JPH08255606A - Electronic equipment - Google Patents

Abstract

PURPOSE: To easily remove a secondary battery to scrap by removing a cover for covering the opening part of a case 1 in the case where a terminal pin is inserted into a pin receptacle. CONSTITUTION: A pair of holes 12, 13 for terminal and a pair of pin receptacles 14, 15 are provided adjacent to each other on a printed board 9. A pair of terminal pins 19, 20 are connected to a secondary battery 16 for holding memory. Each terminal pin 19, 20 can be inserted into each terminal holes 12, 13 and soldered to the printed board 9, and each terminal pin 19, 20 can be inserted into each pin receptacle 14, 15.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to electronic equipment such as disk recorders, tape recorders and radio receivers.

[0002]

2. Description of the Related Art Conventionally, various electronic devices such as a disk recorder device, a tape recorder device and a radio receiver have been proposed.

Some of such electronic devices have a built-in clock indicating the current time. Further, such an electronic device has a memory (so-called resume memory) for storing the operation state when the operation is stopped, and when the operation is resumed, the operation state stored by the memory is continued. There is one configured as.

As described above, in the electronic device having the clock and the resume memory, the backup power source for maintaining the operation of the clock and the memory holding state of the resume memory even when the operation is stopped or the power source for the operation is cut off. It is equipped with a backup battery.

The backup battery is provided separately from the operating battery which supplies power for operation. In a so-called portable electronic device, a so-called AA type dry battery (primary battery) or a rechargeable secondary battery having a size close to this is used as the operating battery, and a so-called coin battery is used as the backup battery. There are many things to do.

As the backup battery, an electronic device constructed by using a rechargeable secondary battery such as a vanadium lithium battery or a manganese lithium battery has been proposed.

When a rechargeable secondary battery is used as the backup battery, the backup battery is always charged by the power supplied from the operating battery, and therefore the backup battery does not need to be replaced, which causes labor for battery replacement. Never.

In addition, in the electronic equipment, a mechanism for accommodating and connecting the backup battery in a replaceable manner is unnecessary, and the structure can be simplified. That is, the backup battery, which is a rechargeable secondary battery, can be directly soldered onto a printed circuit board that constitutes an electronic device.

Further, in an electronic device having a backup battery which is a rechargeable secondary battery, it is possible to design on the assumption that a backup power source is supplied.

[0010]

By the way, in the electronic equipment as described above, for example, when the electronic equipment is discarded, and even in the normal use state, the battery provided in the electronic equipment is provided. It may be required by law or ordinance that all the components can be easily removed.

Here, the state of being easily removable refers to a state of being removable by a general user by himself, without requiring special tools, tools or techniques.

If the backup battery is directly soldered on the printed circuit board, the structure of the electronic device can be simplified, but it cannot be easily removed.

Therefore, even if the electronic equipment is the same model, the backup battery is directly soldered onto the printed circuit board, and the backup battery can be easily removed. It becomes necessary to manufacture two types of configurations, i.e.

As described above, it is necessary to manufacture a plurality of types of the same model, which causes complexity in the manufacturing process.

Therefore, the present invention is proposed in view of the above circumstances, and a configuration in which the backup battery is directly soldered onto the printed circuit board without complicating the manufacturing process, and the backup battery It is an object of the present invention to provide an electronic device capable of manufacturing two types of configurations, that is, a configuration that can be easily removed.

[0016]

In order to solve the above problems and achieve the above objects, an electronic apparatus according to the present invention includes an always-energizing circuit block that requires power supply even when operation is stopped, and this always-energizing circuit. The block is provided with a backup battery that supplies backup power, and the backup battery has a pair of pin-shaped terminals correspondingly attached to each of the positive and negative electrode parts, and power is supplied through these pin-shaped terminals. It is a thing.

Further, the electronic apparatus according to the present invention includes an always-energizing circuit block that needs to be supplied with power even when the operation is stopped, a can-shaped main surface portion which is one electrode portion and the other main surface portion, A backup battery whose peripheral surface portion is the other electrode portion and supplies backup power to the always-energized circuit block, and the backup battery which is attached corresponding to each electrode portion of the backup battery serves as a terminal for supplying power. The backup battery includes a pair of pin-shaped terminals, and one of the pin-shaped terminals attached to one of the electrode portions of the backup battery is provided substantially vertically to the one main surface portion of the backup battery. The other pin-shaped terminal attached to the other electrode part of the backup battery has the base end side along the other main surface part of the backup battery. One end extending toward one main surface portion side and being substantially parallel to the one pin-shaped terminal and being separated from the peripheral surface portion of the backup battery. Is.

