WO2017157220A1

WO2017157220A1 - Double-layered directly-opposite zipper

Info

Publication number: WO2017157220A1
Application number: PCT/CN2017/076118
Authority: WO
Inventors: 郑运婷
Original assignee: 郑运婷
Priority date: 2016-03-13
Filing date: 2017-03-09
Publication date: 2017-09-21
Also published as: CN105708056A

Abstract

A double-layered directly-opposite zipper comprising a zipper base (1) and a chain (2). The zipper base (1) comprises an upper plate (3), an upper zipper-closing column (4), a middle plate (5), a lower zipper-closing column (6), and a lower plate (7). The chain comprises an upper chain (8) and a lower chain (9). The upper chain comprises a left upper chain (10) and a right upper chain (11). The left upper chain is constituted by left upper teeth (12) and a left upper tape (13). The right upper chain is constituted by right upper teeth (14) and a right upper tape (15). The lower chain comprises a left lower chain (16) and a right lower chain (17). The left lower chain is constituted by left lower teeth (18) and a left lower tape (19). The right lower chain is constituted by right lower teeth (20) and a right lower tape (21). The left upper teeth are provided with left upper insertion-proof elements (24). The right upper teeth are provided with right upper insertion-proof elements (25). The left lower teeth are provided with left lower insertion-proof elements (26). The right lower teeth are provided with right lower insertion-proof elements (27). When in use, the double-layered zipper is mounted on a piece of luggage or a luggage bag, the double-layered zipper and the insertion-proof elements are utilized to block the corresponding gaps of the chains, thus increasing the difficulty for a criminal to open the zipper by inserting a sharp tool.

Description

Double-layered zipper

Technical field

The invention relates to a zipper, in particular a double sided zipper.

Background technique

At present, the zipper used in the trunk or the duffel bag has a gap between the left and right clasps of the zipper, so that the criminals can easily insert the zipper with a sharp weapon, and a double-layered zipper that prevents the zipper from being opened becomes Improve the need for zipper security.

Summary of the invention

The object of the present invention is to overcome the deficiencies of the prior art and to provide a double-layered zipper for improving the anti-theft performance of the zipper.

The technical solution adopted by the invention is: a double-layered zipper, comprising a chain seat and a chain, the chain seat comprises an upper chain plate, an upper chain column, a middle chain plate, a lower chain column and a lower chain plate, and the upper chain The plate is connected with the upper chain column, the upper chain column is connected with the middle chain plate, the middle chain plate is connected with the lower chain column, the lower chain column is connected with the lower chain plate; the chain includes an upper chain and a lower chain; the upper chain includes There is an upper left chain and an upper right chain. The upper left chain is composed of a plurality of upper left chain buckles and a left upper chain cloth. The upper right chain is composed of a plurality of upper right chain buckles and an upper right chain cloth. The lower chain includes a lower left chain and a lower right chain, and the lower left chain. The left lower chain buckle is connected with the left lower chain cloth, and the right lower chain chain is composed of a plurality of right lower chain buckles and a right lower chain cloth; the upper left chain buckle is engaged with the upper right chain buckle, and the lower left chain buckle is engaged with the lower right chain buckle. Connecting; the lower chain is directly opposite the upper chain, and the lower chain is located directly below the upper chain; the engagement opening of the upper left and upper right fasteners is on the same vertical plane as the engagement opening of the lower left and lower right fasteners; , right upper chain cloth, left lower chain And the lower right chain cloth is connected with the chain head sealing member and the chain tail sealing member; the upper left chain buckle is provided with a left upper protection insert, the upper left chain buckle is fixedly connected with the left upper protection insert, or the upper left fastener and the left upper protection insert are composed of an integral material; The upper right chain buckle is provided with an upper right protection insert, the upper right fastener is fixedly connected with the upper right protection insert, or the upper upper buckle and the upper right protection insert are fixedly connected by an integral material; the lower left buckle is provided with a lower left protection insert, the lower left buckle and the lower left defense The plug-in is fixedly connected, or the lower left clasp and the lower left anti-plug are made of one-piece material, the lower right cuff is provided with a lower right anti-plug, the lower right cuff is fixedly connected with the lower right anti-plug, or the lower right cuff and the lower right are The insert is made of one piece of material; the upper left anti-insert is located between each upper left cuff, the upper right anti-insert is located between each upper right cuff, and the lower left anti-plug is located between each lower left cuff Position, the lower right protection plug-in is located between each lower right cufflink, and the gap between the upper left and lower right cuffs is sealed by the upper left anti-insert and the upper right anti-plug, and the lower left anti-plug and the lower right anti-plug are used. Sealing the gap between the lower left cuff and the lower right cuff increases the difficulty of inserting the chain into the chain.

