JP2014022052A - Connector cover - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a connector cover which can be waterproofed while preventing increase in the size of a portable terminal system.SOLUTION: A connector cover 110 being inserted into the connector 101 of a portable terminal 100 includes a housing 111, terminals 112, 113, 114, and a conductor 115 for electrically connecting the terminals 112, 113, with the terminal 114. When the connector cover 110 is inserted into the connector 101, the terminal 114 of the connector cover 110 is connected with the connector 101, and the portable terminal 100 can be supplied with power from a cradle for connection with the terminals 112, 113.

Description

  The present invention relates to a connector cover that can be attached to and detached from a connector of a mobile terminal.

  A technique for protecting terminals of mobile phones and other mobile terminals is known. For example, Japanese Patent Laid-Open No. 2008-288151 (Patent Document 1) states that “even if a drop impact is applied while waterproofing, a contact portion between a terminal portion such as a charging terminal and a substrate terminal is reliably prevented from being damaged. The waterproof terminal structure that can be used "is disclosed (see [Problem] in [Summary]).

  Japanese Patent Laid-Open No. 2007-242305 (Patent Document 2) states that “the seal member maintains a watertight state with respect to the inner wall surface of the collar portion extending outward from the periphery of the opening portion where the connector body is inserted. The external connection connector that can be used underwater or in bad weather even when the electronic device is connected to another electronic device by elastically deforming in such a manner is disclosed (see [Problem] in [Summary]) ).

  Japanese Patent Laying-Open No. 2009-178011 (Patent Document 3) discloses a “charging device that can reliably waterproof a power transformer circuit of a circuit board with an inexpensive structure and can improve recyclability”. (Refer to [Issue] in [Summary]).

JP 2008-288151 A JP 2007-242305 A JP 2009-178011 A

  However, in the conventional system, when connecting a mobile phone and its charging cradle, it is necessary to provide a connection terminal on the surface of the mobile phone. Therefore, it is necessary to secure an area for the terminal, and the size of the set of the mobile phone and the charging cradle increases.

  On the other hand, it is necessary to attach a connector cover to an interface provided in the cellular phone, for example, a micro USB (Universal Serial Bus) connector portion for waterproofing and dust countermeasures.

  Therefore, there is a need for a technique for achieving waterproofing or dustproofing of the interface unit of the portable terminal without increasing the size of the entire portable terminal and charging cradle.

  The present invention has been made to solve the above-described problems, and an object thereof is to provide a connector cover that can be waterproofed or dust-proofed without increasing the size of a set including a portable terminal. It is.

  According to one embodiment, a connector cover that can be attached to a mobile terminal includes a first terminal part for connecting to the connector of the mobile terminal, and a second terminal part configured to be electrically connected to the first terminal part. And a seal portion configured to prevent water from entering the connector when the connector cover is attached to the portable terminal.

  Preferably, a 2nd terminal part contains the terminal for connecting with the instrument which receives the connection of a portable terminal.

Preferably, the second terminal portion includes a terminal having the same standard as the standard of the connector.
Preferably, the seal portion includes an O-ring.

Preferably, the seal portion includes a water stop structure formed in the housing of the connector cover.
Preferably, the connector cover further includes a circuit for controlling charging of the mobile terminal.

  Preferably, the connector cover further includes a connecting portion for maintaining the connection between the connector cover and the mobile terminal.

  Preferably, the outer diameter of the housing of the connector cover is larger than the outer diameter of the first terminal portion. In the opening provided with the connector of the mobile terminal, the inner diameter of the hole that receives the insertion of the housing of the connector cover is larger than the outer diameter of the portion inserted into the hole of the first terminal portion.

  Preferably, a convex portion is formed on a side wall to which the connector cover is attached in the connector of the portable terminal. A concave portion that matches the convex portion is formed on the side surface of the housing of the connector cover.

  Preferably, a recess is formed in a side wall to which the connector cover is attached in the connector of the portable terminal. A convex portion that fits into the concave portion is formed on the side surface of the housing of the connector cover.

  In one aspect, waterproofing or dustproofing is achieved without increasing the size of a set including a mobile terminal.

  The above and other objects, features, aspects and advantages of the present invention will become apparent from the following detailed description of the present invention taken in conjunction with the accompanying drawings.

