JP2001132222A - Sealing tool and sealing method for joint using the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a sealing tool, in which management and maintenance are facilitated by decreasing the number of working jigs and by which high-place works can be smoothed and facilitated, and the sealing method for a joint using the sealing tool. SOLUTION: A reel 3, a on which a flexible preformed sealing material 1 is wound, is supported pivotally at the terminal section of a handle 4, the first and second feed rollers 10, 13 elastically pinching the preformed sealing material 1 extracted from the reel 3 are disposed to a mounting plate 8 at the front and section of the handle 4, a pressure roller 7 is supported pivotally to the mounting plate 8 of the handle 4 and the pressure roller 17 is positioned on the section side fronter than the first and second feed rollers 10, 13. The first blade 18 positioned among the first and second feed rollers 10, 13 and the pressure roller 17 is supported rotatably at the front end section of the handle 4 while the second blade 19 contacted with or separated from the first blade 18 is supported rotatably by rocking operation, and a guide piece 24 guiding the preformed sealing material 1 near the lower section of the pressure roller 7 is screwed to the mounting plate 8 of the handle 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sealing tool for sealing joints and the like of a building and a joint sealing method using the same.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG.
In the case of sealing the joint 31 of 0, as shown in FIG. 10, first, the construction surface of the outer wall 30 is cleaned with a cloth 32 (see FIG. 10A), and a primer is applied as necessary (see FIG. 10A). 1
0 (b)), crimp the linear shaped sealing material 1 along the joints 31 of the outer wall 30 (see FIG. 10 (c)), and pinch the extra fixed sealing material 1 protruding from the joints 31 (not shown). Disconnect with Then, the carrier film 2 is peeled off from the fixed sealing material 1 and the surface of the fixed sealing material 1 is pressed by a pressing tool 33 to finish (FIG. 10).
(See FIG. 10D), the protruding fixed sealing material 1 is removed with a spatula 34, and the construction surface of the outer wall 30 is cleaned (see FIG. 10E).
Thereafter, the fixed sealing material 1 is left to cure for a predetermined time so as not to be damaged, and the joint 31 of the outer wall 30 is sealed.

[0003]

The conventional outer wall 30
The joint 31 is sealed as described above, and requires a separate fixed sealing material 1, a pinch, a pressing tool 33, and the like at the time of work, so that the number of construction jigs is large, and the management and storage thereof become quite complicated. There is a problem. Furthermore, there is a difficulty in working on the scaffolding because the work must be performed with both hands.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has a sealing tool capable of reducing the number of construction jigs, facilitating the management and storage thereof, and facilitating and facilitating work at a high place. It is an object of the present invention to provide a joint sealing method using this.

[0005]

According to the first aspect of the present invention, in order to achieve the above-mentioned object, a linear shaped sealing material is drawn from a reel and sealed, and the reel can be rotated by a handle. At the tip of the handle, at least a pair of feeding rollers sandwiching the fixed sealing material drawn from the reel are supported, and at the tip of the handle, a pressure roller is supported, and the pressure roller is connected to the pair of rollers. A first blade located between the pair of feed rollers and the pressure roller is attached to the tip of the handle at a position closer to the tip than the feed roller, and the tip of the handle is rotated by a rotating operation. The first blade supports a second blade that comes into contact with and separates from the first blade.
It is characterized in that cutting is performed with the above-mentioned fixed sealing material interposed between the second blades.

It is preferable that a plurality of grooves are arranged in the circumferential direction on the outer peripheral surface of one of the pair of feed rollers. Further, a guide may be provided at a tip portion of the handle, for guiding the fixed sealing material that has passed between the first and second blades to a position near the pressure roller.

According to a fourth aspect of the present invention, there is provided a method of sealing a joint of a building using the sealing tool according to the first aspect of the present invention. It is characterized in that the sealing material is fed out, the fixed sealing material is adhered while being pressed by the pressure roller along the joint of the building, and the second fixed blade is rotated to cut off the excess fixed sealing material. .

