CN102188081B - Zipper pull fixation type zipper head - Google Patents

Abstract

A fixed pull tab type zipper puller, including a slide fastener slider, a connecting piece, a pull piece and a fastening device, the connecting piece is sleeved on the slide fastener slider, the slide fastener slider includes a slider body, and the slider body includes The upper board, the guide post and the lower board, the buckling device includes a buckling mechanism, the buckling mechanism includes at least one buckling part and at least one fixing part, the buckling part is arranged at one end of the pull tab, and the fixing part is The fastening part should be arranged on the slider of the zipper, and the other end of the pull piece is slidably and rotatably connected with the connecting piece. During operation, the buckle of the fastening mechanism can be made The connecting portion and the fixing portion are engaged or opened with each other. The slider of the zipper has the advantage that the pull piece is firmly fixed.

Description

Fixed pull tab zipper pull

technical field

The invention relates to a zipper puller, in particular to a pull-tab-fixed zipper puller capable of fixing a pull-tab.

Background technique

Existing zipper sliders can be roughly divided into self-locking zipper sliders and non-self-locking zipper sliders. Non-self-locking zipper sliders may slide along the zipper tape under non-human conditions, while self-locking zipper sliders can prevent sliding under non-human conditions through a specially designed self-locking mechanism. However, when the self-locking zipper puller is applied to sports bags or footwear and other moving items, the pull tab on the zipper puller may cause the self-locking mechanism to break away from the chain teeth due to swinging, thereby unlocking the zipper. For this reason, someone specially designs a kind of zipper puller that can fix pull tab, as No. 03242752.2 Chinese utility model patent announced on March 27, 2004 promptly discloses a kind of zipper puller with pull tab fixing function. The zipper head includes a body, a hook piece, a connecting piece, a pull piece and a fastening device. The hook is arranged on the main body, one end of the connecting piece is connected to the top of the main body and touches against the inner edge of the hook, and the pull piece is connected to the other end of the connecting piece. The fastening device includes a button body arranged at one end of the main body and a button hole arranged at one end of the pull piece. The button body and the button hole can be fastened together to fix the pull piece to the zipper slider body.

However, during the use of the zipper puller, the connecting part may be lifted up due to vibration or collision, causing the button body and the button hole to be separated accidentally, which makes the pull tab not firmly fixed.

Contents of the invention

In view of this, it is necessary to provide a fixed pull-tab type zipper puller in which the pull-tab is firmly fixed.

A fixed pull tab type zipper puller, including a slide fastener slider, a connecting piece, a pull piece and a fastening device, the connecting piece is sleeved on the slide fastener slider, the slide fastener slider includes a slider body, and the slider body includes The upper board, the guide post and the lower board, the buckling device includes a buckling mechanism, the buckling mechanism includes at least one buckling part and at least one fixing part, the buckling part is arranged at one end of the pull tab, and the fixing part is The fastening part should be arranged on the slider of the zipper, and the other end of the handle is slidably and rotatably connected with the connector. During operation, the buckle of the fastening mechanism can be made The connecting part and the fixing part are buckled or opened with each other.

Compared with the prior art, the present invention fixes the pull tab type zipper pull by arranging the fastening part of the fastening mechanism on one end of the pull tab, the fixed part corresponding to the fastening part on the upper plate, the pull The other end of the piece is slidably and rotatably connected to the connecting piece, so that the pull piece can be fixed relative to the slider of the zipper. During operation, the pull tab can be rotated and opened from the zipper slider only if the pull tab is slid a fixed distance relative to the connecting piece first, thereby avoiding the disadvantage that the pull tab may be accidentally opened in the prior art, so that the fixed The pull-tab type zipper puller has the advantage that the pull-tab is firmly fixed.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

Fig. 1 is a three-dimensional exploded view of the first embodiment of the fixed slider type zipper slider of the present invention.

Fig. 2 is a three-dimensional assembly view of the fixed slider type zipper slider shown in Fig. 1 .

Fig. 3 is a perspective view of the slider of the fixed slider type zipper shown in Fig. 1 after the slider is opened.

Fig. 4 is a sectional view along line A-A in Fig. 3 .

Fig. 5 is a schematic diagram of the process of fixing the slider of the pull-tab type zipper shown in Fig. 1 and fixing the pull-tab.

