CN209711763U - Zipper antitheft device and zipper - Google Patents

Abstract

The utility model discloses a kind of zipper antitheft device and with the zipper of the zipper antitheft device.The zipper antitheft device of the utility model, for two-way separating zip, which is characterized in that including the first holding section and the second holding section, first holding section is fixed relative to the first pull head of the two-way separating zip, and second holding section is fixed relative to the second pull head of the two-way separating zip；First holding section fastens with second holding section, can be sealed to together by first pull head and second pull head；First holding section includes first connecting portion and the first snap-in structure, first snap-in structure is connected to first pull head by the first connecting portion, make between first snap-in structure and first pull head that there are first distances, second holding section includes second connecting portion and the second snap-in structure, second snap-in structure is connected to second pull head by the second connecting portion, makes between second snap-in structure and second pull head that there are second distances.

Description

Zipper antitheft device and zipper

Technical field

Engaging and the antitheft dress of the good zipper of anti-theft function can be easily engaged and released the utility model relates to one kind Set and have the zipper of the zipper antitheft device.

Background technique

Zipper product can be largely used on daily luggage used, and is asked for the products such as luggage there are antitheft etc. Topic, such as carried on the back when on back by knapsack, it is desirable to the people that luggage is less susceptible to not known each other opens easily.

To solve the above-mentioned problems, a kind of zipper is disclosed in patent document 1, has and closes pull head (21) and open pull head (22), two pull heads can be coupled integral coupling structure (23,24) by being equipped on two pull heads, while is equipped on zipper That frees the coupling structure frees structure (11).Two pull heads are linked together and do not contact when freeing structure, arbitrarily pull and draw Head, two pull heads move together, and zipper cannot be opened, and pull head is only pulled to contact and frees structure, free structure and free Pull head connection, then pulls and opens pull head (22), zipper can just be opened.

According to the zipper of above patent document 1, two pull heads are capable of providing good anti-theft effect in the occlusive state, but It is due to needing for pull head to be moved to contact in unlock and free structure and can unlock, is not very square in actual use Just.

In addition, patent document 2 discloses a kind of zipper, there is the first pull head and the second pull head, first pull head includes First pulling-on piece, second pull head include the second pulling-on piece, and the first magnetic sheet is equipped in first pulling-on piece, is set in second pulling-on piece There are iron plate or the second magnetic sheet, first magnetic sheet attracts each other when close with the iron plate or the second magnetic sheet.

Setting in this way, in actual use, on the outside, this makes holding section not have hiding to pulling-on piece.And by It is to operate the sliding of pull head, and hold a concurrent post holding section in the major function of pulling-on piece, attracts each other although being provided with magnetic sheet, practical operation When or it is inconvenient.And only combined by magnetic sheet, whole anti-theft capability is general.

Existing technical literature

Patent document 1:ZL200610152537.5

Patent document 2:CN207236279U

Utility model content

The utility model is to make to solve the above-mentioned problems, can easily engage its purpose is to provide one kind and Releasing engaging and the good zipper antitheft device of anti-theft function and the zipper for having the zipper antitheft device.

To achieve the goals above, the first scheme of the utility model is a kind of zipper antitheft device, is drawn for double pull heads Chain, which is characterized in that including the first holding section and the second holding section, first holding section is relative to the two-way separating zip First pull head is fixed, and second holding section is fixed relative to the second pull head of the two-way separating zip；First holding section It fastens with second holding section, can be sealed to together by first pull head and second pull head, described first blocks Conjunction portion includes first connecting portion and the first snap-in structure, and first snap-in structure is connected to described by the first connecting portion One pull head makes between first snap-in structure and first pull head there are first distance, and second holding section includes the Second snap-in structure is connected to second pull head, made by two interconnecting pieces and the second snap-in structure, the second connecting portion There are second distances between second snap-in structure and second pull head.

The alternative plan of the utility model is a kind of zipper antitheft device, is used for two-way separating zip, which is characterized in that including First auxiliary part and the second auxiliary part are respectively used to be fixed to the first pull head of the two-way separating zip and the second pull head, First auxiliary part has the first holding section and the first bottom plate, and first bottom plate is for being arranged in first pull head The outside of lower wing plate,

Second auxiliary part has the second holding section and the second bottom plate, and second bottom plate is for being arranged described the The outside of the lower wing plate of two pull heads, first holding section fasten with second holding section, can be by first pull head Sealed to together with second pull head, first holding section includes first connecting portion and the first snap-in structure, and described first First snap-in structure is connected to first bottom plate by interconnecting piece, make first snap-in structure and first bottom plate it Between there are first distance, second holding section includes second connecting portion and the second snap-in structure, and the second connecting portion is by institute It states the second snap-in structure and is connected to second bottom plate, make between second snap-in structure and second bottom plate that there are second Distance.

