Constant voltage type LED color temperature control panel

Abstract

The utility model relates to the technical field of LED control, and specifically discloses a constant voltage type LED color temperature control panel comprising a substrate, the substrate is provided with a DC power supply input bonding pad, a rectifier bridge surfacing pad, an IC chip bonding pad, a resistance bonding pad, a first dial switch bonding pad, a second dial switch bonding pad and an LED power supply output bonding pad which are arranged in sequence; the rectifier bridge surfacing welding disc is electrically connected with the DC power supply input bonding pad and the IC chip bonding pad, and the first dial switch bonding pad and the second dial switch bonding pad are electrically connected with the IC chip bonding pad and the LED power supply output bonding pad. And the resistance bonding pad is electrically connected with the rectifier bridge surfacing pad, the IC chip bonding pad and the LED power supply output bonding pad respectively. According to the utility model, the wiring structure is neat, and the cost is reduced; during use, the IC chip and the bridge rectifier can be selectively welded according to actual requirements, so that the effect of adjusting the color temperature at constant voltage is achieved, and the use requirements of users are met.

Description

Technical Field

[0001] The utility model relates to the technical field of LED control, in particular to a constant voltage type LED color temperature control board. Background Art

[0002] LED has attracted more and more attention for its advantages such as high efficiency, energy saving, environmental protection and long life. As a new type of green light source, LED lamps have gradually replaced traditional fluorescent lamps. With the continuous expansion of the application scope of LED lighting, LED lighting has gradually developed from the most simple lighting function to the direction of intelligence, humanization and energy saving. In order to meet people's requirements for lighting in different scenarios, LED lighting lamps with dimming and color adjustment functions have come into being; they can be dimmed and adjusted according to needs. The lights used in ordinary homes and offices will gradually realize lamps with adjustable brightness and color temperature, so a control switch with corresponding functions is required. The control switch is usually composed of a color temperature circuit board, a dial switch button and a shell. By toggling different gears on the dial switch, different color temperatures can be selected. However, the wiring structure of the existing color temperature circuit board is relatively complex and the cost is high. In actual application, it is impossible to achieve the effect of constant voltage adjustment of color temperature, which is difficult to meet the needs of users. Utility Model Content

[0003] The technical problem to be solved by the utility model is that, in view of the above-mentioned defects of the prior art, a constant voltage LED color temperature control board is provided, the wiring structure is relatively neat and the cost is reduced; by arranging a rectifier bridge stack pad, an IC chip pad, a first dial switch pad and a second dial switch pad on the substrate, the IC chip and the rectifier bridge stack can be selected for welding according to actual needs during use, thereby achieving the effect of constant voltage adjustment of color temperature and meeting user needs.

[0004] In order to solve the above technical problems, the technical solution of the utility model is:

[0005] A constant voltage LED color temperature control board comprises a substrate, on which a DC power input pad, a rectifier bridge pad, an IC chip pad, a resistor pad, a first dial switch pad, a second dial switch pad and an LED power output pad are arranged in sequence, the rectifier bridge pad is electrically connected to the DC power input pad and the IC chip pad, respectively, the first dial switch pad and the second dial switch pad are electrically connected to the IC chip pad and the LED power output pad, respectively, and the resistor pad is electrically connected to the rectifier bridge pad, the IC chip pad and the LED power output pad, respectively.

[0006] Preferably, the DC power input pad includes a positive DC power input pad and a negative DC power input pad, and the positive DC power input pad and the negative DC power input pad are sequentially distributed from left to right.

[0007] Preferably, the rectifier bridge stack pad includes a first rectifier bridge stack pad, a second rectifier bridge stack pad, a third rectifier bridge stack pad and a fourth rectifier bridge stack pad, and the first rectifier bridge stack pad, the second rectifier bridge stack pad, the third rectifier bridge stack pad and the fourth rectifier bridge stack pad are distributed in sequence at the vertices of a rectangle.

[0008] Preferably, the IC chip pad includes a first IC chip pad and a second IC chip pad, and the first IC chip pad and the second IC chip pad are sequentially distributed from left to right.

[0009] Preferably, the LED power output pad includes an LED+ power output pad, a warm light power output pad and a cold light power output pad, and the LED+ power output pad, the warm light power output pad and the cold light power output pad are distributed in sequence from left to right.

[0010] Preferably, the rectifier bridge stack pad and the resistor pad are both connected to the LED+ power output pad, the first dip switch pad is connected to the warm light power output pad, and the second dip switch pad is connected to the cold light power output pad.

[0011] By adopting the above technical scheme, the utility model provides a constant voltage LED color temperature control board, which has the following beneficial effects: the rectifier bridge stack pads in the constant voltage LED color temperature control board are electrically connected to the DC power input pads and the IC chip pads, respectively, the first dial switch pads and the second dial switch pads are electrically connected to the IC chip pads and the LED power output pads, respectively, and the resistor pads are electrically connected to the rectifier bridge stack pads, the IC chip pads and the LED power output pads, respectively, and the overall wiring structure is relatively neat, reducing costs and having low manufacturing costs; by arranging the rectifier bridge stack pads, the IC chip pads, the first dial switch pads and the second dial switch pads on the substrate, the IC chip and the rectifier bridge stack can be selected for welding according to actual needs during use, thereby achieving the effect of constant voltage adjustment of color temperature and meeting user needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] In the figure, 1-substrate, 2-resistance pad, 3-first dial switch pad, 4-second dial switch pad, 5-positive DC power input pad, 6-negative DC power input pad, 7-first rectifier bridge stack pad, 8-second rectifier bridge stack pad, 9-third rectifier bridge stack pad, 10-fourth rectifier bridge stack pad, 11-first IC chip pad, 12-second IC chip pad, 13-LED+ power output pad, 14-warm light power output pad, 15-cold light power output pad. DETAILED DESCRIPTION

