CN211739258U - Novel air circulation heating device - Google Patents

Novel air circulation heating device Download PDF

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Publication number
CN211739258U
CN211739258U CN202020161671.7U CN202020161671U CN211739258U CN 211739258 U CN211739258 U CN 211739258U CN 202020161671 U CN202020161671 U CN 202020161671U CN 211739258 U CN211739258 U CN 211739258U
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temperature resistant
air
carbon fiber
high temperature
quartz tube
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刘文治
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Abstract

The utility model discloses a novel air circulation heating device, which belongs to the field of an electric heating circulation heating device consisting of carbon fiber vacuum quartz tubes, and comprises a carbon fiber vacuum quartz tube group heater, a high temperature resistant blower, a heat-using device, a high temperature resistant return fan, a one-way valve and a controller, wherein an air outlet of the carbon fiber vacuum quartz tube group heater is connected with an air inlet of the high temperature resistant blower, an air outlet of the high temperature resistant blower is connected with an interlayer inlet of the heat-using device, an outlet of the interlayer of the heat-using device is connected with an inlet of the high temperature resistant return fan, an outlet of the interlayer of the heat-using device is connected with an inlet of the one-way valve, and an outlet of the interlayer of the heat-using device is connected; the controller is programmed to control the output current of the electric heater to achieve the purpose of controlling the temperature of the hot air. The controller also controls the motor frequency of the high-temperature resistant blower and the return fan to achieve the purpose of controlling the air quantity. The utility model has the advantages of quick start, high thermal efficiency and large thermal power, and has good energy-saving effect.

