JPH0685545U - Battery case for radio - Google Patents

Abstract

(57) [Summary] (Modified) [Purpose] To provide a battery case for a wireless device that can prevent the batteries that are mounted from contacting each other and prevent accidents such as burning of the batteries. To do. [Structure] At least one cylindrical battery 3 each
In the battery case for a wireless device, which is mounted on the wireless device main body, comprises a first half part 11 and a second half part 12, which are fitted and integrated with each other. The portion and the second half portion have a height that is substantially the same as or slightly smaller than the diameter of the battery, and with respect to the direction perpendicular to the longitudinal direction of the battery with the battery interposed therebetween. Ribs that are positioned and serve as partition walls of the battery in the respective half portions are formed at alternate positions along the fitting surfaces of the first half portion and the second half portion.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a wireless battery case.

[0002]

[Prior art]

 Recently, various portable wireless transceivers for specific small power, VHF and / or UHF amateur radios have been developed, put into practical use and sold. In these portable wireless transceivers, a battery case is detachably attached to the main body of the wireless transceiver for the purpose of powering the wireless transceiver for portable operation. A plurality of batteries such as an AA dry battery, a rechargeable AA nickel cadmium battery, and a rechargeable AA nickel hydrogen battery can be mounted in the battery case.

For example, a battery case of a conventional example includes a first half part and a second half part that can be fitted to each other, and three battery packs are provided so that three AA size batteries can be mounted on each battery case. A battery space is provided, and after the battery is mounted, the first half part and the second half part are fitted together to form a single battery case, which is then mounted on the radio body.

[0004]

[Problems to be solved by the device]

 However, in the battery case of the above-mentioned conventional example, the exterior coatings of a pair of batteries facing each other when the batteries are mounted are in contact with each other. On the other hand, when a nickel-cadmium battery is used as the battery, the outer coating of the battery is easily damaged, and when damaged, the negative electrode of the battery is likely to be exposed. In this case, the negative electrode of one battery is brought into contact with the negative electrode of the opposite battery, and at least one battery is short-circuited according to the electrode wiring. When multiple batteries are connected in series, the desired voltage cannot be obtained, and when the batteries are short-circuited, a large current flows through the batteries, and in the worst case, the batteries burn. There is a possibility that a fire will occur.

An object of the present invention is to solve the above problems, to prevent the installed batteries from contacting each other, and to prevent accidents such as burning of the batteries in advance. To provide a battery case.

[0006]

[Means for Solving the Problems]

 A battery case for a wireless device according to claim 1 according to the present invention accommodates at least one cylindrical battery, and has a first half part and a second half part which are fitted and integrated with each other. In the battery case for a wireless device mounted on the wireless device main body, the first half portion and the second half portion have a height substantially equal to or slightly smaller than the diameter of the battery. Ribs having a height and positioned in a direction perpendicular to the longitudinal direction of the battery with the battery sandwiched therebetween and serving as a partition wall of the battery in each of the half parts, the first half part and the second half part. It is characterized in that they are formed at different positions along the fitting surface of the half part.

Further, the battery case for a radio device according to claim 2 is the battery case for a radio device according to claim 1, wherein the first half part and the second half part are fitted together. It is characterized in that notches are formed at both corners of the inner rib.

[0008]

[Action]

 In the battery case according to claim 1 configured as described above, the battery of the first half part and the battery of the second half part are housed at alternate positions to form an outer peripheral surface of the battery. The batteries can be positioned so that they do not contact each other. Further, in the battery case according to the second aspect, since the notches are formed at both inner ends when the ribs are fitted, it is easy for the user to insert the finger.

[0009]

【Example】

 Hereinafter, embodiments according to the present invention will be described with reference to the drawings. 1 is a vertical cross-sectional view of a battery case 10 for a portable wireless device according to an embodiment of the present invention, FIG. 2 is a plan view of a first half portion 11 of the battery case of FIG. 1, and FIG. It is a top view of the 2nd half part 12 of the battery case of FIG. 4 is a sectional view taken along the line A-A 'in FIG. 2, and FIG. 5 is a sectional view taken along the line B-B' in FIG.

