A Single-Layer Piezoelectric Transformer Achieving Different Step-Up Ratio
A technology of piezoelectric transformers and transformers, applied in the direction of piezoelectric/electrostrictive/magnetostrictive devices, circuits, electrical components, etc., to achieve the effect of small size
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Embodiment 1
[0051] Embodiment one: if figure 1 As shown, this embodiment is a single-layer piezoelectric transformer that can realize different step-up ratios; the single-layer piezoelectric transformer in this implementation is a single-layer 1:n step-up ratio rectangular piezoelectric transformer 1, wherein the single-layer 1 : n step-up ratio Rectangular piezoelectric transformer is divided into input end 2, input end 3, output end 6 and output end 21 through gap 4 and gap 5; wherein output end 6 and output end 21 are equally divided into n output ports, n is According to the number of equal parts of the required boost ratio, the gap function is to isolate the input and output, and the output ports of the adjacent two sections are also separated by nitric acid corrosion;
[0052] As shown in Figure 1, the output terminal 6 and the output terminal 21 are divided into output port 8, output port 10, output port 12, output Port 14, output port 16, output port 18, output port 20, and outpu...
Embodiment 2
[0053] Embodiment two: if figure 2 As shown, this implementation is a single-layer piezoelectric transformer that can realize different step-up ratios. The single-layer piezoelectric transformer in this implementation is a single-layer 1:n step-up ratio circular piezoelectric transformer 23; single-layer 1: n circular piezoelectric transformer is divided into input end 29, input end 41 by gap 30 and gap 40, output end 24 and output end 26, output end 24, output end 26 is the outermost ring part, output end 24 and output end 26 can be equally divided into n output ports, n is the number of equal parts according to the required boost ratio; adjacent output ports are also corroded with nitric acid to form gaps in order to avoid electrode communication;
[0054] Such as figure 2 As shown, output end 24 and output end 26 are divided into several output ports by gap 31, gap 32, gap 33, gap 34, gap 35, gap 36, gap 37, gap 38, gap 39.
Embodiment 3
[0055] Embodiment three: as image 3 As shown, this implementation is a single-layer rectangular piezoelectric transformer with a step-up ratio of 1:4; the rectangular piezoelectric transformer in this implementation uses a single rectangular piezoelectric ceramic sheet, wherein the upper and lower surfaces of the single rectangular piezoelectric ceramic sheet are respectively cleaned from A gap 8b and a gap 9b with a width of 0.2 mm are etched along the length direction at 1 / 2 of the width, and the single rectangular piezoelectric ceramic sheet is divided into an input end 1b, an input end 2b, and an output end, and the input end and the output end are insulated from each other; The output end is divided into the output port 3b, the output port 4b, the output port 5b, the output port 6b and the output port 7b through the gap 10b, the gap 11b and the gap 12b;
[0056] Input electrodes and output electrodes are set on the surface of the piezoelectric ceramic sheet; the polariza...
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