Fig. 6 is a schematic diagram of the process of fixing the slider of the slider type zipper shown in Fig. 1 and fixing the slider.

Fig. 7 is a schematic diagram of the process of fixing the slider of the pull-tab type zipper shown in Fig. 1 and fixing the pull-tab.

Fig. 8 is a schematic diagram of the fixed slider type zipper puller shown in Fig. 1 after the slider is fixed.

Fig. 9 is a schematic view of the second embodiment of the fixed slider type zipper slider of the present invention.

Fig. 10 is a perspective view of the third embodiment of the fixed slider type zipper slider of the present invention.

Fig. 11 is a front view of the fixed pull-tab type zipper slider shown in Fig. 10 after the pull-tab is fixed.

Fig. 12 is a schematic diagram of the fixed slider type zipper puller shown in Fig. 10 after the slider is fixed.

Fig. 13 is a perspective view of the fourth embodiment of the fixed pull tab type zipper puller of the present invention.

Explanation of reference signs:

100, 100a, 100b, 100c Zipper Pull 71 Top Wall

10, 10b, 10c slider body 72 side wall

12 Lower plate 722 Clamping wall

14 Guide post 724 Slide hole

16 upper plate 7241 sliding section

20 horse hook 74 give way slot

30 Shrapnel 76 Accommodating slot

40 Cap 762, 762a Press block

50 Connector 764 Storage tank

52 Connecting part 80, 80a, 80b, 80c Snap mechanism

54 Opening of contact portion 81, 81b

56 Shaft 82, 82a, 82b, 82c fastening part

60, 60a Elastic element 822 Clasp arm

62, 62a fixed section 824 hook

622 Fixing hole 84, 84a, 84b, 84c Fixing part

64, 64a elastic section 842 buttonhole

70, 70a, 70b, 70c pull tab

Detailed ways

Fig. 1 is a three-dimensional exploded view of the first embodiment of the fixed slider type zipper slider of the present invention. The zipper puller 100 includes a slider body 10 , a hook 20 , an elastic piece 30 , a cap 40 , a connecting piece 50 , an elastic element 60 , a pull tab 70 and a fastening mechanism 80 . The fastening mechanism 80 is disposed on the slider body 10 and the pull piece 70 . The hook 20 is accommodated in the slider body 10 , the cap 40 is fixed on the slider body 10 , and the cap 40 accommodates the elastic piece 30 . The slider body 10, the horse hook 20, the shrapnel 30 and the cap 40 form a self-locking slide fastener slider. The elastic element 60 is fixed in the pull piece 70 (as shown in FIG. 5 ), and the pull piece 70 is provided with a pair of sliding hole 724 at the rear end. One end of the connecting piece 50 is sleeved on the slider of the zipper, and the other end is connected with the two sliding holes 724 of the pull piece 70 (as shown in FIG. 3 ). The elastic element 60 , the fastening mechanism 80 and the two slideway holes 724 form a fastening device, and the fastening device is used to fasten the handle 70 to the slider body 10 securely and openably.

Please refer to FIG. 1 , the slider body 10 is integrally die-cast from a metal material, and includes a lower plate 12 , a guide post 14 , and an upper plate 16 . The front end of the lower plate 12 and the upper plate 16 is connected by the guide post 14, and the lower plate 12, the guide post 14 and the upper plate 16 are combined to form a Y-shaped slideway for two chain teeth of a slide fastener ( not shown) passed.

Please refer to FIG. 1 , the elastic element 60 is integrally made of metal material with good elasticity, and includes a fixing section 62 and two elastic sections 64 . The two elastic sections 64 are respectively formed by extending obliquely downward from two sides of the fixing section 62 . The fixing section 62 defines a square fixing hole 622 in the middle, and the fixing hole 622 passes through the fixing section 62 .

Please refer to FIG. 1 , the connecting member 50 includes a connecting portion 52 , an abutting portion 54 and a pair of rotating shafts 56 . The connecting portion 52 is located at the front end of the connecting member 50 , the abutting portion 54 is located at the rear end of the connecting member 50 , and the two rotating shafts 56 are symmetrically disposed on left and right sides of the rear end of the connecting member 50 . The two rotating shafts 56 are disposed corresponding to the sliding hole 724 of the pull piece 70 , and the pulling piece 70 is slidably and rotatably connected to the rotating shaft 56 of the connecting member 50 through the sliding hole 724 (as shown in FIG. 2 ). The top surface of the abutting portion 54 is inclined upward toward the front end.

