CN110616309A - Sealing device for measuring temperature of steel coil in bell-type annealing furnace - Google Patents
Sealing device for measuring temperature of steel coil in bell-type annealing furnace Download PDFInfo
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- CN110616309A CN110616309A CN201810632831.9A CN201810632831A CN110616309A CN 110616309 A CN110616309 A CN 110616309A CN 201810632831 A CN201810632831 A CN 201810632831A CN 110616309 A CN110616309 A CN 110616309A
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- 238000000137 annealing Methods 0.000 title claims abstract description 67
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 46
- 239000010959 steel Substances 0.000 title claims abstract description 46
- 238000007789 sealing Methods 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims description 14
- 239000004570 mortar (masonry) Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 description 17
- 230000008569 process Effects 0.000 description 14
- 230000006872 improvement Effects 0.000 description 7
- 238000009529 body temperature measurement Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/663—Bell-type furnaces
- C21D9/673—Details, accessories, or equipment peculiar to bell-type furnaces
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Abstract
The invention discloses a sealing device for measuring the temperature of a steel coil in a bell-type annealing furnace, belonging to the field of temperature measuring devices of bell-type annealing furnaces. The invention comprises the following steps: the bottom of the first connecting pipe is hermetically arranged, the top of the first connecting pipe is provided with a first connecting flange, and a first flange cover plate is arranged on the first connecting flange through a fastening bolt; one end of the second connecting pipe is communicated with the lower part of the first connecting pipe, and the other end of the second connecting pipe is provided with a second connecting flange; and the thermocouple is led out from the bell-type annealing furnace and sequentially passes through the second connecting flange, the second connecting pipe, the first connecting flange and the first flange cover plate. The invention provides a sealing device for measuring the temperature of a steel coil in a bell-type annealing furnace, which can ensure good air tightness when a thermocouple is led out from the inside of the bell-type annealing furnace to the outside.
Description
Technical Field
The invention relates to the field of a bell-type annealing furnace temperature measuring device, in particular to a sealing device for measuring the temperature of a steel coil in a bell-type annealing furnace.
Background
The existing bell-type furnace annealing equipment carries out annealing heat treatment on a cold-rolled strip steel coil, and the cold and hot points of the coil in the furnace in the annealing process mainly meet the requirements of an annealing process system so as to obtain strip products with qualified mechanical properties and surface properties. The annealing process system is mainly obtained by calculation of a bell-type furnace mathematical model, and an effective testing means which can ensure the surface quality of the strip steel and accurately measure and dynamically track the temperature change process of each point in the bell-type furnace annealed steel coil is not provided at present, so that reliable experimental data can not be obtained to correct and validate the bell-type furnace model, the annealed steel coil is difficult to be ensured to be annealed according to the annealing process system set by the bell-type furnace model, whether the cold and hot points of the steel coil meet the requirements of the annealing process can not be determined, and finally the performance of the annealed product is difficult to be ensured. In addition, the annealing process system can only be adjusted according to the mechanical property and surface property detection result or crystalline phase analysis result of the annealed steel coil, and the annealing process system has long optimization period and high cost, thereby influencing the production efficiency of the bell-type furnace.
In order to obtain the temperature field information inside the steel coil in the annealing process, in the prior art, a thermocouple is generally inserted into a specific position in the steel coil, and then the steel coil is placed in an annealing furnace for annealing, so that the temperature changes of different positions in the steel coil in the whole annealing process can be directly measured, and the temperature field change characteristics of other positions in the steel coil can be deduced.