Description

Novel air circulation heating device
Technical Field
The utility model belongs to the technical field of the electric heater that carbon fiber vacuum quartz capsule constitutes, concretely relates to novel air circulation heating device.
Background
At present, an electric heater consisting of carbon fiber vacuum quartz tubes is used for heating at the temperature below 100 ℃ more frequently, the power is lower, the electric heater is used for industrial thermal equipment at the temperature above 100 ℃, the heating is less, and no circulating heating device is provided. The potential of the surface radiant heat of the carbon fiber vacuum quartz tube reaching 300-400 ℃ is not exerted, so a novel air circulation heating device is needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel air circulation heating device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a novel air circulation heating device comprises a carbon fiber vacuum quartz tube group type heater (1), a high-temperature-resistant air feeder (2), a heat utilization device (3), a high-temperature-resistant air return fan (4), a one-way valve (5) and a controller (6). And an air outlet of the carbon fiber vacuum quartz tube group heater (1) is connected with an air inlet of the high-temperature-resistant blower (2). And the air outlet of the high-temperature-resistant air feeder (2) is connected with the interlayer inlet of the heat utilization equipment (3). And an interlayer outlet of the heat utilization equipment is connected with an inlet of the high-temperature resistant air return fan. The outlet of the high-temperature resistant fan is connected with the inlet of a one-way valve, and the outlet of the one-way valve is connected with the inlet of the carbon fiber vacuum quartz tube group type heater (1). The output end of the controller (6) is connected with the carbon fiber vacuum quartz tube group type heater (1). And the output end of the controller (6) is respectively connected with the motors of the high-temperature resistant blower (2) and the high-temperature resistant return fan (4).
As a preferable embodiment, the carbon fiber vacuum quartz tube group heater (1) is used as a heat source and consists of a plurality of carbon fiber vacuum quartz tubes, the length of each carbon fiber vacuum quartz tube is 0.5-2.5 m, and the power of each carbon fiber vacuum quartz tube is 0.5-5 KW.
In a preferred embodiment, the high temperature resistant blower (2) and the high temperature resistant return fan (4) are power sources for circularly heating hot air, and the blower (2) and the return fan (4) which are resistant to high temperature of 300 ℃ or more are cooled by air.
In a preferred embodiment, the controller is programmed to control the power output current of the carbon fiber vacuum quartz tube group heater (1), and the controller (6) controls the motor frequency of the high temperature resistant blower (2) and the high temperature resistant return fan (4).
Compared with the prior art, the beneficial effects of the utility model are that:
the electric heater which takes the high-temperature radiant heat of the electro-carbon fiber vacuum quartz tube as a heat source has the advantages of quick start, high heat efficiency, energy saving of forty percent or more of the same output power compared with the traditional electric heater which takes a resistance wire for heating as a heat source and depends on the conduction and convection heating modes;
the normal-temperature-cooled high-temperature-resistant air feeding and returning machine is used as a power source to circularly heat hot air, the normal operation is temperature difference heating except preheating, the temperature difference is 50-60 ℃, the energy is obviously saved compared with a heating mode of non-circular heating with return or not, and the energy-saving efficiency is as high as fifty percent and more;
the heater heats the air to generate an expansion force, the expansion force is applied to the direction of the air inlet of the heater, and the heater is closed due to the connected one-way valve. The expansion force is only applied to the air inlet of the high-temperature resistant air feeder connected to the air outlet of the heater in a directional mode, so that additional acting force is formed, the impeller of the high-temperature resistant air feeder is pushed to rotate, and the problem that the air pressure of the high-temperature resistant air feeder is low is solved. The resistance of the interlayer and the pipeline of the thermal equipment is favorably reduced, the outlet of the interlayer of the thermal equipment is connected with the air inlet of the high-temperature resistant air return fan, the additional force of the thrust is generated on the rotating impeller of the air return fan, and the resistance of the interlayer and the pipeline of the thermal equipment is reduced, so that the circular heating is smoothly carried out.
Drawings
Fig. 1 is a schematic view of the structure flow of the present invention.
In the figure: 1. a carbon fiber vacuum quartz tube group heater (1); 2. a high temperature resistant blower (2); 3. a heat consuming device (3); 4. a high temperature resistant air return fan (4); 5. a one-way valve (5) and a controller (6).
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement is done to the method all belongs to the utility model discloses the scope of protecting.
Referring to fig. 1, the present invention provides a novel air circulation heating device, which includes a carbon fiber vacuum quartz tube group type heater (1), a high temperature resistant blower (2), a heat utilization device (3), a high temperature resistant return fan (4), a one-way valve (5), and a controller (6), wherein an air outlet of the carbon fiber vacuum quartz tube group type heater (1) is connected to an air inlet of the high temperature resistant blower (2). The air outlet of the high-temperature resistant blower (2) is connected with the interlayer inlet of the heat utilization equipment (3). The interlayer outlet of the heat utilization equipment (3) is connected with the inlet of the high-temperature resistant air return fan (4), and the outlet of the heat utilization equipment is connected with the inlet of the one-way valve (5). The outlet of the one-way valve (5) is connected with the inlet of the carbon fiber vacuum quartz tube group type heater (1). The output end of the controller (6) is connected with the carbon fiber vacuum quartz tube group type heater (1). The output end of the controller (6) is respectively connected with the motors of the high-temperature resistant blower (2) and the high-temperature resistant return fan (4).
The carbon fiber vacuum quartz tube group type heater (1) is used as a heat source, the carbon fiber vacuum quartz tube group type heater (1) is composed of a plurality of carbon fiber vacuum quartz tubes, the length of each carbon fiber vacuum quartz tube is 0.5-2.5 m, and the power of each carbon fiber vacuum quartz tube is 0.5-5 KW.
The high-temperature resistant air feeder (1) and the high-temperature resistant air return fan (4) are power sources for circularly heating hot air, and the air feeder (2) and the air return fan (4) which are resistant to high temperature of 300 ℃ and above are cooled by air.
The controller (6) is programmed to control the temperature of the hot air by controlling the output current of the carbon fiber vacuum quartz tube group heater (1). The controller (6) controls the motor frequency of the high-temperature resistant blower (2) and the high-temperature resistant return fan (4) to control the air quantity of the hot air.
Compared with the traditional electric heater which uses resistance wires for heating as a heat source and depends on conduction and convection heating, the electric heater which uses the high-temperature radiant heat of the electro-carbon fiber vacuum quartz tube as the heat source has the advantages of quick start, high heat efficiency and energy saving of more than forty percent compared with the same output power;