The double-layered zipper is used by connecting the left upper chain cloth, the upper right chain cloth, the lower left chain cloth, and the lower right chain cloth to the trunk of the trunk or the pocket of the duffel bag, and the handle of the chain seat is used. Located outside the trunk or outside the duffel bag; when the luggage or duffel bag is closed, the hand pulls the chain to move the chain, the chain follows the handle, uses the chain to move the upper left chain to the upper right chain, and the lower left chain The lower right chain is meshed together to close the trunk of the luggage case or the pocket of the duffel bag; while the upper left chain is engaged with the upper right chain, each left upper anti-plug is moved between one upper left cuff and the other upper left cuff Position, and each right upper guard insert moves to a position between one upper right cuff and the other upper right cuff, and the left upper anti-plug is used to block the gap between one upper left cuff and the other upper left cuff, using the upper right anti-plug Blocking the gap between one upper right cuff and the other upper right cuff; while the lower left chain is engaged with the lower right chain, each lower left anti-plug moves to one The position between the lower buckle and the other lower left buckle, and each lower right protection insert moves to a position between one lower right buckle and the other lower right buckle, and a lower left buckle is used to block a lower left buckle and The gap between the lower left cufflinks uses the lower right guard to block the gap between one lower right cuff and the other lower right cuff; increase the difficulty for the criminals to use the sharps to open the zipper; open the trunk of the trunk Or when the bag mouth of the duffel bag is used, the hand pulls the chain seat in the opposite direction by hand, and the chain seat follows the handle to move, and the left upper clasp and the upper right cufflink and the engaged lower left cuff and the lower right cuff are engaged by the chain seat. Open, separating the closed upper left chain from the upper right chain and separating the closed lower left chain from the lower right chain.

The utility model has the beneficial effects that: when used, the double-layered zipper is mounted on the trunk or the duffel bag, and the double-layered zipper is provided with a double-layer zipper and a left upper anti-plug and an upper right anti-plug or a lower left anti-plug and a lower right The anti-plug-in uses a double-layer zipper and a left-side anti-insert and an anti-insert or a lower-left anti-insert and a lower-right anti-insert to block the gap of the chain, thereby increasing the difficulty of inserting the zipper with the weapon and increasing the strength of the zipper.

DRAWINGS

Figure 1 is a schematic view showing the structure of a double-faced zipper;

Figure 2 is a partial enlarged view of the upper chain;

Figure 3 is a partial enlarged view of the lower chain;

Figure 4 is a left side view of Figure 1;

Figure 5 is a plan view of Figure 4.

detailed description

The present invention will be further described below in conjunction with the accompanying drawings:

Figure 1 is a schematic view showing the structure of the double-faced zipper shown in Figure 1, a partial enlarged view of the upper chain shown in Figure 2, a partial enlarged view of the lower chain shown in Figure 3, a left side view of Figure 1 shown in Figure 4, and Figure 5 4 is a plan view; a double-layered zipper comprising a chain base 1 and a chain 2, the chain base 1 comprising an upper chain plate 3, an upper chain column 4, a middle chain plate 5, a lower chain column 6 and a lower chain plate 7, the upper chain plate 3 is connected to the upper chain column 4, the upper chain column 4 is connected to the middle chain plate 5, the middle chain plate 5 is connected to the lower chain column 6, and the lower chain column 6 is connected to the lower chain plate 7; The chain 2 includes an upper chain 8 and a lower chain 9; the upper chain 8 includes an upper left chain 10 and an upper right chain 11, and the upper left chain 10 is composed of a plurality of upper left fasteners 12 and a left upper chain cloth 13, and the upper right chain 11 is composed of a plurality of upper right chains 11 The chain buckle 14 is connected to the right upper chain cloth 15; the lower chain 9 includes a lower left chain 16 and a lower right chain 17, and the lower left chain 16 is composed of a plurality of left lower buckles 18 and a left lower chain 19, and the lower right chain 17 is composed of a plurality of The lower right clasp 20 is connected with the right lower chain cloth 21; the upper left clasp 12 is meshed with the upper right clasp 14, and the lower left clasp 18 is meshed with the lower right clasp 20. The lower chain 9 is opposite the upper chain 8, and the lower chain 9 is located directly below the upper chain 8; the engagement openings of the upper left buckle 12 and the upper right buckle 14 are perpendicular to the engagement openings of the lower left buckle 18 and the lower right buckle 20 The upper left chain cloth 13, the right upper chain cloth 15, the left lower chain cloth 19 and the lower right chain cloth 21 are connected with the chain head sealing member 22 and the chain tail sealing member 23; the upper left chain buckle 12 is provided with a left upper protection insert 24, and the upper left chain The buckle 12 is fixedly connected to the upper left protection insert 24, and the upper right fastener 14 is provided with an upper right protection insert 25, and the upper right fastener 14 is fixedly connected with the upper right protection insert 25; the lower left fastener 18 is provided with a lower left protection insert 26, a lower left buckle 18 and a lower left The anti-insert 26 is fixedly connected, the lower right cuff 20 is provided with a lower right anti-insert 27, and the lower right cuff 20 is fixedly connected to the lower right anti-insert 27; the upper left anti-insert 24 is located between each upper left cuff 12, upper right The anti-insert 25 is located between each of the upper right cuffs 14, the lower left anti-insert 26 is located between each of the lower left cuffs 18, and the lower right anti-insert 27 is located between each of the lower right cuffs 20, utilizing The upper left anti-insert 24 and the upper right anti-insert 25 enclose the upper left cuff 12 and the upper right cuff 14 Gap, using the lower left and lower right portions prevention plug 26 preventing the insert 27 to seal the gap 20 between the lower left and lower right fastener pile 18 fastener chain, open chain inserted to increase the difficulty of criminals 2.

