JPH028401B2 - - Google Patents

Description

[Detailed Description of the Invention] The present invention relates to a rechargeable portable electric light, and in particular, by unitizing its electrical components, assembly workability is greatly improved, and breakdowns due to breakage of lead wires, etc. are prevented. related to things.

Conventionally, this type of portable light has two rechargeable batteries 14'a, which are integrated with insulating tape or the like, as shown in Fig. 5.
14'b, the common bulb contact plate 23', the transformer 7', the rectifier diode 8', and the resistors 9' and 9' are connected in advance with the lead wire 44, and then the power supply lead is connected to the plug 45 of the second case 1'b. The wire 44a is soldered and housed in the second case 1'b, and then the switch lead wire 44b is soldered to the switch mechanism 46 of the first case 1'a. 2 cases 1'b were integrated. However, according to such a conventional example, the work of connecting each lead wire is complicated, and there is a risk that the lead wires may break during assembly of the first and second cases 1'a and 1'b, resulting in defective products. There were some drawbacks.

The present invention was developed to improve these drawbacks, and by unitizing the electrical components, it reduces the defective rate of the product and greatly improves the ease of assembly.

Hereinafter, the rechargeable portable electric lamp of the present invention will be explained according to the embodiment shown in the drawings. 1a and 1b are first and second cases made of synthetic resin which are divided into upper and lower halves, and 2a is a case made of colorless transparent resin. 1 a transparent body, 2b a second transparent body made of red transparent resin, 3 an electrical component unit,
4 is a sliding plug blade, and 5 is a bottom plate.

In the electrical component unit 3, 6 has a first contact surface for a switch on a printed pattern surface, and a second contact surface 6 on a printed pattern surface.
It is a printed circuit board having contact surfaces and common contact surfaces 6a, 6b, and 6c.A transformer 7, a rectifying diode 8, and a resistor 9 constituting the charging mechanism are soldered and fixed to this printed circuit board 6, and a battery case 10, which will be described later, is mounted on the printed circuit board 6. Furthermore, a slide contact board 13 consisting of an insulator plug holder 11 and a pair of slide contact pieces 12, 12 is attached to the rear end, and the base parts 12', 12' of the slide contact pieces 12, 12 are attached to the printed circuit board. It is attached perpendicularly to the printed circuit board 6 by soldering to the printed pattern 6.

Next, the battery case 10 contains two rechargeable batteries 1.
Upper and lower battery storage recesses 15 where 4a and 14b are arranged side by side
a, 15b, and left and right side walls 16a, 1
Left and right engagement protrusions 17a and 17b are provided protrudingly on the left and right side walls 16a and 16b, respectively, and a pair of extensions 16'a and 16'b are provided to extend forward from these left and right side walls 16a and 16b, and these extensions 16' At the tips of a and 16'b, engaging claws 18a and 18b are provided which are opposed to each other. 19 hooks the notches 20a, 20b on the lower ends of these extensions 16'a, 16'b, and
A resin socket board is inserted between 6'a and 16'b, and an upper socket terminal fitting 21a and a lower socket terminal fitting 21b are attached to this socket board 19. A first case hook 22 is formed extending upward. Furthermore, 23 indicates these extensions 16'a,
It is a common socket terminal fitting that is hooked and fixed to the engaging claws 18a and 18b of the socket 16'b, and screw holes 24a and 24b for screwing in the light bulb are bored at the top and bottom. A first lead plate 25 connects the positive electrode of the upper rechargeable battery 14a and the negative electrode of the lower rechargeable battery 14b, and is connected to the front wall 16c of the battery case 10 and the socket board 19.
Further, 26 is a second lead plate connecting the negative electrode of the upper rechargeable battery 14a and the common socket terminal fitting 23; is integrated into the battery case 10, and 27 is a third
It is connected to the positive electrode of the lower rechargeable battery 14b by a lead plate and protrudes upward from the outside of the rear wall 16d of the battery case 10. Then, the first case hooking claw 22 of the socket board 19 is projected from the free through hole 28 of the printed circuit board 6, and the upper and lower socket terminal fittings are connected with the positioning claw 29 of the battery case 10 engaged with the positioning hole 30 of the printed circuit board 6. 21a,2
Tips 21'a, 21'b of 1b and third lead plate 2
By soldering the upper end of 7 to the printed pattern of the printed circuit board 6, the light bulb socket 31 and the battery case 10 are attached to the printed circuit board 6 in an integrated state.

