CN218008498U

CN218008498U - Pull head anti-pinch sheath and pull head

Info

Publication number: CN218008498U
Application number: CN202222000065.9U
Authority: CN
Inventors: 马雨彪; 聂世营; 谢庆丰; 刘艳辉; 陈嘉权
Original assignee: Dongguan Weizhi Zipper Co ltd; Weizhi Industry Co ltd; Anhui Boxihe Outdoor Equipment Supplies Co ltd
Current assignee: Bosihe Outdoor Sports Group Co ltd; Dongguan Weizhi Zipper Co ltd; Weizhi Industry Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-12-13
Anticipated expiration: 2032-07-28

Abstract

The utility model discloses a puller anti-pinch sheath and a puller with the same, wherein the puller anti-pinch sheath comprises an upper wing plate, a lower wing plate and a connecting column for connecting the upper wing plate and the lower wing plate; the connecting column is connected to the front end of the upper wing plate; two sides of the upper wing plate are also provided with an upper side plate extending downwards; the connecting column is provided with two bilaterally symmetrical first side surfaces and two bilaterally symmetrical second side surfaces; the deflection angle of the two first side faces is not more than 15 degrees; the second side surface is connected with the rear end of the first side surface and is folded inwards relative to the two first side surfaces. The technical scheme of the utility model can solve the problem of mixing with the zipper or the card of surface fabric when the pull head slides on the zipper.

Description

Pull head anti-pinch sheath and pull head

Technical Field

The utility model relates to a zip fastener pull head technical field, in particular to sheath and pull head are prevented pressing from both sides by pull head.

Background

The teeth of the slide fastener are locked or unlocked by pulling the slider to slide on the slide fastener, and when the slider slides in a pulling direction for locking the slide fastener, the slide fasteners on both sides enter through the entrance of the slider. Generally, when a slider slides on a slide fastener, the slide fastener at an entrance portion enters at a certain angle, and the slider can slide smoothly. In US6701584B2, a structure of a slider sheath is disclosed, which is sleeved on a slider to reduce the occurrence of slider jamming, but when the slide fastener is too loose, which causes the deflection angle of the slide fastener entering the slider anti-pinch sheath to be too large, the structure still cannot avoid the situation that the slider is jammed with the zipper teeth and the fabric when the slider slides on the zipper chain, and thus, the prior art still needs to be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pull head prevents pressing from both sides sheath and adopts this pull head to prevent pressing from both sides the pull head of sheath, aim at solving pull head and zip fastener that the pull head probably appears when the pull head slides on the zip fastener or the problem of mixing with the surface fabric card.

In order to achieve the purpose, the anti-clamping sheath for the puller comprises an upper wing plate, a lower wing plate and a connecting column for connecting the upper wing plate and the lower wing plate; the connecting column is connected to the front end of the upper wing plate; two sides of the upper wing plate are also provided with upper side plates extending downwards; the connecting column is provided with two bilaterally symmetrical first side surfaces and two bilaterally symmetrical second side surfaces; the deflection angle of the two first side faces is not more than 15 degrees; the second side surface is connected with the rear end of the first side surface and folded inwards relative to the two first side surfaces.

Preferably, the two first side surfaces of the connecting column are arranged in parallel.

Preferably, the front end of the upper side plate has a guide surface parallel to the second side surface of the connecting column.

Preferably, the junction of the first side surface of the connecting column and the second side surface of the connecting column is arc-shaped.

Preferably, the rear end of the upper wing plate is provided with a clamping hook so that the pull head can clamp the pull nose of the pull head when the anti-clamping sheath is sleeved on the pull head.

Preferably, the clamping hook is used for clamping the front connection part of the pull nose of the pull head and the upper panel of the pull head.

Preferably, the upper side plate is provided at a rear end of the upper wing plate.

Preferably, an avoiding groove is formed in the inner side face of the rear end of the upper wing plate to avoid the front end of the pull head.

Preferably, two sides of the lower wing plate are provided with upward lower side plates, and the lower side plates are arranged opposite to the upper side plates.

The utility model also provides a puller, which comprises a puller body and a puller anti-clamping sheath, wherein the puller anti-clamping sheath comprises an upper wing plate, a lower wing plate and a connecting column for connecting the upper wing plate and the lower wing plate; in the front-to-back direction, the width of the front end of the upper wing plate is gradually increased, and the connecting column is connected to the front end of the upper wing plate; two sides of the upper wing plate are also provided with an upper side plate extending downwards; the connecting column is provided with two bilaterally symmetrical first side surfaces and two bilaterally symmetrical second side surfaces; the deflection angle of the two first side faces is not more than 15 degrees; the second side surface is connected with the rear end of the first side surface and is folded inwards relative to the two first side surfaces.