The double-layered zipper is used by connecting the left upper chain cloth 13, the right upper chain cloth 15, the left lower chain cloth 19, and the lower right chain cloth 21 to the trunk of the trunk or the pocket of the duffel bag, and The handle 32 of the chain seat 1 is located outside the luggage compartment or outside the luggage bag; when the luggage or the luggage bag is closed, the hand gripper 32 pulls the chain seat 1 to move, the chain base 1 follows the handle 32, and the chain top 1 moves to make the upper left chain 10 is engaged with the upper right chain 11, and the left lower chain 16 is engaged with the lower right chain 17 to close the mouth of the trunk or the pocket of the duffel; while the upper left chain 10 and the upper right chain 11 are engaged, each The upper left protection insert 24 is moved to a position between one upper left cuff 12 and the other upper left cuff 12, and each upper right anti-insert 25 is moved to a position between one upper right cuff 14 and the other upper right cuff 14 The left upper anti-insert 24 is used to block the gap between one upper left clasp 12 and the other upper left clasp 12, and the right upper anti-insert 25 is used to block the gap between one upper right clasp 14 and the other upper right clasp 14; in the lower left chain 16 Simultaneously with the lower right chain 17, each lower left protection insert 26 is moved to a position between one lower left cuff 18 and the other lower left cuff 18, and each lower right detachment 27 is moved to a lower right cuff The position between the 20 and the lower right cuff 20 is blocked by the lower left protection insert 26 to block the gap between one lower lower buckle 18 and the other lower lower buckle 18, and the lower right security insert 27 is used to block a lower right buckle 20 and The gap between the lower right lower clasps 20; the difficulty of inserting the zipper by the criminals by using the sharps; when opening the trunk of the trunk or the pocket of the duffel bag, the chain holder 1 is pulled by the handle 32 in the opposite direction by hand. The chain base 1 moves along the handle 32, and the meshed upper left clasp 12 and the upper right cuff 14 and the engaged lower left clasp 18 and the lower right cuff 20 are separated by the chain base 1, so that the closed upper left chain 10 and the upper right chain 11 and The closed lower left chain 16 is separated from the lower right chain 17; when the upper chain 8 and the lower chain 9 are closed, the chain base 1 moves in the direction of the chain closure member 23, and the upper chain 8 and the lower chain 9 move with the chain seat 1 When the upper chain 8 and the lower chain 9 are separated, the chain base 1 moves in the direction of the chain sealing member 22, and the upper chain 8 and the lower chain 9 are continuously separated as the chain base 1 moves.