Preferably, the first connecting portion is the first vertical portion, and the first end of first vertical portion is fixed to described The bottom surface of the lower wing plate of first pull head or the bottom surface of first bottom plate, second end are directed away from the lower wing plate of first pull head Or the direction of first bottom plate extends, first snap-in structure is arranged in the second end of first vertical portion；With/ Or, the second connecting portion is the second vertical portion, the first end of second vertical portion is fixed to the bottom wing of second pull head The bottom surface of plate or the bottom surface of second bottom plate, second end are directed away from the lower wing plate or second bottom plate of second pull head Direction extend, second snap-in structure is arranged in the second end of second vertical portion.

Preferably, first snap-in structure includes the transverse part that the second end from first vertical portion is laterally extended With the hook portion that the transverse part end is arranged in, second snap-in structure includes that second vertical portion second end is arranged in Protrusion, under locked state, the protrusion is engaged with each other with the hook portion.

Preferably, the outside of the hook portion is equipped with the first inclined-plane, and the second end of second vertical portion is equipped with second tiltedly Face, first holding section and second holding section it is sealed during, first inclined-plane and second inclined-plane are mutual It is in contact to provide movement guiding function.

Preferably, it is equipped with the first accommodating chamber in first vertical portion, is equipped with second in second vertical portion and accommodates Chamber is equipped with the first magnet in one of first accommodating chamber and second accommodating chamber, is equipped with the second magnet in another one Or irony body, to be attracted by first magnet.

Preferably, first vertical portion has the first length, and second vertical portion has the second length, and described the Two length are less than first length, and the minimum range being greater than between the hook portion and the bottom surface of first bottom plate.

Preferably, the width dimensions of first snap-in structure are greater than or equal to the lower wing plate of first pull head most The half of big width dimensions.

Preferably, first auxiliary part includes the first fixed installation structure, is used for first auxiliary part It is fixed to first pull head, so that first bottom plate is located at the outside of the lower wing plate of the first pull head；And/or described second Auxiliary part includes the second fixed installation structure, for second auxiliary part to be fixed to second pull head, so that institute State the outside that the second bottom plate is located at the lower wing plate of the second pull head.

Preferably, the first fixed installation structure includes that the side plate of the first bottom plate left and right edges is arranged in and sets The column in the first bottom plate forward edge is set, the first buckle is respectively equipped on the side plate and the column, for being clamped The upper flange of first pull head；And/or the second fixed installation structure includes that the side of the second bottom plate left and right edges is arranged in Plate and the column that the second bottom plate forward edge is arranged in are respectively equipped with the second buckle on the side plate and the column, use In the upper flange for being clamped the second pull head.

Preferably, it is described first fixed installation structure include be arranged in first floor rear edge first after limit Position portion and the first front limit portion that the first bottom plate forward edge is arranged in are limited before limiting section and described first after described first It is respectively equipped with third buckle in the portion of position, is respectively used to the lower wing plate and connecting column of the first pull head of clamping；And/or described second is solid Dingan County's assembling structure include be arranged in second floor rear edge second after limiting section and be arranged before second bottom plate Second front limit portion of side edge is respectively equipped with the 4th buckle in limiting section and second front limit portion after described second, point The lower wing plate and connecting column of the second pull head Yong Yu be clamped.

Preferably, it described first is fixedly mounted in the column of structure equipped with the first accommodating chamber, second fixed installation It is equipped with the second accommodating chamber in the column of structure, is equipped with the first magnetic in one of first accommodating chamber and second accommodating chamber Body is equipped with the second magnet or irony body in another one, to be attracted by first magnet.

The alternative plan of the utility model is a kind of zipper, including the first pull head and the second pull head, which is characterized in that is also wrapped Include zipper antitheft device described in any of the above embodiments.

Utility model effect

The zipper antitheft device of first scheme according to the present utility model, since the first holding section and the second holding section are mutually blocked It closes, can be sealed to together by the first pull head and the second pull head, therefore can be easily by zip-lock.In addition, due to first Holding section includes first connecting portion and the first snap-in structure, and first snap-in structure is connected to described by the first connecting portion First pull head makes there are first distance between first snap-in structure and first pull head, and the second holding section includes second Second snap-in structure is connected to second pull head, makes institute by interconnecting piece and the second snap-in structure, the second connecting portion State between the second snap-in structure and second pull head that there are second distances, therefore, when the first holding section and the second holding section phase When for rotating each other around the first pivot axis, the first holding section and the second holding section can be detached from fastening state, so that first draws Head and the second pull head are in the unlocked state, are not necessarily to special unlocking structure, any position that double pull heads are located at zipper can be square Just it unlocks.

