JP4134970B2 - Electronic device charger - Google Patents

Description

  The present invention relates to a charging device for an electronic device such as a handset of a cordless telephone.

  In this type of electronic device charging device, in order to prevent poor contact between the charging terminal provided on the electronic device side and the power supply terminal provided on the charging device side, the power supply terminal is formed of an elastic piece, There is a structure in which the part to be contacted is supported in a state of protruding to the charging terminal side. With this structure, when placing the electronic device on the charger, the case of the electronic device may come into contact with the power supply terminal, so the case of the electronic device is scratched or the power supply terminal is damaged. There was a problem.

In order to solve this problem, a conventional charging device for an electronic device is provided with a rib that protrudes more than the protruding amount of the power supply terminal at the start-up portion of the charger provided with the power supply terminal, and a charging terminal for the electronic device. When the electronic device is placed on the charger, the case of the electronic device is prevented from coming into contact with the power supply terminal when the electronic device is placed on the charger (for example, see Patent Document 1). ). In addition, the applicant could not find prior art documents closely related to the present invention by the time of filing other than the prior art documents specified by the prior art document information described in this specification. .
Japanese Patent No. 3284162 (paragraphs “0015” to “0017”, FIGS. 1 to 4)

  In the conventional electronic device charging apparatus described above, when the electronic device is placed on the charger, the rib of the charger is fitted in the recess of the electronic device, so the electronic device is removed from the charger. In some cases, it is necessary to shift the electronic device to one front side to remove the fitting between the rib and the concave portion, which is inconvenient. In addition, since the concave portion is provided at the bottom of the electronic device, there is a problem that the appearance design is impaired.

  The present invention has been made in view of the above-described conventional problems, and an object of the present invention is to charge an electronic device without damaging the case of the electronic device or damaging the power supply terminal. It is intended to make it easy to remove from the container, thereby improving usability and not impairing the appearance design.

In order to achieve this object, the invention according to claim 1 is directed to an electronic device in which a charging terminal is provided at one end, a mounting unit for mounting the electronic device in an inclined state, and the mounting unit to the mounting unit. In a charging device for an electronic device comprising a charger having a start-up unit provided with a power supply terminal with which the charging terminal is in electrical contact with the electronic device being placed, the upper end of the start-up unit is A protective convex portion is provided projecting in the protruding direction of the power supply terminal, and the protective convex portion is formed so that the protruding amount gradually decreases toward both sides of the rising portion in a direction orthogonal to the protruding direction of the power supply terminal. And the non-engaging part which the both sides of the direction orthogonal to the protrusion direction of the said electric power feeding terminal of the one end part of the electronic device mounted in the charger is provided in the said both sides of this protection convex part. is there.

The invention according to claim 2 is the invention according to claim 1, wherein an inclined surface that is inclined upward toward the tip is formed on at least a part of the lower surface of the protective projection.

  The invention according to claim 3 is the invention according to claim 1 or 2, wherein protective walls for protecting the power supply terminal are provided upright on both sides of the mounting portion.

According to the first aspect of the present invention, when the electronic device is placed on the charger by providing the protective convex portion protruding in the protruding direction of the power supply terminal at the upper end portion of the rising portion, Since the contact of the case with the power supply terminal can be restricted, the case of the electronic device is not damaged or the power supply terminal is not damaged. Further, when the electronic device placed on the charger is rotated about the longitudinal direction as a rotation axis, the side portion of the one end surface of the electronic device is disengaged from the non-engaging portion of the protective convex portion, and the electronic device is thus charged. Since it can be removed from the mounting portion, usability is improved.

According to the invention of claim 2, when at least a part of the lower surface of the protective convex portion is inclined upward toward the tip, the electronic device is removed in a direction perpendicular to the placement portion. Since the lower surface functions as a guide for detachment, the electronic device can be easily detached from the charger, improving usability. Moreover, since it is not necessary to provide the electronic device with a concave portion or a convex portion for restricting the contact with the power supply terminal 18, the appearance design is not impaired.

  According to the invention of claim 3, by providing the protective wall, it is possible to regulate contact of the case of the electronic device to the power supply terminal when the electronic device is placed from a direction parallel to the placement portion. Therefore, the case of the electronic device is not damaged and the power supply terminal is not damaged.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is an external perspective view of a cordless telephone device to which a charging device for an electronic device according to the present invention is applied, FIG. 2 is a plan view showing a state in which the handset is also mounted, and FIG. 3 is a line III-III in FIG. 4 is a side view showing a state when the handset is placed, and FIG. 5 is an enlarged cross-sectional view showing a main part when the handset is placed.

