JPH1026292A - Adhesive coating sheet for elbow cover - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the adhesive coating sheet for an elbow cover, which allows aluminum foil glass cloth to be very quickly, accurately and beautifully stuck and coated over the surface of an elbow cover only by sticking respective adhesive single pieces in order after the adhesive center part of the adhesive coating sheet has been stuck onto the back part center of the elbow cover, and folding the tip ends of the respective adhesive single pieces back to the inner surface side of the elbow cover so as to be stuck thereto. SOLUTION: This is a adhesive coating sheet 9 which sticks and coats aluminum foil glass cloth over the surface of an elbow cover, an aluminum foil glass cloth adhesive sheet is cut into a size which is a size larger than the surface area of the elbow cover, and each triangle slit 11 is cut and formed in a radial form from the circular center part 10 toward its circumference part in the aforesaid adhesive sheet in such a way that the adhesive sheet is formed out of a circular adhesive center part 10a, and of a plurality of adhesive single pieces 12 in a radial form.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[Industrial Application Field] The present invention relates to an adhesive coating sheet used to adhesively coat the surface of an elbow cover for covering a bent portion of a pipe with an aluminum foil glass cloth.
After adhering the adhesive central portion of the adhesive coating sheet to the center of the back of the elbow cover, each adhesive piece is sequentially adhered, and only the tip of each adhesive single piece is folded and adhered to the inner surface side of the elbow cover, very quickly, Also, an adhesive coating sheet for an elbow cover in which an aluminum foil glass cloth is adhesively coated on the surface of the elbow cover accurately and beautifully, an adhesive coating method for the elbow cover using the adhesive coating sheet, and an aluminum foil glass cloth adhesive coating elbow cover. Is provided.

[0002]

2. Description of the Related Art At present, various pipes such as air-conditioning pipes installed inside and outside a building are generally covered with a heat insulating material, a heat insulating material and the like. There are various types of insulation materials and the like for covering the pipe and various construction methods, and recently, a heat insulation cylinder is fitted around the outer circumference of the pipe.

[0003] The heat insulating cylinder is formed by coating (adhesive coating) the outer peripheral surface with an aluminum foil glass cloth adhesive sheet for fire resistance and heat resistance and reinforcement. The aluminum foil glass cloth adhesive sheet is a thick aluminum foil sheet. And a hessian cross-shaped glass fiber woven fabric laminated and coated with an adhesive. The adhesive is coated on the entire outer peripheral surface of the heat retaining cylinder.

However, when a heat insulating cylinder coated with an aluminum foil glass cloth is coated on a pipe, a bent part (elbow part, bend part) of the pipe is exposed only by the heat insulating cylinder. An elbow cover is attached to cover.

However, there is no elbow cover (eg, made of plastic) whose surface is covered with an aluminum foil glass cloth on the upper surface. The current situation is to stick the aluminum foil glass cloth adhesive tape.

At present, the adhesive coating of the aluminum foil glass cloth on the surface of the elbow cover is all performed manually.
For example, an aluminum foil glass cloth adhesive tape formed in the form of a narrow tape is cut one by one according to the length of the target adhesive part of the elbow cover, and while the side portions of the adjacent tapes are overlapped, they are successively adhered, In addition, the end of the tape is folded back to the inner side of the joint part and adhered, and the surface of the elbow cover is adhered and coated with aluminum foil glass cloth (see FIG. 7).

[0007] Therefore, there is a problem that the work requires a lot of labor and time, the work efficiency is low, the labor cost is high, and the product cost is high.

In addition, since all operations are performed manually,
Depending on the degree of skill, the precision of adhesion and the appearance of the finished product vary, and in particular, the product is finished with a large number of narrow tapes attached to it. There is a problem, and an effective solution has been strongly demanded.

Therefore, the present invention has effectively solved the above-mentioned conventional problems by means of the present invention.

[0010]

[Means to solve the problem]

"Adhesive coating sheet for elbow cover", that is, the present invention is an elbow cover used to cover a bent portion of a pipe, and has a short cylindrical joint portion opened in two directions following a spherical back portion and an arc-shaped abdomen. In the well-known elbow cover with the abdomen divided into two, a well-known aluminum foil glass cloth adhesive sheet in which aluminum foil and glass cloth are laminated, an adhesive is applied to the glass cloth side, and a release paper is adhered,

An adhesive coating sheet for adhesively coating the surface of the elbow cover with an aluminum foil glass cloth, wherein the aluminum foil glass cloth adhesive sheet is cut into a size slightly larger than the surface area of the elbow cover, and a circular center is formed. The problem is solved by an adhesive coating sheet of an elbow cover composed of a circular adhesive central portion and a plurality of radial adhesive single pieces provided by cutting a triangular slit radially from the portion toward the peripheral portion. .

