JPH0492361A - Cell connecting device - Google Patents

Abstract

PURPOSE:To form the smallest hole possible for taking out and putting in two cells, and to prevent the loss of the strength of a cabinet, by making movable connecting terminals, and composing the cabinet so as to take out and put in at least one of both cells in the axial direction of the cell. CONSTITUTION:In the condition where an elastic locking piece 10 is locked to a locking member 13, a cathode 1a of a housed square cell 1 is contacted to the projection 7a of a cathode terminal 7, and in the condition where this locking is release and a cover 10 (that is a contact terminal) is rotated, the square cell 1 can be slid in the axial direction. As a result, in the condition where the cover 10 is locked, both cells 1 and 2 are in the housed and connected condition, when, the cylindrical cell 2 can be taken out or put in. On the other hand, in the condition the locking of the cover 10 is released and rotated, the square cell 1 can be taken out and put in the axial direction as shown by imaginary lines in figure 1 and 2.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a battery connection device for electronic devices such as portable type radio receivers and tape recorders.

BACKGROUND OF THE INVENTION A conventional battery connection device will be described below with reference to the drawings. FIG. 6 is a perspective view showing a conventional battery connecting device. In the figure, 31 is a square battery, 32 is a cylindrical battery, 33 is a cabinet, 34 is a battery box and printed board block, 35 is a connection terminal to which the anode 32a of the cylindrical battery 32 is connected, and 36 is a square battery. 31 is a connection terminal to which the anode 31a is connected, and 37 is a lid.

To insert or remove each of the above batteries 31 and 32, first remove the lid 37, then in the case of the square battery 31, hook the anode 31a side of the square battery 31 and lift it up, and in the case of the cylindrical battery 32, remove it. Similarly, the anode 32a side of the cylindrical battery 32 is hooked and raised.

Problems to be Solved by the Invention However, in such conventional battery connecting devices, since the batteries are arranged orthogonally, the hole for taking out the batteries becomes large, which reduces the strength of the device cabinet. There was a problem with it dropping.

In view of these conventional problems, the present invention has been developed to provide holes through which the two types of batteries, square and cylindrical, can be inserted and removed at the corners of a cabinet that accommodates the two types of batteries orthogonally. The purpose of this invention is to provide a battery connecting device that is made as small as possible without reducing the strength of the cabinet.

Means for Solving the Problems In order to solve the above problems, the battery connection device of the present invention includes:
In a corner of a cabinet in which two types of batteries, a square type and a cylindrical type, are housed orthogonally, a common hole formed in the corner of the cabinet and through which both the batteries can be inserted and extracted individually; A lid removably provided on the cabinet to cover the hole, and a connecting terminal provided in the space covered by the lid for connecting the two types of batteries, the connecting terminal being movable and The structure is such that at least one of the two batteries can be inserted and removed in the axial direction of the battery.

Function: Due to the above-described configuration, the battery connecting device of the present invention can insert and remove two types of batteries, square and cylindrical, through one insertion/extraction hole. Since the battery can be inserted and removed in the axial direction by moving the connecting terminal, the hole for inserting and removing the battery can be made as small as possible.

EXAMPLE Hereinafter, an example of the battery connecting device of the present invention will be described with reference to the drawings. 1 to 3 show examples of the battery connecting device according to the first embodiment of the present invention, FIG. 1 is a perspective view showing how to insert and remove a cylindrical battery, and FIG. 2 is a perspective view of a cylindrical battery. FIG. 3 is a partially cutaway front view of the main parts.

In the figure, 1 is a square battery, 2 is a cylindrical battery, and 3 is a cabinet that stores both batteries 1.2.
．． 2 are housed in a corner of the cabinet 3 so as to be perpendicular to each other, and a hole 4 is formed in this corner for insertion and removal of both batteries, and this hole 4 is covered with a lid 5. It has become. A space inside the cabinet 3 covered by the lid 5 is provided with a connecting terminal 6 configured to connect both the batteries 1.2, and the connecting terminal 6 connects the two types of batteries in parallel. The connecting terminal 6 is movable to connect at least one of the two batteries (prismatic battery 1 in the embodiment).
The battery is configured so that it can be inserted and removed in the axial direction of the battery.

The connection terminal 6 is (as shown in detail in Fig. 3)
It has a first connection terminal 7 connected to the prismatic battery 1 and a second connection terminal 8 connected to the cylindrical battery 2,
Both terminals 7.8 are connected by a support shaft 9 and are rotatable. The first connection terminal 7 forms a protrusion 7a that contacts the anode 1a of the square battery 1 and an engagement portion 7b for the support shaft 9, and a cover 10 is attached to the first connection terminal 7. On the other hand, the second connection terminal 8 is supported by a support part 11 integrated with the cabinet 3, and has a protrusion 8a that contacts the anode 2a of the cylindrical battery 2, and an engagement part 8b for the support shaft 9. , and a terminal portion 8C connected to a predetermined terminal on the printed circuit board 12. Therefore, the anode 1a of the square battery 1 and the anode 2 of the cylindrical battery 2
a are both connected to predetermined terminals on the same printed circuit board, and are connected in parallel.

