JPH0887992A - Storage battery fixing clip - Google Patents

Abstract

PURPOSE: To easily mount or demount a storage battery having a pair of strip- shaped metal electrode tabs on a circuit board. CONSTITUTION: A pair of storage battery fixing clips 11, 11 are made of an elastic member formed out of plastic or metal such as stainless steel, and each has a back plate part 12, a pair of circuit board holding parts 13, 13, and a spring plate part 14. Each clip 11 is fixed to the circuit board 3 so that each of tabs 2, 2 of a storage battery 1 is interposed between a pair of circuit board holding parts 13, 13. The spring plate part 14 of each clip 11 presses the tip, which is bent at the side surface lower end of the circuit board 3, of the tab 2 to bring into contact with a contact formed on the board 3, and the back plate part 12 presses the non-bending part of the tab 2 against the side surface 3a of the board 3. Since the board 3 is held with the board holding parts 13, 13 and the spring plate part 14, the storage battery 1 is electrically, surely mounted on the circuit board 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a storage battery mounting clip for mounting a storage battery having a pair of strip-shaped metal electrode tabs on a circuit board.

[0002]

2. Description of the Related Art Conventionally, a storage battery is mounted on a circuit board,
That is, when the storage battery is electrically connected to the substrate and fixed on the substrate, a strip-shaped metal plate called a tab is attached to an electrode of the storage battery, and the tab is welded to a contact on the substrate. Has been taken. Actually, for example, as shown in FIG. 6, the tabs 2 and 2 of the storage battery 1 are soldered to the contacts 4 and 4 provided on the circuit board 3, so that the storage battery 1 is placed on the board 3. Be attached to. In another example, as shown in FIG. 7, the tabs 2 and 2 are soldered to the contacts 4 and 4 on the circuit board 3 via the lead wires 5 and 5.

[0003]

However, as shown in FIG. 6 and FIG.
The method shown in (1) causes a problem when the storage battery is attached or detached.
In other words, these mounting methods require a tool such as a soldering iron or a nipper when replacing the storage battery, which is very troublesome. Currently, Ni-Cd batteries used in electric products, toys, and the like contain cadmium, which is harmful to living organisms, and thus it is desired to prevent accidental disposal and reuse. Also in this respect, it is very important to easily attach and detach a storage battery such as a Ni-Cd battery to the circuit board.

The present invention has been made in view of the above problems, and an object thereof is to provide a storage battery mounting clip which allows a storage battery having a pair of strip-shaped metal electrode tabs to be easily attached to and detached from a circuit board. To do.

[0005]

In order to solve the above-mentioned problems, a storage battery mounting clip according to the present invention is a storage battery having a pair of strip-shaped metal electrode tabs, and the main body of the storage battery is located on one surface of a circuit board. A storage battery mounting clip to be mounted on the substrate in a state in which the front end of the tab bent at the lower end of the side surface of the substrate is extended along the other surface of the substrate. And each clip extends vertically from a back plate portion that presses the non-folded portion of the tab against the side surface of the substrate and a surface of the back plate portion that contacts the non-folded portion of the tab. A spring plate portion for pressing the tip end portion of the tab against the substrate and contacting a contact provided on the other surface of the substrate; and a plate thickness of the spring plate portion and substantially the substrate. Separated by an equal distance and said back plate And a pair of circuit board holding portions that extend in parallel with the spring plate portion and sandwich the substrate, the pair of circuit board holding portions being separated from each other by a distance substantially equal to the width of the tab. It is characterized by

In order to solve the above object, the mounting structure for mounting the storage battery on the circuit board using the storage battery mounting clip of the present invention positions and holds the position of the storage battery on the circuit board. For this reason, a recess is formed on the side surface of the substrate to which the non-bent portion of each tab is fitted.

Further, in order to solve the above-mentioned object, a housing for an electric device which accommodates a circuit board on which a storage battery is mounted by using the storage battery mounting clip of the present invention is provided with the storage battery mounting on an inner wall of the housing. A pair of protrusions is provided to prevent the clip from falling off the circuit board.