In order to implement the closing and separating function of the chain 2, and to increase the difficulty of inserting the chain 2 into the unlawful molecule, when the upper chain 8 and the lower chain 9 are closed, each upper left buckle 12 is meshed with an upper right fastener 14, and the upper left chain 10 is connected. Closing with the upper right chain 11; each left lower cuff 18 is in meshing engagement with a lower right cuff 20, closing the lower left chain 16 and the lower right chain 17 together; each lower lower cuff 18 is opposite each upper left chain Buckle 12, the lower left cuff 18 is located directly below the upper left cuff 12; each lower right cuff 20 is opposite each upper right cuff 14, and the lower right cuff 20 is located directly below the upper right cuff 14; each upper left The upper left retaining insert 24 of the cuff 12 is located at the upper left gap 28 between each adjacent upper left clasp 12, and the upper right retaining insert 25 of each upper right clasp 14 is located in the upper right gap between each adjacent upper right clasp 14. 29 positions; each left lower cufflink The lower left protection insert 26 of 18 is located at the position of the lower left gap 30 between each adjacent lower left buckle 18, and the lower right security insert 27 of each lower right buckle 20 is located between each adjacent lower right buckle 20 The lower gap 31 position; the upper left chain 10 and the lower left chain 16 are on the same vertical plane, the upper right chain 11 and the lower right chain 17 are on the same vertical plane; the upper left protection insert 24 of each upper left buckle 12 and the adjacent upper left upper The clasp 12 is movably coupled, and the upper right anti-insert 25 of each right upper clasp 14 is movably coupled with the adjacent other upper right clasp 14; the lower left anti-insert 26 of each lower lower clasp 18 is adjacent to the other lower left The clasps 18 are movably coupled, and the lower right retaining insert 27 of each of the lower right clasps 20 is movably coupled to the adjacent lower right clasp.

In order to implement the elimination of the gap of the chain 2, the upper left buckle 12 includes a first upper left buckle 33, a second upper upper buckle 34 and a third upper upper buckle 35. The upper left protection insert 24 includes a first left upper protection insert 36 and a second. The left upper anti-insert card 37 and the third upper left anti-insert card 38, the first left upper clasp 33 and the first left upper anti-insert 35 are made of a single material, and the second upper upper clasp 34 and the second upper left anti-insert 37 are made of an integral material. The upper left upper buckle 35 and the third upper upper protection insert 38 are made of a single material; the upper right buckle 14 includes a first right upper buckle 39, a second upper upper buckle 40 and a third upper upper buckle 41, and the upper right protection insert 25 includes There is a first right upper guard insert 42, a second right upper guard insert 43, and a third right upper guard insert 44. The first upper right buckle 39 and the first right upper guard insert 42 are made of an integral material, and the second right upper buckle 40 and the second. The upper right anti-insert 43 is composed of an integral material, and the third upper upper clasp 41 and the third upper upper anti-insert 44 are made of an integral material; the lower left clasp 18 includes a first lower left clasp 45, a second lower lower clasp 46 and a Three left lower buckles 47, the lower left protection insert 26 includes a a left lower guard insert 48, a second left lower guard insert 49, and a third left lower guard insert 50. The first lower left buckle 45 and the first left lower guard insert 48 are formed of an integral material, and the second left lower buckle 46 and the second lower left guard The insert 49 is composed of a single material, and the third left lower buckle 47 and the third lower left insert 50 are made of an integral material; the lower right buckle 20 includes a first right lower buckle 51, a second lower lower buckle 52, and The lower right lower buckle 53 includes a first right lower guard 54 , a second right lower insert 55 and a third right lower insert 56, the first right lower buckle 51 and the first lower right button The anti-insert 54 is composed of an integral material, and the second right lower buckle 52 and the second lower right prevention insert 55 are composed of an integral material, and the third right lower buckle 53 and the third lower right prevention insert 56 are formed of an integral material. a first left upper buckle 33 and a first lower left buckle 45, a second left upper buckle 34 and a second lower lower buckle 46, a third upper upper buckle 35 and a third lower lower buckle 47, and a first upper right buckle 39 The first right lower cuff 51, the second upper upper cuff 40 and the second lower lower cuff 52, and the third upper upper cuff 41 and the third lower lower cuff 53 are identical Vertical line.

In order to maintain the normal use function of the zipper 2, the first left upper buckle 33 is meshed with the first right upper buckle 39, the second upper upper buckle 34 is meshed with the second upper upper buckle 40, and the third upper upper buckle 35 and the third The upper right buckle 41 is meshed with the first lower left buckle 45 and the first lower lower buckle 51, the second lower lower buckle 46 is meshed with the second lower lower buckle 52, and the third lower lower buckle 46 and the third The lower left fastener 53 is engaged between the first upper left fastener 33 and the second upper upper buckle 34, and the second upper upper barrier 37 is located at the second upper upper buckle 34 and the third upper upper chain Between the buckles 35; the second right upper protection insert 43 is located between the first upper right buckle 39 and the second upper upper buckle 40, and the third right upper protection insert 44 is located between the second upper upper buckle 40 and the third upper upper buckle 41 The first left lower guard insert 48 is located between the first left lower buckle 45 and the second lower lower buckle 46, and the second left lower guard insert 49 is located between the second lower lower buckle 46 and the third lower lower buckle 47; The lower right defense insert 55 is located between the first lower right buckle 51 and the second lower lower buckle 52, and the third right lower protection insert 56 is located at the second The

clasps

52 and 53 between the third lower-right fastener chain.

