CN215379292U

CN215379292U - Main and auxiliary integrated lighting drive

Info

Publication number: CN215379292U
Application number: CN202121570918.1U
Authority: CN
Inventors: 马列; 冯登清
Original assignee: Zhongshan Nvc Lamp Technology Co ltd
Current assignee: Zhongshan Nvc Lamp Technology Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2021-12-31
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses a main-auxiliary integrated lighting driver which comprises a driving shell, wherein a circuit board is fixed in the driving shell, an input connecting terminal, a main driving connecting terminal and an auxiliary driving connecting terminal are fixed on the circuit board, the main driving connecting terminal is electrically connected with a main LED lamp, the auxiliary driving connecting terminal is electrically connected with an auxiliary LED lamp, a rectifying and filtering circuit, a boosting circuit, a main voltage reduction circuit and an auxiliary voltage reduction circuit are fixed on the circuit board, the main voltage reduction circuit comprises a voltage reduction type constant current driving circuit and a segmented color modulation control circuit electrically connected with the output end of the voltage reduction type constant current driving circuit, and the segmented color modulation control circuit is electrically connected with the main driving connecting terminal. The wire connecting structure is reasonable in structural arrangement, the number of wire materials can be reduced, the wire connection is simpler, the convenience of the wire connection is improved, the probability of wrong wire connection and poor wire connection is reduced, and the use quality and the production efficiency are improved; the cost is reduced, the limitation of the whole lamp on the space arrangement is reduced, the applicability is strong, and the practicability is good.

Description

Main and auxiliary integrated lighting drive

Technical Field

The utility model belongs to the technical field of two-way lamp belt driving, and particularly relates to a main and auxiliary integrated lighting driver.

Background

The existing lighting drive is generally a single-way drive, when two lamp belts of a product need to be controlled respectively, two corresponding driving power supplies need to be used for driving respectively, for example, most of common ceiling lamps are provided with a main lamp and an auxiliary lamp, two drives are used, although the use requirements of general conditions can be met, certain technical defects also exist in the prior art, the two drives need to be fixed respectively, the number of corresponding screw hole positions is large, the workload of product assembly is large, the assembly is inconvenient, the condition of missing screw striking is easy to occur, meanwhile, two independent input ends need to be wired respectively, the workload of the product is increased, the risk of poor contact and even contact error is increased, the total volume of the two independent drives is relatively large, more internal space needs to be occupied, and thus the size of the whole lamp is greatly increased, the design of having restricted whole lamp also can cause the waste of material, moreover, the rectification filtering and the many components and parts of boost circuit of its power part of main drive and auxiliary drive are the same, use two present drives respectively, and the stack cost is higher, causes great wasting of resources, so suitability and practicality receive the restriction.

Disclosure of Invention

The utility model aims to provide a main-auxiliary integrated lighting drive which is reasonable in structure arrangement and high in applicability.

The technical scheme for realizing the aim of the utility model is that the main and auxiliary integrated lighting drive comprises a drive shell, a circuit board is fixed in the drive shell, an input connecting terminal, a main drive connecting terminal and an auxiliary drive connecting terminal are fixed on the circuit board, the main drive connecting terminal is electrically connected with a main LED lamp, the auxiliary drive connecting terminal is electrically connected with an auxiliary LED lamp, a rectification filter circuit electrically connected with the input connecting terminal, a booster circuit electrically connected with the output end of the rectification filter circuit, a main buck circuit and an auxiliary buck circuit electrically connected with the output end of the lifting circuit are fixed on the circuit board, the main buck circuit is electrically connected with the main drive connecting terminal, the auxiliary buck circuit is electrically connected with the auxiliary drive connecting terminal, the main buck circuit comprises a buck constant current drive circuit and a segmented color modulation control circuit electrically connected with the output end of the buck constant current drive circuit, the segmented toning control circuit is electrically connected with the main drive connecting terminal.

The auxiliary voltage reduction circuit comprises a constant current control circuit and a voltage reducer circuit connected with the constant current control circuit, and the voltage reducer circuit is electrically connected with the auxiliary drive connecting terminal.

The model of a main chip of the voltage-reducing constant-current driving circuit is BP2958G, the model of a main chip of the segmented color-mixing control circuit is BP5929, and the model of a main chip of the constant-current control circuit is BP33 3337 DB.

The utility model has the positive effects that: the structure of the utility model is reasonable, the main drive connecting terminal and the auxiliary drive connecting terminal are arranged in the same drive shell, and only one input connecting terminal is needed, thus reducing the quantity of wire materials, simplifying the wiring, improving the convenience of the wiring, reducing the probability of wrong wiring and poor wiring, reducing the cost, and improving the use quality and the production efficiency; and it shares a rectifier filter circuit and boost circuit, has been favorable to reducing electronic components's application, has reduced whole driven volume, has reduced its occupation space to reduced the limitation that whole lamp set up the space, reduce cost, only need a drive casing simultaneously, can greatly reduced installation hole site, it is more convenient to install, is favorable to improving the efficiency of assembly, uses steadily reliably, and the suitability is strong and the practicality is good.

Drawings

In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic diagram of the structural application of the present invention;

fig. 2 is a specific circuit configuration diagram of the present invention.

Detailed Description

(example 1)

FIGS. 1 and 2 show an embodiment of the present invention, wherein FIG. 1 is a schematic view of the application of the structure of the present invention; fig. 2 is a specific circuit configuration diagram of the present invention.

