Environment-friendly hose

Abstract

The environment-friendly hose structurally comprises a bottle cap, a bottle body, a tightening piece and an outer hose body, all the components are made of biodegradable or recyclable materials, the bottle body is firstly made into a bottle blank through the injection molding technology, then the bottle blank is made into the bottle body with a hollow inner container through the blow molding technology, and the outer hose body is made into the bottle body with the hollow inner container. The outer tube body is a spiral paper tube made of at least two layers of fiber paper, the outer tube body wraps the outer side of the inner container and is fixed outside the bottle body through the tightening effect of the tightening piece, and the tail end of the outer tube body and the tail end of the inner container are bonded together and seal the inner container. All the components of the environment-friendly hose can be decomposed or disassembled and can be recycled in a classified mode, and the purpose of complete recycling or biodegradability can be achieved.

Description

Technical Field

[0001] The present invention relates to a fully recyclable and biodegradable container, in particular to an environmentally friendly hose. Background Art

[0002] Since the hose is easy to squeeze, light and convenient to use, in addition to the most common use of toothpaste hoses, it is also often used to hold many other substances, including: motor oil, oil products, adhesives, facial cleansers, and many other commodities that can be seen everywhere in modern people's daily lives. According to reports, hundreds of millions of empty toothpaste hoses or other hoses are discarded and buried every year around the world. Most traditional hoses are made of a mixture of multiple layers of plastic, polymers and resins, such as polyethylene (PE) and polyproylene (PP). These plastic hoses are not only impossible to recycle, but also take more than a hundred years to be completely decomposed.

[0003] In the published U.S. patent US 5257865, a bag mouth structure of a soft bag is proposed, which has a mouth body that can be snapped on the open end of the soft bag to facilitate pouring out the contents of the soft bag through the mouth body; the bag mouth structure includes: a mouth body, which is assembled at the open end of the flexible bag; and a mouth body fastening member, which is used to fasten the mouth body to the edge of the flexible bag. The upper wall of the mouth body is provided with a nozzle. The bag mouth structure is detachably attached to the open end of the flexible bag. However, the bag mouth structure of the soft bag proposed in the above-mentioned U.S. patent US5257865 is complicated, and the buckling effect is not good; the buckling structure is easy to break and cannot be recycled.

[0004] In practice, in order to solve the environmental pollution problem caused by traditional toothpaste tubes, the following requirements need to be met in order to overcome the increasingly stringent environmental regulations and industry requirements. The requirements are prioritized as follows: (1) all components can be recycled and reused; (2) they are made of bio-based raw materials; and (3) they are biodegradable or biodegradable.

[0005] In order to solve the environmental pollution problem caused by traditional toothpaste tubes, the applicant previously proposed a paper tube (Taiwan invention patent certificate number I808436), including: a bottle cap, a front tube body, a rear tube body and a tie ring; the paper tube of the present application is made entirely of environmentally friendly materials, replacing the traditional plastic or aluminum tube, wherein the bottle cap, the front tube body and the tie ring are made of naturally decomposable plant materials mainly composed of bamboo powder, the bottle cap can be connected to a tube of the front tube body, the rear tube body is made of waterproof paper, the head end of the rear tube body can be connected to the front tube body, the front tube body and the bottle cap are used together to close the head end of the rear tube body to form a complete and sealed paper tube.

[0006] The paper hose of the Taiwan invention patent certificate No. I808436 is made of naturally degradable materials, but the bottle cap, the fastener and the paper tube are made of different materials and are not easy to disassemble and recycle. In order to solve the problem that the paper hose can only be decomposed naturally but not recycled, the inventor of this case has continuously studied and improved, and then filed this application. Utility Model Content

[0007] The technical problem to be solved by the present application is to provide an environmentally friendly hose that can be completely recycled or biodegradable.