Further, the electronic apparatus according to the present invention is such that an always-energizing circuit block that needs to be supplied with power even when the operation is stopped, a backup battery that supplies backup power to the always-energizing circuit block, and each electrode of the backup battery. A pair of pin-shaped terminals that are attached corresponding to the parts and serve as terminals for the backup battery to supply power, and a printed circuit board having a backup power supply conductor pattern to which each pin-shaped terminal of the backup battery is connected. The printed circuit board includes a pair of pin holes into which the pin terminals can be inserted, and a pair of pin receptacles into which the pin terminals can be inserted, on the backup power supply conductor pattern. And a pin receptacle mounting portion.

In the electronic apparatus according to the present invention, the always-energized circuit block that needs to be supplied with power even when the operation is stopped, the backup battery that supplies backup power to the always-energized circuit block, and each electrode of the backup battery. A pair of pin-shaped terminals which are attached corresponding to the parts and serve as terminals for the power supply of the backup battery, a printed circuit board having a backup power supply conductor pattern, and the printed power supply conductor pattern of the printed circuit board. A pair of pin receptacles that are attached and into which the pair of pin-shaped terminals are inserted correspondingly, an outer housing that accommodates the printed circuit board and the backup battery, and a position that corresponds to the backup battery The backup battery removal opening formed on the The backup battery includes a lid plate for closing the mouth portion, the lid plate is opened to open the backup battery removal opening, and the pin-shaped terminals are removed from the pin receptacles. ,
The backup battery is discharged to the outside of the outer casing through the opening for taking out the battery.

Further, the electronic apparatus according to the present invention is such that an always-energizing circuit block that needs to be supplied with power even when the operation is stopped, a backup battery that supplies backup power to the always-energizing circuit block, and each electrode of the backup battery. A pair of pin-shaped terminals which are attached corresponding to the parts and serve as terminals for the power supply of the backup battery, a printed circuit board having a backup power supply conductor pattern, and the printed power supply conductor pattern of the printed circuit board. A pair of pin receptacles that are attached and into which the pair of pin-shaped terminals are inserted correspondingly, an outer housing that accommodates the printed circuit board and the backup battery, and an operating power supply that is disposed in the outer housing. By opening and closing the battery case that houses the operating battery and the outer part of the outer housing that can be opened and closed A battery chamber lid that exposes the inside of the battery case to the outside of the outer casing, a backup battery removal opening formed in the battery case at a position corresponding to the backup battery, and the backup battery removal The backup battery includes a lid plate for closing the opening, and the backup battery is configured such that the battery chamber lid is opened and the lid plate is opened to open the backup battery taking-out opening. Is removed from each of the pin receptacles, and is discharged to the outside of the outer housing through the backup battery removal opening, the battery case, and the inside of the battery case.

[0021]

In the electronic device according to the present invention, the backup battery that supplies backup power to the always-energized circuit block that requires power supply even when the operation is stopped has a pair of pin-shaped terminals corresponding to the positive and negative electrode portions. Since it is attached and power is supplied through these pin-shaped terminals, reliable conduction can be obtained with respect to the conductor pattern of the printed board.

In the electronic device according to the present invention,
Supplying backup power to the always-energized circuit block that is configured in a can shape and one main surface part is one electrode part and the other main surface part and peripheral surface part are the other electrode parts, and power supply is required even when operation is stopped The one pin-shaped terminal attached to one electrode portion of the backup battery is provided substantially vertically to one main surface portion of the backup battery, and the other pin-shaped terminal attached to the other electrode portion of the backup battery. The pin-shaped terminal of the backup battery extends along the other main surface of the backup battery to the lateral side of the backup battery, and the tip end is bent to the one main surface of the backup battery. Since it is made substantially parallel to the terminals and separated from the peripheral surface of the backup battery,
A short circuit due to the contact of the other pin-shaped terminal with the one electrode portion is prevented.

Further, in the electronic device according to the present invention, a pair of pins attached to correspond to each electrode portion of the backup battery for supplying backup power to the always-energized circuit block that requires power supply even when the operation is stopped. In the printed circuit board having the backup power supply conductor pattern to which the pin-shaped terminals are connected, a pair of pin holes into which the pin-shaped terminals can be inserted and the pin-shaped terminals can be inserted on the backup power-supply conductive pattern. Since it has a pair of pin receptacle attachment parts to which a pair of pin receptacles can be attached, the backup battery can be directly attached, and the backup battery can also be attached via the pin receptacle. .

