JP2001357829A - Battery holder - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a battery holder capable of easily attaching and detaching a battery, used in a portable transmitter for an automobile or the like and for holding a button type battery. SOLUTION: This battery holder is constituted by forming a locking part 14D in an arm part 14B of a cathode terminal 14 in which a cathode contact part 14C of the tip comes in elastically contact with the outer peripheral surface of the battery 1, the top surface of the battery 1 is brought into contact with the locking part 14D, the battery 1 is housed in a housing part 12A of a holding body 12, and thereby, the battery holder capable of easily attaching and detaching the battery can be obtained by simple constitution.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a battery holder used for a portable transmitter for remotely controlling locking and unlocking of a door of an automobile, and for holding a button-type battery.

[0002]

2. Description of the Related Art In recent years, small and light button-type batteries such as lithium batteries are often used in portable transmitters and the like, and a battery holder for holding the batteries is easily replaced when the batteries are exhausted. What can be exchanged is required.

[0003] Such a conventional battery holder will be described with reference to Figs.

FIG. 7 is a plan view of a conventional battery holder, and FIG.
FIG. 1 is a cross-sectional view, in which a button-shaped battery 1 such as a lithium battery has a cathode 1A on a lower surface and an anode 1B on an upper surface and an outer peripheral surface.

[0005] Reference numeral 2 denotes a holder made of an insulating resin, in which the battery 1 is accommodated in a concavely formed elliptical accommodating portion 2A, and a part of the upper surface of the battery 1 is provided on the outer periphery of the accommodating portion 2A. Two holding portions 2B to cover are provided, and a cutout 2C extending from the storage portion 2A is formed between the holding portions 2B.

A lid 2D is formed on the opposite side of the holder 2B, and the lid 2D covers a part of the upper surface of the battery 1 like the holder 2B.

And 3, a cathode terminal made of an elastic metal thin plate;
Reference numeral 4 denotes an anode terminal made of an elastic metal thin plate. A cathode contact portion 3A bent slightly above the cathode terminal 3 elastically contacts the cathode 1A on the lower surface of the battery 1, and a bent portion 4A in the middle of the anode terminal 4.
The arm portion 4B extends substantially in a V-shape from above, and an anode contact portion 4C at the tip of the arm portion 4B is in elastic contact with the anode 1B on the outer peripheral surface of the battery 1.

Accordingly, in the battery 1, the cathode 1A on the lower surface is urged upward by the cathode contact portion 3A of the cathode terminal 3, but the upper surface resiliently contacts the holding portion 2B of the holder 2 and the lower surface of the lid 2D. As a result, the outer peripheral surface is urged by the arm portion 4B of the anode terminal 4 toward the notch portion 2C, and is stored and held in the storage portion 2A of the holder 2. .

A wiring board 5 has a plurality of wiring patterns (not shown) formed on the upper and lower surfaces.
Are fixed below the holder 2, and the cathode terminal 3 and the anode terminal 4 are connected and fixed to the wiring pattern on the upper surface of the wiring board 5 to form a battery holder.

On the wiring pattern on the lower surface of the wiring board 5 electrically connected to the cathode terminal 3 and the anode terminal 4, electronic components such as a push button switch 6, a resistor and a capacitor are mounted. (Not shown) is covered to constitute a transmitter, and is configured to transmit an electric signal to an external receiver (not shown) by pressing the push button switch 6.

In the above configuration, when the battery 1 is mounted on the holder 2, as shown in the sectional view of FIG.
The battery 1 is inserted into the housing portion 2A while the arm portion 4B of the anode terminal 4 is widened by the outer peripheral surface in a state where the upper surface is in contact with the lower surface of the lid portion 2D and is inclined from the holding portion 2B side.

[0012] Then, as shown in FIG.
When the battery 1 is further pushed in while making its left outer peripheral surface abut against the inner end surface of the holding portion 2B, the battery 1 moves rightward while further expanding the arm portion 4B of the anode terminal 4 as shown in FIG. Then, it is once stored in the storage portion 2A at a position deep inside the lower surface of the lid portion 2D.