[0008] Here, the fixed sealing material in the claims is a continuous filament, in other words, in the case of a string shape, the size, thickness, dimensions, etc. can be appropriately changed. The presence or absence of the film is not particularly limited. There are various types of the fixed sealing material such as a heat curing type and a room temperature curing type, but any type may be used. In addition, the building includes a building, a hall, a hall, a house, and the like. The joint of the building may be provided on any of the inner and outer walls. Joints include both vertical joints and horizontal joints. In addition, the sealing tool is mainly used for sealing joints, but can be appropriately used, for example, for fixing a building panel to a ridge. Furthermore, adhesion includes adhesion and adhesion.

According to the first or fourth aspect of the present invention, the fixed sealing material, the pressure roller, and the first and second blades are integrated, so that the number of jigs such as pinching can be reduced. In addition, since the standard sealing material can be pressed against the surface to be adhered with one hand, sealed, cut, etc., not only low-place work but also high-place work can be facilitated, and workability can be improved. Can be.

According to the second aspect of the present invention, the fixed sealing material pulled out from the reel is fed by the one feeding roller in the direction toward the tip of the handle, in other words, only in one direction. It is possible to effectively prevent the operation from being delayed and interrupted. According to the third aspect of the present invention, since the guide guides the fixed-shaped sealing material near the peripheral surface of the pressure roller,
The fixed-shaped sealing material does not largely separate from the peripheral surface of the pressure roller and is not fed out to a location other than a predetermined location.
Therefore, the pressure roller can be easily pressed against the standard sealing material.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of the present invention will be described below with reference to the drawings. As shown in FIGS. 1 reel 3 wound with 1 handle 4
The first and second feeding rollers 10 and 13 for resiliently holding the fixed sealing material 1 pulled out from the reel 3 on the mounting plate 8 of the handle 4 are provided.
The pressure roller 17 is supported by the mounting plate 8 of the handle 4 so that the pressure roller 17 is first and second feeding rollers 10.
13 and a first blade 18 located between the first and second feed-out rollers 10 and 13 and the pressure roller 17 is pivotally supported at the distal end of the handle 4. The second blade 1 that comes into contact with and separates from the first blade 18 by a swing operation
A guide piece 24 for guiding the fixed sealing material 1 to the vicinity of the lower peripheral surface of the pressure roller 17 is screwed to the mounting plate 8 of the handle 4.

The fixed sealing material 1 is made of, for example, uncured high molecular weight silicone rubber having excellent durability, heat resistance, cold resistance, oil resistance, solvent resistance, chemical resistance, weather resistance and the like. It is extruded into a filament with a rectangular cross section. The fixed sealing material 1 has a certain degree of adhesiveness, and a transparent carrier film 2 is removably adhered to the surface as shown in FIGS. As such a fixed sealing material 1, for example, Polymer Ace (trade name: manufactured by Shin-Etsu Polymer Co., Ltd.), which is a reactive adhesive silicone rubber, may be mentioned.

As shown in FIGS. 5 and 6, etc., the handle 4 is formed into a rectangular pipe using aluminum or the like which is easy to process, and has a mechanical property or the like at its upstream end. A support shaft 5 made of a slippery member such as Duracon (a product name of a copolymer-based polyacetal (Polyplastics Co., Ltd.), the same applies hereinafter) excellent in processability, polyethylene, polypropylene, etc. is screwed horizontally in one direction. With
The rotatable free end of the support shaft 5 is fitted with and supported by a washer 6 made of metal or the like, and the center of the reel 3 is detachably stable between the free end of the support shaft 5 and the washer 6. It is inserted and supported. The handle 4 has a mounting shaft 7 axially supported in the direction of the distal end portion through a cylindrical bearing inside a distal end portion which is a downstream portion, and a mounting plate 8 having a substantially inverted L-shaped cross section at one end in the distal end portion. The mounting plate 8 has a vertically extending rectangular opening 9 formed on one side of the hanging surface of the mounting plate 8.

