JP2021077437A - Plug retaining device - Google Patents

Abstract

To prevent a plug from unintentional coming off a device for charging or supplying power by connecting the plug to the device via a cable while the device is put in a bag, a pocket or the like.SOLUTION: A plug retaining device 1 is attached to a device 20 to which a cable having a first plug 22 and a second plug 24 larger in size than the first plug 22 is connected via the second plug 24. The plug retaining device 1 includes an opening portion having an opening which can penetrate through a plug cover of the first plug and comes in contact with a plug cover of the second plug, and movement suppressing means for suppressing the second plug from moving in a pull-out direction of the second plug by supporting the opening portion so as to maintain a state where the opening portion in contact with the plug cover of the second plug is in contact with the device side.SELECTED DRAWING: Figure 2

Description

The present invention relates to a plug retaining device to be attached to a device having various connectors.

Patent Document 1 discloses a connector disconnection prevention device capable of realizing a plug disconnection prevention mechanism with a simple structure. According to the same document, the gap existing in the pin contact portion due to the dimensional difference between the external dimension of the plug side (male part) of the USB (Universal Serial Bus) device and the inner diameter dimension of the device side receptacle (female part) is used. "Removal prevention mechanism" is disclosed. Specifically, this "disengagement prevention mechanism" is composed of a sheet-like material made of a substance such as Mylar, and the fitting force is strengthened by inserting the sandwiching part part into the gap of the USB connector. It is composed.

Patent Document 2 discloses a strap provided with a holder capable of holding a USB cable. Patent Document 3 discloses a fall-out prevention mechanism provided with a USB cable fixing guide for fixing a USB cable in the vicinity of a USB connector in a crank shape.

JP-A-2007-234404 Japanese Unexamined Patent Publication No. 2006-173308 Japanese Unexamined Patent Publication No. 2004-22469

In recent years, there has been an increasing use of putting mobile batteries and various electronic devices in bags, pockets, etc., or mounting them in vehicles, connecting power supplies and devices with cables, and moving while charging or supplying power. In such usage, the connector plug may be unintentionally unplugged when using a connected smartphone or when taking out an object in the bag while moving.

Since the plug disconnection prevention mechanism of Patent Document 1 utilizes the gap existing in the pin contact portion, the USB connector may be damaged if vibration continues to be applied. Further, the configuration of Patent Document 2 has a problem that it cannot be used unless there is a strap hole in the vicinity of the USB connector. In the configuration of Patent Document 3, since the USB cable is fixed in a crank shape, the crank portion may be caught in a device that is supposed to be carried around, and a vertical force may be applied to the USB connector or the USB cable may be pulled out. There is sex.

An object of the present invention is to provide a plug disconnection prevention device capable of preventing an unintended disconnection of a plug of a connector as described above.

According to the first viewpoint, a plug retaining device attached to a device connected by the second plug of a cable having a first plug and a second plug having a size larger than that of the first plug. An opening provided with an opening capable of penetrating the plug cover of the first plug and abutting against the plug cover of the second plug, and the opening being the plug cover of the second plug. Provided is a plug retaining device provided with a movement suppressing means for suppressing the movement of the second plug in the pulling direction by supporting the opening so as to maintain the state of being in contact with the second plug.

According to the second viewpoint, a plug retaining device attached to a device connected by the second plug of a cable having a first plug and a second plug having a size larger than that of the first plug. The band-shaped member attached to the device along the insertion direction of the second plug and the band-shaped member attached to both ends of the band-shaped member, each of which can penetrate the plug cover of the first plug and said the first. A pair of openings capable of contacting the plug cover of the two plugs, one of the pair of openings abutting the plug cover of the second plug, and one of the pair of openings. By attaching the strip-shaped member to the device in a state where the other one overlaps the opening that abuts on the plug cover, a plug retaining device capable of suppressing the movement of the second plug is provided.

According to the present invention, it is possible to prevent unintentional disconnection of a plug of a device that charges or supplies power by putting it in a bag, a pocket, or the like, or connecting it with a cable while it is mounted on a vehicle.

It is a figure which shows the structure of the plug retaining device of 1st Embodiment of this invention. It is a figure which shows the usage mode of the plug retaining device of 1st Embodiment of this invention. It is a figure for demonstrating the size of the opening of the plug retaining device of 1st Embodiment of this invention. It is a figure which shows the structure of the plug stopper device of the 2nd Embodiment of this invention. It is a figure which shows the usage mode of the plug retaining device of the 2nd Embodiment of this invention. It is a figure which shows the structure of the plug stopper device of the 3rd Embodiment of this invention. It is a figure which shows the usage mode of the plug stopper device of the 3rd Embodiment of this invention. It is a figure which shows the structure of the plug stopper device of the 4th Embodiment of this invention. It is a figure which shows the usage mode of the plug retaining device of 4th Embodiment of this invention.