[0014] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0015] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0016] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0017] like Figure 1 As shown, in the structural schematic diagram of the utility model, the constant voltage LED color temperature control board includes a substrate 1, on which are arranged in sequence a DC power input pad, a rectifier bridge stack pad, an IC chip pad, a resistor pad 2, a first dial switch pad 3, a second dial switch pad 4 and an LED power output pad. The rectifier bridge stack pad is electrically connected to the DC power input pad and the IC chip pad, respectively, the first dial switch pad 3 and the second dial switch pad 4 are electrically connected to the IC chip pad and the LED power output pad, respectively, and the resistor pad 2 is electrically connected to the rectifier bridge stack pad, the IC chip pad and the LED power output pad, respectively. It can be understood that the substrate 1 can be a general aluminum substrate or a PCB circuit board, the DC power input pad is used to connect the input power, the rectifier bridge stack pad is used to weld the rectifier bridge stack, the IC chip pad is used to weld the IC chip, the resistor pad 2 is used to weld the resistor, the first dip switch pad 3 and the second dip switch pad 4 are both used to weld the dip switches, and the LED power output pad is used to connect the LED light board.

[0018] Specifically, the DC power input pad includes a positive DC power input pad 5 and a negative DC power input pad 6, and the positive DC power input pad 5 and the negative DC power input pad 6 are distributed from left to right in sequence; the rectifier bridge pad includes a first rectifier bridge pad 7, a second rectifier bridge pad 8, a third rectifier bridge pad 9 and a fourth rectifier bridge pad 10, and the first rectifier bridge pad 7, the second rectifier bridge pad 8, the third rectifier bridge pad 9 and the fourth rectifier bridge pad 10 are distributed in sequence at the vertices of a rectangle; the IC chip pad includes a first IC chip pad 11 and a second IC chip pad 1 2, the first IC chip pad 11 and the second IC chip pad 12 are distributed sequentially from left to right; the LED power output pad includes an LED+ power output pad 13, a warm light power output pad 14 and a cold light power output pad 15, and the LED+ power output pad 13, the warm light power output pad 14 and the cold light power output pad 15 are distributed sequentially from left to right; the rectifier bridge pad and the resistor pad are both connected to the LED+ power output pad 13, the first dial switch pad 3 is connected to the warm light power output pad 14, and the second dial switch pad 4 is connected to the cold light power output pad 15.

[0019] It can be understood that the utility model has a reasonable design, a unique structure, a relatively neat overall wiring structure, reduced costs, and a low manufacturing cost; by arranging a rectifier bridge stack pad, an IC chip pad, a first dial switch pad 3, and a second dial switch pad 4 on the substrate, the IC chip and the rectifier bridge stack can be selected for welding according to actual needs during use, thereby achieving the effect of constant voltage adjustment of color temperature and meeting user needs.

[0020] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. A constant voltage LED color temperature control board, comprising a substrate, characterized in that: The substrate is provided with a DC power input pad, a rectifier bridge stack pad, an IC chip pad, a resistor pad, a first dial switch pad, a second dial switch pad and an LED power output pad arranged in sequence. The rectifier bridge stack pad is electrically connected to the DC power input pad and the IC chip pad, respectively, the first dial switch pad and the second dial switch pad are electrically connected to the IC chip pad and the LED power output pad, respectively, and the resistor pad is electrically connected to the rectifier bridge stack pad, the IC chip pad and the LED power output pad, respectively.

2. The constant voltage LED color temperature control board according to claim 1, characterized in that: The DC power input pad includes a positive DC power input pad and a negative DC power input pad, and the positive DC power input pad and the negative DC power input pad are sequentially distributed from left to right.

3. The constant voltage LED color temperature control board according to claim 2, characterized in that: The rectifier bridge stack pad includes a first rectifier bridge stack pad, a second rectifier bridge stack pad, a third rectifier bridge stack pad and a fourth rectifier bridge stack pad. The first rectifier bridge stack pad, the second rectifier bridge stack pad, the third rectifier bridge stack pad and the fourth rectifier bridge stack pad are distributed in sequence at the vertices of a rectangle.

4. The constant voltage LED color temperature control board according to claim 1, characterized in that: The IC chip pads include a first IC chip pad and a second IC chip pad, and the first IC chip pad and the second IC chip pad are sequentially distributed from left to right.

5. The constant voltage LED color temperature control board according to claim 1, characterized in that: The LED power output pads include LED+ power output pads, warm light power output pads and cold light power output pads, and the LED+ power output pads, warm light power output pads and cold light power output pads are distributed in sequence from left to right.

6. The constant voltage LED color temperature control board according to claim 5, characterized in that: The rectifier bridge stack pad and the resistor pad are both connected to the LED+power output pad, the first dip switch pad is connected to the warm light power output pad, and the second dip switch pad is connected to the cold light power output pad.

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