[0008] A preferred embodiment of the environmentally friendly hose proposed in this application includes:

[0009] A bottle body, made of biodegradable or recyclable material and using blow molding technology, the bottle body comprises a bottle mouth, an inner liner and a combination groove; the inner liner has a hollow inner cavity, the inner liner is connected to the bottom of the bottle mouth, the combination groove surrounds the outer periphery of the bottle body, the combination groove is between the bottle mouth and the inner liner, the bottle mouth is a tubular component and communicates with the inner liner, and one end of the bottle mouth has a hole that communicates with the interior of the inner liner;

[0010] a bottle cap made of biodegradable or recyclable material, the bottle cap being detachably connected to the bottle mouth to close or open the bottle mouth;

[0011] A tightening member, made of biodegradable or recyclable material, the tightening member and the combination groove have the same shape, and the tightening member can be embedded in the combination groove;

[0012] An outer tube body, which is a spiral paper tube made of waterproof paper in a spiral winding manner. The outer tube body is wrapped around the outside of the inner liner and the combined groove. The head section of the outer tube body is fixed to the combined groove of the bottle body by the tightening action of the tightening piece. The tail end of the outer tube body and the tail end of the inner liner are bonded together to seal the inner liner.

[0013] Preferably, the tightening member is composed of a first tightening member and a second tightening member which can be formed into a ring shape together.

[0014] Preferably, the spiral paper tube is made of at least two layers of fiber paper, wherein the inner tube wall of the spiral paper tube has a waterproof layer.

[0015] Preferably, the extending directions of the long fibers of the two layers of fiber paper intersect with each other.

[0016] A preferred embodiment of the method for manufacturing the environmentally friendly hose proposed in the present application comprises the following steps:

[0017] A bottle cap is made of biodegradable or recyclable material;

[0018] A tightening member is prepared using biodegradable or recyclable materials;

[0019] A bottle blank is prepared by injection molding technology using biodegradable or recyclable materials, the bottle blank comprising a bottle mouth, a lower section and a combined groove; the lower section is connected to the bottom of the bottle mouth, the combined groove is between the bottle mouth and the lower section, and the combined groove surrounds the outer periphery of the bottle blank; the bottle mouth is a tubular component with a hole at one end thereof;

[0020] Heating the lower section of the preform;

[0021] The lower section of the preform is made into an inner liner by blow molding technology, and the bottle mouth is connected to the interior of the inner liner;

[0022] A spiral paper tube is wrapped around the outer side of the inner liner and the combined groove, and a tightening member is used to tighten the head section of the spiral paper tube to the combined groove of the preform;

[0023] The bottom of the inner container is cut off to form an opening at the bottom edge of the inner container to communicate with the interior of the inner container;

[0024] Adhere the outer side of the inner container close to the bottom edge to the inner wall of the spiral paper tube; and

[0025] After the material is filled into the inner container from the opening at the bottom of the inner container, the bottom end of the spiral paper tube and the opening of the inner container are closed at the same time.

[0026] Preferably, the biodegradable or recyclable material is composed of a mixture of bamboo powder and naturally degradable plastic.

[0027] Preferably, the biodegradable plastic includes any one of polyvinyl alcohol (PVA) and polylactic acid (PLA).

[0028] Preferably, the biodegradable plastic includes any one of starch blends, polybutylene terephthalate (PBAT), polybutylene succinate (PBS), and polyhydroxyalkanoates (PHAs).

[0029] As a preferred embodiment of the manufacturing method of the environmentally friendly hose of the present application, it includes using any one of adhesive, heat pressing, high-frequency welding and ultrasonic welding to adhere the tightening member together with the upper edge of the spiral paper tube to the combined groove.

[0030] As a preferred embodiment of the manufacturing method of the environmentally friendly hose of the present application, it includes using any one of heat pressing, high-frequency welding and ultrasonic welding to adhere the outer side surface of the inner liner close to the bottom edge to the inner wall surface of the spiral paper tube.

[0031] As a preferred embodiment of the manufacturing method of the environmentally friendly hose of the present application, it includes using heat pressing, high-frequency welding or ultrasonic welding to simultaneously seal the bottom end of the spiral paper tube and the opening of the inner liner.

[0032] The advantages and effectiveness of the environmentally friendly hose of the present application are that each component including the bottle cap, bottle body, tightening member and outer tube body is made of biodegradable or recyclable materials, and the above-mentioned components can be decomposed or disassembled and separately classified and recycled, so as to achieve the goal of complete recycling or biodegradability.

