CN2221853Y

CN2221853Y - DC neon lamp

Info

Publication number: CN2221853Y
Application number: CN 94239962
Authority: CN
Inventors: 卢湘岳
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-12-30
Filing date: 1994-12-30
Publication date: 1996-03-06
Anticipated expiration: 2004-12-30

Abstract

The utility model relates to a DC neon lamp which belongs to the technical fields of the neon lamp and ignition thereof, and electronic conversion. The utility model comprises mainly a power source the power source is a DC power whose voltage can be as low as 1.5 volt), a signal generation circuit (the circuit is a pulse generator which comprises resistors, capacitors, and an integrated circuit or a transistor or a pair of transistors; the oscillation frequency is from 1KHz to 20 MHz; the output signals is sent to a storage element), an energy storage element (the energy storage element is a pulse transformer which comprises a ferrite core, a primary winding and a secondary winding; the turns of the secondary winding is more than the turns of the primary winding) and a neon lamp tube (the neon lamp tube which is connected across the secondary winding of the pulse transformer can be straight or curved. The utility model is suitable for making various DC neon lamps such as a chain-shaped DC neon lamp, a sucking plate type DC neon lamp, a rabbit-shaped DC neon lamp and a floating DC neon lamp.

Description

The direct current neon light

The utility model relates to a kind of direct current neon light, belongs to neon light and lights and electronics Semiconductor Converting Technology field.

Existing neon light is lighted after boosting with AC power, and the low pressure neon light of Tui Chuing in recent years though keep-alive voltage has reduced, but still must be used AC power.The shortcoming of background technology is that neon light can not use in the place that does not have AC power.

The purpose of this utility model is to provide a kind of direct current neon light of lighting with DC power supply.

Fig. 1 is the structured flowchart of direct current neon light, and wherein 1 is power supply, the 2nd, and signal generating circuit, the 3rd, energy-storage travelling wave tube, A and B are respectively lead-out terminals, the 4th, neon light tube.Fig. 2 is the circuit diagram of direct current neon light (embodiment 1), and wherein 8,12 and 13 is resistance, and 9,10 and 14 is electric capacity, and 6 and 7 is that transistor is right, the 11st, and integrated circuit, the 15th, power supply, the 31st, switch, the 16th, pulse transformer.Fig. 3 is the outside drawing of chain direct current neon light.Fig. 4 is the circuit diagram of direct current neon light (embodiment 2), and wherein 23 is resistance, the 25th, and electric capacity, the 24th, transistor, 26 and 27 is that transistor is right, the 21st, power supply, the 22nd, switch, the 28th, pulse transformer.Fig. 5 is the outside drawing of suction disc formula direct current neon light, and wherein 5 is suckers, the 32nd, and shell.Fig. 6 is the outside drawing of direct current rainbow rabbit lamp, and wherein 17 is lamp stands, the 18th, and the handle box.Fig. 7 is the outside drawing of the floating lamp of direct current rainbow, and wherein 19 is circle boxes, the 20th, and spherical shell.

Existing accompanying drawings composition of the present utility model, circuit connect and the work principle.

The utility model is mainly by power supply 1, signal generating circuit 2, and energy-storage travelling wave tube 3 and secondary rainbow fluorescent tube 4 are formed.Power supply 1 is that voltage is not less than 1.5 volts, be intended to chemical power source such as dry cell to signal generating circuit 2 and energy-storage travelling wave tube 3 power supplies, storage battery, D.C. regulated power supply, or DC generator, signal generating circuit 2 is by electronic devices and components such as resistance, electric capacity, integrated circuit or transistor, the transistor equity connects into, obtain powering from power supply 1, frequency of oscillation is in 1KHz～20MHz scope, output signal is added in the pulse generator on the energy-storage travelling wave tube 3, energy-storage travelling wave tube 3 is contain ferrite magnetic cores, primary and secondary two windings are arranged, the number of turn of secondary winding is more than elementary winding, elementary winding is across the output of signal generating circuit 2, the two ends of secondary winding are respectively the pulse transformer of lead-out terminal A and B, neon light tube 4 is straight or crooked neon light tubes, and two electrode is connected with B with the lead-out terminal A of energy-storage travelling wave tube 3 respectively.