It is the figure which looked at the portable terminal 100 from the top. FIG. 3 is a diagram illustrating a state in which a connector cover 110 is attached to the mobile terminal 100. FIG. 6 is a diagram illustrating a state where the connector cover 110 is removed from the mobile terminal 100. It is a figure showing the portable terminal 100 from the top. It is a figure showing the structure of the connector cover 500 which concerns on another aspect. 4 is a cross-sectional view illustrating a state in which a connector cover 600 is attached to the mobile terminal 100. FIG. It is a figure showing the state in which the portable terminal 100 and the connector cover 700 were attached. 4 is a cross-sectional view illustrating a state in which a connector cover 800 is attached to the mobile terminal 100. FIG. FIG. 4 is a cross-sectional view illustrating a mobile terminal 100 and a connector cover 900. FIG. 3 is a diagram illustrating a state in which a connector cover 1000 is attached to the mobile terminal 100. It is a figure showing the state in which the connector cover 1100 was mounted | worn with the portable terminal 100. FIG. It is a figure showing the connector cover 1210 and the portable terminal 100 according to another situation.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the following description, the same parts are denoted by the same reference numerals. Their names and functions are also the same. Therefore, detailed description thereof will not be repeated.

<First Embodiment>
With reference to FIG. 1, the structure of the portable terminal 100 which concerns on the 1st Embodiment of this invention is demonstrated. FIG. 1 is a view of the mobile terminal 100 as viewed from above. The mobile terminal 100 is, for example, a mobile phone, a smartphone, a tablet terminal, a PDA (Personal Digital Assistant), etc., but is not limited thereto, and the mobile terminal 100 may be any terminal provided with a terminal.

  The mobile terminal 100 includes a connector 101. The connector 101 is, for example, a micro USB connector. A connector cover 110 is attached to the connector 101.

  The connector cover 110 includes a housing 111, terminals 112 and 113 that can be connected to a cradle (not shown), and a terminal 114 that can be connected to the connector 101. The terminals 112 and 113 and the terminal 114 are electrically connected inside the casing 111 by a conducting wire 115.

  When the terminal 114 of the connector cover 110 is inserted into the connector 101, the connector cover 110 and the connector 101 are mounted so as to prevent entry of dust or water from the outside of the mobile terminal 100. Waterproofing or dustproofing is realized by, for example, an O-ring or other ring member (not shown) provided in the connector cover 110 or a fitting structure between the housing 111 of the connector cover 110 and the connector 101 being a sealed structure. The

  In addition, about attachment / detachment with the connector cover 110 and the connector 101, since the normal attachment / detachment structure is used, description of attachment / detachment structure is not described.

  The mobile terminal 100 will be further described with reference to FIG. FIG. 2 is a diagram illustrating a state in which the connector cover 110 is attached to the mobile terminal 100. The mobile terminal 100 includes a monitor 120. The connector cover 110 is attached to one side surface of the plurality of side surfaces of the casing of the mobile terminal 100, for example. At this time, the terminals 112 and 113 are shown in the table so that they can be connected to the cradle.

  FIG. 3 is a diagram illustrating a state where the connector cover 110 is removed from the mobile terminal 100. The connector cover 110 is removed from the mobile terminal 100 and is configured not to be separated from the housing 111 by the connecting portion 300. When the connector cover 110 is removed from the portable terminal 100, the connector cover 110 is exposed on the side surface of the portable terminal 100 so that the connector 101 can be used.

  FIG. 4 is a diagram illustrating the mobile terminal 100 from above. When the connector cover 110 is removed from the portable terminal 100, the connector cover 110 is maintained at a position away from the connector 101 so as not to prevent the use of the connector 101 according to the length of the connecting portion 300.

  With reference to FIG. 5, another aspect of the connector cover according to the present embodiment will be described. FIG. 5 is a diagram illustrating a configuration of a connector cover 500 according to another aspect.

  Referring to FIG. 5A, connector cover 500 further includes an O-ring 510 in addition to housing 111 and terminals 112, 113, and 114. The O-ring 510 is attached to an O-ring arrangement groove (not shown) provided outside the housing 111. The material of the O-ring 510 is not particularly limited, but a material having a water stop effect is desirable.

  Alternatively, in another aspect, the O-ring 510 is configured by molding silicon or other water stop members so as to be integrated with the casing 111. In still another aspect, the O-ring 510 may be fixed with an adhesive at a position predetermined as design information in the housing 111.

  With reference to FIG. 6, the other aspect of the portable terminal and connector cover which concern on this Embodiment is demonstrated. FIG. 6 is a cross-sectional view illustrating a state where the connector cover 600 is attached to the mobile terminal 100.

  The connector cover 600 includes a housing 111, terminals 112, 113, and 114, and a protrusion 620. The portable terminal 100 has a recess 610 formed therein.