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An elbow cover 1 (see FIG. 4) used to cover a bent portion 2a of a pipe 2 is provided with a short cylindrical joint 6 in two directions following a spherical back 4 and an arc-shaped abdomen 5. A well-known elbow cover 1 (see FIG. 5) in which the abdomen 5 is divided into two, an aluminum foil 7a and a glass cloth 7b are laminated, an adhesive 7c is applied to the glass cloth 7b side, and a release paper 7d is adhered. Well-known aluminum foil glass cloth adhesive sheet 7
(See FIG. 6)

An adhesive coating sheet 9 for adhesively coating the surface of the elbow cover 1 with aluminum foil glass cloths 7a and 7b, wherein the aluminum foil glass cloth adhesive sheet 7 has a size slightly larger than the surface area of the elbow cover 1. Into a triangular slit 11 radially from the circular central portion 10 toward the peripheral portion, and is composed of a circular adhesive central portion 10a and a plurality of radial adhesive single pieces 12.
The adhesive coating sheet 9 of the elbow cover is provided.

In the embodiment shown in FIG. 2, the aluminum foil glass cloth pressure-sensitive adhesive sheet 7 is cut into a beer barrel shape which is slightly larger than the surface area of the elbow cover 1 and a circular central portion 1 is formed.
A triangular slit 11 is cut radially from 0 to form a circular adhesive central portion 10a, and radial left and right adhesive single pieces 12a and upper and lower two adhesive single pieces 12b. Thus, an adhesive coating sheet 9 is provided.

The elbow cover 1 is mainly made of plastic, including the embodiment, but may be made of a sheet metal or any other material.

The adhesive coating sheet 9 has a beer barrel shape in the illustrated embodiment, a circular shape, an elliptical shape, a square shape, a rectangular shape, a shape substantially conforming to the developed shape of the elbow cover, and the like. Any shape and size that can be coated can be used.

Further, the size of the circle of the adhesive central portion 10 of the adhesive coating sheet 9 is adjusted according to the shape and the size of the elbow cover 1, and the shape, length and width of each adhesive single piece 12 are adjusted. Adjust and provide.

[0018]

[How to solve the problem]

"Adhesive coating method of elbow cover" The present invention is an elbow cover used to cover a bent portion of a pipe, and a short cylindrical joint portion is opened in two directions following a spherical back portion and an arc-shaped abdomen. In the well-known elbow cover with the abdomen divided into two, a well-known aluminum foil glass cloth adhesive sheet in which aluminum foil and glass cloth are laminated, an adhesive is applied to the glass cloth side, and a release paper is adhered,

The aluminum foil glass cloth pressure-sensitive adhesive sheet is cut into a size slightly larger than the surface area of the elbow cover, and triangular slits are radially cut from the center of the circle to the periphery to form a circular adhesive. Provide an adhesive coating sheet consisting of a central part and a plurality of radial adhesive single pieces,

After peeling off the release paper of the pressure-sensitive adhesive coated sheet, the central part of the pressure-sensitive adhesive is pressed against the center of the back of the elbow cover to adhere the adhesive sheet, and then the adhesive single pieces are overlapped with each other while partially overlapping the side edges thereof. From the center of the back to the joint or abdomen, the tip of each adhesive single piece is folded back to the inner side of the joint or the abdomen, and then adhesively coated with aluminum foil glass cloth on the surface of the elbow cover The problem has been solved by an adhesive coating method for an elbow cover.