Related patent publications related to a steel coil temperature measuring device in a bell-type annealing furnace in the prior art are disclosed, such as patent publication numbers: CN 102605166 a, published: on the 25 th month of 2012, the name of invention creation is: the application relates to a temperature measuring device for a steel coil in a bell-type annealing furnace and a using method thereof, and the temperature measuring device consists of thermocouple slots, thermocouples, a paperless recorder, thermocouple compensation leads and flexible thermocouple terminal connecting pipes which are arranged on edge inserting strips, core inserting strips, edge inserting strips and core inserting strips respectively. Two long side sides of the outer side surfaces of the edge part and the core part cutting bar are in a slope shape, and the formed cross section is in a trapezoid shape; the using method comprises the following steps: in the process of coiling the strip steel, the core insert is inserted into the steel coil, and the outer side face faces to the outer normal line of the steel coil; inserting the edge insert according to the temperature points set on the edge of the steel coil, and enabling the outer side surface to face the outer normal of the steel coil; after the steel is rolled into the bell-type furnace, inserting thermocouples into the edge inserts and the core inserts respectively; and after the steel coil is annealed, acquiring and processing data recorded by each channel of the paperless recorder. The method can be used for carrying out validity verification and model correction on the bell-type furnace model and realizing dynamic temperature rise tracking on the steel coil and the atmosphere in the furnace in the whole annealing process. However, the temperature measuring device of this application does not relate to a sealing device when the thermocouple is drawn out from the inside of the hood-type annealing furnace to the outside.
In view of the above, it is an urgent need in the art to ensure good airtightness when a thermocouple is led out from the inside of a bell type annealing furnace to the outside.
Disclosure of Invention
1. Technical problem to be solved by the invention
The invention aims to overcome the defect that the sealing performance is difficult to ensure when the conventional thermocouple is led out from the inside of the bell-type annealing furnace to the outside, and provides a sealing device for measuring the temperature of a steel coil in the bell-type annealing furnace, which can ensure good air tightness when the thermocouple is led out from the inside of the bell-type annealing furnace to the outside.
2. Technical scheme
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
the invention relates to a sealing device for measuring the temperature of a steel coil in a bell-type annealing furnace, which comprises:
the bottom of the first connecting pipe is hermetically arranged, the top of the first connecting pipe is provided with a first connecting flange, and a first flange cover plate is arranged on the first connecting flange through a fastening bolt;
one end of the second connecting pipe is communicated with the lower part of the first connecting pipe, and the other end of the second connecting pipe is provided with a second connecting flange;
and the thermocouple is led out from the bell-type annealing furnace and sequentially passes through the second connecting flange, the second connecting pipe, the first connecting flange and the first flange cover plate.
As a further improvement of the present invention, the portion of the thermocouple passing through the first flange plate is a connection threaded column, and two locking nuts are screwed on the connection threaded column, one of the two locking nuts is located on the upper side of the first flange plate, and the other locking nut is located on the lower side of the first flange plate.
As a further improvement of the invention, a gasket is arranged between the locking nut and the surface of the first flange cover plate.
As a further improvement of the present invention, the present invention further comprises a lifting support mechanism for supporting the bottom of the first connection pipe.
As a further improvement of the present invention, the lifting support mechanism includes a support rod and an adjusting nut, the bottom of the first connecting pipe is connected with a plurality of support plates, each support plate is respectively passed through one support rod, the outer surface of the support rod is provided with a screw thread, each support rod is connected with two adjusting nuts by screw threads, one adjusting nut is located on the upper side of the corresponding support plate, and the other adjusting nut is located on the lower side of the corresponding support plate.
As a further improvement of the present invention, a refractory mortar layer is provided at the interface of the second connecting flange.
As a further improvement of the invention, the thermocouple is connected with the temperature acquisition sensor after being led out from the first flange cover plate.
As a further improvement of the present invention, the bottom of the first connecting pipe is connected with three supporting plates, and the included angle between any two adjacent supporting plates is 120 °.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
(1) the sealing device for measuring the temperature mainly comprises the first connecting pipe and the second connecting pipe, and the second connecting flange is directly and tightly connected with the flange at the bottom of the cover type annealing furnace when in use, so that the thermocouple can be conveniently led out from the cover type annealing furnace through the sealing device for measuring the temperature, and the air tightness after the thermocouple is led out is ensured.
