Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of existing ballast adapter that the electric power system of ballast is arranged for electric power supplies such as LED lamps that utilizes is provided.
The technical scheme that realizes above-mentioned purpose is: a kind of ballast adapter, its improvement is: have housing and wiring board, have four inputs and two outputs on the wiring board, the absolute value that is connected with resistance value between first output and second output is greater than 1 ohm circuit, the absolute value that is connected with resistance value between the 3rd output and the 4th output is greater than 1 ohm circuit, and the absolute value of described resistance value is a output on the wiring board greater than the output of 1 ohm circuit.
The absolute value of described resistance value is equiva lent impedance circuit or impedance circuit greater than 1 ohm circuit, and equiva lent impedance circuit or impedance circuit setting are in the circuit board.
Described impedance circuit comprises first impedance circuit and second impedance circuit, be serially connected with first impedance circuit between first output and second output, be serially connected with second impedance circuit between the 3rd output and the 4th output, first impedance circuit is first resistance, and second impedance circuit is second resistance.
Second kind of technical scheme is: a kind of ballast adapter, its improvement is: have housing and wiring board, have four inputs on the wiring board, two outputs, the absolute value that is connected with resistance value between first output and second output is greater than 1 ohm circuit, the absolute value that is connected with resistance value between the 3rd output and the 4th output is greater than 1 ohm circuit, also has rectification circuit on the wiring board, filter circuit and reduction voltage circuit, the absolute value of described resistance value is electrically connected with the input of reduction voltage circuit greater than the output of 1 ohm circuit, the output of reduction voltage circuit is electrically connected with the input of rectification circuit, the output of rectification circuit is electrically connected with the input of filter circuit, and the output of filter circuit is the output on the wiring board.The absolute value of described resistance value is equiva lent impedance circuit or impedance circuit greater than 1 ohm circuit, and equiva lent impedance circuit or impedance circuit setting are in the circuit board.
Described impedance circuit comprises first impedance circuit and second impedance circuit, be serially connected with first impedance circuit between first output and second output, be serially connected with second impedance circuit between the 3rd output and the 4th output, first impedance circuit is first resistance, and second impedance circuit is second resistance.
The third technical scheme is: a kind of ballast adapter, its improvement is: have housing and wiring board, have four inputs on the wiring board, two outputs, the absolute value that is connected with resistance value between first output and second output is greater than 1 ohm circuit, the absolute value that is connected with resistance value between the 3rd output and the 4th output is greater than 1 ohm circuit, has switching power circuit on the wiring board, the input of described Switching Power Supply is electrically connected with the output of the absolute value of resistance value greater than 1 ohm circuit, and the output of Switching Power Supply is the output on the wiring board.The absolute value of described resistance value is equiva lent impedance circuit or impedance circuit greater than 1 ohm circuit, and equiva lent impedance circuit or impedance circuit setting are in the circuit board.
Described impedance circuit comprises first impedance circuit and second impedance circuit, be serially connected with first impedance circuit between first output and second output, be serially connected with second impedance circuit between the 3rd output and the 4th output, first impedance circuit is first resistance, and second impedance circuit is second resistance.
The utility model since the absolute value that is connected with resistance value between first output and second output, is connected with resistance value greater than 1 ohm circuit between the 3rd output and the 4th output absolute value greater than 1 ohm circuit.Have in the electric power system of ballast so when the user uses, directly insert, four outputs of four input termination ballast correspondences of the present utility model, the load of two output terminations, the utility model just can make ballast constantly not be damaged when power supply or ballast work, and so just can utilize existingly has the electric power system of ballast to provide their operate as normal required power supply for electrical equipment such as LED.Be convenient to the existing electric power system of use of people's flexible and convenient and do not need spended time and strength to remove to transform circuit.
Embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail.
Embodiment 1:
As Fig. 1,2,5, a kind of ballast adapter, have housing and wiring board, have four input A, B, C, D and two output E, F on the wiring board, the absolute value that is connected with resistance value between first output terminals A and the second output B is greater than 1 ohm circuit, the absolute value that is connected with resistance value between the 3rd output C and the 4th output D is greater than 1 ohm circuit, and the absolute value of described resistance value is output E, F on the wiring board greater than the output of 1 ohm circuit.The absolute value of described resistance value is an impedance circuit 8 greater than 1 ohm circuit, and impedance circuit 8 is provided with in the circuit board.