The zipper antitheft device of alternative plan according to the present utility model, due to including the first auxiliary part and the second auxiliary Component is respectively used to be fixed to the first pull head of the two-way separating zip and the second pull head, therefore, there is no need to classification manufacture difference Different types of pull head with the first holding section and the second holding section, can be improved the versatility of pull head.In addition, due to first Holding section includes first connecting portion and the first snap-in structure, and first snap-in structure is connected to first by the first connecting portion Bottom plate makes there are first distance between first snap-in structure and first bottom plate, and the second holding section includes the second connection Second snap-in structure is connected to the second bottom plate by portion and the second snap-in structure, the second connecting portion, makes second card Close between structure and second bottom plate that there are second distances, therefore, when the first holding section and the second holding section relative to each other When around the rotation of the first pivot axis, the first holding section and the second holding section can be detached from fastening state, so that the first pull head and second Pull head is in the unlocked state, is not necessarily to special unlocking structure, any position that double pull heads are located at zipper is convenient to unlock.

Detailed description of the invention

Fig. 1 be using the zipper antitheft device of the utility model first embodiment two-way separating zip in the locked state Schematic diagram, wherein (a) be top view, (b) be bottom view；

Fig. 2 is under the lock state using the two-way separating zip of the zipper antitheft device of the utility model first embodiment Sectional view；

Fig. 3 is the first holding section using the two-way separating zip of the zipper antitheft device of the utility model first embodiment With the schematic diagram of the snap-fitting process of the second holding section；

Fig. 4 is illustrated using the unlock of the two-way separating zip of the zipper antitheft device of the utility model first embodiment Figure；

Fig. 5 is the first auxiliary part and the first holding section in the zipper antitheft device of the utility model first embodiment Schematic diagram, wherein (a) and (b) be respectively face with the perspective view under backsight, be (c) plan view on pull head moving direction, It (d) is the side view from the direction perpendicular to pull head moving direction；

Fig. 6 is the first auxiliary part and the first engaging in the zipper antitheft device of the utility model first embodiment Portion and cross-sectional view of first pull head under bonding state；

Fig. 7 is the first auxiliary part and the first engaging in the zipper antitheft device of the utility model first embodiment Portion and schematic diagram of first pull head under bonding state, wherein (a) is perspective view, (b) is top view；

Fig. 8 is the first auxiliary part and the first engaging in the zipper antitheft device of the utility model first embodiment Schematic diagram of the portion with the first pull head under seperated state；

Fig. 9 is the second auxiliary part and the second holding section in the zipper antitheft device of the utility model first embodiment Schematic diagram, wherein (a) and (b) be respectively face with the perspective view under backsight, be (c) plan view on pull head moving direction, It (d) is the side view from the direction perpendicular to pull head moving direction；

Figure 10 is the second auxiliary part and the second card in the zipper antitheft device of the utility model first embodiment Conjunction portion and cross-sectional view of second pull head under bonding state；

Figure 11 is the second auxiliary part and the second card in the zipper antitheft device of the utility model first embodiment Conjunction portion and schematic diagram of second pull head under bonding state, wherein (a) is perspective view, (b) is top view；

Figure 12 is the second auxiliary part and the second card in the zipper antitheft device of the utility model first embodiment Schematic diagram of the conjunction portion with the second pull head under seperated state.

Figure 13 is the variation of the zipper antitheft device of the utility model first embodiment.

Description of symbols

1 first pull head

110 lower wing plates

120 connecting columns

130 upper flanges

2 second pull heads

3 first auxiliary parts

31 first holding sections

311 first snap-in structures

312 first vertical portions

The first accommodating chamber of 312a

313 transverse parts

314 hook portions

The first inclined-plane 314a

32 first bottom plates

33 side plates

34 columns

4 second auxiliary parts

41 second holding sections

411 second snap-in structures

412 second vertical portions

The second accommodating chamber of 412a

413 protrusions

414 second inclined-planes

42 second bottom plates

43 side plates

44 columns

30 zipper cloth belts

Specific embodiment

(first embodiment)

The first embodiment of the utility model is explained in detail with reference to the accompanying drawings.Shown in fig. 1 is using the utility model The schematic diagram of the two-way separating zip of the zipper antitheft device of one embodiment in the locked state, wherein (a) is top view, (b) For bottom view.By diagram it is found that the zipper for the embodiment is the CONCEAL ZIPPER that only pulling-on piece exposes on the outside.

