JPH04126664U - charging device - Google Patents

Abstract

(57) [Summary] [Purpose] Not only does it reduce the part that protrudes from the wall so that it does not get in the way, but it also reduces the burden on the plug and plug slide part, regardless of the weight of the electrical device to which the charging device is attached. No charging device provided. [Structure] In the charging device 10, which can charge a battery from a domestic or foreign AC power source via a domestic plug 12 or a foreign plug (plug adapter) 13, the main body case 11 includes a domestic AC power supply. A storage part (opening 19, A plug receiving case 29) was formed.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This idea allows charging batteries from either domestic or foreign AC power sources. The present invention relates to a charging device that can perform

0002

[Conventional technology]

Conventionally, from a domestic or foreign AC power source, via a domestic plug or a foreign plug, A charging device that can charge a rechargeable battery is known.

0003 This charging device is used for household appliances such as electric shavers that have a built-in rechargeable battery as a power source. It is used by being attached to small electric equipment for garden use, and the power supply voltage is different in Japan ( 100V) or from any AC power source overseas (other than 100V, e.g. 240V) Can be charged to a rechargeable battery.

0004 As shown in FIG. 9, the charging device 1 includes a domestic plug that can be stored inside the main body case 2. (not shown) and a plug adapter (not shown) that can be attached to the domestic plug (not shown). ) 3, and the plug adapter 3 has a pair of plug terminals 4 and 4. It is formed by a plug holding mold 5 that holds the plug fixedly.

[0005] The domestic plug is normally stored inside the main body case 2, and can be removed as needed. The contact terminal 4 can be made to protrude from the main body case 2. Plug adapter 3 Attach the plug holding mold 5 to the plug terminal 4 of the domestic plug that has come out. It is attached to the main body case 2.

[0006] When charging overseas using charging device 1, the Plug the plug terminal 4 of the plug adapter 3 into the outlet that is the outlet for AC power. Use by inserting it into the outlet (outlet).

[0007]

[Problem that the idea aims to solve]

However, the charging device 1 with the plug adapter 3 attached is The entire plug 3 will protrude from the main body case 2, and in this state, connect it to a wall outlet. There are a lot of parts that protrude from the wall to insert it into the wall, and it gets in the way. There was a problem.

[0008] Furthermore, depending on the weight of the electrical device to which the charging device 1 is attached, the parts that protrude from the wall may A large burden is placed on the plug terminals 4, etc., where the weight of the plug is concentrated, and in some cases, the plug There was also the problem that the plug terminal 4 etc. were damaged.

[0009] This idea was made in view of the above problems, and its purpose is Not only does it reduce the part that protrudes from the wall so it doesn't get in the way, but it also allows the charging device to Avoid concentrating stress on plug terminals, etc., regardless of the weight of the electrical equipment installed. The objective is to provide a charging device that can

0010

[Means to solve the problem]

In order to achieve the above purpose, the charging device according to this invention The rechargeable battery can be charged from the source through a domestic plug or a foreign plug. In a charging device that can be used, the domestic plug is stored in the main case so that it can be moved in and out. and the foreign plug attached to the stored domestic plug. Features a storage part that can store the plug holding part of the lug There is.

[0011]

[Effect]

With the charging device according to this invention, when using a domestic plug, only the plug terminal is connected to the main terminal. It can be inserted into an outlet by protruding outside the body case, when using a plug for overseas use. The plug holding part of the foreign plug is attached to the domestic plug, which is completely housed in the main body case. Since it can be attached to the plug terminal of the plug and stored inside the main body case, the Only the plug terminal will protrude from the main case.

0012

【Example】

Hereinafter, embodiments of the charging device according to this invention will be described with reference to the drawings.

[0013] In Figures 1 to 8, 10 is a charging device, 11 is a main body case, and 12 is a domestic plug. 13 is a plug adapter.

[0014] The charging device 10 is a household appliance such as an electric shaver that has a built-in charging battery as a power source. It is used by being attached to small electric equipment for garden use, and the power supply voltage is different in Japan ( 100V) or from any AC power source overseas (other than 100V, e.g. 240V) Can be charged to a rechargeable battery.

