CN111238216A - Improved low-temperature drying furnace circulating air pipe - Google Patents
Improved low-temperature drying furnace circulating air pipe Download PDFInfo
- Publication number
- CN111238216A CN111238216A CN201811441607.8A CN201811441607A CN111238216A CN 111238216 A CN111238216 A CN 111238216A CN 201811441607 A CN201811441607 A CN 201811441607A CN 111238216 A CN111238216 A CN 111238216A
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- China
- Prior art keywords
- drying
- air
- input end
- fixedly connected
- output end
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
- F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/003—Supply-air or gas filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
- F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/08—Humidity
- F26B21/083—Humidity by using sorbent or hygroscopic materials, e.g. chemical substances, molecular sieves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses an improved low-temperature drying furnace circulating air pipe which comprises a drying furnace, wherein an air outlet of the drying furnace is connected with an input end of a filter through an air guide pipe, an output end of the filter is connected with a drying device through the air guide pipe, the drying device is connected with an induced draft fan through the air guide pipe, the induced draft fan is connected with the drying furnace through the air guide pipe, a compressor is fixedly installed on the side wall of the drying furnace, an input end of the compressor is connected with an output end of an evaporator through a hollow copper pipe, an input end of the evaporator is connected with an output end of an expansion valve through a hollow copper pipe, an input end of the expansion valve is fixedly connected with an output end of a condenser through a hollow copper. In the using process of the invention, the quality of air is improved, the cleanliness in the furnace is increased, the product quality is improved, the filter is convenient to disassemble and maintain and replace, and the working difficulty of a maintainer is reduced.
Description
Technical Field
The invention relates to industrial equipment, in particular to an improved circulating air pipe of a low-temperature drying furnace.
Background
At present, a circulating air pipe is needed in the heating process of a coating low-temperature drying furnace, a galvanized air pipe or a stainless steel air pipe is usually adopted as a material, the heat preservation effect of the air pipes is poor when the air pipes are used, and the air pipes are cooled when the air returns to the drying furnace again, so that the air pipes need to be reheated, and the drying effect is influenced; and the existing circulating air pipe does not treat the moisture and dust of the drying gas in the using process, so that the drying cost of the equipment is greatly increased.
Disclosure of Invention
The invention aims to provide an improved circulating air pipe of a low-temperature drying furnace, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an improved generation low temperature drying-oven circulation tuber pipe, includes the drying oven, the air outlet of drying oven passes through the input fixed connection of guide duct and filter, and the output of filter passes through the input fixed connection of guide duct and drying device, and drying device's output passes through the input fixed connection of guide duct and draught fan, and the draught fan output passes through the guide duct and goes into wind gap fixed connection with the drying oven, there is the compressor through bolt fixed mounting on the lateral wall of drying oven, and the input of compressor passes through hollow copper pipe and is connected with the output of evaporimeter, and the input of evaporimeter passes through hollow copper pipe and is connected with the output of expansion valve, and the expansion valve input passes through hollow copper pipe and condenser output fixed connection, and the input of condenser passes through hollow copper pipe and the output.
As a further scheme of the invention: the air guide pipe is made of a temperature-resistant cloth bag.
As a further scheme of the invention: the evaporator is fixed on the air guide pipe between the drying device and the filter through a plastic binding belt, and the condenser is fixed on the air guide pipe between the induced draft fan and the drying furnace through the plastic binding belt.
As a further scheme of the invention: the input end and the output end of the filter are fixedly connected with the air guide pipe through a rotatable and unscrewed structure, the input end and the output end of the filter are connected through a plurality of branch pipes, and the branch pipes sequentially pass through the filter screen and the activated carbon layer.
As a further scheme of the invention: the drying device mainly comprises a drying box, a drying outlet, a support column, a support block, a stirring blade, an installation block, a drying inlet and a rotating shaft, wherein the top of the drying box is provided with the drying inlet and is fixedly connected with the output end of a filter through an air guide pipe, the bottom of the drying box is provided with the drying outlet and is fixedly connected with the input end of an induced draft fan through the air guide pipe, silica is filled in the drying box to be used as a drying agent, the inner bottom surface of the drying box is fixedly connected with the bottom end of the support column, the top end of the support column is fixedly connected with the bottom surface of the support block, the inner part of the support block is fixedly provided with a motor through a bolt, the output shaft of the motor is fixedly connected with the bottom surface of the installation block, the top surface of the support block is rotatably connected with the bottom surface of the installation, the top end of the rotating shaft is fixedly connected with the inner top surface of the drying box in a welding mode.