Next, in the first case 1a, reference numeral 32 denotes a switch operating section that is slidably attached to a position facing the first, second, and common switch contact surfaces 6a, 6b, and 6c of the printed circuit board 6, The portion 32 connects to the contact surface 6 through the switch hole 33.
It has a switch contact piece 34 that articulately moves toward and away from a, 6b, and 6c, and when the switch operation part 32 is moved forward, the first contact surface 6a and the common contact surface 6c are connected.
However, when the second contact surface 6b and the common contact surface 6c are moved rearward, the second contact surface 6b and the common contact surface 6c become electrically conductive, whereas when they are moved to an intermediate position, they become non-conductive. Furthermore, 35 is a latching hole having a stepped portion 36 for latching the hooking claw 22, and 37 is a name plate covering this latching hole 36.

Next, in the second case 1b, 38a, 3
8b is the engagement protrusion 1 on the left and right sides of the battery case 10.
The left and right engaging holes 7a and 17b are inserted, and 39 is a cylinder for screwing.

The first light-transmitting body 2a and the second light-transmitting body 2b are arranged at the front opening of the second case 1b with a decorative band 40, and the electrical component unit 3 is housed in the second case 1b, and the left and right sides of the electrical component unit 3 are housed in the second case 1b. Insert the engaging protrusions 17a, 17b into the left and right engaging holes 38a, 38b of the second case 1b, and connect the sliding plug blade 4, its operating knob 4', and the bottom plate 5 to the sliding connection of the electrical component unit 3. The step part 3 of the latch hole 35 is placed behind the single board 13, and then the first case 1a equipped with the switch operation part 32 is placed over the electrical component unit 3.
6 with the first case hook 22, and then screw 41 from the cylindrical body 39 of the second case 1b to the first case 1a to integrate the first and second cases 1a and 1b. 35 with a nameplate 37, and the light bulbs 42, 42 are covered with the first and second transparent bodies 2a,
A rechargeable portable electric lamp is completed by attaching it to a light bulb socket 31 through the hole 2b and further inserting an elastic light bulb extractor 43 into the cylindrical body 39. Furthermore, to disassemble this portable light, remove the nameplate 37,
Remove the hooking pawl 22 from the hooking hole 35, remove the screw 41, remove the first case 1a, and then remove the hooking protrusion 1.
The second case 1b is removed from the electrical component unit 3 by removing 7a and 17b from the engagement holes 38a and 38b.

The rechargeable portable light of the present invention is constructed as described above, and in particular, in the case where the light bulb, the rechargeable battery, and its charging mechanism are housed in the first and second cases having a two-part structure, the contact surface for the switch is provided on the printed pattern surface. A battery case with an integrated light bulb socket and charging electronic components are attached to the front of the printed circuit board that accommodates the rechargeable battery, and a slide contact board for power supply to the electronic components is attached to the rear of the printed circuit board. is attached perpendicularly to the printed circuit board and integrated with the printed circuit board, and the first case is slidably provided with a switch operation part having a contact piece that comes into contact with and separates from the contact surface for the switch, that is, a switch operation part for power supply. Electrical components, including slide contact boards and light bulb sockets, are pre-attached to the printed circuit board and assembled into a unit, eliminating the need for lead wire connection work and simplifying assembly, compared to conventional methods in which each component is connected using lead wires. There is no risk that the lead wire will break during the process, and the lead wire will not get wedged between the first and second cases, which greatly improves assembly work efficiency and greatly reduces the rate of defective products. , it is possible to obtain a product with reduced manufacturing costs.

[Brief explanation of drawings]

1 to 4 relate to embodiments of the rechargeable portable electric lamp of the present invention, FIG. 1A is a front perspective view, and FIG.
Figure B is a rear perspective view, Figure 2 is a sectional view, Figure 3 is a partially exploded perspective view, Figure 4 is a fully exploded perspective view, and Figure 5 is a fully exploded perspective view.
The figure is a partially exploded perspective view of a conventional example. 1a...First case, 1b...Second case, 6...Printed circuit board, 10...Battery case, 11...Slide contact board for power supply.

Claims (1)

[Claims] 1 In a case that stores a light bulb, a rechargeable battery, and its charging mechanism in a first and second case with a two-part structure,
A battery case in which a rechargeable battery is housed on a printed circuit board having a switch contact surface on a printed pattern surface and a light bulb socket is integrated in the front;
A charging electronic component is attached, and a slide contact board for feeding power to the electronic component is attached to the rear of this printed circuit board at right angles to the printed circuit board to integrate it, while the first case has a contact surface for the switch. A rechargeable mobile light comprising a slidable switch operation part having a contact piece that can be brought into contact with and separated from the user.