In the electronic apparatus according to the present invention, the backup battery that supplies backup power to the always-energized circuit block that requires power supply even when the operation is stopped is formed on the outer housing by opening the cover plate. The backup battery removal opening is opened, and the pin-shaped terminal attached to the backup battery is pulled out from the pin receptacle mounted on the printed circuit board, so that the backup battery removal opening is opened. Since it is discharged to the outside of the housing, it can be easily separated from this electronic device and discarded when it is discarded.

Further, in the electronic device according to the present invention, the backup battery that supplies the backup power to the always-energized circuit block that requires the power supply even when the operation is stopped, opens the battery chamber lid and opens the lid plate. The backup battery removal opening formed by covering the battery case is opened, and the pin-shaped terminal attached to the backup battery is removed from the pin receptacle mounted on the printed circuit board to remove the backup battery removal opening. Since it is discharged to the outside of the outer casing through the portion through the battery case, it can be easily separated from the electronic device and discarded when the electronic device is discarded. In addition, in this electronic device, the opening for taking out the backup battery does not appear on the outer surface of the outer casing during normal use.

[0026]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Specific embodiments of the present invention will be described below with reference to the drawings.

In this example, the electronic device according to the present invention is configured as a so-called portable recording / reproducing device. This recording / reproducing apparatus is an apparatus for recording and reproducing information signals such as music and voice using a recording disk such as an optical disk or a magneto-optical disk as a recording medium. The recording / reproducing device may be configured as a device that records and reproduces information signals by using a recording tape such as a magnetic tape as a recording medium.

As shown in FIG. 2, this electronic device has an outer casing 21. As shown in FIG. 24, this electronic device includes a mechanical deck block (MECHA DECK BLOCK) 42, a servo block (SERVO BLOCK) 43, and an audio block (AUDIO B) inside the outer casing 21.
LOCK) 44 and system controller block (SYSCON
BLOCK) 45.

The mechanical deck block 42 is an optical pickup device (OP) 4 for writing and reading information signals to and from a mounted recording disk (DISC) 47.
Eight. Also, this mechanical deck block 42
Has a magnetic head device (REC DRIVE) 46 for writing information signals on the recording disk 47 in cooperation with the optical pickup device 48.

Further, this mechanical deck block 42 is
A spindle motor (SPINDLE MOTER) 49 for rotating the recording disk 47 and a motor driver (MOTER DRIVE) for controlling the spindle motor 49.
R) 51, a sled motor (SLED MOTER) 50 for moving the optical pickup device 48 over the inner and outer circumferences of the recording disk 47, and a stepper motor (STEPPER MOTER) 52.

The stepper motor 52 is used for moving (elevating) the magnetic head device 46 and for locking the lid portion of the outer casing 21 in the closed state. The lid portion of the outer housing 21 is opened when the recording disk 47 is attached to and detached from the electronic device, and is locked in a closed state to lock the recording disk 47. Removal from the electronic device is prohibited.

The servo block 43 controls the magnetic head device 46 and, at the same time, the servo block 4
3 through the motor driver (MOTER DRIVER) 57, the optical pickup device 48, the sled motor 50
And the motor driver 5 in the mechanical deck block 42
Digital servo (DEGITAL SERVO) circuit 5 for controlling 1
Three. A read signal from the recording disk 47 is sent to the digital servo circuit 53 from the optical pickup device 48 via an RF amplifier (RF AMP) 56 in the servo block 43.

Further, the digital servo circuit 53 has
A signal compression circuit (ATRAC) 55 is connected. Also,
A memory (DRAM) 54 is connected to the signal compression circuit 55.

The audio block 44 transmits / receives an information signal to / from the signal compression circuit 55 by an analog / digital converter (ADA) 58.
have. The analog output from the analog-digital converter 58 is output via the line-out terminal 75.
It is output to the outside. The analog output is output to the outside via the electronic volume circuit (EVR) 59 and the headphone amplifier (HEADPHONE AMP) 60 and the headphone terminal 77.

Also, the analog-digital converter 5 is used.
A digital signal is input to line 8 from line-in terminal 78. Further, this digital signal is sent to the automatic gain controller (AGC) 61 and the electronic volume circuit (EV).
R) 62 through the analog-digital converter 5
Sent to 8.

