CN217403163U

CN217403163U - Cooling device for suspension cylinder optical pyrometer

Info

Publication number: CN217403163U
Application number: CN202221336457.6U
Authority: CN
Inventors: 李磊; 黄升; 蒙伟; 唐文华; 汤振宏; 张领; 杨俊杰
Original assignee: Guangxi Liugang New Material Technology Co ltd
Current assignee: Guangxi Liugang New Material Technology Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-09
Anticipated expiration: 2032-05-31

Abstract

The utility model discloses a hang jar optics pyrometer cooling device, including two jar cylinder bodies that hang that set up side by side and communicate through the intermediate channel, it all has a jar fan of hanging through respective jar intake pipe that hangs to hang the jar cylinder body, intermediate channel department is equipped with the kiln manometer to through the support of flange mounting interior area optics pyrometer, optics pyrometer bottom is equipped with the glass piece, and compressed air communicates respectively through pneumatic valve one on the cooling tuber pipe one, pneumatic valve two, manometer two on manometer one and the cooling tuber pipe two respectively the support, hang jar fan and connect through cooling tuber pipe three the air inlet end of cooling tuber pipe one, it passes through to hang the jar fan cooling tuber pipe three intercommunication the support. The utility model discloses can solve the current used compressed air of jar optics pyrometer cooling, clearance optics pyrometer that hangs and consume high problem.

Description

Cooling device for suspension cylinder optical pyrometer

Technical Field

The utility model belongs to the technical field of steel manufacturing and equipment technique and specifically relates to a refrigerated device that is used for malz kiln to hang jar optics pyrometer.

Background

The suspension cylinder system is a key core device of the Maerz kiln and comprises two suspension cylinder bodies 16 which are arranged side by side and communicated through a middle channel, wherein the two suspension cylinder bodies 16 are both connected with a suspension cylinder fan 14 (with the rated flow of 6500 m) through a suspension cylinder air inlet pipeline 17 ³ And h), the two hanging cylinder bodies 16 are respectively provided with a hanging cylinder air outlet pipeline 18, hanging cylinder castable is poured at the lower parts of the hanging cylinder bodies and is provided with refractory bricks, and an optical pyrometer 2, a kiln pressure meter 11 for measuring the pressure in the kiln and other instrument arrangements are arranged outside the middle channel of the hanging cylinder bodies. Because the internal structure of the suspension cylinder belongs to a hollow structure formed by heat-resistant stainless steel and is positioned at the calcining part of the kiln, in order to avoid the deformation of the structure under high temperature, at least 2 suspension cylinder fans are needed to continuously cool and supply air to two suspension cylinder bodies of the kiln respectively (as shown in figure 1) so as to prevent castable at the bottom of the suspension cylinder from falling off and refractory materials from being burnt.

The optical pyrometer 2 is an important instrument device of the double-chamber kiln, and is mainly used for converting light intensity change conditions in the kiln into electrical analog signals to be used as a basis for judging the calcining intensity in the kiln. The cooling device is structured as shown in figure 2. The optical pyrometer 2 is mounted in an optical pyrometer holder 1, which holder 1 is mounted on the kiln via a flange 5. The glass lens 3 is arranged below the pyrometer, so that the optical pyrometer 2 is prevented from directly contacting high-temperature gas in the kiln. The existing cooling of the optical pyrometer 2 is generally compressed air, the compressed air is blown into the optical pyrometer support 1 through a cooling air pipe 4 provided with a pressure gauge 6 and a pneumatic valve 8 to cool the optical pyrometer 2, and the optical pyrometer is prevented from being damaged due to high temperature. Compressed air enters the optical pyrometer support 1 through the pneumatic valve II 9 and the pressure gauge II 7 which are installed on the cooling air pipe II 10, the surface of the glass sheet is cleaned, dust is prevented from being gathered on the surface, and the cooling air pipe I4 and the cooling air pipe II 10 are both connected with the compressed air. Therefore, a large amount of continuous compressed air is needed to cool the optical pyrometer and clean dust, and the energy consumption is high.

Disclosure of Invention

The utility model aims to solve the problem that a hang jar optics pyrometer cooling device is provided to solve the current high problem of jar optics pyrometer cooling of hanging, the used compressed air consumption of clearance optics pyrometer.