It is found that the main body of the pull head of CONCEAL ZIPPER includes lower wing plate 110 as shown in Fig. 8 and Figure 12；Connecting column 120, Erect the front end that lower wing plate 110 is set；Upper flange 130 rearward extends from connecting column 120.In the zipper head, lead to Cross the chain tooth guidance road of lower wing plate 110, connecting column 120, upper flange 130 and formation guidance slide fastener coupling element.Involved by the utility model And CONCEAL ZIPPER sewing feature is installed according to it, the zipper tooth of two sides sews in the inside of zipper cloth belt 30, also, zipper Strap 30 covers the upper flange and lower wing plate of pull head, only exposes pulling-on piece, thus from outside can't see pull head upper flange and Zipper tooth, thus attractive appearance.

The zipper antitheft device of the utility model first embodiment is as shown in Fig. 5 to Figure 12.Fig. 5 is the utility model The schematic diagram of the first auxiliary part 3 and the first holding section 31 in the zipper antitheft device of one embodiment, wherein (a) and (b) Respectively face with the perspective view under backsight, be (c) plan view on pull head moving direction, (d) for from mobile perpendicular to pull head The side view of the direction observation in direction.Fig. 6 is the first auxiliary in the zipper antitheft device of the utility model first embodiment The cross-sectional view of component 3 and the first holding section 31 and the first pull head 1 under bonding state.Fig. 7 is that the utility model first is implemented The first auxiliary part 3 and the first holding section 31 and the first pull head 1 in the zipper antitheft device of mode is under bonding state Schematic diagram, wherein (a) is perspective view, (b) is top view.Fig. 8 is the zipper antitheft device of the utility model first embodiment In schematic diagram with the first pull head 1 under seperated state of the first auxiliary part 3 and the first holding section 31.Fig. 9 is that this is practical The schematic diagram of the second auxiliary part 4 and the second holding section 41 in the zipper antitheft device of novel first embodiment, wherein (a) and (b) be respectively face with the perspective view under backsight, be (c) plan view on pull head moving direction, (d) for from perpendicular to The side view of the direction observation of pull head moving direction.Figure 10 is in the zipper antitheft device of the utility model first embodiment The cross-sectional view of second auxiliary part 4 and the second holding section 41 and the second pull head 2 under bonding state.Figure 11 is the utility model The second auxiliary part 4 and the second holding section 41 in the zipper antitheft device of first embodiment are being combined with the second pull head 2 Schematic diagram under state, wherein (a) is perspective view, (b) is top view.Figure 12 is the drawing of the utility model first embodiment The schematic diagram of the second auxiliary part 4 and the second holding section 41 with the second pull head 2 under seperated state in chain anti-theft device.

First auxiliary part 3 of present embodiment is fixed to the first pull head 1, and the first auxiliary part 3 has the first holding section 31 and first bottom plate 32, the first bottom plate be used to be arranged in the outside of the lower wing plate 110 of the first pull head 1, the second auxiliary part 4 has Second holding section 41 and the second bottom plate 42, the outside of lower wing plate 110 of second bottom plate 42 for the second pull head 2 to be arranged in, first Holding section 31 fastens with the second holding section 41, can be sealed to together by the first pull head 1 and the second pull head 2, the first holding section 31 include first connecting portion and the first snap-in structure 311, and the first snap-in structure 311 is connected to the first bottom plate by first connecting portion 32, make between the first snap-in structure 311 and the first bottom plate 32 that there are first distances.

Second holding section 41 includes second connecting portion and the second snap-in structure 411, and second connecting portion is by the second snap-in structure 411 are connected to the second bottom plate 42, make between the second snap-in structure 411 and the second bottom plate 42 that there are second distances.

In the present embodiment, first connecting portion and second connecting portion are the vertical structure perpendicular to auxiliary part bottom plate Part, but the utility model is without being limited thereto, such as is also possible to the dip member of other forms.

It is respectively used to be fixed to double due to including the first auxiliary part 3 and the second auxiliary part 4 according to the embodiment The first pull head 1 and the second pull head 2 of way separating zip therefore, there is no need to classification manufacture and be respectively provided with the first holding section and the second card Different types of pull head in conjunction portion, can be improved the versatility of pull head.In addition, due to the first snap-in structure 311 and the first bottom plate There are first distances between 32, and there are second distances between the second snap-in structure 411 and the second bottom plate 42, therefore, when the first card When conjunction portion 31 and the second holding section 41 are rotated around the first pivot axis relative to each other, the first holding section 31 and the second holding section 41 It can be detached from fastening state, so that the first pull head 1 and the second pull head 2 are in the unlocked state, be not necessarily to special unlocking structure, double pull heads It is convenient to unlock positioned at any position of zipper.