(2) According to the invention, the part of the thermocouple penetrating through the first flange cover plate is the connecting threaded column, the connecting threaded column is in threaded connection with two locking nuts, one locking nut is positioned on the upper side of the first flange cover plate, the other locking nut is positioned on the lower side of the first flange cover plate, and the two locking nuts are respectively screwed to the surface of the first flange cover plate, so that the thermocouple can keep good sealing performance at the position of the first flange cover plate penetrating through the thermocouple, and the installation convenience and the air tightness of the device structure are improved.
(3) According to the invention, the gasket is arranged between the locking nut and the surface of the first flange cover plate, and the locking nut and the surface of the first flange cover plate are further sealed through the gasket, so that the air tightness of the device structure is improved.
(4) The invention also comprises a lifting support mechanism, wherein the lifting support mechanism is used for supporting the bottom of the first connecting pipe, and the height position of the whole sealing device for temperature measurement can be changed through the lifting support mechanism, so that the field installation and adjustment of the device are facilitated.
(5) According to the invention, the lifting support mechanism comprises the support rods and the adjusting nuts, the bottom of the first connecting pipe is connected with the plurality of support plates, each support plate respectively penetrates through one support rod, the outer surface of each support rod is provided with threads, each support rod is in threaded connection with two adjusting nuts, one adjusting nut is positioned on the upper side of the corresponding support plate, and the other adjusting nut is positioned on the lower side of the corresponding support plate.
(6) In the invention, refractory mortar is uniformly coated at the interface of the second connecting flange, a refractory mortar layer is formed after the coating is finished, and then the second connecting flange is connected and fastened with the flange at the bottom of the cover type annealing furnace, so that the sealing device for measuring the temperature is completely connected with the whole cover type annealing furnace, and the sealing property of the device is further enhanced.
(7) In the invention, the extracted thermocouple is extracted from the first flange cover plate and then is connected with the temperature acquisition sensor, and then the inner cover, the heating cover and the like of the cover type annealing furnace are buckled and mounted to carry out normal annealing operation, and the temperature change of a measuring point can be acquired in real time in the annealing process.
(8) According to the invention, the bottom of the first connecting pipe is connected with three supporting plates, the included angle between any two adjacent supporting plates is 120 degrees, the first connecting pipe can be stably supported through the three supporting plates, and the manufacturing cost is low.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a sealing device for measuring the temperature of a steel coil in a hood-type annealing furnace according to an embodiment;
FIG. 2 is a schematic top view showing the structure of the sealing device for measuring the temperature of a steel coil in the hood-type annealing furnace according to the embodiment;
FIG. 3 is a schematic top view of a first blind flange according to an embodiment;
FIG. 4 is a schematic partial sectional view showing a thermocouple passing through a first blind flange in the embodiment.
The reference numerals in the schematic drawings illustrate: 1. a first connecting pipe; 2. a second connecting pipe; 301. a first connecting flange; 302. a first flange cover plate; 3021. fastening a bolt; 401. a second connecting flange; 5. a support plate; 6. a support bar; 7. adjusting the nut; 8. a thermocouple; 801. connecting the threaded columns; 802. locking the nut; 803. and (7) a gasket.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
For a further understanding of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
Example 1
Referring to fig. 1 to 4, the sealing device for measuring the temperature of the steel coil in the hood-type annealing furnace of the embodiment includes: the connecting structure comprises a first connecting pipe 1, wherein the bottom of the first connecting pipe 1 is hermetically arranged, the top of the first connecting pipe 1 is provided with a first connecting flange 301, a first flange cover plate 302 is mounted on the first connecting flange 301 through a fastening bolt 3021, and a flat gasket and a spring gasket are arranged on the fastening bolt 3021; one end of the second connecting pipe 2 is communicated with the lower part of the first connecting pipe 1, and the other end of the second connecting pipe 2 is provided with a second connecting flange 401; and the thermocouple 8 is led out from the bell-type annealing furnace, and the thermocouple 8 sequentially passes through the second connecting flange 401, the second connecting pipe 2, the first connecting pipe 1, the first connecting flange 301 and the first flange cover plate 302.