Furthermore, the analog signal input through the microphone terminal 79 is input to the analog / digital converter 58, and the microphone signal (MIC AMP) 63, the auto gain controller (AGC) 61 and the electronic volume circuit (EVR) are input. Supplied via 62.

System controller block 45
Has a microcomputer (MICON) 69 for controlling the analog-digital converter 58, the signal compression circuit 55 and the digital servo circuit 53. A remote control terminal (REMOTE) 76 is connected to the microcomputer 69.

The microcomputer 69 has a display device (LCD) 74 and an input key (KEY) 73.
And the memory (EEPROM) is connected.

Furthermore, the microcomputer 69
Controls the stepper motor 52 via a stepper driver 67.

Then, this microcomputer 69
Drive power is supplied from a power block (MICON POWER) 70. The power block 70 is supplied with DC power from an external power supply terminal (DC-IN) 80,
This power source is supplied to the microcomputer 69 as a predetermined voltage (for example, 2.9V).

The external power supply terminal 80 has a charger circuit (CHARGE) 72 and the charger circuit 72.
Rechargeable operating battery (BATTERY) 27 that is charged via
Is connected. As the operating battery 27, a nickel-cadmium (Ni-Cd) battery, a nickel-hydrogen battery,
A lithium hydrogen battery, a lithium ion battery, or the like can be used. The operating battery 27 may be a so-called dry battery such as a manganese battery or an alkaline manganese battery, that is, a primary battery.

The operating battery 27 is a power supply circuit (D / D
The power is supplied to each part of the electronic device via the CONVERTER) 68. The power supply circuit 68 has various voltages (for example, 2.8 V and 4.75 V) depending on the circuit to which the power is supplied.
Outputs the drive power of.

The microcomputer 69 is connected to a real-time clock and resume circuit (RTC + RAM) 66, which is a constantly energized circuit block that requires power supply even when the operation is stopped. The real-time clock and resume circuit 66 is supplied with backup power from a backup battery (MnLi BATTERY) 16 to count the current time and store the operating state at the end of the operation of this electronic device. The backup battery 16 is a coin type, for example, manganese-lithium battery, and is a rechargeable secondary battery.

Then, as shown in FIG. 25, the backup battery 16 is charged by the external power supply terminal 80 or by the power supplied by the operating battery 27 through the power block 70. It

That is, the power source output from the power source block 70 passes through the first diode 84 as shown in FIG.
As indicated by the middle arrow A, it is supplied to the real-time clock and resume circuit 66. The power output from the power block 70 is the second diode 83.
And is supplied to the backup battery 16 via the resistor 85 to charge the backup battery 16.

When the power output from the power block 70 is cut off, the backup power supplied by the backup battery 16 is supplied via the third diode 86 as shown by arrow B in FIG. It is supplied to the real-time clock and resume circuit 66.

In the electronic device constructed as described above,
With the operating battery 27 fully charged or with DC power supplied to the external power supply terminal 80, the recording disk 47 is mounted on the mechanical deck block 42 and the input key 73 is pressed. By operating, it is possible to record and reproduce the information signal on the recording disk 47.

At this time, the display device 74 records,
Alternatively, various information such as the signal level and the track number regarding the information signal being reproduced is displayed.

The signal recorded on the recording disk 47 and the signal reproduced from the recording disk 47 are supplied to the microphone terminal 79 and the line-in terminal 7.
8, or input / output via the headphone terminal 77 and the line-out terminal 75.

The current time is counted by the real time clock and resume circuit 66. The operation state when the operation is stopped is stored by the real-time clock and resume circuit 66. Then, the microcomputer 69, when the operation is restarted, the real time clock and resume circuit 66.
The operation state at the time of the operation stop is continued based on the memory by.

The backup battery 16 is charged when the operating battery 27 is fully charged and when DC power is supplied to the external power supply terminal 80, and is output from the operating battery 27, or When the power supplied through the external power supply terminal 80 is cut off, backup power is supplied to the real-time clock and resume circuit 66.

Then, the outer casing 21 of this electronic apparatus
As shown in FIG. 3, has a battery case 1 located inside the outer casing 21. This battery case 1
Is formed into a substantially housing shape in which the side of the outer housing 21 facing the outer side is opened, and accommodates the operating battery 27.

As shown in FIGS. 8 to 16, the battery case 1 contacts the positive (+) terminal 34 that contacts the positive electrode of the operating battery 27 and the negative electrode of the operating battery 27-.
It has a (minus) terminal 36. Above + terminal 34
Is connected to the power supply terminal of the power supply block 70 via the cord 38. The negative terminal 36 is connected to the ground terminal of the power block 70 via a cord 37.