[0015] This charging device 10 includes a main body case 11 and a domestic battery that can be stored inside the main case 11. plug 12, and a plug adapter attached to the domestic plug 12 (foreign plug 12). lug) 13. The domestic plug 12 has a pair of plug terminals arranged in parallel. 14a, and a plug holding mold (plug holding part) that securely holds the plug terminal 14a. ) 15, and the plug adapter 13 is formed by a pair of plugs arranged in parallel. By the terminal 14b and the plug holding mold 15 that fixedly holds the plug terminal 14b. (See Figures 1 and 4).

[0016] The main body case 11 has a front wall 11a having a flat surface and a rear wall 11b having a curved surface. It is shaped like a box with an open bottom. The bottom is closed by a bottom cover 16. In the recess 17 formed on the top surface 11c, a small household electrical appliance (not shown) is placed. A joint portion 18 (see FIGS. 1 to 3) is provided in a protruding manner.

[0017] At the lower part of the front wall 11a, there is a hole having approximately the same size as the longitudinal section of the plug holding mold 15. An opening 19 having a shape is formed on the inner surface of the front wall 11a. A shutter slide that holds the shutter 20 that blocks the screen so that it can slide vertically Ribs 21 are formed on both sides of the opening 19. A long hole 2 is provided at the front end of the rear wall 11b. 2 is formed.

[0018] In addition, at the end of the long hole 22 on the inner surface of the front wall 11a, a click convex 20 for moderation, which will be described later, is provided. Moderation click recesses 11d corresponding to b are formed in two vertically spaced apart locations. .

[0019] The shutter 20 has a knob 20a with a notch formed on one end for a finger hook. At the same time, a rectangular plate body having a moderation click protrusion 20b at the lower part of one end of the front surface. , with the knob 20a protruding from the long hole 22 to the outside of the rear wall 11b. It is mounted between both shutter slide ribs 21, 21. attached shutter -20, the bottom of the main body case 11 is covered by the bottom cover 16, so it can be moved freely without coming off. (see Figure 4).

[0020] This shutter 20 is operated by operating a knob 20a protruding from the side of the main body case 11. By doing so, through the two protrusions 20c provided on the front surface and extending in the vertical direction, It can be slid along the inner surface of the front wall 11a, and has a click protrusion 20b for moderation. The opening 19 can be opened by locking it in the upper moderation click recess 11c. is maintained, and the moderation click convex 20b is engaged with the moderation click concave 11d at the bottom. This maintains the closed state of the opening 19.

[0021] The bottom cover 16 has a rectangular opening extending in a direction perpendicular to the front wall 11a. A recess 23 is formed that protrudes from the inner surface of the bottom cover 16. The recess 23 is located in the front wall 11a. The front end of the side is open, and from the front end of the recess 23 along the longitudinal direction of the bottom wall 23a. A slit 24 is formed that reaches the rear end. In the slit 24, near the front end, A notch 24a (see FIG. 8) serving as a front locking portion perpendicular to the slit 24 is located near the rear end. Beside it, there is a notch 24b as a rear locking part perpendicular to the slit 24 (see FIGS. 4 and 7). are formed respectively.

[0022] In addition, on both side walls 23c along the longitudinal direction of the recess 23, a lock is provided on the inner surface of the bottom cover 16. Two recesses 25 are formed spaced apart from each other.

[0023] This recess 23 has a plug slide knob that freely moves in the longitudinal direction within the recess 23. Mi26 is installed.

[0024] The plug slide knob 26 is a flat finger rest formed at the lower end of the connecting portion 26a. It has a locking portion 26b and a disc-shaped locking portion 26c formed at the upper end of the connecting portion 26a. The locking portion 26 A plug lock protrusion 27 is formed at a diameter position c. Below the finger rest 26b The surface has a plurality of grooves 26d perpendicular to the longitudinal direction of the recess 23 so that fingers can be easily placed on the surface. (see FIG. 4), and a recess 26e is formed on the upper surface of the locking portion 26c. (See Figure 5).

[0025] This plug slide knob 27 is inserted from the front end of the recess 23 to the connecting portion 26a. By entering the slit 24 into the slit 24 through the finger hook 26b When sliding, the plug lock protrusion 27 is engaged with the front. It can be locked to the stopper 24a or the rear stopper 24b.