The sealing device for temperature measurement of this embodiment mainly comprises first connecting pipe 1 and second connecting pipe 2, directly during the use with second flange 401 with the flange department of bell type annealing furnace bottom connect the fastening (second flange 401 and the flange department of bell type annealing furnace bottom adopt the temperature resistant sealed glue to seal) to can be convenient through the sealing device for temperature measurement of this embodiment draw forth thermocouple 8 from the bell type annealing furnace in and guaranteed the gas tightness after thermocouple 8 draws forth.
Example 2
The structure of the sealing device for measuring the temperature of the steel coil in the bell-type annealing furnace in the embodiment is basically the same as that in the embodiment 1, and further: the part of the thermocouple 8 passing through the first blind flange 302 is a connecting threaded column 801, two locking nuts 802 are screwed on the connecting threaded column 801, one of the two locking nuts 802 is located on the upper side of the first blind flange 302, and the other locking nut 802 is located on the lower side of the first blind flange 302.
In this embodiment, the portion of the thermocouple 8 passing through the first flange cover plate 302 is a connection threaded column 801, the connection threaded column 801 is connected with two locking nuts 802 through threads, one of the two locking nuts 802 is located on the upper side of the first flange cover plate 302, the other one of the two locking nuts 802 is located on the lower side of the first flange cover plate 302, and the two locking nuts 802 are screwed to the surface of the first flange cover plate 302 respectively, so that the thermocouple 8 can maintain good sealing performance corresponding to the passing first flange cover plate 302, and the convenience of installation and the air tightness of the device structure are improved.
Example 3
The structure of the sealing device for measuring the temperature of the steel coil in the bell-type annealing furnace in the embodiment is basically the same as that in the embodiment 2, and further: a washer 803 is provided between the lock nut 802 and the surface of the first flange cover plate 302.
In this embodiment, a gasket 803 is disposed between the lock nut 802 and the surface of the first flange cover plate 302, and the lock nut 802 and the surface of the first flange cover plate 302 are further sealed by the gasket 803, so that the air tightness of the device structure is improved.
Example 4
The structure of the sealing device for measuring the temperature of the steel coil in the bell-type annealing furnace in the embodiment is basically the same as that in the embodiment 3, and further: the lifting support mechanism is used for supporting the bottom of the first connecting pipe 1.
In the embodiment, the temperature measuring device further comprises a lifting support mechanism, the lifting support mechanism is used for supporting the bottom of the first connecting pipe 1, and the height position of the whole temperature measuring sealing device can be changed through the lifting support mechanism, so that the field installation and adjustment of the temperature measuring device are facilitated.
Example 5
The structure of the sealing device for measuring the temperature of the steel coil in the bell-type annealing furnace in the embodiment is basically the same as that in the embodiment 4, and further: the lifting support mechanism comprises a support rod 6 and an adjusting nut 7, the bottom of the first connecting pipe 1 is connected with a plurality of support plates 5, one support rod 6 penetrates through each support plate 5, threads are arranged on the outer surface of each support rod 6, two adjusting nuts 7 are connected to each support rod 6 in a threaded mode, one adjusting nut 7 is located on the upper side of the corresponding support plate 5, and the other adjusting nut 7 is located on the lower side of the corresponding support plate 5.
In this embodiment, the lifting support mechanism includes bracing piece 6 and adjusting nut 7, the bottom of first connecting pipe 1 is connected with a plurality of backup pads 5, pass a bracing piece 6 on every backup pad 5 respectively, bracing piece 6 surface is equipped with the screw thread, threaded connection has two adjusting nut 7 on every bracing piece 6, two adjusting nut 7 are one to be located the upside that corresponds backup pad 5, another is located the downside that corresponds backup pad 5, during the use, can change the height of backup pad 5 through changing the position of adjusting nut 7 on bracing piece 6, thereby reach the effective regulation to whole sealing device height position for the temperature measurement.
