CN105639884A

CN105639884A - Double-layer up-down anti-unfastening zipper through insertion

Info

Publication number: CN105639884A
Application number: CN201610140374.2A
Authority: CN
Inventors: 郑运婷
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-03-13
Filing date: 2016-03-13
Publication date: 2016-06-08
Also published as: WO2017157240A1

Abstract

The invention discloses a double-layer up-down anti-unfastening zipper through insertion. The double-layer up-down anti-unfastening zipper through insertion comprises a zipper base, an upper zipper strip, a lower zipper strip and a steel tape rule, wherein the upper zipper strip comprises a left upper zipper strip and a right upper zipper strip; the lower zipper strip comprises a left lower zipper strip and a right lower zipper strip; the left upper zipper strip is provided with left upper insertion-preventing sheets and left upper zipper hooks; the right upper zipper strip is provided with right upper insertion-preventing sheets and right upper zipper hooks; the left lower zipper strip is provided with left lower zipper buckles and left lower zipper cloth; each left lower zipper buckle is provided with a left lower insertion-preventing sheet and a left lower zipper hook; the right lower zipper strip is provided with right lower insertion-preventing sheets and right lower zipper hooks; the steel tape rule is provided with an upper steel tape and a lower steel tape. During use, the double-layer up-down anti-unfastening zipper through insertion is arranged on a luggage case, the left upper insertion-preventing sheets and the right upper insertion-preventing sheets are used for blocking gaps between left upper zipper buckles and right upper zipper buckles, the left lower insertion-preventing sheets and the right lower insertion-preventing sheets are used for blocking gaps between the left lower zipper buckles and the right lower zipper buckles, and the upper steel tape and the lower steel tape are used for blocking the upper zipper strip and the lower zipper strip, so that the difficulty for a lawbreaker to open the zipper through insertion of a sharp device is increased.

Description

Bilayer is anti-plug zipper up and down

Technical field

The present invention relates to a kind of safety zip fastener, particularly a kind of bilayer anti-plug zipper up and down.

Background technology

At present, the slide fastener that luggage case or duffel bag use, due to the insufficient strength of slide fastener, in the process used, lawless person inserts slide fastener with sharp weapon, it is possible to scratched by slide fastener, and a kind of bilayer preventing slide fastener from being scratched anti-plug zipper up and down has become raising slide fastener intensity and antitheft needs.

Summary of the invention

It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of bilayer anti-plug zipper up and down, for improving slide fastener intensity and improving the theftproof performance of slide fastener.

The technical solution adopted in the present invention is: bilayer is anti-plug zipper up and down, includes chain seat, upper chain, lower chain and ribbon, and ribbon includes ribbon and lower ribbon, and chain seat is connected with the shell of upper chain, lower chain and ribbon; Chain seat is provided with upper left key way, upper right key way, lower-left key way and bottom right key way, upper chain includes upper left chain, upper right chain, chain head sealed piece and last-of-chain sealed piece, lower chain includes lower-left chain and bottom right chain, and upper left chain, upper right chain, lower-left chain and bottom right chain are connected with chain head sealed piece and last-of-chain sealed piece; Upper left chain is connected with upper left key way, and upper right chain is connected with upper right key way, lower-left chain and lower-left key way, bottom right chain and bottom right key way; Upper left chain is provided with upper left cuff link and upper left chain cloth, and upper left cuff link is connected with upper left chain cloth, and upper left cuff link is provided with upper left Anti-inserting piece and upper left chain hook, and upper left cuff link, upper left Anti-inserting piece and upper left chain hook are made up of the material of one; Upper right chain is provided with upper right cuff link and upper right chain cloth, and upper right cuff link is connected with upper right chain cloth, and upper right cuff link is provided with upper right Anti-inserting piece and upper right chain hook, and upper right cuff link, upper right Anti-inserting piece and upper right chain hook are made up of the material of one; Lower-left chain is provided with lower-left cuff link and lower-left chain cloth, and lower-left cuff link is connected with lower-left chain cloth, and lower-left cuff link is provided with lower-left Anti-inserting piece and lower-left chain hook, and lower-left cuff link, lower-left Anti-inserting piece and lower-left chain hook are made up of the material of one; Bottom right chain is provided with bottom right cuff link and bottom right chain cloth, and bottom right cuff link is connected with bottom right chain cloth, and bottom right cuff link is provided with bottom right Anti-inserting piece and bottom right chain hook, and bottom right cuff link, bottom right Anti-inserting piece and bottom right chain hook are made up of the material of one;Upper ribbon is provided with spring tape, and the upper head end of upper spring tape is connected with the chain head sealed piece of upper chain, upper spring tape and upper left chain hook and dynamic with upper right chain hook be connected, and upper spring tape is positioned at the top of chain seat; Lower ribbon is provided with lower spring tape, and the lower head end of lower spring tape is connected with the chain head sealed piece of upper chain, and lower spring tape is dynamic with lower-left chain hook and bottom right chain hook to be connected, and lower spring tape is positioned at the lower section of chain seat; Upper left Anti-inserting piece position between the cuff link of each upper left, upper right Anti-inserting piece position between each upper right cuff link, utilize upper left Anti-inserting piece and upper right Anti-inserting piece to seal the gap between upper left cuff link and upper right cuff link; Lower-left Anti-inserting piece position between the cuff link of each lower-left, bottom right Anti-inserting piece position between the cuff link of each bottom right, utilize lower-left Anti-inserting piece and bottom right Anti-inserting piece to seal the gap between lower-left cuff link and bottom right cuff link; Increase lawless person and insert out the difficulty of chain and lower chain; When lawless person with sharp weapon insert upper chain and time lower chain, sharp weapon are blocked by upper spring tape and lower spring tape, make lawless person be difficult to insert and drive chain and lower chain.