As shown in FIGS. 1, 2 and 4, etc., the first feeding roller 10 is formed by using a Duracon or the like (described above), and is provided at one end of the mounting plate 8 at the end. It is rotatably supported below via a shaft. The first feeding roller 10 includes a cylindrical body that is a main body,
At both ends of the outer peripheral surface of the cylindrical body, enlarged diameter portions 11 are formed by bulging, and a gap 12 between the pair of enlarged diameter portions 11 is fed out in a guide state in which the fixed sealing material 1 is sandwiched. I do. The second feeding roller 13 is formed using brass or the like having excellent ductility and malleability, and is rotatably supported via a rocking plate 14 above a distal end of one side of the mounting plate 8. .

As shown in FIG. 1, the second feeding roller 13 has a knurled structure in which a plurality of grooves 15 extending in the axial direction are provided on the outer peripheral surface thereof and is drawn out from the reel 3. The fixed sealing material 1 is brought into contact with the fixed sealing material 1 via the carrier film 2 and is fed out only in the direction of the leading end, thereby preventing the fixed sealing material 1 from returning in the reel 3 direction. An urging spring 16 composed of a torsion spring is interposed between the swinging plate 14 and the mounting plate 8, and the urging spring 1 is
6 causes the swinging plate 14, in other words, the second feed roller 13 to resiliently come into contact with the standard sealing material 1 when in use, and causes the lower feed roller 10 to rebound elastically when not in use. Contact.

As shown in FIGS. 1 to 5, the pressure roller 17 is formed by using a Duracon or the like (described above), and is rotatably supported via a shaft at the foremost end of one side of the mounting plate 8. Have been. Crimping roller 17 having such a configuration
As shown in FIG. 1, the first and second feeding rollers 1
It is used for crimping of the tip of the fixed-form sealing material 1 fed out from 0.13.

As shown in FIGS. 2 to 5, the first blade 18 is formed in an elongated plate shape using various metals. The first blade 18 is rotatably fitted at its distal end to the mounting shaft 7 of the handle 4 and loosely fits through the opening 9 of the mounting plate 8. It is disposed obliquely between the second feed rollers 10 and 13 and the pressure roller 17. The second blade 19, as clearly shown in FIG.
It is formed in an elongated plate shape using various metals, and is fitted to and supported by the mounting shaft 7 of the handle 4 via a swing plate 22.

The second blade 19 has its distal end welded to the swinging plate 22 and loosely fits into the through-hole 9 of the mounting plate 8, and its distal end has a first and a second feed roller 10.
13 is disposed obliquely between the pressure roller 13 and the pressure roller 17.
A return spring 20 formed of a torsion spring is stretched between the second blade 19 and the lower first blade 18 via a fastener, and a distal end portion thereof comes into sliding contact with the blade portion of the first blade 18. A substantially L-shaped spring wire 21 is screwed via a fastener, and functions to cut the fixed sealing material 1 between the first blade 18 and the first blade 18. The swing plate 22 is formed by bending using various metals, and is supported by the mounting shaft 7 of the handle 4 so that the end of a manual operation lever 23 is fastened to an upright arm on the other side. The shaft is integrally supported through a tool.

Further, the guide piece 24 is shown in FIGS.
As shown in the figure, the metal is bent in a substantially inverted L-shaped cross section using various metals. Then, it is screwed to one side of the mounting plate 8 and is positioned obliquely downward between the pressure roller 17 and the second blade 19 so as to guide the fixed-shaped sealing material 1 to the vicinity of the lower peripheral surface of the pressure roller 17. Function.

In the above structure, when sealing the joint 31 of the outer wall 30 of a building or the like, first, the construction surface of the outer wall 30 is cleaned, and then a primer is applied to the joint 31 as necessary. When cleaning, use a brush or cloth 32
It is advisable to remove oil and dust on the surface by wiping with a cloth soaked with a cleaning solution. After the cleaning and the primer treatment, the reel 3 taken out of the cooler box or the like is fitted into the support shaft 5 of the sealing tool and assembled in the state shown in FIGS. 24, the standard sealing material 1 is fed without peeling the carrier film 2.

