Electrical heating controller for welding part

An electric heating and controller technology, which is applied in auxiliary controllers with auxiliary heating devices, non-electric variable control, temperature control, etc., can solve the problems of difficult maintenance, complicated electrical circuits, and many electrical control devices, and achieve The effect of improving temperature control accuracy

Inactive Publication Date: 2010-05-12
TIANJIN TIRNFR HEAVY HYDROELECTRIC FRCILITY CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

Conventionally, it is necessary to purchase professional electric heating equipment, but professional electric heating equipment has the disadvantages of complicated electrical circuits, many electrical control devices, easy damage, and difficult maintenance, which lead to its limited use and application.

Method used

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  • Electrical heating controller for welding part
  • Electrical heating controller for welding part

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Embodiment 1

[0024] An electric heating controller for welding parts, which is characterized in that the electric heating controller circuit is connected with a digital display temperature controller, a time relay and a digital display regulator; the digital display temperature controller and the time relay are connected to control the power supply heating circuit, and the digital display temperature The controller is connected with a thermocouple temperature sensor, and the digital display regulator is connected with a digital display temperature controller. The power supply heating circuit is connected with the far-infrared electric heating sheet. The electric heating controller is equipped with automatic recorder, alarm instrument and printer.

[0025] The specific structure of the weldment electric heating controller in this embodiment:

[0026] 1. Circuit of electric heating controller

[0027] Close the air switch K1, the upper port power of the contactors C1 and C2 is turned on; c...

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Abstract

The invention relates to an electrical heating controller for a welding part and belongs to the technical field of heating automation control. The electrical heating controller is characterized by being connected with a temperature controller, a time relay and a digital display regulator by circuits, wherein the temperature controller and the time relay are connected with a power supply heating circuit, the temperature controller is connected with a temperature sensor and the digital display regulator is connected with the temperature controller. The electrical heating controller has the advantages of saved funds, simple structure, convenient operation, stable property, safety and reliability, adjustable temperature, high temperature control precision, good welding quality and the like.

Description

technical field [0001] The invention belongs to the technical field of heating automation control, in particular to an electric heating controller for welded parts. Background technique [0002] At present, in the production process of welded parts of hydroelectric generator sets, according to the requirements of welded parts and the influence of factors such as material, plate thickness, weld joint form, etc., preheating before welding and control welding during welding are often stipulated for welds. Technical requirements such as interlayer temperature and slow cooling after welding. Conventionally, it is necessary to purchase professional electric heating equipment, but professional electric heating equipment has the disadvantages of complicated electrical wiring, many electrical control devices, easy damage, and difficult maintenance, which limits its function and application. It is necessary to design a weldment electric heating controller suitable for use in welding ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G05D23/32G05D23/19G05D23/22
Inventor 王效泽吕为理刘春柏
Owner TIANJIN TIRNFR HEAVY HYDROELECTRIC FRCILITY CO LTD
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