The utility model discloses technical scheme further improves through the structure to the spliced pole, has solved when the zip fastener is not hard up or the angle of partial refraction is too big the pull head take place the problem that the card was mixed with zip fastener or surface fabric easily, more in the same direction as smooth when making the pull head pulling.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 to 3 are schematic structural views of different angles of an embodiment of the anti-pinch protective sleeve of the pull head of the present invention;

FIG. 4 isbase:Sub>A schematic cross-sectional view A-A of the view shown in FIG. 3;

fig. 5 is a schematic structural view of an embodiment of the slider with the anti-pinch protective sleeve of the present invention, wherein the left and right two sets of dotted lines show the schematic of the inner zipper channel.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, back, 8230; \8230;) are provided in the embodiments of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The appearance of the zipper realizes 'seamless' and is widely applied to various clothes, tents, mosquito nets, packaging bags, shoes and various outdoor articles. At present, the basic structure of the zipper and the slider basically adopts the original structure, but the improvement of the details is continuously and never interrupted. In the development process of the zipper, a great number of improved schemes for making the zipper smoother and preventing the zipper from being jammed during pulling appear, wherein a zipper head sheath is added in the patent No. US6701584B2, so that the zipper firstly enters a preset zipper channel of the zipper head sheath before entering the zipper head, and the zipper is prevented from being jammed during pulling. The pull head sheath of this structure compares in the practice in the pull head that does not take the sheath, can avoid the pull head pulling when to a great extent and the card between zip fastener or surface fabric to mix, but can not stop the emergence that the card was mixed, and adopt this kind of pull head sheath to take place the card and mix and take place many when the zip fastener is comparatively not hard up, crooked, through further research discovery, in the product that adopts this patent structure, when two zip fasteners appear alternately about, the probability that the card was mixed can show and promote, the utility model discloses a smooth nature when further improving the pull head tractive, the emergence that the card was mixed when further reducing the pulling provides a further improvement scheme based on this patent structure.

Referring to fig. 1 to 5, in particular, in an embodiment of the present invention, a slider anti-pinching protective sleeve 100 and a slider using the slider anti-pinching protective sleeve 100 are provided, wherein the slider anti-pinching protective sleeve 100 includes an upper wing plate 101, a lower wing plate 300, and a connecting column 200 connecting the upper wing plate 101 and the lower wing plate 300; the connecting column 200 is connected to the front end of the upper wing plate 101; both sides of the upper wing plate 101 are also provided with upper side plates 102 extending downwards; the connecting column 200 is provided with two bilaterally symmetrical first side surfaces 201 and two bilaterally symmetrical second side surfaces 202; the deflection angle of the two first side surfaces 201 is not more than 15 degrees; the second side 202 is connected to the rear end of the first side 201 and folded inward with respect to the first sides 201. In a preferred embodiment, the width of the front end of the upper wing plate 101 gradually increases from front to back, and the outer side of the tail end of the upper wing plate 101 is folded inwards.

The utility model discloses in, improve through the structure to spliced pole 200, inject the zip fastener and prevent pressing from both sides the bias angle before the zip fastener passageway 600 of sheath 100 entering into the pull head, make the zip fastener anyway not hard up, crooked, all can enter into the pull head with relatively fixed angle under the guide effect of spliced pole 200 and prevent pressing from both sides in the zip fastener passageway 600 of sheath 100. This guiding action is divided into two parts, one being the guiding of the two first sides 201 of the connecting column 200 and the other being the guiding of the second side 202 of the connecting column 200 and the upper side plate 102. The first side 201 is at an angle of no greater than 15 ° to effectively prevent the zipper from jamming due to an excessive inward angle (e.g., when the left and right zippers are crossed) before the zipper enters the zipper channel 600 defined by the upper side panel 102 and the second side 202. The range of the deflection angle is within 15 ° of left and right deflection on the basis that the two first side surfaces 201 are parallel to each other and extend forward and backward. When the first side surfaces 201 are within the deflection angle range, a better guiding effect can be achieved, and in a further embodiment, the first side surfaces 201 are arranged in parallel.

