JPH0416365Y2 - - Google Patents

Description

[Detailed description of the invention] [Industrial application field] This invention provides an arm and a lock pin inside a portable device, and forms a lock release button at the top of the arm, one end of which protrudes from one side of the portable device. The device connection contacts of the two battery packs are formed vertically so that when the two battery packs are stacked one on top of the other, the device connection contacts of the two battery packs are connected at the same time, and the lock groove into which the lock pin is inserted is formed. By forming the battery pack at the bottom of the opposing surface and forming the device connection contact at the top of the opposing surface, the battery pack can be replaced while DC voltage is being supplied to the portable device. This invention relates to a fixed connection mechanism between a portable device and a battery pack that enables continuous use of the portable device for a long period of time.

[Conventional technology]

Portable devices such as video, audio, and cameras require DC power, and this DC power is supplied from a battery pack that is detachably fixed to and connected to the portable device. As a fixed connection mechanism for fixing and connecting a portable device and a battery pack, there is a type shown in FIG.
That is, a pack connection contact 11 is provided on one side 1A of a portable device 1, for example, a video camera body.
A pack fixing guide member 12A constituting the pack fixing member 12 is provided, and a lock release button 12B constituting the pack fixing member 12 is provided on the pack fixing guide member 12A. A device connection contact 21 is provided on the opposing surface 2A of the battery pack 2, which is opposite to the one side 1A, and a device fixing guide groove constituting the device fixing member 22 is provided on the side surface 2B perpendicular to the opposing surface 2A. 22A and lock groove 22
B is provided. Then, when the battery pack 2 is inserted into the portable device 1 from above, the battery pack 2 is guided by the pack fixing guide member 12A by inserting the pack fixing guide member 12A into the device fixing guide groove 22A, and is locked. Release button 12B and lock groove 2
2B, the portable device 1 is locked by the lock release button 12B and fixed to the portable device 1. At the same time, the device connection contact 21 comes into contact with the pack connection contact 11, and DC voltage is supplied from the device connection contact 21 to the portable device 1. Note that when the lock release button 12B is pressed, the lock groove 22B
The lock is released when the mating is released.

[Problem that the invention attempts to solve]

Conventionally, the battery pack 2 is used alone and supplies direct current voltage solely. Therefore, if the usage time of the battery pack 2 is shorter than the usage time of the portable equipment 1, the supply of DC voltage to the portable equipment 1 is interrupted to replace the battery pack 2, and the portable equipment 1 is continuously operated for a long time. There is a problem that usage is restricted.

This invention was made for the purpose of solving the problems of the prior art.

[Means for solving problems]

Means for solving the above problems will be explained below using FIG. 1 corresponding to the embodiment. In this invention, a pack connecting contact 11 and a pack fixing guide member 12A are formed on one side 1A, and a force is applied in the direction of the one side 1A while moving inside the portable device 1 in the direction of the one side 1A. A lock pin 15 is provided at the bottom of the arm 14 with one end protruding from the one side 1A, and a lock pin 15 is provided at the top of the arm 14 with one end protruding from the one side 1A.
A lock release button 12B is formed that protrudes from A, and when the two battery packs 2 are stacked one on top of the other, the device connection contacts 2 of the two battery packs 2 are formed.
Pack connection contacts 11 so that 1 is connected at the same time.
is formed vertically, and an opposing surface 2 facing one side 1A
A lock pin 15 is inserted into the lower part of the facing surface 2A of the battery pack 2, which is provided with a device connection contact 21 at A and a device fixing guide groove 22A on both sides of the side surface 2B perpendicular to the facing surface 2A. A lock groove 22B is formed, and a device connection contact 21 is formed on the upper part.

[Effect]

In this structure, after the device connection contact 21 of the battery pack 2 to be installed is connected to the pack connection contact 11, the device connection contact 21 of the battery pack 2 to be removed is separated from the pack connection contact 11. Therefore, the battery pack 2 can be replaced while the portable device 1 is being supplied with DC voltage.

〔Example〕

FIG. 1 is a diagram showing an embodiment of this invention.
In Figure 1, 1 is a portable device, 2 is a battery pack, 11 is a contact for connecting the pack, and 12B is a battery pack.
1 is a lock release button, 13 is a spring, 14 is an arm, 15 is a lock pin, 21 is a contact for connecting equipment, and 22B is a lock groove. The arm 14 is pivotally attached to the upper protrusion 1B inside the portable device 1, swings in the direction of the one side 1A, and is pulled in the direction of the one side 1A by the spring 13. On one side 1A of the portable device 1, there are a pack connection contact 11 and a pack fixing guide member 12.
A is formed.