It should be noted that in the present invention, above-mentioned first pivot axis is for example drawn with the length direction of zipper Head moving direction is parallel.

Specifically, the first connecting portion of present embodiment is the first vertical portion 312, the first end of the first vertical portion 312 It is fixed to the bottom surface of the first bottom plate 32, the direction that second end is directed away from the first bottom plate 32 extends, the setting of the first snap-in structure 311 In the second end of the first vertical portion 312.

In addition, the second connecting portion of present embodiment is the second vertical portion 412, the first end of the second vertical portion 412 is fixed To the bottom surface of the second bottom plate 42, the direction that second end is directed away from the second bottom plate 42 extends, and the setting of the second snap-in structure 411 is the In the second end of two vertical portions 412.

It is found that the first snap-in structure 311 of present embodiment includes from the first vertical portion 312 as shown in Fig. 5 and Fig. 6 The transverse part 313 that second end is laterally extended and the hook portion 314 that 313 end of transverse part is arranged in, the second snap-in structure 411 include setting The protrusion 413 in 412 second end of the second vertical portion is set, under locked state, protrusion 413 is engaged with each other with hook portion 314.

Wherein, transverse part 313, the first vertical portion 312 and hook portion 314 surround the receiving portion for accommodating the second holding section 41.

The first inclined-plane 314a is equipped in the outside of hook portion 314.Also, the first accommodating chamber is equipped in the first vertical portion 312 312a。

Second end in the second vertical portion 412 is equipped with the second inclined-plane 414.Also, second is equipped in the second vertical portion 412 Accommodating chamber 412a.It is equipped with the first magnet in one of the first accommodating chamber 312a and the second accommodating chamber 412a, is set in another one There are the second magnet or irony body, to be attracted by the first magnet.

As shown in Fig. 2, the lock of the two-way separating zip in the zipper antitheft device using the utility model first embodiment Determine under state, the first holding section 31 fastens with the second holding section 41, so that the first pull head 1 and the second pull head 2 is sealed to one It rises.The first holding section 31 and the second holding section 41 it is sealed during, the first inclined-plane 314a and the second inclined-plane 414 contact with each other Guiding function is moved to provide.Under locked state, protrusion 413 is engaged with each other with hook portion 314.

When the two-way separating zip of the zipper antitheft device of the utility model first embodiment is for example used for luggage, by It is more in surface curves such as luggages, be in present condition as shown in figure 3, i.e. the first pull head 1 and the second pull head 2 be not at one it is flat Face.But the first accommodating chamber 312a and the second holding section due to the first vertical portion 312 in the first holding section 31 of the application It is equipped with the first magnet in one of 41 second accommodating chamber 412a of the second vertical portion 412, is equipped with the second magnet in another one Or therefore irony body can make the first pull head 1 and second by the attraction between the first magnet and the second magnet or irony body The easily snap lock of pull head 2.

In addition, the second vertical portion 412 has the second length as shown in Fig. 2, the first vertical portion 312 has the first length L1 L2, also, the second length L2 is less than the first length L1, greater than the minimum range between hook portion 314 and the bottom surface of the first bottom plate 32 L3.In addition, the width dimensions H1 of the first snap-in structure 311 is greater than or equal to the maximum width ruler of the lower wing plate 110 of the first pull head 1 The half of very little H2.According to such size be arranged, can make by the first holding section 31 and the second holding section 41 relative to each other around The rotation of first pivot axis, more swimmingly carries out so that the first holding section 31 can be detached from the movement engaged with the second holding section 41.

In addition, the cross-sectional shape of first holding section 31 is identical everywhere, second in the width direction of the first pull head 1 In the width direction of pull head 2, the cross-sectional shape of the second holding section 41 is identical everywhere.

In addition, as shown in Figure 7 and Figure 8, the first auxiliary part 3 includes the first fixed installation structure, for assisting first Component 3 is fixed to the first pull head 1, so that the first bottom plate 32 is located at the outside of the lower wing plate 110 of the first pull head.

First fixed installation structure includes that the side plate 33 of 32 left and right edges of the first bottom plate is arranged in and is arranged in the first bottom plate It is respectively equipped with the first buckle on the column 34 of 32 forward edges, side plate 33 and column 34, for being clamped the upper flange of the first pull head 1 130。

Second auxiliary part 4 includes the second fixed installation structure, for the second auxiliary part 4 to be fixed to the second pull head 2, So that the second bottom plate 42 is located at the outside of the lower wing plate 110 of the second pull head 2.

