CN220063228U - Online continuous temperature measurement system of intelligent high-temperature pressure fluctuation furnace - Google Patents
Online continuous temperature measurement system of intelligent high-temperature pressure fluctuation furnace Download PDFInfo
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- CN220063228U CN220063228U CN202321678416.XU CN202321678416U CN220063228U CN 220063228 U CN220063228 U CN 220063228U CN 202321678416 U CN202321678416 U CN 202321678416U CN 220063228 U CN220063228 U CN 220063228U
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- furnace
- protective sleeve
- outer protective
- control station
- pressure
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- 238000009529 body temperature measurement Methods 0.000 title claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims abstract description 59
- 230000000149 penetrating effect Effects 0.000 claims abstract description 12
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 42
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses an online continuous temperature measurement system of an intelligent high-temperature pressure fluctuation furnace, which comprises an outer protective sleeve penetrating through a furnace wall, wherein a temperature sensor is arranged in the outer protective sleeve, a gap is formed between the outer protective sleeve and the temperature sensor, the outer protective sleeve is respectively connected with a gas control station through an air inlet pipeline and an air outlet pipeline, and the gas control station is connected with a pressure transmitter; the pressure transmitter can detect the pressure in the furnace and send the detected signal to the gas control station, and the gas control station can control the protective gas to enter a gap between the outer protective sleeve and the temperature sensor according to the detected signal so that the pressure in the outer protective sleeve always forms a micro pressure difference with the pressure in the furnace, thereby avoiding the corrosive gas in the furnace from penetrating into the outer protective sleeve to prevent the temperature sensor from being corroded and polluted, and further achieving the purpose of prolonging the service life of the temperature sensor.
Description
Technical Field
The utility model relates to the technical field of industrial temperature measuring instruments and meters, in particular to an online continuous temperature measuring system of an intelligent high-temperature pressure fluctuation furnace.
Background
The temperature in the high-temperature pressure fluctuation furnace needs to be detected through the temperature sensor when in actual use, however, when in actual use, corrosive gas can leak into the outer protection sleeve due to the existence of the corrosive gas in the furnace, so that the temperature sensor in the outer protection sleeve is easy to be corroded and polluted by the corrosive gas when in use, and the service life of the temperature sensor can be influenced.
Disclosure of Invention
The utility model aims to overcome the technical defects, and provides an online continuous temperature measurement system of an intelligent high-temperature pressure fluctuation furnace, which solves the technical problems in the background technology.
In order to achieve the technical aim, the technical scheme of the utility model provides an online continuous temperature measurement system of an intelligent high-temperature pressure fluctuation furnace, which comprises an outer protection sleeve penetrating through a furnace wall, wherein a temperature sensor is arranged in the outer protection sleeve, a gap is formed between the outer protection sleeve and the outer protection sleeve, the outer protection sleeve is respectively connected with a gas control station through an air inlet pipeline and an air outlet pipeline, and the gas control station is connected with a pressure transmitter; the pressure transmitter can detect the pressure in the furnace and send the detected signal to the gas control station, and the gas control station can control the protective gas to enter a gap between the outer protective sleeve and the temperature sensor according to the detected signal so that the pressure in the outer protective sleeve always forms a micro pressure difference with the pressure in the furnace, thereby avoiding the corrosive gas in the furnace from penetrating into the outer protective sleeve so as to prevent the temperature sensor from being corroded and polluted.
Further, a through hole is formed in the furnace wall, the outer protection sleeve is arranged in the through hole in a penetrating mode, and a sealing ring is arranged between the inside of the through hole and the outer wall of the outer protection sleeve.
Further, the outer protective sleeve is arranged on the furnace wall through a flange,
further, one end of the outer protective sleeve outside the furnace is provided with an outer sleeve extension section, the outer sleeve extension section is provided with an air inlet valve and an air outlet valve, the air inlet valve is connected with the gas control station through an air inlet pipeline, and the air outlet valve is connected with the gas control station through an air outlet pipeline.
Further, an instrument junction box is mounted at one end of the outer sleeve extension section far away from the outer protective sleeve.
Further, the gas control station includes a flow regulating valve and a flow meter.
