JPH0414752A - Battery case - Google Patents

Abstract

PURPOSE:To reduce an unnecessary space and downsize an electronic machine by cutting a power source with a plus terminal pressed or released directly. CONSTITUTION:A switching member 22 of a pressing means 14 is pressed in a direction of an arrow X to have a pressing board 17 and a pressing protrusion 19 rotated with a shaft 18 as the center, to have a spring-like part 7 compressed and to have a plus terminal 3 of a battery 2a separated from a fixed part 6 of a contact 5 to cut between a minus terminal 12 and a plus terminal 13, so that a power source can be cut off. On the contrary, when the switching member 22 is slid in an opposite direction, the plus terminal 3 is brought into contact with the fixed part 6 of the contact 5 due to repulsive elasticity of the spring-like part 7 of the contact 5 to have the minus terminal 12 connected to the plus terminal 13, and power can be supplied with the power source in contact.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a battery case used in electronic equipment and the like.

Prior Art FIG. 3 shows the structure of a conventional battery case. As shown in FIG. 3, a plastic case 51 is configured to be openable and closable with a lid (not shown), and has a plurality of batteries 52 (six in the illustrated example), whose positive terminals 53 and negative terminals 54 are connected alternately. The size is set so that it can be stored upside down. A contact 55 is supported on the inner side of the opposing long sides of the case 51 and contacts the positive terminal 53 and the negative terminal 54 of the adjacent battery 52 . Each contactor 55 is made of a spring material, and has a fixed portion 56 formed on the negative side that contacts the positive terminal 53, and a spring-like portion 57 that contacts the negative terminal 54 on the other side. Contacts 58 and 59 are supported on both sides of one long side of the case 51. The contact 58 has a negative terminal 5 of the battery 52 at one end on one side.
A spring-like portion 60 is formed on one side of the contactor 59, and a fixing portion 61 is formed on one side of the contactor 59. A slide switch 62 is attached to one short side of the case 51, the other side of the contact 58 is connected to the negative terminal 63 of the slide switch 62, and the other side of the contact 59 is connected to the positive terminal 64 of the slide switch 62. ing.

The operation of the above configuration will be described below.

Connect six batteries 52 to their positive terminals 53 and negative terminals 5.
4 are housed in the case 51 in alternately opposite directions, and are brought into contact with the fixed portion 56 and spring-like portion 57 of each contact 55 across the positive terminal 53 and negative terminal 54 of the adjacent battery 52, - Negative terminal 54 of battery 52 at side end
is brought into contact with the spring-like part 60 of the contactor 58, and the positive terminal 53 of the battery 52 at the other end is brought into contact with the fixed part 61 of the contactor 59. For example, by sliding the knob 65 of the slide switch 62 in the direction of arrow A, it is possible to connect the negative terminal 63 and the positive terminal 64 to supply power, and by sliding the knob 65 in the opposite direction of arrow B. By moving the terminal, the negative terminal 63 and the positive terminal 64 can be cut off, and the power source can be cut off.

Problems to be Solved by the Invention However, in the conventional configuration as described above, the slide switch 62 for connecting the power supply attached to the case 51 has to be large to a certain extent in order to improve the reliability of its internal contact structure. It requires Therefore, a large amount of wasted space must be taken up within the electronic device, making it impossible to downsize the electronic device. Furthermore, since the number of contact points for connecting the power supply increases, there are problems such as poor reliability.

The present invention solves the problems of the prior art as described above, and improves reliability by directly pressing or releasing the positive terminal of the battery to connect the power source. The object of the present invention is to provide a battery case that reduces wasted space and allows electronic devices to be made smaller.

Means for Solving the Problems In order to achieve the above object, the present invention includes a case, and a fixed part and a spring-like part provided in the case, which span the positive and negative terminals of adjacent batteries, respectively, and are in contact with each other. The positive terminal of one of the batteries is pressed against the elasticity of the spring-like part of the contact, which is supported by the contact and the case and is in contact with the negative terminal of one of the batteries. It is equipped with a pressing means for separating the contactor from the fixed part or releasing the pressing force on the battery.

The pressing means includes a pressing plate whose base is rotatably supported by the case and has an engaging portion at its tip, and a protrusion for pressing the positive terminal of the battery that is integrally provided inside the pressing plate. a retaining part formed on the case to prevent the engaging part of the pressing plate from coming off; and a retaining part that is slidably supported by the pressing plate and rotates the pressing plate and the pressing protrusion, By sliding the positive terminal while being pressed, the engaging portion at the end is engaged with the inside of the retaining portion to prevent it from coming off, thereby holding the pressing plate and the pressing protrusion in the pressed state. , by sliding in the opposite direction to the above,
The engaging portion may be disengaged from the retaining portion, and may include a switching member that releases the pressing state of the pressing plate and the pressing protrusion.