In order to enable the upper left chain 10 and the upper right chain 11, the lower left chain 16 and the lower right chain 17 to be smoothly closed and separated, the first left upper protection insert 36 of the first upper left buckle 33 is mechanically coupled with the second upper upper buckle 34, and the second The second upper upper anti-locking plate 37 of the upper left clasp 34 is movably coupled with the third upper upper clasp 35; the first upper right clasp 39 is movably coupled with the second right upper anti-insert 43 of the second upper upper clasp 40, and the second right upper chain The buckle 40 is movably coupled to the third right upper protection insert 44 of the third right upper buckle 41; the first lower left protection insert 48 of the first lower left buckle 45 is dynamically mated with the second lower lower buckle 46, and the second lower lower buckle 45 is attached. The second lower left protection insert 49 is mechanically coupled to the third lower lower buckle 53; the first lower right buckle 51 is mechanically coupled with the second lower right protection insert 55 of the second lower lower buckle 52, and the second right lower chain The buckle 52 is movably coupled to the third right lower guard insert 56 of the third right lower buckle 52.

In order to carry out the movement of the chain base 1 to open and close the chain 2, the chain seat 1 is provided with a left upper chain groove 57, and the upper left chain groove 57 is composed of an upper chain plate 3, a left side of the upper chain column 4 and a middle chain plate 5, and the upper left chain The groove 57 is located on the left side of the upper chain column 4; the chain block 1 is provided with an upper right chain groove 58, and the upper right chain groove 58 is composed of an upper chain plate 3, a right side of the upper chain column 4, and a middle chain plate 5, and the upper right chain groove 5 is located. The right side of the upper chain column 4; the chain base 1 is provided with a left lower chain groove 59, the left lower chain groove 59 is composed of the middle chain plate 5, the left side of the lower chain column 6 and the lower chain plate 7, and the lower left chain groove 59 is located under the chain The left side of the column 6; the chain base 1 is provided with a right lower chain groove 60, and the right lower chain groove 60 is composed of a middle chain plate 5, a right side of the lower chain column 6 and a lower chain plate 7, and the lower right chain groove 60 is located under the chain The right side of the column 6; the chain base 1 is provided with a handle 32, and the handle 32 is mechanically coupled with the chain base 1; the upper left chain groove 57 is flush with the left lower chain groove 59. In the straight line, the upper right chain groove 58 and the right lower chain groove 60 are on the same vertical line.

When the double-layered zipper closes the trunk or the duffel bag, the hand grip 32 pulls the chain block 1 to move, the upper left chain 10 is introduced by the left upper chain groove 57 of the chain seat 1, and the upper right chain 11 is introduced by the upper right chain groove 58 of the chain seat 1. The upper left chain slot 10 and the upper right chain slot 58 are moved by the chain housing 1 to move the left upper chain 10 and the upper right chain 11 to be closed. Meanwhile, the lower left chain 16 is introduced by the lower left chain slot 59 of the chain base 1, and the lower right chain 17 is connected by the chain base. The right lower chain groove 60 of 1 is introduced, and the left lower chain groove 59 and the lower right chain groove 60 are moved by the chain base 1 to close and connect the lower left chain 16 and the lower right chain 17.

When the double-layered front zipper is opened, the gripping handle 32 pulls the chain base 1 to move in the opposite direction, the upper left chain 10 is introduced from the upper left chain slot 57 in the opposite direction, and the upper right chain 11 is introduced from the upper right chain slot 58 in the opposite direction, using the upper left chain slot 57 and The upper right chain groove 58 moves in the opposite direction to separate the upper left chain 10 from the upper right chain 11; meanwhile, the lower left chain 16 is introduced in the opposite direction from the lower left chain groove 59 of the chain base 1, and the lower right chain 17 is reversed from the lower right chain groove 60 of the chain base 1. The direction is introduced, and the lower left chain 16 and the lower right chain 17 are separated by the left lower chain groove 59 and the lower right chain groove 60 of the chain base 1 in the opposite direction.

When the double-layered zipper closes the trunk or the duffel bag, the gripping handle 32 pulls the chain base 1 to move, and the upper left clasp 12 and the upper left anti-insert 24 are introduced by the upper left chain slot 57 of the chain base 1, the upper right clasp 14 and the upper right guard The insert 25 is introduced by the upper right chain groove 58. The left upper chain groove 57 of the upper left chain 10 and the upper right chain buckle 14 of the upper right chain 11 are meshed and connected by the left upper chain groove 57 and the upper right chain groove 58 of the chain base 1; the lower left buckle 18 and The lower left guard insert 26 is introduced by the lower left chain groove 59 of the chain base 1, and the lower right buckle 20 and the lower right guard insert 27 are introduced by the right lower chain groove 60, and are moved by the lower left chain groove 59 and the lower right chain groove 60 of the chain base 1. The lower left cuff 18 of the lower left chain 16 is engaged with the lower right cuff 20 of the lower right chain 17.

