CN213274630U - Air injection device capable of automatically adapting to temperature in closed industrial environment - Google Patents
Air injection device capable of automatically adapting to temperature in closed industrial environment Download PDFInfo
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- CN213274630U CN213274630U CN202022748045.0U CN202022748045U CN213274630U CN 213274630 U CN213274630 U CN 213274630U CN 202022748045 U CN202022748045 U CN 202022748045U CN 213274630 U CN213274630 U CN 213274630U
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Abstract
The utility model relates to an air jet system of automatic adaptation of temperature among airtight industrial environment, include: air supply carrier, gas storage storehouse, spray tube, temperature-detecting equipment and controlgear, the air supply carrier passes through gas passage intercommunication the gas storage storehouse, the gas storage storehouse intercommunication the spray tube, the gas storage storehouse with be equipped with the gas storage storehouse valve between the spray tube, be equipped with firing equipment on the gas storage storehouse, temperature-detecting equipment firing equipment all with controlgear is connected, just the spray tube front end is arranged in airtight industrial environment, be equipped with the thermometer in the gas storage storehouse. The air injection device generates supersonic gas jet flow which is consistent with the ambient temperature through the air injection source, discharges interference objects which may be generated in industrial environments such as steel making and the like, and continuously blows out a stable interference-free channel, thereby realizing continuous online measurement of the surface temperature of a high-temperature object.
Description
Technical Field
The utility model relates to a temperature measurement equipment field especially relates to an air jet system of automatic adaptation of temperature among airtight industrial environment.
Background
In the process of steelmaking and continuous casting, the secondary cooling directly determines the solidification state of a casting blank, and related casting blank defects comprise internal cracks, surface cracks, casting blank bulging, casting blank rhombus and the like. The surface temperature of the casting blank is an important parameter in the steelmaking continuous casting process, and is an important basis for optimizing the blank drawing speed, determining the secondary cooling strength and judging the depth of a liquid cavity. In order to meet the process requirements under the condition of not meeting stable production, the conventional secondary cooling zone automatic control method is generally subjected to dynamic control, namely, temperature measuring equipment is adopted to measure the temperature of the steel billet to adjust the secondary cooling strength. But the measurement of the surface temperature of the steel billet is not easy, the thermocouple contact type temperature measurement has high measurement precision, but the time delay and the operation error are caused by the sufficient heat exchange, and the dynamic control cannot be effectively realized. The conventional infrared non-contact type temperature measuring instrument is used for measurement, although the direct contact with the steel billet can be avoided, and the response speed is improved. However, due to the poor surrounding environment of the secondary cooling area, the vicinity of the billet is filled with water mist steam, so that the data acquired by the infrared thermometer is extremely inaccurate. At present, the influence of water vapor of a radiation channel between an infrared sensor and a casting blank is usually eliminated in an air curtain mode, but the influence of water mist and air on an infrared light path system can only be limited to a certain range, and the influence of the water vapor on temperature measurement data cannot be fundamentally solved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a when solving current two cold district casting blank temperature measurement to the interference material that vapor is given first place to can lead to the unsafe problem of measuring result, and the technical scheme who adopts is: an air injection device for automatically adapting to temperature in a closed industrial environment, comprising: air supply carrier, gas storage storehouse, spray tube, temperature-detecting equipment and controlgear, the air supply carrier passes through gas passage intercommunication the gas storage storehouse, the gas storage storehouse intercommunication the spray tube, the gas storage storehouse with be equipped with the gas storage storehouse valve between the spray tube, be equipped with firing equipment on the gas storage storehouse, temperature-detecting equipment firing equipment all with controlgear is connected, just the spray tube front end is arranged in airtight industrial environment, be equipped with the thermometer on the gas storage storehouse.
The improved structure is characterized in that a water cooling assembly is coated outside the spray pipe.
The improved structure is characterized in that the water-cooling component comprises water supply equipment and a water-cooling sleeve, the water-cooling sleeve is arranged outside the spraying pipe, and the water supply equipment is communicated with the water-cooling sleeve through a water supply pipe and a water return pipe.
In a further improvement, the spray pipe is a Laval spray pipe.
