CN207179281U

CN207179281U - A kind of Novel LED lamp

Info

Publication number: CN207179281U
Application number: CN201721256877.2U
Authority: CN
Inventors: 李�杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-09-28
Filing date: 2017-09-28
Publication date: 2018-04-03
Anticipated expiration: 2027-09-28

Abstract

The utility model discloses a kind of Novel LED lamp, including a main PCB and a plurality of secondary PCB, the output end of the main PCB is electrically connected successively with a plurality of secondary PCB, and form the first LED string together with multiple first LEDs on the main PCB are sequentially connected in series with multiple first LEDs on secondary PCB, multiple second LEDs on main PCB be sequentially connected in series with multiple second LEDs being located on secondary PCB together with form the second LED string；Bridge heap rectification circuit, filter circuit and the control chip being sequentially connected electrically are provided with the input end of the main PCB, first LED string is connected with the both ends of filter circuit respectively with both ends after the first metal-oxide-semiconductor, first resistor series connection, and the second LED string is connected with the both ends of filter circuit respectively with both ends after the second metal-oxide-semiconductor, second resistance series connection；Its is simple in construction, and cost is relatively low, is easy to use.

Description

A kind of Novel LED lamp

Technical field

Lighting technical field is the utility model is related to, more particularly to a kind of Novel LED lamp.

Background technology

LED light source because with using low-tension supply, power consumption less, strong applicability, stability are high, the response time is short, to environment The advantages that pollution-free, multicolor luminous, turn into main flow lighting source of new generation, LED steeps as LED lamp tube, the LED ball of lighting source Lamp etc. oneself through gradually instead of existing incandescent lamp, fluorescent lamp etc..

But LED lamp also has the deficiency of its own, such as LED lamp needs just connect under the driving of controller Enter 220V household voltages, be so not easy to the use of user, and cost is of a relatively high.In addition, the regulation of LED lamp colour temperature compared with For trouble, circuit structure is complicated, and cost is of a relatively high, and reliability is relatively low.

Utility model content

Main purpose of the present utility model is to provide a kind of Novel LED lamp, and its is simple in construction, and cost is relatively low, is easy to make With.

The utility model proposes a kind of Novel LED lamp, including a main PCB and a plurality of secondary PCB, the main PCB with The a plurality of secondary PCB is transversely or vertical spacing side by side is set, and has been arranged side by side on the main PCB multiple along the master The first LED and the second LED that PCB length directions are spaced apart, it has been arranged side by side on the secondary PCB multiple along the pair The first LED and the second LED that PCB length directions are spaced apart, the output end of the main PCB and a plurality of secondary PCB according to It is secondary to be electrically connected, and cause multiple first LEDs on main PCB and multiple first LED on secondary PCB Lamp is sequentially connected in series forms the first LED string together, and multiple second LEDs on main PCB are multiple on secondary PCB with being located at Second LED is sequentially connected in series forms the second LED string together；

The input end of the main PCB is provided with the bridge heap rectification circuit being sequentially connected electrically, filter circuit and control core Piece, the first LED string are connected with the both ends of filter circuit respectively with both ends after the first metal-oxide-semiconductor, first resistor series connection, and second LED string is connected with the both ends of filter circuit respectively with both ends after the second metal-oxide-semiconductor, second resistance series connection, control chip difference Control terminal, the control terminal of the second metal-oxide-semiconductor with the first metal-oxide-semiconductor are connected；

The number of the first LED is 70-85 in first LED string, and the number of the second LED is in the second LED string 70-85.

Preferably, the first LED string and the voltage at the second LED string both ends are controlled in 250V between 270V.

Preferably, the number of the first LED is 80 in the first LED string, of the second LED in the second LED string Number is 80.

Preferably, marine glue in the input outer wrapping of the main PCB.

Preferably, bridge heap rectification circuit includes bridge heap rectifier, and filter circuit includes resistance and electric capacity.

Preferably, it is additionally provided with fuse in the input of the main PCB.