  The protrusion 620 of the connector cover 600 has a wedge shape, for example. The protrusion 620 is fitted into the recess 610 so that the connector cover 600 is maintained so as not to be separated from the mobile terminal 100. The protrusion 620 is realized by, for example, a resin having elasticity. By temporarily deforming the protrusion 620, the protrusion 620 can be attached to and detached from the recess.

  With reference to FIG. 7, another aspect of the portable terminal and the connector cover according to the present embodiment will be described. FIG. 7 is a diagram illustrating a state where mobile terminal 100 and connector cover 700 are attached. The connector cover 700 includes a connecting portion 710 in addition to the terminals 112, 113, and 114. The connecting part 710 is accommodated in a movable manner in an accommodating part provided in the housing of the mobile terminal 100. The connecting portion 710 is made of an elastic resin.

  According to such a configuration, when the connector cover 700 is removed from the mobile terminal 100, the connector cover 700 can be prevented from being completely detached from the mobile terminal 100 because the connector cover 700 is caught by the protrusion 720 of the housing of the mobile terminal 100. . Moreover, it can prevent that the connection part 710 rotates by making the cross-section of the connection part 710 into a rectangular parallelepiped in a certain situation.

  With reference to FIG. 8, still another aspect of the mobile terminal and the connector cover according to the present embodiment will be described. FIG. 8 is a cross-sectional view illustrating a state where the connector cover 800 is attached to the mobile terminal 100.

  The connector cover 800 includes a housing 111, terminals 112, 113, and 114, and a connecting portion 810. The connection part 810 is comprised by resin which has elasticity, for example. The connecting portion 810 is configured to be able to move the hole portion 820. At this time, a stopper 830 is provided at the end of the hole portion 820 so that the connecting portion 810 is not completely detached from the mobile terminal 100. Thereby, the connector cover 800 can be freely detached from the portable terminal 100, and the connector cover 800 is prevented from being lost.

  In addition, as a method of fitting the connecting portion 810 to the hole portion 820, the connecting portion 810 is inserted into the hole portion 820 in a state where the direction of the connecting portion 810 is rotated by 90 degrees with respect to a normal use state. There is a method of reversely rotating 90 degrees inside 820. Or when the connection part 810 is comprised with the resin which has elasticity, you may make it deform | transform a tip part of the connection part 810 temporarily, and let the entrance of the hole part 820 pass.

  With reference to FIG. 9, still another aspect of mobile terminal 100 and connector cover 900 according to the present exemplary embodiment will be described. FIG. 9 is a cross-sectional view showing the mobile terminal 100 and the connector cover 900.

  In one aspect, the connector 101 of the mobile terminal 100 is provided with stepped portions 910 and 920 so that a part of the housing of the connector cover 900 is hit. Thereby, the mounting state of the connector cover 900 can be stably maintained while reducing the load when the connector cover 900 is mounted on the mobile terminal 100.

  With reference to FIG. 10, the portable terminal and connector cover which concern on another situation are further demonstrated. FIG. 10 is a diagram illustrating a state in which the connector cover 1000 is attached to the mobile terminal 100. The connector cover 1000 is formed with a recess 1010 and a notch 1030.

  In one aspect, the mobile terminal 100 includes a protrusion 1020 on the side wall of the hole that forms the connector 101. The mobile terminal 100 includes terminals 112 and 113 and a recess 1010. By fitting the protrusion 1020 into the recess 1010, the connector cover 1000 is not detached from the mobile terminal 100. The user can remove the connector cover 1000 from the mobile terminal 100 by hooking the nail into the notch 1030.

  With reference to FIG. 11, portable terminal 100 and connector cover 1100 according to still another aspect will be described. FIG. 11 is a diagram illustrating a state where the connector cover 1100 is attached to the mobile terminal 100.

  The connector cover 1100 includes a housing 111, terminals 112, 113 and 114, and a protrusion 1120.

  The mobile terminal 100 includes a recess 1140 on the side wall that constitutes the connector 101. The recess 1140 is configured to receive mounting by the protrusion 1120.

  According to such a configuration, even when the connector cover 1100 is attached to the mobile terminal 100, the connector cover 1100 can be prevented from being suddenly detached from the mobile terminal 100.

  Still another aspect of the present embodiment will be described with reference to FIG. FIG. 12 is a diagram showing connector cover 1210 and portable terminal 100 according to another aspect.

  The connector cover 1210 includes a charging control circuit 1220 for controlling charging of the mobile terminal 100 in addition to the configuration of the connector cover 110 shown in FIG. The charge control circuit 1220 receives power from a charger (not shown) connected to the terminals 112 and 113 and supplies current to the mobile terminal 100 with a voltage defined in advance for the mobile terminal 100.