The improved water supply device is characterized in that the control device comprises a gas storage bin valve controller, a heating controller, a gas source carrier valve controller, a water cooling controller and a temperature monitoring controller, the gas storage bin valve controller is connected with a gas storage bin valve, the heating controller is connected with the heating device, the gas source carrier valve controller is connected with a valve between a gas source carrier and a gas storage bin, the water cooling controller is connected with the water supply device, and the temperature monitoring controller is connected with the temperature detection device.
The utility model has the advantages that:
the utility model provides an air jet system of automatic adaptation of temperature in airtight industrial environment, utilize temperature check out test set to record ambient temperature, heating spray tube spun gas temperature, the rethread jetting air supply produces the supersonic speed gas jet unanimous with ambient temperature, arrange the steelmaking, laser processing, the smoke and dust that probably produces under industrial environment such as crystal growth, interferents such as steam, continuously blow off stable non-interfering channel, stable surface temperature characteristic signal transmission passageway has been established between high temperature smelting thing and other signal receiving systems, thereby realize that high temperature object surface temperature carries out continuous on-line measuring.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of an air injection device for automatically adapting to temperature in an enclosed industrial environment.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, detachable connections, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the utility model can be understood according to specific situations by those skilled in the art.
As shown in fig. 1, the utility model provides an air jet system of temperature automatic adaptation in airtight industrial environment, include: the gas source carrier 14 is internally stored with gas, the gas in the example is nitrogen, the gas source carrier 14 is communicated with the gas storage bin 10 through a gas channel 13, the gas storage bin 10 is communicated with the spray pipe 6, a gas storage bin valve 7 is arranged between the gas storage bin 10 and the spray pipe 6 and can be selected with an electromagnetic valve, a heating device 9 is arranged on the gas storage bin 10 and is used for heating the gas in the gas storage bin 10, a high-temperature resistance wire can be selected as the heating device 9 in the example, the temperature detection device 4 and the heating device 9 are connected with the control device 15, the front end of the spray pipe 6 is arranged in a closed industrial environment, and a thermometer 11 is arranged on the gas storage bin 10.
The gas injection device measures the ambient temperature by using temperature detection equipment, heats the gas temperature sprayed by the spray pipe, generates supersonic gas jet flow consistent with the ambient temperature by using a blowing gas source, discharges the interference substances such as smoke dust, water vapor and the like possibly generated in industrial environments such as steel making, laser processing, crystal growth and the like, continuously blows out a stable interference-free channel, and establishes a stable surface temperature characteristic signal transmission channel between a high-temperature smelting substance and other signal receiving systems, thereby realizing the continuous online measurement of the surface temperature of a high-temperature object.
The further improvement is that the spray pipe 6 is externally coated with a water cooling assembly, and when the spray pipe 6 sprays gas, the spray pipe 6 is cooled and protected by the water cooling assembly.
The improvement is that, water-cooling subassembly includes water supply equipment 1 and water-cooling sleeve 5, water-cooling sleeve 5 set up in outside spray tube 6, just water supply equipment 1 through flow pipe 2, wet return 3 with water-cooling sleeve 5 intercommunication, water supply equipment 1 is connected with the water source.
In a further improvement, the spray pipe 6 is a Laval spray pipe.
The further improvement does, controlgear 15 includes gas storage storehouse valve controller 16, heating controller 17, air supply carrier valve controller 18, water-cooling controller 19 and temperature monitoring controller 20, gas storage storehouse valve controller 16 connects gas storage storehouse valve 7, heating controller 17 connects firing equipment 9, air supply carrier valve controller 18 connects the valve between air supply carrier 14 and the gas storage storehouse 10, water-cooling controller 19 connects water supply equipment 1, temperature monitoring controller 20 connects temperature detection equipment 4.