[First Embodiment]
Subsequently, the first embodiment of the present invention will be described in detail with reference to the drawings. FIG. 1 is a diagram showing a configuration of a plug retaining device according to a first embodiment of the present invention. With reference to FIG. 1, a plug retaining device 1 including a ring 12 that functions as an opening and a belt 10 that functions as a movement restraining means for restraining the movement of the ring 12 is shown.

FIG. 2 is a diagram showing a usage mode of the plug retaining device of the present embodiment. In the example of FIG. 2, as an example of the device, the mobile battery 20 connected by a USB cable having a USB type C plug (first plug 22) and a USB type A plug (second plug 24). It is shown. As shown in FIG. 2, the plug retaining device 1 is used by winding the belt 10 around the mobile battery 20 along the insertion direction of the USB type A plug (second plug 24). In this state, the belt 10 supports the ring 12 so as to maintain the ring 12 in contact with the plug cover of the USB type A plug (second plug 24). As a result, the plug retaining device 1 suppresses the movement of the plug (second plug 24) inserted into the USB type A connector of the mobile battery 20 in the pulling direction.

As the belt 10 described above, a rubber band (an example of a band-shaped member) having elasticity called woven rubber can be preferably used. Further, the entire belt 10 does not have to have elasticity, and for example, a belt with a buckle (another example of a band-shaped member) that can be tightened after being attached to the mobile battery 20 can be used. By using a belt (belt-shaped member) having such elasticity and length adjustment function, it is possible to attach the plug retaining device 1 to the mobile battery 20 and other devices of various sizes. Further, by having the belt 10 as described above, the plug retaining device 1 can be provided with a function as a general-purpose band such as a book band or a lunch belt (a band for a lunch box).

The ring 12 is attached to the belt 10 so as to connect both ends of the belt 10 to form one band. The ring 12 directs the insertion direction of the second plug 24 and abuts on the end portion (side wall surface) of the plug cover of the second plug 24 when the ring 12 is attached to the device. FIG. 3 is a diagram for explaining the size of the opening of the plug retaining device 1. As shown in FIG. 3A, the ring 12 can penetrate the plug cover of the USB type C plug (first plug 22), but the plug cover of the USB type A plug (second plug 24). A square can with a size that cannot be penetrated can be used. By using a ring 12 of such a size, the USB type C plug (first plug 22) is passed through the ring 12, and the ring 12 is passed through the end of the plug cover of the USB type A plug (second plug 24). It can be set in contact with the part. Then, by attaching the belt 10 to the mobile battery 20, it is possible to press the USB type A plug (second plug 24) via the ring 12 (see FIG. 2).

As the ring 12, in addition to the square can shown in FIG. 3 (a), the elliptical can shown in FIG. 3 (b) and other rings can be preferably used. Further, the size of the ring 12 is such that the plug cover of the USB type C plug (first plug 22) can be penetrated, but the plug cover of the USB type A plug (second plug 24) cannot be penetrated. Often, for example, as shown in FIG. 3C, the size in the width direction may exceed the width of the USB type A plug (second plug 24). Further, the size of the ring 12 in the height direction is the size of the USB type A plug (second plug 24), provided that the size of the ring 12 cannot penetrate the plug cover of the USB type A plug (second plug 24). ) May be exceeded. Further, the material of the ring may be any material that does not easily crack or the like, and for example, a ring made of metal or resin can be used. Further, as shown in FIG. 3D, a form in which a resin member 26 for restricting movement in the width direction is attached to the ring 12 can also be adopted.

According to the plug removal prevention device 1 as described above, the USB type A plug (second plug 24) of the mobile battery 20 that charges the smartphone or the like in the bag or the like is prevented from being accidentally removed. It becomes possible to do. The reason is that the belt 10 supports the ring 12 so as to maintain the state of being in contact with the plug cover of the USB type A plug (second plug 24), and adopts a configuration that restrains the movement of the ring 12. is there. Further, by using a belt 10 having elasticity, even if the USB type A plug (second plug 24) moves in the pulling direction, the force of the belt 10 causes the USB type A plug (2nd plug 24) to move. The second plug 24) can be returned to the inserted state.