Embodiment 1, this example is mainly by resistance 8 (1.2M, 1/4W), resistance 12 (1K, 1/4W), resistance 13 (5K, 1/4W), electric capacity 9 (0.1 μ f, porcelain is situated between), electric capacity 10 (0.1 μ f, porcelain is situated between), electric capacity 14 (0.001 μ f, porcelain is situated between), integrated circuit 11 (NE555), transistor are to 6,7 (8050 * 2 or other similar NPN type silicone tubes), switch 31 (1 * 1 switch), power supply 15 (voltage is 12 volts storage battery), pulse transformer 16 (is on the IE type ferrite magnetic core of 12 millimeters * 12 millimeters and magnetic permeability mu＞100 at the beginning of the coiling at sectional area, secondary winding, elementary winding twines 30 circles with the enamelled wire of 0.18 millimeter of diameter, secondary winding twines 4 with the enamelled wire of 0.1 millimeter of diameter, 000 circle, secondary winding two ends are respectively lead-out terminal A and B) and neon light tube 4 electronic devices and components compositions such as (maximum length reach 80 centimetres, straight or crooked neon light tube).Circuit connects.The positive pole of power supply 15 is connected with an end of switch 31, the negative pole of the other end of switch 31 and power supply 15 is connected with the 1st pin with the 8th pin of integrated circuit 11 respectively, the 4th pin of integrated circuit 11 is connected with the 8th pin, resistance 12 is connected across between the 7th pin and the 4th pin of integrated circuit 11, the 2nd pin of integrated circuit 11 is connected with the 6th pin, resistance 13 is connected across between the 7th pin and the 6th pin of integrated circuit 11, electric capacity 14 is connected across between the negative pole of the 2nd pin of integrated circuit 11 and power supply 15, electric capacity 10 is connected across between the 5th pin and the 1st pin of integrated circuit 11, the base stage of transistor 6 is connected with the base stage of transistor 7, the collector electrode of transistor 6 is connected with the 8th pin of integrated circuit 11, the emitter of transistor 6 is connected with the collector electrode of transistor 7, the two ends of the elementary winding of pulse transformer 16 are connected with the emitter of transistor 7 and the 1st pin of integrated circuit 11 respectively, resistance 8 is connected across between the collector electrode and base stage of transistor 6, electric capacity 9 is connected across between the 3rd pin of the base stage of transistor 6 and integrated circuit 11, and the two poles of the earth of neon light tube 4 are connected (not shown) with lead-out terminal A with B respectively.Operation principle.Connect switch 31, integrated circuit 11 and transistor are worked because of obtaining power supply 15 power supplies to 6,7.During start, electric capacity 14 is uncharged, and its terminal voltage is 0 volt, and the voltage of the 2nd pin of integrated circuit 11 is 0 volt also, is lower than 1/3 supply voltage, and 4 volts, the 3rd pin output high pressure (supply voltage, 12 volts) of integrated circuit 11.Then, to electric capacity 14 chargings, the terminal voltage of electric capacity 14 rises power supply 15 through resistance 12,13.When this terminal voltage rises to 2/3 supply voltage, in the time of 8 volts, the voltage of the 6th pin of integrated circuit 11 also is 8 volts, convert conducting to by disconnection between the 7th pin of integrated circuit 11 and the 1st pin, filled electric electric capacity 14 through resistance 13, integrated electric 11 the 7th pin and the discharge of the 1st pin, the terminal voltage of electric capacity 14 descends, the 3rd pin output low pressure of integrated circuit 11,0 volt.When the terminal voltage of electric capacity 14 is reduced to 1/3 supply voltage, in the time of 4 volts, the 3rd pin of integrated circuit 11 output high pressure, the state when circuit has been equivalent to be returned to start.After this, circuit goes round and begins again, and vibration is not stopped, and does not just repeat here.The frequency of oscillation f of circuit, by the decision of the numerical value of resistance 12,13 and electric capacity 14:

F=1.443 ÷ [(resistance 12+2 * resistance 13) * electric capacity 14] the wherein unit of f is Hz, and resistance 12 and 13 unit are M Ω, and the unit of electric capacity 14 is μ f.Numerical value substitution following formula with resistance 12,13 and electric capacity 14 knows that this routine frequency of oscillation f is about 130KHz, is positioned at the scope of 1KHz～20MHz.The 3rd pin of integrated circuit 11 output rectangular pulse is coupled to transistor to 6,7 base stage through electric capacity 9.Resistance 8 provides bias current for transistor to 6,7.Transistor is an output signal to the voltage of 6,7 emitter, follow transistor to 6,7 base input signal, it also is rectangular pulse, be added in the elementary winding two ends of pulse transformer 16, the secondary winding of pulse transformer 16 is just lighted the high-voltage rectangular pulse that is connected across the neon light tube 4 between these two terminals through lead-out terminal A and B output.Neon light tube 4 is that maximum length is 80 centimetres, neon light tube straight or bending.The also available many short neon light tubes in parallel mutually of neon light tube 4 replace.It is many length 5.5～6.5 centimetres neon light tube, line up long string, each other at a distance of 2.5～3.5 centimetres, be connected in parallel mutually, again these fluorescent tubes are inserted in the transparent plastic tube together with electric wire, formation can be made flexible bending, can be bent into the chain direct current neon light of curvilinear figure, and two ends of electric wire are connected with B with lead-out terminal A respectively.

