Automatic heating device of generator thrust block

A thrust head and generator technology, applied in the direction of induction heating device, coil device, induction heating, etc., can solve the problems of generator thrust head volume, low installation accuracy, uneven heating, etc., and achieve good thermal sleeve connection, The process is stable and reliable, and the heating effect is uniform

Inactive Publication Date: 2017-02-22
STATE GRID ZHEJIANG ELECTRIC POWER +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In the prior art, when installing the thrust head of the generator, it needs to be properly heated, and then connected to the rotor by means of heat sleeve. At present, there is no good way to heat the thrust head, because the volume of the thrust head of the generator is large, It is difficult to use conventional heating methods, such as electric heating, steam coil heating, etc., or the structure is too complicated and the heating cost is high; or the heating is uneven, the installation accuracy is not high, and it is difficult to achieve a good connection through the heat sleeve

Method used

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  • Automatic heating device of generator thrust block
  • Automatic heating device of generator thrust block
  • Automatic heating device of generator thrust block

Examples

Experimental program
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Effect test

Embodiment

[0016] Embodiment: Fix the heating coil 2 in an epoxy material with good heat dissipation performance, shape and solidify it into a cylindrical shape according to the shape of the outer wall of the thrust head 1, and use a non-magnetic metal outer frame 4 (such as the upper and lower stainless steel ring brackets, stainless steel reinforcements) ribs, etc.) for anti-deformation fixation to realize the integration of the heating device.

[0017] The temperature sensor with electric control contact is used to replace the thermometer with a more sensitive reaction effect; the temperature measurement of the thrust head is changed from one point temperature measurement to two point temperature measurement and two point temperature control, which improves the accuracy of the thrust head heating situation and strengthens the thrust head heating. Safety monitoring of temperature process.

[0018] The power supply control box 9 is arranged on the top central position of the heating dev...

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PUM

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Abstract

The invention provides an automatic heating device of a generator thrust block. The automatic heating device comprises an epoxy material sleeve which can be conveniently sleeved with the generator thrust block, wherein a heating coil is internally arranged in the epoxy material sleeve; an outer layer of the epoxy material sleeve is subjected to anti-deformation fixation by using a non-magnetic conductive metal outer frame and cylindrical heating device integration is formed; two horizontal support plates are symmetrically arranged on the upper end part of the epoxy material sleeve; one temperature controller which is matched with a temperature control probe slot arranged in the upper end surface of the thrust block and is provided with a temperature control probe is arranged on each horizontal support plate; the temperature controllers are connected to a power control box; the power control box is connected to the heating coil and achieves temperature-control heating; the non-magnetic conductive metal outer frame on the outer layer of the epoxy material sleeve comprises stainless steel ring support frames at the upper part and the lower part and a stainless steel reinforcing rib in the middle; the heating coil is an induction coil and an inductive heating mode thereof is a two-point temperature measurement and two-point temperature control mode; and the power control box is arranged on the horizontal support plates at two sides through a detachable ascending base at the lower part.

Description

technical field [0001] The invention relates to an automatic heating device for a generator thrust head, belonging to the technical field of generator thrust head installation. Background technique [0002] In the prior art, when installing the thrust head of the generator, it needs to be properly heated, and then connected to the rotor by means of heat sleeve. At present, there is no good way to heat the thrust head, because the volume of the thrust head of the generator is large, It is difficult to use conventional heating methods, such as electric heating, steam coil heating, etc., or the structure is too complicated and the heating cost is high; or the heating is uneven, the installation accuracy is not high, and it is difficult to achieve a good connection through the heat sleeve. Contents of the invention [0003] The purpose of the present invention is to overcome the deficiencies of the prior art, and to provide a simple structure, easy to use and operate, capable ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H05B6/06H05B6/10H05B6/36
CPCH05B6/06H05B6/10H05B6/36
Inventor 倪建华项兴华陈海伟吕延春林传葛陈传音蒋正浩叶梁军
Owner STATE GRID ZHEJIANG ELECTRIC POWER
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