CN215176928U - Cooling type radiation heating system - Google Patents
Cooling type radiation heating system Download PDFInfo
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- CN215176928U CN215176928U CN202121609114.8U CN202121609114U CN215176928U CN 215176928 U CN215176928 U CN 215176928U CN 202121609114 U CN202121609114 U CN 202121609114U CN 215176928 U CN215176928 U CN 215176928U
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- barrel
- heating system
- nitrogen
- outer barrel
- transfer chamber
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Abstract
A cooling type radiation heating system relates to the technical field of electric heating. Including the heater, the heater includes outer barrel, and the upper and lower both ends of outer barrel are sealing connection respectively has the shrouding, barrel in the internal coaxial being provided with of urceolus, forms annular cavity between outer barrel and the interior barrel, is provided with the heat preservation on the inner wall of outer barrel, the outer wall of interior barrel, the medial surface of shrouding respectively, encloses into a heat transfer chamber that is used for holding heating coil between the heat preservation, is provided with heating coil in the heat transfer chamber, installs the resistance line on the inner wall in heat transfer chamber, heating coil's exit end correspondence is connected with the thermocouple that is used for the overtemperature prote to detect, heating system still includes cooling system. The utility model discloses increased cooling system, in case super temperature, opened electrical control valve, inputed nitrogen gas through the nitrogen gas distributing pipe in to the barrel, made the furnace body cool down rapidly, the protective medium.
Description
Technical Field
The utility model relates to an electrical heating technical field specifically is a cooling type radiant heating system.
Background
The utility model discloses a utility model patent named high-efficient radiation type explosion-proof electric heater (patent number 2014203083618) discloses an electric heater, this heater only has the heating function, does not have the cooling function, once the temperature is too high, and in addition radiation furnace body heat capacity is great, some specific medium temperature in the heating coil exceeds the critical value, will deteriorate, for example oil, the high temperature will be burnt, so the material that heats can not overtemperature, in case the overtemperature will cool off, prevent further coking, the chemical material high temperature that still has will decompose, if directly cutting off the power supply of heater and remaining heat, the temperature still can rise a bit, so cool off, if not cool off, will lead to medium rotten or take place danger.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cooling type radiant heating system can effectively solve the problem among the background art.
The technical scheme for realizing the purpose is as follows: the utility model provides a cooled radiant heating system, includes the heater, and the heater includes outer barrel, and the upper and lower both ends of outer barrel are sealing connection respectively has the shrouding, barrel in the internal coaxial being provided with of urceolus, forms annular cavity between outer barrel and the interior barrel, is provided with the heat preservation on the inner wall of outer barrel, the outer wall of interior barrel, the medial surface of shrouding respectively, encloses into a heat transfer chamber that is used for holding heating coil between the heat preservation, is provided with heating coil in the heat transfer chamber, installs the resistance line on the inner wall in heat transfer chamber, heating coil's exit end correspondence is connected with the thermocouple that is used for overtemperature prote to detect, its characterized in that: the heating system further comprises a cooling system, the cooling system comprises a nitrogen input pipe, a water tank and an annular nitrogen distribution pipe, the annular nitrogen distribution pipe is arranged in the heat preservation layer at the bottom, air outlets are evenly distributed on the nitrogen distribution pipe, and the nitrogen input pipe is connected with the nitrogen distribution pipe through a control valve.
Further, the control valve is an electric regulating valve.
Furthermore, a side connecting pipe communicated with the heat exchange cavity is connected to the input end of the nitrogen input pipe in a side mode, and a self-operated nitrogen sealing valve is connected to the side connecting pipe in series.
Furthermore, a check valve is connected in series with a connecting pipe between the annular cavity and the water tank.
Further, a liquid level meter is connected to the water tank.
Furthermore, resistance baffles which are arranged in a left-right staggered manner are arranged in the water tank
The utility model has the advantages that:
1) the utility model discloses increased cooling system, in case super temperature, opened electrical control valve, inputed nitrogen gas through the nitrogen gas distributing pipe in to the barrel, made the furnace body cool down rapidly, the protective medium. And a nitrogen gas source is used, so that an additional cooling source is not required.
2) The utility model discloses a porous structure is set to the nitrogen gas distributing pipe, and the cooling is even.
3) High-temperature gas is formed after the heat exchange of the nitrogen, and the high-temperature gas is introduced into the water tank through the connecting pipe, exchanges heat with water, is cooled and is safely discharged.
4) The utility model discloses a water tank is from taking the level gauge, control water level, safe and reliable, and the check valve has been concatenated of the connecting pipe between annular cavity and the water tank, prevents to flow back.
5) The utility model discloses a water tank is from taking resistance baffle, increases the resistance, lets nitrogen gas after the cooling fully contact with water, increases heat exchange efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention;
figure 2 is a top view of the nitrogen distribution tube.
Detailed Description
As shown in fig. 1 and 2, the utility model discloses a heater 1 and cooling system 2, heater 1 includes outer barrel 1.1, the upper and lower both ends of outer barrel 1.1 are sealing connection respectively has shrouding 1.2, barrel 1.3 in the coaxial being provided with of outer barrel 1.1, form annular cavity 1.4 between outer barrel 1.1 and the interior barrel 1.3, be provided with heat preservation 1.5 on the inner wall of outer barrel 1.1, the outer wall of interior barrel 1.3, the medial surface of shrouding 1.2 respectively, enclose into a heat transfer chamber 1.6 that is used for holding heating coil between the heat preservation 1.5, be provided with heating coil 1.7 in the heat transfer chamber 1.6, install resistance wire 1.8 on the inner wall of heat transfer chamber 1.6, heating coil 1.7's exit end correspondence is connected with the thermocouple 1.9 that is used for the overtemperature detection.