The beneficial effects of the utility model include: the utility model provides an intelligent online continuous temperature measurement system of a high-temperature pressure fluctuation furnace, wherein a pressure transmitter can detect the pressure in the furnace and send detected signals to a gas control station, and the gas control station can control protective gas to enter a gap between an outer protective sleeve and a temperature sensor according to the detected signals so as to enable the pressure inside the outer protective sleeve to form micro-pressure difference with the pressure inside the furnace all the time, thereby preventing corrosive gas in the furnace from penetrating into the inner part of the outer protective sleeve to prevent the temperature sensor from being corroded and polluted, and further achieving the purpose of prolonging the service life of the temperature sensor.
Drawings
FIG. 1 is an on-line continuous temperature measurement system of an intelligent high temperature pressure fluctuation furnace according to an embodiment of the utility model
In the figure: 1. an outer protective sleeve; 11. an outer sleeve extension; 12. an intake valve; 13. an exhaust valve; 2. a temperature sensor; 3. an exhaust line; 4. an air intake line; 5. a gas control station; 6. a pressure transmitter; 7. a seal ring; 8. a flange; 9. an instrument junction box.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The embodiment of the utility model provides an online continuous temperature measurement system of an intelligent high-temperature pressure fluctuation furnace, which is shown in fig. 1, and comprises an outer protective sleeve 1 penetrating through a furnace wall, wherein a temperature sensor 2 is arranged in the outer protective sleeve 1, a gap is formed between the temperature sensor and the outer protective sleeve, the outer protective sleeve 1 is respectively connected with a gas control station 5 through an air inlet pipeline 4 and an air outlet pipeline 3, and the gas control station 5 is connected with a pressure transmitter 6; the pressure transmitter 6 can detect the pressure in the furnace and send the detected signal to the gas control station 5, and the gas control station 5 can control the protective gas to enter into a gap between the outer protective sleeve 1 and the temperature sensor 2 according to the detected signal so as to enable the internal pressure of the outer protective sleeve 1 to form micro pressure difference with the pressure in the furnace all the time, thereby avoiding corrosive gas in the furnace from penetrating into the inner part of the outer protective sleeve 1, preventing the temperature sensor 2 from being corroded and polluted, and achieving the purpose of prolonging the service life of the temperature sensor 2.
It should be noted that the present embodiment is not limited to the outer protective tube 1, and the outer protective tube 1 may be selected to be a suitable material according to the corrosiveness of the corrosive gas in the furnace wall, and the outer protective tube 1 is selected to have a high temperature resistance due to the high temperature in the furnace.
Preferably, the furnace wall is provided with a through hole, the outer protective sleeve 1 is arranged in the through hole in a penetrating way, a sealing ring 7 is arranged between the inner wall of the through hole and the outer wall of the outer protective sleeve 1, and the outer protective sleeve 1 and the furnace wall can be sealed through the sealing ring 7 so as to prevent gas leakage in the furnace.
Preferably, the outer protective sleeve 1 is mounted on the furnace wall through the flange 8, and the outer protective sleeve 1 is mounted on the furnace wall through the flange 8, so that the outer protective sleeve 1 can be conveniently dismounted.
The outer end of the through hole of the furnace wall is provided with a first flange, and one end of the outer protective sleeve, which is positioned outside the furnace, is provided with a second flange matched with the first flange.
Preferably, one end of the outer protective sleeve 1 positioned outside the furnace is provided with an outer sleeve extension section 11, the outer sleeve extension section 11 is provided with an air inlet valve 12 and an air outlet valve 13, the air inlet valve 12 is connected with the gas control station 5 through an air inlet pipeline 4, the air outlet valve 13 is connected with the gas control station 5 through an air outlet pipeline 3, and protective gas can be controlled to enter and exit the outer sleeve extension section 11 through the air inlet valve 12 and the air outlet valve 13, so that nitrogen can be controlled to enter and exit a gap between the outer protective sleeve 1 and the temperature sensor 2.
Preferably, the end of the outer sleeve extension 11 remote from the outer protective sleeve 1 is fitted with an instrument junction box 9.
The gas control station 5 includes a flow rate adjustment valve and a flow meter, and the amount of the shielding gas supplied from the gas control station 5 can be controlled by the flow rate adjustment valve and the flow meter.
In general, the flow rate of the protective gas is set to be about 10PS I (0.7 Bar) higher than the working pressure of the reaction furnace through the flow rate regulating valve and the flow meter, and the micro-pressure difference can effectively prevent corrosive gas outside the outer protective sleeve 1 from leaking into the outer protective sleeve 1 to corrode the temperature sensor 2, and meanwhile, hydrogen, sulfur compounds and corrosive gas which are permeated in some unexpected situations can be removed along with the flow, and meanwhile, the measured flow has little influence on the accuracy of temperature measurement and can be ignored.