[0033] The details of other effects and embodiments of the present application are described below with reference to the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0035] Figure 1 This is an exploded view of the structure of an embodiment of the environmentally friendly hose of the present application;

[0036] Figure 2 yes Figure 1 The structural assembly diagram of the environmental protection hose is shown;

[0037] Figure 3 This is a partial cross-sectional structural diagram of the environmentally friendly hose of the present application;

[0038] Figures 4 to 5 It is a schematic diagram of the manufacturing process of the environmentally friendly hose of this application.

[0039] Explanation of symbols

[0040] 10…Bottle cap 11…First thread

[0041] 20…bottle body 21…bottle mouth

[0042] 211…hole 212…second thread

[0043] 22…Inner tank 23…Combination groove

[0044] 30...Tightening member 31...First fastening member

[0045] 32...Second bundle 40...Outer tube

[0046] 41 ... waterproof layer 50 ... first hot pressing module

[0047] 51, 52 ... second hot pressing module B ... lower section

[0048] D1…First mold D2…Second mold

[0049] M…Bottle

[0050] S1. Preparation of bottle caps

[0051] S2. Preparation of fastening parts

[0052] S3. Prepare a preform

[0053] S4. Heating the lower section of the preform

[0054] S5. Blow molding the lower part of the preform into the inner liner

[0055] S6. Wrap a spiral paper tube around the outer side of the inner liner and the combined groove, and use a tightening piece to tighten the head section of the spiral paper tube to the combined groove of the preform

[0056] S7. Cut off the bottom of the inner tank

[0057] S8. Glue the outer side of the inner liner close to the bottom edge to the inner wall of the spiral paper tube

[0058] S9. Fill the material into the inner container from the opening at the bottom of the inner container

[0059] S10. Close the bottom end of the spiral paper tube and the opening of the inner liner at the same time DETAILED DESCRIPTION

[0060] In the embodiments disclosed in the patent specification and drawings of this application, the directions mentioned therein (such as up, down, left, right, front and back) are based on the contents shown in the drawings and are used to illustrate the relative relationships (such as positional relationships, connection relationships and action relationships) between the various components or structures in the embodiments. In principle, when the components or structures mentioned in the specification of this application are consistent with the positions shown in the drawings, the directions will be appropriate. If the positions of the components or structures mentioned in the specification of this application are changed, the directions should also be changed accordingly.

[0061] First see Figure 1 and Figure 2 , which is a structural exploded view and structural assembly view of an embodiment of the environmentally friendly hose of the present application. The environmentally friendly hose proposed in the present application is suitable for containing substances or commodities including but not limited to toothpaste, motor oil, oil products, adhesives, facial cleansers, etc.

[0062] A preferred embodiment of the environmentally friendly hose of the present application comprises: a bottle cap 10, a bottle body 20, a tightening member 30, and an outer tube body 40. The bottle cap 10, the bottle body 20, and the tightening member 30 are all made of biodegradable or recyclable materials, and are made into the bottle cap 10, the bottle body 20, and the tightening member 30 by injection molding or blow molding technology. One embodiment of the biodegradable or recyclable material is a mixture of bamboo powder and naturally degradable plastic, and the naturally degradable plastic includes: any one of polyvinyl alcohol (PVA) and polylactic acid (PLA); in another preferred embodiment, the naturally degradable plastic includes: any one of starch blends, polybutylene terephthalate (PBAT), polybutylene succinate (PBS), and polyhydroxyalkanoates (PHAs).

[0063] The bottle body 20 includes: a bottle mouth 21, an inner liner 22 and a combined groove 23; wherein the inner liner 22 has a hollow inner cavity, preferably, the inner liner 22 is made by blow molding and has a thin wall thickness, the inner liner 22 is connected to the bottom of the bottle mouth 21, the combined groove 23 surrounds the outer periphery of the bottle body 20, and the combined groove 23 is between the bottle mouth and the inner liner 22; the bottle mouth 21 is a tubular component and is connected to the interior of the inner liner 22, and one end of the bottle mouth 21 has a hole 211 connected to the interior of the inner liner 22, and the material stored in the inner liner 22 can be discharged or squeezed out from the hole 211 of the bottle mouth 21.