The zip fastener passageway 600 that the sheath 100 formed is prevented pressing from both sides in order to make the pull head can be better links up with the zip fastener passageway 600 of pull head self to and the zip fastener passageway 600 that the sheath 100 was prevented pressing from both sides in the pull head can make the more level and smooth entering of zip fastener, the utility model provides a specific embodiment, promptly the top plate 102 front end have with the parallel spigot surface 103 of second side 202. Before left side zip fastener gets into the zip fastener passageway 600 that the pull head prevented pressing from both sides sheath 100, when the skew angle was too big left, the guide surface 103 can play the effect of rectifying a deviation to the left side zip fastener, and when making the left side zip fastener get into the zip fastener passageway 600 that the pull head prevented pressing from both sides sheath 100, the skew angle reduced, can be more smooth and easy get into in the zip fastener passageway 600 that the pull head prevented pressing from both sides sheath 100 to reduce and the zip fastener or the surface fabric between the emergence that the card mixed.

In order to reduce the resistance of the slider to pulling, in an embodiment, the intersection between the first side 201 and the second side 202 is provided with an arc shape. The arc transition can reduce the resistance of the zipper head anti-pinch protective sleeve 100 to the zipper, and can also reduce the abrasion of the zipper head anti-pinch protective sleeve 100, and especially for the zipper adopting metal lock teeth, the effects of reducing the assistance force and reducing the abrasion are more obvious.

For the muffjoint relation between the pull head prevents pressing from both sides sheath 100 and the pull head, the pull head prevents pressing from both sides sheath 100 cover and establishes on the pull head, and its fixed mode can have the multiple the utility model provides an in one embodiment, go up pterygoid lamina 101 rear end and set up pothook 104, with the pull head prevents pressing from both sides sheath 100 covers and establishes the draw nose 400 of card holding the pull head when the pull head is gone up. Further, the hook 104 is clamped at the front connection between the nose 400 of the slider and the upper panel of the slider. The pull nose 400 of the slider is fixedly connected with the upper panel 500 of the slider at two positions, namely a front position and a rear position, and a pull piece 401 for pulling the slider is arranged in a gap between the two connected positions. In some schemes, draw nose 400 can also only be fixed at the front end with the top panel of pull head, the utility model provides an in this embodiment, no matter draw nose 400 and the connection of drawing the head top panel be what kind of form above-mentioned, pothook 104 can all block in the rear side of the preceding junction of drawing nose 400 and top panel 500, does not hinder pulling-on piece 401 pulling pull head promptly, the card that can stabilize again is held on the pull head.

Under the prerequisite of guaranteeing the pull head and preventing clamping sheath 100's structural strength, in order to reduce the pull head as far as and prevent clamping sheath 100's volume, the utility model provides an embodiment, go up pterygoid lamina 101 rear end medial surface and be equipped with and dodge groove 105 to dodge the front end of pull head, the top panel of pull head front end is embedded into dodge in the groove 105. Prevent pressing from both sides rear end of pterygoid lamina 101 on sheath 100 at the pull head and offer and avoid groove 105, do not influence the pull head and prevent pressing from both sides the intensity of sheath 100 front end, and the pull head prevents pressing from both sides 100 rear end to the intensity requirement lower, therefore, this embodiment can be overall can not avoid groove 105 and reduce intensity because of offering, nevertheless can make the pull head prevent pressing from both sides the whole thickness reduction of sheath 100 because of offering and avoiding groove 105, it is close with the thickness that the cover prevented pressing from both sides sheath 100 to make the cover prevent pressing from both sides the pull head after sheath 100 and cover, thereby avoid preventing pressing from both sides sheath 100 and lead to the cover to prevent pressing from both sides the overall structure after sheath 100 too fat because of setting up the pull head.

The utility model discloses still provide another embodiment, in this embodiment, the epipleural board 102 is located the rear end of epipleural board 101, so that the epipleural board 102 with zip fastener passageway 600 that forms between the spliced pole 200 has great entry, can make the zip fastener also can enter into zip fastener passageway 600 under the condition of great deflection angle. In the case where the guide surface 103 is provided at the front end of the upper side plate 102, the slide fastener can smoothly enter the slide fastener path 600 even when the slide fastener deflection angle is large.

It should be noted that the utility model discloses do not restrict the pull head and prevent pressing from both sides sheath 100 and be applicable to single face pull head or two-sided pull head, no matter single face pull head or two-sided pull head, the pull head in the above-mentioned embodiment prevents pressing from both sides sheath 100 and all can be suitable for. In addition, the present invention also proposes another preferred embodiment, two sides of the lower wing plate 300 are provided with an upward lower side plate 301, and the lower side plate 301 is arranged opposite to the upper side plate 102. In this embodiment, the upper and lower side plates 301 are arranged oppositely, and form a zipper channel 600 together with the connecting column 200, and the arrangement of the upper and lower side plates 301 can make the slider prevent the side edge of the sheath 100 from clamping the zipper better, and can effectively prevent one side of the zipper from being clamped into the slit between the upper side plate 102 and the lower wing plate 300.