[0008]

According to the structure of the storage battery mounting clip of the present invention, each clip is placed on the circuit board side with the storage battery arranged on one surface of the circuit board and the tips of both tabs along the other surface. When the slide plate is slid from one side, the substrate is clamped by the pair of holding portions and the spring plate portion, and at this time, the tab tip end portion is pressed against the substrate by the spring plate portion, and the back plate portion does not tab. The bent portion is pressed against the side surface of the substrate. Therefore, the storage battery can be easily mounted on and removed from the circuit board without using any tools.

Further, according to the structure of the storage battery mounting structure of the present invention, the storage battery is arranged at a predetermined position on the base by fitting the tab into the recess provided on the side surface of the circuit board. At the same time, it is prevented from being displaced from the position.

Further, according to the configuration of the housing for electronic equipment which accommodates the circuit board on which the storage battery is mounted by using the storage battery mounting clip according to the present invention, the clip in which the pair of protrusions are mounted on the circuit board. Are provided so as to be separated from each other by a distance substantially equal to each other. As a result, the clips attached to the substrate are arranged in the housing so as to be in contact with the pair of protrusions, respectively. Therefore, even if vibration of the electronic device or impact such as a drop of the electronic device occurs, the movement of each clip is restricted by the pair of protrusions, so that the displacement of the clip or the displacement from the substrate is prevented. Clips are prevented from falling off.

[0011]

1 shows an embodiment of a storage battery mounting clip according to the present invention. The storage battery mounting clips 11 and 11 of the present invention forming a pair are made of an elastic member formed of a metal such as plastic or stainless steel.
Reference numeral 1 denotes a back plate portion 12 of which one side is in contact with the side surface 3a of the circuit board 3 at the time of mounting, and a pair of circuit board holding portions 13, 13 extending vertically in the same plane from the one surface of the back plate portion 12.
From the back plate portion 12 to the circuit board holding portions 13 and 13
And a spring plate portion 14 extending in parallel therewith. here,
The pair of circuit board holding portions 13 and 13 are separated from each other by a distance substantially equal to the width of the tab 2.
3 and the spring plate portion 14 are separated by a distance substantially equal to the plate thickness of the circuit board 3. The circuit board holding portions 13, 13 and the spring plate portion 14 sandwich the circuit board 3.
Further, the spring plate portion 14 and the back plate portion 12 respectively press the tip end portion of the tab 2 which is bent at the lower end of the side surface of the circuit board 3 and the non-bent portion of the tab 2 against the board 3. Therefore, the storage battery 1 is mounted on the circuit board 3. Here, since the tab 2 is a thin metal plate, it can be easily bent.
Also, the work of bending the tab 2 can be automatically performed when the storage battery mounting clip 11 according to the present invention is mounted. Sides 3a, 3 of the circuit board 3
In a, recesses 15 and 15 having a length substantially equal to the width of the tabs 2 and 2 are formed to prevent the tabs 2 and 2 from being displaced in the width direction. By fitting the tabs 2 and 2 into the recesses 15 and 15, the storage battery 1 is positioned at a predetermined position on the circuit board 3 and the tabs 2 and 2, that is, the storage battery 1 is displaced from the predetermined position. To prevent. In addition, the first extension portion 12 extending to the circuit board holding portion side of each back plate portion 12
The tab a supports the tab 2 to realize more reliable mounting of the storage battery 1.