In order to solve the above problem, the technical scheme of the utility model is that: this hang jar optics pyrometer cooling device includes that two set up side by side and through the jar cylinder body that hangs of intermediate channel intercommunication, it all has a jar fan of hanging through respective jar intake-line connection that hangs to hang the jar cylinder body, intermediate channel department is equipped with the kiln manometer and installs the support of interior area optics pyrometer through the flange, optics pyrometer bottom is equipped with the glass piece, and compressed air communicates respectively through pneumatic valve one on the cooling tuber pipe one, pneumatic valve two on manometer one and the cooling tuber pipe two, manometer two respectively the support, hang the jar fan and connect through cooling tuber pipe three the air inlet end of cooling tuber pipe one, hang the jar fan and pass through cooling tuber pipe three intercommunication the support.

In the above technical solution, a more specific solution may be: and a pneumatic valve III is arranged after the cooling air pipe III is connected with the cooling air pipe I.

And further: and the air outlet end of the cooling air pipe III is connected between the pressure gauge II and the pneumatic valve II of the cooling air pipe II.

Since the technical scheme is used, compared with the prior art, the utility model following beneficial effect has:

the cooling air pipe III is connected with the air inlet end of the cooling air pipe I, so that cooling air coming out of the suspended cylinder fan can cool and supply air to the optical pyrometer in the bracket uninterruptedly for 24 hours, the cooling air pipe III is connected between the pressure gauge II of the cooling air pipe II and the pneumatic valve II, the compressed air can be controlled according to the comparison between the pressure gauge II and the kiln pressure gauge, and the suspended cylinder fan cools and supplies air to the glass lens of the optical pyrometer in the bracket discontinuously, so that the energy consumption of the compressed air at the part can be reduced to the maximum extent, and the use of the compressed air is effectively reduced; and the double gas sources at the glass lens part of the optical pyrometer are cleaned, so that the optical pyrometer is effectively protected, and the optical pyrometer is prevented from being damaged due to high temperature.

Drawings

FIG. 1 is a front view of a prior art dual-hearth kiln;

FIG. 2 is a schematic diagram of a prior art optical pyrometer cooling apparatus;

fig. 3 is a schematic structural diagram of an embodiment of the present invention;

the following are marked in the figure: the device comprises a support 1, an optical pyrometer 2, glass lenses 3, a first cooling air pipe 4, a flange 5, a first pressure gauge 6, a second pressure gauge 7, a first pneumatic valve 8, a second pneumatic valve 9, a second cooling air pipe 10, a kiln pressure gauge 11, a third pneumatic valve 12, a third cooling air pipe 13, a cooling fan 14, a suspended cylinder body 16, a suspended cylinder air inlet pipeline 17 and a suspended cylinder air outlet pipeline 18.

Detailed Description

The embodiments of the present invention will be described in detail with reference to the accompanying drawings:

the double-chamber Mailze kiln shown in figure 1 comprises two suspension cylinder bodies 16 which are arranged side by side and communicated through a middle channel, wherein the two suspension cylinder bodies 16 are both connected with a suspension cylinder fan 14 (with the rated flow rate of 6500 m) through a suspension cylinder air inlet pipeline 17 ³ H), two hanging cylinder bodies 16 are respectively provided with a hanging cylinder air outlet pipeline 18, the lower parts of the hanging cylinder bodies are respectively poured with hanging cylinder pouring materials and provided with refractory bricks, and the middle channels of the hanging cylinder bodies are externally provided with hanging cylinder pouring materialsAnd instruments such as an optical pyrometer 2 and a kiln pressure gauge 11 for measuring the pressure in the kiln.

