WO2022135264A1

WO2022135264A1 - Fastener having sealing member

Info

Publication number: WO2022135264A1
Application number: PCT/CN2021/138710
Authority: WO
Inventors: 印晓燕
Original assignee: 上海利富高塑料制品有限公司
Priority date: 2020-12-21
Filing date: 2021-12-16
Publication date: 2022-06-30
Also published as: CN114645888A

Abstract

A fastener having a sealing member (10), which is mounted on a panel having an opening portion (801), and comprises: a head portion (20), the size thereof being greater than the size of the opening portion (801); a fastening and fixing portion (30) which is inserted into the opening portion (801) and is fastened and fixed in a manner of preventing falling-off; and a sealing member (10) which comprises an extension portion (101), wherein when the fastener having a sealing member (10) is mounted on a panel, the extension portion (101) is located between the fastening and fixing portion (30) and the opening portion (801). Such a fastener can prevent, when the fastening and fixing portion of the fastener is inserted into a mounting hole of a panel, damage to the inner surface of the mounting hole caused by the fastening and fixing portion, thereby preventing rusting of the inner surface of the mounting hole.

Description

Snap with seal

CROSS-REFERENCE TO RELATED APPLICATIONS

This application claims priority to Chinese Patent Application No. 202011519826.0 filed in China on Dec. 21, 2020, the entire contents of which are incorporated herein by reference.

technical field

The present disclosure relates to a snap with a seal having a sealing function. For example, when the clip is attached to the panel by inserting the locking portion of the clip into the mounting hole of the panel, it relates to a clip with a seal having enhanced sealing performance.

Background technique

Patent Document 1 discloses a sealing clip used when a wire bundle or the like is fixed to a panel. In Patent Document 1, in order to prevent the inflow of liquid from the mounting hole of the sealing panel, a sealing member is provided from the rear in the insertion direction of the locking portion, thereby sealing the mounting hole of the panel.

Patent Document 1 considers a technique of sealing the panel mounting hole, but does not consider damage to the inner surface of the mounting hole caused by the locking portion when the sealing clip is inserted into the panel mounting hole. That is, in Patent Document 1, when the locking portion is inserted into the mounting hole, the inner surface paint of the mounting hole may be damaged, which may cause problems such as rusting of the inner surface of the mounting hole.

Patent Literature:

Patent Document 1 - Japanese Patent Application Laid-Open No. 9-159062

SUMMARY OF THE INVENTION

In view of the above problems, an object of the present disclosure is to provide a device that can prevent damage to the inner surface of the mounting hole caused by the locking portion when the locking portion of the clip is inserted into the mounting hole of the panel, thereby preventing the inner surface of the mounting hole from rusting Snap with seal.

The clasp with a seal according to claim 1 of the present disclosure is attached to a panel having an opening, and includes a head portion having a size larger than that of the opening, and a locking portion inserted through the opening to prevent and a sealing member having an extending portion, when the clip with the sealing member is mounted on the panel, the extending portion is interposed between the locking portion and the opening portion.

The buckle with a seal according to claim 2 of the present disclosure, wherein the extension portion is tapered.

The clasp with a seal according to claim 3 of the present disclosure further includes a front end portion provided on the front end side of the locking portion, and the seal further includes a first fitting portion so as to be used as the clasp with a seal. Before attaching to the said panel, the said sealing material is fitted to the said front-end|tip part.

In the buckle with a seal according to claim 4 of the present disclosure, the front end portion further includes a support portion for supporting the seal.

The clasp with a seal according to claim 5 of the present disclosure, wherein the front end portion further includes a second fitting portion to be fitted with the first fitting portion of the seal.

The clasp with a seal according to claim 6 of the present disclosure, wherein the first fitting portion is a fitting protrusion, and the second fitting portion is a fitting hole.

The clasp with a seal according to claim 7 of the present disclosure, wherein the second fitting portion is a fitting groove, and the first fitting portion is fitted into the fitting groove.

The clasp with a seal according to claim 8 of the present disclosure, wherein the seal further has a flange portion on the head side of the extension portion, and when the clasp with a seal is attached to the panel, the convex The edge is interposed between the head and the panel.

The clasp with a seal according to claim 9 of the present disclosure, wherein the size of the opening portion is larger than the minimum size of the tapered extension portion and smaller than the maximum size.

A tenth aspect of the present disclosure is a clasp with a seal, wherein the flange portion seals between the panel and the head portion.

The clasp with a seal according to claim 11 of the present disclosure, wherein the seal is formed by two-color molding or insert molding.