The using method of the double-deck anti-plug zipper of two-fold is: during use, upper left chain cloth, lower-left chain cloth, upper right chain cloth and bottom right chain cloth is connected with the case mouth of luggage case, and makes the handle on ribbon be positioned at outside luggage case; When closing luggage case, hands grabs handle traction ribbon and chain seat moves, and it is mobile that chain seat follows handle, makes upper left chain and upper right chain clutch buckle be connected together, and makes lower-left chain and bottom right chain clutch buckle be connected together, is closed by the case mouth of luggage case; Upper ribbon is followed chain seat and is moved, and upper spring tape is drawn out along with upper ribbon moves, and the upper spring tape of pull-out is buckled in above chain seat by upper left chain hook and upper right chain hook, is sealed by the Guan Bi mouth of upper left chain Yu upper right chain; Meanwhile, lower ribbon is followed chain seat and is moved, and lower spring tape is drawn out along with lower ribbon moves, and the lower spring tape of pull-out is buckled in below chain seat by lower-left chain hook and bottom right chain hook, is sealed by the Guan Bi mouth of lower-left chain and bottom right chain; When upper left chain and upper right chain Guan Bi, upper left Anti-inserting piece moves into place the position between a upper left cuff link and another upper left cuff link, and upper right Anti-inserting piece moves into place position between a upper right cuff link and another upper right cuff link, utilize upper left Anti-inserting piece to block the gap between a upper left cuff link and another upper left cuff link, utilize upper right Anti-inserting piece to block the gap between a upper right cuff link and another upper right cuff link; When lower-left chain and bottom right chain Guan Bi, lower-left Anti-inserting piece moves into place the position between a lower-left cuff link and another lower-left cuff link, and bottom right Anti-inserting piece moves into place position between a bottom right cuff link and another bottom right cuff link, utilize lower-left Anti-inserting piece to block the gap between a lower-left cuff link and another lower-left cuff link, utilize bottom right Anti-inserting piece to block the gap between a bottom right cuff link and another bottom right cuff link; Increasing lawless person utilizes sharp weapon to insert out the difficulty of slide fastener; When opening the case mouth of luggage case, being moved by haulage chain seat opposite direction of shaking hands with hands, it is mobile that chain seat follows handle, makes the upper left chain of Guan Bi separate with upper right chain, and makes inc lower-left chain and bottom right chain; Meanwhile, upper spring tape is followed chain seat opposite direction and is moved, and upper spring tape is regained in ribbon under the elastic force effect of upper ribbon torsion spring; And lower spring tape follows chain seat opposite direction and moves, lower spring tape regain under the elastic force effect of lower ribbon torsion spring under in ribbon.

The invention has the beneficial effects as follows: during use, bilayer anti-plug zipper up and down is arranged on luggage case, bilayer anti-plug zipper up and down is provided with chain, lower chain, upper ribbon and lower ribbon, upper chain is provided with upper left Anti-inserting piece and upper right Anti-inserting piece, lower chain is provided with lower-left Anti-inserting piece and bottom right Anti-inserting piece, upper left Anti-inserting piece and upper right Anti-inserting piece is utilized to seal the gap between upper left cuff link and upper right cuff link, lower-left Anti-inserting piece and bottom right Anti-inserting piece is utilized to seal the gap between lower-left cuff link and bottom right cuff link, in utilization, spring tape and lower spring tape seal chain and lower chain, when lawless person utilizes sharp weapon to insert upper chain and lower chain, increase lawless person and insert out the difficulty of slide fastener with sharp weapon.

Accompanying drawing explanation

Fig. 1 is the structural representation of double-deck anti-plug zipper up and down;

Fig. 2 is the right view of Fig. 1;

Fig. 3 is upper right Anti-inserting piece and the partial schematic diagram of upper right Anti-inserting piece;

Fig. 4 is bottom right Anti-inserting piece and the partial schematic diagram of bottom right Anti-inserting piece.