Please refer to FIG. 3 to FIG. 5, the buckling mechanism 80 includes a buckling portion 82 and a fixing portion 84 (as shown in FIG. Corresponding to the fastening portion 82 is disposed on the front end of the upper board 16 . The buckling portion 82 includes a buckle arm 822 and a claw 824 (as shown in FIG. 3 ). The buckle arm 822 is an L-shaped structure extending downward from the front end of the pull piece 70 , and the claw 824 extends upward from the middle of the bottom end of the buckle arm 822 . An opening 81 (as shown in FIG. 5 ). The fixing portion 84 is integrally formed by extending horizontally from the upper plate 16 to the front end. The cross section of the fixing portion 84 is generally arc-shaped (as shown in FIG. 3 ), and its thickness is smaller than the height of the opening 81 . The fixing portion 84 defines a button hole 842 corresponding to the claw 824 , the button hole 842 is disposed close to the outermost end of the guide post 14 (as shown in FIG. 5 ), and the button hole 842 is used for receiving the claw 824 .

Referring to FIG. 2 and FIG. 3 , the pull tab 70 includes a top wall 71 and two side walls 72 . Each side wall 72 extends vertically upwards at the rear end to form a clamping wall 722 (as shown in FIG. 3 ), and the clamping wall 722 is generally in the shape of a square plate. The two sliding holes 724 are respectively symmetrically disposed in the middle of the two clamping walls 722 , and the sliding holes 724 pass through the clamping walls 722 . The slideway hole 724 is elongated and includes two parallel planes and two symmetrical semicircular arc surfaces (as shown in FIG. 2 ). The two arc surfaces are arranged opposite to each other, and the two ends of each arc surface are respectively tangent to a plane. The two planes form a sliding section 7241 that can tightly fit with the rotating shaft 56 . The pull piece 70 has a relief groove 74 corresponding to the upper plate 16 of the slider body 10 in the middle of the bottom surface, and the relief groove 74 is used for accommodating the upper plate 16 . The pull tab 70 is recessed downward at the middle of the bottom surface of the relief groove 74 to define a receiving groove 76 (as shown in FIG. 3 ), and the receiving groove 76 is disposed corresponding to the cap 40 and the elastic member 60 . The accommodating groove 76 is generally a cuboid cavity structure, and the accommodating groove 76 is used for accommodating the cap 40 and the elastic element 60 (as shown in FIG. 5 ). A bifurcated Y-shaped pressing block 762 (as shown in FIG. 4 ) is provided at the middle of the bottom end of the accommodating groove 76 corresponding to the fixing hole 622 of the elastic element 60 , and the pressing block 762 is used for fixing the elastic element 60 .

Referring to FIGS. 1 to 4 , when assembling the pull tab 70 , the connecting portion 52 of the connecting member 50 is sleeved on the slider of the zipper. Then, the elastic element 60 is accommodated in the accommodating groove 76 of the handle 70 , and the pressing block 762 is accommodated in the fixing hole 622 of the elastic element 60 . The pressing block 762 (not shown in the figure) is punched by a mechanical device, so that the pressing block 762 is bent and deformed to both sides to fix the elastic element 60 (as shown in FIG. 4 ). Finally, the two rotating shafts 56 of the connecting member 50 are respectively accommodated in the two slideway holes 724 of the pull piece 70 , so as to complete the assembly of the pull piece 70 .