Example 6
The structure of the sealing device for measuring the temperature of the steel coil in the bell-type annealing furnace in the embodiment is basically the same as that in the embodiment 5, and further: a refractory mortar layer is arranged at the interface of the second connecting flange 401.
In this embodiment, refractory mortar is uniformly coated at the interface of the second connecting flange 401, a refractory mortar layer is formed after the coating is finished, and then the second connecting flange 401 is connected and fastened with the flange at the bottom of the hood-type annealing furnace, so that the sealing device for temperature measurement of this embodiment is completely connected with the whole hood-type annealing furnace, and the sealing performance of the device is further enhanced.
Example 7
The structure of the sealing device for measuring the temperature of the steel coil in the bell-type annealing furnace in the embodiment is basically the same as that in the embodiment 6, and further: the thermocouple 8 is led out from the first flange cover plate 302 and then connected with the temperature acquisition sensor.
In this embodiment, the thermocouple 8 is led out from the first flange cover plate 302 and then connected to the temperature sensor, and then the inner cover, the heating cover, and the like of the hood-type annealing furnace are fastened to perform a normal annealing operation, and during the annealing process, the temperature change of the measurement point can be collected in real time.
Example 8
The structure of the sealing device for measuring the temperature of the steel coil in the bell-type annealing furnace in the embodiment is basically the same as that in the embodiment 7, and further: the bottom of the first connecting pipe 1 is connected with three supporting plates 5, and the included angle between any two adjacent supporting plates 5 is 120 degrees.
In this embodiment, the bottom of the first connecting pipe 1 is connected with three supporting plates 5, an included angle between any two adjacent supporting plates 5 is 120 °, and the first connecting pipe 1 can be stably supported by the three supporting plates 5, so that the manufacturing cost is low.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.
Claims (8)
1. Sealing device for measuring temperature of steel coils in hood-type annealing furnace is characterized by comprising:
the bottom of the first connecting pipe (1) is hermetically arranged, a first connecting flange (301) is arranged at the top of the first connecting pipe (1), and a first flange cover plate (302) is mounted on the first connecting flange (301) through a fastening bolt (3021);
one end of the second connecting pipe (2) is communicated with the lower part of the first connecting pipe (1), and the other end of the second connecting pipe (2) is provided with a second connecting flange (401);
and the thermocouple (8) is led out from the bell-type annealing furnace and sequentially passes through the second connecting flange (401), the second connecting pipe (2), the first connecting pipe (1), the first connecting flange (301) and the first flange cover plate (302).
2. The sealing device for measuring the temperature of the steel coil in the hood-type annealing furnace according to claim 1, wherein: the thermocouple (8) passes through the first flange cover plate (302) and is provided with a connecting threaded column (801), two locking nuts (802) are connected to the connecting threaded column (801) in a threaded mode, one of the two locking nuts (802) is located on the upper side of the first flange cover plate (302), and the other locking nut is located on the lower side of the first flange cover plate (302).
3. The sealing device for measuring the temperature of the steel coil in the hood-type annealing furnace according to claim 2, wherein: and a gasket (803) is arranged between the locking nut (802) and the surface of the first flange cover plate (302).
4. The sealing device for measuring the temperature of the steel coil in the hood-type annealing furnace according to claim 3, further comprising a lifting support mechanism for supporting the bottom of the first connecting pipe (1).
5. The sealing device for measuring the temperature of the steel coil in the hood-type annealing furnace according to claim 4, wherein the lifting support mechanism comprises a support rod (6) and an adjusting nut (7), the bottom of the first connecting pipe (1) is connected with a plurality of support plates (5), one support rod (6) passes through each support plate (5), the outer surface of each support rod (6) is provided with threads, two adjusting nuts (7) are connected to each support rod (6) through the threads, one adjusting nut (7) is positioned at the upper side of the corresponding support plate (5), and the other adjusting nut (7) is positioned at the lower side of the corresponding support plate (5).