When the double-layered front zipper is opened, the gripping handle 32 pulls the chain base 1 to move in the opposite direction, and the upper left clasp 12 and the upper left anti-insert 24 are introduced in the opposite direction from the upper left chain slot 57 of the chain base 1, the upper right clasp 14 and the upper right anti-plug. 58 is introduced from the upper right chain groove 58 in the opposite direction, and the upper left chain groove 57 and the upper right chain groove 58 of the chain base 1 are moved in opposite directions to separate the upper left buckle 12 of the upper left chain 10 from the upper right buckle 14 of the upper right chain 11; the lower left buckle 18 and the left lower guard insert 26 are introduced in the opposite direction from the lower left chain groove 59 of the chain base 1, and the lower right chain buckle 20 and the lower right guard insert 27 are introduced in the opposite direction from the right lower chain groove 60, and the left lower chain groove 59 of the chain base 1 is used. The lower right chain groove 60 is moved in the opposite direction to separate the lower left cuff 18 of the lower left chain 16 from the lower right cuff 20 of the lower right chain 17.

In order to carry out the gap of the zipper 2 and also maintain the zipper activity, the upper left gap 61 between one upper left buckle 12 and the other upper left buckle 12 is greater than or equal to the upper left protection insert. The width of 24; the upper right gap 62 between one upper right buckle 14 and the other upper right buckle 14 is greater than or equal to the width of the upper right retaining insert 25; the lower left gap 63 between one lower left buckle 18 and the other lower left buckle 18 It is greater than or equal to the width of the lower left protection insert 26; the lower right gap 64 between one lower right buckle 20 and the other lower right buckle 20 is greater than or equal to the width of the lower right security insert 27.

When the double-layered zipper closes the trunk or the duffel bag, the gripping handle 32 pulls the chain seat 1 to move, and the left upper anti-insert 24 moves to a position where it contacts the other upper left clasp 12; the upper right anti-insert 25 Following an upper right clasp 14 moves to a position in contact with the other upper right clasp 14; the lower left retaining insert 26 follows a lower left clasp 18 to a position in contact with the other lower left clasp 18; the lower right anti-insert 27 follows a right The lower cuff 20 is moved to a position in contact with the other lower right cuff 20; the width of the upper left cuff 12 is equal to the width of the upper right cuff 14, and the width of the upper left anti-insert 24 is equal to the width of the upper right anti-insert 25; the lower left chain The width of the buckle 18 is equal to the width of the lower right cuff 20, and the width of the lower left retaining insert 26 is equal to the width of the lower right retaining insert 27; the width of the upper left clasp 12 is equal to the width of the upper left retaining insert 24, and the upper right clasp 14 is The width is equal to the width of the upper right guard insert 25; the width of the lower left clasp 18 is equal to the width of the lower left retaining insert 26, and the width of the lower right clasp 20 is equal to the width of the lower right retaining insert 27.

In order to lock the chain base 1 with a lock, the chain base 1 is provided with a dynamic lock hole 65, and the chain tail seal member 23 is provided with a fixed lock hole 66.

