CN2375023Y - Alkaline cell charger case and its charger - Google Patents

Abstract

The utility model relates to an alkaline cell charger casing and a charger thereof, wherein, the casing comprises an electronic element compartment and a rechargeable cell compartment, and the casing is characterized in that the opening of the rechargeable cell compartment is provided with a power on-off device; the charger comprises a circuit, and the charger is characterized in that a power on-off device is arranged between a power source and the circuit. The utility model has the advantages of safety, convenient operation, simple structure, small size, light weight, high charging efficiency, economy, practicality, etc. The utility model also has the advantage that the input voltage and current of commercial power can be converted into charging voltage and current. The utility model is an ideal replacing product.

Description

Alkaline battery charger housing and charger thereof

The utility model relates to a kind of alkaline battery charger housing and charger thereof.

At present, commercially available alkaline battery charger all is civil power to be added to the two ends that are recharged battery charge behind transformer step-down, rectifier rectification, so, its charge efficiency is low, volume is big, and the rechargeable battery storehouse in Heavy Weight, especially its charger housing is all opened wide.Existing transless battery charger easily causes harm to the people because of the floating voltage and the electric current at rectifier two ends are all very big, so, be difficult to guarantee personal safety with existing alkaline battery charger housing.

At above problem, the purpose of this utility model provides a kind of alkaline battery charger housing and charger thereof that can fully guarantee personal safety.The purpose of this utility model realizes by the on/off device, and the on/off device is meant and is used for connecting, the device of disjunction power supply, as switch, contact etc.

A kind of alkaline battery charger housing comprises electronic component storehouse and rechargeable battery storehouse, it is characterized in that: establish on the opening part in the rechargeable battery storehouse of sealing the on/off device is housed.The on/off device disconnects along with the unlatching of opening, and power supply is cut off thereupon, closes along with the closure of opening, and power supply is switched on thereupon; Put when being recharged battery and dump can have been guaranteed personal safety thereby make.

A kind of alkaline battery charger comprises circuit, it is characterized in that: be provided with the on/off device between power supply and circuit.So, can will be located at the on/off device folding between power supply and circuit at any time as required, make dump or connection, especially dump can be guaranteed personal safety when being recharged battery putting.

The utility model is safe and reliable, and is easy to operate, simple and reasonable, and volume is little, in light weight, and the voltage and current that can fully power supply be imported is transformed into charging voltage and electric current, and the charge efficiency height is economical and practical, is a kind of very desirable substitute products.

Describe in detail below in conjunction with embodiment and accompanying drawing:

Fig. 1 is a kind of shell structure schematic diagram of the present utility model,

Fig. 2 is the upward view of Fig. 1,

Fig. 3 is the left view of Fig. 1;

Fig. 4 is an another kind of shell structure schematic diagram of the present utility model;

Fig. 5 is circuit theory diagrams of the present utility model,

Fig. 6 is the floating voltage oscillogram after the full-bridge rectification,

Fig. 7 is the no-load current oscillogram after the full-bridge rectification,

Fig. 8 is the voltage and current curve chart of charging output that adds the full bridge rectifier of rechargeable battery load,

Fig. 9 is a charging effect situation curve chart.

Among the figure: (1) housing, (2) electronic component storehouse, (3) on/off device, (4) be recharged battery, (5) charging negative electrode spring, (6) rechargeable battery storehouse, (7) charging positive electrode, (8) insurance resistance R 3, (9) LED 1, (10) plug, (11) lid hasp, (12) opening opening and closing part, (13) the housing enclosure, (14) suspension member, (15) plug upper shield, (16) contact.

Fig. 1 to Fig. 3 is the housing of a kind of box-like structure of the present utility model.Its housing (1) is a cuboid, opening opening and closing part (12) is for being hinged on the folding lid on rechargeable battery storehouse (6) the edge housing (1), on/off device (3) is for being located at touch-switch K2 (3) on another edge housing (1) of rechargeable battery storehouse (6), and is provided with on the edge of folding lid (12) that is provided with touch-switch K2 (3) and housing (1) and covers hasp (11).As long as be housed between charging positive electrode (7) and charging negative electrode spring (5) separately with will being recharged battery (4) on your marks, cover transparent vent cover (12), folding lid (12) just can be pushed down by the touch-switch K2 (3) that the lid hasp (11) that is located on folding lid (12) and the housing (1) will be located on rechargeable battery storehouse (6) the edge of opening housing (1), make circuit communication, make charger be in charged state; At this moment, as long as the concealed plug (10) that will be located on the housing (1) is released and is inserted in the supply socket, both begun to enter charging process.No matter when, as long as folding lid (12) opens, touch-switch K2 (3) can automatic disconnection, makes dump.So safe and reliable, can guarantee personal safety.Can hold multiple batteries simultaneously in the rechargeable battery storehouse (6) because of this structure, so the number batteries can be charged simultaneously.On the front portion of each charging positive electrode (7), all be provided with the hole of appearing of LED 1 (9), so that each LED 1 (9) that is provided with can be appeared, in order to understand the situation that every joint is recharged battery (4) at any time; On the front portion of each charging positive electrode (7), all be provided with the storehouse of putting of insurance resistance R 3 (8), so that settle corresponding each insurance resistance R 3 (8) that is provided with, be strayed into the short circuit that causes in rechargeable battery storehouse (6) and damage the rectifier cell of charger and influence the charging that other is recharged battery (4) because of every joint is recharged the reversal connection of battery (4) or electric conductor in order to guaranteeing not, and be convenient to repair.