Embodiment 2.This example is mainly by resistance 23 (3.9K, 1/8W), electric capacity 25 (2200pf, porcelain is situated between), transistor 24 (2S9014 or other similar NPN type silicone tubes), transistor is to 26,27 (2N6036 or replace with two positive-negative-positive germanium tubes), switch 22 (1 * 1 switch), power supply 21 (voltage is 1.5 volts dry cell), pulse transformer 28 (is on the IE type ferrite magnetic core of 12 millimeters * 12 millimeters and magnetic permeability mu＞100 at the beginning of the coiling at sectional area, secondary winding, elementary winding twines 50 circles with the enamelled wire of 0.18 millimeter of diameter, secondary winding twines 4100 circles with the enamelled wire of 0.1 millimeter of diameter, and the secondary winding two ends are respectively lead-out terminal A and B) and neon light tube 4 (maximum length is 25 centimetres, straight or crooked neon light tube) waits the electronic devices and components composition.Circuit connects.The positive pole of power supply 21 is connected with an end of switch 22, the other end of switch 22 is connected with an end of resistance 23, the other end of resistance 23 is connected with the base stage of transistor 24, the emitter of transistor 24 is connected with the negative pole of power supply 21, transistor is to 26,27 base stage is connected with the collector electrode of transistor 24, electric capacity 25 is connected across transistor to 26, between the base stage of 27 collector electrode and transistor 24, transistor is connected with the other end of switch 22 26,27 emitter, and the elementary winding of pulse transformer 28 is connected across transistor to 26, between the negative pole of 27 collector electrode and power supply 21, the two poles of the earth of neon light tube 4 are connected (not shown) with lead-out terminal A with B respectively.Operation principle.Connect switch 22, transistor 24 and transistor are worked because of the power supply that obtains power supply 21 to 28,27.During start, electric capacity 25 is uncharged, and its terminal voltage is 0 volt, and the base of transistor 24-generating is pressed and also is 0 volt, transistor 24 ends, it is 0 volt that transistor is pressed base-generating of 26,27, and transistor is to 26,27 end, transistor is to 26,27 collector electrode output voltage, and the voltage that promptly is added on the elementary winding of pulse transformer 28 is 0 volt.To electric capacity 25 positive charge, the terminal voltage of electric capacity 25 rises power supply 21 through the elementary winding of resistance 23 and pulse transformer 28, and rising is thereupon pressed in the base of transistor 24-generating.When the base-generating voltage rise to 0.6 of crystal 24 lies prostrate, transistor 24 beginning conductings, transistor is to 26,27 conductings thereupon, the terminal voltage of the elementary winding of pulse transformer 28 (upper end for just) rises, with the terminal voltage superposition of electric capacity 25 together, cause transistor 24 and transistor to enter the saturation conduction state rapidly to 26,27.Transistor is about 0.3 volt to 26,27 saturation voltage drop, and the terminal voltage of the elementary winding of pulse transformer 28 just deducts transistor to 26,27 saturation voltage drop for supply voltage, i.e. the 1.5-0.3=1.2 volt.The terminal voltage of the elementary winding of pulse transformer 28 makes electric capacity 25 reverse chargings through the base-Power Generation Road of forward biasing.When electric capacity 25 reverse chargings began, the terminal voltage sum for the elementary winding of the terminal voltage of electric capacity 25 and pulse transformer 28 was pressed in the base of transistor 24-generating, i.e. the 0.6+1.2=1.8 volt.Along with electric capacity 25 reverse chargings, the base of transistor 24-generating drops.When the base-generating pressure drop of transistor 24 is 0.6 volt, when promptly the terminal voltage of electric capacity 25 was reduced to-0.6 volt, transistor 24 ended, transistor is to 26,27 end thereupon, and the terminal voltage of the elementary winding of pulse transformer 28 is reduced to 0 volt, and the base of transistor 24-generating pressure drop is-0.6 volt.Then, to electric capacity 25 positive charge, the terminal voltage of electric capacity 25 rises power supply 21 through resistance 23.When the terminal voltage of electric capacity 25 rises to 0 volt, the state when circuit has been returned to start.After this, circuit goes round and begins again, and vibration is not stopped, and does not just repeat here.The main numerical value and the inductance of the elementary winding of pulse transformer 28 with resistance 23, electric capacity 25 of the frequency of oscillation f of circuit is relevant, and more complicated is difficult to estimation, and is generally definite by test.The measured value of the frequency of oscillation f that this is routine is about 2KHz, is positioned at the scope of 1KHz～20MHz.Transistor is to 26,27 emitter output rectangular pulse, be added in the elementary winding two ends of pulse transformer 28, the secondary winding of pulse transformer 28 is just lighted the high-voltage rectangular pulse that is connected across the neon light tube 4 between these two terminals through the output of lead-out terminal A and B.Neon light tube 4 is that maximum length is 25 centimetres, neon light tube straight or bending.

Whole electronic devices and components except that switch 22 and neon light tube 4 of this example are installed in the flat box 32, switch 22 is installed on the side panel of this box, neon light tube 4 is installed on the top panel of this box, 2～6 suckers 5 that can depend on glass plate or iron plate are installed on the bottom panel of this box, constitute suction disc formula direct current neon light, sucker 5 is colloid or magnetic chuck, and neon light tube 4 is that maximum length is 25 centimetres, straight or crooked neon light tube.

Whole electronic devices and components except that switch 22 and neon light tube 4 of this example are installed in the handle box 18 of band lamp stand 17, switch 22 is installed on the handle box 18, through two wires that lamp stand 17 is drawn respectively be contained in the transparent protection box (as organic glass case), be bent into the shape of rabbit (or other toys), maximum length is that the two poles of the earth of 25 centimetres neon light tube 4 connect, and constitutes direct current rainbow rabbit (or other toys) lamp.

Whole electronic devices and components except that switch 22 and neon light tube 4 of this example are installed in the round box 19 of watertight, rainbow fluorescent tube 4 and switch 22 are installed on the top panel of round box 19, on the top panel of circle box 19, formation can swim in the floating lamp of direct current rainbow on the water surface to transparent spherical shell 20 with watertight bind mode housing.

