CN110926632A - Device and method for replacing vault couple - Google Patents
Device and method for replacing vault couple Download PDFInfo
- Publication number
- CN110926632A CN110926632A CN201911199444.1A CN201911199444A CN110926632A CN 110926632 A CN110926632 A CN 110926632A CN 201911199444 A CN201911199444 A CN 201911199444A CN 110926632 A CN110926632 A CN 110926632A
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- China
- Prior art keywords
- thermocouple
- rope
- replacing
- lifting appliance
- vault
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
- G01K1/146—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations arrangements for moving thermometers to or from a measuring position
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/24—Test rods or other checking devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a device and a method for replacing a dome galvanic couple, wherein the device comprises: the support body is used for supporting the whole device and comprises a base and a vertical rod piece, a horizontal rod is arranged at the top end of the rod piece, fixed pulleys are arranged at two ends of the horizontal rod, a hand disc is arranged at the lower part of the rod piece, a rope is wound on the hand disc, the end part of the rope is connected with a lifting appliance to naturally droop after passing through the fixed pulleys in sequence, the lifting appliance is of an annular structure, and a thermocouple is hung on the lifting appliance in a hanging mode; a length detecting device for detecting a moving distance of the rope; and the length display device is used for displaying the data detected by the length detection device. The device and the method for replacing the vault couple are simple to use, convenient to operate and convenient to replace the thermocouple.
Description
Technical Field
The invention relates to the technical field of hot blast stove equipment, in particular to a device and a method for replacing a vault couple.
Background
The vault thermocouple is designed and manufactured for detecting the temperature of the vault of the blast furnace. The vault temperature is used as important data of normal operation of the blast furnace, and accurate and effective measurement data are provided, so that the method is very important for smooth operation of the blast furnace. The temperature of the vault of the blast furnace hot blast stove can reach over 1200 ℃, and the internal airflow is uncontrollable, so that the service life of the thermocouple is short and the thermocouple is frequently damaged. Frequent replacement is required to ensure that the data is accurate and reliable. Because the thermocouple is about 3m long, occasionally high-temperature particles are sprayed out to easily cause scalding in a high-temperature state during dismantling, the thermocouple belongs to ascending operation during dismantling and installation, and the installation time is 1 hour, so that the thermocouple replacing danger coefficient is high, and the labor intensity is high.
Disclosure of Invention
The invention provides a device and a method for replacing a vault thermocouple, aiming at solving the problems, so as to facilitate the replacement of the thermocouple, and the specific technical scheme is as follows:
an apparatus for replacing a vault galvanic couple, comprising:
the support body is used for supporting the whole device and comprises a base and a vertical rod piece, a horizontal rod is arranged at the top end of the rod piece, fixed pulleys are arranged at two ends of the horizontal rod, a hand disc is arranged at the lower part of the rod piece, a rope is wound on the hand disc, the end part of the rope is connected with a lifting appliance to naturally droop after passing through the fixed pulleys in sequence, the lifting appliance is of an annular structure, and a thermocouple is hung on the lifting appliance in a hanging mode;
a length detecting device for detecting a moving distance of the rope;
and the length display device is used for displaying the data detected by the length detection device.
As an improvement of the scheme, the length detection device comprises a detection wheel, the outer edge of the rope attachment detection wheel moves, and the moving distance of the rope can be obtained by measuring the number of rotation turns of the detection wheel.
As an improvement of the scheme, the length display device is electrically connected with the length detection device and comprises a display screen and a zero clearing button, and when the zero clearing button is pressed, display data of the display screen returns to zero.
As a refinement of the solution, the rope is a steel wire rope.
A method of replacing a vault galvanic couple, comprising the steps of:
a. when the thermocouple is disassembled, loosening the fixing flange at the position of the thermocouple to be replaced to loosen the thermocouple, and connecting the thermocouple by using a lifting appliance;
b. rotating the hand disc to drive the thermocouple to rise and separate from the thermocouple installation position;
c. after the thermocouple is naturally cooled, taking down the thermocouple;
d. and connecting the thermocouple to be installed by using a lifting appliance, rotating the hand disc to drive the thermocouple to rise to the installation height, slowly putting down the thermocouple to enable the thermocouple to enter the thermocouple installation position, and separating the thermocouple from the lifting appliance after the thermocouple is installed in place.