Described impedance circuit 8 comprises the first impedance circuit Z1 and the second impedance circuit Z2, be serially connected with the first impedance circuit Z1 between first output terminals A and the second output B, be serially connected with the second impedance circuit Z2 between the 3rd output C and the 4th output D, the first impedance circuit Z1 is that first resistance R, 1, the second impedance circuit Z2 is second resistance R 2.Resistance can be two also can be more than two, resistance more than two can be divided into several pyrotoxins by a concentrated pyrotoxin with resistance heating, thereby be no more than the power of resistance, prevent simultaneously because resistance concentrates heating to cause certain position temperature of whole illuminator too high, thereby infringement influences the life-span of whole illuminator as electronic component such as light-emitting diode.
Resistance also can be substituted by other electronic components or by the circuit that other electronic components etc. are formed, as long as can produce impedances such as induction reactance and capacitive reactance at the circuit two ends, can make ballast that power supply is provided uninterruptedly and does not damage ballast.Also can be equiva lent impedance circuit 10 as impedance circuit 8, equiva lent impedance circuit 10 comprises the first equiva lent impedance circuit Z3 and the second equiva lent impedance circuit Z4, be serially connected with the first equiva lent impedance circuit Z3 between first output terminals A and the second output B, be serially connected with the second equiva lent impedance circuit Z4 between the 3rd output C and the 4th output D, the first equiva lent impedance circuit Z3 is composed in series by resistance, electric capacity, inductance and diode, and the second equiva lent impedance circuit Z4 is composed in series by resistance, electric capacity, inductance and diode.The absolute value of described resistance value is 3～20 ohm.Four inputs of described impedance circuit 8 or equiva lent impedance circuit 10 are connected with four outputs of electric ballast.Described output E, F connect load.
Embodiment 2:
As Fig. 1,3,5, a kind of ballast adapter, have housing and wiring board, have four input A on the wiring board, B, C, D, two output E, F, the absolute value that is connected with resistance value between first output terminals A and the second output B is greater than 1 ohm circuit, the absolute value that is connected with resistance value between the 3rd output C and the 4th output D is greater than 1 ohm circuit, also has rectification circuit 5 on the wiring board, filter circuit 6 and reduction voltage circuit 7, the absolute value of described resistance value is electrically connected with the input of reduction voltage circuit 7 greater than the output of 1 ohm circuit, the output of reduction voltage circuit 7 is electrically connected with the input of rectification circuit 5, the output of rectification circuit 5 is electrically connected with the input of filter circuit 6, and the output of filter circuit 6 is the output E on the wiring board, F.Described rectification circuit 5 can be halfwave rectifier, perhaps full-wave rectification, and perhaps bridge rectifier also can be voltage multiplying rectifier.Described filter circuit 6 can be capacitor filter, perhaps RC filter circuit, perhaps active filter circuit.Reduction voltage circuit 7 is the transformer reduction voltage circuit.
The absolute value of described resistance value is an impedance circuit 8 greater than 1 ohm circuit, and impedance circuit 8 is provided with in the circuit board.Described impedance circuit 8 comprises the first impedance circuit Z1 and the second impedance circuit Z2, be serially connected with the first impedance circuit Z1 between first output terminals A and the second output B, be serially connected with the second impedance circuit Z2 between the 3rd output C and the 4th output D, the first impedance circuit Z1 is that first resistance R, 1, the second impedance circuit Z2 is second resistance R 2.Resistance can be two also can be more than two, resistance more than two can be divided into several pyrotoxins by a concentrated pyrotoxin with resistance heating, thereby be no more than the power of resistance, prevent simultaneously because resistance concentrates heating to cause certain position temperature of whole illuminator too high, thereby infringement influences the life-span of whole illuminator as electronic component such as light-emitting diode.
