Thermostatic gas water heater controller

A technology for gas water heaters and controllers, which is applied to fluid heaters, lighting and heating equipment, etc., which can solve the problems of easy failure, low control precision, and poor anti-interference ability, and achieve high reliability, safe, reliable and stable heating less distracting effect

Active Publication Date: 2010-08-25
VATTI CORP LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to provide a constant temperature gas water heater controller with reliable control, extremely low failure rate and no current impact in order to overcome the shortcomings of existing controllers such as low control precision, easy failure, and poor anti-interference ability

Method used

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  • Thermostatic gas water heater controller
  • Thermostatic gas water heater controller
  • Thermostatic gas water heater controller

Examples

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Embodiment Construction

[0038] Below in conjunction with accompanying drawing and specific embodiment the present invention is described in further detail:

[0039] (See Figure 1) The constant temperature gas water heater controller includes single-chip microcomputer 1A, gas valve drive / detection circuit 1B, igniter control / flame detection circuit 1C, fan drive / feedback circuit 1D, gas proportional valve drive / detection circuit 1E, wind pressure detection Circuit 1F, water flow sensor circuit 1G, water inlet / outlet temperature sensor circuit 1H, overheating protection circuit 1J; the gas valve drive / detection circuit includes a gas valve drive circuit and a valve detection circuit, and the microcontroller outputs valve control signals to the gas valve drive circuit, The gas valve drive circuit is connected to the solenoid valve, and the valve detection circuit detects the open circuit of the gas valve drive circuit and the solenoid valve, and outputs the signal to the single-chip microcomputer; the ig...

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PUM

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Abstract

The invention discloses a thermostatic gas water heater controller, characterized by comprising a signlechip, a gas valve drive/detection circuit, an igniter control/flame detection circuit, a blower drive/feedback circuit, a gas proportion valve drive/detection circuit, an air pressure detection circuit, a water flow sensor circuit, a water inlet/outlet temperature sensor circuit and an overheat protection circuit. The gas valve drive/detection circuit also comprises a gas valve drive circuit and a valve detection circuit, and the igniter control/flame detection circuit further comprises an igniter control circuit and a flame detection circuit. The invention aims to overcome the shortcomings of low control accuracy, high failure rate and poor interference resistance of a traditional controller, and provide the thermostatic gas water heater controller with reliable control, low failure rate and no current surge.

Description

【Technical field】 [0001] The invention relates to a controller of a gas water heater, in particular to a control circuit of a constant temperature gas water heater. 【Background technique】 [0002] The controllers of existing gas water heaters have some shortcomings, such as: low control precision, poor constant temperature effect, unscrupulous safety protection, easy failure of fan drive circuit, and poor anti-interference ability. 【Content of invention】 [0003] The object of the present invention is to provide a constant temperature gas water heater controller with reliable control, extremely low failure rate and no current shock in order to overcome the shortcomings of existing controllers such as low control precision, easy failure and poor anti-interference ability. [0004] In order to solve the above-mentioned technical problems, the present invention adopts the following technical solutions: [0005] A constant temperature gas water heater controller, characterize...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F24H9/20
Inventor 黄启均罗岚毛远明
Owner VATTI CORP LTD
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