The cover 10 serves as a knob when rotating the connection terminal 7 about the support shaft 9, and the cover 10 has an elastic locking member that is locked in a locking portion 13 that is integral with the cabinet 3. It forms a piece 10a. Here, when the elastic locking piece 10a is locked to the locking part 13, the anode 1a of the housed square battery 1 is in contact with the protrusion 7a of the connecting terminal 7, and the locking is released. When the cover 10 (that is, the connection terminal 7) is rotated (the state indicated by the imaginary line in FIGS. 2 and 3), the square battery 1 can be slid in the direction of its axis.

Therefore, in the first embodiment as described above, when the cover 10 is locked, both batteries 1.2 are housed and connected as shown by solid lines in FIGS. 1 and 3. At this time, the cylindrical battery 2 can be inserted and removed as shown by the broken line in FIG. 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 imaginary lines in FIGS. 2 and 3.

Next, a second embodiment of the battery connecting 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 both a square battery and a cylindrical battery are inserted, Fig. 5(b) is a front cross-sectional view, and (C) is a side cross-sectional view. .

In this embodiment, the first connection terminal 14 is held on the lid 5, and the second connection terminal 15 is locked on a locking part 16 that is integrated with the cabinet 3 to connect both batteries 1 and 2. It is something. That is, the first connection terminal 14 includes a holding part 14a held by a screw 17 to the lid 5, a contact part 14b to the anode 1a of the square battery 1, and a contact part 14b to the second connection terminal 15 by a spring force. A contact portion 14c is formed. On the other hand, the second connection terminal 15 has a contact portion 15a connected to the anode 2a of the cylindrical battery 2, and a contact portion 14c connected to the anode 2a of the cylindrical battery 2.
A contact portion 15b is contacted with the contact portion 15b, and a terminal 15C is connected to a predetermined terminal of the printed circuit board 12. As shown in the figure, when the lid 5 is attached, the two types of batteries 1.2 can be connected in parallel via the connection terminals 14.15, and by removing the lid 5, the two types of batteries 1.2 can be connected in parallel. The type battery 1 can be inserted or removed by sliding it in its axial direction.

Effects As explained above, the battery connection device of the present invention is formed at the corner of a cabinet in which two types of batteries, square and cylindrical, are housed orthogonally. Common 1 that allows batteries to be inserted and removed individually
a hole, a lid removably provided on the cabinet to cover the hole, and a connection terminal provided in the space covered by the lid for connecting the two types of batteries, Since the connection terminal is movable so that at least one of the batteries can be inserted and removed in the axial direction of the battery, the holes for inserting and removing the two types of batteries are made as small as possible, and the cabinet It is possible to prevent the strength from decreasing, and is very effective as a battery connection device that accommodates two types of batteries.

[Brief explanation of drawings]

Fig. 1 is a perspective view of the battery connecting device according to the first embodiment of the present invention with the lid removed, Fig. 2 is a perspective view showing the state in which the same square battery is inserted and removed, and Fig. 3 is the same part. 4 is a partially cutaway perspective view showing the second embodiment of the present invention, FIG. 5A is a partially cutaway front view of the same, and FIG. 5C is a partially cutaway side view of the same. FIG. 6 is a perspective view showing an embodiment of a conventional battery connecting device. DESCRIPTION OF SYMBOLS 1... Square battery, 2... Cylindrical battery, 3... Cabinet, 4... Hole, 5... Lid body, 6... Connection terminal, 7... First Connection terminal, 8...Second connection terminal, 9...Spindle, 10...Name of cover agent Patent attorney Shige Takashi Awano and one other person Fig.

Claims (3)

[Claims] (1) In the corner of a cabinet that stores two types of batteries, square and cylindrical, at right angles, a common hole is formed in the corner of the cabinet and allows the two types of batteries to be inserted and removed individually. and a lid removably provided on the cabinet to cover the hole, and a connection terminal provided in the space covered by the lid to connect the two types of batteries, and the connection terminal is movable. A battery connecting device characterized in that it is configured such that at least one of the two batteries can be inserted and removed in the axial direction of the battery. (2) In the battery connection device according to claim 1, connection terminals are formed on the first connection terminal connected to the square battery, the second connection terminal connected to the cylindrical battery, and both terminals. and a support shaft for rotatably connecting the engaging portion, and the square battery is configured to be connected and removed by rotational movement of the first connection terminal using the support shaft as a fulcrum. Characteristic battery connection device. (3) In the battery connection device according to claim 1, the first connection terminal is held on the lid, one of the first connection terminals is used as a contact portion for the anode of the prismatic battery, and the other is used as a contact portion for the anode of the cylindrical battery. The two types of batteries can be connected in parallel via the first and second connection terminals by attaching the lid as a contact portion that presses against the second connection terminal connected to the anode of the battery using a spring force. A battery connection device characterized in that it is configured to.