Please refer to Fig. 4 to Fig. 8, when fixing the pull tab 70, first, turn the pull tab 70 counterclockwise, make the pull tab 70 rotate and cover the slider body 10, the cap 40 is accommodated in the pull tab In the accommodating groove 76 of the sheet 70, an elastic section 64 of the elastic member 60 elastically abuts against the abutting portion 54 of the connecting piece 50, and at the same time makes the rotating shaft 56 of the connecting piece 50 and the arc at the rear end of the slideway hole 724 contact with each other (as shown in Figure 5). Next, press down on the front end of the pull piece 70, so that an elastic section 64 of the elastic element 60 continues to bounce against the top surface of the abutting portion 54 of the connecting piece 50, and the other elastic section 64 of the elastic element 60 bounces. On the cap 40, the upper plate 16 is accommodated in the relief groove 74 of the pull tab 70, and the pressing block 762 of the pull tab 70 is abutted against the top surface of the cap 40 (as shown in FIG. 6 ). Show). At this time, the fixing portion 84 faces the opening 81 . Then, apply a rightward active force to the pull tab 70 to move the pull tab 70 to the right along the slideway hole 724, and the rotating shaft 56 of the connector 50 moves along the slide section 7241 of the slideway hole 724 to the slideway. The arc surface at the front end of the channel hole 724 abuts against it. At this time, the claw 824 is just located under the button hole 842 (as shown in FIG. 7 ). Finally, when the external force is removed, the two elastic sections 64 of the elastic element 60 respectively rebound and push against the top surface of the contact portion 54 between the cap 40 and the connecting piece 50, so that the hook 824 is accommodated in the buttonhole from bottom to top. 842 (as shown in FIG. 8 ), thereby completing the fixing of the pull tab 70 . Conversely, if the pull tab 70 is pressed down, the hook 824 is separated from the button hole 842, and then the pull tab 70 is pushed to the left, so that the rotating shaft 56 of the connector 50 slides to the rear end of the slideway hole 724. The pull piece 70 can be opened when the curved surface abuts against it.

Please refer to Fig. 8, compared with the prior art, when the pull tab 70 is fixed, if the pull tab 70 is lifted upwards at the front end of the pull tab 70, due to the fastening part 82 and the fixing part of the fastening mechanism 80 84 are firmly fastened together so that the front end of the pull tab 70 cannot move; meanwhile, the slideway hole 724 positioned at the rear end of the pull tab 70 closely fits with the rotating shaft 56 so that the rear end of the pull tab 70 cannot move either. If the pull-tab 70 or the connector 50 is lifted upwards at the rear end of the pull-tab 70 , the elastic member 60 is resilient because the claw 824 of the fastening portion 82 is engaged with the button hole 842 of the fixing portion 84 . ground against the pull tab 70, so that the pull tab 70 cannot be rotated. This makes the pull tab 70 of the zipper slider 100 have the advantage of being firmly fixed.

As can be seen from the above description, the zipper puller 100 of the present invention arranges the fastening portion 82 of the fastening mechanism 80 on one end of the handle 70, and sets the fixing portion 84 on the upper plate 16 corresponding to the fastening portion 82, The other end of the pull piece 70 is slidably and rotatably connected to the connecting member 50 , so that the pull piece 70 can be fixed relative to the slider of the zipper. During operation, only when the pull tab 70 is slid a fixed distance relative to the connecting piece 50, can the pull tab 70 be rotated and opened from the slide fastener slider, thus avoiding the disadvantage that the pull tab may be accidentally opened in the prior art, This makes the fixed pull-tab type slide fastener puller have the advantage that the pull-tab is firmly fixed. The zipper puller 100 has the advantage of simple structure by providing the sliding hole 724 on the pull piece 70 and the rotating shaft 56 on the connecting piece 50 so that the pull piece 70 can slide and rotate relative to the connecting piece 50 . The zipper puller 100 has the advantage of a stable structure by disposing the elastic element 60 on the pull tab 70 so that the pull tab 70 can be engaged with the fixing portion 84 through the claw 824 of the buckling portion 82 .

It can be understood that other connection forms can be adopted between the connecting member 50 and the handle 70 , as long as the handle 70 can slide and rotate relative to the connecting member 50 , the purpose of the present invention can be achieved. For example, the slideway hole 724 can be set on the connecting piece 50, and the rotating shaft 56 can be set on the handle 70 at the same time; or the slideway hole 724 can be changed into a blind hole or the like. The zipper slider can also adopt other forms of self-locking sliders, or adopt non-self-locking zipper sliders. The function of the elastic element 60 is to push against the pull tab 70 upwards, so that the fastening mechanism 80 can be fastened by the way that the claws cooperate with the buttonholes; when the fastening mechanism 80 adopts other forms, it is not necessary to set the elastic element. The pressing block 762 can also fix the elastic element 60 in other ways, for example, pressing the elastic element 60 from both sides of the elastic element 60 and the like.

