CN211861981U - Strenghthened type nylon track pull head - Google Patents
Strenghthened type nylon track pull head Download PDFInfo
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- CN211861981U CN211861981U CN202020196620.8U CN202020196620U CN211861981U CN 211861981 U CN211861981 U CN 211861981U CN 202020196620 U CN202020196620 U CN 202020196620U CN 211861981 U CN211861981 U CN 211861981U
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- wing plate
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- pull head
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Abstract
The utility model discloses a reinforced nylon track pull head, which comprises an upper wing plate, a middle wing plate and a lower wing plate which are arranged in sequence; a horizontal channel along the track direction is arranged between the lower wing plate and the middle wing plate, and the horizontal channel is straight along the track direction; an inclined channel is arranged between the upper wing plate and the middle wing plate, and the inclined channel is obliquely crossed with the horizontal channel; the inclined channel and the horizontal channel are overlapped at the rear end in a crossed manner and have a common rear port; the lower wing plate and the middle wing plate are connected in an extending mode through a first side wing on one side, and a first gap along the horizontal channel is formed in the other side of the lower wing plate and the middle wing plate; the upper wing plate and the middle wing plate are connected in an extending mode through a second side wing on the same side as the first break gap, the other side of the upper wing plate and the middle wing plate is a second break gap along the inclined channel, and the second break gap is on the same side as the first side wing. The utility model discloses a nylon track pull head that is arranged in the orbital strenghthened type pull head of upper and lower engaged type nylon refers to the structure principle of pull head in the narrowness zip fastener, does the application innovation to the nylon track, designs out the similar narrowness pull head form.
Description
Technical Field
The utility model belongs to the technical related field of zip fastener, concretely relates to be used for orbital strenghthened type pull head of meshing formula nylon from top to bottom.
Background
The zipper is a common daily necessity in daily life and is widely applied to clothes, bags and the like, the zipper comprises zipper teeth positioned on a cloth belt and a pull head for opening and closing the zipper teeth, and the pull head comprises a pull body and a pull tag on the pull body; when the zipper puller is used, a user pinches the pull tag by hand to pull the pull head to open and close the zipper teeth, and the pull tag is generally movably connected through a pull nose on the pull body.
The zipper in a narrow sense means that zipper teeth formed on the edge of a tape by means of metal die casting, injection molding, and nylon winding are sequentially engaged with each other to close the zipper. The broad range of zippers is much greater and refers to products that can be zipped together, including, for example, intermeshing nylon tracks, in addition to zippers in the narrow sense. The engagement type nylon track has similar usage and same usage as the zipper in a narrow sense, but its engagement structure is different. A common engaging type nylon track zipper is used for plastic bag packaging/storage, such as food guarantee bags, clothing vacuum storage bags and the like.
For example, a storage bag for a quilt, which is described in patent document CN201020691117.6, and a weather strip for a waterproof bag opening, which is described in CN201420050512.4, are common nylon engagement rails, and are used for engagement sealing and are repeatedly openable and closable.
The nylon meshing track of prior art because orbital material is the nylon material of plastic deformation usually, has some slider structures that can assist track meshing switching, and the U type form that is simple mostly slides to the other end from one end, meshes nylon track intermeshing. Due to the limitations of the use and materials of nylon rails, the material and structural design of the slider (slider) are affected and limited.
SUMMERY OF THE UTILITY MODEL
The utility model aims at prior art not enough, design one kind and be arranged in the orbital strenghthened type pull head of meshing formula nylon from top to bottom, refer to the structure principle of pull head in the narrow sense zip fastener, do the application innovation to the nylon track, design out the nylon track pull head of similar narrow sense pull head form.
