TWM457455U - Zipper slider structure featuring replaceable pull tab - Google Patents

Description

Removable pull tab structure

The present invention relates to a slider structure of a replaceable pull tab, and more particularly to a slider structure capable of opening a notch of a slider to replace a pull tab.

The conventional zipper head is used as a connecting member for opening and closing the zipper. Since it has the characteristics of convenient operation, the zipper head has been widely used in leather bags and clothes. The principle of the zipper is to open and close through the reciprocating pull of the zipper head by the chain that can be meshed.

The conventional zipper head generally comprises a slider, a horse hook, a spring piece, a cap and a pull piece. The horse hook is pressed into the guide groove of the slider by the pressing of the spring piece, and one end of the pull piece is located Under the horse hook, the cap is fixed on the slider, so that the horse hook and the elastic piece are located inside the cap; for example, the patent case of the Republic of China new type M292296 (application number: 95200113) discloses a "zipper head" Combination structure (2)".

However, in the above-mentioned conventional zipper head, the elastic piece is fixed to the slider by mechanical riveting. After the elastic piece is fixed to the slider, the horse hook and the pull piece are fixed on the slider, so that the pull piece cannot be replaced. However, in practical applications, each downstream manufacturer has different requirements for the pull-tab, and often replaces different pull tabs according to their own needs. Especially for some special pull-tabs, they tend to be small and varied, and can only be assembled by manual mechanical means. A pull-tab requires a specific type of machine assembly, which inevitably leads to an increase in cost.

The reason is that this creator feels that the above-mentioned deficiency can be improved. He is devoted to research and cooperates with the application of theory, and finally proposes a reasonable and effective design. The above-mentioned missing creation.

The main purpose of this creation is to provide a slider structure for the removable pull tab, so that downstream manufacturers can replace the pull tab without redesigning the machine for assembly, thereby saving costs.

In order to achieve the above object, the present invention provides a slider structure of a removable tab, comprising: a slider having a first positioning portion; a cap pivotally connected to the slider; and an elastic member disposed on the slider a first hooking portion corresponding to the first positioning portion, the horse hook is inserted into the slider and pressed against the elastic member; a pull tab, the pull tab is provided with a positioning a guiding block, pivotally connected to one end of the cap, the guiding block and the horse hook abutting each other, and an accommodation space is defined between the slider, the horse hook and the guiding block, The positioning rod is placed in the accommodating space; and an axial center is disposed on the slider and the cap, and is pivotally connected to the horse hook.

The present invention has the following beneficial effects: the design of the guide block can open a gap for the chain body for the disassembly and insertion of the pull tab, and the operation is convenient and simple, and the labor cost can be effectively reduced. There is no need to redesign the machine in order to replace the pull tab.

In order to further understand the features and technical contents of the present invention, please refer to the following detailed description and drawings of the present invention. However, the drawings are only for reference and description, and are not intended to limit the creation.

Referring to FIG. 1 and FIG. 2 , the present invention provides a slider structure for a changeable pull tab, comprising a chain head body 1 , a horse hook 2 , a guide block 3 , a blocking piece 4 , a pull piece 5 , and a The elastic element 6 and a shaft core 7 and the chain head body 1, the horse hook 2 and the guide block 3 jointly define an accommodating space 8 . The chain head body 1 comprises a slider 11 and a cap 12 . The elastic element 6 is housed inside the slider 11 and the horse hook 2 is inserted into the slider 11 and pressed against the elastic member 6. One end of the cap 12 is pivotally connected to the slider 11 and the horse hook 2 through the shaft center 7, and the other end is pivotally connected to the slider 3. The blocking sheet 4 is disposed in the cap 12 and abuts against the slider 11 and the slider block 3, and the blocking sheet 4 is caught in the accommodating space 8.

