CN2691142Y - New accumulator quick charger - Google Patents

Abstract

The utility model relates to a new accumulator quick charger, comprising a shell body and a circuit board. A transformer is used as an electric network insulator. The primary winding end of the transformer is provided with an alternating current accommodator, and the secondary winding of the transformer is provided with a strong pulse electric generator. The full wave rectifier is provided on the secondary winding end of the transformer of the electric network insulator. The strong pulse electric generator is provided on the input end of the full wave rectifier. The output end of the full wave rectifier is connected with an electric voltage sensing control device, a discharging control device and a full electric controller in parallel. A short circuit protector is provided between the output end of the full wave rectifier and the electric voltage sensing control device. A polarity detector is connected with the electric voltage sensing control device, the discharging control device and the full electric controller in parallel. The input end of the polarity detector is connected with a rectifier diode and a charging through switch in series. The rectifier diode can prevent the current of the accumulator from reversely flowing. The novel charging device has the advantages of strong versatility, fast charging, safety and reliability, small volume, low cost, energy saving, etc.

Description

A kind of novel storage battery quick charger

(1) technical field:

The utility model relates to a kind of battery charging equipment, and particularly a kind of permission quick charge, safe and reliable can be widely used in the novel quick charger of various charge in batteries.

(2) background technology:

The charger kind of Chu Xianing is more in the market, mainly is to be used for nickel-cadmium cell, lithium battery or lead-acid battery.Most of chargers only adapt to the charging of corresponding storage battery to be used, and serviceability is all more single, and it can only be used for the cadmium-nickel storage cell charging as the cadmium-nickel storage cell charger, and can not be used on the lead-acid battery.And shortcomings such as the ubiquity charging interval is long, charging process generation heat greatly, easily produces a large amount of bubbles, capacitance of storage is little, power consumption, circuit structure complexity.Along with the reinforcement of present environmental consciousness, the restriction of natural resources, electric energy will replace vapour, diesel fuel applications more on engine.At home, the market of electric bicycle grows steadily, and electric bicycle also will become the indispensable vehicles in people's life.Yet also there are many problems in electric bike battery charging aspect.At present, also do not have a kind of charger for electric bicycle can be fast, economize on electricity, adapt to its charging needs safely and reliably, especially the charger produced in this regard of each producer can't general (referring in the identical voltage scope of storage battery), causes a lot of inconvenience of consumer.Now general charger all is that volume is bigger, is recharged the pond and easily generates heat.

(3) utility model content:

The purpose of this utility model is to provide a kind of highly versatile, quick, safe and reliable, the energy-conservation novel storage battery quick charger of charging for the public.

This novel quick charger also is made up of housing and the circuit board that is packed in the housing, comprising AC power circuit in the circuit on the circuit board, the electrical network isolator, the hard pulse electric generator, full-wave rectifier, short-circuit protector, the voltage sensor controller, switch is connected in charging, with battery terminal interface and the polarity detector that connects, discharge controller, full electric controller, the primary coil of the transformer of its AC power circuit and electrical network isolator joins, in AC power circuit, connecting mains switch and mains switch indicating device routinely, light-emitting diode cloth in mains switch and the mains switch indicating device is contained on the housing, different is, be hinged with one with resistance at outprimary as the transformer of electrical network isolator, the ac regulator of electric capacity combination in parallel, the out-secondary of transformer be hinged with one at the same level and connect the hard pulse electric generator of composition with 2 diodes and 2 electrochemical capacitors, the full-wave rectifier tipping is at the out-secondary of the transformer of electrical network isolator, hard pulse electric generator tipping is at the input of full-wave rectifier, at the output of full-wave rectifier and connect the voltage sensor controller, discharge controller, full electric controller; The voltage sensor controller encapsulates the voltage sensitive sensor that forms by a piezo-resistance and a large power triode and forms; As instantaneous discharge load and the discharge controller that prevents overdischarge is that a discharge resistance is to add insulating ceramics and the cement encapsulation forms by a thermistor, prevent the electric controller that is full of that overcharges, mainly by two thermistors when super-large current passes through, the actuating of relay, instantaneous disconnection charging makes the led lighting caution that is installed on the housing simultaneously; The short-circuit protector tipping is between the output and voltage sensor controller of full-wave rectifier; with battery terminal interface and the polarity detector that connects by detect voltage meter and sense switch is formed, with voltage sensor controller, discharge controller, full electric controller and connect, install connecting at the input of polarity detector and prevent rectifier diode and the charging connection switch that battery current flows backwards.

The method that the utility model adopts is " a non-resistance constant voltage process ", and promptly " elimination " storage battery Ohmic resistance composition is avoided the charging problem that causes because of resistance error.And the charging current of output is the hard pulse direct current, the ingenious combination of ac regulator and hard pulse electric generator, the electrical network isolator adopts wattage transformer just can produce the hard pulse electric current, and voltage sensor controller, full electric, discharge controller three functions also connect and can prevent the charger abnormal heating effectively.The charging of employing the method, charging current descends in time, allows quick charge.This New-type charge device can also adapt to the structure of various storage batterys well, need not consider its service life and charged state.Can be made into the charger of small size with conventional element, charging current can reach 100A.

