CN212902016U - Air heating and drying device - Google Patents
Air heating and drying device Download PDFInfo
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- CN212902016U CN212902016U CN202021140656.0U CN202021140656U CN212902016U CN 212902016 U CN212902016 U CN 212902016U CN 202021140656 U CN202021140656 U CN 202021140656U CN 212902016 U CN212902016 U CN 212902016U
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Abstract
The utility model discloses an air heating drying device, including heating furnace, air heating jar, heat preservation shell, heat pipe, flying honeycomb duct, air-blower, stoving box, air exhauster, exhaust fan, chimney and fin radiator. During the use, constantly with the air-heating jar of blowing in through the air-blower, combustion heater heats the air in the air-heating jar, the air after the heating directly flows into in the stoving case and heats the stoving to food, the moisture that the stoving in-process produced passes through the air exhauster discharge, the waste gas that produces after the combustion heater burning passes through in the waste gas honeycomb duct flows into fin radiator, through the great heat dissipation surface of fin radiator, thereby fully give off the heat of waste gas to the stoving case in, at last through the exhaust fan with the waste gas after the heat is utilized in discharging into the chimney, compare in prior art, heat utilization rate is higher, and make full use of the heat of waste gas and can not produce the pollution to food.
Description
Technical Field
The utility model relates to a dry field, especially an air heating drying device.
Background
Environmental protection and energy saving are trends of social development at present, the existing fuel type heater has low heat utilization rate, and a considerable part of heat can be lost along with flue gas generated by combustion or can be dissipated in a heat radiation mode. In addition, the fuel heater is feasible for drying industrial products, but exhaust gas is easy to pollute food when the food is dried.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, an object of the present invention is to provide an air drying device which can not only make full use of heat energy, but also can not pollute food.
The utility model discloses a technical scheme that the solution problem adopted is: an air heating drying device, comprising:
the heating furnace is internally provided with an air heating tank, the periphery of the heating furnace is provided with a heat preservation shell, two ends of the air heating tank extend to the outer side of the heating furnace, the front end of the air heating tank is provided with an air inlet, the tail end of the air heating tank is provided with an air outlet, the periphery of the air heating tank is surrounded by a heat conduction pipe, a combustion heater positioned at the bottom of the air heating tank is arranged in the heating furnace, and the heating furnace is connected with a waste gas guide pipe;
the air blower is arranged at the front end of the air inlet;
the drying box body is communicated with the tail end of the air heating tank, a finned radiator is arranged on the periphery of the drying box body and communicated with the waste gas guide pipe, and an exhaust fan is arranged at the tail end of the drying box body;
the exhaust fan is arranged at the tail end of the fin radiator, and a chimney is arranged at the tail end of the exhaust fan.
As a further improvement of the technical scheme, a moisture meter is arranged in the drying box body.
As a further improvement of the technical scheme, a temperature measuring instrument is arranged in the drying box body.
As a further improvement of the technical scheme, the combustion heater is a natural gas heating furnace.
As a further improvement of the technical scheme, the heat preservation shell comprises a framework made of an external metal plate and high-temperature-resistant aluminum arranged on the inner side of the metal plate supporting framework, and heat preservation cotton is arranged between the framework and the high-temperature-resistant aluminum.
As a further improvement of the technical scheme, a heat-insulating brick layer is arranged on the outer side of the drying box body.