For realizing the utility model discloses the technical scheme that the purpose adopted does: a reinforced nylon track pull head is integrally formed by injection molding and is used for an up-down meshed nylon track; comprises an upper wing plate, a middle wing plate and a lower wing plate which are arranged in sequence;
a horizontal channel along the track direction is arranged between the lower wing plate and the middle wing plate, and the horizontal channel is straight along the track direction; an inclined channel is arranged between the upper wing plate and the middle wing plate, and the inclined channel is obliquely crossed with the horizontal channel; the inclined channel and the horizontal channel are overlapped at the rear end in a crossed manner and have a common rear port; the lower track of the upper and lower meshed nylon tracks passes through the horizontal channel, the upper track passes through the inclined channel, and the lower track and the inclined channel are meshed at the common rear port of the channels;
the lower wing plate and the middle wing plate are connected in an extending mode through a first side wing on one side, and a first gap along the horizontal channel is formed in the other side of the lower wing plate and the middle wing plate;
the upper wing plate and the middle wing plate are connected in an extending mode through a second side wing on the same side as the first break gap, the other side of the upper wing plate and the middle wing plate is a second break gap along the inclined channel, and the second break gap is on the same side as the first side wing.
Preferably, the edge of the upper wing plate on one side of the second gap is provided with a flange which is raised relative to the middle wing plate, and the corresponding side of the middle wing plate is a flat edge; the edge of the middle wing plate on one side of the first gap is provided with a flange protruding relative to the lower wing plate, and the corresponding side of the lower wing plate is a flat edge.
Preferably, the edge of the lower wing plate and the edge of the middle wing plate on one side of the first gap are provided with relatively raised flanges; the edge of the upper wing plate and the edge of the middle wing plate on one side of the second gap are also provided with flanges which are relatively raised.
Preferably, the horizontal channel and the inclined channel are flat channels, and the joint of each wing plate and the flange is provided with a guide type reinforcing inclined surface extending along the direction of the channel.
Preferably, the front end of the middle wing plate protrudes out of the front ends of the lower wing plate and the upper wing plate, and an inclined front port is formed between the front end of the middle wing plate and the front ends of the lower wing plate and the upper wing plate in an extending mode; the rear ends of the lower and upper wing plates form the common rear port.
Preferably, the upper surface of the upper wing plate is provided with a pull nose. The pull nose can be provided with a pull rope or a pull plate.
Preferably, the lower surface of the middle wing plate is provided with a guide block protruding into the horizontal channel, or the upper surface of the middle wing plate is provided with a guide block protruding into the inclined channel. The common engaging nylon rail is in a concave-convex groove engaging mode, when the rail is opened, the groove is utilized to be changed into a guide groove for use, and the guide block is clamped in the groove, so that when the puller is pulled, a good guiding effect is achieved, and the puller cannot be easily derailed.
Preferably, the slider is a nylon slider doped with glass fiber. The glass fiber-doped nylon is selected from the existing materials, so that the rigidity strength of the pull head can be improved.
Due to the special structure of the upper and lower meshing type tracks, the cross section of the puller is similar to an S-shaped unstable structure, and the puller cannot adopt a high-strength metal material, so that the shape structure made of an injection molding material is inevitably deformed, and in order to minimize the deformation influence and reduce the deformation influence to an acceptable degree, 2-4 structural designs are adopted to be matched with each other, namely the guide type reinforcing inclined plane is favorable for reinforcing the rigidity strength of a key deformation position; the guide block can be abutted in the groove of the track to play a certain supporting role; the flange is used for penetrating through a plastic cloth belt connected with the nylon rail, and when the zipper puller slides, if the zipper puller deforms a little, the flange cannot press the cloth belt, and if the zipper puller deforms to be larger, the flange can abut against the cloth belt, so that the deformation amplitude of the zipper puller is reduced until the deformation is recovered; the selection of materials can also improve the rigidity strength of the slider to a certain degree.
