JP2917459B2 - Battery connection device - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a battery connection device for electronic equipment such as a portable radio receiver and a tape recorder.

2. Description of the Related Art A conventional battery connection device will be described below with reference to the drawings. FIG. 6 is a perspective view showing a conventional battery connection device.
In the figure, 31 is a square battery, 32 is a cylindrical battery, 33 is a cabinet, 34 is a battery box and a block of a printed board, 35 is a connection terminal to which the anode 32a of the cylindrical battery 32 is connected, and 36 is a square battery. Connection terminal to which the anode 31 of 31 is connected, 3
7 is a lid.

Insertion and removal of each of the batteries 31 and 32 is performed by first removing the lid 37, and then removing the rectangular battery 31 by hooking the anode 31a side of the rectangular battery 31 to raise it, and removing the battery 31 and 32 in the case of the cylindrical battery 32. Is similarly caused by hooking the anode 32a side of the cylindrical battery 32.

However, in such a conventional battery connection device,
Since the batteries are arranged orthogonally, there is a problem that the hole for taking out the batteries becomes large and the strength of the cabinet of the device is reduced.

The present invention has been made in view of such a conventional problem, and has a hole through which the above-mentioned batteries can be inserted and removed, at a corner of a cabinet that stores two types of batteries of a square type and a cylindrical type at right angles. The object of the present invention is to provide a battery connecting device that is formed as small as possible and does not reduce the strength of the cabinet.

Means for Solving the Problems In order to solve the above-mentioned problems, a battery connection device of the present invention is provided at a corner portion of a cabinet in which two types of batteries, a square type and a cylindrical type, are respectively stored in a straight line. A common hole through which the two batteries can be individually inserted and withdrawn, a lid detachably provided in the cabinet to cover the hole, and a cover provided in a space covered by the lid. A connection terminal configured to be connected to one electrode of each of the types of batteries, wherein the connection terminal includes:
By making one of the terminals rotatable, the battery on the side in contact with the rotatable terminal can be inserted and removed in the axial direction through the hole, and comes into contact with the fixed terminal. The other battery can be inserted and removed from above the connection terminal through the hole.

Operation The battery connection device of the present invention can insert and remove two types of batteries, a square type and a cylindrical type, with a single insertion / removal hole portion by the above-described configuration. Can be inserted and removed in the axial direction by moving the connection terminal.
The battery insertion / extraction hole can be formed as small as possible.

Embodiment Hereinafter, an embodiment of the battery connection device of the present invention will be described with reference to the drawings. 1 to 3 show an embodiment of a battery connecting device according to a first embodiment of the present invention. FIG. 1 is a perspective view showing a state of inserting and removing a cylindrical battery, and FIG. FIG. 3 is a front view of a main part of a partially cut-away view showing a state of insertion and extraction of a part.

In the figure, 1 is a rectangular battery, 2 is a cylindrical battery, 3 is a cabinet for storing both batteries 1 and 2, and both batteries 1, 2
Are arranged so as to be orthogonal to each other at a corner of the cabinet 3, and a hole 4 is formed at the corner for inserting and removing the batteries, and the hole 4 is covered by a lid 5. Has become. The space inside the cabinet 3 covered by the lid 5 is provided with a connection terminal 6 configured to connect the batteries 1 and 2 to each other.
Is configured so that the two types of batteries are connected in parallel, and the connection terminal 6 is movable so that at least one of the batteries (the rectangular battery 1 in the embodiment) is moved in the axial direction of the batteries. It is configured so that it can be inserted into and removed from.

The connection terminal 6 includes a first connection terminal 7 connected to the prismatic battery 1 (as shown in detail in FIG. 3),
A second connection terminal 8 connected to the cylindrical battery 2; these two terminals 7, 8 are connected by a support shaft 9 and are rotatable; Then, the first connection terminal 7
Is formed with a projection 7a that contacts the anode 1a of the prismatic battery 1 and an engagement portion 7b with the support shaft 9, and a cover 10 is attached. On the other hand, the second connection terminal 8 is supported by a support portion 11 integral with the cabinet 3, and has a projection 8 a that contacts the anode 2 a of the cylindrical battery 2, and an engagement portion 8 b with the support shaft 9. And a terminal portion 8c connected to a predetermined terminal on the printed circuit board 12. Therefore, the prismatic battery 1
The anode 1a and the anode 2a of the cylindrical battery 2 are both connected to predetermined terminals on the same printed circuit board and are connected in parallel.

The cover 10 serves as a knob for rotating the connection terminal 7 about the support shaft 9. The cover 10 is provided with an elastic locking member which is locked by a locking portion 13 integrated with the cabinet 3. A piece 10a is formed. Here, the elastic locking piece 10a
In the state in which the rectangular battery 1 is
Is in contact with the projection 7a of the connection terminal 7, and the locking is released to rotate the cover 10 (that is, the connection terminal 7) (the phantom line in FIGS. 2 and 3). State)
The prismatic battery 1 is slidable in the axial direction.