[0026] A plug receiving case 28 that covers the recess 23 is attached to the inner surface of the bottom cover 16. Ru.

[0027] The plug receiving case 28 is shaped like a box with an open front and lower surface on the front wall 11a side. The inner surfaces of both side walls 28a along the longitudinal direction correspond to the locking recesses 25. The locking protrusions 29 are formed at two separate locations (only one side is shown). (See Figure 4). The plug receiving case 28 can store the entire domestic plug 12. At the same time, the plug terminal connected to the plug terminal 14a of the domestic plug 12 The plug holding mold 15 of the adapter 13 is also large enough to be stored. The inner surface of the bottom wall 28b has a protruding portion 14 at the rear of the plug terminal 14a, which will be described later. Two contact pieces 30 are arranged side by side and spaced apart from each other to make contact with c and energize.

[0028] In addition, the rear part of the plug terminal 14a of the domestic plug 12 is attached to a plug holding mold 15. The protruding portion 14c protrudes from the top surface (see Fig. 6), and this protruding portion 14c comes into contact with the slide. The domestic plug 12 inside the plug receiving case 28 is always in contact with the piece 30. It can be in an energized state.

[0029] This plug receiving case 28 has each locking convex portion 29 in each locking recess 25. It is fixed to the bottom cover 16 by fitting together, and is inserted into the plug receiving case 28. The plug holding mold 15 and the locking part 26c are vertically movable in a recess 32 which will be described later. Coil spring installed between plug slide knob 26 inserted into Noh A domestic plug 12 is housed through 31.

[0030] The coil spring 31 has one end formed on the lower surface side of the plug holding mold 15. At the same time, attach the other end to the protrusion 32a of the recess 32, and attach the other end to the plug slide knob 2. The protrusion 26f formed in the recess 26e of No. 6 is engaged with the protrusion 26f. This coil spring The plug slide knob 26 is always urged downward (toward the bottom cover 16 side) by the plug 31. It is.

[0031] Therefore, by pressing the plug slide knob 26 upward, the plug locking convex portion 27 from the front locking part 24a or the rear locking part 24b along the slit 24. The domestic plug 12 moves within the plug receiving case 28 by sliding it. can be done.

[0032] By locking the plug lock convex portion 27 to the front locking portion 24a, , the domestic plug 12 connects the plug terminal 14a to the outside of the main case 11 through the opening 19. It is in the protruding state (see Figures 3 and 7), and the plug lock convex part 27 is in the rear locking part. 24b, the domestic plug 12 is completely inserted into the main body case 11. (See Figures 1 and 8).

[0033] For the domestic plug 12, there is a plug at the rear end of the plug holding mold 15 of the plug adapter 13. Insert the plug terminal 14a of the domestic plug 12 into the formed receiving part (not shown). By doing so, the plug adapter 13 can be connected (see FIG. 8). Domestic By connecting the domestic plug 12 and the plug adapter 13, the domestic plug 12 and The plug adapter 13 becomes electrically conductive.

[0034] In this way, the plug holding mold 15 of the plug adapter 13 has the opening 19 Since it has approximately the same size and shape as the longitudinal section of the lug holding mold 15, , a domestic plug with the plug lock protrusion 27 locked in the rear locking part 24b By connecting the plug adapter 13 to 12, the plug adapter 13 The plug holding mold 15 is stored inside the plug receiving case 28, and only the plug terminal 14b is left. can be made to protrude outside the main body case 11 from the front wall 11a (see FIGS. 2 and 8). .

[0035] Therefore, the opening 19 and the plug receiving case 28 allow the domestic plug 12 to be moved in and out. It can be stored freely, and the plug attached to the stored domestic plug 12 can be Functions as a storage part that can store the plug holding part 15 of the lug adapter 13 do.

[0036] In addition, the plug holding mold of either the domestic plug 12 or the plug adapter 13 15 also has a plurality of protrusions 15a arranged in parallel at least on the top surface and both side surfaces. child These protrusions 15a allow the plug holding mold 15 to be attached to the bottom wall 28b and both side walls 2. It can be slid smoothly in line contact with 8a.

[0037] Next, the operation of the charging device having the above configuration will be explained.