  A cordless telephone apparatus generally indicated by reference numeral 1 in FIG. 1 includes a housing body 2 and a handset 3 as an electronic device that exchanges control signals necessary for communication with the housing body 2 wirelessly. ing. As shown in FIG. 4, the handset 3 is provided with a mouthpiece 4 on one end side and a receiving convex portion 5 having a mouthpiece 5 a formed on the other end side. A dial button 6 and a function button 7 are provided between the convex portion 5 for use, and a charging terminal 8 is provided on one end surface 3a as shown in FIG.

  The housing body 2 is composed of an upper case 10 and a lower case 11 both of which are shallow with plastic and open on one side, and are formed in a substantially sealed state by abutting and joining the open ends of the cases 10 and 11 together. . A dial button 13 and a function button 14 are provided on the right side of the upper surface plate 12 of the upper case 10 in FIG. 1, and a placement portion 15 for placing the handset 3 is provided on the left side of the upper surface plate 12. A concave portion 16 for placing the receiving convex portion 5 of the handset 3 is provided on the arrow A side of the placing portion 15.

  As shown in FIG. 3, a rising portion 17 is provided at the end of the mounting portion 15 on the arrow B side so as to be integrally and substantially perpendicular to the mounting portion 15. 17 is provided with a power supply terminal 18 to which the charging terminal 8 is electrically connected in a state where the handset 3 is mounted on the mounting portion 15. Reference numeral 19 denotes a storage wall that forms a storage space for storing the power supply terminal 18 together with the rising portion 17, and is integrally provided on the mounting portion 15 of the upper case 10. As shown in FIG. 5, the power supply terminal 18 is attached to a protrusion 21 whose base portion projects integrally with the lower case 11, and a window portion 17 a formed on the rising portion 17 by a contact portion 18 a that is curved at the top. Projecting in the direction of arrow A.

  At the upper end portion of the rising portion 17, the protective convex portion 25, which is a feature of the present invention, projects in the projecting direction of the contact portion 18 a of the power supply terminal 18, that is, the arrow A direction, by the substantially same projecting amount as that of the contact portion 18 a. An inclined surface 25a is formed on the entire lower surface of the protective projection 25 so as to be inclined upward (in the direction of arrow A). As shown in FIG. 2, the tip of the protective convex portion 25 is curved so that the amount of protrusion gradually decreases toward both side portions of the rising portion 17, and on both side portions of the protective convex portion 25, Non-engaging portions 25b, 25b are provided in which both side portions of one end surface 3a of the handset 3 in the state of being placed on the placement portion 15 are not engaged.

  In addition, a pair of protective walls 26 and 26 are integrally provided on both sides of the end portion of the mounting portion 15 in the direction of arrow B, and these protective walls 26 are provided with power supply terminals as shown in FIG. It protrudes from the 18 contact portions 18a. In FIG. 3, reference numeral 27 denotes a stand provided at the bottom of the lower case 11. When the cordless telephone device 1 is placed on a desk or the like by the stand 27 and the rubber feet 28 provided at the bottom of the lower case 11, the stand 27 is placed. The placement unit 15 is in a state where the arrow B direction is inclined downward. When the handset 3 is placed on the placing portion 15 in this state, as shown in FIG. 3, the upper end 3b of the one end surface 3a of the handset 3 faces the inclined surface 25a of the protective convex portion 25 and the one end surface 3a. Comes into contact with the rising portion 17, and the charging terminal 8 is electrically connected to the contact portion 18 a of the power feeding terminal 18.

  When the handset 3 is gripped from this state and the handset 3 is picked up from the placement unit 15 in a direction orthogonal to the placement unit 15, the upper end 3b of the one end surface 3a of the handset 3 is protected as shown in FIG. The handset 3 comes into contact with the inclined surface 25a of the convex portion 25 and is guided by the inclined surface 25a to disengage the one end surface 3a of the handset 3 from the protective convex portion 25. Therefore, the handset 3 can be easily removed from the mounting portion 15. Can be removed. Moreover, since the disengagement parts 25b and 25b which the both sides of the one end surface 3a of the handset 3 do not engage are provided in the both sides of the protection convex part 25, the handset 3 mounted in the mounting part 15 is provided. As shown in FIG. 2, the handset 3 can be easily detached from the mounting portion 15 even when the handset is picked up while being rotated around the rotation axis L <b> 1 in the longitudinal direction of the handset 3. That is, when the handset 3 is gripped and rotated about the rotation axis L1, one side portion of the one end surface 3a of the handset 3 is disengaged from the non-engaging portion 25b, so that the handset 3 is further rotated. Then, since the one end surface 3a of the handset 3 is guided to the distal end surface of the protection convex portion 25 that is curved, the handset 3 can be easily detached from the placement portion 15.

