JP2006015969A - Brush piece for washing brush for car washing machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a brush piece for a washing brush for car washing machine which has a high washability, and at the same time, leaves no places unwashed, damages no surface to be washed, and also, has a high durability. <P>SOLUTION: This brush piece for the washing brush is used for a car washing machine for automobile washing or vehicle washing. The brush piece for the washing brush is formed into a double structure comprising a non-woven fabric and polyurethane which is made porous with micro air bubbles. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a brush piece of a cleaning brush used in a car wash machine for cleaning dirt or the like adhering to a surface to be cleaned of an automobile or a vehicle.

  As for the brush pieces of the cleaning brush used in the car wash machine for cleaning dirt or the like adhering to the surface to be cleaned of an automobile or vehicle, various improvements are made according to the purpose of use, and synthetic resin fibers, cloth, Various cleaning brushes composed of brush pieces using a film, closed cell foam or the like have been proposed. By the way, synthetic resin fibers are characterized by good cleanability and little unwashed residue, but are easy to scratch the surface to be cleaned and have a loud sound during cleaning. Since the cloth is softly in contact with the surface to be cleaned, the surface to be cleaned is difficult to be damaged, but has a large amount of unwashed and is expensive. The film has the characteristics that the sound during cleaning is small and the surface to be cleaned is hard to be scratched, but the fluff is weak and the cleaning property is low. The closed-cell foam has a feature that it has good durability and hardly scratches the surface to be cleaned, but has a loud sound during cleaning.

  Conventional brush pieces have the characteristics as described above. In synthetic resin fibers, for example, as a bristle material for brushes, a resin composition containing a thermoplastic resin and a thermoplastic elastomer is disclosed in Japanese Patent Application Laid-Open No. Hei. 10-25619. The bristle material for brushes has a feature that a bristle material for brushes having high flexibility and high elastic retention is realized by blending a thermoplastic resin and a thermoplastic elastomer and molding the mixture.

  Moreover, in the cloth, for example, a cleaning body using a long-fiber nonwoven fabric is disclosed in Japanese Patent No. 3098630 as a cleaning body of a vehicle cleaning device. The said washing | cleaning body has the characteristics that it does not hurt the coating surface of a vehicle during washing | cleaning, and is hard to tear.

  Japanese Patent Laid-Open No. 10-25619   Japanese Patent No. 3098630

  For example, a conventional brush piece of a washing brush for a car washer has disclosed various techniques as described above, but maintains good cleaning properties and a small amount of washing residue, which are the advantages of synthetic resin fibers. However, there has been a demand for improving the ease of scratching the surface to be cleaned, which is a disadvantage. In addition, there has been a demand for improving the amount of unwashed residue, which is a disadvantage, while maintaining the difficulty of scratching the surface to be cleaned, which is an advantage of the fabric. The present invention has been made in order to solve the above-described problems, and has a high washability, has no washing residue, does not damage the surface to be cleaned, and has a high durability. The object is to provide a brush piece for a machine cleaning brush.

The brush piece of the washing brush for a car wash machine according to the present invention is configured as follows.
(1) A brush piece of a cleaning brush used in a car washing machine for car washing or car washing, wherein the brush piece of the washing brush is made of a non-woven fabric and a porous polyurethane having ultrafine bubbles. It is formed by.

  (2) In the brush piece of the washing brush for a car wash machine according to the above (1), at least one of the materials among nylon, polyester, polyethylene, polypropylene, and urethane rubber is used as the material of the nonwoven fabric. Is.

(3) In the brush piece of the washing brush for a car wash machine described in the above (1) or (2), the apparent density of the brush piece is 0.1 g / cm ³ or more, and the porosity is 80% or less. The fiber has a fineness of 10 denier or less.

(4) In the brush piece of the washing brush for a car wash machine according to the above (1) to (3), the apparent density of the brush piece is 0.3 g / cm ^{3 to} 0.5 g / cm ³ and the porosity is 70% to 40%, the fineness of the fibers used in the nonwoven fabric is 0.2 denier or less.

  (5) In the brush piece of the washing brush for a car wash machine according to the above (1) to (4), the brush piece is subjected to a water repellent treatment.

  The brush piece of the washing brush for a car wash machine of the present invention can obtain the following effects. In the description, the same reference numerals as those in the claims are attached.