The utility model has the advantages that: by arranging the air heating tank in the heating furnace chamber, wherein two ends of the air heating tank extend to the outer side of the heating furnace chamber, the front end of the air heating tank is provided with an air inlet, the front end of the air inlet is provided with the air blower, the rear end of the air heating tank is provided with an air outlet, the periphery of the air heating tank is surrounded by the heat conduction pipe, the heating furnace chamber is internally provided with the combustion heater positioned at the bottom of the air heating tank, the heating furnace chamber is connected with the waste gas guide pipe, the tail end of the air heating tank is communicated with the drying box body, the drying box body is internally provided with the fin radiator communicated with the waste gas guide pipe, the tail end of the radiator is provided with the exhaust fan, and the tail end of the drying box body is provided with the exhaust fan, when in use, the air heating tank continuously blows air into the air heating, the heat pipe that air heating jar surface encircleed can conduct heat energy to air heating jar upper end fast to it is more even to air heating, and heating efficiency is faster, and is bigger owing to increased heat transfer area through the heat pipe, consequently also can lead to the waste of heat still less. The heat preservation shell arranged outside the heating hearth can also effectively reduce the loss of heat, the heated air directly flows into the drying box body to heat and dry food, the moisture generated in the drying process is discharged through the exhaust fan, the waste gas generated after the combustion of the combustion heater flows into the fin radiator through the waste gas guide pipe and passes through the larger heat dissipation surface of the fin radiator, so that the heat of the waste gas is fully dissipated into the drying box body, finally the waste gas after the heat is utilized is discharged into the chimney through the exhaust fan, the waste gas can not contact with the inside of the drying box body in the whole course, and therefore the food in the drying box body can not be polluted. The phenomenon of local overhigh temperature can not occur.
Drawings
The invention will be further explained with reference to the drawings and the detailed description.
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1, an air heating and drying apparatus includes:
the heating furnace comprises a heating furnace hearth 10, wherein an air heating tank 20 is arranged in the heating furnace hearth 10, a heat preservation shell is arranged on the periphery of the heating furnace hearth 10, two ends of the air heating tank 20 extend to the outer side of the heating furnace hearth 10, an air inlet 21 is arranged at the front end of the air heating tank 20, an air outlet 22 is arranged at the tail end of the air heating tank 20, a heat conduction pipe 40 is surrounded on the periphery of the air heating tank 20, a heater positioned at the bottom of the air heating tank 20 is arranged in the heating furnace hearth 10, and a waste gas guide pipe 11 is connected to the heating furnace hearth;
a blower 30, wherein the blower 30 is arranged at the front end of the air inlet 21;
the drying box body 60 is communicated with the tail end of the air heating tank 20, a fin radiator 70 is arranged on the periphery of the drying box body 60, the fin radiator 70 is communicated with the waste gas guide pipe 11, and an exhaust fan 90 is arranged at the tail end of the drying box body 60;
and the exhaust fan 80 is arranged at the tail end of the fin radiator 70, and a chimney 81 is arranged at the tail end of the exhaust fan 80.
The air heating tank 20 is arranged in the heating furnace 10, two ends of the air heating tank 20 extend to the outer side of the heating furnace 10, the front end of the air heating tank 20 is provided with an air inlet 21, the front end of the air inlet 21 is provided with an air blower 30, the rear end of the air heating tank 20 is provided with an air outlet 22, the periphery of the air heating tank 20 is surrounded by a heat conduction pipe 40, the heating furnace 10 is internally provided with a combustion heater 50 positioned at the bottom of the air heating tank 20, the heating furnace 10 is connected with a waste gas guide pipe 11, the tail end of the air heating tank 20 is communicated with the drying box body 60, the drying box body 60 is internally provided with a fin radiator 70 communicated with the waste gas guide pipe 11, the tail end of the radiator is provided with a row of fans 80, the tail end of the drying box body 60 is provided with an exhaust fan 90, and when the air heating, thereby combustion heater 50 heats the air in heating furnace 10 internal combustion engine to air heating jar 20, and air heating jar 20 surface encircleed heat pipe 40 can conduct heat energy to air heating jar 20 upper end fast to it is more even to air heating, and heating efficiency is faster, and is bigger owing to increased heat transfer area through heat pipe 40, consequently also can lead to the heat waste less. The heat preservation shell arranged outside the heating hearth 10 can also effectively reduce heat loss, heated air directly flows into the drying box 60 to heat and dry food, moisture generated in the drying process is discharged through the exhaust fan 90, waste gas generated after combustion of the combustion heater 50 flows into the fin radiator 70 through the waste gas guide pipe 11 and passes through the large radiating surface of the fin radiator 70, so that the heat of the waste gas is fully dissipated into the drying box 60, finally the waste gas after heat utilization is discharged into the chimney 81 through the exhaust fan 80, the exhaust fan 80 and the exhaust fan 90 can also play a role in driving air and waste gas to flow, the whole course of the waste gas can not contact with the inside of the drying box 60, and therefore the food in the drying box 60 can not be polluted, compared with the prior art, the heat utilization rate is higher, the heat of the waste gas is fully utilized, and the food can not be polluted, and the food in the drying box body 60 is heated through clean air in the whole course, the drying effect is more balanced, and the phenomenon of overhigh local temperature can not occur.