(4) description of drawings:

Fig. 1 is a circuit structure framework intention of the present utility model;

Fig. 2 is the internal wiring figure of voltage sensitive sensor in this New-type charge device;

Fig. 3 is a basic circuit diagram of the present utility model.

(5) embodiment:

What adopted on the circuit board in the utility model all is conventional element, and line construction is simple relatively.AC power circuit, full-wave rectifying circuit, voltage sensor controller, discharge controller, full electric controller all are routine techniques, and different is, the combination of ac regulator, hard pulse electric generator and electrical network isolator, and ac regulator is by a resistance R ₂, place's capacitor C ₂Parallel connection combines, and the hard pulse electric generator is by 2 diode D ₂, D ₃With 2 electrochemical capacitor C ₃, C ₄The composition that also connects at the same level can adopt transformer about 10A as the transformer B of electrical network isolator, has significantly reduced the easily problem of heating of transformer.The primary coil termination ac regulator of transformer, secondary coil termination hard pulse electric generator by above ingenious combination, adopt wattage transformer just can produce the hard pulse electric current, and full-wave rectifier is by D ₄, D ₅, D ₆, D ₇Form, the tipping of hard pulse electric generator is at the input of full-wave rectifier, and voltage sensor is by thermistor R ₄, relay J _A, unidirectional controllable silicon S ₁, voltage sensitive sensor R ^* ₅And resistance R ₆Form, wherein voltage sensitive sensor R ^* ₅Add insulating ceramics and the cement encapsulation forms by a piezo-resistance and large power triode, discharge controller is a discharge resistance R ^* ₇Full electric control indicating device is by thermistor R ₈, R ₉, resistance R ₁₀, be full of electricity caution light-emitting diode LDE ₂, relay J _B, unidirectional controllable silicon S ₂Form; Also follow voltage sensor, discharge controller, full electric controller at the output of full-wave rectifier, polarity detector is to detect voltage meter V and sense switch K by one _B-1Compose in series, be provided with the interface that joins with battery terminal,, between the circuit between full-wave rectifier and the voltage sensor, be provided with a short-circuit protector R for the general protection entire circuit at the two ends of polarity detector ₃, installing the rectifier diode D that prevents storage battery E electric current backflow at the input of polarity detector ₈Connect K switch with a charging _A-1, the K switch of using during this is novel _ABe the 8 pin formula push-button switches that adopt with a light-emitting diode, can open or close power supply and charging circuit, K switch simultaneously _AOn light-emitting diode as LDE ₁K switch _BWith K switch _ASimilar model, light-emitting diode is as LDE on it ₂

The components and parts that easily generate heat in this New-type charge device are B, R ^* ₅, R ^* ₇, R ₄, R ₈, R ₉Deng the charger problems of too of easily generating heat is the ubiquitous problem of present all kinds of charger, ingenious design by the inventor makes most of easily heating components and parts, all be to switch in short-term in charging process, the most of the time no current passes through, thereby has controlled the unnecessary reactive loss of easy heating components and parts.Simultaneously, also simplified circuit greatly, protected relevant components and parts, improved charge efficiency, security reliability, also saved electric energy, this charger volume is little, cost is low.

Claims (1)

1; a kind of novel storage battery quick charger; it is made up of housing and the circuit board that is packed in the housing; comprising AC power circuit in the circuit on the circuit board; the electrical network isolator; the hard pulse electric generator; full-wave rectifier; short-circuit protector; the voltage sensor controller; switch is connected in charging; with battery terminal interface and the polarity detector that connects; discharge controller; full electric controller; the primary coil of the transformer of AC power circuit and electrical network isolator joins; in AC power circuit, connecting mains switch and mains switch indicating device; light-emitting diode cloth in mains switch and the mains switch indicating device is contained on the housing, it is characterized in that: the outprimary as the transformer B of electrical network isolator is being hinged with one with resistance R ₂, capacitor C ₂The ac regulator of combination in parallel is being hinged with one with 2 diode D at the out-secondary of transformer B ₂, D ₃With 2 electrochemical capacitor C ₃, C ₄At the same level and connect the hard pulse electric generator of composition, the full-wave rectifier tipping is at the out-secondary of the transformer B of electrical network isolator, the tipping of hard pulse electric generator is at the input of full-wave rectifier, at the output of full-wave rectifier and then voltage sensor controller, discharge controller, full electric controller, the voltage sensor controller by thermistor R ₄, relay J _A, unidirectional controllable silicon S ₁, resistance R ₆And by a piezo-resistance and the voltage sensitive sensor R that the large power triode encapsulation forms ^* ₅Form, discharge controller is that the thermistor encapsulation forms, and full electric controller is by two thermistor R ₈, R ₉, relay J _B, unidirectional controllable silicon S ₂, resistance R ₁₀Be full of electricity caution light-emitting diode LDE ₂Form short-circuit protector R ₃Tipping between the output and voltage sensor controller of full-wave rectifier, with battery terminal interface and the polarity detector that connects be by detecting voltage meter V and sense switch K _B-1Form, with voltage sensor controller, discharge controller, full electric controller and connect, install connecting at the input of polarity detector and prevent the rectifier diode D that battery current flows backwards ₈Connect K switch with charging _A-1

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