Second fixed installation structure includes that the side plate 43 of the second bottom plate left and right edges is arranged in and is arranged in the second bottom plate 42 It is respectively equipped with the second buckle on the column 44 of forward edge, side plate 43 and column 44, for being clamped the upper flange of the second pull head 2 130。

It should be noted that in the present embodiment, the accommodating chamber for accommodating magnet or irony body is respectively formed in One vertical portion 312 and the second vertical portion 412, but it's not limited to that for the utility model, but the setting of accommodating chamber can be changed Position.Such as it can be disposed at as shown in Figure 13 and be installed on auxiliary part after pull head and pull head roughly same height Position.The position can be near the column (34,44) of upper flange clamping or its, be also possible to the side of entire auxiliary part Edge side.

(second embodiment)

The second embodiment of the utility model and above-mentioned first embodiment are for being installed on pull head for auxiliary part The distinct point of fixed installation configuration aspects.In addition to this other structures are essentially identical, therefore omit other structures part Explanation.

In the first embodiment of the utility model, first is fixedly mounted structure including being arranged in the first bottom plate 32 or so The side plate 33 at edge and the column 34 that 32 forward edge of the first bottom plate is arranged in are respectively equipped with the first card on side plate 33 and column 34 Button, for being clamped the upper flange 130 of the first pull head 1.Second fixed installation structure includes that the second bottom plate left and right edges are arranged in Side plate 43 and the column 44 that 42 forward edge of the second bottom plate is arranged in are respectively equipped with the second buckle on side plate 43 and column 44, use In the upper flange 130 for being clamped the second pull head 2.But the first fixed installation structure and the second fixed installation structure may not be Above structure and be following structures.

First fixed installation structure include be arranged in 32 posterior edges of the first bottom plate first after limiting section and setting the First front limit portion of one bottom plate, 32 forward edge is respectively equipped with third buckle in limiting section and the first front limit portion after first, It is respectively used to the lower wing plate 110 and connecting column 120 of the first pull head 1 of clamping.In addition, second structure is fixedly mounted includes setting the Limiting section and the second front limit portion of 42 forward edge of the second bottom plate is set after the second of two bottom plates, 42 posterior edges, after second It is respectively equipped with the 4th buckle on limiting section and the second front limit portion, is respectively used to lower wing plate 110 and the connection of the second pull head 2 of clamping Column 120.

Although the fixed installation structure of the embodiment not shown, those skilled in the art can by virtue of experience learn, Structure is fixedly mounted by the first fixed installation structure and second, it also can be respectively by the first auxiliary part 3 and the second auxiliary Component 4 is mounted on the first pull head 1 and the second pull head 2.Also, such fixed installation structure is particularly suitable for the drawing of non-concealed formula The pull head of chain.

(third embodiment)

The third embodiment of the utility model is with above-mentioned first and second embodiment for pacifying auxiliary part Distinct point in terms of fixed installation mode loaded on pull head.In addition to this other structures are identical, therefore omit other structures Partial explanation.

In above-mentioned first and second embodiment, it is provided with and structure is fixedly mounted to install admittedly auxiliary part Due to pull head, however, you can also not which fixed installation structure is arranged, but by the first bottom plate 32 and the second bottom plate by way of splicing 42 upper surface is adhered directly onto the lower surface of corresponding lower wing plate respectively.

According to above structure, auxiliary part can be installed on pull head in a simpler manner.

(the 4th embodiment)

Above-mentioned first into third embodiment, holding section is fixed on corresponding pull head by auxiliary part, but It is, alternatively scheme that 31 He of the first holding section can also be integrally formed respectively on the first pull head 1 and the second pull head 2 Second holding section 41.Also, the first holding section 31 fastens with the second holding section 41, can be by the first pull head 1 and the second pull head 2 It is sealed to together.

First holding section 31 includes first connecting portion and the first snap-in structure 311, and first connecting portion is by the first snap-in structure 311 are connected to the first pull head 1, make between the first snap-in structure 311 and the first pull head 1 that there are first distances.

Second holding section 41 includes second connecting portion and the second snap-in structure 411, and second connecting portion is by the second snap-in structure 411 are connected to the second pull head 2, make between the second snap-in structure 411 and the second pull head 2 that there are second distances.

Due between the first snap-in structure 311 and the first pull head 1 there are first distance and the second snap-in structure 411 with There are second distances between second pull head 2, therefore, when the first holding section 31 and the second holding section 41 are relative to each other around the first pivot When shaft axis rotates, the first holding section 31 and the second holding section 41 can be detached from fastening state, so that the first pull head 1 and the second pull head 2 become unlocked state.