  Next, when the handset 3 is placed from a direction orthogonal to the placement portion 15, as shown in FIG. 5, the protective convex portion 25 is projected from the upper end portion of the rising portion 17. Contact between the lower end 3 c of the one end surface 3 a of the receiver 3 and the contact portion 18 a of the power supply terminal 18 is restricted. For this reason, it is possible to prevent the surface of the handset 3 from being damaged or the contact portion 18a of the power supply terminal 18 from being damaged.

  Further, when the handset 3 is placed from a direction parallel to the placement portion 15, as shown in FIG. 5, the both sides of the placement portion 15 protrude from the contact portion 18 a of the power supply terminal 18 in a side view. Since the pair of protective walls 26 and 26 are erected integrally, the contact of the one end surface 3a of the handset 3 with the contact portion 18a of the power supply terminal 18 is restricted. For this reason, it is possible to prevent the surface of the handset 3 from being damaged or the contact portion 18a of the power supply terminal 18 from being damaged.

  6 to 8 show a second embodiment of the present invention, FIG. 6 is a plan view of a charging device for an electronic device according to the present invention, shows a state where a handset is placed, and FIG. VII-VII line sectional view, FIG. 8 is an enlarged sectional view showing the main part when the handset is similarly placed. 7 includes an upper case 31, a lower case 32 coupled to the bottom side of the upper case 31, and a bottom portion of the lower case 32 and an end portion on the arrow B side of the upper case 31. And a stand 33 coupled to each other.

  The upper case 31 is provided with mounting portions 35a and 35b on which the back surface of the handset 3 is mounted, and the arrow B direction is inclined downward by the stand 33, and the end of the mounting portion 35a in the arrow B direction is provided. A rising portion 36 that is substantially orthogonal to the placement portion 35a is erected on the portion. A window 36a from which the power supply terminal 18 protrudes is provided at the center of the rising portion 36, and a protective convex portion 37 that protrudes in the protruding direction of the contact portion 18a of the power supply terminal 18, that is, the arrow A direction, is provided at the upper end. Is provided. On the lower surface of the protective convex portion 37, inclined surfaces 37a that are inclined upward toward the tip (in the direction of arrow A) are partially provided in the central portion in the left-right direction and three locations on both sides thereof in plan view. As shown in FIG. 6, the tip of the protective convex portion 37 is curved so that the protruding amount gradually decreases toward the both side portions of the rising portion 36, and the mounting portion is placed on both side portions of the protective convex portion 37. Non-engaging portions 37b and 37b are provided in which both side portions of the one end surface 3a of the handset 3 placed on 35a and 35b are not engaged.

  Reference numeral 38 denotes a storage wall that forms a storage space for storing the power supply terminal 18 together with the rising portion 36, and is formed in the upper case 31. A pair of protective walls 39, 39 are integrally provided on both sides of the mounting portion 35 a, and these protective walls 39 protrude from the contact portion 18 a of the power supply terminal 18 as shown in FIG. 8. Yes. Thus, by comprising, when the back surface part of the handset 3 is mounted in mounting part 35a, 35b, as shown in FIG. 7, the lower end (upper end in the figure) of the end surface 3a of the handset 3 is shown. ) 3c faces the inclined surface 37a of the protective convex portion 37, the one end surface 3a contacts the rising portion 17, and the charging terminal 8 is electrically connected to the contact portion 18a of the power supply terminal 18.