Detailed description of the invention

Below in conjunction with accompanying drawing, the present invention is further detailed:

The bottom right Anti-inserting piece of the upper left Anti-inserting piece shown in the right view of Fig. 1, Fig. 3 and Fig. 1 shown in the partial schematic diagram of upper right Anti-inserting piece, Fig. 4 shown in the structural representation of anti-plug zipper up and down of the bilayer shown in Fig. 1, Fig. 2 and the partial schematic diagram of bottom right Anti-inserting piece; Bilayer is anti-plug zipper up and down, includes chain seat 1, upper chain 2, lower chain 3 and ribbon 4, and ribbon 4 includes ribbon 5 and lower ribbon 6, and chain seat 1 is connected with the shell 7 of upper chain 2, lower chain 3 and ribbon 4; Chain seat 1 is provided with upper left key way 8, upper right key way 9, lower-left key way 10 and bottom right key way 11, upper chain 2 includes upper left chain 12, upper right chain 13, chain head sealed piece 14 and last-of-chain sealed piece 15, lower chain 3 includes lower-left chain 16 and bottom right chain 17, and upper left chain 12, upper right chain 13, lower-left chain 16 and bottom right chain 17 are connected with chain head sealed piece 14 and last-of-chain sealed piece 15; Upper left chain 12 is connected with upper left key way 8, and upper right chain 13 is connected with upper right key way 9, lower-left chain 16 and lower-left key way 10, bottom right chain 17 and bottom right key way 11; Upper left chain 12 is provided with upper left cuff link 18 and upper left chain cloth 19, upper left cuff link 18 is connected with upper left chain cloth 19, upper left cuff link 18 is provided with upper left Anti-inserting piece 20 and upper left chain hook 21, and upper left cuff link 18, upper left Anti-inserting piece 20 and upper left chain hook 21 are made up of the material of one; Upper right chain 13 is provided with upper right cuff link 22 and upper right chain cloth 23, upper right cuff link 22 is connected with upper right chain cloth 23, upper right cuff link 22 is provided with upper right Anti-inserting piece 24 and upper right chain hook 25, and upper right cuff link 22, upper right Anti-inserting piece 24 and upper right chain hook 25 are made up of the material of one; Lower-left chain 16 is provided with lower-left cuff link 26 and lower-left chain cloth 27, lower-left cuff link 26 is connected with lower-left chain cloth 27, lower-left cuff link 26 is provided with lower-left Anti-inserting piece 28 and lower-left chain hook 29, and lower-left cuff link 26, lower-left Anti-inserting piece 28 and lower-left chain hook 29 are made up of the material of one; Bottom right chain 17 is provided with bottom right cuff link 30 and bottom right chain cloth 31, bottom right cuff link 30 is connected with bottom right chain cloth 31, bottom right cuff link 30 is provided with bottom right Anti-inserting piece 32 and bottom right chain hook 33, and bottom right cuff link 30, bottom right Anti-inserting piece 32 and bottom right chain hook 33 are made up of the material of one; Upper ribbon 5 is provided with spring tape 34, and the upper head end 35 of upper spring tape 34 is connected with the chain head sealed piece 14 of upper chain 2, upper spring tape 34 and upper left chain hook 21 and dynamic with upper right chain hook 22 be connected, and upper spring tape 34 is positioned at the top of chain seat 1; Lower ribbon 6 is provided with lower spring tape 36, and the lower head end 37 of lower spring tape 36 is connected with the chain head sealed piece 14 of upper chain 2, and lower spring tape 36 moves be connected with lower-left chain hook 29 and bottom right chain hook 33, and lower spring tape 36 is positioned at the lower section of chain seat 1; The upper left Anti-inserting piece 20 position between each upper left cuff link 18, the upper right Anti-inserting piece 24 position between each upper right cuff link 22, utilize upper left Anti-inserting piece 20 and upper right Anti-inserting piece 24 to seal the gap between upper left cuff link 18 and upper right cuff link 22; The lower-left Anti-inserting piece 28 position between each lower-left cuff link 26, the bottom right Anti-inserting piece 32 position between each bottom right cuff link 30, utilize lower-left Anti-inserting piece 28 and bottom right Anti-inserting piece 32 to seal the gap between lower-left cuff link 26 and bottom right cuff link 30;Increase lawless person and insert out chain 2 and the difficulty of lower chain 3; When lawless person with sharp weapon insert upper chain 2 and time lower chain 3, sharp weapon are blocked by upper spring tape 34 and lower spring tape 36, make lawless person be difficult to insert and drive chain 2 and lower chain 3.