The battery case 10 of this embodiment is a battery case that can accommodate six AA type batteries 30 and is detachably attached to a portable radio main body (not shown). As shown in FIG. 1, it is roughly divided into a first half portion 11 and a second half portion 12 which are fitted and integrated with each other, and each of the half portions 11 and 12 has three batteries. 30 is stored. Here, when the first half portion 11 and the second half portion 12 are fitted together, each of the three batteries 30 opposes each other with a shift of a radius distance of each battery 30. The three ribs 20 for separating the batteries 30 housed in each other to form a partition wall and for positioning the batteries 30 in the direction perpendicular to the longitudinal direction of the ribs are provided with their tips at the second half portion 12. The height hr that is slightly lower than the diameter d of the batteries 30 so that the outer faces of the three batteries 30 that come into contact with each other are positioned by contacting the outer faces of the batteries 30 and diagonally opposed to each other. On the other hand, each of the batteries 30 housed in the second half portion 12 is separated to form a partition wall, and three batteries for positioning the batteries 30 in the direction perpendicular to the longitudinal direction thereof are formed. The ribs 20 are such that their tips are the first half parts. It is slightly lower than the diameter d of the battery 30 so that the outer peripheral surfaces of the three batteries 30 housed in 1 are contacted with each other to position them and the outer peripheral surfaces of the batteries 30 facing each other in an oblique direction do not contact each other. The ribs 20 are formed to have a height hr, and the three ribs 20 are formed at different positions along the fitting surfaces of the first half portion 11 and the second half portion 12. Characterize.

Each of the ribs 20 has a flat plate shape, and triangular notches are provided at two corners of both ends of an inner portion of each rib 20 corresponding to both ends of the battery 30 in the longitudinal direction when fitted. 20 c is formed.

Hereinafter, for convenience of description, in FIG. 1, the first battery, the second battery, and the third battery will be referred to as the first battery, the second battery, and the third battery in this order from the lowest battery 30 among the batteries 30 in the first half portion 11. Of the batteries 30 in the second half portion 12, the fourth battery, the fifth battery, and the sixth battery are arranged in this order from the bottom battery 30 to the top.

The first half portion 11 has a rectangular flat plate-shaped bottom surface 11e which is an outer portion of the battery case 10, and four edges of the bottom surface 11e, which are upright on the bottom surface 11e and are located on the bottom surface 11e. And four wall portions 11a, 11b, 11c and 11d which are integrally formed with each other. The three batteries 30 are housed on the bottom surface 11e surrounded by the wall portions 11a-11d to form a partition wall, and the three plate-shaped ribs 20 for positioning are integrated with the bottom surface 11e so as to stand upright on the bottom surface 11e. It is formed. Here, the height hr of the rib 20 is formed to have a height hr slightly lower than the diameter d of the battery 30. In addition, each rib 20 of the first half portion 11 has a second half when each rib 20 is virtually extended over the second half portion 12 when the respective half portions 11 and 12 are fitted. It is formed so as to pass through the column center of each battery 30 housed in the portion 12. Further, triangular notches 20c are formed at two corners of both ends of the inner portion of the ribs 20 when the ribs 20 are fitted, which facilitates user's finger insertion and removal of the battery 30. There is. Furthermore, ribs 21 for positioning and accommodating the cylindrical battery 30 in contact with the outer peripheral surface thereof are provided at the four corners of the accommodating space of each one battery 30 and on the bottom surface 11e of the rib 20. The contact portion is formed so as to have a surface that contacts along the outer peripheral surface of the battery 30.

In the first half portion 11, as shown in FIG. 1, the lowermost first battery 30 is sandwiched between the wall portion 11d and the rib 20 and positioned in the vertical direction of FIG. The ribs 20 of the second half portion 12 facing the first battery 30 and the bottom surface 11e perform the positioning in the left-right direction in FIG. As a result, the first battery 30 is separated from the lowermost fourth battery 30 of the second half portion 12 by a predetermined distance in the direction inclined from the horizontal, that is, The outer peripheral surface and the outer peripheral surface of the fourth battery 30 are positioned without contact. In addition, the second battery 30 in the middle of the first half portion 11 is sandwiched between the two ribs 20 and positioned in the vertical direction of FIG. 1, and the second battery 30 facing the second battery 30 is positioned. The ribs 20 and the bottom surface 11e of the second half portion 12 are positioned in the left-right direction in FIG. As a result, the second battery 30 is separated from the lowermost fourth battery 30 of the second half portion 12 by a predetermined distance in the direction inclined from the horizontal plane and the second half portion 12 is separated. That is, the outer peripheral surface of the second battery 30 and the outer peripheral surface of the fourth battery 30 are brought into contact with each other at a predetermined distance in the direction inclined from the horizontal with respect to the middle fifth battery 30. And the outer peripheral surface of the second battery 30 and the outer peripheral surface of the fifth battery 30 are positioned so as not to contact each other. Further, the uppermost third battery 30 of the first half portion 11 is sandwiched between the two ribs 20 and positioned in the vertical direction of FIG. 1, and the third battery 30 facing the third battery 30 is positioned. Positioning in the left-right direction of FIG. 1 is made by the ribs 20 and the bottom surface 11e of the second half portion 12. As a result, the third battery 30 is separated from the fifth battery 30 in the middle of the second half portion 12 by a predetermined distance in the direction inclined from the horizontal and the second half portion 12 is The outermost surface of the third battery 30 and the outer peripheral surface of the fifth battery 30 are not in contact with each other at a predetermined distance from the uppermost sixth battery 30 in a direction inclined from the horizontal. In addition, the outer peripheral surface of the third battery 30 and the outer peripheral surface of the sixth battery 30 are positioned without contact.