Compared with the prior art, the invention has the beneficial effects that: in the using process of the invention, the air guide pipe is made of a temperature-resistant cloth bag, so that the temperature in the furnace is more uniform, and the air in the circulating air pipe is purified by the filter, thereby improving the quality of the air, increasing the cleanliness in the furnace, improving the product quality, facilitating the disassembly and the maintenance of the filter, and reducing the working difficulty of a maintenance master; the drying device is used for drying the air, so that the phenomenon that the moisture brought out in the drying process enters the drying furnace again to influence the drying effect is effectively avoided; the air is cooled, so that moisture in the air is more easily dried, and the dried air is heated, so that the problem that the drying effect is influenced by the temperature of the air which is reduced after the air enters the drying oven is avoided.
Drawings
Fig. 1 is a structural schematic diagram of a circulating air pipe of an improved low-temperature drying furnace.
Fig. 2 is a schematic structural diagram of a drying device in a circulating air pipe of the improved low-temperature drying furnace.
As shown in the figure: the drying furnace comprises a drying furnace 1, a condenser 2, an induced draft fan 3, a drying device 4, a drying box 41, a drying outlet 42, a support column 43, a support block 44, a stirring blade 45, an installation block 46, a drying inlet 47, a rotating shaft 48, an evaporator 5, a filter 6, an expansion valve 7 and a compressor 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, in the embodiment of the present invention, an improved low-temperature drying oven circulating air duct includes a drying oven 1, an air outlet of the drying oven 1 is fixedly connected to an input end of a filter 6 through an air duct, an output end of the filter 6 is fixedly connected to an input end of a drying device 4 through an air duct, an output end of the drying device 4 is fixedly connected to an input end of an induced draft fan 3 through an air duct, an output end of the induced draft fan 3 is fixedly connected to an air inlet of the drying oven 1 through an air duct, the air duct is made of a temperature-resistant cloth bag, a compressor 8 is fixedly mounted on a side wall of the drying oven 1 through a bolt, an input end of the compressor 8 is connected to an output end of an evaporator 5 through a hollow copper pipe, an input end of the evaporator 5 is connected to an output end of an expansion valve 7 through a hollow copper pipe, the evaporator 5, the input end of the expansion valve 7 is fixedly connected with the output end of the condenser 2 through a hollow copper pipe, the input end of the condenser 2 is fixedly connected with the output end of the compressor 8 through a hollow copper pipe, the condenser 2 is fixed on an air guide pipe between the draught fan 3 and the drying furnace 1 through a plastic binding belt, and both the condenser 2 and the compressor 8 are powered by an external power supply;
a refrigerant is put into the hollow copper pipe, the pressure intensity of the refrigerant in the hollow copper pipe is improved through a compressor 8, the refrigerant is more easily liquefied, then the refrigerant passes through a condenser 2, the condenser 2 liquefies the refrigerant and releases heat, so that the air in an induced draft fan 3 is heated, the cold air is prevented from entering a drying furnace 1 to influence the drying effect, the liquefied refrigerant is gasified through an expansion valve 7, the refrigerant is gasified in an evaporator 5 to absorb the heat in the air, the air guide pipe between a filter 6 and a drying device 4 is refrigerated, the air is cooled before entering the drying device 4 from the filter 6, and the moisture in the air is condensed and is more easily dried;
the input end and the output end of the filter 6 are fixedly connected with the air guide pipe through a rotatable and unscrewed structure, so that the filter 6 is convenient to disassemble, the filter 6 is convenient to replace and maintain, the input end and the output end of the filter 6 are connected through a plurality of branch pipes, and the branch pipes sequentially pass through a filter screen and an activated carbon layer, so that the air is uniformly divided into a plurality of parts, the filtering effect is improved, dust in the air is filtered when the air passes through the filter screen, and the moisture in the air is preliminarily filtered when the air passes through the activated carbon layer;
