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A kind of preparation method of pillar porcelain insulator

A technology for pillar porcelain insulators and porcelain clay, which is applied in the field of preparation of pillar porcelain insulators, can solve the problems of increasing mud cost and energy consumption, reducing safety and reliability, noise pollution, etc.

Active Publication Date: 2019-03-01
湖南阳东电瓷电气股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] However, the split-type design and the hanging firing method not only have to cut off the hanging firing head part after firing, which increases the cost of mud and energy consumption, but also causes noise pollution and dust pollution emissions during the cutting process. Moreover, the mechanical strength of the split design is greatly affected by the strength of the adhesive at the joint of the upper and lower parts, which reduces the safety and reliability of the product application.

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  • A kind of preparation method of pillar porcelain insulator
  • A kind of preparation method of pillar porcelain insulator
  • A kind of preparation method of pillar porcelain insulator

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preparation example Construction

[0035] The invention provides a preparation method of a pillar porcelain insulator, comprising the following steps:

[0036] A) mixing 35-40 parts by weight of mixed clay, 15-25 parts by weight of china clay, 25-30 parts by weight of calcined alumina and 9-13 parts by weight of feldspar by ball milling to obtain mud-making powder;

[0037] B) After mud making, forming and drying the mud making powder obtained in the above steps, a blank is obtained;

[0038] C) After glazing and firing the blank obtained in the above steps, a pillar porcelain insulator is obtained;

[0039] The firing method is seat firing.

[0040] The preparation process of the pillar porcelain insulator in the present invention is preferably one or more of the steps of batching, ball milling, mud making, molding, drying and glazing, and then after the firing process, the pillar porcelain insulator is obtained, more preferably After batching, ball milling, mud making, molding, drying and glazing steps in s...

Embodiment 1

[0074] Firstly, the raw materials are prepared according to the mass percentage composition, including 38% of mixed clay, 22% of china clay, 27% of calcined bauxite and 13% of feldspar. In the mixed clay, 18% of raw ore clay, 18% of ball clay and 12% of panning clay. After the above raw materials are mixed and prepared in a mixer, the mixed raw materials are obtained.

[0075] The physical properties of the physical properties of raw ore clay, ball clay and elutriated clay are detected with reference to "Electric Porcelain Material Inspection and Process Control Test Method" of Xi'an Electric Porcelain Research Institute, and the test results are shown in Table 3, which is provided by Example 1 of the present invention The comparison table of physical properties of ore clay, ball clay and elutriation clay.

[0076] Table 3 The physical performance comparison table of the raw ore clay, ball clay and elutriated clay provided by Example 1 of the present invention

[0077]

...

Embodiment 2

[0089] Firstly, the raw materials are prepared according to the mass percentage composition, including 38% of mixed clay, 22% of china clay, 27% of calcined bauxite and 13% of feldspar. In the mixed clay, 17% of raw ore clay, 8% of ball clay and 13% of panning clay. After the above raw materials are mixed and prepared in a mixer, the mixed raw materials are obtained.

[0090] The physical properties of the physical properties of raw ore clay, ball clay and elutriated clay are detected with reference to "Electric Porcelain Material Inspection and Process Control Test Method" of Xi'an Electric Porcelain Research Institute, and the test results are shown in Table 5, which is provided in Example 2 of the present invention The comparison table of physical properties of ore clay, ball clay and elutriation clay.

[0091] Table 5 The physical performance comparison table of the raw ore clay, ball clay and elutriated clay provided by Example 2 of the present invention

[0092]

[...

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Abstract

The invention provides a preparation method of a strut porcelain insulator. The method comprises the steps of: firstly mixing 35-40 parts by weight of mixed clay, 15-25 parts by weight of porcelain clay, 25-30 parts by weight of calcined bauxite and 9-13 parts by weight of feldspar, and conducting ball milling to obtain mud making powder; then subjecting the mud making powder obtained by the previous step to mud making and molding, then performing drying to obtain a blank; and finally carrying out glazing and firing on the blank obtained by the previous step to obtain the strut porcelain insulator. The firing mode is seat firing. The method provided by the invention adopts integrated design and seat firing, combines specific component and proportion, lightens the weight of product itself, reduces material application, and saves resources and energy. Also because of integrated firing molding, the technology of adhesive binding of the upper part and lower part with an adhesive in existing split design is effectively avoided, so that the product is composed of one material from top to bottom, and the application safety and reliability of the product are improved.

Description

technical field [0001] The invention belongs to the technical field of insulator preparation, and in particular relates to a preparation method of a pillar porcelain insulator. Background technique [0002] An insulator is a special insulation control that can play an important role in overhead transmission lines. It plays two basic functions in overhead transmission lines, namely supporting wires and preventing current from returning to the ground, and also to increase creepage distance. Usually made of glass or ceramic. [0003] In practical applications, porcelain insulators have been widely used due to their advantages in weather resistance, mechanical strength and cost. There are many classifications of porcelain insulators. According to the structure, they can be divided into post (pillar) insulators, suspension insulators, pin insulators, butterfly insulators, tension insulators, anti-pollution insulators and bushing insulators. Insulators and power stations, electr...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C04B33/13C04B33/26C04B33/32
CPCC04B33/13C04B33/26C04B33/32C04B2235/3217C04B2235/3463C04B2235/96
Inventor 王红李志群李勇军李启财李鑫
Owner 湖南阳东电瓷电气股份有限公司
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