In this operation, the fixed sealing material 1 may be picked out with a finger and fed out, or the second feeding roller 13 may be turned to be fed out. Further, since the swinging plate 14 swings in accordance with the feeding of the fixed sealing material 1, the fixed sealing material 1 can be fed smoothly. Further, since the spring wire 21 is interposed between the open ends of the first blade 18 and the second blade 19, the first and second blades 18, 19 are provided.
The standard sealing material 1 does not come off from one side in the direction of one side.

Next, as shown in FIG. 1, the fixed sealing material 1 is pressed and adhered along the joint 31 of the outer wall 30 from above the carrier film 2 with the pressing roller 17 so as to be sealed, and the joint 31 is sealed. At this time, if the pressing is performed by the pressing roller 17, the fixed sealing material 1 can be sufficiently pressed. However, if necessary, the fixed sealing material 1 of the joint 31 is pressed again from above the carrier film 2 by the pressing roller 17. Just do it. After the joints 31 are sealed, a swing operation is performed to raise the operation lever 23 so that the fixed-size sealing material 1 has a predetermined length (see an arrow in FIG. 3).
Then, the excess regular sealing material 1 on the reel 3 side which protrudes from the joint 31 is cut by the first blade 18 and the second blade 19,
The operation lever 23 is pivotally returned by the return spring 20 which is bent by releasing the finger, and the closed first and second blades 18 and 19 are separated from the original open state.

Then, the carrier film 2 is peeled off from the fixed sealing material 1, and the surface of the fixed sealing material 1 is pressed by a pressure roller 17 to finish the surface.
The fixed sealing material 1 protruding from the joint 31 is spatula 34
If the surface of the outer wall 30 is cleaned by removing it with a brush or the like, and then left to cure for a predetermined time (for example, about 3 days to 1 week) so that the fixed sealing material 1 is not damaged, the joint of the outer wall 30 is obtained. 31 can be sealed to enhance the wall design. In an environment where the joints 31 are easily contaminated, the carrier film 2 may be peeled off after curing. If there are burrs, the carrier film 2 may be peeled off and deburred.

According to the above configuration, the fixed sealing material 1, the pressure roller 17, and the first blade 18 and the second blade 19 are integrally provided on the handle 4 for multifunctional and versatile use. The number of jigs can be reduced, and the management and storage of sealing tools and construction jigs can be extremely easy. In addition, since the work can be performed with one hand, the body of the user can be supported by holding the pipe of the scaffold with the remaining hand or touching the outer wall 30 with the hand. Therefore, work on a scaffold or the like is greatly facilitated, and safety, workability, and workability can be significantly improved. Further, since the second feeding roller 13 for bringing the plurality of grooves 15 into contact with the standard sealing material 1 has substantially the same function as a one-way clutch, the standard sealing material 1 is cut by the first and second blades 18 and 19. Even
The standard sealing material 1 does not return in the direction of the reel 3 and does not come off the first and second feeding rollers 10 and 13.

Further, since the fixed sealing material 1 is used, simplification and speeding up of the sealing work can be greatly expected. Further, since the silicone-based fixed sealing material 1 is used, high adhesive strength and material strength can be obtained. Furthermore, since the stress and displacement can be absorbed by rubber elasticity, a long-term water stopping function can be obtained very easily. Furthermore, since high molecular weight silicone rubber is employed, contaminants can be significantly reduced.

Note that the sealing tool of the above embodiment is
It can be used upside down, sideways, or the like, depending on the mode of use or need. In addition, if possible, a fixed sealing material 1 made of rubber other than silicone rubber may be used as appropriate. In addition, the first and second feeding rollers 10
13 may be arranged upside down. Guide rollers other than the first and second feeding rollers 10 and 13 can be appropriately attached. In addition, the first and second blades 18.1
9 can also be arranged upside down. Alternatively, the end of the first blade 18 may be fixed to the mounting shaft 7 of the handle 4 so that the through-hole 9 of the mounting plate 8 may be loosely fitted. further,
Guides other than the guide pieces 24 can be appropriately attached. Furthermore, the guide piece 24 may be omitted as long as the standard sealing material 1 can be fed out near the peripheral surface of the pressure roller 17.

