CN214280956U - Energy-saving low-voltage control circuit - Google Patents
Energy-saving low-voltage control circuit Download PDFInfo
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- CN214280956U CN214280956U CN202022792281.2U CN202022792281U CN214280956U CN 214280956 U CN214280956 U CN 214280956U CN 202022792281 U CN202022792281 U CN 202022792281U CN 214280956 U CN214280956 U CN 214280956U
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Abstract
The utility model relates to an energy-saving low-voltage control circuit, which comprises a power supply module, wherein the input end of the power supply module is connected into a commercial power network through a master switch, the output end of the power supply module is connected to a wiring end through a leakage protector, a contactor and a thermal protector, and the wiring end is connected with low-voltage direct-current power equipment; the power supply module is a switch power supply. The utility model relates to an energy-saving low-voltage control circuit replaces the AC power equipment of original high energy consumption to the effect of two-thirds electric energy is saved than the AC power equipment of original usefulness has been reached.
Description
Technical Field
The utility model relates to a control circuit especially relates to an energy-saving low-voltage control circuit.
Background
At present, power equipment in the industries of agriculture, buildings and the like is directly supplied with power at 380V or 220V, such as a water pump in a water well and the like, and the conventional power equipment has high power consumption and cannot meet the energy-saving requirement; and conventional power equipment all adopts the switch direct-connection mode to lack corresponding safety control ability, have certain potential safety hazard, for this reason, need a mode that can solve above-mentioned problem urgently.
Disclosure of Invention
An object of the present invention is to provide an energy-saving low-voltage control circuit to solve the problems in the background art; the utility model discloses control circuit utilizes direct current low pressure power equipment to replace the equipment of original high energy consumption, and energy-conserving effect is showing, can reach economize on electricity two-thirds's effect even.
The utility model provides a following technical scheme:
the utility model provides an energy-saving low-voltage control circuit, includes power module, and power module's input is connected to the commercial power network through master switch, and power module's output is connected to the wiring end behind earth leakage protector, contactor and the thermal protector, the wiring end is connected with low-voltage direct current power equipment.
The utility model relates to an energy-saving low-voltage control circuit, power module is switching power supply.
The utility model relates to an energy-saving low-voltage control circuit, switching power supply is adjustable switching power supply.
The utility model relates to an energy-saving low pressure control circuit, low pressure direct current power equipment is low pressure direct current water pump.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses in utilize low-voltage equipment such as low pressure DC pump as the power supply, the top of thermal protector is connected with the bottom electricity of contactor, and the top of contactor is connected with earth-leakage protector's bottom electricity, and earth-leakage protector's top is connected with switching power supply's electricity, inserts 380V's commercial power network at last, through this one set of control system, replaces original high energy consumption's equipment to reached and saved the effect of two-thirds electric energy than original equipment of using.
Drawings
Fig. 1 is a circuit block diagram of an energy-saving low-voltage control circuit according to the present invention.
Detailed Description
Referring to fig. 1, the utility model relates to an energy-saving low-voltage control circuit, which comprises a power module, wherein the input end of the power module is connected to a mains supply network through a main switch, the output end of the power module is connected to a wiring end through a leakage protector, a contactor and a thermal protector, and the wiring end is connected with low-voltage direct-current power equipment through a connecting cable;
further, the power supply module is a switching power supply and is used for converting alternating current commercial power into low-voltage direct current; preferably, the switching power supply is an adjustable switching power supply;
further, the low-voltage direct-current power equipment is a low-voltage direct-current water pump.
When the power equipment is used, alternating current accessed through a commercial power network is converted into low-voltage direct current after passing through a main switch and a switching power supply, then, the leakage protector on a circuit is used for realizing leakage protection, the contactor plays a role in starting protection on the power equipment, and the thermal protector is used for preventing the power equipment from being subjected to overload protection; therefore, the low-voltage direct current can stably, safely and reliably drive low-voltage direct current power equipment such as a low-voltage direct current water pump.
In addition: it should be noted that the above-mentioned embodiment is only a preferred embodiment of the present patent, and any modification or improvement made by those skilled in the art based on the above-mentioned conception is within the protection scope of the present patent.
Claims (4)
1. An energy-saving low-voltage control circuit, comprising: the power supply system comprises a power supply module, wherein the input end of the power supply module is connected into a commercial power network through a main switch, the output end of the power supply module is connected to a wiring end through a leakage protector, a contactor and a thermal protector, and the wiring end is connected with low-voltage direct-current power equipment.
2. The power-saving low-voltage control circuit of claim 1, wherein: the power supply module is a switch power supply.
3. The power-saving low-voltage control circuit of claim 2, wherein: the switching power supply is an adjustable switching power supply.
4. The power-saving low-voltage control circuit of claim 1, wherein: the low-voltage direct-current power equipment is a low-voltage direct-current water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022792281.2U CN214280956U (en) | 2020-11-27 | 2020-11-27 | Energy-saving low-voltage control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022792281.2U CN214280956U (en) | 2020-11-27 | 2020-11-27 | Energy-saving low-voltage control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214280956U true CN214280956U (en) | 2021-09-24 |
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ID=77777902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022792281.2U Active CN214280956U (en) | 2020-11-27 | 2020-11-27 | Energy-saving low-voltage control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214280956U (en) |
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2020
- 2020-11-27 CN CN202022792281.2U patent/CN214280956U/en active Active
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