CN214070205U

CN214070205U - LED lamp power supply circuit and LED lighting system

Info

Publication number: CN214070205U
Application number: CN202120203956.7U
Authority: CN
Inventors: 韩俊杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-08-27
Anticipated expiration: 2031-01-25

Abstract

The utility model relates to a LED lamp supply circuit and LED lighting system, include: the power supply module, the boost module and the current regulation module are connected in sequence; the power supply module is used for providing reference voltage for the LED lamp to work; the boosting module is used for boosting the reference voltage and then providing the reference voltage to the current regulating module; the current adjusting module is used for adjusting the current of the LED lamp based on the set current magnitude. The utility model has the advantages that: the power supply module supplies reference voltage, the boosting module supplies power to the LED lamp according to the set current, the power supply current of the LED lamp is kept in a constant state for a certain time, the output current can be regulated according to the required proportion, the service life is prolonged, the energy is saved, and the utilization rate of the battery is improved.

Description

LED lamp power supply circuit and LED lighting system

Technical Field

The utility model belongs to the technical field of the LED lamp, concretely relates to LED lamp supply circuit and LED lighting system.

Background

Because the conducting working current characteristic of the Light Emitting Diode (LED) is basically the same as that of a common diode, namely after the LED is conducted to work and emit light, if the current is increased again but the luminous brightness is not increased in proportion, the change of the brightness measured by human eyes is not large, and the human eyes hardly feel the change. And the power supply such as the LED lamp powered by the battery has high voltage, large current and much idle consumption when the battery is just mounted, thereby shortening the service time of the battery and causing the waste of resources.

SUMMERY OF THE UTILITY MODEL

In order to solve the voltage height when the battery that prior art exists just installs, the electric current is big, and the idle running is many to can lead to the battery live time to shorten, cause the problem of the waste of resource, the utility model provides a LED lamp supply circuit and LED lighting system, it has the energy saving, improves characteristics such as battery utilization efficiency.

The utility model discloses the technical scheme who adopts does:

an LED lamp power supply circuit comprising: the power supply module, the boost module and the current regulation module are connected in sequence;

the power supply module is used for providing reference voltage for the LED lamp to work;

the boosting module is used for boosting the reference voltage and then providing the reference voltage to the current regulating module;

the current adjusting module is used for adjusting the current of the LED lamp based on the set current magnitude.

Further, the power module is composed of one or two batteries and correspondingly provides 1.5V or 3V voltage.

Further, the boosting module boosts the 1.5V or 3V voltage of the power supply module to 3.3V voltage for use by the current regulating module.

Further, the boosting module adopts a boosting chip with the model number of QX2304L33F for boosting.

Further, the current regulation module adopts a current regulation chip with the model number of HTM0541 to regulate current.

Further, the LED lamp power supply circuit further comprises a switch module connected with the current regulation module and used for switching control of the current regulation module.

Furthermore, the switch module comprises a switch key connected with the current regulation module for manual switch control.

Furthermore, the switch module also comprises an infrared receiving device connected with the current regulating module for remote switch control.

Further, the battery is an energy storage chemical battery.

According to the utility model provides a LED lighting system that embodiment provided, including the LED lamp and with the LED lamp is connected as above LED lamp supply circuit.

The utility model has the advantages that: the power supply module supplies reference voltage, the boosting module supplies power to the LED lamp according to the set current, the power supply current of the LED lamp is kept in a constant state for a certain time, the output current can be regulated according to the required proportion, the service life is prolonged, the energy is saved, and the utilization rate of the battery is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of an LED lamp power supply circuit provided in accordance with an exemplary embodiment;

FIG. 2 is a circuit diagram of an LED lamp power supply circuit provided in accordance with an exemplary embodiment;

fig. 3 is a current regulation diagram of an LED lamp power supply circuit provided in accordance with an exemplary embodiment.

FIG. 1-Power Module; 2-a boost module; 3-a current regulation module; 4-switching a key; 5-LED lamps; 6-infrared receiving device.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, an embodiment of the present invention provides a power supply circuit for an LED lamp, including: the power supply module, the boost module and the current regulation module are connected in sequence;

the power supply module is used for providing reference voltage for the LED lamp to work, and the power supply module is used as a power supply of the circuit to provide voltage for all devices in the circuit to work normally.

The boosting module is used for boosting the reference voltage and then providing the reference voltage to the current regulation module, and because the voltage of the normal work of the current regulation module is not matched with the voltage provided by the power supply module, the voltage output by the power supply module is firstly correspondingly regulated by adding the boosting module, so that the voltage can be matched with the voltage of the work of the current regulation module.

The current adjusting module is used for adjusting the current of the LED lamp based on the set current magnitude. The user can provide different electric currents for different LED lamps through the circuit adjusting module or according to different power supply use time periods of the power supply module, and then the power supply module is avoided when a new battery is adopted, and energy waste caused by overlarge electric current exists.