Application example one
The device is applied to a water cooling chamber in which the surface of a steel billet is subjected to secondary cooling, is installed at a position where a non-interference channel is scheduled to form and is inclined downwards by 30 degrees from the horizontal plane, and is internally provided with a gas storage bin 10 wound with a high-temperature resistance wire, the gas injection gas adopts nitrogen, the gas storage bin 10 adopts heat-resistant steel cast steel, the gas injection device adopts a cluster jet type spray pipe, and the temperature detection equipment 4 adopts a thermistor temperature measuring instrument. The operation of the air injection system in the cooling process specifically comprises the following steps:
1. fixing a preset position, adjusting a control device 15 after a console is opened, opening a valve of an air source carrier 14, injecting a nitrogen air source into the air storage bin 10 through an air channel 13, stopping when the air storage bin is full, and stopping for a time determined by the output efficiency of the air source carrier 14 and the size of the air storage bin 10;
2. after the device is fixed in position, the adjusting and controlling equipment 15 starts the temperature monitoring controller 20 to send out an ambient temperature detection signal, and the temperature detecting equipment 4 starts to work after receiving the signal;
3. the temperature detection device 4 transmits back an ambient temperature signal in the water cooling chamber, a temperature monitoring controller 20 in a console 21 (the console is composed of a signal converter, a power supply and a display screen) converts the signal according to the signal returned by the temperature detection device 4 in real time to obtain the ambient temperature, the ambient temperature is displayed on the screen of the console 21, and the magnitude of the output current is calculated and displayed at the same time;
4. adjusting the control equipment 15, opening a current output gear, heating a high-temperature resistance wire wound on the bin body of the gas storage bin 10, outputting current capable of being heated to a real-time environment temperature, and heating a nitrogen gas source in the gas storage bin 10;
5. stopping current output when the temperature of the thermometer 11 on the gas storage bin is obtained to be consistent with the temperature of the console 21 through real-time reflection mounted on the device of the gas storage bin 10, namely closing a 'current output' gear;
6. opening a gear of 'signal control of a gas storage bin valve', opening a gas storage bin valve 7, spraying a nitrogen gas source which is heated to the same temperature as the ambient temperature in a gas storage bin 10 through a Laval spray pipe, simultaneously adjusting a control device 15 again, opening a gear of 'circulation of a cooling water device', starting a circulating water cooling assembly, cooling the spray pipe through circulating cooling water in an output port and an input port of the water cooling assembly, gradually forming an interference-free channel, and measuring the temperature of the surface of a cooled steel billet in the channel by using a temperature measuring instrument after the channel is stable;
7. and (3) when the gas storage bin needs to be used for multiple times or the gas in the gas storage bin is exhausted, returning to the step 1 and repeating the steps.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. An air injection device for automatically adapting to temperature in a closed industrial environment, comprising: air supply carrier, gas storage storehouse, spray tube, temperature-detecting equipment and controlgear, the air supply carrier passes through gas passage intercommunication the gas storage storehouse, the gas storage storehouse intercommunication the spray tube, the gas storage storehouse with be equipped with the gas storage storehouse valve between the spray tube, be equipped with firing equipment on the gas storage storehouse, temperature-detecting equipment firing equipment all with controlgear is connected, just the spray tube front end is arranged in airtight industrial environment, be equipped with the thermometer on the gas storage storehouse.
2. A gas injection apparatus for automatic temperature adaptation in a closed industrial environment according to claim 1, wherein the nozzle is externally coated with a water cooling assembly.
3. The automatic temperature adaptive air injection device in the closed industrial environment as claimed in claim 2, wherein the water cooling assembly comprises a water supply device and a water cooling sleeve, the water cooling sleeve is arranged outside the injection pipe, and the water supply device is communicated with the water cooling sleeve through a water supply pipe and a water return pipe.
4. The closed industrial environment temperature-adaptive air injection device according to claim 2, wherein the nozzle is a laval nozzle.
5. The automatic temperature adaptive air injection device in the closed industrial environment as claimed in claim 3, wherein the control device comprises a gas storage bin valve controller, a heating controller, a gas source carrier valve controller, a water cooling controller and a temperature monitoring controller, the gas storage bin valve controller is connected with the gas storage bin valve, the heating controller is connected with the heating device, the gas source carrier valve controller is connected with the valve between the gas source carrier and the gas storage bin, the water cooling controller is connected with the water supply device, and the temperature monitoring controller is connected with the temperature detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022748045.0U CN213274630U (en) | 2020-11-24 | 2020-11-24 | Air injection device capable of automatically adapting to temperature in closed industrial environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022748045.0U CN213274630U (en) | 2020-11-24 | 2020-11-24 | Air injection device capable of automatically adapting to temperature in closed industrial environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213274630U true CN213274630U (en) | 2021-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022748045.0U Active CN213274630U (en) | 2020-11-24 | 2020-11-24 | Air injection device capable of automatically adapting to temperature in closed industrial environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213274630U (en) |
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2020
- 2020-11-24 CN CN202022748045.0U patent/CN213274630U/en active Active
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