In order to implement to utilize upper spring tape 34 and lower spring tape 36 to seal upper chain 2 and lower chain, chain seat 1 includes upper link plate 38, upper conjunction chain post 39, intermediate plate 40, lower conjunction chain post 41 and lower carrier bar 42, upper link plate 38 is connected with upper conjunction chain post 39, upper conjunction chain post 39 is connected with intermediate plate 40, intermediate plate 40 is connected with lower conjunction chain post 41, and lower conjunction chain post 41 is connected with lower carrier bar 42; Or, upper link plate 38, upper conjunction chain post 39, intermediate plate 40, lower conjunction chain post 41 and lower carrier bar 42 are made up of the material of one; Upper spring tape 34 is between upper left chain hook 21 and upper right chain hook 25, and lower spring tape 36 is between lower-left chain hook 29 and bottom right chain hook 33; Upper link plate 38 is provided with upper block 43, and upper spring tape 34 is connected with chain head sealed piece 14 through upper block 43, and shell 7 is connected with upper link plate 38; Lower carrier bar 42 is provided with lower tumbler 44, and lower spring tape 36 is connected with chain head sealed piece 14 through lower tumbler 44, and shell 7 is provided with handle 45;

In order to keep the removable performance of chain seat 1, and spring tape 34 and lower spring tape 36 is avoided to depart from chain seat 1; Distance between upper left chain hook 21 and upper right chain hook 25, more than the width of upper spring tape 34, makes spring tape 34 can move between upper left chain hook 21 and upper right chain hook 25; Distance between lower-left chain hook 29 and bottom right chain hook 33, more than the width of lower spring tape 36, makes lower spring tape 36 can move between lower-left chain hook 29 and bottom right chain hook 33; Distance between upper left chain hook 21 and upper right chain hook 25, more than the width of upper link plate 38, makes upper link plate 38 can move between upper left chain hook 21 and upper right chain hook 25; Distance between lower-left chain hook 29 and bottom right chain hook 33, more than the width of lower carrier bar 42, makes lower carrier bar 42 can move between lower-left chain hook 29 and bottom right chain hook 33.

In order to avoid upper spring tape 34 and lower spring tape 36 depart from chain seat 1, the upper left hook tail 46 of upper left chain hook 21 to the distance of the upper right hook tail 47 of upper right chain hook 25 less than the width of upper spring tape 34, in order to avoid upper spring tape 34 departs from upper left chain hook 21 and upper right chain hook 25; The lower-left hook tail 48 of lower-left chain hook 29 arrives the distance width less than lower spring tape 36 of the bottom right hook tail 49 of bottom right chain hook 33, in order to avoid lower spring tape 36 departs from lower-left chain hook 29 and bottom right chain hook 33; Upper spring tape 34 is between upper left hook tail 46 and upper right hook tail 47 and upper link plate 38, and upper left hook tail 46 and upper right hook tail 47 are positioned at above spring tape 34, and upper link plate 38 is positioned at below spring tape 34; Lower spring tape 36 is between lower-left hook tail 48 and bottom right hook tail 49 and lower carrier bar 42, and lower spring tape 36 is positioned at above lower-left hook tail 48 and bottom right hook tail 49, and lower carrier bar 42 is positioned at above lower spring tape 36.

In order to keep the activity performance of upper left cuff link 18, upper right cuff link 22, lower-left cuff link 26 and bottom right cuff link 30, bigger than the width of upper left Anti-inserting piece 20 0.2 millimeter to 0.5 millimeter of the gap, upper left 50 between a upper left cuff link 18 and another upper left cuff link 18; Bigger than the width of upper right Anti-inserting piece 24 0.2 millimeter to 0.5 millimeter of upper right gap 51 between one upper right cuff link 22 and another upper right cuff link 22; Bigger than the width of lower-left Anti-inserting piece 28 0.2 millimeter to 0.5 millimeter of gap, lower-left 52 between one lower-left cuff link 26 and another lower-left cuff link 26;Bigger than the width of bottom right Anti-inserting piece 32 0.2 millimeter to 0.5 millimeter of gap, bottom right 53 between one bottom right cuff link 30 and another bottom right cuff link 30; The width of upper left cuff link 18 is equal with the width of upper right cuff link 22; The width of upper left Anti-inserting piece 20 is equal with the width of upper right Anti-inserting piece 24; The width of upper left cuff link 18 is equal with the width of upper left Anti-inserting piece 20, and the width of upper right cuff link 22 is equal with the width of upper right Anti-inserting piece 24; The width of lower-left cuff link 26 is equal with the width of bottom right cuff link 30; The width of lower-left Anti-inserting piece 28 is equal with the width of bottom right Anti-inserting piece 32; The width of lower-left cuff link 26 is equal with the width of lower-left Anti-inserting piece 28, and the width of bottom right cuff link 30 is equal with the width of bottom right Anti-inserting piece 32; The width of upper left cuff link 18 is equal with the width of lower-left cuff link 26, and the width of upper right cuff link 22 is equal with the width of bottom right cuff link 30; The width of upper left Anti-inserting piece 20 is equal with the width of lower-left Anti-inserting piece 28, and the width of upper right Anti-inserting piece 24 is equal with the width of bottom right Anti-inserting piece 32.

