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Connecting pipe of drinking machine

A technology for connecting pipes and drinking fountains, applied in applications, home appliances, kitchen appliances, etc., can solve the problems of increased product cost, toxic and odorous silicone tubes, and achieve the effect of overcoming easy falling off

Inactive Publication Date: 2004-12-22
卢沛女 +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The addition of these additives will cause the silicone tube to be toxic and odorous, and the main raw material used, silica gel, needs to be prepared by a special process, which is expensive, which also increases the cost of the product.

Method used

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  • Connecting pipe of drinking machine

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] Use high-pressure polyethylene resin to add 10% ethylene-vinyl acetate copolymer, mix through the above mixing process, and then squeeze the tube on a single-screw extruder to obtain a rubber tube with an inner diameter of 12 mm and a wall thickness of 1.5 mm. After the rubber hose is subjected to the above-mentioned electron irradiation process and expanded into shape, a rubber hose with a tube expansion ratio of 10% is finally obtained.

Embodiment 2

[0028] Adding 30% high-pressure polyethylene to low-pressure polyethylene resin, through the above-mentioned process, can finally produce a rubber hose with a tube expansion ratio of 20%.

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PUM

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Abstract

A flexible connecting pipe for the water drinking appliance is made of high-molecular material through irradiated cross-linking to form the cross-linked reticular structure. Its advantages are no poison and odor, and firm connection because of its shape memory function.

Description

Technical field: [0001] The invention relates to the technical field of drinking water pipes, in particular to a connecting pipe for drinking water machines. Background technique: [0002] Due to assembly reasons, the water dispenser needs to use some soft connecting water pipes. These water pipes are required to be non-toxic, tasteless, and resistant to low and high temperatures (long-term use needs to withstand a temperature of about 120°C). At present, water dispenser manufacturers generally use silicone tubes, because during the production of silicone tubes, it is necessary to add vulcanizing agents, vulcanization accelerators and other additives to the silicone rubber, and then mold and vulcanize. The addition of these additives will cause the silicone tube to be toxic and odorous, and the main raw material used, silica gel, needs to be prepared by a special process and is expensive, which also leads to an increase in product cost. Invention content: [0003] The pur...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A47J31/00C08J3/00C08J5/00
Inventor 卢沛女
Owner 卢沛女
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