Preferably, what first LED was sent is white light, and what second LED was sent is gold-tinted.

A kind of Novel LED lamp of the present utility model has the beneficial effect that：

A kind of Novel LED lamp of the present utility model, its is simple in construction, and cost is relatively low, is not needing any controller The work of 220V household voltages can is directly accessed under driving, is easy to the use of user.

In addition, the circuit structure of Novel LED lamp is simple, the shape that control chip can be turned on or off according to power switch State signal changes two-way output port on off state successively, that is, controls the first metal-oxide-semiconductor, the second metal-oxide-semiconductor to be turned on or off, and then The alternating light on and off of two-way LED modules with different colors lamp are realized, to realize the purpose for adjusting colour temperature.

Brief description of the drawings

Fig. 1 is a kind of structural representation of Novel LED lamp of the present utility model；

Fig. 2 is a kind of circuit theory diagrams of Novel LED lamp of the present utility model.

Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.

Embodiment

It should be appreciated that specific embodiment described herein is not used to limit this only to explain the utility model Utility model.

Referring to Figures 1 and 2, a kind of Novel LED lamp of the present utility model, including a main PCB 1 and a plurality of pair are proposed PCB2, transversely or vertically spacing side by side is set the main PCB 1 with a plurality of secondary PCB2, on the main PCB 1 side by side Multiple the first LEDs 10 and the second LED 20 being spaced apart along the main PCB length direction are provided with, in the secondary PCB2 On multiple the first LEDs 10 and the second LED 20 being spaced apart along the secondary PCB2 length directions, the master is arranged side by side PCB1 output end is electrically connected successively with a plurality of secondary PCB2, and causes multiple first on main PCB 1 LED 10 forms the first LED string together with being sequentially connected in series with multiple first LEDs 10 on secondary PCB2, positioned at master Multiple second LEDs 20 on PCB1 form second together with being sequentially connected in series with multiple second LEDs 20 on secondary PCB2 LED string；

The input end of the main PCB 1 is provided with the bridge heap rectification circuit being sequentially connected electrically, filter circuit and control core Piece U1, both ends are connected with the both ends of filter circuit respectively after the first LED string is connected with the first metal-oxide-semiconductor Q1, first resistor R1, Both ends are connected with the both ends of filter circuit respectively after second LED string is connected with the second metal-oxide-semiconductor Q2, second resistance R2, are controlled The control terminal with the first metal-oxide-semiconductor Q1, the second metal-oxide-semiconductor Q2 control terminal are connected chip U1 respectively；

A kind of Novel LED lamp of the present embodiment, its is simple in construction, and cost is relatively low, is not needing the drive of any controller The work of 220V household voltages can is directly accessed under dynamic, 220V household voltages are through gap bridge heap rectification circuit and filter circuit transfer Into the voltage for being available for LED lamp directly to work, it is easy to the use of user.

In addition, the circuit structure of Novel LED lamp is simple, what control chip U1 can be turned on or off according to power switch Status signal changes two-way output port on off state successively, that is, controls the first metal-oxide-semiconductor, the second metal-oxide-semiconductor to be turned on or off, enter And the alternating light on and off of two-way LED modules with different colors lamp are realized, to realize the purpose for adjusting colour temperature.

The number of the first LED 10 is 70-85 in first LED string, of the second LED 20 in the second LED string Number is 70-85.

Further, the first LED string and the control of the voltage at the second LED string both ends in 250V between 270V, system Work optimizes.

Further, the number of the first LED 10 is 80 in the first LED string, the second LED in the second LED string 20 number is 80, ensures that the voltage at each both ends of first LED, 10 or second LED 20 is specified with its own successively Voltage is suitable, and then each LED 20 of first LED 10 or second can be stablized, lasting work.

Further, marine glue in the input outer wrapping of the main PCB 1, can be to bridge heap rectification circuit, filtering with this Circuit and control chip U1 are protected, and avoid each several part circuit from being easily damaged.