In order to better control the humidity in the drying box 60, a humidity meter is preferably disposed in the drying box 60.
Further, in order to more intuitively understand the temperature in the drying cabinet 60 and control the heating power of the combustion heater 50, it is preferable that a temperature measuring instrument is provided in the drying cabinet 60.
Further modified, preferably, the combustion heater 50 is a natural gas heating furnace.
In this scheme, preferably the heat preservation shell includes that outside metal sheet makes the skeleton and sets up in the inboard high temperature resistant aluminium of metal sheet support skeleton, be provided with the heat preservation cotton between skeleton and the high temperature resistant aluminium.
Further, preferably, a layer of insulating bricks is also arranged outside the drying box 60.
The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (6)
1. An air heating drying device, its characterized in that includes:
the heating furnace comprises a heating furnace hearth (10), wherein an air heating tank (20) is arranged in the heating furnace hearth (10), a heat preservation shell is arranged on the periphery of the heating furnace hearth (10), two ends of the air heating tank (20) extend to the outer side of the heating furnace hearth (10), an air inlet (21) is arranged at the front end of the air heating tank (20), an air outlet (22) is arranged at the tail end of the air heating tank (20), a heat conduction pipe (40) is surrounded on the periphery of the air heating tank (20), a combustion heater (50) located at the bottom of the air heating tank (20) is arranged in the heating furnace hearth (10), and a waste gas guide pipe (11) is connected to the heating furnace hearth (10;
the air blower (30), the said air blower (30) is set up in the front end of the air inlet (21);
the drying box body (60) is communicated with the tail end of the air heating tank (20), a fin radiator (70) is arranged on the periphery of the drying box body (60), the fin radiator (70) is communicated with the waste gas guide pipe (11), and an exhaust fan (90) is arranged at the tail end of the drying box body (60);
the exhaust fan (80), exhaust fan (80) set up in fin radiator (70) end, exhaust fan (80) end is provided with chimney (81).
2. An air heating drying apparatus as claimed in claim 1, wherein:
and a moisture meter is arranged in the drying box body (60).
3. An air heating drying apparatus as claimed in claim 1, wherein:
a temperature measuring instrument is arranged in the drying box body (60).
4. An air heating drying apparatus as claimed in claim 1, wherein:
the combustion heater (50) is a natural gas heating furnace.
5. An air heating drying apparatus as claimed in claim 1, wherein:
the heat preservation shell comprises a framework made of an external metal plate and high-temperature-resistant aluminum arranged on the inner side of the metal plate supporting framework, and heat preservation cotton is arranged between the framework and the high-temperature-resistant aluminum.
6. An air heating drying apparatus as claimed in claim 1, wherein:
and a heat-insulating brick layer is arranged on the outer side of the drying box body (60).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021140656.0U CN212902016U (en) | 2020-06-18 | 2020-06-18 | Air heating and drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021140656.0U CN212902016U (en) | 2020-06-18 | 2020-06-18 | Air heating and drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212902016U true CN212902016U (en) | 2021-04-06 |
Family
ID=75280391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021140656.0U Active CN212902016U (en) | 2020-06-18 | 2020-06-18 | Air heating and drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212902016U (en) |
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2020
- 2020-06-18 CN CN202021140656.0U patent/CN212902016U/en active Active
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