The specific principle is as follows: the protective gas (such as nitrogen) supplied by the gas control station 5 can enter the outer sleeve extension section 11 through the air inlet pipeline 4 and the air inlet valve 12, the nitrogen in the outer sleeve extension section 11 enters a gap between the temperature sensor 2 and the protective sleeve 1, finally, the nitrogen flows back to the gas control station 5 through the air outlet valve 13 and the air outlet pipeline 3, the pressure value in the furnace can be collected through the pressure transmitter 6 and the collected signal is sent to the gas control station 5, the working pressure fluctuation condition in the furnace is transmitted to the gas control station 5 in real time, the flow rate and the pressure of the gas are controlled in real time through the flow regulating valve and the flowmeter on the gas control station 5, the internal pressure of the outer protective sleeve 1 is ensured to always form micro-pressure difference with the pressure in the furnace, and corrosive gas cannot permeate into the protective sleeve 1 no matter how the pressure fluctuates, so that the service life of the temperature sensor 2 is prolonged.
The above-described embodiments of the present utility model do not limit the scope of the present utility model. Any other corresponding changes and modifications made in accordance with the technical idea of the present utility model shall be included in the scope of the claims of the present utility model.
Claims (6)
1. An intelligent online continuous temperature measurement system of a high-temperature pressure fluctuation furnace is characterized by comprising an outer protective sleeve (1) penetrating through a furnace wall, wherein a temperature sensor (2) is arranged in the outer protective sleeve (1) and a gap is formed between the outer protective sleeve and the temperature sensor, the outer protective sleeve (1) is connected with a gas control station (5) through an air inlet pipeline (4) and an air outlet pipeline (3) respectively, and the gas control station (5) is connected with a pressure transmitter (6); the pressure transmitter (6) can detect the pressure in the furnace and send detected signals to the gas control station (5), and the gas control station (5) can control the protective gas to enter a gap between the outer protective sleeve (1) and the temperature sensor (2) according to the detected signals so that the internal pressure of the outer protective sleeve (1) and the pressure in the furnace form micro-pressure difference all the time, thereby being capable of preventing corrosive gas in the furnace from penetrating into the inner part of the outer protective sleeve (1) and preventing the temperature sensor (2) from being corroded and polluted.
2. The online continuous temperature measurement system of the intelligent high-temperature pressure fluctuation furnace according to claim 1, wherein a through hole is formed in the furnace wall, the outer protection sleeve (1) is arranged in the through hole in a penetrating mode, and a sealing ring (7) is arranged between the inner wall of the through hole and the outer wall of the outer protection sleeve (1).
3. The on-line continuous temperature measurement system of an intelligent high-temperature pressure fluctuation furnace according to claim 1, wherein the outer protective sleeve (1) is installed on the furnace wall through a flange (8).
4. The online continuous temperature measurement system of the intelligent high-temperature pressure fluctuation furnace according to claim 1, wherein one end of the outer protection sleeve (1) positioned outside the furnace is provided with an outer sleeve extension section (11), the outer sleeve extension section (11) is provided with an air inlet valve (12) and an air outlet valve (13), the air inlet valve (12) is connected with the gas control station (5) through an air inlet pipeline (4), and the air outlet valve (13) is connected with the gas control station (5) through an air outlet pipeline (3).
5. The online continuous temperature measurement system of the intelligent high-temperature pressure fluctuation furnace according to claim 4, wherein an instrument junction box (9) is arranged at one end of the outer sleeve extension section (11) far away from the outer protective sleeve.
6. An on-line continuous temperature measurement system of an intelligent high temperature pressure fluctuation furnace according to claim 1, wherein the gas control station (5) comprises a flow regulating valve and a flow meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321678416.XU CN220063228U (en) | 2023-06-28 | 2023-06-28 | Online continuous temperature measurement system of intelligent high-temperature pressure fluctuation furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321678416.XU CN220063228U (en) | 2023-06-28 | 2023-06-28 | Online continuous temperature measurement system of intelligent high-temperature pressure fluctuation furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220063228U true CN220063228U (en) | 2023-11-21 |
Family
ID=88752000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321678416.XU Active CN220063228U (en) | 2023-06-28 | 2023-06-28 | Online continuous temperature measurement system of intelligent high-temperature pressure fluctuation furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220063228U (en) |
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2023
- 2023-06-28 CN CN202321678416.XU patent/CN220063228U/en active Active
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