[0038] First, when the charging device 10 is not used, the plug lock protrusion 27 is locked backward. The domestic plug 12 is in the state of being engaged with the portion 24b, and the entire domestic plug 12 is inside the main body case 11. The moderation click convex 20b is located in the moderation click concave 11d at the bottom. The shutter 20, which is locked and held in a lowered state, closes the opening 19. Ru.

[0039] The shutter 20 closes the opening 19 and prevents dust from entering the main body case 11. In addition, the plug terminal 14a of the domestic plug 12 can be protected.

[0040] Next, when using the charging device 10 in Japan (power supply voltage is 100V), 20a to move the moderation click convex 20b to the upper moderation click concave 11d. The shutter 20 is held open. And the plug slide knob 26 to release the engagement with the rear locking part 24b, then press along the slit 24. The plug lock convex portion 27 is engaged with the front locking portion 24a.

[0041] By engaging the plug lock convex part 27 with the front locking part 24a, The plug 12 has only the plug terminal 14a protruding from the front wall 11a to the outside of the main body case 11. (see Figures 3 and 7), and insert this plug terminal 14a into the outlet. do.

[0042] On the other hand, when using overseas (power supply voltage is other than 100V, e.g. 240V), The entire domestic plug 12 is assembled by engaging the plug locking convex portion 27 with the rear locking portion 24b. is stored in the main body case 11, and insert the plug into the main body case 11 from the opening 19. Insert the plug holding mold 15 of the plug adapter 13. into the main body case 11 The inserted plug holding mold 15 has a plug terminal of the domestic plug 12 in the receiving part. By inserting the plug 14a, it is connected to the domestic plug 12.

[0043] The plug adapter 13 connected to the domestic plug 12 is attached to the plug holding mold 1 5 is stored in the plug receiving case 28 in the main body case 11 and is connected to the plug terminal 14b. The front wall 11a protrudes from the main body case 11 (see Figures 2 and 8). , insert this plug terminal 14b into an outlet.

[0044] In this way, when using the charging device 10, the plug terminal 1 is connected to the charging device 10. Only plug terminal 4a or plug terminal 14b protrudes, so it cannot be plugged into a wall outlet, etc. When installed, only the main case 11 protrudes from the wall and does not get in the way. . In addition, the plug terminal 14a or plug end where the weight of the part protruding from the wall is concentrated. It is possible to avoid placing a large burden on the children 14b and the like.

[0045]

[Effect of the idea]

The charging device according to this invention connects a domestic or foreign AC power source to a domestic plug or In a charging device that can charge a rechargeable battery via a foreign plug, The domestic plug can be stored in the body case so as to be freely advanced and retractable, and Stores the plug holding part of the foreign plug attached to the stored domestic plug. It is characterized by forming a storage part that can be used for storage.

[0046] This not only reduces the amount of parts that protrude from the wall and prevents it from getting in the way, but also improves the Regardless of the weight of the electrical equipment to which the electrical equipment is attached, there is no burden on the plug or plug slide part, etc. can't concentrate.

[Brief explanation of drawings]

FIG. 1 is a perspective view showing the configuration of a charging device according to the invention.

FIG. 2 is a perspective view of the charging device when used overseas.

FIG. 3 is a perspective view of the charging device when used in Japan.

FIG. 4 is an exploded perspective view of the charging device seen from below.

FIG. 5 is a sectional view showing a state of engagement between the locking portion of the plug slide knob and the plug holding mold.

FIG. 6 is a partially cutaway perspective view of the domestic plug.

FIG. 7 is an explanatory diagram of the domestic plug with the plug terminal protruding.

FIG. 8 is an explanatory diagram of a state in which the plug terminal of the overseas plug is projected.

FIG. 9 is a perspective view of a conventional charging device.

[Explanation of symbols]

10 Charging device 11 Main body case 12 Domestic plug 13 Plug adapter (overseas plug) 15 Plug holding mold (plug holding part) 19 Aperture 28 Plug receiving case

Claims (1)

[Scope of utility model registration request] Claim 1: A charging device capable of charging a charging battery from a domestic or foreign AC power supply via a domestic plug or a foreign plug, wherein the domestic plug can be freely moved in and out of a main body case. What is claimed is: 1. A charging device characterized in that a storage part is formed in which a plug holding part of the foreign plug attached to the stored domestic plug can be stored.