CN201063916Y - Intelligent multifunctional energy-saving lamp - Google Patents

Abstract

The utility model relates to the technical field of lamps and lanterns, it discloses a multi-functional electricity-saving lamp of intelligence. The utility model discloses a: fluorescent tube, battery, high frequency switch circuit, charging circuit, wherein, high frequency switch circuit and charging circuit link to each other its characterized in that with fluorescent tube and battery respectively: and a switching circuit and an inversion boosting circuit are connected in parallel between the high-frequency switching circuit and the charging circuit. The utility model integrates a plurality of circuits, has simple circuit structure, can realize high-low voltage conversion in the original control circuit, can automatically carry out high-frequency charging and variable-voltage charging under the illumination of commercial power, and has the functions of AC and DC; the multifunctional emergency protection device has an all-round automatic protection function, is light in weight and long in emergency time, can meet the requirements of common illumination, family emergency, engineering emergency, field stall, temporary building, field repair and the like, and is very convenient to use.

Description

An intelligent multifunctional energy-saving lamp

Technical field:

The utility model relates to the technical field of lamps, in particular to an energy-saving lamp which can be powered by an internal storage battery after power failure.

Background technique:

Energy-saving lamps are widely used in people's daily life. There are many types of energy-saving lamps. Among them, there is a battery inside the energy-saving lamp. The battery can be charged during use. When there is a power failure, the battery can continue to supply power. , play the role of emergency lights. The energy-saving lamps currently on the market are converted by relays, and are charged by iron-core transformers or controlled by multiple control lines. The lines are relatively complicated, and the emergency time is short, so the use effect is not ideal.

Utility model content:

The purpose of the utility model is to provide an intelligent multifunctional energy-saving lamp for the shortcomings of the prior art, which has the characteristics of simple circuit structure, high-frequency charging and variable voltage charging, and long emergency time.

In order to achieve the above purpose, the utility model includes: a lamp tube, a storage battery, a high-frequency switching circuit, and a charging circuit, wherein the high-frequency switching circuit and the charging circuit are respectively connected to the lamp tube and the storage battery, and is characterized in that: the high-frequency switching circuit and the charging circuit A switch circuit and an inverter boost circuit are connected in parallel between the circuits.

The storage battery is also connected with an anti-overcharge and anti-overdischarge circuit.

The switching circuit is composed of a triode, two electrolytically connected capacitors, a resistor, a rectifier diode, and a voltage stabilizing diode that provide forward voltage and negative voltage respectively to the triode.

The storage battery is a 6V lead-acid maintenance-free battery.

The beneficial effect of the utility model is that it integrates various circuits, the circuit structure is relatively simple, and the high and low voltage conversion can be realized in the original control circuit. It can be used for both AC and DC; it has all-round automatic protection function, light weight, and long emergency time. It can meet the requirements of general lighting, household emergency, engineering emergency, field stalls, temporary buildings, and field repairs. It is very convenient to use.

Description of drawings:

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the circuit schematic diagram of the utility model.

Detailed ways:

The following descriptions are only preferred embodiments of the present utility model, and do not therefore limit the protection scope of the present utility model.

See shown in accompanying drawing 1: intelligent multifunctional energy-saving lamp of the present utility model comprises: lamp tube, accumulator (accumulator adopts 6V lead-acid maintenance-free battery, and protection voltage is 7V, and anti-overdischarge voltage is 4V to improve battery service life). Among them, the lamp tube is connected with the high-frequency switch circuit composed of R2, R4, C3, DB3, Q1, Q2, T1, T2, T3. In addition, the front end of the high-frequency switch circuit is also connected with a rectifier bridge (D2-D5) And the rectification and filtering circuit formed by the filter capacitor C1; the storage battery is connected to the charging circuit formed by the B2-1 and B2-2 high-frequency transformer secondary, the full-wave rectification high-frequency tubes D16-D17, and the triode Q7. A switching circuit composed of R1, R2, D1, C6, D9, D10, C7, R7, R8 and Q3 is connected in parallel with the front end of the high-frequency switching circuit and the charging circuit. In addition, an anti-overcharge protection circuit composed of D14, Q6, R12, and R13 and an anti-overdischarge protection circuit composed of D11 and R10 are provided at the front end of the charging circuit. The inverter boost circuit is mainly composed of Q5, D13, R16, Q8, Q9, B1-3, B1-1, B1-2, D18-D21, its input end is connected with the switching circuit, and its output end is respectively connected with the lamp tube connected to the battery.

Briefly describe the working principle of the present utility model below:

(1) In the case of commercial power, use R1 to step down, D1 and D9 to rectify, to charge the electrolytic capacitor C6, D9 provides 12V forward voltage to Q3, the base of Q3 gets the forward voltage and cuts off, reverse The step-up circuit stops working;

(2) When the mains lighting is working, the high-frequency switching circuit composed of D2-D5 rectification and C1 filtering, R2, R4, C3, DB3, Q1, Q2, T1, T2, and T3 is high-frequency through both ends of L1-2. At the same time, the B2-1 and B2-2 high-frequency transformers get 9V voltage from the secondary side, which is full-wave rectified by D16-D17 high-frequency tubes and then charged to the battery through Q7, and D14 and Q6, R12, R13 Protect the battery from overcharging.

(3) In the case of a mains power failure, use the mains line and the internal resistance of the electrical appliance and the control switch to return, and the negative voltage of the battery will charge the capacitor C7 through R1, R2, and R3, so that the base of Q3 will get a negative signal voltage, and the negative signal voltage will be reversed. The variable booster starts boosting at the same time, and after being rectified by the high-frequency tube, it is sent to the high-frequency switching circuit to light up the lamp tube. In addition, the anti-over-discharge protection circuit composed of D11 and R10 can protect the battery from over-discharge.

Claims (4)

1. A kind of intelligent multifunctional energy-saving lamp, it comprises: lamp tube, accumulator, high-frequency switching circuit, charging circuit, wherein, high-frequency switching circuit and charging circuit are connected with lamp tube and accumulator respectively, it is characterized in that: high-frequency switch A unique switching circuit and an energy-saving inverter boost circuit are connected in parallel between the circuit and the charging circuit. 2. The intelligent multifunctional energy-saving lamp according to claim 1, characterized in that: the storage battery is also connected with an anti-overcharge and anti-overdischarge circuit. 3. The intelligent multi-purpose energy-saving lamp according to claim 1 or 2, characterized in that: the switching circuit is composed of a triode and two electrolytic capacitors, resistors, Composed of rectifier diodes and Zener diodes. 4. The intelligent multi-purpose energy-saving lamp according to claim 3, wherein the battery is a 6V lead-acid maintenance-free battery.

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