CN2562036Y - Tail cap charging device - Google Patents

Abstract

The utility model relates to a chargeable flashlight tail cover charging device which is arranged in a flashlight tail cover to effectively utilize the space of the flashlight, simplify a charging circuit and facilitate the use of the flashlight during charging, the device consists of a negative spring fixing sleeve positioned at the bottom of a charging seat, a charging socket sleeved in the negative spring fixing sleeve, a negative elastic sheet fixed between the negative spring fixing sleeve and the charging socket, a negative conductive cup sleeved in the charging seat, a negative conductive spring fixed between the negative spring fixing sleeve and the negative conductive cup and used for conducting the negative elastic sheet and the negative conductive cup, a positive conductive needle serving as an insert and injection-molded in the charging seat, a positive elastic sheet, a positive spring fixing cup, a positive spring matched in the positive spring fixing cup, a corn pressing sheet sleeved in the negative conductive cup and corns assembled under the corn pressing sheet.

Description

Tail cap charging device

technical field

The utility model relates to a tail cover charging device for a rechargeable flashlight.

Background technique

At present, the charging method of the common rechargeable flashlight is generally to install a charging device on the barrel body or barrel head for charging. This structure requires a certain length of space on the body or head of the flashlight for installing the charging device, occupying the effective space of the flashlight. The charging current must pass through the barrel to reach one pole of the battery, which makes the charging circuit more complicated.

Contents of the invention

The purpose of the utility model is to overcome the disadvantages of the above-mentioned prior art and provide a tail cover charging device which simplifies the charging circuit and enables the flashlight to use the space more effectively.

The purpose of this utility model can be achieved by the following measures:

The special feature of this tail cap charging device involving a rechargeable flashlight is that the charging device is installed in the tail cap, and the positive and negative poles of the output part of the charging socket are directly connected to the rechargeable battery.

The purpose of this utility model can also be achieved by the following measures:

The tail cover charging device consists of a negative spring fixing sleeve located at the bottom of the charging base, a charging socket fitted in the negative spring fixing sleeve, a negative shrapnel fixed between the negative spring fixing sleeve and the charging socket, and a charging socket fitted in the charging base. Negative electrode conductive cup, fixed between the negative electrode spring fixing sleeve and the negative electrode conductive cup, the negative electrode conductive spring that connects the negative electrode shrapnel and the negative electrode conductive cup, the positive electrode conductive needle injected into the charging base as an insert, the positive electrode shrapnel, and the positive electrode spring fixed cup 1. The positive electrode spring matched in the positive electrode spring fixed cup, the eyelet pressing piece fitted in the negative electrode conductive cup, and the eyelet assembled under the eyelet pressing piece.

The output part of the tail cover charging device has positive and negative poles on one end face. The positive pole in the middle of the charging device output part is connected to the positive pole of the rechargeable battery. connected, the positive pole of the output part of the charging device is connected with the tail cover body at the same time.

One end of the rechargeable battery of the supporting charging device is a negative pole, and the other end is a positive pole parallel to the negative pole, and the negative poles at both ends are connected by a conductive sheet.

Compared with the prior art, the utility model has the following advantages:

The structure is simple, the function is optimized, the effective space of the torch is fully utilized, and the charging circuit is simple.

Description of drawings :

Fig. 1 is a schematic structural diagram of a tail cap charging device.

Fig. 2 is a schematic structural view of the charging socket body of the tail cap charging device.

Fig. 3 is a schematic diagram of the structure of the tail cap charging device on the torch.

Fig. 4 is a schematic structural diagram of a rechargeable battery.