In the step d, the hand disc is slowly rotated, and the thermocouples are placed into the mounting holes in a segmented mode for preheating, so that the thermocouples are uniformly preheated.
Compared with the prior art, the technical scheme adopted by the invention has the technical effects that:
1) according to the device and the method for replacing the vault couple, when disassembly operation is carried out, only the thermocouple needs to be fixed on the lifting appliance, and after the thermocouple is stretched to the mountable height, one person can easily operate the device, while the traditional replacement method needs two persons to ascend to hold the thermocouple for preheating and slowly inserting the thermocouple, the temperature inside the vault is high, so that the danger coefficient is high and the labor intensity is high when disassembly and installation are carried out;
2) according to the device and the method for replacing the vault couple, disclosed by the invention, during installation operation, only the hand disc needs to be slowly rotated, the thermocouples are placed into the installation holes in a subsection mode for preheating, the placing length is uniformly controlled by the length detection device, the preheating of the thermocouples is more uniform, and the phenomena that the heating is not uniform, and the thermocouple ceramic tube is cracked and damaged due to expansion caused by heat and contraction caused by cold are avoided.
Drawings
FIG. 1 is a schematic structural view of the device for replacing a dome galvanic couple;
reference numerals: 1. a stent body; 2. a hand disc and a length detection device; 3. a length display device; 4. a fixed pulley; 5. a spreader; 6. and (6) installing a thermocouple.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout.
A device for replacing a vault couple as shown in fig. 1, comprising:
the support body 1 is used for supporting the whole device, the support body 1 comprises a base and a vertical rod piece, a horizontal rod is arranged at the top end of the rod piece, fixed pulleys 4 are arranged at two ends of the horizontal rod, a hand disc and a length detection device 2 are arranged at the lower part of the rod piece, a rope is wound on the hand disc, the end part of the rope is connected with a lifting appliance 5 to naturally droop after passing through the fixed pulleys 4 in sequence, the lifting appliance 5 is of an annular structure, and a thermocouple is hung on the lifting appliance 5 in a hanging mode; in order to ensure safety, the rope is a steel wire rope.
A length detecting device for detecting a moving distance of the rope; the length detection device comprises a detection wheel, the rope is attached to the outer edge of the detection wheel to move, and the moving distance of the rope can be obtained by measuring the number of rotation turns of the detection wheel.
And length display means 3 for displaying the data detected by the length detection means. Length display device 3 and length detection device electric connection, length display device 3 includes display screen and zero clearing button, and when pressing the zero clearing button, the display screen display data returns to zero.
A method of replacing a vault galvanic couple, comprising the steps of:
a. when the thermocouple is disassembled, loosening the fixing flange at the position of the thermocouple to be replaced to loosen the thermocouple, and connecting the thermocouple by using a lifting appliance 5;
b. rotating the hand disc to drive the thermocouple to rise and separate from the thermocouple installation position 6;
c. after the thermocouple is naturally cooled, taking down the thermocouple;
d. and connecting the thermocouple to be installed by using a lifting appliance 5, rotating the hand disc to drive the thermocouple to rise to the installation height, slowly putting down the thermocouple to enable the thermocouple to enter a thermocouple installation position 6, and separating the thermocouple from the lifting appliance 5 after the thermocouple is installed in place. When the thermocouples are installed, the hand disc is slowly rotated, and the thermocouples are placed into the installation holes in a subsection mode to be preheated, so that the thermocouples are uniformly preheated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (6)
1. An apparatus for replacing a vault galvanic couple, comprising:
the support body is used for supporting the whole device and comprises a base and a vertical rod piece, a horizontal rod is arranged at the top end of the rod piece, fixed pulleys are arranged at two ends of the horizontal rod, a hand disc is arranged at the lower part of the rod piece, a rope is wound on the hand disc, the end part of the rope is connected with a lifting appliance to naturally droop after passing through the fixed pulleys in sequence, the lifting appliance is of an annular structure, and a thermocouple is hung on the lifting appliance in a hanging mode;
a length detecting device for detecting a moving distance of the rope;
and the length display device is used for displaying the data detected by the length detection device.
2. The device for replacing the dome galvanic couple as claimed in claim 1, wherein the length detection device comprises a detection wheel, the rope moves along the outer edge of the detection wheel, and the moving distance of the rope can be obtained by counting the rotation number of the detection wheel.