In the first embodiment described above, the mobile battery 20 is connected by a USB cable having a USB type C plug (first plug 22) and a USB type A plug (second plug 24). However, the type of cable is not limited to this. For example, a USB cable having a plug of an Apple smartphone called lightning (registered trademark) and a USB type A plug also has a second plug (USB type A) and a first plug (micro USB type B plug). Since the relationship that the size is larger than that is established, the present invention can be applied. Similarly, a USB cable having a micro USB type B plug and a USB type A plug is also said to have a larger size of the second plug (USB type A) than the first plug (micro USB type B plug). Since the relationship is established, the present invention can be applied. Similarly, for a USB cable with a mini USB type B plug and a USB type A plug, the second plug (USB type A) is larger than the first plug (micro USB type B plug). Since the relationship is established, the present invention can be applied. In addition to these cables, the present invention can be used as long as the second plug (USB type A) has a larger size than the first plug (micro USB type B plug). Can be applied.

[Second Embodiment]
In the first embodiment described above, a ring 12 is used as the opening to hold the plug cover of the USB type A plug (second plug 24), but the belt 10 is provided with an opening directly. The configuration can also be adopted. FIG. 4 is a diagram showing a configuration of a plug retaining device according to a second embodiment of the present invention. With reference to FIG. 4, a plug retaining device 1a composed of a belt 10a in which the opening 12a is directly formed is shown.

The size of the opening 12a can penetrate the USB type C plug (first plug 22), but cannot penetrate the USB type A plug (second plug 24), as in the ring of the first embodiment. Size is set.

Further, as the material of the belt 10a, since it is not necessary to sew, for example, rubber resin or silicon rubber can be used. Further, in order to prevent the opening 12a from being split, a reinforcing patch may be applied around the opening 12a of the belt 10a, or a thick portion may be provided. Further, since the opening 12a expands and contracts by using rubber resin or silicone rubber as the material, the opening 12a can pass through the USB type C plug (first plug 22) with the opening 12a widened. The size of the can be reduced.

FIG. 5 is a diagram showing a usage mode of the plug retaining device 1a of the present embodiment. As shown in FIG. 5, the plug disconnection prevention device 1a can also be attached to the mobile battery 20 in the same manner as in the first embodiment. Specifically, the USB type C plug (first plug 22) is passed through the opening 12a, and the opening 12a is in contact with the end of the plug cover of the USB type A plug (second plug 24). By attaching the belt 10a to the mobile battery 20, it is possible to prevent the USB type A plug (second plug 24) from moving (see FIG. 5).

According to the plug retaining device 1a of the present embodiment, in addition to the effect of the first embodiment, the number of parts can be further reduced and the manufacturing cost can be reduced.

[Third Embodiment]
Subsequently, the plug disconnection prevention device 1 of the third embodiment, which is an improvement of the plug removal prevention device 1 of the first embodiment so as to be easier to use, will be described. FIG. 6 is a diagram showing a configuration of a plug retaining device 1b according to a third embodiment of the present invention. Since the third embodiment is obtained by adding some elements to the first embodiment, the differences will be mainly described below.

The plug retaining device 1b of the third embodiment includes a loop portion 14 formed by looping the material of the belt at the connecting portion between the belt 10b and the ring 12. The loop portion 14 can be used as a handle (knob) when removing the plug retaining device 1b. Further, the loop portion 14 can also be used as a mounting location for various key chains and accessories.

Further, in the plug retaining device 1b of the third embodiment, a small protrusion group 16 for slip prevention is formed inside the belt 10b. By providing such a small protrusion group 16, it is possible to improve the mountability of the plug disconnection prevention device 1b to the mobile battery 20.

FIG. 7 is a diagram showing a usage mode of the plug retaining device 1b of the present embodiment. As can be understood from FIG. 7, the belt 10b can be separated from the mobile battery 20 by pinching and pulling the loop portion 14, and the plug retaining device 1b can be easily removed by inserting a finger into the gap. It will be possible.

As described above, according to the plug retaining device 1b of the present embodiment, the attachment / detachment to / from the mobile battery 20 can be more easily performed in comparison with the first embodiment. Further, in the present embodiment, the loop portion 14 provided in the plug retaining device 1b can be provided with functions such as a pen holder by a book band and a chopstick box holder in a lunch belt (lunch box band).

[Fourth Embodiment]
In the first to third embodiments described above, a configuration is adopted in which the movement of the USB type A plug (second plug 24) is suppressed by using the ring 12 or the opening 12a, but the USB type A plug (the USB type A plug) is used. The configuration capable of suppressing the movement of the second plug 24) is not limited to these, and further modification is possible.

FIG. 8 is a diagram showing a configuration of a plug retaining device according to a fourth embodiment of the present invention. With reference to FIG. 8, a plug retaining device 1c composed of a belt (belt-shaped member) 10c to which a pair of rings 18 are attached to both ends is shown.