Fig. 4 is a kind of pen-shaped structure decomposing schematic representation of the present utility model, i.e. a kind of housing of pen-shaped structure.Housing (1) is a cylinder, the bottom of cylinder is electronic component storehouse (2), electronic component storehouse (2) is gone up and to be rechargeable battery storehouse (6), an end is housed on the wall in the storehouse with distributing all is embedded in the other end in the electronic component storehouse (2) and guides into respectively and charge positive electrode (7) and be located at three road contacts (16) on each contact of sets of contacts on rechargeable battery storehouse (6) the opening part edge housing (1); Opening opening and closing part (12) is the gag of plug on the opening of rechargeable battery storehouse (6), and the bottom center of gag and the outside are provided with the electrode that is connected; On/off device (3) is for being located at the sets of contacts on rechargeable battery storehouse (6) the opening part edge housing (1) and being arranged on the sets of contacts K switch 1 that plug (10) bottom on the housing enclosure (13) top is formed.All be embedded in the other end in the electronic component storehouse (2) and guide into respectively and charge positive electrode (7) and be located at three road contacts (16) on each contact of sets of contacts on rechargeable battery storehouse (6) the opening part edge housing (1) because of an end is housed on the wall housing (1) storehouse in with distributing, promptly an end can be respectively be connected three road contacts (16) that the other end can be respectively contacts with each contact of sets of contacts on being located at rechargeable battery storehouse (6) opening part edge housing (1) with the positive electrode (7) that charges with corresponding site in the circuit; So, as long as each end that will be embedded in the electronic component storehouse (2) is connected with corresponding site in the circuit respectively, to be recharged battery (4) packs into the rechargeable battery storehouse (6) and gag beyond the Great Wall from the opening part of rechargeable battery storehouse (6), after again the housing enclosure (13) cover being put in place plug (10) two bottoms that are located on the housing enclosure (13) top are pressed on the sets of contacts that is located on rechargeable battery storehouse (6) the opening part edge housing (1), circuit has just been connected, and charger just is in charged state.At this moment, as long as the plug (10) that will be located on the housing enclosure (13) top is inserted in the supply socket, just begin to have entered charging process.Obviously, on/off device (3) can also be by being located at the sets of contacts on rechargeable battery storehouse (6) the opening part edge housing (1) and being arranged on the sets of contacts K switch 1 that the sets of contacts on plug (10) bottom on the housing enclosure (13) top is formed.In order to hold power status at any time, be provided with the hole of appearing of LED 1 (9) in the bottom center of housing (1), so that make the LED 1 (9) that the is provided with demonstration of to appear; For the rectifier cell that guarantees charger is not strayed into the short circuit that causes in rechargeable battery storehouse (6) and damages and be convenient to and repair because of being recharged battery (4) reversal connection or electric conductor, be provided with the storehouse of putting of insurance resistance R 3 (8) in the central authorities of gag, so that settle insurance resistance R 3 (8), the electrode on the gag bottom center and the outside is communicated with by insurance resistance R 3 (8); Attractive in appearance for flat appearance, be easy to carry, on the top of the housing enclosure (13), establish the plug upper shield (15) that contains suspension member (14) be housed.This structure safety and reliability more can be guaranteed personal safety.

Fig. 5 is the circuit theory diagrams of alkaline battery charger of the present utility model, contain the capacitance current-limiting circuit of forming by the capacitor C 1 and the resistance R 1 of parallel connection, by the indicating circuit that the LED 1 (9), resistance R 2 and the diode D2 that connect form, be in series with the full bridge rectifier D1 of insurance resistance R 3 (8) and the on/off device (3) of K1 or K2 on the output loop.On the two ends that indicating circuit that its capacitance current-limiting circuit is in parallel together and rectification circuit are connected on power supply, on/off device (3) is established and is contained between power supply and circuit.Guarantee personal safety by on/off device K1 or the K2 that between power supply and circuit, is provided with; Connect with full bridge rectifier D1 by the capacitance current-limiting circuit that current limiting capacitance C1 and discharge resistance R1 by parallel connection form, make the voltage and current of power supply input fully be transformed into charging voltage and electric current; By being connected in parallel on luminous indicating diode LED1, the dropping resistor R2 on the full bridge rectifier D1, the indicating circuit that step-down rectifier diode D2 forms, hold power supply and the situation that is recharged battery (4) at any time by series connection; By series connection insurance resistance R 3 (8) on the output loop of full bridge rectifier D1, guarantee that rectifier cell does not damage because of the reversal connection that is recharged battery (4) or electric conductor are strayed into the short circuit that causes in rechargeable battery storehouse (6), and be convenient to reparation.