(1) the apparent ^density, when set to 0.1g / cm ³ ~0.5g / cm 3, the brush pieces, rigidity, wear resistance, and can be set high flexibility, high cleaning It is possible to manufacture a washing brush for a car wash machine having high durability and high durability. Also, higher stiffness, to set abrasion resistance, and flexibility, apparent ^density, be set to 0.3g / cm ³ ~0.5g / cm 3 is more preferable.

  In addition, when the porosity is set to 80% to 40%, the brush piece can be set to have high rigidity, wear resistance, and flexibility, and has high detergency and high durability. A washing brush for a car wash machine can be manufactured. Moreover, when setting higher rigidity, abrasion resistance, and a softness | flexibility, it is more suitable to set the porosity to 70%-40%.

  When the fineness of the fiber is set to 10 denier or less, it is easy to manufacture the brush piece so that the thickness of the brush piece is set thin. Therefore, the fineness of the fiber can be set to 10 denier or less. Is preferred. When the fineness of the fiber is set to 0.2 denier or less, the brush piece can have flexibility while maintaining the required rigidity, and it is easy to produce a thin brush piece. It is. Accordingly, the fineness of the fiber is more preferably set to 0.2 denier or less.

  In addition, when polyester is used as the material of the nonwoven fabric, the polyester has characteristics such as high heat resistance, high chemical resistance from strong acid to weak alkali, low water absorption, low price, etc. The brush piece can have. Further, when nylon is used, the brush piece can have characteristics such as wear resistance, heat resistance, and high chemical resistance from weak acid to strong alkali, which nylon has. When polyethylene is used, the brush piece can have characteristics such as high chemical resistance in acid and alkali, water absorption rate of 0%, and low price. Further, when polypropylene is used, the brush piece can have the characteristics of polypropylene such as water absorption of 0%, low price, and light weight. In addition, when urethane rubber, also called urethane elastic yarn, is used, the brush piece can have characteristics such as high lipophilicity and high elasticity that the urethane rubber has.

  The brush piece is formed with a double structure composed of a non-woven fabric and a porous polyurethane base having microscopic bubbles, and the polyurethane base has high wear resistance. A highly durable brush piece can be produced. Further, since the base portion has extremely fine bubbles, the weight of the brush piece can be reduced, and the impact applied to the brush piece can be absorbed. The brush piece is formed of a double structure composed of a non-woven fabric and a base, and a void is formed between the non-woven fabric and the base, and the base is porous with extremely fine bubbles. Since it is formed of the qualitative polyurethane, the brush piece can be brought into flexible contact with the surface to be cleaned, and can have a high cleaning power. Further, since the base is made of porous polyurethane, the surface to be cleaned is not damaged.

  In addition, polyester is used for the non-woven fabric, and nylon, polyethylene, and polypropylene can be used as other materials. Therefore, the brush piece can have the characteristics of the material and high rigidity. Can have. In addition, when the fineness of the fiber is set to 0.2 denier or less, the brush piece can have flexibility while maintaining the required rigidity, and a thin brush piece can be manufactured. Easy.

  Further, when the brush piece has been subjected to a water-repellent treatment, the surface subjected to the water-repellent treatment does not absorb cleaning water or the like, and thus can have high detergency. In addition, since the surface not subjected to the water repellent treatment is formed of porous polyurethane having extremely fine bubbles, it can have high wiping properties.

  Since the brush piece of the washing brush for a car wash machine is formed with the brush piece having the advantages as described above, it has a high cleaning property, there is no unwashed, and the surface to be cleaned is not damaged, and , Can have high durability.

  (1) As another embodiment, when a brush piece formed of a double structure made of a non-woven fabric made of a single fiber and a porous polyurethane having ultrafine bubbles is used, Nonwoven fabric made of fibers can have high rigidity and high durability. Therefore, the brush piece can be brought into strong contact with the surface to be cleaned, and even if dirt on the surface to be cleaned has strong adhesion, it can exhibit high cleaning power and high durability. Can have sex.

  For the purpose of providing a brush piece for a washing brush for a car wash machine that has high cleaning properties, has no washing residue, does not damage the surface to be cleaned, and has high durability. In a brush piece of a cleaning brush used in a car wash machine for cleaning, the brush piece of the cleaning brush is formed of a double structure made of non-woven fabric and porous polyurethane having extremely fine bubbles. It was realized.