[0064] The bottle cap 10 is a cup-shaped component made of biodegradable or recyclable materials. The bottle cap 10 is detachably connected to the bottle mouth 21 to close or open the bottle mouth 21. In a preferred embodiment, a second thread 212 is provided on the outer side of the bottle mouth 21, and a first thread 11 is provided on the inner side of the bottle cap 10 (see Figure 3 ), the bottle cap 10 is spirally connected to the second thread 212 of the bottle mouth 21 through the first thread 11, and then the bottle cap 10 is used to close or open the hole 211 of the bottle mouth 21.

[0065] The tightening member 30 can be embedded in the combined groove 23, and the tightening member 30 and the combined groove 23 have the same shape; in a preferred embodiment, the tightening member 30 is composed of a first bundle member 31 and a second bundle member 32 that can form a ring together.

[0066] One embodiment of the outer tube 40 is a spiral paper tube made of waterproof paper in a spiral winding manner. The outer tube 40 is wrapped around the outer side of the inner liner 22 and the combination groove 23. The head section of the outer tube 40 is fixed to the combination groove 23 of the bottle body 20 by the tightening action of the tightening member 30. The tail end of the outer tube 40 and the tail end of the inner liner 22 are bonded together and the inner liner 22 is sealed. One embodiment is to perform the process by heat pressing, high frequency welding or ultrasonic welding.

[0067] Preferably, the head section of the outer tube 40 is connected to the combination groove 23 by adhesive (using biodegradable adhesive). In other preferred embodiments, the tightening member 30 and the head section of the outer tube 40 (i.e., the upper edge of the spiral paper tube) are adhered to the combination groove 23 by any one of heat pressing, high frequency welding and ultrasonic welding.

[0068] As a preferred embodiment of the outer tube body 40, the spiral paper tube as the outer tube body 40 is made of at least two layers of fiber paper, wherein the inner tube wall of the spiral paper tube has a waterproof layer 41 (see Figure 3 ), wherein the waterproof layer 41 is made of biodegradable PLA film, which is also called polylactic acid (Poly Lactic Acid). PLA film has ductility and certain flexibility, and its heat sealing performance is more excellent. The inner liner 22 of the environmentally friendly hose of the present application is used to contain materials, and can provide excellent airtightness and waterproof effects; preferably, the long fiber extension directions of the two layers of fiber paper of the spiral paper tube intersect, which can provide better structural strength, and the inner liner 22 and the outer tube body 40 of the environmentally friendly hose of the present application can provide effective rebound ability after being compressed and deformed.

[0069] The present application further includes a method for manufacturing the above-mentioned environmentally friendly hose, as follows Figure 4 and Figure 5 The manufacturing process of the environmentally friendly hose of the present application is described. In a preferred embodiment, the manufacturing method of the environmentally friendly hose of the present application includes the following steps:

[0070] S1. The bottle cap 10 is prepared using biodegradable or recyclable materials, preferably using injection molding technology to make the bottle cap 10;

[0071] S2. The tightening member 30 is prepared using a biodegradable or recyclable material, preferably using injection molding technology to make the tightening member 30;

[0072] S3. A preform M is prepared using biodegradable or recyclable materials. Basically, the preform M is a tubular plastic part made in a first mold D1 by injection molding technology. The preform includes a bottle mouth 21, a lower section B and a combined groove 23, wherein the lower section B is connected to the lower part of the bottle mouth 21, the combined groove 23 surrounds the outer periphery of the preform M, and the combined groove 23 is between the bottle mouth 21 and the lower section B, and the bottle mouth 21 is a tubular member having a hole 211 at one end thereof;

[0073] S4. Heating the lower section B of the preform M, preferably, heating the lower section B by baking or infrared heating;

[0074] S5. The lower section B of the preform M is made into the liner 22 by blow molding technology. In one embodiment, the preform M is clamped in a second mold D2, and compressed air is injected into the preform M from the hole 211, and the lower section B of the preform M is blow-molded into the liner 22 in the second mold D2 by using the compressed air;

[0075] S6. A spiral paper tube (i.e., the outer tube body 40) is wrapped around the outer sides of the inner liner 22 and the combination groove 23 (please refer to the first and second figures), and the head section of the spiral paper tube is tightened to the combination groove 23 of the preform M by a tightening member 30. In a preferred embodiment, the tightening member 30 and the upper edge of the spiral paper tube can be adhered to the combination groove 23 by means of adhesive, hot pressing, high-frequency welding or ultrasonic welding;