Therefore, according to the present invention, the positive terminal of the battery is pressed by using the pressing means against the elasticity of the spring-like portion of the contact that is in contact with the negative terminal side of the battery. The power can be turned off by detaching the contact from the fixed part, and conversely, by releasing the pressing force on the battery, the contact that is in compressed contact with the negative terminal side of the battery can be turned off. The resilient force of the spring-like part of the child returns the contact, and the positive terminal can be brought into contact with the fixed part of the contact to connect the power source.

EXAMPLES Hereinafter, examples of the present invention will be described with reference to the drawings.

1(a), (bl) and FIG. 2(a), (bl) show battery cases in one embodiment of the present invention;
) is a partially cutaway plan view with the power connected, Figure 1 (bl is a partially cutaway front view of Figure 1 (a), and Figure 2 (a) is a partially cutaway plan view with the power turned off. Figure, Figure 2 (bl is Figure 2 (a)
) is a partially cutaway front view of.

As shown in FIGS. 1(a), (bl) and FIGS. 2(a), (bl), a plastic case 1 is configured to be openable and closable with a lid (not shown), and a plurality of batteries 2 (not shown) can be opened and closed. In the example shown, the batteries are sized so that they can be stored with their positive terminals 3 and negative terminals 4 facing in opposite directions.On the inside of the opposing long sides of the case 1 are the positive terminals 3 of the adjacent batteries 2. A contact 5 is supported that straddles and contacts the negative terminal 4. Each contact 5 is made of a spring material, and has a fixing portion 6 that contacts the positive terminal 3 on the negative side, and a negative terminal 4 on the other side. A spring-like portion 7 is formed in contact with the case 5. Contacts 8.9 are supported on both sides of one long side of the case 5.

The contact 8 has a spring-like portion 1o formed on one side that contacts the negative terminal 4 of the battery 2 at one end, and the contact 9 contacts the positive terminal 3 of the battery 2 at the other end on one side. A fixed portion 11 is formed.

A negative terminal 12 and a positive terminal 13 are attached to one short side of the case 1, and a contact 8 is attached to the negative terminal 12.
The other side of the contact 9 is connected to the positive terminal 13 . Any battery 2a among the batteries 2 above
A pressing means 14 is provided for pressing or releasing the positive terminal 3 side of the contactor 5 against the elasticity of the spring-like portion 7 of the contactor 5 that is in contact with the negative terminal 4 side. This pressing means 14 will be explained below.

The terminals 12.13 are attached on one long side of the case 1, and the notches 15.13 are located near the short side on the opposite side. is formed, and the retaining part 16 is formed with a notch 15 on the outside of the center side.
It is protruded inside. The base of the pressing plate 17 is located in the notch 15 and is rotatably supported by a shaft 18 at the end of the case 1 opposite to the retaining part 16 . A projection 19 made of an insulating material for pressing the positive terminal 3 of the battery 2a is integrally provided on the inner surface of the central part of the pressing plate 17, and this pressing projection 19 is connected to the hole 20 formed in the case 1 and the contact It is inserted through the fixed part 6 of the child 5. An engaging portion 21 is formed at the tip of the pressing plate 17, and this engaging portion 21 is engaged with the inner surface of the retaining portion 16 to prevent it from coming off.

In this engaged state, the pressing force of the pressing protrusion 19 against the positive terminal 3 of the battery 2a is released, and the elasticity of the spring-like part 7 of the contact 5 in which the positive terminal 3 is in contact with the negative terminal 4 causes the contact 5 to Fig. 1(a),
(b)), the pressing plate 17 and the pressing protrusion 19
is rotated inward about the shaft 18, and the pressing protrusion 19
When the positive terminal 3 of the battery 2a is pressed against the elasticity of the spring-like part 7 of the contact 5 that is in contact with the negative terminal 4, the positive terminal 3 is released from the fixed part 6 of the contact 5. (see Fig. 2(a), (bl)).

A switching member 22 is provided on the outer surface of the pressing plate 17, and this switching member 22 is connected to the pressing plate 1 by holding frames 23 on both sides thereof.
It is held by both longitudinal edges of 7 and is slidably supported. An engaging portion 24 is formed at the end of the switching member 22, and the engaging portion 21 of the pressing plate 17 is engaged with the inner surface of the retaining portion 16 as described above, that is, the battery is 2a is released and its positive terminal 3 is in contact with the fixing part 6 of the contactor 5, the engaging part 24 is engaged with the retaining part 16.
(see FIG. 1(a)), and the pressing plate 17
In a state in which the engaging portion 21 of is detached from the inner surface of the retaining portion 16, that is, in a state in which the battery 2a is pressed as described above and its positive terminal 3 is detached from the fixing portion 6 of the contact 5. By sliding against the pressing plate 17, the engaging portion 24 is engaged with the inner surface of the retaining portion 16 (see FIG. 2).
(see a)), the battery 2a is set so that the pressed state is maintained.