Resistance also can be substituted by other electronic components or by the circuit that other electronic components etc. are formed, as long as can produce impedances such as induction reactance and capacitive reactance at the circuit two ends, can make ballast that power supply is provided uninterruptedly and does not damage ballast.Also can be equiva lent impedance circuit 10 as impedance circuit 8, equiva lent impedance circuit 10 comprises the first equiva lent impedance circuit Z3 and the second equiva lent impedance circuit Z4, be serially connected with the first equiva lent impedance circuit Z3 between first output terminals A and the second output B, be serially connected with the second equiva lent impedance circuit Z4 between the 3rd output C and the 4th output D, the first equiva lent impedance circuit Z3 is composed in series by resistance, electric capacity, inductance and diode, and the second equiva lent impedance circuit Z4 is composed in series by resistance, electric capacity, inductance and diode.The absolute value of described resistance value is 3～20 ohm.
Four inputs of described impedance circuit 8 or equiva lent impedance circuit 10 are connected with four outputs of electric ballast.Described output E, F connect load.
Embodiment 3:
As Fig. 1,4,5, a kind of ballast adapter, have housing and wiring board, have four input A on the wiring board, B, C, D, two output E, F, the absolute value that is connected with resistance value between first output terminals A and the second output B is greater than 1 ohm circuit, the absolute value that is connected with resistance value between the 3rd output C and the 4th output D is greater than 1 ohm circuit, has switching power circuit 9 on the wiring board, the input of described Switching Power Supply 9 is electrically connected with the output of the absolute value of resistance value greater than 1 ohm circuit, and the output of Switching Power Supply 9 is the output E on the wiring board, F.
The absolute value of described resistance value is an impedance circuit 8 greater than 1 ohm circuit, and impedance circuit 8 is provided with in the circuit board.Described impedance circuit 8 comprises the first impedance circuit Z1 and the second impedance circuit Z2, be serially connected with the first impedance circuit Z1 between first output terminals A and the second output B, be serially connected with the second impedance circuit Z2 between the 3rd output C and the 4th output D, the first impedance circuit Z1 is that first resistance R, 1, the second impedance circuit Z2 is second resistance R 2.Resistance can be two also can be more than two, resistance more than two can be divided into several pyrotoxins by a concentrated pyrotoxin with resistance heating, thereby be no more than the power of resistance, prevent simultaneously because resistance concentrates heating to cause certain position temperature of whole illuminator too high, thereby infringement influences the life-span of whole illuminator as electronic component such as light-emitting diode.
Resistance also can be substituted by other electronic components or by the circuit that other electronic components etc. are formed, as long as can produce impedances such as induction reactance and capacitive reactance at the circuit two ends, can make ballast that power supply is provided uninterruptedly and does not damage ballast.Also can be equiva lent impedance circuit 10 as impedance circuit 8, equiva lent impedance circuit 10 comprises the first equiva lent impedance circuit Z3 and the second equiva lent impedance circuit Z4, be serially connected with the first equiva lent impedance circuit Z3 between first output terminals A and the second output B, be serially connected with the second equiva lent impedance circuit Z4 between the 3rd output C and the 4th output D, the first equiva lent impedance circuit Z3 is composed in series by resistance, electric capacity, inductance and diode, and the second equiva lent impedance circuit Z4 is composed in series by resistance, electric capacity, inductance and diode.The absolute value of described resistance value is 3～20 ohm.
Four inputs of described impedance circuit 8 or equiva lent impedance circuit 10 are connected with four outputs of electric ballast.Described output E, F connect load.Described switching power circuit can be selected TL494 for use,
The connection of interface A, B, C, D and the load of electric ballast and ballast adapter as shown in Figure 6.
After the utility model is bought back home, its input A, B, C, D are connected with output terminals A, B, C, the D of electric ballast, its output E, F are connected to load, as electrical equipment such as LED lamps, so just can not need professional's help just the LED illumination can be directly used in common family expenses fluorescent lamp lighting system, the utility model is a kind of existing ballast adapter that the electric power system of ballast is arranged for electric power supplies such as LED lamps that utilizes.