The outer casing 21 is provided with a battery chamber lid 22 that can open and close a part of the outer portion of the outer casing 21. The battery chamber lid 22 is positioned so as to close the opening formed in a part of the outer portion of the outer casing 21 corresponding to the battery case 1, and It is rotatably supported.

This battery chamber lid 22 is in the closed state.
The lock piece 23 locks the outer casing 21.

The battery chamber lid 22 is unlocked by the lock piece 23 and opened to expose the inside of the battery case 1 to the outside of the outer casing 21.

The backup battery 16 is, as described above, a coin type, for example, a manganese-lithium battery, which is a rechargeable secondary battery. As shown in FIGS. 1 and 3 to 5, the backup battery 16 is formed in a can shape, one main surface portion is a negative electrode which is one electrode portion, and the other main surface portion and the peripheral surface portion are the other. The positive electrode is an electrode part.

A pair of pin-shaped terminals 20 and 19 are attached to the positive and negative electrode portions of the backup battery 16 correspondingly, and power is supplied through the pin-shaped terminals 20 and 19.

Each of the pin-shaped terminals 20 and 19 has a plate-shaped portion 17 or 18 on the base end side. These flat parts 1
7, 18 are attached to the main surface of the backup battery 16 by so-called spot welding.
The pin-shaped terminals 20 and 19 are pin-shaped by rounding the tip end side portion thereof into a substantially cylindrical shape.

One of the pin-shaped terminals 20 attached to the negative electrode of the backup battery 16 is, as shown in FIG.
The tip side portion is bent perpendicularly to the flat plate-like portion 17 so that it is substantially perpendicular to the negative electrode of this backup battery.

Further, as shown in FIG. 4, the other pin-shaped terminal 19 attached to the positive electrode of the backup battery 16 has the flat plate-shaped portion 18 along the main surface portion of the backup battery 16. 19 of the backup battery 16 as shown in FIG. 19 as well as extending from the peripheral surface of the backup battery 16 as shown in FIG. They are separated by a predetermined distance indicated by arrow D.

A printed circuit board 9 in which electronic elements constituting the various electronic circuits described above are mounted in the outer casing 21.
Is stored. On the printed circuit board 9, the backup power supply conductor patterns 29 and 28 to which the pin-shaped terminals 20 and 19 of the backup battery 16 are connected are formed.

As shown in FIGS. 1 and 4, the printed circuit board 9 has the backup power supply conductor pattern 29,
28 has a pair of pin holes 13 and 12 into which the pin terminals 20 and 19 can be inserted. The distance between the pair of pin holes 13 and 12 is equal to the distance between the pin-shaped terminals 20 and 1 described above.
It is made equal to the interval between nine.

That is, the pair of pin holes 13 and 12
The pair of pin-shaped terminals 20 and 19 can be inserted into the corresponding parts. Then, each of the pin-shaped terminals 20,
Reference numeral 19 denotes each of the backup power supply conductor patterns 29,
It can be soldered to 28.

The printed circuit board 9 has a pair of pin receptacles 15 and 14 on which the pin-shaped terminals 20 and 19 can be inserted on the backup power supply conductor patterns 29 and 28. It has a pair of pin receptacle mounting holes 10 and 11 that serve as mounting portions. The distance between the pair of pin receptacle mounting holes 10 and 11 is equal to the distance between the pin terminals 20 and 19.

As shown in FIGS. 22 and 23, the pin receptacles 15 and 14 are integrally formed in a substantially cylindrical shape, and the pin-shaped terminals 2 are formed in the inner hole 40.
0 and 19 can be inserted. Inside the inner hole portion 40, a leaf spring-like member 41 is provided to prevent the pin-shaped terminals 20 and 19 inserted into the inner hole portion 40 from coming off.

These pin receptacles 15 and 14 are the pin receptacle mounting holes 10 of the printed circuit board 9,
11 is fitted in and is attached to the backup power supply conductor patterns 29, 28 by soldering.

That is, the pair of pin-shaped terminals 20 and 19 can be inserted into the pair of pin receptacles 15 and 14, respectively.

The pair of pin-shaped terminals 20 and 19 are
Also when inserted into the pin holes 13 and 12 and soldered to the backup power supply conductor patterns 29 and 28, the backup power supply conductor patterns 2 are also provided.
Each of the pin receptacles 1 attached to 9, 28
Even when it is inserted into the battery packs 5 and 14, the backup power supply supplied from the backup battery 16 is supplied to the backup power supply conductor patterns 29 and 28.