  Example 1 is shown in FIGS. FIG. 1 is a perspective view of a washing brush for a car wash machine using a brush piece of the washing brush for a car wash machine according to the present invention as seen from the front side. In FIG. 1, 1 is a washing brush for a car wash machine, 2 is a pedestal, 3 is a channel brush, 4 is a stopper, and 5 is a brush piece. FIG. 2 is a perspective view of the brush piece used in FIG. 1 as seen from the front side. In FIG. 2, 23 is a slit. FIG. 3 is a partially enlarged view of FIG. In FIG. 3, 7 is a nonwoven fabric, 8 is a space | gap part, 9 is a base. FIG. 4 is a partially enlarged view of FIG. In FIG. 4, 6 is a fiber and 10 is a bubble. FIG. 5 is a perspective view of a brush piece according to another embodiment of the present invention as viewed from the front side. In FIG. 5, 15 is a brush piece, 16 is a fiber, 17 is a non-woven fabric, 18 is a gap, 19 is a base, and 40 is a bubble.

  As shown in FIG. 1, the washing brush 1 for a car wash machine includes a pedestal 2, a channel brush 3, and a stopper 4. The pedestal 2 has a substantially cylindrical shape, and is formed by attaching stoppers 4 to both ends of the outer periphery. The channel brush 3 is formed in a spiral shape by applying a twist around the outer periphery of the pedestal 2 after the brush piece 5 is sandwiched and folded between a core wire and a belt-like body having a substantially U-shaped cross section. It is fixed with a metal fitting 4.

  As shown in FIG. 2, the brush piece 5 is formed in a flat plate shape, and a plurality of slits 23 are formed. Further, as shown in FIG. 3, the brush piece 5 is formed of a double structure including a nonwoven fabric 7 and a base portion 9, and a gap portion 8 is formed between the nonwoven fabric 7 and the base portion 9. The nonwoven fabric 7 is formed from a plurality of fibers 6 as shown in FIG. 4, and the material is polyester. The base 9 is formed of a porous structure having extremely fine bubbles 10, and polyurethane is used as the material.

  The brush piece 5 is manufactured in the following procedure. First, a plurality of fibers 6 are accumulated in a flat plate shape to form a cloth-like body, and a plurality of the cloth-like bodies are overlapped, and then a special needle is pierced to interwoven in a three-dimensional manner. 7 is formed. The above manufacturing method is generally called needle punching. Next, the nonwoven fabric 7 is impregnated in the polyurethane solution to fill the nonwoven fabric 7 with the polyurethane solution. Next, the nonwoven fabric 7 filled with the polyurethane solution is immersed in water to form a double structure comprising the nonwoven fabric 7 and a porous polyurethane base 9 having ultrafine bubbles 10. Is done. Further, water repellent treatment is performed as necessary. As a processing method, a method in which the brush piece 5 is dipped in a water repellent treatment and coating, or a method in which the water repellent treatment agent is sprayed onto the brush piece 5 to be coated is employed.

The brush piece 5 is formed with an apparent density of 0.1 g / cm ³ or more and a porosity of 80% or less. The apparent density is the mass per unit volume of the substance and is expressed in g / cm ³ . The standard temperature at the time of measuring the apparent density is usually 23 ° C. The void ratio is also called a void ratio or a bubble ratio, and is a ratio of cavities existing in the material, and is expressed as a volume percentage. In Example 1, the apparent density and the porosity are set as described above. More preferably, the apparent density is 0.3 g / cm ^{3 to} 0.5 g / cm ³ and the porosity is 70%. May be set to ~ 40%.

When the apparent density is set to 0.1 g / cm ³ or less, the brush piece 5 is light in weight, but its rigidity and wear resistance are low, and the durability required for the brush piece 5 may be satisfied. Can not. When the apparent density is set to 0.5 g / cm ³ or more, the brush piece 5 has high rigidity and wear resistance, but the flexibility is low and the brush piece 5 can be used. The flexibility required for the piece 5 cannot be fully satisfied. The apparent ^density, when set to 0.1g / cm ³ ~0.5g / cm 3, the brush strip 5, rigid, abrasion resistance, and flexibility can set high that a high detergency A washing brush for a car wash machine having high durability can be manufactured. Also, higher stiffness, to set abrasion resistance, and flexibility, apparent ^density, be set to 0.3g / cm ³ ~0.5g / cm 3 is more preferable.

  In addition, when the porosity is set to 80% or more, the brush piece 5 becomes lighter in weight, but the rigidity and wear resistance are low, shape deterioration such as tearing is likely to occur, and durability required for the brush piece 5 is required. Sex cannot be satisfied. When the porosity is set to 40% or less, the brush piece 5 has high rigidity and wear resistance, but the flexibility is low and the brush piece 5 can be used. The flexibility that can be achieved is not fully satisfied. When the porosity is set to 80% to 40%, the brush piece 5 can be set to have high rigidity, wear resistance, and flexibility, and has high washability and high durability. Machine cleaning brushes can be manufactured. Moreover, when setting higher rigidity, abrasion resistance, and a softness | flexibility, it is more suitable to set the porosity to 70%-40%.