3. The apparatus of claim 1 or 2, wherein the length display device is electrically connected to the length detection device, the length display device comprises a display screen and a clear button, and when the clear button is pressed, display data of the display screen returns to zero.
4. A device for replacing a vault galvanic couple as claimed in claim 3 wherein said rope is a steel wire rope.
5. A method for replacing a vault galvanic couple, implemented with the device for replacing a vault galvanic couple according to claim 4, characterized in that it comprises the following steps:
a. when the thermocouple is disassembled, loosening the fixing flange at the position of the thermocouple to be replaced to loosen the thermocouple, and connecting the thermocouple by using a lifting appliance;
b. rotating the hand disc to drive the thermocouple to rise and separate from the thermocouple installation position;
c. after the thermocouple is naturally cooled, taking down the thermocouple;
d. and connecting the thermocouple to be installed by using a lifting appliance, rotating the hand disc to drive the thermocouple to rise to the installation height, slowly putting down the thermocouple to enable the thermocouple to enter the thermocouple installation position, and separating the thermocouple from the lifting appliance after the thermocouple is installed in place.
6. The method for replacing a vault galvanic couple according to claim 5, wherein in said step d, the hand disk is slowly rotated, and the thermocouple is placed into the mounting hole in a subsection mode for preheating, so that the thermocouple is uniformly preheated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911199444.1A CN110926632A (en) | 2019-11-29 | 2019-11-29 | Device and method for replacing vault couple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911199444.1A CN110926632A (en) | 2019-11-29 | 2019-11-29 | Device and method for replacing vault couple |
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| Publication Number | Publication Date |
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| CN110926632A true CN110926632A (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911199444.1A Pending CN110926632A (en) | 2019-11-29 | 2019-11-29 | Device and method for replacing vault couple |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664957A (en) * | 2020-07-13 | 2020-09-15 | 广东韶钢松山股份有限公司 | Temperature detection system and method for detecting temperature of material column in blast furnace body |
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| CN2618138Y (en) * | 2002-10-22 | 2004-05-26 | 陈仁甫 | Photoelectric mechanical tester |
| CN203024898U (en) * | 2012-12-27 | 2013-06-26 | 海南中航特玻材料有限公司 | Crank type thermocouple |
| CN203489992U (en) * | 2013-10-08 | 2014-03-19 | 天津乐京科技有限公司 | Thermocouple device |
| CN203688104U (en) * | 2014-01-14 | 2014-07-02 | 机械工业第六设计研究院有限公司 | Vertical continuous temperature measuring device for large-scale pool |
| CN204085833U (en) * | 2014-09-02 | 2015-01-07 | 山东英特力新材料有限公司 | A kind of testing apparatus for compound substance shelter model shock resistance |
| CN206223307U (en) * | 2016-12-01 | 2017-06-06 | 保定天威保变电气股份有限公司 | A kind of environment temperature sensor arranges support |
-
2019
- 2019-11-29 CN CN201911199444.1A patent/CN110926632A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2618138Y (en) * | 2002-10-22 | 2004-05-26 | 陈仁甫 | Photoelectric mechanical tester |
| CN203024898U (en) * | 2012-12-27 | 2013-06-26 | 海南中航特玻材料有限公司 | Crank type thermocouple |
| CN203489992U (en) * | 2013-10-08 | 2014-03-19 | 天津乐京科技有限公司 | Thermocouple device |
| CN203688104U (en) * | 2014-01-14 | 2014-07-02 | 机械工业第六设计研究院有限公司 | Vertical continuous temperature measuring device for large-scale pool |
| CN204085833U (en) * | 2014-09-02 | 2015-01-07 | 山东英特力新材料有限公司 | A kind of testing apparatus for compound substance shelter model shock resistance |
| CN206223307U (en) * | 2016-12-01 | 2017-06-06 | 保定天威保变电气股份有限公司 | A kind of environment temperature sensor arranges support |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664957A (en) * | 2020-07-13 | 2020-09-15 | 广东韶钢松山股份有限公司 | Temperature detection system and method for detecting temperature of material column in blast furnace body |
| CN111664957B (en) * | 2020-07-13 | 2022-10-14 | 广东韶钢松山股份有限公司 | Temperature detection system and method for detecting temperature of material column in blast furnace body |
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Application publication date: 20200327 |
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| RJ01 | Rejection of invention patent application after publication |