As a possible implementation manner of the above embodiment, referring to fig. 3, in a specific implementation process, the corresponding current supply may be performed according to the time of the service life of the power supply module, for example, the maximum current required by the normal operation of the LED lamp is provided for the first quarter of the time when the power supply is sufficient (new battery), and then according to the reduction of the service life, the power supply is performed by correspondingly reducing the supply current by one quarter every time the service life is reduced. Therefore, the normal work of the LED lamp is guaranteed, the service life of the battery can be prolonged, and the corresponding utilization efficiency is improved.

Of course, those skilled in the art can also adopt other adjusting modes based on the power supply circuit provided in the above embodiment, and the present invention is not limited herein.

Referring to fig. 2, in some embodiments of the present invention, the power module 1 is formed by connecting one or two batteries in series to provide 1.5V or 3V voltage.

The boosting module 2 boosts the 1.5V or 3V voltage of the power module 1 to 3.3V voltage for use by the current regulation module 3. The boosting module 2 adopts a boosting chip with the model number of QX2304L33F for boosting.

The current regulating module 3 adopts a current regulating chip with the model number of HTM0541 to regulate the current. Corresponding PWM pulse signals are generated based on different time periods to supply power correspondingly, so that the current in different time periods is kept stable, and the normal operation of the LED lamp 5 is ensured.

In other embodiments of the present invention, the switch module connected to the current regulation module is used for controlling the switch of the current regulation module.

The switch module comprises a switch key 4 connected with the current adjusting module for manual switch control.

The switch module also comprises an infrared receiving device 6 connected with the current regulating module for remote switch control.

When the infrared remote control device is used specifically, a user can control the switch through the switch key 4 and can control the switch through the infrared remote control, and the infrared receiving device IR1 converts corresponding infrared signals into corresponding digital signals to be identified by the current regulating module 3, so that corresponding actions are performed again.

The battery may be any chemical battery capable of storing energy. The lithium ion battery can be a rechargeable lithium battery, so that the battery can be recycled, and the environmental pollution is avoided.

Based on same design, the embodiment of the utility model provides a LED lighting system is still provided, including the LED lamp and with the LED lamp be connected like above embodiment LED lamp supply circuit. The specific implementation of the LED lighting system can refer to the specific embodiment of the LED lamp power supply circuit provided by the above-mentioned embodiment, and the utility model discloses no longer describe herein any more.

The utility model discloses above-mentioned embodiment provides a LED lamp supply circuit and LED lighting system can use initial stage or whole service time section at the battery and can adjust output current according to the required proportion, and extension live time, the energy can be saved improves the utilization ratio of battery. It is especially suitable for various festival lamp decorations and outdoor various lamp box advertisements.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

What has been described above includes examples of one or more embodiments. It is, of course, not possible to describe every conceivable combination of components or methodologies for purposes of describing the aforementioned embodiments, but one of ordinary skill in the art may recognize that many further combinations and permutations of various embodiments are possible. Accordingly, the embodiments described herein are intended to embrace all such alterations, modifications and variations that fall within the scope of the appended claims. Furthermore, to the extent that the term "includes" is used in either the detailed description or the claims, such term is intended to be inclusive in a manner similar to the term "comprising" as "comprising" is interpreted when employed as a transitional word in a claim. Furthermore, any use of the term "or" in the specification of the claims is intended to mean a "non-exclusive or".

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An LED lamp power supply circuit, comprising: the power supply module, the boost module and the current regulation module are connected in sequence;

2. The power supply circuit for the LED lamp as claimed in claim 1, wherein the power supply module is composed of one or two batteries, and provides 1.5V or 3V voltage correspondingly.

3. The LED lamp power supply circuit of claim 2, wherein the boost module boosts the 1.5V or 3V voltage of the power module to a 3.3V voltage for use by the current regulation module.

4. The LED lamp power supply circuit of claim 3, wherein the boosting module boosts the voltage by using a boosting chip of model QX2304L 33F.

5. The LED lamp power supply circuit according to claim 4, wherein the current regulation module regulates current by using a current regulation chip of type HTM 0541.

6. The LED lamp power supply circuit of claim 5, further comprising a switch module connected to the current regulation module for switching control of the current regulation module.

7. The LED lamp power supply circuit of claim 6, wherein the switch module comprises a switch button connected with the current regulation module for manual switch control.

8. The LED lamp power supply circuit of claim 6, wherein the switch module further comprises an infrared receiver connected to the current regulation module for remote switch control.

9. The LED lamp power supply circuit according to any one of claims 2 to 8, wherein the battery is an energy storage chemical battery.

10. An LED lighting system comprising an LED lamp and the LED lamp power supply circuit of any one of claims 1 to 9 connected to the LED lamp.