The optical pyrometer cooling device shown in fig. 3 comprises an optical pyrometer 2 mounted in an optical pyrometer holder 1, which holder 1 is mounted on the kiln by means of a flange 5. A glass lens 3 is arranged below the optical pyrometer, so that the optical pyrometer 2 is prevented from directly contacting high-temperature gas in the kiln; the suspension cylinder fan 14 is used for blowing air into the optical pyrometer bracket 1 through a cooling air pipe I4 provided with a pressure gauge I6 and a pneumatic valve I8 to cool the optical pyrometer 2, so that the optical pyrometer is prevented from being damaged due to high temperature; during normal production, the suspension cylinder fan 14 blows air into the optical pyrometer bracket 1 through the cooling air pipe III 13 provided with the pneumatic valve III 12 to clean the optical pyrometer lens; when kiln manometer 11 is higher than manometer two 7, get into optics pyrometer support 1 in by compressed air through installing pneumatic valve two 9, manometer two 7 on cooling air pipe two 10, clean the glass piece surface, avoid the dust gathering on the surface, cooling air pipe two 10 is connected with compressed air. The suspension cylinder fan 14 is respectively connected with the air inlet ends of the cooling air pipe III 13 and the cooling air pipe I4, the pneumatic valve III 12 is arranged after the cooling air pipe III 13 is connected with the cooling air pipe I4, and the air outlet end of the cooling air pipe III 13 is connected between the pressure gauge II 7 and the pneumatic valve II 9 of the cooling air pipe II 10.

The cooling device for the optical pyrometer of the suspension cylinder comprises the following steps:

A. and correlating the signal of the second pressure gauge 7 with the signal of the kiln pressure gauge 11.

B. When the measurement value of the second pressure gauge 7 is lower than that of the kiln pressure gauge 11, the third pneumatic valve 12 is closed, the second pneumatic valve 9 is opened, compressed air (the pressure is higher than the pressure at the outlet of the fan of the suspension cylinder) cools and supplies air to the support 1 through the second cooling air pipe 10, and the glass lens 3 is cleaned, so that the phenomenon that the glass lens 3 of the optical pyrometer is normally cleaned due to the fact that the air flow in the kiln reversely flows into the pipeline of the suspension cylinder is avoided; and when the measurement value of the second pressure gauge 7 is higher than that of the kiln pressure gauge 11, the third pneumatic valve 12 is opened, the second pneumatic valve 9 is closed, the suspension cylinder fan 14 cools and supplies air to the support 1 through the third cooling air pipe 13, and the glass lens 3 is cleaned.

C. And the suspended cylinder fan 14 continuously cools and supplies air to the optical pyrometer 2 in the bracket 1 for 24 hours through the air inlet end of the cooling air pipe I4.

The cooling air pipe III is connected with the air inlet end of the cooling air pipe I, so that the cooling air coming out of the suspension cylinder fan can cool and supply air to the optical pyrometer in the support uninterruptedly for 24 hours, the cooling air pipe III is connected between the pressure gauge II of the cooling air pipe II and the pneumatic valve II, the compressed air can be controlled according to the comparison between the pressure gauge II and the kiln pressure gauge, and the suspension cylinder fan can cool and supply air to the glass lens of the optical pyrometer in the support discontinuously, thus reducing the energy consumption of the compressed air at the part to the maximum extent and effectively reducing the use of the compressed air; and the double gas sources at the glass lens part of the optical pyrometer are cleaned, so that the optical pyrometer is effectively protected, and the optical pyrometer is prevented from being damaged due to high temperature.

Claims

1. The utility model provides a hang jar optics pyrometer cooling device, includes two and sets up side by side and through the jar cylinder body that hangs of intermediate channel intercommunication, it all has a jar fan of hanging through respective jar intake pipe that hangs to hang the jar cylinder body, intermediate channel department is equipped with the kiln manometer and installs the support of interior area optics pyrometer through the flange, optics pyrometer bottom is equipped with the glass piece, and compressed air communicates respectively through pneumatic valve one on the cooling tuber pipe one, the pneumatic valve two on manometer one and the cooling tuber pipe two, two minutes of manometer intercommunication the support, its characterized in that: the suspension cylinder fan is connected with the air inlet end of the first cooling air pipe through a third cooling air pipe, and the suspension cylinder fan is communicated with the support through the third cooling air pipe.

2. The suspension cylinder optical pyrometer cooling apparatus of claim 1, wherein: and a pneumatic valve III is arranged after the cooling air pipe III is connected with the cooling air pipe I.

3. The suspension cylinder optical pyrometer cooling apparatus of claim 2, wherein: and the air outlet end of the cooling air pipe III is connected between the pressure gauge II and the pneumatic valve II of the cooling air pipe II.