  When connector cover 1210 according to this aspect is attached to portable terminal 100, portable terminal 100 can be supplied with rated power, and thus damage to portable terminal 100 can be prevented.

[Summary of embodiment]
As described above, according to the connector cover according to the present embodiment, the circuit terminals of the connector 101 are exposed to the surface of the housing of the connector cover as the terminals 112 and 113 by being attached to the connector 101 of the portable terminal 100. The terminals 112 and 113 can be connected from the outside.

  Further, the connector cover according to the present embodiment is small in size and has a structure that realizes waterproofing and dustproofing. Therefore, it can be used in the area of the conventional connector cover, and the waterproofing and dirt of the terminals can be prevented.

The connector cover according to the present embodiment has the following characteristics for each aspect.
(1) The connector cover according to the present embodiment can be connected to the terminal 114 of the connector 101.
(2) Since the connector cover according to the present embodiment has the terminals 112 and 113 on the surface thereof, it can be connected to terminals of a charger or other cradle.
(3) In the connector cover according to the present embodiment, the terminals 112 and 113 and the terminal 114 are electrically connected and have a water stop structure.
(4) Since a waterproof structure is realized between the connector cover according to the present embodiment and the connector 101 of the mobile terminal 100, the connector cover also functions as a waterproof cap of the connector 101.
(5) Since the connector cover according to the present embodiment includes the charging control circuit 1220, it is possible to prevent overcharging of the mobile terminal 100 and other charging control.
(6) A connector cover according to an aspect of the present embodiment can be attached with an O-ring 510 that can be waterproofed even when repeatedly attached and detached. In another aspect, a silicon-based material may be used as a material for the housing of the connector cover. Even if such a material is used or it is repeatedly attached and detached, it can be waterproofed.
(7) When the connector cover according to the present embodiment is attached to the connector 101, the connector cover is detached from the connector 101 by locking the mobile terminal 100 with the claw portion. Can be prevented.
(8) Even when the connector cover according to an aspect of the present embodiment is detached from the connector 101, the connector cover can be connected to the portable terminal 100 by the connecting portion 300, so that loss can be prevented.

  The embodiment disclosed this time should be considered as illustrative in all points and not restrictive. The scope of the present invention is defined by the terms of the claims, rather than the description above, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims.

  100 portable terminal, 101 connector, 110, 500, 600, 700, 800, 900, 1000, 1100, 1210 connector cover, 111 housing, 112, 113, 114 terminal, 115 conductor, 120 monitor, 300, 710, 810 connection Part, 510 O-ring, 610, 1010, 1140 recessed part, 620, 720, 1020, 1120 protrusion part, 820 air hole part, 830 stopper, 910, 920 step part, 1030 notch part, 1220 charge control circuit.

Claims (10)

A connector cover that can be attached to a mobile terminal,
A first terminal for connecting to the connector of the mobile terminal;
A second terminal portion configured to conduct with the first terminal portion;
A connector cover comprising: a seal portion configured to prevent water from entering the connector when the connector cover is attached to the mobile terminal.   The connector cover according to claim 1, wherein the second terminal portion includes a terminal for connecting to a device that accepts connection of the mobile terminal.   The connector cover according to claim 1, wherein the second terminal portion includes a terminal having the same standard as the standard of the connector.   The connector cover according to claim 1, wherein the seal portion includes an O-ring.   The connector cover according to claim 1, wherein the seal part includes a water stop structure formed in a housing of the connector cover.   The connector cover according to claim 1, further comprising a circuit for controlling charging of the mobile terminal.   The connector cover according to claim 1, further comprising a connecting portion for maintaining the connection between the connector cover and the mobile terminal. The outer diameter of the housing of the connector cover is larger than the outer diameter of the first terminal portion,
In the opening of the portable terminal where the connector is provided, the inner diameter of the hole that receives the insertion of the housing of the connector cover is larger than the outer diameter of the portion of the first terminal part that is inserted into the hole. The connector cover according to claim 1, which is large. A convex part is formed on the side wall to which the connector cover is attached in the connector of the mobile terminal,
The connector cover according to any one of claims 1 to 8, wherein a concave portion that matches the convex portion is formed on a side surface of the housing of the connector cover. A concave portion is formed on a side wall to which the connector cover is attached in the connector of the mobile terminal,
The connector cover according to claim 1, wherein a convex portion that fits the concave portion is formed on a side surface of the housing of the connector cover.

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