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Double-cone hole flat alloy chute lining

A technology of alloy chute and taper hole, which is applied to blast furnace parts, furnaces, blast furnace details, etc., can solve the problems of large overall area, easy to break or fall off, etc., and achieve the effect of prolonging the service life

Inactive Publication Date: 2011-12-07
JIANGDU SHUNDA MACHINERY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The lining of the chute is installed in the distribution chute of the cast iron machine. At present, the inner alloy casting lining is generally used. Due to the overall layout, the lining board cannot meet the needs of various chutes of different specifications, and has limitations. The overall area is large, and it is easy to break or fall off during use

Method used

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  • Double-cone hole flat alloy chute lining
  • Double-cone hole flat alloy chute lining
  • Double-cone hole flat alloy chute lining

Examples

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Embodiment Construction

[0008] Such as figure 1 , 2 As shown, it is a double-cone hole-type flat alloy chute lining, including several steel substrates 1, and several hard alloy blocks 3 are respectively arranged on each steel substrate 1, and two second carbide blocks 3 are respectively arranged on each hard alloy block 3. A bolt hole 4, second bolt holes 2 equal in number to the first bolt holes 4 are respectively arranged on each steel substrate 1, the first bolt holes 4 and the second bolt holes 2 are provided in one-to-one correspondence, each Conical pins 5 are respectively inserted in the first pin holes 4, and the big ends of each truncated pin 5 are respectively arranged on the side of the cemented carbide block 3 away from the steel substrate 1, and each truncated pin 5 The small ends of the pins are respectively arranged in the corresponding second pin holes 2 and welded with the steel matrix 1 .

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Abstract

The double-cone-hole type plane alloy chute lining relates to the inner lining device of the metallurgical blast furnace distribution chute, including several steel substrates, and several hard alloy blocks are respectively arranged on each steel substrate, and two hard alloy blocks are respectively arranged on each steel substrate. a first pin hole, and second pin holes equal to the number of the first pin holes are set on each steel substrate, and pins are respectively inserted in each first pin hole, and one end of each pin is larger than At the other end, the big end of each pin is respectively set on the side of the cemented carbide block away from the steel matrix, and the small end of each frustum-shaped pin is respectively set in the corresponding second pin hole and fixed with the steel base connect. A number of second pin holes are drilled on the steel base, and the entire plane on the steel base is composed of several cemented carbide blocks, which are fixed to the steel base through tapered pins, and the stress of the plate is distributed to each small block Alloy, so there will be no phenomenon such as fracture, thus prolonging the service life.

Description

technical field [0001] The invention relates to a liner device inside a metallurgical blast furnace material distribution chute. Background technique [0002] The lining of the chute is installed in the distribution chute of the cast iron machine. At present, the inner alloy casting lining is generally used. Due to the overall layout, the lining board cannot meet the needs of various specifications of the chute, which has limitations. The overall area is large, and it is easy to break or fall off during use. Contents of the invention [0003] The purpose of the present invention is to overcome the deficiencies of the prior art and provide a double-cone hole type plane alloy chute liner with long service life. [0004] The purpose of the present invention is achieved in this way: the double-cone hole type plane alloy chute liner includes several steel substrates, several hard alloy blocks are respectively arranged on each steel substrate, and two hard alloy blocks are resp...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C21B7/00
Inventor 潘文根
Owner JIANGDU SHUNDA MACHINERY
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