Referring to FIG. 2 and FIG. 3 , the slider 11 has an upper jaw portion 111 , a lower jaw portion 112 , and a connecting portion 113 for connecting the upper jaw portion 111 and the lower jaw portion 112 , and the upper jaw portion 111 , the lower jaw portion 112 and the connecting portion 113 is all in one piece. A first trench 1131 and a first positioning portion 1132 are formed in the inner portion of the connecting portion 113. The upper trench portion 111 defines a second trench 1111, and the first trench 1131 and the second trench 1111 communicate with the upper trench portion 111. The surface of the first groove 1131 is provided with the elastic member 6. The surface of the first groove 1131 and the second groove 1111 are further provided with two clips 1112. The two clips 1112 are respectively provided with a first through hole 1113. The first positioning portion 1132 is a convex portion and is located at a position Between the two clips 1112. A guide groove 114 is formed between the upper jaw portion 111 and the lower jaw portion 112, and the guide groove 114 can be combined with a set of chains (not shown).

Referring to FIG. 2 to FIG. 4, the cap 12 is shaped like a microphone, and has a head end 121 and a tail end 122. The inside is hollowed out and communicated outwardly. A convex portion 1211 is formed inwardly on both sides of the head end 121. One end of the tail end 122 is opened The second through hole 1221 has a first positioning point 1222 and a second positioning point 1223 at both edges of the tail end 122. A first protrusion 123 and two second protrusions 124 are disposed on the inner side of the cap 12, and the tail end 122 of the cap 12 is sleeved on the two clips 1112, and the first through hole 1113 and the cap on the clip 1112. The second through hole 1221 on the 12 corresponds to the second end 122 of the cap 12 when the cap 12 is combined with the slider 11 to be positioned against the extension of the first groove 1131 at the upper jaw portion 111.

The hook 2 has a slightly branched shape and has three branches, which are respectively a pivot base portion 21 and a hook portion 22 and a stopper portion 23 extending from the pivot base portion 21. The pivoting base portion 21 has a second positioning portion 211 corresponding to the first positioning portion 1132 and is a recessed portion. A brake hook 212 extends outwardly from the rear. The hook 2 is inserted into the upper jaw portion 111 of the slider 11, and the hook portion 22 projects into the second groove 1111, and the pivot base portion 21 is pressed against the elastic member 6. The pivoting base 21 corresponds to the position of the first through hole 1113 on the clip 1112 and the second through hole 1221 on the cap 12, so that a shaft center 7 can be disposed, so that the first through hole 1113 and the second through hole 1221 are pivoted. The bases 21 are pivotally connected to each other. It is to be noted that since the cap 12 here abuts against the upper jaw portion 111, the element which can actually rotate along the axis 7 only terminates at the horseshoe 2. When the hook 2 is in a static balance, the brake hook 212 abuts against the first positioning point 1222, and the upper flange of the pivoting base 21 abuts against the second positioning point 1223, and the pivoting base 21 is under the pivotal base 21 The top of the elastic member 6 abuts, and the second positioning portion 211 abuts against the first positioning portion 1132, but when the horse hook 2 is pushed by an external force (for example, the user pulls the zipper), the horse hook 2 can be tilted upward and compresses the elastic member 6. When the external force is stopped, the elastic member 6 is reset to push the horse hook 2 back to the original position.

The guide block 3 is a specially designed block which is arranged such that the pull tab 5 can be replaced by the present invention. Each side of one end of the guide block 3 is provided with a recess 31 for The protrusion 1211 is pivotally connected to the protrusion 1211 of the cap 12, and the outer shape of the guide block 3 is gradually narrowed inward along the periphery of the recess 31. The outer shape is formed with a slope and a plane, and a slot is formed on the slope. 32. The guide block 3 has a wing 33 on each side of the other end of the recess 31. The two tabs 33 each have a force applying hole 331 for adjusting the slider 3 when the tab 5 is replaced. Further, the two recessed portions 31 are pivotally connected to the convex portion 1211, so that the operator can rotate the guide block 3 by applying a force to the force applying hole 331 when the pull tab 5 is replaced (the needle can be penetrated into the force applying hole) 331), the chute 32 and the stop portion 23 of the horse hook 2 are mutually matched, so that the stopper portion 23 can move along the chute 32 when the horse hook 2 is rotated. When the zipper is normally used, the user pulls the pull tab 5 in any direction to adjust the zipper, and the guide block 3 closes the gap between the slider 11 and the cap 12 to ensure that the pull tab 5 does not fall off.