Please refer to FIG. 9 , which is a perspective view of the second embodiment of the fixed-tab type zipper slider of the present invention. The first difference between the zipper puller 100a and the first embodiment of the present invention is that the elastic element 60a has a V-shaped structure in side view, and includes a fixing section 62a and an elastic section 64a. The elastic section 64a extends obliquely downward from the front end to the rear end of the fixing section 62a. The pressing block 762a is arranged in a hook-like structure inclined toward the rear end of the pull piece 70a corresponding to the fixed section 62a of the elastic element 60a. The pull tab 70a defines a receiving groove 764 at the bottom of the receiving groove 76 corresponding to the fixing section 62a of the elastic element 60a. The pressing block 762 a is used for pressing the front end of the fixing section 62 a of the elastic element 60 a so that the fixing section 62 a of the elastic element 60 a is accommodated in the receiving groove 764 . The elastic segment 64 a of the elastic element 60 a is disposed corresponding to the abutting portion 54 of the connecting member 50 . The second difference between the zipper puller 100a and the first embodiment of the present invention is that the fastening portion 82a of the fastening mechanism 80a omits the setting of the claw, and the fixing portion 84a of the fastening mechanism 80a omits the setting of the claw. buttonhole settings.

When in use, the elastic element 60a is arranged on the zipper puller 100a, so that the pull tab 70a is pushed up, so that there is a certain friction force between the fastening part 82a and the fixing part 84a, so that the fastening part 82a is fastened firmly with the fixing portion 84a and is not easy to loosen. In this way, the fastening mechanism 80a can save the setting of the button hole and the claw, which simplifies the structure of the zipper puller 100a and has the advantage of simple structure.

Please refer to FIG. 10 , which is a perspective view of a third embodiment of the fixed-tab type zipper slider of the present invention. The first difference between the zipper slider 100b and the first embodiment of the present invention is that the fastening mechanism 80b includes a pair of fastening portions 82b and a pair of fixing portions 84b. The two fastening portions 82b are symmetrically disposed on the left and right sides of the bottom surface of the pull piece 70b. The two fastening parts 82b are made of elastic plastic. The two fastening portions 82b are in the shape of an “L” extending downward (as shown in FIG. 11 ). The two fastening portions 82b respectively form an opening 81b with the bottom surface of the pull tab 70b. The two fixing parts 84b correspond to the two fastening parts 82b and extend outwards on the left and right sides of the front end of the upper plate 16 , and the two fixing parts 84b are generally in the shape of a square block. The thickness of the fixing portion 84b is slightly greater than the height of the opening 81b. In this way, a tight fit can occur between the fastening portion 82b and the fixing portion 84b (as shown in FIG. 11 ). The second difference between the zipper slider 100b and the second embodiment of the present invention is that the zipper slider 100b is not provided with the elastic element, and the pull tab 70b is not provided with the pressure block (as shown in FIG. 12 ).

Please refer to FIG. 10 to FIG. 12 , when fixing the pull tab 70b, first, turn the pull tab 70b counterclockwise so that the bottom surface of the pull tab 70b abuts against the fixing portion 84b, and the fixing portion 84b faces the opening 81b. Next, push the pull piece 70b to the right, so that the fastening portion 82b and the fixing portion 84b are closely fitted, and the pull piece 70b is firmly fixed on the slider of the zipper (as shown in FIG. 11 and FIG. 12 ). On the contrary, the pull tab 70b can be opened.

As can be seen from the above description, since the fastening part 82b and the fixing part 84b of the fastening mechanism 80b can tightly fit to make the handle 70b firmly fixed on the slider body 10b, the zipper puller 100b can omit the The arrangement of the elastic elements makes the zipper slider 100b require less elements and has a simple structure. In addition, as long as the pull piece 70b is turned counterclockwise until the bottom surface of the pull piece 70b touches the fixing portion 84b, and then the pull piece 70b is pushed to the right, so that the fastening portion 82b and the fixing portion 84b are tightly fitted, then Fixing the handle 70b makes the operation of fixing the handle 70b easy.

It can be understood that if only one fastening portion 82b and one fixing portion 84b are provided, the pull tab 70b can also be firmly fixed on the slider body 10b.