The second half portion 12 has a rectangular flat plate-shaped bottom surface 12e serving as an outer portion of the battery case 10, and upright and bottom surfaces of the bottom surface 12e at edges of four sides of the bottom surface 12e. And four wall portions 12a, 12b, 12c, 12d that are integrally formed with. On the bottom surface 12e surrounded by the wall portions 12a-12d, the three batteries 30 are accommodated to form a partition wall, and the three plate-shaped ribs 20 for positioning are integrated with the bottom surface 12e so as to stand upright on the bottom surface 12e. It is formed. Here, the height hr of the rib 20 is formed so as to have a height hr slightly lower than the diameter d of the battery 30, like the first half portion 11. In addition, each rib 20 of the second half portion 12 has a first rib when each rib 20 is virtually extended over the first half portion 11 when the respective half portions 11 and 12 are fitted together. It is formed so as to pass through the center of the cylinder of each battery 30 housed in the half portion 11. Further, like the first half portion 11, triangular notches 20c are formed at two corners of both ends of the inner portion when the ribs 20 are fitted to each other, thereby facilitating the user's finger insertion. The battery 30 is easily taken out. Further, similarly to the first half portion 11, ribs 21 for positioning and accommodating the cylindrical battery 30 in contact with its outer peripheral surface are provided at four corners of the accommodating space for each one battery 30. The rib 20 is formed so as to have a surface in contact with the bottom surface 12e of the rib 20 along the outer peripheral surface of the battery 30.

In the second half portion 12, as shown in FIG. 1, the lowermost fourth battery 30 is sandwiched between the two ribs 20 and positioned in the vertical direction of FIG. The ribs 20 and the bottom surface 12e of the first half portion 11 facing the fourth battery 30 are positioned in the left-right direction in FIG. As a result, the fourth battery 30 is separated from the lowermost first battery 30 of the first half portion 11 by a predetermined distance in the direction inclined from the horizontal and the first half portion 11 The second battery 30 in the middle is separated from the second battery 30 in the direction inclined from the horizontal by a predetermined distance, that is, the outer peripheral surface of the fourth battery 30 is not in contact with the outer peripheral surface of the first battery 30, and The outer peripheral surface of the battery 30 and the outer peripheral surface of the second battery 30 are positioned without contact. In addition, the fifth battery 30 in the middle of the second half portion 12 is sandwiched between the two ribs 20 and positioned in the up and down directions in FIG. 1, and the fifth battery 30 facing the fifth battery 30 is positioned. The ribs 20 and the bottom surface 12e of the half portion 11 of FIG. As a result, the fifth battery 30 is separated from the uppermost third battery 30 of the first half part 11 by a predetermined distance in the direction inclined from the horizontal and the first half part 1 is separated. The second battery 30 in the middle of 1 is separated from the second battery 30 by a predetermined distance in the direction inclined from the horizontal, that is, the outer peripheral surface of the fifth battery 30 and the outer peripheral surface of the third battery 30 are not in contact with each other, and The outer peripheral surface of the fifth battery 30 and the outer peripheral surface of the second battery 30 are positioned without contact. Further, the uppermost sixth battery 30 of the second half portion 11 is sandwiched between the rib 20 and the wall portion 12a and positioned in the vertical direction of FIG. 1, and faces the sixth battery 30. The ribs 20 and the bottom surface 12e of the first half portion 11 perform positioning in the left-right direction in FIG. As a result, the sixth battery 30 is separated from the uppermost third battery 30 of the first half portion 11 by a predetermined distance in the direction inclined from the horizontal, that is, Positioning is performed with the outer peripheral surface and the outer peripheral surface of the third battery 30 not in contact with each other.

Further, electrodes 50 for connecting the six batteries 30 in series and connecting to the main body of the portable wireless device to supply power are mounted in the respective half portions 11 and 12. The positioning of each battery 30 in the longitudinal direction is performed by the electrodes 50 mounted on the walls 11b, 11c, 12b, 12c.