Referring to FIG. 2 and FIG. 5A , the blocking piece 4 is disposed in the hollow portion of the cap 12 , and has a first folding portion 41 and a second folding portion 42 , and defines an opening 43 . The first folded portion 41 abuts against the above-mentioned clip 1112, and the second folded portion 42 abuts against one of the abutting faces 34 of the guide block 3. One end of the opening 43 is sleeved on the first protrusion 123 of the cap 12 , and the two second protrusions 124 abut against the turning point of the first folding portion 41 and the second folding portion 42 . The first folding section 41 and the second folding section 42 are bent at an angle toward the slider 11 , and the bending angle is such that the blocking piece 4 can be used to block the unintentional rotation of the slider 3 (for example, when washing clothes). Driven by water flow). The opening 43 is sized to match the stop portion 23 of the horse hook 2, so that when the pivot base 21 of the horse hook 2 is rotated along the axis 7, the stop portion 23 can pass through the blocking piece 4 without being blocked. .

Referring to FIG. 5A to FIG. 5C , an accommodating space 8 is defined between the slider 11 , the horse hook 2 and the guide block 3 . The surface of the pull tab 5 can print different patterns of textures (not shown) and is provided with a Positioning rod 51, the positioning rod 51 is placed in the accommodating space 8 When the horse hook 2 or the guide block 3 is rotated by the force, the accommodating space 8 for accommodating the positioning rod 51 is changed accordingly. When a gap 81 is formed in the accommodating space 8, the operator can take out the pull. The sheet 5 or the pull tab 5 is placed.

Overall, the feature of the creation is that the design of the guide block allows the operator to open the gap for the chain body with a simple tool for the removal and insertion of the pull tab; and the operation is convenient and rapid. There is no need to redesign the machine for the replacement of the pull-tab during assembly, so the production cost can be effectively reduced and the efficiency can be improved. Moreover, the arrangement of the blocking piece also prevents the guide block from inadvertently opening the notch during cleaning and dropping the pull-tab. .

However, the above description is only the preferred embodiment of the present invention, and it is not intended to limit the scope of patent protection of this creation. Therefore, the equivalent changes made by using this creation specification and the contents of the schema are all included in the right of this creation. Within the scope of protection, it is given to Chen Ming.

1‧‧‧Chain head

11‧‧‧ Pull head

111‧‧‧Upper Department

1111‧‧‧Second trench

1112‧‧‧ Clips

1113‧‧‧First perforation

112‧‧‧Lower Department

113‧‧‧Connecting Department

1131‧‧‧ first trench

1132‧‧‧First Positioning Department

114‧‧‧ Guide slot

12‧‧‧ Cap

121‧‧‧ head end

1211‧‧‧ convex

122‧‧‧End

1221‧‧‧Second perforation

1222‧‧‧First anchor point

1223‧‧‧Second anchor point

123‧‧‧First bump

124‧‧‧second bump

2‧‧‧ horse hook

21‧‧‧ pivot base

211‧‧‧Second Positioning Department

212‧‧‧Brake hook

22‧‧‧Hook

23‧‧‧stops

3‧‧‧ Guide block

31‧‧‧ recess

32‧‧‧Chute

33‧‧‧Flap

331‧‧‧ 施力孔

34‧‧‧Top face

4‧‧‧Block sheet

41‧‧‧ first fold

42‧‧‧second fold

43‧‧‧ openings

5‧‧‧ Pulling

51‧‧‧ Positioning rod

6‧‧‧Flexible components

7‧‧‧Axis

8‧‧‧ accommodating space

81‧‧‧ gap

Figure 1 is a combination view of the slider structure of the replaceable pull-tab of the present invention; Figure 2 is an exploded view of the slider structure of the replaceable pull-tab of the present invention; Figure 3 is a cross-sectional view of the slider structure of the replaceable pull-tab of the present invention (1) Figure 4 is a cross-sectional view of the slider structure of the replaceable pull tab of the present invention (2); Fig. 5A is an exploded view of the slider structure of the replaceable pull tab of the present invention (Fig. 5B) The action diagram of the slider structure of the replaceable pull tab (2); Fig. 5C is an exploded view of the slider structure of the replaceable pull tab (3).

