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A plastic cover with a sealing structure

A technology with sealing and plastic caps, applied in the direction of capping, sealing, closures, etc., can solve the problems of laundry detergent leakage and poor sealing effect, and achieve the effect of good sealing performance and simple structure

Active Publication Date: 2017-04-12
中粮包装(广州)塑胶有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The existing laundry detergent cap used in conjunction with the laundry detergent bottle, due to design defects, has poor sealing effect between it and the mouth of the laundry detergent bottle, and the laundry detergent sometimes leaks during transportation or use

Method used

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  • A plastic cover with a sealing structure
  • A plastic cover with a sealing structure
  • A plastic cover with a sealing structure

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Embodiment Construction

[0019] The present invention will be further described below in conjunction with accompanying drawing description and specific embodiment:

[0020] Such as Figures 1 to 5 The shown plastic cap with a sealing structure includes a cap body 1, and an internal thread 30 engaged with the external thread of the bottle mouth 2 is provided on the inner wall of the opening end of the cap body 1, and the inner thread of the cap body 1 faces Extending downward is a sealing ring 3 that can form a sealing connection with the inner wall of the bottle mouth 2 when the cover body 1 is screwed tightly on the bottle mouth 2 , and a scale line is provided on the inner wall of the bottle mouth 2 . The present invention has simple structure, not only good sealing performance between the bottle mouths 2, but also the laundry liquid cover can be used as a measuring cup, which is very convenient.

[0021] Such as image 3 and 4 As shown, in the first embodiment of the present invention, several e...

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Abstract

The invention discloses a plastic cover with a sealing structure. The plastic cover comprises a cover body, and is characterized in that the inner wall of the open end of the cover body is provided with internal threads meshed with the external threads on a bottleneck; a sealing ring which can be hermetically connected with the inner wall of the bottleneck when the cover body is screwed tightly on the bottleneck extends downwards in the cover body; the inner wall of the cover body is provided with scale lines. By adopting the plastic cover with the sealing structure, defects in the prior art are overcome. The plastic cover with the sealing structure is simple in structure, and has a good sealing effect.

Description

technical field [0001] The invention relates to a plastic cover with a sealing structure. Background technique [0002] The existing laundry detergent cap used in conjunction with the laundry detergent bottle, due to design defects, has poor sealing effect between it and the mouth of the laundry detergent bottle, and the laundry detergent sometimes leaks during transportation or use . Therefore existing washing liquid lid remains to be further perfected. Contents of the invention [0003] The purpose of the present invention is to overcome the disadvantages of the prior art and provide a plastic cover with a simple structure and good sealing effect with a sealing structure. [0004] In order to achieve the above object, the present invention adopts the following scheme: [0005] A plastic cap with a sealing structure, including a cap body, is characterized in that: the inner wall of the opening end of the cap body is provided with an internal thread that engages with th...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B65D41/04B65D53/02
Inventor 陈远庭林海宁
Owner 中粮包装(广州)塑胶有限公司