Thereafter, when the user releases his / her hand from the battery 1, the urging force of the arm 4B of the anode terminal 4 resiliently contacts the outer peripheral surface.
The battery 1 moves to the left notch 2C side and elastically contacts the inner wall of the storage section 2A, and the upper surface elastically contacts the holding section 2B of the holding body 2 and the lower surface of the lid 2D as shown in FIG. The cathode terminal 3 is locked so as not to fly upward by the urging force of the cathode contact portion 3A of the cathode terminal 3, and is housed and held in the housing portion 2A.

When removing the battery 1 from the holder 2, a tool such as a screwdriver is inserted into the notch 2C of the holder 2 as shown in the sectional view of FIG. When pressed to the right and moved to a position where the left outer peripheral surface is disengaged from the holding portion 2B, the battery 1 is detached upward by the urging force of the cathode contact portion 3A of the cathode terminal 3. Was.

[0015]

However, in the above-mentioned conventional battery holder, when the battery 1 is attached to or detached from the holder 2, the battery 1 is inserted in an inclined state and then pushed down to the inside of the lower surface of the lid 2D. Alternatively, since the battery 1 is moved by a tool or the like to be attached or detached, there is a problem that attaching or detaching the battery 1 is difficult and time-consuming.

An object of the present invention is to solve such a conventional problem, and an object of the present invention is to provide a battery holder in which a battery can be easily attached and detached.

[0017]

To achieve the above object, the present invention has the following arrangement.

According to a first aspect of the present invention, there is provided a battery holder comprising: an arm portion of an anode terminal having an anode contact portion at a tip elastically contacting an outer peripheral surface of a battery; A battery holder that has a simple configuration and allows easy attachment and detachment of the battery because the upper surface of the battery is brought into contact with the locking portion of the arm and the battery is stored and held in the storage portion of the holder. Is obtained.

According to a second aspect of the present invention, in the first aspect of the present invention, a bent portion in the middle of the anode terminal is provided with a contact portion that contacts the outer peripheral surface of the battery. Since it is in contact with the outer peripheral surface of the battery, it has an effect that the battery can be stably held on the holder even when vibration or impact is applied to the battery holder.

According to a third aspect of the present invention, in the first aspect of the present invention, an upwardly protruding projection is provided on the arm portion of the anode terminal. Since the battery can be removed, there is an effect that the battery can be easily removed.

According to a fourth aspect of the present invention, in the first aspect of the present invention, the cathode contact portion of the cathode terminal is provided near the lower portion of the locking portion of the anode terminal, and the battery is removed from the holder. In this case, since the battery is urged by the cathode contact portion and easily floats in the direction of the locking portion, it has an effect that the removal of the battery is further facilitated.

[0022]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.

The same components as those described in the section of the related art are denoted by the same reference numerals, and detailed description thereof will be omitted.

(Embodiment 1) FIG. 1 is a plan view of a battery holder according to an embodiment of the present invention, FIG. 2 is a sectional view thereof, and FIG. Is a button-shaped battery such as a lithium battery. A cathode 1A is formed on the lower surface, and an anode 1B is formed on the upper surface and the outer peripheral surface.

Reference numeral 12 denotes a holder made of an insulating resin, in which the battery 1 is housed in a recessed storage portion 12A, and a holding portion for covering a part of the upper surface of the battery 1 on the left outer periphery of the storage portion 12A. A part 12B is provided, and a marking 12C indicating the mounting direction of the battery 1 and a marking 12D indicating the removing direction of the battery 1 are displayed on the upper surface by printing or engraving.

Reference numeral 13 denotes a cathode terminal made of a substantially Y-shaped elastic metal sheet, and 14 denotes an anode terminal also made of an elastic metal sheet.
The two cathode contact portions 13A bent slightly above the cathode terminal 13 elastically contact the cathode 1A on the lower surface of the battery 1, and the arm portion 14B extends in a substantially V-shape from the bent portion 14A in the middle of the anode terminal 14. And the anode contact part 1 at the tip of this arm part 14B.
4C is in elastic contact with the anode 1B on the outer peripheral surface of the battery 1.