It should be noted that the actual shape of zipper channel 600 is not the shape shown in dashed lines in FIG. 5, which is shown in dashed lines for illustrative purposes only. The actual shape of the zipper channel 600 is enclosed by the connecting post 200, the upper side plate 102, the upper wing plate 101 and the lower wing plate 300 in the anti-pinch jacket of the slider, and is formed by the structure of the slider body in the slider body.

The utility model provides a pull head prevents pressing from both sides sheath 100 can regard as general and the cooperation of various pull heads, the utility model discloses in adopt this pull head to prevent pressing from both sides the pull head of sheath 100 can regard as a whole that makes up, prevent pressing from both sides sheath 100 and pull head body two parts including the pull head, form the pull head that has the sheath. The utility model discloses a pull head prevents pressing from both sides the sheath and does not prescribe a limit to the concrete shape of the pull head body of required matching, and general single face pull head and two-sided pull head are all applicable.

The utility model discloses in a concrete embodiment of sheath is prevented pressing from both sides by the pull head, the inner chamber area that wants to combine colludes form anti-skidding structure pull head, and its pull head body two-sided all is equipped with draws the nose, and positive and negative two sides all can stimulate. Specifically, a hook-shaped anti-skidding structure is arranged inside the pull head pull nose, and the hook-shaped anti-skidding structure comprises a pulling part and a locking part, wherein the pulling part is arranged in the two pull nose bodies, and the locking part is linked with the pulling part. When the pull piece pulls the pull head to slide upwards or downwards, the pull piece pulls the pulling part, and the pulling part drives the locking part to be converted into a releasing state from a locking state; when the slider is not pulled by the pull-tab, the locking portion locks the slider to the slide fastener. The zipper is characterized in that the zipper is provided with a zipper head, a locking part and a locking part, wherein the locking part is locked in the direction that the zipper is unzipped by the zipper head, and the locking can be released only by pulling the zipper pull at the moment; in the direction that the zipper is closed by the slider, the slider is half-locked by the locking part, and the slider is not pulled by the pull piece, so that when the slider is directly pulled by hand, the locking part can be flicked under the pushing of the zipper to release the slider, namely when the slider is not pulled by the pull piece, the slider can be pulled in the direction that the zipper is closed by pulling, but cannot be pulled in the direction that the zipper is opened.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a pull head prevents pressing from both sides sheath for the cover is established on the pull head, a serial communication port, includes: the upper wing plate, the lower wing plate and a connecting column for connecting the upper wing plate and the lower wing plate;

the connecting column is connected to the front end of the upper wing plate; two sides of the upper wing plate are also provided with upper side plates extending downwards;

the connecting column is provided with two bilaterally symmetrical first side surfaces and two bilaterally symmetrical second side surfaces; the deflection angle of the two first side faces is not more than 15 degrees; the second side surface is connected with the rear end of the first side surface and is folded inwards relative to the two first side surfaces.

2. The anti-pinch slider sheath of claim 1, wherein the first side surfaces of the connecting posts are parallel.

3. The anti-pinch slider guard of claim 1, wherein the front end of the upper plate has a guide surface parallel to the second side of the connecting post.

4. The anti-pinch slider sheath of claim 1, wherein the junction of the first side of the connecting post and the second side of the connecting post is arcuate.

5. The anti-pinch sheath of claim 1, wherein the rear end of the upper wing plate is provided with a hook for engaging a nose of the slider when the anti-pinch sheath is fitted over the slider.

6. The anti-pinch protective sleeve as claimed in claim 5, wherein the hook is used for clamping the front connection part of the pull nose of the pull head and the upper panel of the pull head.

7. The anti-pinch slider guard of claim 1, wherein said upper side plate is disposed at a rear end of said upper wing plate.

8. The anti-pinch slider sheath of claim 1, wherein an avoidance groove is formed in an inner side surface of the rear end of the upper wing plate to avoid the front end of the slider.

9. The anti-pinch slider sheath of any one of claims 1-8, wherein two sides of the lower wing plate are provided with upward lower side plates, and the lower side plates are arranged opposite to the upper side plates.

10. A slider comprising a slider body and a slider anti-pinch sheath as claimed in any one of claims 1-9.