In order to utilize lockset to be pinned by chain seat 1, chain seat 1 is provided with dynamic lockhole 54, and last-of-chain sealed piece 15 is provided with lock hole 55, utilizes lockset chain seat 1 and last-of-chain sealed piece 15 to be locked together to facilitate.

The using method of double-deck anti-plug zipper up and down is: during use, upper left chain cloth 19, lower-left chain cloth 27, upper right chain cloth 23 and bottom right chain cloth 31 is connected with the case mouth of luggage case, and makes the handle 45 on ribbon 4 be positioned at outside luggage case; When closing luggage case, hands grabs handle 45 traction ribbon 4 and chain seat 1 moves, and chain seat 1 is followed handle 45 and moved, and makes upper left chain 12 and upper right chain 13 clutch buckle be connected together, and make lower-left chain 16 and bottom right chain 17 clutch buckle be connected together, the case mouth of luggage case is closed; Upper ribbon 5 is followed chain seat 1 and is moved, and upper spring tape 34 is drawn out along with upper ribbon 5 moves, and the upper spring tape 34 of pull-out is buckled in above chain seat 1 by upper left chain hook 21 and upper right chain hook 25, is sealed by the Guan Bi mouth of upper left chain 12 with upper right chain 13; Meanwhile, lower ribbon 6 is followed chain seat 1 and is moved, and lower spring tape 36 is drawn out along with lower ribbon 6 moves, and the lower spring tape 36 of pull-out is buckled in below chain seat 1 by lower-left chain hook 29 and bottom right chain hook 33, is sealed by the Guan Bi mouth of lower-left chain 16 and bottom right chain 17; When upper left chain 12 and upper right chain 13 close, upper left Anti-inserting piece 20 moves into place the position between a upper left cuff link 18 and another upper left cuff link 18, and upper right Anti-inserting piece 24 moves into place position between a upper right cuff link 22 and another upper right cuff link 22, utilize upper left Anti-inserting piece 20 to block the gap between a upper left cuff link 18 and another upper left cuff link 18, utilize upper right Anti-inserting piece 24 to block the gap between a upper right cuff link 22 and another upper right cuff link 22; When lower-left chain 16 and bottom right chain 17 close, lower-left Anti-inserting piece 28 moves into place the position between a lower-left cuff link 26 and another lower-left cuff link 26, and bottom right Anti-inserting piece 32 moves into place position between a bottom right cuff link 30 and another bottom right cuff link 30, utilize lower-left Anti-inserting piece 28 to block the gap between a lower-left cuff link 26 and another lower-left cuff link 26, utilize bottom right Anti-inserting piece 32 to block the gap between a bottom right cuff link 30 and another bottom right cuff link 30; Increasing lawless person utilizes sharp weapon to insert out the difficulty of slide fastener; When opening the case mouth of luggage case, being moved by 45 haulage chain seat 1 opposite directions of shaking hands with hands, chain seat 1 is followed handle 45 and is moved, and makes the upper left chain 12 of Guan Bi separate with upper right chain 13, and makes inc lower-left chain 16 and bottom right chain 17;Meanwhile, upper spring tape 34 is followed chain seat 1 opposite direction and is moved, and upper spring tape 34 is regained in ribbon 5 under the elastic force effect of upper ribbon 5 torsion spring; And lower spring tape 36 follows chain seat 1 opposite direction and moves, lower spring tape 36 regain under the elastic force effect of lower ribbon 6 torsion spring under in ribbon 6.

During described anti-plug zipper closure luggage case, hands grabs handle 45 haulage chain seats 1 and shell 7 moves, upper left cuff link 18 and upper left Anti-inserting piece 20 are imported by upper left key way 8, upper right cuff link 22 and upper right Anti-inserting piece 24 are imported by upper right key way 9, the upper left key way 8 and the upper right key way 9 that utilize chain seat 1 move and make upper left cuff link 18 and upper right cuff link 22 be connected, meanwhile, upper left Anti-inserting piece 20 is followed upper left cuff link 18 and is moved to the position in the gap, upper left 50 between a upper left cuff link 18 and another upper left cuff link 18; Upper right Anti-inserting piece 24 is followed upper right cuff link 22 and is moved to the position in the upper right gap 51 between a upper right cuff link 22 and another upper right cuff link 22; Lower-left cuff link 26 and lower-left Anti-inserting piece 28 are imported by lower-left key way 10, and bottom right cuff link 29 and bottom right Anti-inserting piece 32 are imported by bottom right key way 11, utilize lower-left key way 10 to import and bottom right key way 11 moves and makes lower-left cuff link 26 and bottom right cuff link 29 be connected; Meanwhile, lower-left Anti-inserting piece 28 is followed lower-left cuff link 26 and is moved to the position in the gap, lower-left 52 between a lower-left cuff link 26 and another lower-left cuff link 26; Bottom right Anti-inserting piece 32 is followed bottom right cuff link 30 and is moved to the position in the gap, bottom right 53 between a bottom right cuff link 30 and another bottom right cuff link 30; Meanwhile, upper ribbon 5 is followed chain seat 1 and is moved, and upper spring tape 34 is drawn out along with upper ribbon 5 moves, and the upper spring tape 34 of pull-out is buckled between upper left chain hook 21 and upper right chain hook 25 and upper link plate 38; And lower ribbon 6 follows chain seat 1 and move, lower spring tape 36 is drawn out along with lower ribbon 6 moves, and the lower spring tape 36 of pull-out is buckled between lower-left chain hook 29 and bottom right chain hook 33 and lower carrier bar 42.