6. The sealing device for measuring the temperature of the steel coil in the hood-type annealing furnace according to claim 4, wherein a refractory mortar layer is provided at the interface of the second connecting flange (401).
7. The sealing device for measuring the temperature of the steel coil in the hood-type annealing furnace according to claim 4, wherein the thermocouple (8) is connected with the temperature acquisition sensor after being led out from the first flange cover plate (302).
8. The sealing device for measuring the temperature of the steel coil in the bell type annealing furnace according to any one of claims 5 to 7, characterized in that the bottom of the first connecting pipe (1) is connected with three supporting plates (5), and the included angle between any two adjacent supporting plates (5) is 120 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810632831.9A CN110616309A (en) | 2018-06-19 | 2018-06-19 | Sealing device for measuring temperature of steel coil in bell-type annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810632831.9A CN110616309A (en) | 2018-06-19 | 2018-06-19 | Sealing device for measuring temperature of steel coil in bell-type annealing furnace |
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| CN110616309A true CN110616309A (en) | 2019-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810632831.9A Pending CN110616309A (en) | 2018-06-19 | 2018-06-19 | Sealing device for measuring temperature of steel coil in bell-type annealing furnace |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10273737A (en) * | 1997-03-31 | 1998-10-13 | Chugai Ro Co Ltd | Instrument for detecting atmospheric gas temperature in bell type annealing furnace |
| CN102998021A (en) * | 2012-11-30 | 2013-03-27 | 中冶南方(武汉)威仕工业炉有限公司 | Device and method for measuring steel coil cold-hot spot temperature by utilizing bell-type furnace hearth discharge outlet |
| CN103104795A (en) * | 2013-01-06 | 2013-05-15 | 合肥通用机械研究院 | Torque balance lifting and clamping device for valve low-temperature test |
| CN103913248A (en) * | 2013-12-31 | 2014-07-09 | 吴江亿泰真空设备科技有限公司 | Multipoint temperature measuring interface device of vacuum furnace |
| CN106370315A (en) * | 2016-11-15 | 2017-02-01 | 青岛丰东热处理有限公司 | Direct temperature measuring device, plasma thermal treatment furnace and direct temperature measuring method |
| CN208308915U (en) * | 2018-06-19 | 2019-01-01 | 马鞍山钢铁股份有限公司 | Coil of strip thermometric sealing device in bell type annealing furnace furnace |
-
2018
- 2018-06-19 CN CN201810632831.9A patent/CN110616309A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10273737A (en) * | 1997-03-31 | 1998-10-13 | Chugai Ro Co Ltd | Instrument for detecting atmospheric gas temperature in bell type annealing furnace |
| CN102998021A (en) * | 2012-11-30 | 2013-03-27 | 中冶南方(武汉)威仕工业炉有限公司 | Device and method for measuring steel coil cold-hot spot temperature by utilizing bell-type furnace hearth discharge outlet |
| CN103104795A (en) * | 2013-01-06 | 2013-05-15 | 合肥通用机械研究院 | Torque balance lifting and clamping device for valve low-temperature test |
| CN103913248A (en) * | 2013-12-31 | 2014-07-09 | 吴江亿泰真空设备科技有限公司 | Multipoint temperature measuring interface device of vacuum furnace |
| CN106370315A (en) * | 2016-11-15 | 2017-02-01 | 青岛丰东热处理有限公司 | Direct temperature measuring device, plasma thermal treatment furnace and direct temperature measuring method |
| CN208308915U (en) * | 2018-06-19 | 2019-01-01 | 马鞍山钢铁股份有限公司 | Coil of strip thermometric sealing device in bell type annealing furnace furnace |
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