  The fineness of the fiber used for the nonwoven fabric 7 is 10 denier or less. The fineness is a unit representing the thickness of the fiber, and is represented by the weight per 9000 m of yarn length. For example, the fineness of a fiber having a weight of 1 g per 9000 m of yarn length is 1 denier. In Example 1, as described above, the fineness of the fiber is set, but more preferably, the fineness of the fiber may be set to 0.2 denier or less.

  When the fineness of the fiber is set to 10 denier or more, the brush piece 5 can be set to have high rigidity, but the flexibility is low and the flexibility required for the brush piece 5 cannot be satisfied. Moreover, it is difficult to manufacture so that the thickness of the brush piece 5 may be set thin. When the fineness of the fiber is set to 10 denier or less, it is easy to manufacture the brush piece 5 so that the thickness of the brush piece 5 is thin. Therefore, the fineness of the fiber can be set to 10 denier or less. Is preferable. When the fineness of the fiber is set to 0.2 denier or less, the brush piece 5 can have flexibility while maintaining the required rigidity, and the thin brush piece 5 can be manufactured. Easy. Accordingly, the fineness of the fiber is more preferably set to 0.2 denier or less.

  In Example 1, polyester is used as the material of the nonwoven fabric 7, but nylon, polyethylene, and polypropylene can be used as other materials. Moreover, it can use combining the said material. In the case of Example 1 in which polyester is used, the properties of the polyester, such as high heat resistance and chemical resistance from strong acid to weak alkali, low water absorption, low price, etc. The piece 5 can have. Further, when nylon is used, the brush piece 5 can have characteristics such as wear resistance, heat resistance, and high chemical resistance from weak acid to strong alkali. Further, when polyethylene is used, the brush piece 5 can have characteristics such as high chemical resistance in acid and alkali, water absorption of 0%, and low price, which polyethylene has. Further, when polypropylene is used, the brush piece 5 can have the characteristics of polypropylene, such as a water absorption rate of 0%, low price, and light weight. In addition, when urethane rubber, also called urethane elastic yarn, is used, the brush piece 5 can have characteristics such as high lipophilicity and high elasticity that the urethane rubber has.

  Since the brush piece 5 used for the washing brush 1 for the car wash machine according to the first embodiment has the above-described configuration, the brush piece 5 has a non-woven fabric 7 and a porous material having ultrafine bubbles 10. A double structure composed of the base 9 of the formed polyurethane is formed. Since the polyurethane base 9 has high wear resistance, the brush piece 5 having excellent durability can be manufactured. Further, since the base portion 9 has the extremely fine bubbles 10, the weight of the brush piece 5 can be reduced and the impact applied to the brush piece 5 can be absorbed. Further, the brush piece 5 is formed of a double structure composed of a nonwoven fabric 7 and a base 9, and a gap 8 is formed between the nonwoven fabric 7 and the base 9, and the base 9 is Since it is made of porous polyurethane having extremely fine bubbles 10, the brush piece 5 can be brought into flexible contact with the surface to be cleaned and can have high cleaning power. Further, since the base 9 is made of porous polyurethane, the surface to be cleaned is not damaged.

  In addition, polyester is used for the non-woven fabric 7, and nylon, polyethylene, and polypropylene can be used as other materials. Therefore, the brush piece 5 can have the characteristics of the material, It can have high rigidity. When the fineness of the fiber is set to 0.2 denier or less, the brush piece 5 can have flexibility while maintaining the required rigidity, and the thin brush piece 5 is manufactured. Things are easy.

  In addition, when the brush piece 5 has been subjected to a water repellent treatment, the surface subjected to the water repellent treatment does not absorb cleaning water or the like, and thus can have high detergency. Moreover, since the surface which has not been subjected to the water repellent treatment is formed of porous polyurethane having extremely fine bubbles 10, it can have high wiping properties.

  Since the brush piece 5 having the advantages as described above is formed, the washing brush 1 for a car wash machine has high cleaning properties, no washing residue, no damage to the surface to be cleaned, and It can have high durability.