Further, the arm 14B of the anode terminal 14 is bent in an L-shape above the anode contact portion 14C, and
The lower arm portion 14B is provided with a projection 14E projecting upward near the anode contact portion 14C, and a bent portion in the middle of the anode terminal 14 is formed on the lower arm portion 14B. 14A is provided with a contact portion 14F that is bent in a substantially U-shape and contacts the outer peripheral surface of the battery 1.

A space 12E is provided in the storage portion 12A of the holder 12 near the lower arm portion 14B of the anode terminal 14.
Is provided, and the cathode contact portion 13A on the right side of the cathode terminal 13 is
The anode terminal 14 is in elastic contact with the cathode 1A in the vicinity of the locking portion 14D below.

Therefore, in the battery 1, the cathode 1 A on the lower surface is urged upward by the cathode contact portion 13 A of the cathode terminal 13, but the upper surface is held on the holding portion 12 B of the holder 12 and the anode terminal 14
Elastically contact the lower surface of the locking portion 14D so as not to fly upward, and the outer peripheral surface is urged toward the holding portion 12B by the arm portion 14B of the anode terminal 14 so that the holding member 12 It is stored and held in the storage section 12A.

Reference numeral 5 denotes a wiring board having a plurality of wiring patterns (not shown) formed on upper and lower surfaces.
Are fixed below the holder 12 and the cathode terminal 13
The anode terminal 14 is connected and fixed to the wiring pattern on the upper surface of the wiring board 5 to form a battery holder.

The wiring pattern on the lower surface of the wiring board 5 electrically connected to the cathode terminal 13 and the anode terminal 14 includes:
A push button switch 6 and electronic components such as a resistor and a capacitor are mounted thereon, and a housing (not shown) covers them to form a transmitter. By pressing the push button switch 6, an external receiver (shown in FIG. ) Is configured to transmit an electric signal.

In the above configuration, the battery 1 is
4A, as shown in the cross-sectional view of FIG. 4A, the holding unit 1 on which the marking 12C of the mounting direction is displayed.
2B, the battery 1 is tilted so that the upper surface of the battery 1 is in contact with the lower surface of the engaging portion 14D of the anode terminal 14, and the outer surface of the battery 1
4 is inserted into the storage section 12A while expanding the arm section 14B.

Then, when the battery 1 is inserted to some extent into the storage portion 12A, as shown in FIG.
Since the bent portion 14A of FIG.
In the state in which the battery 1 is in contact with the contact portion 14F of the anode terminal 14, the battery 1 is in a state in which the locking portion 14D is inclined upward.
It moves rightward and is stored in the storage section 12A.

Thereafter, when the battery 1 is released, the bent portion 14A of the anode terminal 14 returns to the original position, and at the same time, the battery 1 is moved leftward by the urging force of the arm portion 14B elastically contacting the outer peripheral surface. 4 (c).
The upper surface of the battery 1 as shown in FIG.
B is elastically contacted with the lower surface of the locking portion 14D of the anode terminal 14, is locked so as not to fly upward by the urging force of the cathode contact portion 13A of the cathode terminal 13, and is stored and held in the storage portion 12A. Becomes

When the battery 1 is detached from the holder 12, as shown in the plan view of FIG. 5 and the sectional view of FIG. 6, the lower arm 14B of the anode terminal 14 or the anode contact 14C. When the nearby protrusion 14E is pinched and moved in the space 12E in the removal direction in which the marking 12D is displayed, the locking portion 14D of the anode terminal 14 is detached from the upper surface of the battery 1; The battery 1 is configured to be tilted upward and lift off by the biasing force of 13A.