FIG. 2 is a sectional view of a circuit board on which a storage battery is mounted using the storage battery mounting clip according to the present invention.
Before mounting the storage battery 1 on the circuit board 3 using the storage battery mounting clips 11, 11, according to the present invention,
The substrate 3 so that the tabs 2 and 2 fit into the recesses 15 and 15
Disposed on one surface of the substrate 3, and the tabs 2, 2 are bent at the lower end of the side surface of the substrate 3 so that the tips of the tabs 2, 2 extend along the other surface of the substrate 3. It Next, the storage battery mounting clips 11, 11 are moved horizontally toward the side surfaces 3a, 3a of the circuit board 3 so that the tabs 2, 2 enter between the circuit board holding portions 13, 13 of the clips 11. Attached to. As a result, the back plate portions 12 of the storage battery mounting clips 11, 11 press the non-bent portions of the tabs 2 against the circuit board 3 from the side, and the spring plate portions 1
4 presses the tip portion of the tab 2 against the substrate 3 and contacts the contact 4 provided on the other surface of the substrate 3. Further, as described above, the pair of circuit board holding portions 13 and 13 and the spring plate portion 14 sandwich the circuit board 3. In this way, the storage battery 1 is easily electrically connected to the circuit board 3 and fixed on the base 3 without using any tools.

FIG. 3 shows another embodiment of the storage battery mounting clip according to the present invention. Each of the other storage battery mounting clips 21 and 21 shown in FIG. 3 is provided with a back plate portion 12, a pair of circuit board holding portions 22 and 22, and a spring plate portion 14, respectively. Here, the back plate portion 12 and the spring plate portion 14 are the same as those provided on each of the storage battery mounting clips 11. The board holding portions 22 are the first circuit board holding portions 2
3 and a second circuit board holding portion 24. The first holding portion 23 and the second holding portion 24 are the back plate portion 12
Of the circuit board 3 extending perpendicularly from the surface of the circuit board 3 in contact with the side surface 3a and parallel to each other by a distance substantially equal to the thickness of the circuit board 3. Further, the pair of circuit board holding portions 22, 2
The two corresponding holding portions 23 and 24 of the two extend from the back plate portion 12 in parallel with the spring plate portion 14 and are separated by a distance substantially equal to the width of the tab 2.

Further, as shown in FIG. 3, the back plate portions 12 of the other storage battery mounting clips 21, 21 are arranged so that the positions of the storage battery mounting clips 21, 21 do not shift or drop out in the housing. In addition, a second extension 12b extending toward the spring plate portion 14 is provided. These extensions 12b may be provided on each back plate 12 of the storage battery mounting clips 11, 11 according to the present invention described with reference to FIG. The operation of the extension 12b will be described later with reference to FIG.
This will be described in detail with reference to FIG.

Even when the storage battery 1 is mounted on the circuit board 3 using the storage battery mounting clips 21, 21, the storage batteries 1 and 2 are fitted in the recesses 15 and 15 in the same manner as described with reference to FIG. 1 is arranged on one surface of the circuit board 3, and the tabs 2, 2 of the board 3 are arranged so that the tips of the tabs 2, 2 extend along the other surface of the board 3. It is bent at the lower edge of the side surface. Thereafter, the storage battery mounting clips 21, 21 are moved in the horizontal direction toward the side surfaces 3a, 3a of the circuit board 3, and the tabs 2, 2 cause the tabs 2, 2 of the storage battery mounting clips 21, 21 to sandwich the pair of circuit board holding portions 22, 22. They are mounted so that they are located between them and the substrate clamping portions 22, 22 clamp the substrate 3. Then, the back plate portion 12 of each of the storage battery mounting clips 21 and 21 presses the non-bent portion of the tab 2 against the circuit board 3, and the spring plate portion 14 presses the tip portion of the tab 2 onto the board 3. It is pressed against and is brought into contact with the contact point 4 provided on the other surface of the substrate 3.
In this way, the storage battery mounting clip 2 according to the present invention
1, 21, the storage battery 1 is easily mounted on the circuit board 3 without using any tools.

In yet another embodiment of the storage battery mounting clip of the present invention, the storage battery mounting clips 11 and 11 and the other storage battery mounting clips 21 and 21 can be more simply
A pair of circuit board holding portions 13, 13 and a pair of circuit board holding portions 22, 22 provided on these storage battery mounting clips
The storage battery mounting clip may have only one of the two sides. In this case, in order to prevent the storage battery mounting clip from falling off from the circuit board 3, the leaf spring portion 14 has the one side circuit board holding portion and the one side circuit board in the width direction of the spring plate portion 14. It is desirable that the size be as large as possible in comparison with the substrate holding portion.