According to the present disclosure, a clasp with a seal can be obtained, which can prevent damage to the inner surface of the mounting hole caused by the engaging portion when the engaging portion of the clasp is inserted into the mounting hole of the panel, thereby preventing the inner surface of the mounting hole from being damaged rust.

Description of drawings

FIG. 1 is a perspective view of a clasp with a seal according to a first embodiment of the present disclosure.

FIG. 2 shows a side view of the buckle with a seal according to the first embodiment of the present disclosure.

3 shows a perspective view of the snap body with the seal removed from the tape seal according to the first embodiment of the present disclosure.

FIG. 4 shows a perspective view of the seal according to the first embodiment of the present disclosure.

FIG. 5 shows a side view of the seal according to the first embodiment of the present disclosure.

6 is a cross-sectional view of the clasp with a seal according to the first embodiment of the present disclosure.

FIG. 7 is a view showing a state in which the clip with a seal according to the first embodiment of the present disclosure is attached to a panel.

FIG. 8 shows a side view of a buckle with a seal according to a second embodiment of the present disclosure.

FIG. 9 shows a perspective view of a seal according to a second embodiment of the present disclosure.

FIG. 10 shows a side view of a seal according to a second embodiment of the present disclosure.

11 is a cross-sectional view of a clasp with a seal according to a third embodiment of the present disclosure.

In the picture:

10, 10A—seal, 20—head, 30, 30B—locking part, 40—umbrella part, 50—second restricting part, 60—shaft part, 80—panel, 100, 100A, 100B—with

seal

101, 101A—extension part, 102—flange part, 103—column body, 301—first restricting part, 302—fitting hole, 303—supporting part, 801—opening part.

Detailed ways

Hereinafter, alternative embodiments of the present disclosure will be described.

[First Embodiment]

1 to 7 , the clasp 100 with a seal according to the first embodiment of the present disclosure will be described. FIG. 1 is a perspective view of a clasp 100 with a seal according to the first embodiment. FIG. 2 shows a side view of the clasp 100 with a seal according to the first embodiment. FIG. 3 is a perspective view showing a snap main body from which the seal 10 is removed from the tape seal 100 of the first embodiment. FIG. 4 shows a perspective view of the seal 10 according to the first embodiment. FIG. 5 shows a side view of the seal 10 according to the first embodiment. FIG. 6 is a cross-sectional view of the clasp 100 with a seal according to the first embodiment. FIG. 7 is a view showing a state in which the clip 100 with a seal according to the first embodiment is attached to the panel 80 .

(1. Overall structure)

As shown in FIG. 1 , FIG. 2 and FIG. 7 , the buckle 100 with a sealing member of this embodiment mainly includes a buckle main body and a sealing member 10 . Among them, the snap main body includes the head portion 20 and the locking portion 30, and is an injection molded product made of resin such as polyacetal (POM) or polypropylene (PP), for example. The sealing member 10 is formed by two-color molding or insert molding from a material such as a soft elastomer or rubber.

Here, the snap 100 with a seal is attached by inserting the locking portion 30 into an opening portion 801 of a panel 80 such as a door trim. Specifically, the clip with seal 100 includes: a head part 20 having a size larger than that of the opening 801 of the panel 80; and the sealing member 10, which has an extension portion 101. When the buckle 100 with the sealing member is installed on the panel 80, the extension portion 101 is interposed between the locking portion 30 and the opening portion 801.

(2. Snap body)

As shown in FIGS. 3 to 7 , the snap main body includes a locking portion 30 inserted into the opening portion 801 of the panel 80 and a head portion 20 exposed on the panel 80 . Among them, the locking portion 30 includes: a first restricting portion 301 that can be inserted through the opening portion 801 of the panel 80 and restricts the locking portion 30 from falling off the panel 80 ; The fitting hole 302 as the second fitting part to be fitted; and the support part 303 for supporting the seal 10 by preventing the seal 10 from falling off from the snap body when the seal 10 is installed on the snap body. The shape of the support portion 303 is not limited to this, and other various shapes may be employed.

The head 20 mainly includes: an umbrella-shaped part 40 whose outer diameter is larger than that of the opening 801 of the panel 80 ; a second restricting part 50 for engaging other mounting components mounted on the panel 80 ; and a connection between the umbrella-shaped part 40 and the The shaft portion 60 between the second restricting portions 50 .

(3. Seals)

As shown in FIGS. 3 to 7 , the seal 10 is a member having a circular shape as a whole. The sealing member 10 mainly includes: a hollow and conical extension part 101; a disc-shaped flange part 102 formed around the extension part 101 and located on the side of the head 20 when disposed on the buckle body; The columnar body 103 serving as the first fitting portion is inserted into the hollow cavity of the extension portion 101 and fitted into the fitting hole 302 of the snap main body. Here, by fitting the columnar body 103 of the packing 10 into the fitting hole 302 of the locking portion 30, the packing 10 can be prevented from falling off from the snap body.