The lock pin 15 is inserted into a pipe-like member 1C provided at the lower part of one side 1A of the portable device 1, and the other end is connected to the pin 16 and the vertical holes 16A and 16B provided at the other end and the lower part of the arm 14. It is provided at the lower part of the arm 14, and one end of the arm 14 is pulled by the spring 13, and the pipe-like member 1
When in contact with the other end of C, it protrudes from one side 1A.

The lock release button 12B is
Pipe-shaped member 1 provided on the top of one side 1A of
D, and the other end is inserted into the vertical holes 17A and 1 provided at the other end and the upper part of the arm 14.
7B and pin 17 on the upper part of the arm 14, and one end of the arm 14 is connected to one side surface 1 when the arm 14 is pulled by the spring 13 and is in contact with the other end of the pipe-like member 1D.
It sticks out from A.

The pack connection contacts 11 are formed vertically so that when the two battery packs 2 are placed one above the other, the device connection contacts 21 of the two battery packs 2 are connected at the same time. Note that when the device connection contacts 21 of the battery pack 2 to be removed are at the lowest position, the device connection contacts 21 of the battery pack 2 to be installed are at the top.
The device connection contact 21 can be made as short as possible. A pack connection contact 11 protrudes from one side 1A.

The lock groove 22B faces one side 1A of the portable device 1. Opposing surface 2 of battery pack 2
It is formed at the bottom of A. A lock pin 15 is inserted into the lock groove 22B.

The device connection contact 21 is formed on the upper part of the opposing surface 2A of the battery pack 2, and the device fixing guide groove 22A is formed on the side surface 2B perpendicular to the opposing surface 2A. In addition, device connection contact 2
1 protrudes from the opposing surface 2A.

When the battery pack 2 is not fixed or connected to the portable device 1, the arm 14 is
It is pulled in the direction of one side 1A by a spring 13 and is in contact with the other ends of the pipe-like members 1C and 1D, and one end of the lock release button 12B and the lock pin 15 protrudes from the one side 1A. Fixing the battery pack 2 to the portable device 1,
Connection is made by inserting the battery pack 2 into the portable device 1 from above. Upon insertion, the unlock button 12B comes into contact with the battery pack 2 and moves in a direction opposite to the one side 1A, causing the arm 14 to pivot. As a result, the lock pin 15 moves in the direction opposite to the one side surface 1A, and its one end no longer protrudes from the one side surface 1A. Guide groove 2 for securing equipment in battery pack 2
The pack fixing guide member 12A of the portable device 1 is inserted into the battery pack 2A, and the battery pack 2 is guided by the pack fixing guide member 12A and moves downward. The device connection contact 21 contacts and is electrically connected to the pack connection contact 11, and moves downward in this contact state. As the battery pack 2 moves, when the battery pack 2 and the lock release button 12B come out of contact, the arm 14 pivots in the direction of the one side 1A by the force of the spring 13. As a result, the lock release button 12B moves in the direction of the one side 1A, and one end of the lock release button 12B moves in the direction of the one side 1A.
protrude from At the same time, the lock pin 15 moves in the direction of one side 1A, and its one end is inserted into the lock groove 22B of the battery pack 2 to hold the battery pack 2. In this state, portable device 1
is used.

Next, a case will be described based on FIG. 2 in which the battery pack 2 that has been installed and used has been replaced with a new battery pack 2 because its output has decreased. When a new battery pack 2a is inserted into the portable device 1, the lock release button 12B moves in the direction opposite to the one side 1A due to contact with the new battery pack 2a. Due to the accompanying rotation of the arm 14 and movement of the lock pin 15 in the direction opposite to the one side 1A,
The lock groove 22B of the old battery pack 2b, whose output has decreased, and the lock pin 15 are no longer fitted, and the old battery pack 2b becomes free.
However, the device connection contact 21 is in contact with the pack connection contact 11, and the device fixing guide groove 22A is in contact with the pack fixing guide member 11.
A (not shown). When a new battery pack 2a is pushed down while maintaining this state, its device fixing guide groove 22A begins to be guided by the pack fixing guide member 12A (not shown), and its device connection contacts 21 are connected to the pack. It begins to touch contact point 11. At this time,
Device connection contact 21 of old battery pack 2b
is also in contact with the pack connection contact 11. Furthermore, when the new battery pack 2a is pushed down, the device fixing guide groove 22A of the old battery pack 2b comes off from the pack fixing guide member 12A (not shown), and its device connection contact 21 comes into contact with the pack connection contact 11. When the battery runs out, the old battery pack 2b is removed from the portable device 1. On the other hand, the new battery pack 2a
When there is no contact with the lock release button 12B, the arm 14 rotates and the lock pin 15 moves in the direction of the one side 1A, so that the lock pin 15 and the lock groove 22B fit together and are fixed to the portable device 1. .