Therefore, in the first embodiment as described above,
When the cover 10 is locked, both batteries 1 and 2 are housed and connected as shown by the solid lines in FIGS. 1 and 3, and at this time, as shown by the broken lines in FIG. The cylindrical battery 2 can be inserted and removed. On the other hand, when the cover 10 is unlocked and rotated, the rectangular battery 1 can be inserted and removed in the axial direction as shown by the phantom lines in FIGS. 2 and 3.

Next, a second embodiment of the battery connection device of the present invention shown in FIGS. 4 and 5 will be described. FIG. 4 is a partially cutaway perspective view showing a state in which the prismatic battery and the cylindrical battery are both inserted, FIG. 5 (b) is a front sectional view, and FIG. 5 (c) is a side sectional view. .

In this embodiment, the first connection terminal 14 is held by the lid 5, and the second connection terminal 15 is
The two batteries 1 and 2 are connected to each other by being locked to the battery 16.
That is, the first connection terminal 14 has a screw
17 and the anode 1a of the prismatic battery 1
And a contact portion 14c that presses against the second connection terminal 15 with a spring force. On the other hand, the second connection terminal 15 is connected to a contact portion 15a connected to the anode 2a of the cylindrical battery 2, a contact portion 15b to be contacted with the contact portion 14c, and a predetermined terminal of the printed circuit board 12. The terminal 15c is formed. When the lid 5 is attached as shown in the figure, the two types of batteries are connected via the connection terminals 14 and 15.
1 and 2 can be connected in parallel, and by removing the lid 5, the rectangular battery 1 can be slid in the axial direction and inserted and removed.

Effects As described above, the battery connection device of the present invention can be used in a cabinet in which two types of batteries, a square type and a cylindrical type, are stored in a straight line, respectively. A single common hole, a cover detachably provided in the cabinet to cover the hole, and one electrode of each of the two types of batteries provided in a space covered by the cover. And a connection terminal configured to be connected to the connection terminal, and the connection terminal is configured such that one of the terminals is rotatable so that the battery in contact with the rotatable terminal is connected to the battery through the hole. It is configured so that it can be inserted and removed in the axial direction, and the other battery that is in contact with the fixed terminal can be inserted and removed from above the connection terminal through the above-mentioned hole, so holes for inserting and removing two types of batteries are possible. What It can be formed as small as possible and does not reduce the strength of the cabinet, and is very effective as a battery connection device for storing two types of batteries.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a state in which a lid of a battery connecting device according to a first embodiment of the present invention is removed, FIG. 2 is a perspective view showing a state in which a rectangular battery is inserted and removed, and FIG. FIG. 4 is a partially cutaway perspective view showing a second embodiment of the present invention, FIG. 5 (a) is a cutaway front view of the same part, and (c) is a cutaway side view of the same part. FIG. 6 is a perspective view showing an embodiment of a conventional battery connection device. DESCRIPTION OF SYMBOLS 1 ... Rectangular battery, 2 ... Cylindrical battery, 3 ... Cabinet, 4 ... Hole, 5 ... Lid, 6 ... Connection terminal, 7 ...
A first connection terminal, 8... A second connection terminal, 9.
10 ... cover.

Claims (3)

(57) [Claims] 1. A cabinet in which two types of batteries of a square type and a cylindrical type are stored in a straight line, and each has a common hole formed at a corner of the cabinet and through which the batteries can be individually inserted and removed. A lid provided detachably on the cabinet to cover the hole, and a connection terminal provided in a space covered by the lid and configured to be connected to one electrode of each of the two types of batteries. The connection terminal is configured such that one of the terminals is rotatable so that the battery in contact with the rotatable terminal can be inserted and removed in the axial direction through the hole. A battery connecting device, wherein the other battery in contact with the fixed terminal can be inserted and removed from above the connection terminal through the hole. 2. The battery connection device according to claim 1, wherein the connection terminals include a first connection terminal connected to an electrode of the rectangular battery, and a second connection terminal connected to an electrode of the cylindrical battery. ,
And a support shaft rotatably connecting the engaging portions formed on the two terminals, and the prismatic battery can be taken out of the connected state by rotating the first connection terminal with the support shaft serving as a fulcrum. A battery connecting device configured to switch to a state. 3. A cabinet for accommodating two types of batteries, a square type and a cylindrical type, in a straight line, respectively, and a common hole formed in a corner of the cabinet and capable of individually inserting and removing the batteries. A lid provided detachably on the cabinet to cover the hole, and a connection terminal provided in a space covered by the lid and configured to be connected to one electrode of each of the two types of batteries. A first connection terminal that is held by the lid and forms a first contact portion that is in contact with an electrode of one of the two types of batteries, and an electrode of the other battery. A second connection terminal that is in contact with the second connection terminal, wherein the first connection terminal has a configuration in which a second contact portion having a shape that presses against the second connection terminal with a spring force when the lid is attached is formed. By attaching the lid to the cabinet Wherein the electrodes of the two types of batteries are connected to each other.