The pair of pin-shaped terminals 20 and 19 are
Whether to directly solder to the backup power supply conductor patterns 29 and 28, or to insert the backup power supply conductor patterns 29 and 28 into the pin receptacles 15 and 14 attached to the backup power supply conductor patterns 29 and 28 will be described later. It is selected depending on whether or not the backup battery 16 needs to be removed from this electronic device.

As shown in FIGS. 1, 3 and 5, the backup battery 16 is arranged at a position sandwiched between the bottom surface of the battery case 1 and the printed circuit board 9.

The outer casing 21 has a backup battery removal opening 2 at a position corresponding to the backup battery 16, that is, at the bottom surface of the battery case 1. The backup battery taking-out opening 2 has a circular portion substantially corresponding to the backup battery 16 and an enlarged portion 3 cut in a square shape toward the outer peripheral side from the circular portion. Is formed.

Opening 2 for removing the backup battery
Are closed by a lid plate 5. This cover plate 5 is shown in FIG.
As shown in FIG. 17, a thin seal-like member is used to form a circular portion corresponding to the circular portion of the backup battery extraction opening 2, and the enlarged portion extending outward from the circular portion. 3 and a projecting portion 6 projecting in a rectangular shape corresponding to No. 3.

The cover plate 5 is attached at its peripheral edge to the step-down portion 4 formed around the backup battery taking-out opening 2 with an adhesive material, and the backup battery taking-out opening 2 is formed. Is closed.

A cutout 8 is formed at the edge of the enlarged portion 3 of the backup battery removal opening 2. Further, a cutout portion 7 is formed at the tip edge portion of the projecting portion 6 of the lid plate 5 so as to correspond to the cutout portion 8. In the lid plate 5, a pin-shaped member is inserted between the cutout portion 8 and the cutout portion 7, and the protruding portion 6 is lifted in a direction in which it is separated from the battery case 1. It is easily peeled off from the part 4.

Therefore, in this electronic apparatus, the backup battery 16 has the pin-shaped terminals 20, 1
When 9 is inserted into each of the pin receptacles 15 and 14, the battery chamber lid 22 is opened, the lid plate 5 is opened, and the backup battery removal opening 2 is opened. The pin-shaped terminals 20, 19
Can be discharged to the outside of the outer casing 21 through the backup battery removing opening 2 through the battery case 1 through the backup battery removing opening 2.

The opening 2 for taking out the backup battery is not limited to the bottom surface of the battery case 1 as described above, but may be provided on the outer surface of the outer casing 21.

Further, as shown in FIGS. 6 and 7, the backup battery take-out opening 2 is closed by a flat plate portion connected to the battery case 1 via a thin rib portion. It may be that. The lid plate 5 is adhered to the flat plate portion. In this case, the lid plate 5
Is reinforced by the flat plate-shaped portion and is prevented from being bent toward the backup battery 16 side. When the lid plate 5 is opened, the flat plate portion is removed from the battery case 1 by cutting the rib portion.

It is also possible to form a supporting protrusion 30 on the side of the flat plate portion facing the backup battery 16 so that the supporting protrusion 30 is in contact with the backup battery 16.

In this case, the cover plate 5 is reinforced by the flat plate-like portion and the support protrusions 30, and the bending toward the backup battery 16 side can be prevented more reliably.

[0081]

As described above, in the electronic device according to the present invention, the backup battery that supplies the backup power to the always-energized circuit block that requires the power supply even when the operation is stopped has a pair of positive and negative electrode parts. Pin-shaped terminals are attached correspondingly, and power is supplied through these pin-shaped terminals.

Therefore, in this electronic device, the backup battery can obtain reliable conduction with respect to the conductor pattern of the printed circuit board.

In the electronic device according to the present invention,
Supplying backup power to the always-energized circuit block that is configured in a can shape and one main surface part is one electrode part and the other main surface part and peripheral surface part are the other electrode parts, and power supply is required even when operation is stopped The one pin-shaped terminal attached to one electrode portion of the backup battery is provided substantially vertically to one main surface portion of the backup battery, and the other pin-shaped terminal attached to the other electrode portion of the backup battery. Of the pin-shaped terminal of the backup battery extends along the other main surface of the backup battery to the lateral side of the backup battery, and the tip end is bent to the one main surface of the backup battery. The terminals are substantially parallel to the terminals and are separated from the peripheral surface of the backup battery.