In the above embodiment, the arm 14 is pivotally attached to the upper part of the interior of the portable device 1, and the spring 13
Although it is pulled by the spring 13, it may also be pushed by the spring 13. Further, as shown in FIG. 3, the arm 14 may be supported by a spring 13 mounted horizontally inside the portable device 1. In this case, the arm 14 is connected to the spring 1
3 in the direction of one side 1A and is pushed, but it may also be pulled by the spring 13. The arm 14, the lock release button 12B, and the lock pin 15 can be formed integrally, eliminating the need for an assembly process. Further, as shown in FIG. 4, the arm 14 may be an elastic body, for example, a plate spring, and one end thereof may be fixed to the upper part of the inside of the portable device 1. In this case, the arm 14 swings in the direction of one side 1A and is pushed.

The device connection contact 21 of the new battery pack 2a is the same as the device connection contact 11 of the portable device 1.
After being connected to the old battery pack 2b, the device connection contact 21 of the old battery pack 2b separates from the pack connection contact 11 of the portable device 1. Therefore, the battery pack 2 can be replaced while the portable device 1 is being supplied with DC voltage.

[Effect of idea]

As explained above, this invention provides an arm and a lock pin inside a portable device, and forms a lock release button at the top of the arm, one end of which protrudes from one side of the portable device.
When two battery packs are stacked one on top of the other,
The device connection contacts of each battery pack are formed vertically so that the device connection contacts of each battery pack are connected simultaneously, and a lock groove into which the lock pin is inserted is formed in the lower part of the opposing surface of the battery pack, and the device A connection contact is formed on the upper part of the opposing surface. Therefore, the battery pack can be replaced while DC voltage is being supplied to the portable device. Therefore, according to this invention, it is possible to use the portable device continuously for a long period of time.

[Brief explanation of drawings]

Fig. 1 shows an embodiment of this invention, in which a is an exploded perspective view, b is a cross-sectional view of the main part, and Fig. 2 is a view showing the replacement of a battery pack, and a is a diagram showing a new battery pack. Fig. 3 is a cross-sectional view of the main part showing the state in which the battery pack is inserted into the portable device, b is a cross-sectional view of the main part showing the state in which the old battery pack is removed from the portable device, and Figures 3 and 4 are the main parts of the portable device that constitutes this invention. FIG. 5 is an exploded perspective view showing the prior art.
1...Portable device, 2...Battery pack, 11...Pack connection contact, 12B...Lock release button, 13...Spring, 14...Arm, 15...Lock pin, 22B...Lock groove.

Claims (1)

[Claims for Utility Model Registration] 1. A pack connecting contact and a pack fixing guide member are formed on one side of the portable device, and as the pack moves in the direction of the one side, a force is applied in the direction of the one side. A locking pin having one end protruding from the one side is provided at the lower part of the arm, a lock release button having one end protruding from the one side is formed at the upper part of the arm, and two battery packs are provided. The battery pack connection contacts are formed vertically so that the device connection contacts of the two battery packs are connected at the same time when stacked one on top of the other, and the device connection contacts are provided on an opposing surface opposite to the one side. A lock groove into which the lock pin is inserted is formed in the lower part of the opposing surface of the battery pack, and a guide groove for device fixing is provided on both sides perpendicular to the opposing surface. A fixed connection mechanism 2 between a portable device and a battery pack that forms a contact point for a portable device.An arm is pivotally attached to the upper part of the inside of the portable device and swings in the direction of one side, while applying force in the direction of the one side by a spring. A fixed connection mechanism 3 between a portable device and a battery pack according to claim 1 of the utility model registration claim, in which the arm is supported by a spring installed horizontally inside the portable device and extends in the direction of one side. Fixed connection mechanism 4 between a portable device and a battery pack according to claim 1, wherein the arm is an elastic body and a force is applied by the spring in the direction of the one side surface. A fixed connection mechanism between a portable device and a battery pack according to claim 1, which is fixed to the upper part of the inside of the device, swings in the direction of one side, and is pushed in the direction of the one side.