Described chain seat 1 follows handle 45 to when the direction of chain 2 is moved in Guan Bi, the upper left hook tail 46 of upper left the chain hook 21 and upper right hook tail 47 of upper right chain hook 25 follows upper left cuff link 18 and upper right cuff link 22 moves, when upper left cuff link 18 and upper right cuff link 22 clutch buckle are connected together, upper left hook tail 46 and upper right hook tail 47 distance, less than the width of upper spring tape 34, make spring tape 34 be buckled within upper left chain hook 21 and upper right chain hook 25; And the bottom right hook tail 49 of the lower-left hook tail 48 of lower-left chain hook 29 and bottom right chain hook 33 follows lower-left cuff link 26 and bottom right cuff link 30 moves, when lower-left cuff link 26 and bottom right cuff link 30 clutch buckle are connected together, lower-left hook tail 48 and the bottom right hook tail 49 distance width less than lower spring tape 36, makes lower spring tape 36 be buckled within lower-left chain hook 29 and bottom right chain hook 33.

When described upper left chain 12 is connected together with upper right chain 13 clutch buckle, upper ribbon 5 is followed chain seat 1 and is moved, upper link plate 38 is followed handle 45 and is moved between upper left chain hook 21 and upper right chain hook 25, and the length that upper spring tape 34 is pulled out is directly proportional or equal with the length that upper right chain 13 closes with upper left chain 12; And lower ribbon 6 follows chain seat 1 and moves, when lower-left chain 16 and bottom right chain 17 clutch buckle are connected together, lower carrier bar 42 is followed handle 45 and is moved between lower-left chain hook 29 and bottom right chain hook 33, and the length that lower spring tape 36 is pulled out is directly proportional or equal with the length that bottom right chain 17 closes with lower-left chain 16.

When described upper left chain 12 is separated by closure state with upper right chain 13, upper ribbon 5 is followed chain seat 1 and is moved, upper link plate 38 is followed handle 45 and is moved between upper left chain hook 21 and upper right chain hook 25, and upper spring tape 34 is retracted the length of ribbon 5 and is directly proportional or equal with the length that upper right chain 13 separates with upper left chain 12; And lower ribbon 6 follows chain seat 1 and move, lower carrier bar 42 is followed handle 45 and is moved between lower-left chain hook 29 and bottom right chain hook 33, and lower spring tape 36 is retracted the length of lower ribbon 6 and is directly proportional or equal with the length that bottom right chain 17 separates with lower-left chain 16.

When described upper left chain 12 closes with upper right chain 13, chain seat 1 is to last-of-chain sealed piece 15 direction movement, and upper left cuff link 18 and upper right cuff link 22 constantly close along with the movement of chain seat 1; When upper left cuff link 18 separates with upper right cuff link 22, chain seat 1 to chain head sealed piece 14 direction movement, the movement along with chain seat 1 of upper left cuff link 18 and upper right cuff link 22 and constantly separate; When lower-left chain 16 and bottom right chain 17 close, chain seat 1 is to last-of-chain sealed piece 15 direction movement, and lower-left cuff link 26 and bottom right cuff link 30 constantly close along with the movement of chain seat 1; When lower-left cuff link 26 separates with bottom right cuff link 30, chain seat 1 to chain head sealed piece 14 direction movement, the movement along with chain seat 1 of lower-left cuff link 26 and bottom right cuff link 30 and constantly separate.

Described each upper left Anti-inserting piece 20 is dynamic with adjacent upper left cuff link 18 to be connected, and each upper right Anti-inserting piece 24 is dynamic with adjacent upper right cuff link 22 to be connected; Each lower-left Anti-inserting piece 28 is dynamic with adjacent lower-left cuff link 26 to be connected, and each bottom right Anti-inserting piece 32 is dynamic with adjacent bottom right cuff link 30 to be connected.