Therefore, in this electronic device, a short circuit due to the contact of the other pin-shaped terminal with the one electrode portion is prevented.

Further, in the electronic device according to the present invention, a pair of pins attached to correspond to each electrode portion of the backup battery for supplying backup power to the always-energized circuit block that needs power supply even when the operation is stopped. In the printed circuit board having the backup power supply conductor pattern to which the pin-shaped terminals are connected, a pair of pin holes into which the pin-shaped terminals can be inserted and the pin-shaped terminals can be inserted on the backup power-supply conductive pattern. And a pair of pin receptacle mounting portions to which a pair of pin receptacles can be mounted.

Therefore, in this electronic apparatus, the backup battery can be directly attached to the printed circuit board, and the backup battery can be attached via the pin receptacle.

In the electronic apparatus according to the present invention, the backup battery that supplies the backup power to the always-energized circuit block that needs the power supply even when the operation is stopped is formed on the outer housing by opening the cover plate. The backup battery removal opening is opened, and the pin-shaped terminal attached to the backup battery is pulled out from the pin receptacle mounted on the printed circuit board, so that the backup battery removal opening is opened. It is discharged to the outside of the housing.

Therefore, in this electronic device, when the electronic device is discarded, it can be easily separated from the electronic device and discarded.

Furthermore, in the electronic apparatus according to the present invention, the backup battery that supplies backup power to the always-energized circuit block that requires power supply even when the operation is stopped, opens the battery chamber lid and opens the lid plate. The backup battery removal opening formed by covering the battery case is opened, and the pin-shaped terminal attached to the backup battery is removed from the pin receptacle mounted on the printed circuit board to remove the backup battery removal opening. It is discharged to the outside of the outer casing through the inside of the battery case via the section.

However, this electronic device can be easily separated from the electronic device and discarded when the electronic device is discarded. In addition, in this electronic device, the opening for taking out the backup battery does not appear on the outer surface of the outer casing during normal use.

That is, according to the present invention, the backup battery is directly soldered onto the printed circuit board and the backup battery can be easily removed without complicating the manufacturing process. It is possible to provide an electronic device capable of manufacturing two types of configurations.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a configuration of a main part of an electronic device according to the invention.

FIG. 2 is a perspective view showing an appearance of the electronic device.

FIG. 3 is a vertical cross-sectional view showing a configuration of a main part of the electronic device.

FIG. 4 is an enlarged exploded perspective view showing a configuration of a main part of the electronic device.

FIG. 5 is an enlarged vertical sectional view showing a configuration of a main part of the electronic device.

FIG. 6 is an enlarged vertical cross-sectional view showing another example of the configuration of the main part of the electronic device.

FIG. 7 is a perspective view of a main part showing the configuration of the main part of the electronic device shown in FIG. 6;

FIG. 8 is a perspective view showing a configuration of a battery case of the electronic device.

FIG. 9 is a front view showing the configuration of the battery case.

FIG. 10 is a plan view showing a configuration of the battery case.

FIG. 11 is a rear view showing the configuration of the battery case.

FIG. 12 is a vertical cross-sectional view showing a configuration of a central portion on the front side, which is a main part of the battery case.

FIG. 13 is a vertical cross-sectional view showing a configuration of one front side portion which is a main part of the battery case.

FIG. 14 is a vertical cross-sectional view showing a configuration of a rear side portion which is a main part of the battery case.

FIG. 15 is a vertical cross-sectional view showing a configuration of a front side other side portion which is a main part of the battery case.

FIG. 16 is a vertical cross-sectional view showing a configuration of a back side other side portion which is a main part of the battery case.

FIG. 17 is an enlarged plan view showing the shape of a cover plate that closes the backup battery removal opening in the electronic device.

FIG. 18 is a plan view showing a configuration of a backup battery used in the electronic device.

FIG. 19 is a side view showing a configuration of a backup battery used in the electronic device.

FIG. 20 is a bottom view showing the configuration of a backup battery used in the electronic device.

FIG. 21 is a front view showing a configuration of a backup battery used in the electronic device.

FIG. 22 is an enlarged plan view showing the configuration of a pin receptacle used in the electronic device.

FIG. 23 is an enlarged vertical sectional view showing the configuration of a pin receptacle used in the electronic device.

FIG. 24 is a block circuit diagram showing a configuration of the electronic device.

FIG. 25 is a block circuit diagram showing a configuration of a circuit of a backup power supply of the electronic device.