Compare with background technology, the utility model has following advantage:

1. the DC neon lamp that relates to of the utility model can be lighted with direct current, hands over not having Use in the place of stream power supply, also can light with voltage-stabilized power supply, is having the area that exchanges power supply to make With.

2. the direct current neon light that relates to of the utility model, not only circuit is simple, dependable performance, and also cheap for manufacturing cost, be easy to promotion and implementation.

Therefore, the utility model is particularly suitable for being used for making various portable neon lights, the toy neon light, and the neon light that uses on neon light jewelry and the car and boat is a rising new technology.

Claims

1. direct current neon light, mainly by power supply 1, signal generating circuit 2, energy-storage travelling wave tube 3 and secondary rainbow fluorescent tube 4 are formed, it is characterized in that, power supply 1 is that voltage is not less than 1.5 volts, be intended to chemical power source such as dry cell to signal generating circuit 2 and energy-storage travelling wave tube 3 power supplies, storage battery, D.C. regulated power supply, or DC generator, signal generating circuit 2 is by electronic devices and components such as resistance, electric capacity, integrated circuit or transistor, the transistor equity connects into, and obtains powering from power supply 1, and frequency of oscillation is in 1KHz～20MHz scope, output signal is added in the pulse generator on the energy-storage travelling wave tube 3, energy-storage travelling wave tube 3 is contain ferrite magnetic cores, and primary and secondary two windings are arranged, and the number of turn of secondary winding is more than elementary winding, elementary winding is across the output of signal generating circuit 2, the two ends of secondary winding are respectively the pulse transformer of lead-out terminal A and B, and neon light tube 4 is straight or crooked neon light tubes, and two electrode is connected with B with the lead-out terminal A of energy-storage travelling wave tube 3 respectively.

2. direct current neon light according to claim 1, it is characterized in that, it is mainly by resistance 8 (1.2M, 1/4W), resistance 12 (1K, 1/4W), resistance 13 (5K, 1/4W), electric capacity 9 (0.1 μ f, porcelain is situated between), electric capacity 10 (0.1 μ f, porcelain is situated between), electric capacity 14 (0.001 μ f, porcelain is situated between), integrated circuit 11 (NE555), transistor is to 6,7 (8050 * 2 or other similar NPN type silicone tubes), switch 31 (1 * 1 switch), power supply 15 (voltage is 12 volts storage battery), pulse transformer 16 (is on the IE type ferrite magnetic core of 12 millimeters * 12 millimeters and magnetic permeability mu＞100 at the beginning of the coiling at sectional area, secondary winding, elementary winding twines 30 circles with the enamelled wire of 0.18 millimeter of diameter, secondary winding twines 4 with the enamelled wire of 0.1 millimeter of diameter, 000 circle, the secondary winding two ends are respectively lead-out terminal A and B) and neon light tube 4 (maximum length reaches 80 centimetres, straight or crooked neon light tube) waits the electronic devices and components composition, circuit connects, the positive pole of power supply 15 is connected with an end of switch 31, the negative pole of the other end of switch 31 and power supply 15 is connected with the 1st pin with the 8th pin of integrated circuit 11 respectively, the 4th pin of integrated circuit 11 is connected with the 8th pin, resistance 12 is connected across between the 7th pin and the 4th pin of integrated circuit 11, the 2nd pin of integrated circuit 11 is connected with the 6th pin, resistance 13 is connected across between the 7th pin and the 6th pin of integrated circuit 11, electric capacity 14 is connected across between the negative pole of the 2nd pin of integrated circuit 11 and power supply 15, electric capacity 10 is connected across between the 5th pin and the 1st pin of integrated circuit 11, the base stage of transistor 6 is connected with the base stage of transistor 7, the collector electrode of transistor 6 is connected with the 8th pin of integrated circuit 11, the emitter of transistor 6 is connected with the collector electrode of transistor 7, the two ends of the elementary winding of pulse transformer 16 are connected with the emitter of transistor 7 and the 1st pin of integrated circuit 11 respectively, resistance 8 is connected across between the collector electrode and base stage of transistor 6, electric capacity 9 is connected across between the 3rd pin of the base stage of transistor 6 and integrated circuit 11, and the two poles of the earth of neon light tube 4 are connected with B with lead-out terminal A respectively.