As can be seen from Figures 6 and 7, be 310V-220V with the floating voltage peak value of the alkaline battery charger of this circuit, electric current is about 35mA, and is the 100Hz pulse state; Promptly Shu Chu charging voltage peak value is between 220-310V, and charging current and is the 100Hz pulse state about 35mA.Small pulsating voltage provides good power supply for battery charge.As can be seen from Figure 8, after being recharged battery (4) on the charge circuit band, the charging voltage of charger is presented on about 1.5V immediately, and current stabilization is between 30-50mA; Therefore the battery (4) that is recharged the time is equivalent to a catching diode.Fig. 9 has shown the battery charge effect situation curve chart of passing with the charging interval.When charging near at the end, charging voltage begins to skyrocket and charging current is corresponding reduces, but both just are tending towards straight after arriving certain limiting value.So alkaline battery charger of the present utility model can not only be guaranteed personal safety, the voltage and current that can also fully power supply be imported is transformed into charging voltage and electric current, improved charge efficiency greatly, and simple and reasonable, volume is little, in light weight, economical and practical.

Claims (10)

1, a kind of alkaline battery charger housing comprises electronic component storehouse (2) and rechargeable battery storehouse (6), it is characterized in that: establish on the opening part in the rechargeable battery storehouse of sealing (6) on/off device (3) is housed.

2, alkaline battery charger housing according to claim 1, it is characterized in that: housing (1) is a cuboid, opening opening and closing part (12) is for being hinged on the folding lid on rechargeable battery storehouse (6) the edge housing (1), on/off device (3) is for being located at touch-switch K2 (3) on another edge housing (1) of rechargeable battery storehouse (6), and is provided with on the edge of folding lid (12) that is provided with touch-switch K2 (3) and housing (1) and covers hasp (11).

3, alkaline battery charger housing according to claim 2 is characterized in that: the storehouse of putting that all is provided with the appear hole and the insurance resistance R 3 (8) of LED 1 (9) on the front portion of each charging positive electrode (7).

4, alkaline battery charger housing according to claim 1, it is characterized in that: housing (1) is a cylinder, the bottom of cylinder is electronic component storehouse (2), electronic component storehouse (2) is gone up and to be rechargeable battery storehouse (6), an end is housed on the wall in the storehouse with distributing all is embedded in the other end in the electronic component storehouse (2) and guides into respectively and charge positive electrode (7) and be located at three road contacts (16) on each contact of sets of contacts on rechargeable battery storehouse (6) the opening part edge housing (1); Opening opening and closing part (12) is the gag of plug on the opening of rechargeable battery storehouse (6), and the bottom center of gag and the outside are provided with the electrode that is connected; On/off device (3) is served as reasons and is located at the sets of contacts on rechargeable battery storehouse (6) the opening part edge housing (1) and is arranged on plug (10) bottom on the housing enclosure (13) top or sets of contacts K switch 1 that sets of contacts that plug (10) bottom is provided with is formed.

5, alkaline battery charger housing according to claim 4, it is characterized in that: the bottom center of housing (1) is provided with the hole of appearing of LED 1 (9); The central authorities of gag are provided with the storehouse of putting of insurance resistance R 3 (8), and the electrode on the bottom center and the outside is communicated with by insurance resistance R 3 (8); Establish on the top of the housing enclosure (13) the plug upper shield (15) that contains suspension member (14) is housed.

6, a kind of alkaline battery charger comprises circuit, it is characterized in that: be provided with on/off device (3) between power supply and circuit.

7, alkaline battery charger according to claim 6, it is characterized in that: circuit comprises capacitance current-limiting circuit and rectification circuit, the capacitance current-limiting circuit is connected on the two ends of power supply with rectification circuit.

8, according to claim 6 or 7 described alkaline battery chargers, it is characterized in that: on rectification circuit, be parallel with indicating circuit.

9, according to claim 6,7 or 8 described alkaline battery chargers, it is characterized in that: the capacitance current-limiting circuit is made up of the capacitor C 1 and the resistance R 1 of parallel connection, indicating circuit is made up of LED 1 (9), resistance R 2 and the diode D2 of series connection, and rectification circuit is full bridge rectifier D1.

10, alkaline battery charger according to claim 9 is characterized in that: series connection insurance resistance R 3 (8) on the output loop of full bridge rectifier D1.

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