the high-temperature resistant air return fan cooled by normal-temperature air is used as a power source to circularly heat the hot air, the normal operation is temperature difference heating except preheating, the temperature difference is 50-60 ℃, the energy is obviously saved compared with a heating mode of non-circular heating with return or not, and the energy-saving efficiency is as high as fifty percent or more.
The air in the carbon fiber vacuum quartz tube group heater (1) is heated to generate expansive force, the expansive force is applied to the air inlet direction of the carbon fiber vacuum quartz tube group heater (1) and is applied to the air inlet direction of the high-temperature-resistant air feeder (2) connected to the air outlet of the carbon fiber vacuum quartz tube group heater (1) only in an oriented mode due to the fact that the one-way valve (5) is connected, the expansion force is applied to the air inlet of the high-temperature-resistant air feeder (2), additional acting force is generated on the air feeder, the impeller of the high-temperature-resistant air feeder (2) is pushed to rotate, and the problem that the air pressure of. Is beneficial to overcoming the resistance of the interlayer and the pipeline of the heating device (3). The outlet of the interlayer of the heat equipment (3) is connected with the air inlet of the high-temperature resistant return fan (4), the expansion force of the hot air is an additional force to the thrust of the rotating impeller of the high-temperature resistant return fan (4), and the resistance of the interlayer and the pipeline of the heat equipment is also reduced, so that the circulating heating is smoothly carried out.
The carbon fiber vacuum quartz tube group type heater adopts a single carbon fiber vacuum quartz tube with the power of 2.5KW and the length of 1 meter, the carbon fiber vacuum quartz tube group type heater (1) consists of 30 pieces of vacuum quartz tubes with the total power of 75KW, the high temperature resistant blower (2), the power of 4.5KW, the high temperature resistant return air fan 4, the power of 4.5KW and the air volume of 350m3Per h, total power 84 KW. For 1.5m3The heat-using equipment (3) is a hydrolysis tank, and the material temperature in the hydrolysis tank is required to reach 120 ℃ to the interlayer volume of 0.54m3Performing circulation heating with hot air temperature of 300 deg.C (air volume controlled at 300 m)3H) preheating for 1 hour, when the temperature of the whole tank body and the material reaches 120 ℃, conveying the material to an inlet of an interlayer of heat utilization equipment (3) by a high-temperature resistant air feeder (2), then conveying the material to an inlet of a high-temperature resistant air return fan (4) from an outlet of the interlayer, conveying the material to an inlet of a one-way valve (5) from the outlet of the one-way valve, and then conveying the material to an inlet of a carbon fiber vacuum quartz tube group type heater (1) from the outlet of the one-way. The normal operation is carried out from the second hour, the hot air temperature is controlled to be 150-200 ℃ for circular heating, and the air quantity is controlled to be 250m3H is used as the reference value. Hydrolysis tank of heat utilization equipment (3)The interlayer hot air temperature is 200 ℃, the interlayer temperature of a hydrolysis tank of the heat equipment (3) is 150 ℃, the temperature difference is 50 ℃, and then the hot air enters the carbon fiber vacuum quartz tube group type heater (1) to re-heat the hot air at 150 ℃ to 200 ℃ for cyclic heating for 2 hours. One cycle is completed. Calculating from the power consumption, preheating for one hour consumes 84kwh of power consumption, starting from the third hour to the 8 th hour, and for 6 hours, 25kwh of power consumption per hour, and 6 hours of power consumption: 25kwh multiplied by 6 is 150kwh, the sum of preheating power consumption and normal operation power consumption is 84kwh +150kwh is 234kwh,
the average electricity charge per kwh is calculated according to 1 yuan, and the electricity charge per kwh is 234 yuan for 8 hours. If non-circulation heating is adopted, the temperature is always kept at 200 ℃, 84kwh is consumed in one hour of preheating, and 420kwh is consumed in 70kwh multiplied by 6 in other 6 hours. The sum of the two terms is 84kwh +420 kwh-504 kwh.
The 8-hour electricity fee is 504 yuan. The electricity saving fee is 504-234 yuan to 270 yuan per 8 hours. The power saving efficiency reaches 53.6 percent.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a novel air circulation heating device which characterized in that: including carbon fiber vacuum quartz tube group formula heater (1), high temperature resistant forced draught blower (2), with equipment (3), high temperature resistant return air machine (4), check valve (5) and controller (6), the air outlet of carbon fiber vacuum quartz tube group formula heater (1) and the air intake connection of high temperature resistant forced draught blower (2), the air outlet of high temperature resistant forced draught blower (2) with the intermediate layer access connection of equipment (3), with the intermediate layer export of equipment (3) with high temperature resistant return air machine (4) import links to each other, the export of high temperature return air machine is with the access connection of check valve (5), the check valve export is with carbon fiber vacuum quartz tube group formula heater (1) access connection, the output of controller (6) with the power of carbon fiber vacuum quartz tube group formula heater (1) is connected, the output of controller respectively with high temperature resistant forced draught blower (2) with high temperature resistant return air machine (2) 4) Is connected with the motor.
2. A novel air circulation heating device according to claim 1, characterized in that: the carbon fiber vacuum quartz tube group type heater (1) is a heat source, the carbon fiber vacuum quartz tube group type heater (1) is composed of a plurality of carbon fiber vacuum quartz tubes, the length of each carbon fiber vacuum quartz tube is 0.5-2.5 m, and the power of each carbon fiber vacuum quartz tube is 0.5-5 KW.
3. A novel air circulation heating device according to claim 1, characterized in that: the high-temperature resistant air feeder (2) and the high-temperature resistant air return fan (4) are heat sources for circularly heating hot air, and the high-temperature resistant air feeder (2) and the high-temperature resistant air return fan (4) which are resistant to high temperature of 300 ℃ or above are both cooled by air.
4. A novel air circulation heating device according to claim 1, characterized in that: the programming of controller (6) is right the power output current of carbon fiber vacuum quartz tube group formula heater (1) is controlled, controller (6) is right high temperature resistant forced draught blower (2) with the motor frequency of high temperature resistant return air machine (4) is controlled.
CN202020161671.7U 2020-02-11 2020-02-11 Novel air circulation heating device Active CN211739258U (en)

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Application Number Priority Date Filing Date Title
CN202020161671.7U CN211739258U (en) 2020-02-11 2020-02-11 Novel air circulation heating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020161671.7U CN211739258U (en) 2020-02-11 2020-02-11 Novel air circulation heating device

Publications (1)

Publication Number Publication Date
CN211739258U true CN211739258U (en) 2020-10-23

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Application Number Title Priority Date Filing Date
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CN (1) CN211739258U (en)

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