  The brush piece 5 used in the washing brush 1 for the car wash machine of Example 1 has the above-described configuration, but the manufacturing method of the brush piece 5 is not limited to the method described above, but the nonwoven fabric 7 As long as it is a method capable of forming a double structure composed of a porous polyurethane base 9 having ultrafine bubbles 10, other manufacturing methods can be adopted. In addition, as for the type of the bubbles 10, either continuous foaming or independent foaming may be adopted. However, in the case of independent foaming, since cleaning water or the like does not enter the inside of the brush piece 5, The weight change of the brush piece 5 can be suppressed as much as possible. As for the structure of the washing brush for the car wash machine, as described above, the brush piece 5 is sandwiched and folded between the core wire and the belt-like body having a substantially U-shaped cross section, and the channel brush 3 is manufactured. In addition to the structure in which the outer periphery is twisted and wound in a spiral shape and fixed by the stopper metal 4, for example, the brush piece 5 is fixed to the base 2 without manufacturing the channel brush 3. It can be set in a timely manner according to the purpose of use, such as adopting a structure that is assembled and fixed. Furthermore, as for the detailed shape of the brush piece 5, as described above, in addition to the shape in which the slit 23 is formed, for example, a shape in which the slit 23 is not formed is adopted. Can be set.

  Next, with reference to FIG. 5, another embodiment of the brush piece used for the car brush washing brush according to the first embodiment of the present invention will be described. As shown in FIG. 5, the brush piece 15 according to another embodiment of Example 1 is formed of a double structure including a nonwoven fabric 17 and a base portion 19, and there is a gap between the nonwoven fabric 17 and the base portion 19. A portion 18 is formed. The nonwoven fabric 17 is formed of single fibers 16, and polyester is used as the material. The base portion 19 is formed of a porous structure having extremely fine bubbles 40, and polyurethane is used as the material.

  Since the brush piece 15 according to another embodiment of the first embodiment of the present invention is configured as described above, the nonwoven fabric 17 formed of the single fibers 16 has high rigidity and high durability. be able to. For this reason, the brush piece 15 can be brought into strong contact with the surface to be cleaned, and even if dirt or the like on the surface to be cleaned has a strong adhesion, it can exhibit a high cleaning power and is high. It can have durability.

  The brush piece of the washing brush for a car wash machine of the present invention is mainly used as a brush piece of a washing brush mounted on a car wash machine for washing dirt or the like adhering to the surface to be cleaned of an automobile or a vehicle.

  It is the perspective view which looked at the washing brush for car wash machines which used the brush piece of the washing brush for car wash machines of the present invention from the front side.   It is the perspective view which looked at the brush piece used for FIG. 1 from the front side.   FIG. 3 is a partially enlarged view of FIG. 2.   FIG. 4 is a partially enlarged view of FIG. 3.   It is the perspective view which looked at the brush piece of other embodiment of this invention from the front side.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Car wash machine washing brush 2 Base 3 Channel brush 4 Fastening bracket 5, 13, 15 Brush piece 6, 16 Fiber 7, 17 Non-woven fabric 8, 18 Air gap 9, 19 Base 10, 40 Air bubble 23 Slit

Claims (5)

  In a brush piece of a cleaning brush used for a car washing machine for car washing or vehicle washing, the brush piece of the washing brush is formed of a double structure made of non-woven fabric and porous polyurethane having extremely fine bubbles. The brush piece of the washing brush for car wash machines characterized by being made.   In the brush piece of the washing brush for car wash machines which has the composition according to claim 1, at least one sort of the above-mentioned materials are used for the material of the above-mentioned nonwoven fabric among nylon, polyester, polyethylene, polypropylene, urethane rubber. A brush piece of a cleaning brush for a car wash machine. The brush piece of the washing brush for a car wash machine having the configuration according to claim 1 or 2, wherein the apparent density of the brush piece is 0.1 g / cm ³ or more and the porosity is 80% or less, and the fiber used in the nonwoven fabric. A brush piece of a washing brush for a car wash machine, characterized in that the fineness is 10 denier or less. In the brush pieces of car washing machine washing brush the constitution of claims 1 to 3, wherein an apparent density of 0.3 g ^/ cm 3 to 0.5 g / cm ³ of the brush piece, porosity of 70% to 40%, A brush piece for a washing brush for a car wash machine, wherein the fineness of fibers used in the nonwoven fabric is 0.2 denier or less.   The brush piece of the washing brush for car wash machines which consists of a structure of Claim 1 to 4 WHEREIN: The water repellent process is carried out on the said brush piece, The brush piece of the washing brush for car wash machines characterized by the above-mentioned.

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