In the plug retaining device 1c of the present embodiment, as shown in FIG. 9, the belt 10c is inserted with the pair of rings 18 penetrating the plug cover of the USB type A plug (second plug 24). It is used by attaching it to the mobile battery 20. More specifically, one of the pair of rings 18 is in contact with the plug cover of the USB type A plug (second plug 24), and the other ring 18 is in contact with the plug cover. After the overlapping state, the belt 10 is attached to the mobile battery 20. As a result, the plug retaining device 1c suppresses the movement of the plug (second plug 24) in the pulling direction.

As in the first embodiment, as the belt 10c, a stretchable rubber band or a belt with a buckle can also be used. By using such a belt with a length adjusting function, it is possible to attach the plug retaining device 1 to the mobile battery 20 and other devices of various sizes.

Of course, as in the second embodiment, two openings may be provided at both ends of the belt 10c instead of the ring 18. With such a configuration, it is possible to reduce the number of parts. Of course, also in the present embodiment, as in the third embodiment, the belt 10c may be provided with the loop portion 14 and the small protrusion group 16 for slip prevention.

As described above, according to the plug retaining device 1c of the present embodiment, as in the first to third embodiments, the USB of the mobile battery 20 that charges the smartphone or the like in a bag or the like. It is possible to prevent the type A plug (second plug 24) from being accidentally pulled out.

Although each embodiment of the present invention has been described above, the present invention is not limited to the above-described embodiment, and further modifications, substitutions, and adjustments are made without departing from the basic technical idea of the present invention. Can be added. For example, the shapes of the belts and rings shown in the drawings are examples for facilitating the understanding of the present invention, and are not limited to the configurations shown in these drawings.

For example, in the above-described embodiment, the plug retaining device 1 for preventing the plug of the mobile battery 20 has been described, but the present invention can also be applied to the application of preventing the plug of other electronic devices. .. Further, in each of the above-described embodiments, the belt has been described as being composed of a single material, but leather or various woven fabrics may be used as a part of the belt to enhance the design.

Further, in the above-described embodiment, the configuration in which the USB type A plug of the USB cable is used as the second plug has been described, but the applicable cable of the present invention is not limited to the cable having the USB type A plug. .. For example, the present invention can be applied to a cable having a USB Type-B SuperSpeed and USB TypeC plug used for connecting a hard disk, and in this case, a USB Type-B SuperSpeed plug larger than the USB TypeC plug. However, it can be a second plug.

Further, the width of the belts 10, 10a, 10b, and 10c in each of the above-described embodiments is not limited to the width shown in each figure, and may be, for example, a width that covers the entire mobile battery 20. In this case, the belts 10, 10a, 10b, and 10c can be provided with a function as a protective case for the device.

1, 1a, 1b, 1c Plug retaining device 10, 10a, 10b, 10c Belt 12 ring 12a Opening 14 Loop part 16 Small protrusion group 20 Mobile battery 22 First plug 24 Second plug 26 Resin member

Claims (6)

A plug retaining device to be attached to a device connected by the second plug of a cable having a first plug and a second plug having a size larger than that of the first plug.
An opening provided with an opening capable of penetrating the plug cover of the first plug and abutting on the plug cover of the second plug,
A movement deterrent means for suppressing the movement of the second plug in the pulling direction by supporting the opening so that the opening is maintained in contact with the plug cover of the second plug.
A plug retaining device equipped with. The plug retaining device according to claim 1, wherein the movement suppressing means is attached to the device along the insertion direction of the second plug and is composed of a band-shaped member that suppresses the movement of the second plug. The plug retaining device according to claim 2, wherein the opening is composed of a ring, and both ends of the band-shaped member are connected via the ring. The plug according to claim 2, wherein the opening is made of stretchable silicone rubber and has a size capable of penetrating the plug cover of the second plug and contacting the plug cover of the second plug. Retaining device. The plug retaining device according to any one of claims 1 to 4, wherein the second plug is a plug connected to a USB type A connector of the device. A plug retaining device to be attached to a device connected by the second plug of a cable having a first plug and a second plug having a size larger than that of the first plug.
A strip-shaped member mounted on the device along the insertion direction of the second plug,
A pair of openings attached to both ends of the strip member, each capable of penetrating the plug cover of the first plug and abutting the plug cover of the second plug.
The strip-shaped opening in a state where one of the pair of openings is in contact with the plug cover of the second plug and the other one of the pair of openings is in contact with the opening that is in contact with the plug cover. A plug retaining device capable of suppressing the movement of the second plug by attaching the member to the device.

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