  When the handset 3 is gripped from this state and the handset 3 is picked up from the placement portions 35a and 35b in a direction perpendicular to the placement portions 35a and 35b, the lower end 3c of the one end surface 3a of the handset 3 is As shown in FIG. 7, the lower end 3c of the one end surface 3a is guided by the lower surface 25a so that the engagement between the lower surface 25a and the lower end 3c is released, so that the handset 3 is placed on the mounting portions 35a and 35b. Can be easily removed. Moreover, since the non-engaging parts 37b and 37b which the both sides of the one end surface 3a of the handset 3 do not engage are provided in the both sides of the protection convex part 37, the transmission mounted on the mounting parts 35a and 35b is provided. As shown in FIG. 6, when the handset 3 is picked up while being rotated about the longitudinal rotation axis L <b> 2 of the handset 3, the handset 3 can be easily removed from the placement portions 35 a and 35 b. it can. That is, when the handset 3 is gripped and rotated about the rotation axis L2, one side of the one end surface 3a of the handset 3 is disengaged from the non-engaging portion 37b, and thus the handset 3 is further rotated. Then, the one end surface 3a of the handset 3 is guided to the front end surface of the protection convex portion 37 formed in a curved shape, and the handset 3 can be easily detached from the placement portions 35a and 35b.

  Next, when the handset 3 is placed from a direction orthogonal to the placement portion 35a, as shown in FIG. 8, a protective projection 37 is provided at the upper end of the rising portion 36. The portion 37 restricts contact of the upper end (lower end in the figure) 3b of the one end surface 3a of the handset 3 with the contact portion 18a of the power supply terminal 18. For this reason, it is possible to prevent the surface of the handset 3 from being damaged or the contact portion 18a of the power supply terminal 18 from being damaged.

  Further, when the handset 3 is placed from a direction parallel to the placement portions 35a, 35b, as shown in FIG. 8, a pair of protective walls 39, 39 stand integrally on both sides of the placement portion 35a. Therefore, the contact of the power supply terminal 18 on the one end surface 3a of the handset 3 with the contact portion 18a is restricted. For this reason, it is possible to prevent the surface of the handset 3 from being damaged or the contact portion 18a of the power supply terminal 18 from being damaged. Moreover, since it is not necessary to provide the recessed part and convex part for restricting the contact with the contact part 18a of the electric power feeding terminal 18 in the handset 3 side, an external appearance design is not impaired.

  In this embodiment, both the inclined surfaces 25a and 37a and the non-engaging portions 25b and 37b are provided on the protective convex portions 25 and 37. However, if at least one of them is provided, the handset 3 is mounted. It can be easily removed from the placement parts 15 and 35a.

1 is an external perspective view of a cordless telephone device to which a charging device for an electronic device according to the present invention is applied. 1 is a plan view showing a state in which a handset is placed in a cordless telephone device to which a charging device for an electronic device according to the present invention is applied. It is the III-III sectional view taken on the line in FIG. It is a side view which shows the state when mounting a handset in the cordless telephone apparatus to which the charging device of the electronic device which concerns on this invention is applied. In the cordless telephone device to which the charging device of the electronic device according to the present invention is applied, it is an enlarged cross-sectional view showing a main part when the handset is placed. It is a top view of the charging device of the electronic device which concerns on the 2nd Embodiment of this invention. It is the VII-VII sectional view taken on the line in FIG. In the 2nd Embodiment of this invention, it is sectional drawing which expands and shows the principal part when mounting a handset.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Cordless telephone apparatus, 2 ... Housing | casing main body, 3 ... Handset, 3a ... One end surface, 8 ... Charging terminal, 15 ... Mounting part, 17, 36 ... Startup part, 18 ... Feeding terminal, 25, 37 ... Protection convex part, 25a, 37a ... inclined surface, 30 ... charger, 35a, 35b ... mounting part.

Claims (3)

An electronic device in which a charging terminal is provided at one end, a mounting portion for mounting the electronic device in an inclined state, and the charging terminal in an electrical state in which the electronic device is mounted on the mounting portion In a charging device for an electronic device comprising a charger having a start-up unit with a power supply terminal in contact with
A protective convex portion projecting in the protruding direction of the power supply terminal is provided at the upper end portion of the rising portion, and the protective convex portion is directed toward both sides of the rising portion in a direction orthogonal to the protruding direction of the power supply terminal. It is formed so that the amount of protrusion gradually decreases, and both sides of the protective projection that are perpendicular to the direction of protrusion of the power supply terminal at one end of the electronic device placed on the charger are not engaged. An electronic device charging apparatus comprising a non-engaging portion . In the charging device of the electronic device of Claim 1,
  A charging device for an electronic device, wherein an inclined surface that is inclined upward toward the tip is formed on at least a part of the lower surface of the protective convex portion. In the charging device of the electronic device of Claim 1 or 2,
A charging device for an electronic device, wherein protective walls for protecting the power supply terminal are provided upright on both sides of the mounting portion.

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