For the frictional force reducing upper spring tape 34 and lower spring tape 36 moves, upper block 43 is hinged with upper link plate 38, and lower tumbler 44 is hinged with lower carrier bar 42; When upper left cuff link 18 closes with upper right cuff link 22 or separates, upper spring tape 34 is dynamic with upper block 43 to be connected; When lower-left cuff link 26 closes with bottom right cuff link 29 or separates, lower spring tape 36 is dynamic with lower tumbler 44 to be connected.

Claims

1. bilayer anti-plug zipper up and down, it is characterized in that: described bilayer is anti-plug zipper up and down, include chain seat (1), upper chain (2), lower chain (3) and ribbon (4), ribbon (4) includes ribbon (5) and lower ribbon (6), and chain seat (1) is connected with the shell (7) of upper chain (2), lower chain (3) and ribbon (4); Chain seat (1) is provided with upper left key way (8), upper right key way (9), lower-left key way (10) and bottom right key way (11), upper chain (2) includes upper left chain (12), upper right chain (13), chain head sealed piece (14) and last-of-chain sealed piece (15), lower chain (3) includes lower-left chain (16) and bottom right chain (17), and upper left chain (12), upper right chain (13), lower-left chain (16) and bottom right chain (17) are connected with chain head sealed piece (14) and last-of-chain sealed piece (15); Upper left chain (12) is connected with upper left key way (8), and upper right chain (13) is connected with upper right key way (9), lower-left chain (16) and lower-left key way (10), bottom right chain (17) and bottom right key way (11); Upper left chain (12) is provided with upper left cuff link (18) and upper left chain cloth (19), upper left cuff link (18) is connected with upper left chain cloth (19), upper left cuff link (18) is provided with upper left Anti-inserting piece (20) and upper left chain hook (21), and upper left cuff link (18), upper left Anti-inserting piece (20) and upper left chain hook (21) are made up of the material of one;Upper right chain (13) is provided with upper right cuff link (22) and upper right chain cloth (23), upper right cuff link (22) is connected with upper right chain cloth (23), upper right cuff link (22) is provided with upper right Anti-inserting piece (24) and upper right chain hook (25), and upper right cuff link (22), upper right Anti-inserting piece (24) and upper right chain hook (25) are made up of the material of one; Lower-left chain (16) is provided with lower-left cuff link (26) and lower-left chain cloth (27), lower-left cuff link (26) is connected with lower-left chain cloth (27), lower-left cuff link (26) is provided with lower-left Anti-inserting piece (28) and lower-left chain hook (29), and lower-left cuff link (26), lower-left Anti-inserting piece (28) and lower-left chain hook (29) are made up of the material of one; Bottom right chain (17) is provided with bottom right cuff link (30) and bottom right chain cloth (31), bottom right cuff link (30) is connected with bottom right chain cloth (31), bottom right cuff link (30) is provided with bottom right Anti-inserting piece (32) and bottom right chain hook (33), and bottom right cuff link (30), bottom right Anti-inserting piece (32) and bottom right chain hook (33) are made up of the material of one; Upper ribbon (5) is provided with spring tape (34), the upper head end (35) of upper spring tape (34) is connected with chain head sealed piece (14) of upper chain (2), upper spring tape (34) and upper left chain hook (21) and dynamic with upper right chain hook (22) be connected, upper spring tape (34) is positioned at the top of chain seat (1); Lower ribbon (6) is provided with lower spring tape (36), the lower head end (37) of lower spring tape (36) is connected with chain head sealed piece (14) of upper chain (2), lower spring tape (36) is dynamic with lower-left chain hook (29) and bottom right chain hook (33) to be connected, and lower spring tape (36) is positioned at the lower section of chain seat (1); Upper left Anti-inserting piece (20) is positioned at the position between each upper left cuff link (18), upper right Anti-inserting piece (24) is positioned at the position between each upper right cuff link (22), utilizes upper left Anti-inserting piece (20) and upper right Anti-inserting piece (24) to seal the gap between upper left cuff link (18) and upper right cuff link (22); Lower-left Anti-inserting piece (28) is positioned at the position between each lower-left cuff link (26), bottom right Anti-inserting piece (32) is positioned at the position between each bottom right cuff link (30), utilizes lower-left Anti-inserting piece (28) and bottom right Anti-inserting piece (32) to seal the gap between lower-left cuff link (26) and bottom right cuff link (30); Increase lawless person inserts and opens chain (2) and the difficulty of lower chain (3); When lawless person with sharp weapon insert upper chain (2) and time lower chain (3), sharp weapon are blocked by upper spring tape (34) and lower spring tape (36), make lawless person be difficult to insert and drive chain (2) and lower chain (3).