[0076] S7. Cut off the bottom of the liner 22, so that the bottom edge of the liner 22 forms an opening connected to the interior of the liner 22;

[0077] S8. The outer side of the liner 22 is adhered to the inner wall of the spiral paper tube near the bottom edge;

[0078] S9. Fill the material into the liner 22 from the opening at the bottom of the liner 22; and

[0079] S10. The bottom end of the spiral paper tube and the opening of the inner liner 22 are sealed at the same time to complete the material filling and packaging operations. A preferred implementation method can use hot pressing, high-frequency welding or ultrasonic welding to seal the bottom end of the spiral paper tube and the opening of the inner liner 22 at the same time.

[0080] A preferred implementation of the aforementioned step S8 is to adhere the outer side surface of the inner liner 22 near the bottom edge to the inner wall surface of the spiral paper tube by means of heat pressing, high frequency welding or ultrasonic welding, so that when filling the material, it can be ensured that the material is filled into the inner liner 22 from the bottom opening of the inner liner 22.

[0081] See also Figure 5In a preferred embodiment of step S8, the inner liner 22 is adhered to the inner wall of the spiral paper tube by the coordinated operation of the first heat pressing module 50 and the second heat pressing modules 51 and 52, wherein the first heat pressing module 50 is a trapezoidal column that is narrow at the top and wide at the bottom and straightened at the lower section, and the second heat pressing modules 51 and 52 are two semicircular heat pressing film blocks corresponding to each other, wherein the first heat pressing module 50 penetrates into the interior of the inner liner 22, and the two semicircular second heat pressing modules 51 and 52 on the outside are clamped and pressed correspondingly with the first heat pressing module 50, so that the inner liner 22 and the spiral paper tube are combined with each other.

[0082] The embodiments and / or implementation methods described above are only used to illustrate the preferred embodiments and / or implementation methods for realizing the technology of the present application, and are not intended to limit the implementation methods of the technology of the present application in any form. Any technical personnel in this field may make slight changes or modifications to other equivalent embodiments without departing from the scope of the technical means disclosed in the content of the present application, but they should still be regarded as technologies or embodiments that are essentially the same as the present application.

Claims

1. An environmentally friendly hose, characterized in that: The hose comprises: A bottle body, made of biodegradable or recyclable material and using blow molding technology, the bottle body comprises a bottle mouth, an inner liner and a combined groove; the inner liner has a hollow inner cavity, the inner liner is connected to the bottom of the bottle mouth, the combined groove surrounds the outer periphery of the bottle body, the combined groove is between the bottle mouth and the inner liner, the bottle mouth is a tubular member and communicates with the interior of the inner liner, and one end of the bottle mouth has a hole that communicates with the interior of the inner liner; a bottle cap made of biodegradable or recyclable material, the bottle cap being detachably connected to the bottle mouth to close or open the bottle mouth; A tightening member, made of biodegradable or recyclable material, the tightening member can be embedded in the combined groove, and the shape of the tightening member and the combined groove are consistent; An outer tube body is a spiral paper tube made of waterproof paper in a spiral winding manner. The outer tube body is wrapped around the outer side of the inner liner and the combined groove. The head section of the outer tube body is fixed to the combined groove of the bottle body through the tightening effect of the tightening piece. The tail end of the outer tube body and the tail end of the inner liner are bonded together to seal the inner liner.

2. The environmentally friendly hose according to claim 1, characterized in that: The tightening member is composed of a first bundle member and a second bundle member which can form a ring together.

3. The environmentally friendly hose according to claim 1, characterized in that: The outer tube body is a spiral paper tube made of at least two layers of fiber paper, and the inner tube wall of the spiral paper tube has a waterproof layer.

4. The environmentally friendly hose according to claim 3, characterized in that: The extending directions of the long fibers of the two layers of fiber paper intersect with each other.

5. The environmentally friendly hose according to claim 1, characterized in that: A second thread is arranged on the outer side of the bottle mouth, and a first thread is arranged on the inner side of the bottle cap. The bottle cap can be detachably connected through the first thread and the second thread of the bottle mouth to close or open the bottle mouth.

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