Drawings
FIG. 1 is a perspective view of a slider according to an embodiment of the present invention;
FIG. 2 is a perspective view of the slider according to the embodiment of the present invention;
FIG. 3 is a schematic side view of a slider according to an embodiment of the present invention;
FIG. 4 is a schematic view of a forward structure of a slider according to an embodiment of the present invention;
Detailed Description
The following describes the embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 to 4, the reinforced nylon rail slider of the present embodiment is used for an up-and-down engagement type nylon rail, and is integrally injection-molded, and the slider 1 includes an upper wing plate 13, a middle wing plate 11 and a lower wing plate 12 which are sequentially arranged.
The upper surface of the upper wing plate 13 is provided with a pull nose 4, and the pull nose 4 can be used for installing a pull rope or a pull plate.
A horizontal channel 2 along the track direction is arranged between the lower wing plate 12 and the middle wing plate 11, and the horizontal channel is straightly arranged along the track direction.
An inclined channel 3 is arranged between the upper wing plate 13 and the middle wing plate 11, the inclined channel 3 obliquely intersects the horizontal channel 2, the inclined channel 3 and the horizontal channel 2 are overlapped in an intersecting way at the rear end and have a common rear port 10.
The lower rail of the upper and lower intermeshing nylon rail passes through the horizontal channel 2 and the upper rail passes through the inclined channel 3, both intermeshing at a common rear port 10 of the channels.
The lower wing plate 12 and the middle wing plate 11 are connected by a first side wing extension on one side, and a first gap 21 along the horizontal channel 2 is arranged on the other side. The edge of the middle wing plate 11 on one side of the first break-off gap 21 is provided with a convex flange relative to the lower wing plate 12, and the corresponding side of the lower wing plate 12 is a flat edge.
The upper wing plate 13 and the middle wing plate 11 are connected by a second wing extension on the same side as the first gap 21, and the other side is a second gap 31 along the inclined channel 3, and the second gap 31 is on the same side as the first wing. The edge of the upper wing 13 on the side of the second break-off gap 31 is provided with a flange protruding from the central wing 11, and the corresponding side of the central wing 11 is a flat edge.
The horizontal channel 2 and the inclined channel 3 are flat channels, the connecting part of each wing plate and the flange is provided with a guide type reinforcing inclined plane 6 extending along the channel direction, and the guide type reinforcing inclined plane 6 can not only play a role in guiding the nylon track, but also provide rigid support for the structure of the pull head.
The front end of the middle wing plate 11 protrudes out of the front ends of the lower wing plate 12 and the upper wing plate 13, and as shown in fig. 3, an inclined front port is formed between the front end of the middle wing plate 11 and the front ends of the lower wing plate 12 and the upper wing plate 13 respectively in an extending manner; the rear ends of the lower and upper wings form said common rear port 10.
The lower surface of the middle wing plate 11 is provided with a guide block 5 protruding into the horizontal channel, the common meshing type nylon track is in a concave-convex groove meshing mode, when the track is opened, the groove is utilized to enable the track to be changed into a guide groove for use, the guide block 5 is clamped into the groove, and therefore when the puller is pulled, the guide block has good guide effect, and the puller cannot be easily derailed.
Preferably, the slider is a nylon slider doped with glass fiber. The glass fiber-doped nylon is selected from the existing materials, so that the rigidity strength of the pull head can be improved.
In the embodiment, by referring to the structural principle of the slider in the narrow sense zipper, application innovation is performed on the nylon rail, and the slider similar to the narrow sense slider-shaped nylon rail is designed. Due to the special structure of the upper and lower meshing type tracks, the cross section of the puller is similar to an S-shaped unstable structure, and the puller cannot adopt a high-strength metal material, so that the shape structure made of an injection molding material is inevitably deformed, and in order to minimize the deformation influence and reduce the deformation influence to an acceptable degree, 2-4 structural designs are adopted to be matched with each other, namely the guide type reinforcing inclined plane is favorable for reinforcing the rigidity strength of a key deformation position; the guide block can be abutted in the groove of the track to play a certain supporting role; the flange is used for penetrating through a plastic cloth belt connected with the nylon rail, and when the zipper puller slides, if the zipper puller deforms a little, the flange cannot press the cloth belt, and if the zipper puller deforms to be larger, the flange can abut against the cloth belt, so that the deformation amplitude of the zipper puller is reduced until the deformation is recovered; the selection of materials can also improve the rigidity strength of the slider to a certain degree.