The first connecting portion and the second connecting portion of present embodiment is the stay perpendicular to lower wing plate, but this reality With novel without being limited thereto, identical with first embodimently, such as it is also possible to the dip member of other forms.

Specifically, the first connecting portion of present embodiment is the first vertical portion 312, the first end of the first vertical portion 312 It is fixed to the bottom surface of the lower wing plate of the first pull head 1, the direction that second end is directed away from the lower wing plate of the first pull head 1 extends, and first Snap-in structure 311 is arranged in the second end of the first vertical portion 312.

Second connecting portion is the second vertical portion 412, and the first end of the second vertical portion 412 is fixed to the bottom wing of the second pull head 2 The bottom surface of plate, the direction that second end is directed away from the lower wing plate of the second pull head 2 extend, and the second snap-in structure 411 is arranged second In the second end of vertical portion 412.

(the 5th embodiment)

5th embodiment of the utility model is related to a kind of zipper, including the first pull head 1 and the second pull head 2, further includes The above-mentioned first embodiment of the first pull head 1 and the second pull head is individually secured to the drawing described in any one of the 4th embodiment Chain anti-theft device.

Since the zipper of the embodiment has used the zipper antitheft device of the utility model, pull head can be made in office Meaning position easily can be locked and be unlocked, and improve the versatility of pull head, be reduced costs.

It should be appreciated that above-mentioned embodiment is merely exemplary, and not restrictive, without departing from the utility model In the case where basic principle, those skilled in the art are directed to the various apparent or equivalent modification or replace that above-mentioned details is made It changes, is all included in the scope of the claims of the utility model.

Claims (18)

1. a kind of zipper antitheft device is used for two-way separating zip, which is characterized in that

Including the first holding section and the second holding section,

First holding section is fixed relative to the first pull head of the two-way separating zip, and second holding section is relative to described Second pull head of two-way separating zip is fixed；First holding section fastens with second holding section, can be by described first Pull head and second pull head are sealed to together,

First holding section includes first connecting portion and the first snap-in structure, and the first connecting portion ties first engaging Structure is connected to first pull head, makes between first snap-in structure and first pull head there are first distance,

Second holding section includes second connecting portion and the second snap-in structure, and the second connecting portion ties second engaging Structure is connected to second pull head, makes between second snap-in structure and second pull head that there are second distances.

2. zipper antitheft device according to claim 1, which is characterized in that

The first connecting portion is the first vertical portion, and the first end of first vertical portion is fixed to the bottom wing of first pull head The bottom surface of plate, the direction that second end is directed away from the lower wing plate of first pull head extend, and the first snap-in structure setting exists In the second end of first vertical portion；And/or

The second connecting portion is the second vertical portion, and the first end of second vertical portion is fixed to the bottom wing of second pull head The bottom surface of plate, the direction that second end is directed away from the lower wing plate of second pull head extend, and the second snap-in structure setting exists In the second end of second vertical portion.

3. zipper antitheft device according to claim 2, which is characterized in that

First snap-in structure includes the transverse part that the second end from first vertical portion is laterally extended and is arranged described The hook portion of transverse part end, second snap-in structure include the protrusion that second vertical portion second end is arranged in,

Under locked state, the protrusion is engaged with each other with the hook portion.

4. zipper antitheft device according to claim 3, which is characterized in that

The outside of the hook portion is equipped with the first inclined-plane, and the second end of second vertical portion is equipped with the second inclined-plane, described first Holding section and second holding section it is sealed during, first inclined-plane and second inclined-plane are contacted with each other to provide fortune Dynamic guiding function.

5. zipper antitheft device according to claim 2, which is characterized in that

It is equipped with the first accommodating chamber in first vertical portion, the second accommodating chamber is equipped in second vertical portion, described first holds It receives and is equipped with the first magnet in one of chamber and second accommodating chamber, be equipped with the second magnet or irony body in another one, so as to It is attracted by first magnet.

6. zipper antitheft device according to claim 2, which is characterized in that

The width dimensions of first snap-in structure are greater than or equal to the greatest width dimension of the lower wing plate of first pull head Half.

7. a kind of zipper antitheft device is used for two-way separating zip, which is characterized in that

Including the first auxiliary part and the second auxiliary part, it is respectively used to be fixed to the first pull head of the two-way separating zip and Two pull heads,

First auxiliary part has the first holding section and the first bottom plate, and first bottom plate is drawn for being arranged described first The outside of the lower wing plate of head,

Second auxiliary part has the second holding section and the second bottom plate, and second bottom plate is drawn for being arranged described second The outside of the lower wing plate of head,

First holding section fastens with second holding section, can be sealed by first pull head and second pull head To together,

First holding section includes first connecting portion and the first snap-in structure, and the first connecting portion ties first engaging Structure is connected to first bottom plate, makes between first snap-in structure and first bottom plate there are first distance,

Second holding section includes second connecting portion and the second snap-in structure, and the second connecting portion ties second engaging Structure is connected to second bottom plate, makes between second snap-in structure and second bottom plate that there are second distances.