Claims

The double-layered zipper is characterized in that: the double-layered zipper comprises a chain base 1 and a chain (2), and the chain base (1) comprises an upper chain plate (3) and an upper chain column (4) , the middle chain plate (5), the lower chain column (6) and the lower chain plate (7), the upper chain plate (3) is connected with the upper chain column (4), the upper chain column (4) and the middle chain plate (5) connection, the middle chain plate (5) is connected with the lower chain column (6), the lower chain column (6) is connected with the lower chain plate (7); the chain (2) includes the upper chain (8) and the lower a chain (9); the upper chain (8) includes an upper left chain (10) and an upper right chain (11), and the upper left chain (10) is composed of a plurality of upper left fasteners (12) and a left upper chain cloth (13), and the upper right chain (11) The upper right chain buckle (14) is connected with the right upper chain cloth (15); the lower chain (9) includes a lower left chain (16) and a lower right chain (17), and the lower left chain (16) is composed of a plurality of The lower left buckle (18) is connected with the left lower chain cloth (19), and the lower right chain (17) is composed of a plurality of right lower buckles (20) and a lower right chain cloth (21); the upper left buckle (12) and The upper right cufflink (14) is engaged and the lower left cuff (18) is engaged with the lower right cuff (20); the lower chain (9) is opposite the upper chain (8), and the lower chain (9) is located on the upper chain (8) ) Directly below; the engagement openings of the upper left cufflink (12) and the upper right cufflink (14) are on the same vertical plane as the engagement openings of the lower left cufflink (18) and the lower right cufflink (20); the upper left chain (13), The upper right chain cloth (15), the left lower chain cloth (19) and the right lower chain cloth (21) are connected with the chain head sealing member (22) and the chain tail sealing member (23); the upper left chain buckle (12) is provided with a left upper protection insert. (24), the upper left fastener (12) is fixedly connected with the upper left protection insert (24), the upper right fastener (14) is provided with the upper right protection insert (25), and the upper right fastener (14) is fixedly connected with the upper right protection insert (25). The lower left buckle (18) is provided with a left lower protection insert (26), the lower left buckle (18) is fixedly connected with the lower left protection insert (26), and the lower right buckle (20) is provided with a lower right protection insert (27), right. The lower buckle (20) is fixedly connected to the lower right protection insert (27); the upper left protection insert (24) is located between each upper left buckle (12), and the upper right protection insert (25) is located at each upper right buckle ( 14) The position between the lower left protection insert (26) is located between each lower left cuff (18), and the lower right anti-insert (27) is located between each lower right cuff (20), utilizing The upper left protection insert (24) and the upper right protection insert (25) enclose the upper left cuff (12) and the upper right The gap between the buckles (14) is sealed by the lower left protection insert (26) and the lower right protection insert (27) to seal the gap between the lower left buckle (18) and the lower right buckle (20), thereby increasing the illegal molecular insertion. The difficulty of the chain (2).
The double-faced zipper according to claim 1, characterized in that, when the upper chain (8) and the lower chain (9) are closed, each of the upper left buckle (12) and one upper right buckle (14) Engagement connection, closing the upper left chain (10) and the upper right chain (11); each left lower cuff (18) is engaged with a lower right cuff (20), and the lower left chain (16) and the lower right chain The strips (17) are closed together; each left lower cufflink (18) is opposite each of the upper left cufflinks (12), and the lower left cufflink (18) is located directly below the upper left cufflink (12); each lower right chain The buckle (20) is directly opposite each upper right buckle (14), and the lower right buckle (20) is located directly below the upper right buckle (14); the upper left protection insert (24) of each upper upper buckle (12) is located The position of the upper left gap (28) between each adjacent upper left buckle (12), the upper right protection insert (25) of each upper right buckle (14) is located on the upper right between each adjacent upper right buckle (14) Clearance (29) position; the lower left anti-insert (26) of each lower left cuff (18) is located at the lower left gap (30) between each adjacent lower left cuff (18), each lower right cuff (20) The lower right protection insert (27) is located at the lower right gap (31) between each adjacent lower right cuff (20); the upper left chain (10) is on the same vertical plane as the lower left chain (16), upper right The chain (11) is on the same vertical plane as the lower right chain (17).
The double-faced zipper according to claim 1, wherein said upper left clasp (12) comprises a first upper left clasp (33), a second upper left clasp (34) and a third upper left chain. The buckle (35), the upper left protection insert (24) includes a first left upper protection insert (36), a second left upper protection insert (37), and a third left upper guard insert (38), the first left upper buckle (33) and the first A left upper protection insert (35) is composed of an integral material, and the second left upper buckle (34) and the second left upper protection insert (37) are composed of a single material, a third upper upper buckle (35) and a third left upper protection insert ( 38) is composed of a single material; the upper right buckle (14) includes a first right upper buckle (39), a second upper upper buckle (40) and a third right upper buckle (41), and the upper right protection insert (25) includes There is a first right upper protection insert (42), a second right upper protection insert (43) and a third right upper protection insert (44). The first right upper buckle (39) and the first right upper protection insert (42) are composed of a single material. The second right upper buckle (40) and the second right upper protection insert (43) are composed of an integral material, and the third upper upper buckle (41) and the third right upper protection insert (44) are made of an integral material; the lower left buckle (18) including the first a lower left buckle (45), a second