CN215411786U

CN215411786U - LED constant current board that electric current intelligent regulation

Info

Publication number: CN215411786U
Application number: CN202121763661.1U
Authority: CN
Inventors: 雷明; 赖钦; 黄淑婷
Original assignee: Shenzhen Quanchuangshi Industrial Co ltd
Current assignee: Shenzhen Quanchuangshi Industrial Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-04
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses an LED constant current board with intelligently regulated current, which comprises a base, wherein an LED substrate is arranged in the base, a sealing cover plate is plastically packaged on the base corresponding to the LED substrate, a threading hole is formed in the base, a constant current power supply interface, a constant current power supply patch element and an LED lamp piece are arranged on the LED substrate, the constant current power supply patch element comprises a protection resistor, a capacitor, a constant current driving chip, a bidirectional trigger diode and an inductor, and a photosensitive unit and a temperature compensation resistor are also arranged on the LED substrate. According to the utility model, the temperature compensation resistor is arranged, heat generated in the circuit board or heat led from the outside is introduced, and when the resistance value of the circuit resistor is changed due to the influence of heat, the whole resistance value in the circuit is stabilized through corresponding resistance value compensation, so that the influence of temperature on current and voltage is reduced.

Description

LED constant current board that electric current intelligent regulation

Technical Field

The utility model relates to the technical field of LED constant current circuit boards, in particular to an LED constant current board with intelligently regulated current.

Background

The LED lamp is used as a substitute for a fluorescent lamp, is widely used in commercial lighting and office lighting, and brings great convenience to daily life and work of people. Because LED lamps and lanterns have the light efficiency height, advantages such as color purity height, LED lamps and lanterns are more and more applied to the special type illumination field, because LED luminance and electric current are directly proportional, can change the output of LED luminous flux through adjusting LED forward current, so the stability of electric current is luminous to the stability of LED lamps and is played decisive effect, and traditional LED lamp often can be because of the power of access, the circuit generate heat and factors such as ambient temperature, influence the circuit, cause current voltage unstability and LED lamp piece scintillation indefinite, will influence the illumination like this, and can influence the life of LED lamp, traditional LED lamp luminance can not be according to external illumination intensity self-regulation simultaneously, it is not intelligent enough, so in order to solve above problem, this technical scheme especially provides an intelligence LED constant current circuit board.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the LED constant current board with the current intelligently regulated, which can effectively solve the problems in the background art.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides a LED constant current board of electric current intelligent regulation, includes the base, be provided with the LED base plate in the base, it has the apron to correspond LED base plate position plastic envelope on the base, set up the through wires hole in the base, be provided with constant current power source interface, constant current power source paster component and LED lamp piece on the LED base plate, constant current power source paster component includes protection resistor, electric capacity, constant current driver chip, bidirectional trigger diode and inductor, still be provided with sensitization unit and temperature compensation resistance on the LED base plate.

Preferably, the cover plate comprises a light-transmitting glass plate and a plastic shielding plate, and the photosensitive unit penetrates through the plastic shielding plate.

Preferably, the lower left corner and the upper right corner of the LED substrate are provided with connecting bolts, and the upper left corner of the LED substrate is provided with an identification bevel.

Preferably, the number of the LED lamp chips is 13.

Preferably, a timing switch is arranged on the LED substrate and is arranged above the constant current power supply interface.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the temperature compensation resistor is arranged, heat generated in the circuit board or heat LED in from the outside is introduced, when the resistance value of the circuit resistor is changed due to the influence of heat on the circuit resistor, the whole resistance value in the circuit is stabilized through corresponding resistance value compensation, so that the influence of temperature on current and voltage is reduced, the light sensing unit is arranged to sense the external illumination intensity, the resistance value of the light sensing unit is changed according to the external illumination intensity, so that the circuit current is intelligently adjusted, the illumination intensity of the LED lamp is controlled, the power-on time of the LED lamp can be intelligently controlled through the timing switch, and the intelligent energy-saving and environment-friendly effects are realized.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial schematic view of the present invention;

reference numbers in the figures:

the LED lamp comprises a base 1, an LED substrate 2, a cover plate 3, a wire hole 4, an LED lamp 5, a protective resistor 6, a capacitor 7, a constant current driving chip 8, a bidirectional trigger diode 9, an inductor 10, a light sensing unit 11, a temperature compensation resistor 12, a light-transmitting glass plate 13, a plastic shielding plate 14, a connecting bolt 15, a folded angle 16, a timing switch 17 and a constant current power supply interface 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A current intelligent regulated LED constant current board of the present invention is described in detail below with reference to fig. 1-2:

the utility model provides a LED constant current board of electric current intelligent regulation, includes base 1, be provided with LED base plate 2 in the base 1, it has closing cap board 3 to correspond 2 position plastic sealings of LED base plate on the base 1, set up through wires hole 4 in the base 1, be provided with constant current power source interface 18, constant current power source paster component and LED lamp piece 5 on the LED base plate 2, constant current power source paster component includes protection resistor 6, electric capacity 7, constant current driver chip 8, bidirectional trigger diode 9 and inductor 10, still be provided with photosensing unit 11 and temperature compensation resistance 12 on the LED base plate 2.

Preferably, the cover plate 3 includes a transparent glass plate 13 and a plastic shielding plate 14, the LED lamp sheet 5 can illuminate the outside through the transparent glass plate 13, the photosensitive unit 11 penetrates through the plastic shielding plate 14, and the plastic shielding plate 14 shields the LED substrate 2, so that the aesthetic property is improved. Preferably, the connecting bolts 15 are arranged at the lower left corner and the upper right corner of the LED substrate 2, so that the LED substrate 2 can be conveniently fastened and mounted in the base 1, and the identification bevel 16 is arranged at the upper left corner of the LED substrate 2, so that the mounting direction of the LED substrate 2 in the base 1 is prevented from being mistaken. Preferably, the number of the LED lamp sheets 5 is 13, and the LED lamp sheets 5 are arranged from top to bottom in a 4:5:4 manner. Preferably, a timing switch 17 is arranged on the LED substrate 2, and the timing switch 17 is arranged above the constant current power supply interface 18 and can intelligently control the power-on time of the LED lamp strip 5.

The constant current driving chip 8 is a high-power-factor linear constant current LED driving chip, is applied to the field of LED illumination, can support 20W application, has an over-temperature adjusting function, reduces output current when the internal temperature exceeds a certain temperature, is connected with a capacitor inductor, has a simple structure, stable performance and strong anti-surge capacity, can improve the accuracy of stably adjusting the integral resistance value in a circuit by matching with the temperature compensation resistor 12, thereby controlling the output power and temperature rise and improving the reliability of the circuit.

In summary, compared with the conventional technology: according to the utility model, the temperature compensation resistor 12 is arranged, heat generated in the circuit board or heat LED in from the outside is introduced, when the resistance of the circuit resistor is influenced by heat, the whole resistance value in the circuit is stabilized through corresponding resistance value compensation, so that the influence of temperature on current and voltage is reduced, the external illumination intensity is sensed through the photosensitive unit 11, the self resistance value is changed according to the external illumination intensity, so that the circuit current is intelligently adjusted, the illumination intensity of the LED lamp piece 5 is controlled, the power-on time of the LED lamp piece 5 can be intelligently controlled through the timing switch 17, and the intelligent energy-saving and environment-friendly effects are realized.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a constant current board of LED of electric current intelligent regulation which characterized in that: the LED lamp comprises a base, be provided with the LED base plate in the base, it has the apron to correspond LED base plate position plastic envelope on the base, set up the through wires hole in the base, be provided with constant current power source interface, constant current power source paster component and LED lamp piece on the LED base plate, constant current power source paster component includes protection resistor, electric capacity, constant current driver chip, bidirectional trigger diode and inductor, still be provided with sensitization unit and temperature compensation resistance on the LED base plate.

2. The LED constant current board with intelligently regulated current of claim 1, wherein: the cover plate comprises a light-transmitting glass plate and a plastic shielding plate, and the photosensitive unit penetrates through the plastic shielding plate.

3. The LED constant current board with intelligently regulated current of claim 1, wherein: and the lower left corner and the upper right corner of the LED substrate are provided with connecting bolts, and the upper left corner of the LED substrate is provided with a recognition bevel.

4. The LED constant current board with intelligently regulated current of claim 1, wherein: the number of the LED lamp pieces is 13.

5. The LED constant current board with intelligently regulated current of claim 1, wherein: the LED substrate is provided with a timing switch, and the timing switch is arranged above the constant current power supply interface.