Referring to fig. 1 and 2, a main and auxiliary integrated lighting driver includes a driving housing 1, in this embodiment, the driving housing is an insulating plastic structure, and is fixed to a lamp body by screws during installation, a circuit board is fixed in the driving housing, an input connection terminal 2, a main driving connection terminal 3 and an auxiliary driving connection terminal 4 are fixed on the circuit board, the above structures are all conventional structures and are only simply applied, wherein the input connection terminal is connected to a 220V mains supply, output voltages of the main driving connection terminal and the auxiliary driving connection terminal are 25-40V, the main driving connection terminal is electrically connected to a main LED lamp 5, the main LED lamp can be a lamp strip, and can also be other conventional lighting lamp structures, the auxiliary driving connection terminal is electrically connected to an auxiliary LED lamp 6, the auxiliary LED lamp generally adopts a lamp strip, the shape is free, the LED lamp is used as a night lamp or an atmosphere lamp, the lighting effect of the lamp is favorably improved, the rectifying and filtering circuit 7 electrically connected with the input connecting terminal is fixed on the circuit board, the LED lamp is a conventional structure in the prior art and is only simply applied, the booster circuit 8, which is a conventional structure of the prior art, is electrically connected to the output terminal of the rectifying and smoothing circuit, and is simply applied, a main voltage-reducing circuit 9 and an auxiliary voltage-reducing circuit 10 electrically connected with the output end of the lifting circuit, the main voltage-reducing circuit is electrically connected with the main driving connecting terminal, the auxiliary voltage reduction circuit is electrically connected with the auxiliary driving connecting terminal, the main voltage reduction circuit 9 comprises a voltage reduction type constant current driving circuit 91 and a sectional color mixing control circuit 92 electrically connected with the output end of the voltage reduction type constant current driving circuit, and the sectional color mixing control circuit is electrically connected with the main driving connecting terminal. The segmented color-mixing control circuit can adjust the lamp color condition of the main LED lamp as required, and the application range of the LED lamp is greatly improved.

The auxiliary voltage reduction circuit 10 comprises a constant current control circuit 101 and a voltage reducer circuit 102 connected with the constant current control circuit, and the voltage reducer circuit is electrically connected with the auxiliary drive connecting terminal. Please see the detailed circuit part in fig. 2 of the specification. Wherein rectification filter circuit and boost circuit share compares and adopts two solitary drives, can reduce a set of rectification filter circuit and boost circuit, greatly reduced the processing cost, can not influence subsequent main buck circuit and the normal operating of assisting buck circuit in addition yet. And it shares a drive box body, not only conveniently assembles, only need a set of mounting hole moreover can, reduced the degree of difficulty of processing.

When the main LED lamp is started, the current is conducted with the main LED lamp after passing through the rectifying and filtering circuit, the boosting circuit and the main voltage reducing circuit, and when the auxiliary LED lamp is started, the current is conducted with the auxiliary LED lamp after passing through the rectifying and filtering circuit, the boosting circuit and the auxiliary voltage reducing circuit. The power may be supplied separately or simultaneously.

The structure of the utility model is reasonable, the main drive connecting terminal and the auxiliary drive connecting terminal are arranged in the same drive shell, and only one input connecting terminal is needed, thus reducing the quantity of wire materials, simplifying the wiring, improving the convenience of the wiring, reducing the probability of wrong wiring and poor wiring, reducing the cost, and improving the use quality and the production efficiency; and it shares a rectifier filter circuit and boost circuit, has been favorable to reducing electronic components's application, has reduced whole driven volume, has reduced its occupation space to reduced the limitation that whole lamp set up the space, reduce cost, only need a drive casing simultaneously, can greatly reduced installation hole site, it is more convenient to install, is favorable to improving the efficiency of assembly, uses steadily reliably, and the suitability is strong and the practicality is good.

The standard parts used in the present embodiment can be purchased directly from the market, and the non-standard structural parts described in the specification can also be obtained directly by processing according to the common general knowledge of the prior art without any doubt, and the connection mode of the parts adopts the conventional means matured in the prior art, and the machines, parts and equipment adopt the conventional models in the prior art, so that the detailed description is not given here.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious changes and modifications which fall within the spirit of the utility model are deemed to be covered by the present invention.

Claims

1. The utility model provides a lighting drive of main integration of assisting, includes the drive casing, the drive casing internal fixation has the circuit board, be fixed with an input connection terminal, a main drive connecting terminal and an assistance drive connecting terminal on the circuit board, main drive connecting terminal is connected with main LED lamps and lanterns electricity, assist drive connecting terminal and assist LED lamps and lanterns electricity and be connected its characterized in that: the circuit board is fixedly provided with a rectifying and filtering circuit electrically connected with the input connecting terminal, a boosting circuit electrically connected with the output end of the rectifying and filtering circuit, a main voltage reduction circuit and an auxiliary voltage reduction circuit, wherein the main voltage reduction circuit is electrically connected with the main driving connecting terminal, the auxiliary voltage reduction circuit is electrically connected with the auxiliary driving connecting terminal, the main voltage reduction circuit comprises a voltage reduction type constant current driving circuit and a segmented color modulation control circuit electrically connected with the output end of the voltage reduction type constant current driving circuit, and the segmented color modulation control circuit is electrically connected with the main driving connecting terminal.

2. The primary-secondary integrated lighting driver of claim 1, wherein: the auxiliary voltage reduction circuit comprises a constant current control circuit and a voltage reducer circuit connected with the constant current control circuit, and the voltage reducer circuit is electrically connected with the auxiliary drive connecting terminal.

3. The primary-secondary integrated lighting driver of claim 2, wherein: the model of a main chip of the voltage-reducing constant-current driving circuit is BP2958G, the model of a main chip of the segmented color-mixing control circuit is BP5929, and the model of a main chip of the constant-current control circuit is BP33 3337 DB.