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A booster pump variable frequency drive controller

A variable frequency drive and controller technology, applied in pump control, machine/engine, liquid variable capacity machinery, etc., can solve problems such as short service life, low energy utilization rate, poor heat dissipation performance of the pump motor, etc., to achieve Ease of use and simple structure

Active Publication Date: 2021-11-16
嘉兴泛达思节能技术有限公司 +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] 1. Low energy utilization rate and poor work efficiency;
[0005] 2. The size of the variable frequency drive controller is large, which is not conducive to the structural integration of the motor;
[0006] 3. The heat dissipation performance of the water pump motor is not good, and the service life is short

Method used

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  • A booster pump variable frequency drive controller
  • A booster pump variable frequency drive controller
  • A booster pump variable frequency drive controller

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0045] Such as Figures 1 to 11 As shown, the present invention provides a booster pump variable frequency drive controller, including:

[0046] Shell 1, the shell 1 is cylindrical, and the bottom is fixedly connected with several vertical plates 11 arranged equidistantly;

[0047] Control board 2, described control board 2 is provided with control circuit 21 and screw 22, and described control circuit 21 comprises power supply circuit, main control circuit, interface circuit, protection circuit and three-phase full-bridge inverter circuit; The circuit includes a single-chip microcomputer circuit, a temperature sampling circuit, a current sampling circuit and a voltage sampling circuit; The full-bridge circuit is electrically connected to the main control circuit, and the main control circuit is electrically connected to the protection circuit and the three-phase inverter full-bridge circuit respectively; the three-phase full-bridge inverter circuit includes three combined tu...

Embodiment 2

[0053] Such as Figures 1 to 11 As shown, the present invention provides a booster pump variable frequency drive controller, including:

[0054] Shell 1, the shell 1 is cylindrical, and the bottom is fixedly connected with several vertical plates 11 arranged equidistantly;

[0055] Control board 2, described control board 2 is provided with control circuit 21 and screw 22, and described control circuit 21 comprises power supply circuit, main control circuit, interface circuit, protection circuit and three-phase full-bridge inverter circuit; The circuit includes a single-chip microcomputer circuit, a temperature sampling circuit, a current sampling circuit and a voltage sampling circuit; The full-bridge circuit is electrically connected to the main control circuit, and the main control circuit is electrically connected to the protection circuit and the three-phase inverter full-bridge circuit respectively; the three-phase full-bridge inverter circuit includes three combined tu...

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Abstract

The invention discloses a frequency conversion drive controller of a booster pump, which comprises: a shell, the shell is cylindrical, and the bottom is fixedly connected with several vertical plates arranged equidistantly; a control board is provided with a control circuit and screw, the control circuit includes a power supply circuit, a main control circuit, an interface circuit, a protection circuit and a three-phase full-bridge inverter circuit; the power supply circuit is respectively electrically connected to the interface circuit, a three-phase inverter full-bridge circuit and the main control circuit They are respectively electrically connected to the protection circuit and the three-phase inverter full-bridge circuit; wherein, the bottom of the casing is provided with threaded holes matching the screws, and the control board is fixed in the casing by screws and heat-dissipating glue. The variable frequency drive controller of the booster pump of the present invention realizes the variable frequency drive control of the booster water pump in a space where the outer diameter is less than 77mm and the height is 46mm, and the efficiency of the controller exceeds 95%. Realize high efficiency, energy saving and frequency conversion control in the field of booster pumps.

Description

technical field [0001] The invention relates to the technical field of variable frequency drive controllers, in particular to a variable frequency drive controller for booster pumps. Background technique [0002] In recent years, the trend of energy saving, environmental protection, intelligence, and health of home appliances in the world has become more and more obvious. Energy saving, environmental protection, frequency conversion, and healthy home appliances have become an inevitable choice for the development of the home appliance industry, and they are gradually taking the lead in the mid-to-high-end market. First, the market scale has been further expanded. The energy consumption of household appliances is the main component of the total household energy consumption. Under the trend of globalization of energy saving and environmental protection, the high efficiency, energy saving and environmental protection of household appliances have become important indicators for...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F04B49/06F04B49/20H05K7/02
CPCF04B49/06F04B49/20H05K7/02
Inventor 李勇
Owner 嘉兴泛达思节能技术有限公司
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