[0021]

[Embodiment of the Method] The aluminum foil glass cloth pressure-sensitive adhesive sheet 9 is cut into a beer barrel shape that is slightly larger than the surface area of the elbow cover 1, and triangular slits 11 are cut radially from a circular central portion 10 to form a circular shape. Adhesive central portion 10a, radial left and right adhesive single pieces 12a and upper and lower
Adhesive coated sheet 9 consisting of two adhesive single pieces 12b
Is established,

Release paper 7d of the adhesive coating sheet 9
Is peeled off using, for example, a peeling cut line 7e cut in a circle at the center of the release paper 7d as a clue, and then the adhesive central portion 10a is pressed against the center of the back 4 of the elbow cover 1 to adhere. The left and right adhesive strips 12a sticking from the center of the back section 4 to the center of the joint section 6 are left, and the upper and lower adhesive strips 12b are sequentially arranged from the top or the bottom, leaving the joint section 6 from the center of the back section 4. Then, the adhesive is adhered to the arc-shaped abdomen 5 while overlapping a part of the sides thereof, and the tip of each adhesive single piece 12b is folded back to the joint 6 and the inner surface of the arc-shaped abdomen 5. Finally, the left and right adhesive single pieces 12a are adhered from the center of the back portion 10 toward the center of the joint portion 6, and the front ends thereof are folded back and adhered to the inner surface side of the joint portion 6, so that the surface of the elbow cover 1 is adhered. With aluminum foil glass cloth 7a, 7b In the a-stick coating method of the elbow cover.

In the above-described embodiment, for example, the order of adhesion to the elbow cover 1 for each of the adhesive single pieces 12a and 12b is set on the adhesive coating sheet 9 with the adhesive central portion 10a as the first order. After gluing the second adhesive central portion 10a to the center of the back portion 4 of the elbow cover 1, the adhesive single pieces 12a and 12b are glued in the order of the set numbers, and thus the aluminum foil glass cloths 7a and 7b are adhered to the surface of the elbow cover 1. If you make the adhesive coating
The adhesive coating can be performed extremely efficiently and with high precision without requiring the skill of an operator.

[Means to solve the problem]

"Aluminum Foil Glass Cloth Adhesive Coating Elbow Cover" Further, the present invention is an elbow cover used to cover a bent portion of a pipe, and has a two-way short cylindrical joint portion following a spherical back portion and an arc-shaped abdomen portion. In the well-known elbow cover with the abdomen divided into two, a well-known aluminum foil glass cloth adhesive sheet in which aluminum foil and glass cloth are laminated, an adhesive is applied to the glass cloth side, and a release paper is adhered,

The above-mentioned aluminum foil glass cloth adhesive sheet is cut to a size slightly larger than the surface area of the above-mentioned elbow cover, and triangular slits are cut radially from the center of the circle to the periphery to form a circular adhesive. Provide an adhesive coating sheet consisting of a central part and a plurality of radial adhesive single pieces,

An aluminum foil glass cloth adhesive-coated elbow cover, which is provided by applying an adhesive coating sheet on the surface of the elbow cover with the adhesive coating sheet,
It is a solution to the problem.

[0026]

[Embodiment of aluminum foil glass cloth adhesive coating elbow cover] The aluminum foil glass cloth adhesive sheet 9 is cut into a beer barrel shape that is slightly larger than the surface area of the elbow cover 1, and a triangular slit 1 is formed radially from a circular central portion 10.
1 is cut out to provide a circular adhesive central portion 10a, and a radial left and right adhesive coating sheet 9 composed of one left and right adhesive single piece 12a and two upper and lower adhesive single pieces 12b. ,

This is an aluminum foil glass cloth adhesive coated elbow cover in which the surface of the elbow cover 1 is coated with the adhesive coating sheet 9 by adhesive.

[0028]

The effect of adhesively coating the aluminum foil glass cloth 7a, 7b on the elbow cover 1 with the adhesive coating sheet 9 of the present invention is the same as that of the above-described method of the present invention.

The elbow cover 1 coated with the aluminum foil glass cloth is coated with the heat retaining cylinder 3 (the surface of which is coated with the aluminum foil glass cloth). Joints 6, 6
The end of the heat retaining tube 3 is inserted into the tube and the bent portion is covered, whereby the entire surface of the pipe is beautifully unified with an aluminum foil glass cloth coated with an adhesive coating on the heat retaining tube and the elbow cover, respectively. It is to be constructed in the state. (See Fig. 4)

[0030]

[Effect] After sticking the circular adhesive center part of the adhesive coating sheet to the center of the spherical back part of the elbow cover, the adhesive pieces are successively adhered, and the tip of each adhesive piece is folded back to the inner side, and the adhesive is extremely adhered. Quickly, accurately and beautifully,
There is an excellent effect that the surface of the elbow cover can be adhesively coated with aluminum foil glass cloth.