In the above configuration, its operation will be explained below.-0 As shown in Fig. 1(a) and (bl), six batteries 2 are connected so that their positive terminals 3 and negative terminals 4 are alternately oriented in opposite directions. The positive terminal 3 and the negative terminal 4 of the battery 2 adjacent to the fixed part 6 and the spring-like part 7 of each contactor 5 are contacted by straddling the case 1, and the negative terminal 4 of the battery 2 at the negative end is brought into contact with the spring-like part 10 of the contactor 8, and the positive terminal 3 of the battery 2 at the other end is brought into contact with the fixed part 11 of the contactor 9.Then, the switching member 22 of the pressing means 14 is pressed in the direction of the arrow X. Then, while keeping the pressed state, it is slid in the direction of the arrow Y. First, as the pressure is applied in the direction of the arrow X, as shown in FIG.
a), (as shown in bl), the press plate 17 and the press protrusion 19 are rotated around the shaft 18, and the positive terminal 3 of the battery 2a is connected to the spring-like shape of the contact 5 that is in contact with the negative terminal 4. The spring-like part 7 is compressed by pressing against the elasticity of the part 70, and the positive terminal 3 of the battery 2a is separated from the fixed part 6 of the contact 5, thereby cutting off the negative terminal 12 and the positive terminal 13.
Power can be cut off. As the switching member 22 continues to slide in the direction of arrow Y, its engaging portion 24 engages with the inner surface of the retaining portion 16, as shown in FIGS. The protrusion 19 can be maintained in the pressed state, that is, in the power-off state.

On the contrary, the switching member 22 is
By sliding the engaging portion 24 in the direction and returning it to its original position to disengage the engaging portion 24 from the retaining portion 16, the pressing plate 17
Then, the pressing force applied to the battery 2a by the pressing protrusion 19 is released. Accordingly, as shown in FIG. 1(a), Tb), the battery 2a is returned to its original position by the repulsive force of the spring-like part 7 of the contact 5 which is in compressed contact with the negative terminal 4 side, and the positive The terminal 3 is brought into contact with the fixed part 6 of the contactor 5 to connect the negative terminal 12 and the positive terminal 13, and the power can be connected to supply power.

Effects of the Invention As described above, according to the present invention, by using a pressing means to press the positive screw side of the battery against the elasticity of the spring-like part of the contact that is in contact with the negative terminal side, The power can be turned off by removing the positive terminal of the battery from the fixed part of the contact, and conversely, by releasing the pressing force on the battery, the battery can be contacted in a compressed state with the negative terminal side. The resilient force of the spring-like part of the contactor causes the contactor to return to its original position, and the positive terminal can be brought into contact with the fixed part of the contactor to connect the power supply. In this way, since the positive terminal side of the battery is directly pressed or released to connect the power source, reliability can be improved.

In addition, since the pressing means only presses and releases the positive terminal side of the battery, the amount of protrusion of the case can be reduced, thereby reducing wasted space and making electronic equipment more compact. can.

[Brief explanation of the drawing]

Fig. 1(a), (bl) and Fig. 2(a), (bl) show the battery case in one embodiment of the present invention (7), and Fig. 1(a) is a partial cutaway of the state in which the power supply is connected. Plan view, Figure 1 (b
l is a partially cutaway front view of Fig. 1(a), Fig. 2(a) is a partially cutaway plan view with the power turned off, Fig. 2(bl is a partially cutaway of Fig. 2(a)) The front view and FIG. 3 are partially cutaway plan views showing the battery case in the conventional example.■...Case, 2.2a...Battery, 3...Positive terminal, 4...Minus terminal, 5... Contact, 6...
・Fixed part, 7... Spring-like part, 8.9... Contact, 1
2...Minus terminal, 13...Positive terminal, 14...
. . . Pressing means, 16 . . . Retaining portion, 17 . . . Pressing plate, 19 . . . Engagement part.

Claims (2)

[Claims] (1) A case, a contact provided in the case, spanning the positive terminal and negative terminal of an adjacent battery, and having a fixed part and a spring-like part in contact with each other, and a contact element supported by the case and connected to one of the batteries Press the positive terminal side of the battery against the elasticity of the spring-like part of the contactor that is in contact with the negative terminal side, and release the positive terminal of the battery from the fixed part of the contactor, or release the pressing force of the battery. and a pressing means for releasing the battery case. (2) The pressing means includes a pressing plate whose base is rotatably supported by the case and has an engaging portion at the tip, and a protrusion for pressing the positive terminal of the battery that is integrally provided inside the pressing plate. , a retaining part formed on the case to prevent the engaging part of the pressing plate from coming off; By sliding the positive terminal in a pressed state, the engaging portion at the end is engaged inside the retaining portion in a retaining state, and holds the pressing plate and the pressing protrusion in a pressed state; The battery according to claim 1, further comprising a switching member that releases the pressing state of the pressing plate and the pressing protrusion by causing the engaging portion to separate from the retaining portion by sliding in the opposite direction. Case.