Please refer to FIG. 13 , which is a perspective view of a fourth embodiment of the fixed-tab type zipper slider of the present invention. The difference between the zipper puller 100c and the third embodiment of the present invention is that the fixing portion 84c of the buckle mechanism 80c is two "T" shaped blocks extending upward from the upper plate 16 of the slider body 10, and the buckle The fastening portion 82c of the closing mechanism 80c is a sliding guide groove structure corresponding to the fixing portion 84c. The longitudinal cross-sectional shape of the buckling portion 82c is set corresponding to the longitudinal cross-sectional shape of the fixing portion 84c, so that the fixing portion 84c can slide laterally in the buckling portion 82c. When fixing the pull-tab 70c, turn the pull-tab 70c over first, so that the pull-tab 70c is covered on the slider body 10 . Next, push the pull piece 70c to the right, so that the two fixing portions 84c slide into the fastening portion 82c to fix the pull piece 70c.

As can be seen from the above description, the zipper puller 100c is provided with the fastening portion 82c and the fixing portion 84c on the pull piece 70c, and the pull piece 70c is fixed by the “T”-shaped fixing portion 84c, so that the pull piece 70c is fixed stronger. In addition, the fastening portion 82c and the fixing portion 84c are respectively provided on the bottom surface of the pull piece 70c and the top surface of the upper plate 16. When the pull piece 70c is fixed, the fastening mechanism 80c cannot be seen from the outside, so that the slide fastener The head 100c has the advantage of being beautiful in appearance.

It can be understood that the longitudinal cross-sectional shapes of the fastening portion 82c and the fixing portion 84c may be in other forms, such as a dovetail groove. In addition, if only one fastening portion 82c and one fixing portion 84c are provided, the pull tab 70c can also be firmly fixed to the slider body 10c.

Obviously, those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the present invention. Thus, if the modifications and variations in the embodiments of the present invention fall within the scope of the claims of the present invention and their equivalents, the embodiments of the present invention are also intended to include these modifications and variations.

Claims (6)

1. a fixing pulling-on piece formula slider of zipper fastener, comprise slide fastener block, connector, pulling-on piece and buckling device, this connector is set on this slide fastener block, this slide fastener block comprises slide body, this slide body comprises upper plate, guide pillar and lower plate, it is characterized in that, this buckling device comprises engaging support mechanism, this engaging support mechanism comprises at least one snapping portion and at least one fixed part, this snapping portion is arranged on one end of this pulling-on piece, this fixed part is to should snapping portion being arranged on this slide fastener block, the other end of this pulling-on piece slidably and is rotationally connected with this connector, during operation, by being slided, relative this connector of this pulling-on piece can make the snapping portion of this engaging support mechanism and fixed part mutually fasten or open, this slide fastener block comprises cap, and this pulling-on piece is to being provided with storage tank at the middle part of bottom surface by cap, also comprise flexible member, this flexible member is arranged in the storage tank of this pulling-on piece, and this flexible member is to should slide fastener block setting, this flexible member comprises canned paragraph and stretch section, the V-shaped structure of this flexible member side-looking, and this storage tank is provided with briquetting in bottom to canned paragraph that should flexible member, and this connector is to should stretch section being provided with the abutting part that tilts obliquely.

2. according to the fixedly pulling-on piece formula slider of zipper fastener described in claim 1, it is characterized in that, the other end of this pulling-on piece is provided with skidway hole, the corresponding described skidway hole of this connector is provided with rotating shaft, this skidway hole comprises the glissile segment that can coordinate with this rotating shaft, and this pulling-on piece slidably and is rotationally connected in the rotating shaft of this connector by this skidway hole.

3. fixedly pulling-on piece formula slider of zipper fastener according to claim 1, it is characterized in that, the block structure of the fixed part of this clip connection device for extending to form respectively from the upper plate both sides of this slide body, the snapping portion of this clip connection device be to hook formation that should fixed part setting.

4. fixedly pulling-on piece formula slider of zipper fastener according to claim 1, is characterized in that, the fixed part of this clip connection device is for extend upward "T"-shaped of formation from the upper plate of this slide body, and the snapping portion of this clip connection device be to guide runner structure that should fixed part setting.

5. according to the fixedly pulling-on piece formula slider of zipper fastener described in claim 1, it is characterized in that, this pulling-on piece is provided with slot to make way to upper plate that should slide body, and the storage tank of this pulling-on piece is arranged on the middle part of this slot to make way.

6. fixedly pulling-on piece formula slider of zipper fastener according to claim 1, it is characterized in that, this snapping portion comprises button arm and button pawl, and this button arm is L type structure to downward-extension, this fixed part is one extension setting forward from this upper plate, and this fixed part is provided with button hole to detaining pawl.