2. bilayer according to claim 1 anti-plug zipper up and down, it is characterized in that: described chain seat (1) includes upper link plate (38), upper conjunction chain post (39), intermediate plate (40), lower conjunction chain post (41) and lower carrier bar (42), upper link plate (38) is connected with upper conjunction chain post (39), upper conjunction chain post (39) is connected with intermediate plate (40), intermediate plate (40) is connected with lower conjunction chain post (41), and lower conjunction chain post (41) is connected with lower carrier bar (42); Or, upper link plate (38), upper conjunction chain post (39), intermediate plate (40), lower conjunction chain post (41) and lower carrier bar (42) are made up of the material of one; Upper spring tape (34) is positioned between upper left chain hook (21) and upper right chain hook (25), and lower spring tape (36) is positioned between lower-left chain hook (29) and bottom right chain hook (33).

3. bilayer according to claim 2 anti-plug zipper up and down, it is characterized in that: described upper link plate (38) is provided with upper block (43), upper spring tape (34) is connected with chain head sealed piece (14) through upper block (43), and shell (7) is connected with upper link plate (38); Lower carrier bar (42) is provided with lower tumbler (44), and lower spring tape (36) is connected with chain head sealed piece (14) through lower tumbler (44), and shell (7) is provided with handle (45).

4. bilayer according to claim 1 anti-plug zipper up and down, it is characterized in that: the distance between described upper left chain hook (21) and upper right chain hook (25), more than the width of upper spring tape (34), makes spring tape (34) can move between upper left chain hook (21) and upper right chain hook (25); Distance between lower-left chain hook (29) and bottom right chain hook (33), more than the width of lower spring tape (36), makes lower spring tape (36) can move between lower-left chain hook (29) and bottom right chain hook (33).

5. bilayer according to claim 1 anti-plug zipper up and down, it is characterized in that: the distance between described upper left chain hook (21) and upper right chain hook (25), more than the width of upper link plate (38), makes upper link plate (38) can move between upper left chain hook (21) and upper right chain hook (25); Distance between lower-left chain hook (29) and bottom right chain hook (33), more than the width of lower carrier bar (42), makes lower carrier bar (42) can move between lower-left chain hook (29) and bottom right chain hook (33).

6. bilayer according to claim 1 anti-plug zipper up and down, it is characterized in that: upper left hook tail (46) of described upper left chain hook (21) to the distance of upper right hook tail (47) of upper right chain hook (25) less than the width of upper spring tape (34), in order to avoid upper spring tape (34) departs from upper left chain hook (21) and upper right chain hook (25); Lower-left hook tail (48) of lower-left chain hook (29) to the distance of bottom right hook tail (49) of bottom right chain hook (33) less than the width of lower spring tape (36), in order to avoid lower spring tape (36) departs from lower-left chain hook (29) and bottom right chain hook (33).

7. bilayer according to claim 1 anti-plug zipper up and down, it is characterized in that: described upper spring tape (34) is positioned between upper left hook tail (46) and upper right hook tail (47) and upper link plate (38), upper left hook tail (46) and upper right hook tail (47) are positioned at above spring tape (34), and upper link plate (38) is positioned at below spring tape (34); Lower spring tape (36) is positioned between lower-left hook tail (48) and bottom right hook tail (49) and lower carrier bar (42), lower spring tape (36) is positioned at lower-left hook tail (48) and bottom right hook tail (49) above, and lower carrier bar (42) is positioned at lower spring tape (36) above.

8. bilayer according to claim 1 anti-plug zipper up and down, it is characterised in that: the gap, upper left (50) between a described upper left cuff link (18) and another upper left cuff link (18) is bigger than the width of upper left Anti-inserting piece (20); Upper right gap (51) between one upper right cuff link (22) and another upper right cuff link (22) is bigger than the width of upper right Anti-inserting piece (24); Gap, lower-left (52) between one lower-left cuff link (26) and another lower-left cuff link (26) is bigger than the width of lower-left Anti-inserting piece (28); Gap, bottom right (53) between one bottom right cuff link (30) and another bottom right cuff link (30) is bigger than the width of bottom right Anti-inserting piece (32).

9. bilayer according to claim 1 anti-plug zipper up and down, it is characterised in that: the width of described upper left cuff link (18) is equal with the width of upper right cuff link (22); The width of upper left Anti-inserting piece (20) is equal with the width of upper right Anti-inserting piece (24); The width of upper left cuff link (18) is equal with the width of upper left Anti-inserting piece (20), and the width of upper right cuff link (22) is equal with the width of upper right Anti-inserting piece (24).

10. bilayer according to claim 1 anti-plug zipper up and down, it is characterised in that: the width of described lower-left cuff link (26) is equal with the width of bottom right cuff link (30); The width of lower-left Anti-inserting piece (28) is equal with the width of bottom right Anti-inserting piece (32); The width of lower-left cuff link (26) is equal with the width of lower-left Anti-inserting piece (28), and the width of bottom right cuff link (30) is equal with the width of bottom right Anti-inserting piece (32).