Specific implementation methods :

The utility model will be described in further detail below in conjunction with the accompanying drawings:

The composition of the rechargeable flashlight tail cover charging device is as follows:

This tail cap charging device related to a rechargeable flashlight is installed in the tail cap 1 , and the positive pole and negative pole of the output part of the charging socket are directly connected to the rechargeable battery 13 . The tail cap charging device consists of the negative spring fixing sleeve 2 located at the bottom of the charging base, the charging socket body 5 fitted in the negative spring fixing sleeve 2, and the negative spring piece 4 fixed between the negative spring fixing sleeve 2 and the charging socket body 5 , the negative electrode conductive cup 6 fit in the charging socket body 5, the negative electrode conductive spring 3 fixed between the negative electrode spring fixing sleeve 2 and the negative electrode conductive cup 6 to conduct the negative electrode shrapnel 4 and the negative electrode conductive cup 6, injection molding as an insert The positive electrode conductive needle 12 in the charging socket 5, the positive electrode shrapnel 11, the positive electrode spring fixed cup 10, the fixed spring 8 fitted in the positive electrode spring fixed cup 10, the eyelet pressure sheet 7 fitted in the negative electrode conductive cup 6, assembled on The corn 9 under the corn pressing tablet 7 is formed. The output part of the tail cover charging device has positive and negative poles on one end face, the positive pole of the output part of the charging device is located in the middle and communicates with the positive pole of the rechargeable battery, and the negative pole of the output part of the charging device is connected to the charger plug 16 through the negative shrapnel 4 and the negative conductive spring 3 on the outer ring. The negative pole is turned on, and the positive pole of the output part of the charging device communicates with the tail cover 1 at the same time. The tail end of the rechargeable battery of the matching charging device is a negative pole 19, the head end is a positive pole 18 and the negative pole 19 is juxtaposed, and the negative poles 19 at both ends are connected by a conductive sheet 20.

When the charger is used to charge the torch, the positive pole of the charger plug 16 is connected to the positive pole conductive pin 12 . It flows into the positive electrode 18 of the rechargeable battery through the positive electrode conductive needle 12, the positive electrode spring 11, and the positive electrode spring 8, and comes out from the negative electrode 19 of the rechargeable battery. Through, a charging circuit is formed to charge the rechargeable battery. During normal operation, the current flows from the positive electrode of the battery through the corn 9, the corn spring 8, the positive spring fixed cup 10, the positive spring 11, the tail cover 1, the cylinder body 12 to the lamp bead 17, and then flows from the lamp bead 17 through the switch 15 and the lug 14 gets back to the battery negative pole 19 to form a working circuit.

Claims (4)

1, a kind of tail-hood charging device that relates to the rechargeable type flashlight, it is characterized in that: charging device is installed in the tail-hood, the direct and rechargeable battery conducting of the positive and negative electrode of the output of charging socket.

2, tail-hood charging device according to claim 1 is characterized in that: the tail-hood charging device is by the negative spring fixed cover that is positioned at the cradle bottom, be linked in the charging socket in the negative spring fixed cover, be fixed in the negative spring fixed cover and the negative pole shell fragment between the charging socket, be sleeved on the negative pole conductive cup in the charging pedestal, be fixed on the negative pole power spring of conducting negative pole shell fragment and negative pole conductive cup between negative spring fixed cover and the negative pole conductive cup, as the anodal conductive pin of an inserts injection moulding in the charging pedestal, anodal shell fragment, anodal spring fixed cup, be matched with the anodal spring in the anodal spring fixed cup, be sleeved on the corn compressing tablet in the negative pole conductive cup, the corn that is assemblied under the corn compressing tablet is formed.

3, tail-hood charging device according to claim 1 and 2, it is characterized in that: positive and negative the two poles of the earth of tail-hood charging device output are at same end face, positive pole in the middle of the charging device output is positioned at is communicated with rechargeable battery is anodal, by the negative pole conducting of negative pole shell fragment, negative pole power spring and Charger (portable round), the anodal of charging device output communicates with the tail-hood body simultaneously charging device output negative pole in the outer ring.

4, tail-hood charging device according to claim 1 is characterized in that: rechargeable battery one end of supporting charging device is a negative pole, and the other end is anodal arranged side by side with negative pole, and the two ends negative pole is communicated with conducting strip.

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