Cooling system 2 includes nitrogen gas input tube 2.1, water tank 2.2, annular nitrogen gas distributing pipe 2.3, and annular nitrogen gas distributing pipe 2.3 sets up in the heat preservation 1.5 of bottom, and the equipartition has venthole 2.31 on the nitrogen gas distributing pipe 2.3, nitrogen gas input tube 2.1 is connected with nitrogen gas distributing pipe 2.3 through manual valve 2.7 of second and normally closed electric control valve 2.8, and manual valve 2.7 of second cuts off the nitrogen gas source when being used for overhauing.
The input end of the nitrogen input pipe 2.1 is also connected with a side connecting pipe 2.6 communicated with the heat exchange cavity 1.6, the side connecting pipe 2.6 is connected with a first manual valve 2.4 and a self-operated nitrogen sealing valve 2.5 in series, the first manual valve 2.4 is connected with the input end of the self-operated nitrogen sealing valve 2.5, and the first manual valve 2.4 is used for cutting off a nitrogen source during maintenance.
The water tank 2.2 is connected with the upper end of the annular cavity 1.4 through a connecting pipe 2.9, a check valve 2.10 is connected in series with the connecting pipe 2.9 between the annular cavity 1.4 and the water tank 2.2, a water replenishing port 2.11 and an exhaust port 2.12 are arranged on the water tank 2.2, a liquid level meter 2.13 is connected on the water tank 2.2, and resistance baffles 2.14 which are arranged in a left-right staggered manner are arranged in the water tank 2.52.
The utility model discloses a working process:
the utility model discloses increased cooling system, in case thermocouple 1.9 detects heat transfer medium overtemperature, opened normal close formula automatically controlled valve 2.8, through nitrogen gas distributing pipe 2.3 to input nitrogen gas in annular cavity 1.4, cooled down rapidly in messenger annular cavity 1.4, the protective media. The nitrogen medium after heat exchange is input into the water tank 2 through the connecting pipe 2.9, and the high-temperature nitrogen is cooled by water and then is safely discharged through the exhaust port 2.12.
The nitrogen input pipe 2.1 of the utility model is connected with the heat exchange cavity 1.6 through the self-operated nitrogen seal valve 2.5 at the same time,
the self-operated nitrogen sealing valve 2.5 is a pressure reducing valve, the working pressure is about 1kpa, the self-operated nitrogen sealing valve is mainly used for replacing air in the heater 1 and preventing the resistance wire 1.8 from being oxidized at high temperature, and in addition, the heater is explosion-proof and has the purpose of starting positive pressure ventilation, so that only small micro positive pressure is enough.
Claims (6)
1. The utility model provides a cooled radiant heating system, includes the heater, and the heater includes outer barrel, and the upper and lower both ends of outer barrel are sealing connection respectively has the shrouding, barrel in the internal coaxial being provided with of urceolus, forms annular cavity between outer barrel and the interior barrel, is provided with the heat preservation on the inner wall of outer barrel, the outer wall of interior barrel, the medial surface of shrouding respectively, encloses into a heat transfer chamber that is used for holding heating coil between the heat preservation, is provided with heating coil in the heat transfer chamber, installs the resistance line on the inner wall in heat transfer chamber, heating coil's exit end correspondence is connected with the thermocouple that is used for overtemperature prote to detect, its characterized in that: the heating system further comprises a cooling system, the cooling system comprises a nitrogen input pipe, a water tank and an annular nitrogen distribution pipe, the annular nitrogen distribution pipe is arranged in the heat preservation layer at the bottom, air outlets are evenly distributed on the nitrogen distribution pipe, and the nitrogen input pipe is connected with the nitrogen distribution pipe through a control valve.
2. A cooled radiant heating system as claimed in claim 1, wherein: the control valve is an electric regulating valve.
3. A cooled radiant heating system as claimed in claim 1, wherein: the input end of the nitrogen input pipe is also connected with a side connecting pipe communicated with the heat exchange cavity, and the side connecting pipe is connected with a self-operated nitrogen sealing valve in series.
4. A cooled radiant heating system as claimed in claim 1, wherein: and a check valve is connected in series with a connecting pipe between the annular cavity and the water tank.
5. A cooled radiant heating system as claimed in claim 1, wherein: the water tank is connected with a liquid level meter.
6. A cooled radiant heating system as claimed in claim 1, wherein: resistance baffles which are arranged in a left-right staggered manner are arranged in the water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121609114.8U CN215176928U (en) | 2021-07-15 | 2021-07-15 | Cooling type radiation heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121609114.8U CN215176928U (en) | 2021-07-15 | 2021-07-15 | Cooling type radiation heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215176928U true CN215176928U (en) | 2021-12-14 |
Family
ID=79395131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121609114.8U Active CN215176928U (en) | 2021-07-15 | 2021-07-15 | Cooling type radiation heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215176928U (en) |
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2021
- 2021-07-15 CN CN202121609114.8U patent/CN215176928U/en active Active
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