 152 Horizontal side line 181 Through hole 191 Reinforcing recess <Prior art>
a window angle structure wall surface crack prevention member a1 first sheet part a2 second sheet part a3 hole a4 positioning rod b window angle wall surface crack prevention assembly fixing structure b1 crack prevention member b2 positioning rod b3 band b4 fixing rod c vertical reinforcing bar d Door window corner wall surface crack prevention assembly structure d1 crack prevention member d2 fixing rod d3 work space d4 positioning rod d5 bar arrangement section d11 first sheet part d12 second sheet part d13 notch d14 fixing hole d15 positioning hole e window frame f Reinforcing bar g Door window corner wall surface crack prevention assembly structure g1 Crack prevention member g2 Positioning hole g3 Positioning rod h Door window corner wall surface crack prevention assembly structure h1 Crack prevention member h2 Fixing rod h3 Rigid unit h31 Rigid sheet h32 Vibration absorbing member i Wall structure Body j Window frame k Slit m Door window Corner wall surface Crack prevention assembly structure m1 Crack prevention member m2 Fixed rod m3 Strong unit m31 Strong sheet m32 Vibration absorption member m33 Slit strong part

Claims (3)

A door window corner wall crack prevention assembly structure comprising a plurality of crack prevention members, a plurality of fixing rods, and at least one positioning rod.
The crack prevention member is provided at a distance corresponding to each other, and has a first sheet portion arranged vertically and a second sheet portion arranged horizontally. The first sheet portion and the second sheet portion are vertically connected and integrally molded, and notches are jointly formed on one side of the first sheet portion and the second sheet portion. Two fixing holes adjacent to each other are formed on the notched side of the end edge of the first sheet portion and the second sheet portion.
The fixing rod is inserted into each of the two corresponding fixing holes of the first sheet portion and the second sheet portion of the crack prevention member, and the first sheet portion has two of the above. Two vertical side lines that pass through the fixed rod in the vertical direction are formed, and two horizontal side lines that pass the two fixed rods in the horizontal direction are formed in the second sheet portion. The vertical side line of the book and the two horizontal side lines jointly surround the first sheet portion and the end edge of the second sheet portion to form a working section, and the working section is formed by the working section. It has at least one positioning hole and
The positioning rods are respectively inserted into the corresponding positioning holes of the crack prevention member and fixed on the formwork.
A plurality of reinforced recesses are formed on the surface of the crack prevention member.
Door window corner wall crack prevention assembly structure. The door window corner wall surface crack prevention assembly according to claim 1, wherein the shape of the reinforced recess of the crack prevention member is any of a rectangle, a triangle, a single letter shape, a circle, a polygonal shape, and a combination thereof. structure. A plurality of grooves are formed on the surface of the crack prevention member at intervals, convex ribs are provided between the two adjacent grooves, and reinforcing recesses are formed on the convex ribs. The door window corner wall surface crack prevention assembly structure according to claim 1.

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