The above description is only an embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions within the technical scope of the present disclosure should be covered by the scope of the present application. The present invention is not limited to the specific embodiments disclosed and described above, and modifications and variations of the present invention are also intended to fall within the scope of the appended claims. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (8)
1. A reinforced nylon track pull head is integrally formed by injection molding and is used for an up-down meshed nylon track; the wing plate is characterized by comprising an upper wing plate, a middle wing plate and a lower wing plate which are arranged in sequence;
a horizontal channel along the track direction is arranged between the lower wing plate and the middle wing plate, and the horizontal channel is straight along the track direction; an inclined channel is arranged between the upper wing plate and the middle wing plate, and the inclined channel is obliquely crossed with the horizontal channel; the inclined channel and the horizontal channel are overlapped at the rear end in a crossed manner and have a common rear port; the lower track of the upper and lower meshed nylon tracks passes through the horizontal channel, the upper track passes through the inclined channel, and the lower track and the inclined channel are meshed at the common rear port of the channels;
the lower wing plate and the middle wing plate are connected in an extending mode through a first side wing on one side, and a first gap along the horizontal channel is formed in the other side of the lower wing plate and the middle wing plate;
the upper wing plate and the middle wing plate are connected in an extending mode through a second side wing on the same side as the first break gap, the other side of the upper wing plate and the middle wing plate is a second break gap along the inclined channel, and the second break gap is on the same side as the first side wing.
2. The slider according to claim 1, wherein the edge of said upper wing on the side of the second break gap is provided with a flange projecting with respect to the middle wing, the corresponding side of the middle wing being a flat edge; the edge of the middle wing plate on one side of the first gap is provided with a flange protruding relative to the lower wing plate, and the corresponding side of the lower wing plate is a flat edge.
3. The slider according to claim 1, characterized in that the edges of said lower and middle wing plates on the side of the first break gap are provided with relatively convex flanges; the edge of the upper wing plate and the edge of the middle wing plate on one side of the second gap are also provided with flanges which are relatively raised.
4. A slider according to any of claims 1 to 3, characterised in that the horizontal and inclined channels are flat channels, and that the junction of each wing with the flange is provided with a guide-type reinforcement bevel extending in the direction of the channel.
5. The slider according to claim 1, wherein the front end of the middle wing plate protrudes out of the front ends of the lower wing plate and the upper wing plate, and inclined front ports are formed by extending between the front ends of the middle wing plate and the front ends of the lower wing plate and the upper wing plate respectively; the rear ends of the lower and upper wing plates form the common rear port.
6. The pull head of claim 1, wherein an upper surface of the upper wing plate is provided with a pull nose.
7. The slider according to claim 1, wherein the lower surface of the middle wing plate is provided with a guide block projecting into the horizontal channel, or the upper surface of the middle wing plate is provided with a guide block projecting into the inclined channel.
8. The pull head of claim 1, wherein the pull head is a nylon pull head doped with fiberglass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020196620.8U CN211861981U (en) | 2020-02-20 | 2020-02-20 | Strenghthened type nylon track pull head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020196620.8U CN211861981U (en) | 2020-02-20 | 2020-02-20 | Strenghthened type nylon track pull head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211861981U true CN211861981U (en) | 2020-11-06 |
Family
ID=73253454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020196620.8U Active CN211861981U (en) | 2020-02-20 | 2020-02-20 | Strenghthened type nylon track pull head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211861981U (en) |
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2020
- 2020-02-20 CN CN202020196620.8U patent/CN211861981U/en active Active
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