lower lower buckle (46) and a third lower lower buckle (47), the lower left protection insert (26) includes a first left lower protection insert (48) and a second lower left protection insert (49) And a third left lower protection insert (50), the first left lower buckle (45) and the first left lower protection insert (48) are composed of an integral material, and the second left lower buckle (46) and the second lower left protection plug (49) The first left lower buckle (47) and the third lower left protection insert (50) are composed of a single material; the lower right buckle (20) includes a first right lower buckle (51), a second right a lower buckle (52) and a third lower lower buckle (53), the lower right protection insert (27) includes a first right lower guard (54), a second right lower guard (55), and a third lower right The anti-insert (56), the first right lower buckle (51) and the first right lower protection insert (54) are composed of an integral material, and the second right lower buckle (52) and the second right lower defense The insert (55) is composed of an integral material, and the third right lower buckle (53) and the third lower right protection insert (56) are composed of an integral material; the first left upper buckle (33) and the first lower left buckle ( 45), a second left upper buckle (34) and a second lower lower buckle (46), a third left upper buckle (35) and a third lower lower buckle (47), a first right upper buckle (39) and the first The lower right cuff (51), the second upper cuff (40) and the second lower cuff (52) and the third upper cuff (41) and the third lower cuff (53) are on the same vertical line. .
The double-faced zipper according to claim 1, wherein the first upper left buckle (33) is in meshing engagement with the first right upper buckle (39), and the second upper upper buckle (34) is The second upper upper buckle (40) is meshed with the third upper upper buckle (35) and the third upper upper buckle (41); the first lower lower buckle (45) is meshed with the first lower lower buckle (51); The second left lower buckle (46) is in meshing connection with the second right lower buckle (52), and the third lower lower buckle (46) is meshed with the third lower lower buckle (53); the first left upper protection insert (36) ) is located between the first left upper buckle (33) and the second upper upper buckle (34), and the second left upper protection insert (37) is located between the second upper upper buckle (34) and the third upper upper buckle (35) The second right upper protection insert (43) is located between the first right upper buckle (39) and the second upper upper buckle (40), and the third right upper protection insert (44) is located at the second upper upper buckle (40) and the Between the three right upper clasps (41); the first left lower guard insert (48) is located between the first left lower buckle (45) and the second lower lower buckle (46), and the second left lower guard (49) is located at the Between the left lower lower buckle (46) and the third lower lower buckle (47); the second lower right protection insert (55) ) is located between the first right lower buckle (51) and the second lower lower buckle (52), and the third right lower protection insert (56) is located at the second lower lower buckle (52) and the third lower lower buckle Between (53).
The double-faced zipper according to claim 1, wherein the chain base (1) is provided with an upper left chain groove (57), and the upper left chain groove (57) is provided by an upper chain plate (3) and an upper joint. The left side of the chain column (4) and the middle chain plate (5), the upper left chain groove (57) is located on the left side of the upper chain column (4); the chain seat (1) is provided with an upper right chain groove (58), the upper right chain groove (58) consisting of the upper chain plate (3), the right side of the upper chain column (4) and the middle chain plate (5), the upper right chain groove (5) is located on the right side of the upper chain column (4); the chain seat (1) There is a left lower chain groove (59), and the left lower chain groove (59) is composed of a middle chain plate (5), a left side of the lower chain column (6) and a lower chain plate (7), and the lower left chain groove (59) is located below. The left side of the chain column (6); the chain seat (1) is provided with a right lower chain groove (60), and the right lower chain groove (60) is composed of a middle chain plate (5), a lower right chain column (6), and a lower right side. The chain plate (7) is formed, the right lower chain groove (60) is located on the right side of the lower chain column (6); the chain seat (1) is provided with a handle (32), and the handle (32) is mechanically coupled with the chain base (1). The upper left chain slot (57) is on the same vertical line as the lower left chain slot (59), and the upper right chain The groove (58) is on the same vertical line as the right lower chain groove (60).
The double-faced zipper according to claim 1, wherein the upper left gap (61) between the one upper left buckle (12) and the other upper left buckle (12) is greater than or equal to the upper left protection insert. The width of (24); the upper right gap (62) between one upper right cufflink (14) and the other upper right cufflink (14) is greater than or equal to the width of the upper right anti-insert (25); one lower left cuff (18) and The lower left gap (63) between the other lower left clasp (18) is greater than or equal to the width of the lower left retaining insert (26); the right between the lower right clasp (20) and the other lower right clasp (20) The lower gap (64) is greater than or equal to the width of the lower right guard insert (27).
The double-faced zipper according to claim 1, wherein the width of the upper left buckle (12) is equal to the width of the upper right fastener (14), and the width of the upper left protection insert (24) is opposite to the upper right. The width of the insert (25) is equal; the width of the lower left cuff (18) is equal to the width of the lower right cuff (20), and the width of the lower left anti-insert (26) is equal to the width of the lower right anti-insert (27); The width of the buckle (12) is equal to the width of the upper left protection insert (24), the width of the upper right buckle (14) is equal to the width of the upper right protection insert (25); the width of the lower left buckle (18) and the lower left protection insert (26) The width is equal, and the width of the lower right cuff (20) is equal to the width of the lower right anti-insert (27).