As described above, according to the present embodiment, the anode terminal 1 has the anode contact portion 14C at the tip elastically contacting the outer peripheral surface of the battery 1.
By forming a battery holder by forming a locking portion 14D in contact with the upper surface of the battery 1 on the arm portion 14B of the battery 4, the upper surface of the battery 1 is brought into contact with the locking portion 14D of the arm portion 14B. 1 is stored and held in the storage section 12A of the holder 12, so that a battery holder with a simple configuration and in which a battery can be easily attached and detached can be obtained.

The bent portion 14A in the middle of the anode terminal 14
Is provided with a contact portion 14F that contacts the outer peripheral surface of the battery 1, so that the contact portion 14F is in contact with the outer peripheral surface of the battery 1 even when vibration or impact is applied to the battery holder. 1 can be stably held on the holding body 12.

Further, the arm 14B of the anode terminal 14
By providing the protrusion 14E protruding upward, the protrusion 14E can be gripped and the arm portion 14B can be widened to remove the battery 1, so that the battery 1 can be more easily removed.

Further, the cathode contact portion 1 on the right side of the cathode terminal 13
By disposing 3A in the vicinity of the locking portion 14D of the anode terminal 14, when the battery 1 is removed from the holder 12, the battery 1 is urged by the cathode contact portion 13A and easily floats in the locking portion 14D direction. Therefore, the removal of the battery 1 can be further facilitated.

In the above description, the arm portion 14B extends in a substantially V-shape from the bent portion 14A in the middle of the anode terminal 14, and the two arm portions 14B are engaged with the locking portions abutting on the upper surface of the battery 1. Although the configuration in which each of the arms 14D is formed has been described, the holding power of the battery 1 is reduced, but the configuration in which the locking portion 14D is formed only in one arm portion 14B or only one of the arm portions 14B may be used. Implementation of the invention is possible.

[0041]

As described above, according to the present invention, there is obtained an advantageous effect that it is possible to obtain a battery holder having a simple structure and capable of easily attaching and detaching a battery.

[Brief description of the drawings]

FIG. 1 is a plan view of a battery holder according to an embodiment of the present invention.

FIG. 2 is a sectional view of the same.

FIG. 3 is an external perspective view of the main part.

FIG. 4 is a cross-sectional view when the battery is mounted.

FIG. 5 is a plan view when the battery is removed.

FIG. 6 is a sectional view when the battery is removed.

FIG. 7 is a plan view of a conventional battery holder.

FIG. 8 is a sectional view of the same.

FIG. 9 is a sectional view when the battery is mounted.

FIG. 10 is a sectional view when the battery is removed.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Battery 1A Cathode 1B Anode 5 Wiring board 6 Push button switch 12 Holder 12A Storage part 12B Holding part 12C, 12D Marking 12E Void part 13 Cathode terminal 13A Cathode contact part 14 Anode terminal 14A Bend part 14B Arm part 14C Anode contact part 14D Locking part 14E Projection part 14F Contact part

Claims (4)

[Claims] 1. A button-shaped battery having a cathode on a lower surface and an anode on an outer peripheral surface, and the battery is housed in a concave housing portion.
A holder made of an insulating resin provided with a holding portion that covers a part of the upper surface of the battery in the housing portion, a cathode terminal made of an elastic metal thin plate having a cathode contact portion elastically contacting the lower surface of the battery, and an intermediate portion. The arm portion extends from the bent portion, and the anode contact portion at the tip of the arm portion is formed of an anode terminal made of an elastic metal thin plate elastically contacting the outer peripheral surface of the battery. Battery holder with a locking part that contacts the top surface. 2. The battery holder according to claim 1, wherein a contact portion that comes into contact with the outer peripheral surface of the battery is provided at a bent portion in the middle of the anode terminal. 3. The battery holder according to claim 1, wherein a projection protruding upward is provided on the arm of the anode terminal. 4. The battery holder according to claim 1, wherein the cathode contact portion of the cathode terminal is provided near a lower portion of the locking portion of the anode terminal.