In this embodiment, the battery case 10 for accommodating the AA size battery 30 is described, and the diameter d of the AA size battery is 14 ± 0.5 mm according to the Japanese Industrial Standard (JIS). It is prescribed. In the present embodiment, the case where the maximum diameter d = 14.5 mm is illustrated, and the height hr of the rib 20 is set to 13.5 mm. The height hr of the rib 20 is preferably set to be substantially the same as the diameter d of the battery 30 or slightly lower than the diameter d. As a result, it is possible to prevent contact between the outer peripheral surfaces of the battery 30. When the diameter d of the battery is 13.5 mm, which is the minimum, the tips of the ribs 20 may not come into contact with the outer peripheral surface of the battery 30, but according to the configuration of the present embodiment, at least the battery Contact can be prevented.

Further, known fitting members 40a, 40b for fitting with each other are provided facing each other on the upper portions of the respective half portions 11, 12. Further, a well-known slide type fitting member 41 for fitting and mounting with the portable radio main body is formed on the upper portion of each half portion 11, 12.

The first half portion 11 and the second half portion 12 configured as described above are made to face each other inside the battery housing, and are fitted by using the fitting members 40a and 40b. The integrated battery case 10 is formed. The battery case 10 is fitted and attached to the main body of the portable wireless device by using the slide type fitting member 41.

In the battery case 10 for a portable wireless device configured as described above, when the respective half parts 11 and 12 are fitted, as shown in FIG. 1, the height h is higher than in the conventional case. By forming three ribs 20 at different positions along the fitting surfaces of the first half portion 11 and the second half portion 12, the three batteries of the first half portion 11 are formed. Since the batteries 30 and the three batteries 30 of the second half portion 12 are staggered by the radius of the batteries 30 and housed at alternate positions, the vertical and horizontal directions of FIG. 1 are determined. It is possible to prevent contact between the outer peripheral surfaces of 30. Therefore, it is possible to prevent the battery 30 from being short-circuited as in the conventional example, and thereby to prevent a large current from flowing to the battery 30 and the battery 30 from burning to cause a fire.

Further, since the notches 20c are formed at both inner ends when the rib 20 is fitted, the user can easily insert the finger and the battery 30 can be taken out easily.

Although the battery case 10 for accommodating the AA type battery 30 has been described in the above embodiment, the present invention is not limited to this, and the battery case for accommodating a cylindrical battery such as an A1 type and a C2 type. Can be applied to. Further, the present invention can be applied to a battery case in which at least one battery 30 is housed in each half portion 11 and 12.

[0024]

[Effect of device]

 As described above in detail, according to the present invention, at least one cylindrical battery is housed, and the first half part and the second half part are fitted and integrated with each other. In the battery case for a wireless device mounted on the wireless device main body, the first half portion and the second half portion have a height substantially equal to or slightly smaller than the diameter of the battery. And a rib serving as a partition wall of the battery in each of the half portions, which is positioned with respect to a direction perpendicular to the longitudinal direction of the battery with the battery sandwiched between the first half portion and the first half portion. Since the cells are formed at alternate positions along the fitting surface of the second half portion, the batteries of the first half portion and the batteries of the second half portion are housed at the alternate positions to form the outer peripheral surface of the battery. The batteries can be positioned so that they do not touch each other. Therefore, it is possible to prevent the battery from being short-circuited as in the conventional example, and thereby to prevent a large current from flowing to the battery to burn the battery and cause a fire.

Further, since the notches are formed at both end corners of the rib inside when the first half portion and the second half portion are fitted to each other, the user's finger insertion is facilitated. The battery can be taken out easily.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view of a battery case 10 for a portable wireless device according to an embodiment of the present invention.

FIG. 2 is a plan view of a first half portion 11 of the battery case shown in FIG.

3 is a plan view of a second half portion 12 of the battery case of FIG.

FIG. 4 is a cross-sectional view taken along the line A-A ′ in FIG.

5 is a cross-sectional view taken along the line B-B ′ of FIG.

[Explanation of symbols]

 10 ... Battery case for portable radio device, 11 ... First half part, 12 ... Second half part, 20 ... Rib, 30 ... Battery, 40a, 40b ... Fitting member, 50 ... Electrode.

Claims (2)

[Scope of utility model registration request] 1. A wireless device mounted on a wireless device main body, comprising a first half part and a second half part, each accommodating at least one columnar battery and fitted and integrated with each other. In a battery case for a machine, the first half portion and the second half portion have a height that is substantially the same as or slightly smaller than the diameter of the battery, and the height of the battery is sandwiched between the first half portion and the second half portion. Ribs that are positioned in a direction perpendicular to the longitudinal direction of the battery and serve as partition walls of the battery in each of the half portions are staggered along the fitting surface of the first half portion and the second half portion. A battery case for a wireless device, which is formed at the position of. 2. The radio device according to claim 1, wherein notches are formed at both end corners of the rib inside when the first half portion and the second half portion are fitted to each other. Battery case.