[0027]

As described above, according to the first or fourth aspect of the invention, the reel is rotatably supported by the handle, and at least one pair of the distal end of the handle with the fixed sealing material drawn out from the reel is sandwiched. The feed roller is supported, and the pressure roller is supported at the tip of the handle, and the pressure roller is positioned closer to the tip than the pair of feed rollers, and the tip of the handle is located between the pair of feed roller and the pressure roller. Along with attaching the first blade located, the tip of the handle supports a second blade that comes into contact with and separates from the first blade by a rotation operation, and a fixed-shaped sealing material is sandwiched between the first and second blades. In this case, the number of jigs is reduced, and the management and storage of the jigs are facilitated. Further, it is possible to achieve smooth and easy work at a high place.

[Brief description of the drawings]

FIG. 1 is a perspective explanatory view showing an embodiment of a sealing tool and a joint sealing method using the same according to the present invention.

FIG. 2 is a perspective explanatory view showing an embodiment of the sealing tool according to the present invention.

FIG. 3 is a front view showing an embodiment of the sealing tool according to the present invention.

FIG. 4 is a perspective explanatory view showing a state without a reel in the embodiment of the sealing tool according to the present invention.

FIG. 5 is a plan view showing an embodiment of the sealing tool according to the present invention.

FIG. 6 is a plan view showing a handle and a mounting plate in the embodiment of the sealing tool according to the present invention.

FIG. 7 is an explanatory perspective view showing a reel around which a fixed-shaped sealing material is wound in the embodiment of the sealing tool according to the present invention.

FIG. 8 is a perspective explanatory view showing a standard sealing material in the embodiment of the sealing tool according to the present invention.

FIG. 9 is an explanatory perspective view showing joints of an outer wall.

FIGS. 10A and 10B are explanatory views showing a conventional joint sealing method. FIG. 10A is a perspective view showing a state in which a construction surface of an outer wall is cleaned with a cloth, and FIG. 10B is a perspective view showing a state in which a primer is applied. , (C) is a perspective view showing a state in which a standard sealing material is crimped to the joint of the outer wall, (d) is a perspective view showing a state in which the standard sealing material is crimped with a pressing tool, and (e) is an outer wall. It is a perspective view which shows the state which cleans the construction surface of.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Standard sealing material 2 Carrier film 3 Reel 4 Handle 7 Mounting shaft 8 Mounting plate 10 First feeding roller (feeding roller) 13 Second feeding roller (one feeding roller) 14 Rocking plate 15 Groove 17 Pressure roller 18 One blade 19 Second blade 24 Guide piece (guide) 30 Outer wall 31 Joint

 ────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Nobuo Nakajima 5-17-5 Higashishinkoiwa, Katsushika-ku, Tokyo F-term (reference) 2E110 AB04 AB22 DD03 DD12

Claims (4)

[Claims] 1. A sealing tool for pulling out a linear shaped sealing material from a reel and sealing the reel, wherein the reel is rotatably supported by a handle, and the tip of the handle is the standard sealing drawn out from the reel. At least one pair of feed rollers sandwiching the material is supported, and a pressure roller is supported at the tip of the handle, and the pressure roller is positioned closer to the tip than the pair of feed rollers. A first blade positioned between the feeding roller and the pressure roller is attached, and a second blade which comes into contact with and separates from the first blade by a rotating operation is supported at the tip of the handle, and these first blades are supported. And a cutting tool, wherein the fixed sealing material is interposed between the second blades and cut. 2. The sealing tool according to claim 1, wherein a plurality of grooves are provided on an outer peripheral surface of one of the pair of feed rollers in the circumferential direction. 3. A sealing tool according to claim 1, wherein a guide is provided at a tip portion of the handle to guide the fixed-shaped sealing material passed between the first and second blades near the pressure roller. . 4. A method for sealing a joint of a building using the sealing tool according to claim 1, wherein the fixed sealing material is fed from the sealing tool, and the fixed sealing material is applied to the joint of the building. A method for sealing joints using a sealing tool, wherein the adhesive is adhered while being pressed by the pressure roller so as to follow, and the second blade is rotated to cut off excess regular sealing material.