In particular, since the number of the adhesive single pieces is extremely small, the adhesive work can be performed easily and quickly, so that the conventional adhesive tape can be used while cutting a narrow aluminum foil glass cloth adhesive tape into the used dimensions. The work efficiency can be improved several times as much as the pressure-sensitive adhesive coating, and the finishing accuracy and appearance can be significantly improved.

In addition, as a result of the small number of the adhesive single pieces, the number of bonding lines that appear to the outside at the time of finishing the adhesive can be naturally reduced, and therefore, the durability against wind and rain, peeling over a long period of time, water intrusion, dust intrusion, etc. Excellent.

The worker can preliminarily memorize the adhesive order of each adhesive piece with the adhesive central portion of the adhesive coated sheet as the first order, or assign the adhesive order number to each adhesive piece, for example. Extremely efficient without the need for skill
Adhesive coating can be performed with high precision.

When the elbow cover 1 is attached to the bent portion of the pipe 2, the center of the spherical back portion 4, which is the most noticeable portion, is adhesively coated with a circular adhesive central portion 10a. A triangular slit 1 is formed around the center line connecting the joint portions 6 by an adhesive single piece 12a.
Since the adhesive coating is applied to a continuous surface state where one bonding line is not shown, the bonding lines of only three triangular slits 11 of the adhesive single piece 12b appear radially from the center of the back part 4 to the abdomen 5 direction. As a result, the finished product has a very beautiful appearance, and has an excellent feature that gives the viewer a functional and orderly good impression.

[Brief description of the drawings]

FIG. 1 is a front view of an elbow cover of an embodiment in which an adhesive coating sheet of the present invention is adhesively coated,
(B) is a plan view, (c) is a bottom view, and (d) is a right side.

FIG. 2 shows an embodiment of the pressure-sensitive adhesive coated sheet of the present invention.
(A) is a front view, (B) is a plan view, and (C) is a right side view.

FIG. 3 is a rear view of FIG. 2;

FIG. 4 is a partially cutaway front view in which an elbow cover on which the adhesive coating of the present invention is applied is attached to a bent portion of a pipe to which a heat retaining cylinder is fitted.

5A is a partially cutaway front view, FIG. 5B is a plan view, FIG. 5C is a bottom view, and FIG. 5D is a right side view of an example of an elbow cover.

6A is a partially enlarged front view of an aluminum foil glass cloth pressure-sensitive adhesive sheet, and FIG.

FIG. 7 shows a conventional example, in which an elbow cover is coated with a conventional adhesive coating tape, (a) is a front view, (b) is a plan view, (c) is a bottom view, and (d) is a right side view. .

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Elbow cover 2 Pipe (piping) 2a Bent part (elbow, bend, etc.) 3 Heat insulating cylinder 4 Back part 5 Abdominal part 6 Joint part 7 Aluminum foil glass cloth adhesive sheet 7a Aluminum foil 7b Glass cloth 7c Adhesive 7d Release paper 7e Release paper Cut line for peeling 8 Conventional adhesive coating tape 9 Adhesive coating sheet of the present invention 10 Central part 10a Adhesive central part 11 Triangular slit 12 Adhesive single piece 12a Left and right adhesive single pieces 12b Upper and lower adhesive single pieces

Claims (9)