FIG. 4 is a sectional view of a housing for electronic equipment in which a circuit board on which a storage battery is mounted by using the storage battery mounting clip according to the present invention is housed. Housing 30 shown in FIG.
In order to prevent the storage battery mounting clips 11 and 11 mounted on the circuit board 3 from being displaced or disengaged due to vibration of the electronic device or impact such as when the device is dropped, Protrusions 31, 32 and 33 are provided. A pair of protrusions 31 are provided on one wall in the housing 30 at a distance substantially equal to the entire length of the storage battery 1, and hold the position so that the storage battery 1 does not shift in the length direction of the storage battery 1. ing. A plurality of protrusions 32 are provided on the one wall between the pair of protrusions 31, 31,
By pressing the storage battery 1 toward the circuit board 3 side, the position of the storage battery 1 is maintained so that the storage battery 1 does not float above the substrate 3. The plurality of protrusions 32 are slightly shorter than the pair of protrusions 31, 31. The pair of protrusions 33 are provided on the other wall of the housing 30 at a distance substantially equal to the mutual distance between the storage battery mounting clips 11 and 11 mounted on the circuit board 3, and the storage battery mounting clips 11 and 11 are The position is held so as not to be displaced or dropped from the circuit board 3 due to vibration or the like. The housing 30 is also effective for holding the positions of the other storage battery mounting clips 21, 21 mounted on the circuit board 3 in the housing of the electronic device.

FIG. 5 is a sectional view of a housing for another electronic device in which a circuit board on which a storage battery is mounted using the other storage battery mounting clip according to the present invention is housed. In the housing 40 shown in FIG. 5, a cushioning material 41 such as a sponge is used in place of the plurality of protrusions 32 shown in FIG.
It is arranged between 1 and 31. In addition, in the case 40,
A pair of grooves 42, 42 is provided instead of the pair of protrusions 33, 33 shown in FIG. These grooves 42, 42
The extension portion 12b of each back plate portion 12 of the storage battery mounting clips 21, 21 attached to the circuit board 3 is fitted to this, whereby the position holding of the storage battery mounting clips 21, 21 is realized.

Of course, with respect to the casing, the protrusion 3
1, by appropriately selecting any combination of the protrusion 32, the cushioning material 41, the protrusion 33, and the groove 42,
It is possible to realize the aforementioned position holding. That is,
For example, in the housing 30, the pair of protrusions 3
The position holding of the other storage battery mounting clips 21, 21 may be realized by providing a pair of grooves 42, 42 instead of 3, 33, and the pair of grooves 42, 42 in the other casing 40 may be realized. By providing a pair of protrusions 33, 33 instead of, the position holding of the storage battery mounting clips 11, 11 or the other storage battery mounting clips 21, 21 may be realized.

[Brief description of drawings]

FIG. 1 is a view of a storage battery mounting clip 1 according to the present invention.
A perspective view showing an embodiment together with a storage battery and a circuit board,

FIG. 2 is a cross-sectional view showing a state in which a storage battery is mounted on a circuit board using the storage battery mounting clip of the embodiment of FIG.

FIG. 3 is a perspective view showing another embodiment of the storage battery mounting clip according to the present invention together with a storage battery and a circuit board;

4 is a cross-sectional view of a housing for an electronic device in which a circuit board on which a storage battery is mounted using the storage battery mounting clip of the embodiment of FIG. 1 is housed;

5 is a cross-sectional view of another electronic device in which a circuit board on which a storage battery is mounted using the storage battery mounting clip of the embodiment of FIG. 3 is housed;

FIG. 6 is a perspective view showing an example of attachment of a conventional tabbed storage battery to a circuit board;