[Explanation of symbols]

 1 Battery Case 2 Opening for Removing Backup Battery 5 Lid Board 9 Printed Circuit Board 10, 11 Pin Receptacle Attachment Hole 12, 13 Pin Hole 14, 15 Pin Receptacle 19, 20 Pin-shaped Terminal 21 Outer Housing 22 Battery Chamber Lid 27 Operating Battery 28,29 Backup power supply conductor pattern 65 Backup battery 66 Real-time clock circuit

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Yoshihiko Wakabayashi 6-735 Kitashinagawa, Shinagawa-ku, Tokyo Sony Corporation (72) Toshihide Ohba 6-735 Kitashinagawa, Shinagawa-ku, Tokyo Inside Sony Corporation

Claims (5)

[Claims] 1. A constant current circuit block that requires power supply even when operation is stopped, and a backup battery that supplies backup power to the constant current circuit block. The backup battery includes a pair of positive and negative electrode parts. An electronic device to which pin-shaped terminals are attached correspondingly, and power is supplied through these pin-shaped terminals. 2. An always-energizing circuit block that needs to be supplied with power even when operation is stopped, and is configured in a can shape, one main surface portion being one electrode portion, and the other main surface portion and peripheral surface portion being the other electrode. Part of the
A backup battery that supplies backup power to the always-energized circuit block, and a pair of pin-shaped terminals that are attached in correspondence with the respective electrode parts of the backup battery and serve as terminals for supplying power to the backup battery The one pin-shaped terminal attached to one electrode portion of the backup battery is provided substantially vertically to one main surface portion of the backup battery, and is attached to the other electrode portion of the backup battery. The other pin-shaped terminal has a base end side extending along the other main surface portion of the backup battery and laterally of the backup battery, and a tip end side thereof being bent to the one main surface portion side and the one An electronic device that is substantially parallel to the pin-shaped terminal and is separated from the peripheral surface of the backup battery. 3. An always-energizing circuit block that requires power supply even when operation is stopped, a backup battery that supplies backup power to the always-energizing circuit block, and a backup battery that is attached in correspondence with each electrode part of the backup battery. The backup battery includes a pair of pin-shaped terminals that serve as terminals for supplying power, and a printed circuit board having a backup power supply conductor pattern to which each pin-shaped terminal of the backup battery is connected. On the backup power supply conductor pattern, there are provided a pair of pin holes into which the pin-shaped terminals can be inserted, and a pair of pin-receptacle mounting portions into which a pair of pin receptacles can be inserted. Electronic equipment. 4. An always-energizing circuit block that requires power supply even when operation is stopped, a backup battery that supplies backup power to the always-energizing circuit block, and a backup battery that is attached in correspondence with each electrode part, A pair of pin-shaped terminals serving as terminals for the backup battery to supply power, a printed board having a backup power supply conductor pattern, and a pair of pins mounted on the backup power supply conductor pattern of the printed board. Pair of pin receptacles into which the corresponding terminals are inserted, an outer casing for housing the printed circuit board and the backup battery, and a backup battery formed in the outer casing at a position corresponding to the backup battery Close the opening for taking out the battery and the opening for taking out the backup battery. The backup battery can be removed by opening the cover plate to open the backup battery removal opening, and removing the pin terminals from the pin receptacles. An electronic device that is to be discharged to the outside of the outer casing through the opening for use. 5. An always-energizing circuit block that requires power supply even when operation is stopped, a backup battery that supplies backup power to the always-energizing circuit block, and a backup battery that is attached in correspondence with each electrode part, A pair of pin-shaped terminals serving as terminals for the backup battery to supply power, a printed board having a backup power supply conductor pattern, and a pair of pins mounted on the backup power supply conductor pattern of the printed board. Pair of pin receptacles into which the corresponding terminals are inserted, an outer casing for accommodating the printed circuit board and the backup battery, and an operation battery disposed in the outer casing for supplying operation power. By opening and closing the battery case and a part of the outer portion of the outer housing, the lid can be opened to A battery chamber lid that exposes the inside of the pond case to the outside of the outer casing, a backup battery removal opening formed in the battery case at a position corresponding to the backup battery, and the backup battery removal And a lid plate for closing the opening, wherein the backup battery is configured such that the battery chamber lid is opened and the lid plate is opened to open the backup battery taking-out opening. By removing from each of the pin receptacles, through the backup battery removal opening, through the battery case,
An electronic device intended to be discharged to the outside of the outer casing.