8. zipper antitheft device according to claim 7, which is characterized in that

The first connecting portion is the first vertical portion, and the first end of first vertical portion is fixed to the bottom wing of first pull head The bottom surface of plate or the bottom surface of first bottom plate, second end are directed away from the lower wing plate or first bottom plate of first pull head Direction extend, first snap-in structure is arranged in the second end of first vertical portion；And/or

The second connecting portion is the second vertical portion, and the first end of second vertical portion is fixed to the bottom wing of second pull head The bottom surface of plate or the bottom surface of second bottom plate, second end are directed away from the lower wing plate or second bottom plate of second pull head Direction extend, second snap-in structure is arranged in the second end of second vertical portion.

9. zipper antitheft device according to claim 8, which is characterized in that

First snap-in structure includes the transverse part that the second end from first vertical portion is laterally extended and is arranged described The hook portion of transverse part end, second snap-in structure include the protrusion that second vertical portion second end is arranged in,

Under locked state, the protrusion is engaged with each other with the hook portion.

10. zipper antitheft device according to claim 9, which is characterized in that

The outside of the hook portion is equipped with the first inclined-plane, and the second end of second vertical portion is equipped with the second inclined-plane, described first Holding section and second holding section it is sealed during, first inclined-plane and second inclined-plane are contacted with each other to provide fortune Dynamic guiding function.

11. zipper antitheft device according to claim 8, which is characterized in that

It is equipped with the first accommodating chamber in first vertical portion, the second accommodating chamber is equipped in second vertical portion, described first holds It receives and is equipped with the first magnet in one of chamber and second accommodating chamber, be equipped with the second magnet or irony body in another one, so as to It is attracted by first magnet.

12. zipper antitheft device according to claim 9, which is characterized in that

First vertical portion has the first length, and second vertical portion has the second length, and second length is less than institute State the first length, and the minimum range being greater than between the hook portion and the bottom surface of first bottom plate.

13. zipper antitheft device according to claim 8, which is characterized in that

The width dimensions of first snap-in structure are greater than or equal to the greatest width dimension of the lower wing plate of first pull head Half.

14. zipper antitheft device according to claim 7, which is characterized in that

First auxiliary part includes the first fixed installation structure, for first auxiliary part to be fixed to described first Pull head, so that first bottom plate is located at the outside of the lower wing plate of the first pull head；And/or

Second auxiliary part includes the second fixed installation structure, for second auxiliary part to be fixed to described second Pull head, so that second bottom plate is located at the outside of the lower wing plate of the second pull head.

15. zipper antitheft device according to claim 14, which is characterized in that

The first fixed installation structure includes that the side plate of the first bottom plate left and right edges is arranged in and is arranged described first It is respectively equipped with the first buckle on the column of bottom plate forward edge, the side plate and the column, for being clamped the first pull head Wing plate；And/or

The second fixed installation structure includes that the side plate of the second bottom plate left and right edges is arranged in and is arranged described second It is respectively equipped with the second buckle on the column of bottom plate forward edge, the side plate and the column, for being clamped the second pull head Wing plate.

16. zipper antitheft device according to claim 14, which is characterized in that

It is described first fixed installation structure include be arranged in first floor rear edge first after limiting section and setting exist First front limit portion of the first bottom plate forward edge is set in limiting section and first front limit portion respectively after described first There is third buckle, is respectively used to the lower wing plate and connecting column of the first pull head of clamping；And/or

It is described second fixed installation structure include be arranged in second floor rear edge second after limiting section and setting exist Second front limit portion of the second bottom plate forward edge is set in limiting section and second front limit portion respectively after described second There is the 4th buckle, is respectively used to the lower wing plate and connecting column of the second pull head of clamping.

17. zipper antitheft device according to claim 15, which is characterized in that

It is equipped with the first accommodating chamber in the column of the first fixed installation structure, is set in the column of the second fixed installation structure There is the second accommodating chamber, the first magnet is equipped in one of first accommodating chamber and second accommodating chamber, is set in another one There are the second magnet or irony body, to be attracted by first magnet.

18. a kind of zipper, including the first pull head and the second pull head, which is characterized in that

It further include zipper antitheft device described in any one of -17 according to claim 1.