1‧‧‧Chain head

11‧‧‧ Pull head

111‧‧‧Upper Department

1111‧‧‧Second trench

112‧‧‧Lower Department

113‧‧‧Connecting Department

1131‧‧‧ first trench

1132‧‧‧First Positioning Department

114‧‧‧ Guide slot

12‧‧‧ Cap

121‧‧‧ head end

122‧‧‧End

1222‧‧‧First anchor point

1223‧‧‧Second anchor point

2‧‧‧ horse hook

21‧‧‧ pivot base

211‧‧‧Second Positioning Department

212‧‧‧Brake hook

22‧‧‧Hook

23‧‧‧stops

3‧‧‧ Guide block

32‧‧‧Chute

34‧‧‧Top face

4‧‧‧Block sheet

5‧‧‧ Pulling

51‧‧‧ Positioning rod

6‧‧‧Flexible components

7‧‧‧Axis

8‧‧‧ accommodating space

Claims (10)

The utility model relates to a slider structure of a changeable pull piece, comprising: a pull head provided with a first positioning portion; a cap cover pivotally connected to the slider; an elastic element disposed in the slider; a horse hook a second positioning portion corresponding to the first positioning portion, the horse hook is inserted into the slider and pressed against the elastic member; a pull tab, the pull tab is provided with a positioning rod; An accommodating space is defined between the slider, the horse hook and the slider, and the positioning rod is placed in the accommodating space. And a shaft centered on the slider and the cap, and pivotally connected to the horse hook. The slider structure of the removable pull tab of claim 1, wherein the slider is provided with a first groove and a second groove, and the first groove is connected to the second groove a blocking piece is disposed on the surface of the slider, the blocking piece abuts against the guiding block and the slider, the horse hook has a pivoting base, and the pivoting base pivots to the axis And pressing on the elastic member. The slider structure of the removable pull tab of claim 2, wherein the elastic member is disposed in the first groove, and the pivot base extends downwardly with a hook portion extending into the hook portion In the second groove. The slider structure of the removable pull tab of claim 2, wherein the pivot base extends upwardly with a stop portion that abuts against the guide block. The slider structure of the replaceable pull tab of claim 4, wherein the barrier sheet is provided with an opening corresponding to the stopper. The slider structure of the replaceable pull-tab according to claim 5, wherein one of the sliders is provided with two clips at one end of the slider, and the two clips are respectively provided with a first through hole, and the cap is near A second through hole is disposed on each side of one end, and the axis passes through the two first through holes and the two second through holes. The slider structure of the removable pull tab of claim 6, wherein the cap is provided with a first bump and two second bumps, the barrier sheet having a first fold and a second fold a segment, the first segment is abutted against the two clips, and the second segment is abutted against the guide block, and one end of the opening is sleeved on the first protrusion, and the second protrusion is abutted on the second protrusion a turn of the first fold and the second fold. The slider structure of the removable pull tab of claim 7, wherein the guide block is provided with a sliding slot and a top abutting surface, the blocking portion is in contact with the sliding slot, and the blocking piece is abutted On the top of the face. The slider structure of the removable pull tab of claim 2, wherein the pivot base extends outwardly with a brake hook, the cap is provided with a first positioning point for abutting the brake hook and a And a second positioning point for abutting the pivoting base, and the first positioning portion, the first positioning point and the second positioning point jointly clamp the horse hook. The slider structure of the removable pull tab of claim 1, wherein the first positioning portion is a convex portion, and the second positioning portion is a concave portion.