FIG. 7 is a perspective view showing another example of attachment of a conventional tabbed storage battery to a circuit board.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Storage battery 2 ... Metal tab 3 ... Circuit board 4 ... Contact point 11 ... Storage battery mounting clip 12 ... Back plate part 12a ... 1st extension part 12b ... 2nd extension part 13 ... Circuit board holding part 14 ... Spring plate part 15 ... recessed portion 21 ... other storage battery mounting clip 22 ... circuit board holding portion 23 ... first circuit board holding portion 24 ... second circuit board holding portion 30 ... housing 31, 32, 33 ... protruding portion 40 ... other housing Body 41 ... Buffer material 42 ... Groove

Claims (16)

[Claims] 1. A storage battery having a pair of strip-shaped metal electrode tabs, the main body of the storage battery being located on one surface of a circuit board, and the tip of the tab bent at the lower end of the side surface of the circuit board. In a storage battery mounting clip mounted on the substrate in a state of extending along the other surface of the storage battery mounting clip, the storage battery mounting clips form a pair, and each clip has a non-folded portion of the tab of the substrate. A back plate portion that presses against a side surface, and a spring that extends from the back plate portion and that presses the tip end portion of the tab against the substrate and contacts a contact provided on the other surface of the substrate. A plate portion and a pair of circuit board holding portions which are separated from the spring plate portion by a distance substantially equal to the plate thickness of the substrate and which extend from the back plate portion in parallel with the spring plate portion and clamp the substrate. And the pair of circuit board holders, Battery mounting clip, characterized in that only the width and approximately equal distance serial tabs are spaced apart from each other. 2. The pair of circuit board holding portions each have a first
Circuit board holders and second circuit board holders, and the first and second circuit board holders are separated by a distance substantially equal to the thickness of the circuit board and the back plate portion. The storage battery mounting clip according to claim 1, wherein the circuit board is sandwiched by extending parallel to each other from a surface of the tab that is in contact with the non-bent portion. 3. The storage battery mounting clip according to claim 1, which has only one side of the pair of circuit board holding portions. 4. The back plate portion has a first extension portion on the side of the pair of circuit board holding portions.
The storage battery mounting clip according to any one of 1 to 3. 5. The storage battery mounting clip according to claim 1, wherein the back plate portion has a second extension portion on the spring plate portion side. 6. A mounting structure for mounting a storage battery on a circuit board using the storage battery mounting clip according to claim 1, wherein the storage battery is positioned and held on the circuit board. In order to perform the above, the storage battery mounting structure is characterized in that a concave portion into which a non-bent portion of each of the tabs is fitted is provided on a side surface of the substrate. 7. A housing for an electronic device, which accommodates a circuit board on which a storage battery is mounted by using the storage battery mounting clip according to claim 1, wherein an inner wall of the housing is provided with the storage battery mounting clip. A housing for electronic equipment, wherein a pair of protrusions is provided to prevent the substrate from falling off. 8. The housing for electronic device according to claim 7, wherein another pair of protrusions for restricting the movement of the storage battery in the length direction is provided on the inner wall of the housing. 9. The electronic device according to claim 7, wherein a member that presses the storage battery toward the circuit board is provided on an inner wall of the housing between the other pair of protrusions. Equipment housing. 10. The electronic device casing according to claim 9, wherein the member is a plurality of protrusions formed on the inner wall. 11. The electronic device casing according to claim 9, wherein the member is made of a cushioning material. 12. A housing for an electronic device that accommodates a circuit board on which a storage battery is mounted using the storage battery mounting clip according to claim 5, wherein the substrate of the storage battery mounting clip is provided on an inner wall of the housing. A housing for electronic equipment, characterized in that a pair of grooves into which the second extension portion of the back plate portion of the storage battery mounting clip fits is provided in order to prevent falling off from the electronic device housing clip. 13. The housing for electronic equipment according to claim 12, wherein a pair of protrusions for restricting movement of the storage battery in a length direction is provided on an inner wall of the housing. 14. The electronic device according to claim 12, wherein a member that presses the storage battery toward the circuit board is provided on an inner wall of the housing between the pair of protrusions. Case. 15. The electronic device casing according to claim 14, wherein the member is a plurality of protrusions formed on the inner wall. 16. The electronic device casing according to claim 14, wherein the member is made of a cushioning material.