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CN202828418U 防胀缩包装桶盖 失效 - 权利终止

防胀缩包装桶盖
摘要：
一种结构简单、清洗维护方便并且安全可靠的防胀缩包装桶盖，用于装液体，包括桶盖本体，桶盖本体上设计有内凹平台，内凹平台上开有两个孔，两个孔内分别固定连接有第一通气管和第二通气管，第一通气管向上开口，第一通气管下部的一侧开有通气孔，通气孔外套有热塑性弹性管，第一通气管的热塑性弹性管位于桶盖本体内，第二通气管向下开口，第二通气管的上部开有通气孔，通气孔外套有热塑性弹性管，第二通气管的热塑性弹性管端位于桶盖本体外部。
摘要（英）：

The utility model discloses an anti-expansion and anti-contraction packing barrel cover which is simple in structure, convenient to clean and maintain, safe and reliable. The anti-expansion and anti-contraction packing barrel cover is used for filling liquid. The anti-expansion and anti-contraction packing barrel cover comprises a barrel cover body. The barrel cover body is provided with a concave platform. Two holes are formed in the concave platform. The two holes are respectively and fixedly connected with a first breather pipe and a second breather pipe, wherein the first breather pipe opens upwards, and a venthole is formed on one side of the lower portion of the first breather pipe. A thermoplasticity elastic tube is sleeved outside the venthole. The thermoplasticity elastic tube of the first breather pipe is placed inside the barrel cover body. The second breather pipe opens downwards. A venthole is formed on the upper portion of the second breather pipe. A thermoplasticity elastic tube is sleeved outside the venthole, and the end of the thermoplasticity elastic tube of the second breather pipe is placed on the outer portion of the barrel cover body.

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