Double-layer closed zipper
A zipper and double-layer technology, applied in the field of double-layer closed zippers, can solve the problems of insufficient zipper strength and achieve the effect of increasing difficulty
Pending Publication Date: 2016-06-08
郑运婷
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- Description
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- Application Information
AI Technical Summary
Problems solved by technology
[0002] At present, the zippers used in suitcases or luggage bags are not strong enough. In the process of use, criminals insert a sharp object into the zippers to cut the zippers. A double-layer closed zipper that prevents the zipper from being cut has been developed It becomes necessary to improve zipper strength and anti-theft
Method used
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[0011] Below in conjunction with accompanying drawing, the present invention is further described:
[0012] figure 1 Schematic diagram of the structure of the double-layer closed zipper shown, figure 2 The partial schematic diagram of the left anti-insertion piece and the right anti-insertion piece shown, image 3 shown figure 1 left view of and Figure 4 The top view of 3 shown; the double-layer closed zipper includes a chain base 1, an upper chain 2, a lower chain 3 and a steel tape measure 4, and the chain base 1 is connected with the upper chain 2, the lower chain 3 and the steel tape measure 4; the chain base 1 is provided with Left upper chain slot 5, right upper chain slot 6, left lower chain slot 7 and right lower chain slot 8, upper chain 2 includes left upper chain 9, right upper chain 10, chain head sealer 11 and chain tail sealer 12, lower chain 3 includes There are lower left chain 13 and lower right chain 14; upper left chain 9, upper right chain 10, lower l...
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The invention discloses a double-layer closed zipper. The double-layer closed zipper comprises a zipper base, an upper zipper strip, a lower zipper strip and a steel tape rule, wherein a left upper zipper slot, a right upper zipper slot, a left lower zipper slot and a right lower zipper slot are formed in the zipper base; the upper zipper strip comprises a left upper zipper strip, a right upper zipper strip, a zipper head sealing component and a zipper tail sealing component; the lower zipper strip comprises a left lower zipper strip and a right lower zipper strip; the steel tape rule comprises a shell and a steel tape; the steel tape is positioned above the zipper base; the left upper zipper strip is provided with left upper zipper buckles, left insertion-preventing sheets and left upper zipper cloth; the right upper zipper strip is provided with right upper zipper buckles, right insertion-preventing sheets and right upper zipper cloth. During use, the double-layer closed zipper is arranged on a luggage case, and is provided with the two layers of zipper strips and the steel tape rule, the upper zipper strip is provided with the left insertion-preventing sheets and the right insertion-preventing sheets, the left insertion-preventing sheets and the right insertion-preventing sheets are used for blocking gaps between the left upper zipper buckles and the right upper zipper buckles, and the steel tape of the steel tape rule is used for blocking the two layers of zipper strips, so that the difficulty for a lawbreaker to open the zipper through insertion of a sharp device is increased.
Description
technical field [0001] The invention relates to a safety zipper, in particular to a double-layer closed zipper. Background technique [0002] At present, the zippers used in suitcases or luggage bags are not strong enough. In the process of use, criminals insert a sharp object into the zippers to cut the zippers. A double-layer closed zipper that prevents the zipper from being cut has been developed It becomes necessary to improve zipper strength and anti-theft. Contents of the invention [0003] The purpose of the present invention is to overcome the deficiencies of the prior art and provide a double-layer closed slide fastener for improving the strength of the slide fastener and improving the anti-theft performance of the slide fastener. [0004] The technical solution adopted in the present invention is: the double-layer closed zipper includes a chain seat, an upper chain, a lower chain and a steel tape, and the chain seat is connected with the upper chain, the lower c...
Claims
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IPC IPC(8): A44B19/34A44B19/24A44B19/30
CPCA44B19/24A44B19/308A44B19/34
Inventor 郑运婷
Owner 郑运婷