As shown in FIGS. 5 and 6 , before the snap 100 with a seal is inserted into the panel 80 (see FIG. 7 ), the extension portion 101 has a tapered shape, and the size gradually increases from the support portion 303 side to the head portion 20 side. get bigger. Further, the size (minimum size) of the extension portion 101 on the side of the support portion 303 is smaller than the size of the opening portion 801 (see FIG. 7 ) of the panel 80 , and the size (maximum size) of the extension portion 101 on the side of the head 20 is larger than that of the head Dimensions of the opening 801 (see FIG. 7 ) of the panel 80 .

In addition, although the conical extension part 101, the disk-shaped flange part 102, and the cylindrical columnar body 103 were demonstrated in this embodiment, it is not limited to these shapes. According to the shape of the opening of the panel and the shape of the clip body, various other shapes, such as polygons such as quadrilaterals and hexagons, and ellipses, can be adopted. Furthermore, although the present embodiment has been described with two columnar bodies 103, the present invention is not limited to this. It can also be zero or one or three or more. Of course, in this case, the number of the fitting holes 302 on the snap main body also needs to be changed accordingly.

(4. Installation structure)

As shown in FIG. 6 , before the clip 100 with a seal is inserted into the panel 80 (see FIG. 7 ), the seal 10 is provided on the front end of the clip body. Specifically, the extension portion 101 of the seal 10 covers the front end portion of the snap body in the longitudinal direction, and is positioned in the aforementioned longitudinal direction by fitting the columnar body 103 into the fitting hole 302 of the snap body.

Of course, since the entire seal 10 is formed of a soft material, when the snap 100 with the seal is inserted into the panel 80 (refer to FIG. 7 ), the columnar body 103 of the seal 10 is easily detached from the fitting hole 302 of the snap body , so that the sealing member 10 is driven by the panel 80 (refer to FIG. 7 ) to slide toward the direction of the head 20 side of the snap main body.

That is, during the process of inserting the snap 100 of the seal into the panel 80 (see FIG. 7 ), the seal 10 is always positioned between the locking portion 30 (see FIG. 3 ) of the snap 100 of the seal and the opening 801 of the panel 80 . (see Figure 7) between. This can prevent the opening 801 (refer to FIG. 7 ) of the panel 80 from being caught by the locking portion 30 (refer to FIG. 7 ) of the latch 100 with the seal in the process of inserting the latch 100 of the seal into the panel 80 (refer to FIG. 7 ). Figure 3) Damage.

As shown in FIG. 7 , when the clasp 100 with the seal is inserted into the panel 80 , the seal 10 is driven by the panel 80 to move toward the side of the head 20 of the clasp body. During this period, the first restricting portion 301 that crosses over the locking portion 30 is finally fixed between the head portion 20 and the panel 80 of the snap with seal 100 . Here, due to the restriction of the first restricting portion 301 of the locking portion 30 , the buckle 100 with a seal is locked on the panel 80 in a manner that cannot be detached.

At this time, the extending portion 101 of the sealing member 10 is arranged between the locking portion 30 of the clip with sealing member 100 and the opening portion 801 of the panel 80 . At the same time, the flange portion 102 of the sealing member 10 is disposed between the head portion 20 and the face plate 80 of the buckle 100 with the sealing member, and seals between the head portion 20 and the surface of the face plate 80 .

According to the first embodiment, damage to the inner surface (paint) of the opening portion 801 caused by the locking portion 30 when the locking portion 30 of the clip 100 with a seal is inserted into the opening portion 801 of the panel 80 can be prevented. The inner surface of the opening portion 801 is prevented from rusting.

[Second Embodiment]

8 to 10 , a clasp with a seal 100A according to a second embodiment of the present disclosure will be described. FIG. 8 shows a side view of a clasp with a seal 100A according to a second embodiment of the present disclosure. FIG. 9 shows a perspective view of a seal 10A according to a second embodiment of the present disclosure. FIG. 10 shows a side view of a seal 10A according to a second embodiment of the present disclosure.

Here, the clasp with seal 100A of the second embodiment is different from the first embodiment only in the seal 10A, and other components are the same as those of the first embodiment, so the description of the other parts is omitted.