[Claims] 1. An elbow cover for covering a bent portion of a pipe, the elbow cover comprising a spherical back portion and an arc-shaped abdomen.
A well-known elbow cover in which a short cylindrical joint is opened in the direction and the abdomen is divided into two parts, a well-known elbow cover with aluminum foil and glass cloth laminated, an adhesive applied to the glass cloth side, and a release paper attached An aluminum foil glass cloth adhesive sheet, which is an adhesive coating sheet for adhesively coating an aluminum foil glass cloth on the surface of the elbow cover, and cutting the aluminum foil glass cloth adhesive sheet to a size slightly larger than the surface area of the elbow cover. An adhesive coating sheet for an elbow cover, comprising a circular adhesive central portion and a plurality of radial adhesive single pieces provided by radially cutting a triangular slit from a circular central portion to a peripheral portion. 2. An aluminum foil glass cloth adhesive sheet is cut into a vial barrel shape which is slightly larger than the surface area of the elbow cover,
From the circular adhesive center, radial left and right adhesive single pieces and upper and lower two adhesive pieces each provided by cutting a triangular slit radially from the circular central part An adhesive coating sheet for an elbow cover according to claim 1. 3. The adhesive coating sheet for an elbow cover according to claim 1, wherein the material of the elbow cover is plastic, metal or the like. 4. The pressure-sensitive adhesive coating sheet may have a round, elliptical, square, rectangular, or a shape substantially conforming to the developed shape of the elbow cover, in addition to a beer barrel shape, or any other shape capable of adhesively coating the surface of the elbow cover without gaps. The pressure-sensitive adhesive coating sheet for an elbow cover according to claim 1, wherein the pressure-sensitive adhesive coating sheet is any size. 5. According to the shape and size of the elbow cover,
The pressure-sensitive adhesive coated sheet for an elbow cover according to claim 1, wherein the size of the circle at the center of the circular pressure-sensitive adhesive coated sheet is adjusted, and the shape, length and width of each pressure-sensitive adhesive piece are adjusted. 6. An elbow cover used to cover a bent portion of a pipe, wherein the elbow cover has a spherical back portion and an arc-shaped abdomen.
A well-known elbow cover in which a short cylindrical joint is opened in the direction and the abdomen is divided into two parts, a well-known elbow cover with aluminum foil and glass cloth laminated, an adhesive applied to the glass cloth side, and a release paper attached In the aluminum foil glass cloth pressure-sensitive adhesive sheet, the aluminum foil glass cloth pressure-sensitive adhesive sheet is cut into a size slightly larger than the surface area of the elbow cover, and triangular slits are radially cut from a circular central portion to a peripheral portion. Then, an adhesive coating sheet consisting of a circular adhesive central portion and a plurality of radial adhesive pieces is provided, and after peeling off the release paper of the adhesive coating sheet, the adhesive central portion is pressed against the center of the back of the elbow cover to adhere. Then, the adhesive pieces are adhered from the center of the back to the joint or abdomen while partially overlapping the sides thereof, and the tip of each adhesive piece is attached to the joint or the abdomen. And adhesive in wrapping the inner surface, with it, the aluminum foil glass cloth was such that the adhesive coated on the surface of the elbow cover, adhesive coating method of the elbow cover. 7. An adhesive sheet made of aluminum foil glass cloth is cut into a beer barrel shape that is slightly larger than the surface area of the elbow cover, and triangular slits are radially cut from a circular central portion. Each of the left and right adhesive single pieces and the upper and lower two adhesive single pieces are formed, an adhesive coating sheet is provided, and the release paper of the adhesive coating sheet is peeled off. Press the part against the center of the back of the elbow cover and stick it, then stick the left part from the center of the back to the center of the joint,
Leaving the right adhesive strip, the upper and lower adhesive strips are overlapped with each other from top to bottom in order from the center of the back to the joint and the arc-shaped abdomen. While sticking, the tip of each piece of adhesive is folded back to the inside of the joint and arc-shaped abdomen, and finally, the left and right pieces are adhered from the center of the back to the center of the joint. 7. The adhesive coating method for an elbow cover according to claim 6, wherein the tip of the elbow cover is folded back to the inner surface side of the joint portion and adhered, so that the surface of the elbow cover is adhesively coated with an aluminum foil glass cloth. 8. The adhesive coating sheet is set such that the center of the circular adhesive is the first and the order of sticking to the elbow cover is set for each piece of adhesive, and the first adhesive center is attached to the center of the back of the elbow cover. 7. The adhesive coating method for an elbow cover according to claim 6, wherein each of the adhesive pieces is adhered in the order of the set number, and the surface of the elbow cover is adhesively coated with an aluminum foil glass cloth. 9. An elbow cover used to cover a bent portion of a pipe, the elbow cover comprising a spherical back portion and an arc-shaped abdomen.
A well-known elbow cover in which a short cylindrical joint is opened in the direction and the abdomen is divided into two parts, a well-known elbow cover with aluminum foil and glass cloth laminated, an adhesive applied to the glass cloth side, and a release paper attached In the aluminum foil glass cloth pressure-sensitive adhesive sheet, the aluminum foil glass cloth pressure-sensitive adhesive sheet is cut into a size slightly larger than the surface area of the elbow cover, and triangular slits are radially cut from a circular central portion to a peripheral portion. An aluminum foil glass cloth adhesive coating elbow cover, provided with an adhesive coating sheet comprising a circular adhesive central portion and a plurality of radial adhesive single pieces, and adhesive coating the adhesive coating sheet on the surface of the elbow cover. .