3. according to claim 1 and 2 described direct current neon lights, it is characterized in that, neon light tube 4 by many short, length be 5.5～6.5 centimetres, that line up long string, at a distance of 2.5～3.5 centimetres, electricity consumption line parallel neon light tube together, that be enclosed within the transparent plastic tube replaces each other, formation can be made flexible bending, can be bent into the chain direct current neon light of curvilinear figure, two ends of electric wire are connected with B with lead-out terminal A respectively.

4. direct current neon light according to claim 1, it is characterized in that, it is mainly by resistance 23 (3.9K, 1/8W), electric capacity 25 (2200pf, porcelain is situated between), transistor 24 (2S9014 or other similar NPN type silicone tubes), transistor is to 26,27 (2N6036 or replace with two positive-negative-positive germanium tubes), switch 22 (1 * 1 switch), power supply 21 (voltage is 1.5 volts dry cell), pulse transformer 28 (is on the IE type ferrite magnetic core of 12 millimeters * 12 millimeters and magnetic permeability mu＞100 at the beginning of the coiling at sectional area, secondary winding, elementary winding twines 50 circles with the enamelled wire of 0.18 millimeter of diameter, secondary winding twines 4100 circles with the enamelled wire of 0.1 millimeter of diameter, the secondary winding two ends are respectively lead-out terminal A and B) and neon light tube 4 (maximum length is 25 centimetres, straight or crooked neon light tube) waits the electronic devices and components composition, circuit connects, the positive pole of power supply 21 is connected with an end of switch 22, the other end of switch 22 is connected with an end of resistance 23, the other end of resistance 23 is connected with the base stage of transistor 24, the emitter of transistor 24 is connected with the negative pole of power supply 21, transistor is to 26,27 base stage is connected with the collector electrode of transistor 24, electric capacity 25 is connected across transistor to 26, between the base stage of 27 collector electrode and transistor 24, transistor is connected with the other end of switch 22 26,27 emitter, and the elementary winding of pulse transformer 28 is connected across transistor to 26, between the negative pole of 27 collector electrode and power supply 21, the two poles of the earth of neon light tube 4 are connected with B with lead-out terminal A respectively.

5. according to claim 1 and 4 described direct current neon lights, it is characterized in that, whole electronic devices and components except that switch 22 and neon light tube 4 are installed in the flat box 32, switch 22 is installed on the side panel of this box, neon light tube 4 is installed on the top panel of this box, 2～6 suckers 5 that can depend on glass plate or iron plate are installed on the bottom panel of this box, constitute suction disc formula direct current neon light, sucker 5 is colloid sucker or magnetic chuck, neon light tube 4 is that maximum length is 25 centimetres, straight or crooked neon light tube.

6. according to claim 1 and 4 described direct current neon lights, it is characterized in that, whole electronic devices and components except that switch 22 and neon light tube 4 are installed in the handle box 18 of band lamp stand 17, switch 22 is installed on the handle box 18, through two wires that lamp stand 17 is drawn respectively be contained in the transparent protection box (as organic glass case), be bent into the shape of rabbit (or other toys), maximum length is that the two poles of the earth of 25 centimetres neon light tube 4 connect, and constitutes direct current rainbow rabbit (or other toys) lamp.

7. according to claim 1 and 4 described direct current neon lights, it is characterized in that, whole electronic devices and components except that switch 22 and neon light tube 4 are installed in the round box 19 of watertight, neon light tube 4 and switch 22 are installed on the top panel of round box 19, on the top panel of circle box 19, formation can swim in the floating lamp of direct current rainbow on the water surface to transparent spherical shell 20 with watertight bind mode housing.