As shown in FIGS. 8 to 10 , in the seal 10A of the second embodiment, the flange portion is omitted as compared with the first embodiment. However, since the extension portion 101A itself has a substantially tapered shape, when the clasp 100A with a seal is inserted into the panel 80 (see FIG. 7 ), it may be directed toward the head portion 20 along the engaging portion 30 along with the insertion action. Move to one side. During this period, it can always be positioned between the locking portion 30 and the opening portion 801 (see FIG. 7 ) of the panel 80 , thereby preventing the snap 100A of the seal from being inserted into the panel 80 (see FIG. 7 ), and the The opening part 801 (refer to FIG. 7 ) is damaged by the locking part 30 (refer to FIG. 3 ) of the clasp with seal 100A.

Here, in order to further ensure that the sealing member 10A is always arranged between the locking portion 30 and the opening portion 801 (refer to FIG. 7 ) of the panel 80 , the size (maximum size) of the sealing member 10A on the head 20 side is optionally ) is larger than the opening portion 801 (see FIG. 7 ) of the panel 80 and is higher in hardness than other portions of the seal 10A.

According to the second embodiment, the same technical effects as those of the first embodiment can be obtained. That is, when the locking portion 30 of the clip with seal 100A is inserted into the opening portion 801 of the panel 80, damage to the inner surface (paint) of the opening portion 801 caused by the locking portion 30 can be prevented, thereby preventing the opening portion. The inner surface of 801 is rusted.

[Third Embodiment]

Referring to 11, the clasp 100B with a seal according to the second embodiment of the present disclosure will be described. FIG. 11 is a cross-sectional view of a clasp with a seal 100B according to a third embodiment of the present disclosure.

Here, the buckle 100B with a seal according to the third embodiment is different from the first embodiment only in the locking portion 30B, and other components are the same as those of the first embodiment, so the description of other parts is omitted.

As shown in FIG. 11 , the locking portion 30 includes a guide long hole 304 extending from the head portion 20 to the support portion 303 in the central portion thereof. In this embodiment, the columnar body 103 of the seal 10 can slide in the guide slot 304 of the locking portion 30B, thereby further ensuring that the seal 10 moves smoothly from the support portion 303 side to the head portion 20 side .

According to the third embodiment, the same technical effects as those of the first embodiment can be obtained. That is, it is possible to prevent damage to the inner surface of the opening 801 caused by the locking portion 30B when the locking portion 30B of the clip with seal 100B is inserted into the opening 801 of the panel 80 , thereby preventing the inner surface of the opening 801 from being damaged. rust. In addition to this, the seal 10 can be slid more smoothly.

In the above, the first to third embodiments of the clasp with a seal have been described, but the present disclosure is not limited to the above-described embodiments, and various modifications or superimpositions can be made.

For example, any one of the support portion of the locking portion and the columnar body of the seal can be omitted arbitrarily. That is, it may be provided only by the columnar body without the support portion, or only by the support body without the columnar body.

For example, the columnar body and the fitting hole of the present disclosure may be changed to annular protrusions and annular grooves (see FIG. 6 ).

And, as long as it can be ensured that the seal is in the process of inserting the buckle with the seal.

The three embodiments of the present disclosure and the various modifications described above may be arbitrarily combined or superimposed.

Claims

A buckle with a seal, which is mounted on a panel with an opening, comprising:

a head, the size of which is larger than the size of the above-mentioned opening;

a locking portion inserted through the opening portion and locked in a manner to prevent falling off; and

The sealing member has an extension portion, and when the buckle with the sealing member is mounted on the panel, the extension portion is interposed between the locking portion and the opening portion.
The snap with seal of claim 1, wherein:

The above-mentioned extension portion is tapered.
The snap with seal of claim 1, wherein:

and further comprising a front end portion provided on the front end side of the locking portion,

The sealing member further has a first fitting portion, so that the sealing member is fitted into the front end portion before the clip with the sealing member is mounted on the panel.
The snap with seal of claim 3, wherein:

The said front-end|tip part further has the support part which supports the said seal|sticker.
The snap with seal of claim 3, wherein:

The said front-end|tip part further has the 2nd fitting part which fits with the 1st fitting part of the said packing.
The snap with seal of claim 5, wherein:

The first fitting portion is a fitting protrusion,

The second fitting portion is a fitting hole.
The snap with seal of claim 5, wherein:

The second fitting portion is a fitting groove,

The first fitting portion is fitted into the fitting groove.
The buckle with seal according to any one of claims 1 to 7, wherein,

The sealing member further has a flange portion on the side of the head portion of the extension portion,

When the snap with a seal is attached to the panel, the flange portion is interposed between the head and the panel.
The snap with seal of claim 2, wherein:

The size of the opening portion is larger than the minimum size of the tapered extension portion and smaller than the maximum size.
The snap with seal of claim 8, wherein:

The said flange part seals between the surface of the said panel and the said head part.
The buckle with seal according to any one of claims 1 to 7, wherein,

The above seals are formed by two-color molding or insert molding.