Further, bridge heap rectification circuit includes bridge heap rectifier DB1, and filter circuit includes resistance and electric capacity, specifically, Including resistance R3A, R3B, R4A and R4B, electric capacity C1 and C2, specifically connect as described in accompanying drawing 2, herein without repeating.

It is furthermore preferred that the input in the main PCB 1 is additionally provided with fuse FU1, the peace of LED lamp can be improved with this Quan Xing.

Further, what first LED 10 was sent is white light, and what second LED 20 was sent is gold-tinted.

Powered after 220V alternating currents are changed by bridge heap rectification circuit, filter circuit into control chip U1, pass through change First resistor R1 and second resistance R2 resistance value, the working current value after adjustment output, and then can realize that linear constant current comes Bright LED.

Concrete operating principle is as follows, and when power switch is opened, control chip U1 drives the first metal-oxide-semiconductor Q1 to work and then made The work of the first LED string is obtained to light white light；Then Switching power switchs, control chip driving U1 the first metal-oxide-semiconductor Q1 and second Metal-oxide-semiconductor Q2 works simultaneously, and the first LED string works to light white light, and the second LED string works to light gold-tinted；Switch again Power switch, control chip U1 drives the second metal-oxide-semiconductor Q2 work to simultaneously close off the first metal-oxide-semiconductor Q1, and then causes the second LED string Work to light gold-tinted.Realize, the status signal that control chip can be turned on or off according to power switch changes two successively Road output port on off state, that is, control the first metal-oxide-semiconductor, the second metal-oxide-semiconductor to be turned on or off, and then realize two-way different colours The alternating light on and off of LED, to realize the purpose for adjusting colour temperature.

Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, Every equivalent structure transformation made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in other phases The technical field of pass, similarly it is included in scope of patent protection of the present utility model.

Claims

1. a kind of Novel LED lamp, including a main PCB and a plurality of secondary PCB, the main PCB and a plurality of secondary PCB are along horizontal stroke To or vertical spacing side by side set, be arranged side by side and multiple be spaced apart along the main PCB length direction on the main PCB The first LED and the second LED, be arranged side by side and multiple be spaced apart along the secondary PCB length directions on the secondary PCB The first LED and the second LED, the output end of the main PCB is electrically connected successively with a plurality of secondary PCB, and And shape together with multiple first LEDs on main PCB are sequentially connected in series with multiple first LEDs on secondary PCB Into the first LED string, multiple second LEDs on main PCB are sequentially connected in series with multiple second LEDs on secondary PCB The second LED string is formed together；

Bridge heap rectification circuit, filter circuit and the control chip being sequentially connected electrically are provided with the input end of the main PCB, the One LED string is connected with the both ends of filter circuit respectively with both ends after the first metal-oxide-semiconductor, first resistor series connection, the second LED string It is connected respectively with the both ends of filter circuit with both ends after the second metal-oxide-semiconductor, second resistance series connection, control chip is respectively with first The control terminal of metal-oxide-semiconductor, the connection of the control terminal of the second metal-oxide-semiconductor；

The number of the first LED is 70-85 in first LED string, and the number of the second LED is 70-85 in the second LED string It is individual.

2. a kind of Novel LED lamp according to claim 1, it is characterised in that the first LED string and the second LED string The voltage at both ends is controlled in 250V between 270V.

A kind of 3. Novel LED lamp according to claim 1 or 2, it is characterised in that the first LED in the first LED string Number be 80, the number of the second LED is 80 in the second LED string.

4. a kind of Novel LED lamp according to claim 1, it is characterised in that in the input outer wrapping of the main PCB Marine glue.

5. a kind of Novel LED lamp according to claim 1 or 2, it is characterised in that it is whole that bridge heap rectification circuit includes bridge heap Device is flowed, filter circuit includes resistance and electric capacity.

6. a kind of Novel LED lamp according to claim 1, it is characterised in that also set up in the input of the main PCB There is fuse.

7. a kind of Novel LED lamp according to claim 1, it is characterised in that what first LED was sent is white Light, what second LED was sent is gold-tinted.