CN206077759U - A kind of autocoupling type half-bridge high-voltage output circuit - Google Patents

Abstract

The utility model discloses a kind of autocoupling type half-bridge high-voltage output circuit, including power supply, the positive pole of the power supply is connected with the first end of switch one, second end of described switch one is connected with the first end of the first end and electric capacity two of switch two, second end of described electric capacity two is connected with the first end of inductance one, and the second end of described switch two is connected with the negative pole of power supply；Second end of described inductance one is connected with the central core post of the first end and variable inductance of electric capacity one, second end of described electric capacity one is connected with the second end of switch two, one outer iron core post of described variable inductance is connected with one end of electric light and the second end of electric capacity one, and another outer iron core post of described variable inductance is connected with the other end of electric light.This utility model provides burning voltage by self coupling boosting and makes lamp working, so as to provide the growth demand that enough illumination meets plant, has the advantages that simple structure.

Description

A self-coupling half-bridge high-voltage output circuit

technical field

The utility model relates to the technical field of high-voltage output circuits, in particular to a self-coupling half-bridge high-voltage output circuit.

Background technique

Plant supplementary light is a lamp that uses light instead of sunlight to provide the light source required for plant growth and development according to the natural laws of plant growth and the principle that plants use sunlight for photosynthesis. When the plant supplementary light works, it needs a continuous and stable high-voltage output to provide sufficient light to meet the growth and development needs of plants.

The current plant fill light has an unstable output voltage, which makes the LED often flicker, which affects the use effect and service life of the LED light.

Utility model content

The purpose of this utility model is to provide a self-coupling half-bridge high-voltage output circuit to overcome the above-mentioned shortcomings in the current prior art.

For realizing above-mentioned technical purpose, technical scheme of the present utility model is realized like this:

A self-coupling half-bridge high-voltage output circuit, including a power supply, the positive pole of the power supply is connected to the first end of switch one, and the second end of switch one is connected to the first end of switch two and the second end of capacitor two One end, the second end of the capacitor two is connected to the first end of the inductor one, the second end of the switch two is connected to the negative pole of the power supply; the second end of the inductor one is connected to the capacitor one The first end and the central core column of the variable inductance, the second end of the capacitor one is connected to the second end of the switch two, and one end of the outer iron core column of the variable inductance is connected to the lamp and the second end of capacitor one, and the other end of the electric lamp is connected to the other outer iron core column of the variable inductance.

Further, the second end of the switch two is grounded.

After adopting the above technical solution, the utility model has the following beneficial effects: the utility model provides a stable voltage through an auto-coupling boost to make the lamp work, thereby providing sufficient light to meet the growth needs of plants, and has the advantage of a simple structure.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only the present invention. For some embodiments of the present invention, those skilled in the art can also obtain other drawings according to these drawings without paying creative efforts.

Fig. 1 is a kind of self-coupling type half-bridge high voltage output circuit of the utility model embodiment;

In the figure: 1. Switch 1; 2. Switch 2; 3. Inductor 1; 4. Capacitor 2; 5. Variable inductor; 6. Light; 8. Capacitor 1.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. All other embodiments obtained by persons of ordinary skill in the art based on the embodiments of the present invention belong to the protection scope of the present invention.

As shown in Figure 1, a self-coupling half-bridge high-voltage output circuit described in the embodiment of the present invention includes a power supply, the positive pole of the power supply is connected to the first end of the switch one 1, and the first end of the switch one 1 The second end is connected with the first end of the switch two 2 and the first end of the capacitor two 4, the second end of the capacitor two 4 is connected with the first end of the inductor one 3, and the second end of the switch two 2 end is connected with the negative pole of the power supply; the second end of the inductance one 3 is connected with the first end of the capacitor one 8 and the central iron core column of the variable inductance 5, and the second end of the capacitor one 8 is connected with the switch The second end of two 2 is connected, and an outer iron core column of the variable inductance 5 is connected with one end of the electric lamp 6 and the second end of the capacitor one 8, and the other outer iron of the variable inductance 5 The other end of the electric lamp 6 is connected to the stem post.

In a specific embodiment, the second end of the switch two 2 is grounded.

The first switch and the second switch of the utility model are turned on in turn through the variable inductance self-coupling boost to become a high voltage added to the two ends of the electric lamp, thereby lighting the electric lamp.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in the Within the protection scope of the present utility model.

Claims (2)

1. a kind of autocoupling type half-bridge high-voltage output circuit, including power supply, it is characterised in that the positive pole of the power supply is connected with switch One（1）First end, described switch one（1）The second end be connected with switch two（2）First end and electric capacity two（4）First End, described electric capacity two（4）The second end be connected with inductance one（3）First end, described switch two（2）The second end with electricity The negative pole connection in source；Described inductance one（3）The second end be connected with electric capacity one（8）First end and variable inductance（5）In Centre iron core column, described electric capacity one（8）The second end with switch two（2）The second end connection, described variable inductance（5）One Individual outer iron core post is connected with electric light（6）One end and electric capacity one（8）The second end, described variable inductance（5）Another outside Iron core column is connected with electric light（6）The other end.

2. a kind of autocoupling type half-bridge high-voltage output circuit according to claim 1, it is characterised in that described switch two （2）The second end ground connection.