referring to fig. 2, the drying device 4 mainly includes a drying box 41, a drying outlet 42, a supporting column 43, a supporting block 44, a stirring blade 45, an installation block 46, a drying inlet 47 and a rotating shaft 48, the top of the drying box 41 is provided with the drying inlet 47 and is fixedly connected with the output end of the filter 6 through an air duct, the bottom of the drying box 41 is provided with the drying outlet 42 and is fixedly connected with the input end of the induced draft fan 3 through the air duct, silica is filled in the drying box 41 as a drying agent, the bottom of the drying box 41 is fixedly connected with the bottom end of the supporting column 43, the top end of the supporting column 43 is fixedly connected with the bottom of the supporting block 44, the inside of the supporting block 44 is fixedly provided with a motor through a bolt, the motor is powered by an external power supply, the output shaft of the motor is fixedly connected with the bottom of the installation block 46, the side of installation piece 46 has stirring leaf 45 through welded mode fixed mounting, and the top surface of installation piece 46 passes through the bearing and is connected with the bottom rotation of pivot 48, and the top of pivot 48 passes through welded mode and the inside top surface fixed connection of drying cabinet 41, improves the stability when stirring the drier of stirring leaf 45 through pivot 48, thereby stirs the drying effect that improves the drier to the drier.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (5)
1. An improved low-temperature drying furnace circulating air pipe comprises a drying furnace (1) and is characterized in that an air outlet of the drying furnace (1) is fixedly connected with an input end of a filter (6) through an air guide pipe, an output end of the filter (6) is fixedly connected with an input end of a drying device (4) through the air guide pipe, an output end of the drying device (4) is fixedly connected with an input end of an induced draft fan (3) through the air guide pipe, an output end of the induced draft fan (3) is fixedly connected with an air inlet of the drying furnace (1) through the air guide pipe, a compressor (8) is fixedly installed on the side wall of the drying furnace (1) through a bolt, an input end of the compressor (8) is connected with an output end of an evaporator (5) through a hollow copper pipe, an input end of the evaporator (5) is connected with an output end of an expansion valve (7) through a hollow copper pipe, and an input end, the input end of the condenser (2) is fixedly connected with the output end of the compressor (8) through a hollow copper pipe.
2. The improved circulating air duct of a low-temperature drying furnace as claimed in claim 1, wherein the air duct is made of a temperature-resistant cloth bag.
3. The improved circulating air duct of the low-temperature drying oven according to claim 1, wherein the evaporator (5) is fixed on the air guide duct between the drying device (4) and the filter (6) through a plastic binding belt, and the condenser (2) is fixed on the air guide duct between the induced draft fan (3) and the drying oven (1) through a plastic binding belt.
4. The improved low-temperature drying furnace circulating air pipe as recited in claim 1, wherein the input end and the output end of the filter (6) are both fixedly connected with the air guide pipe through a rotatable and unscrewed structure, the input end and the output end of the filter (6) are connected through a plurality of branch pipes, and the branch pipes sequentially pass through the filter screen and the activated carbon layer.
5. The improved low-temperature drying furnace circulating air pipe as claimed in claim 1, wherein the drying device (4) mainly comprises a drying box (41), a drying outlet (42), a support pillar (43), a support block (44), a stirring blade (45), a mounting block (46), a drying inlet (47) and a rotating shaft (48), the top of the drying box (41) is provided with the drying inlet (47) and fixedly connected with the output end of the filter (6) through an air guide pipe, the bottom of the drying box (41) is provided with the drying outlet (42) and fixedly connected with the input end of the induced draft fan (3) through the air guide pipe, silica is filled in the drying box (41) to serve as a drying agent, the inner bottom surface of the drying box (41) is fixedly connected with the bottom end of the support pillar (43), the top end of the support pillar (43) is fixedly connected with the bottom surface of the support block (44), and a motor is fixedly mounted in the support block (44) through, the output shaft of motor and the bottom surface fixed connection of installation piece (46), the top surface of supporting shoe (44) is rotated through the bearing and is connected with the bottom surface of installation piece (46), the side of installation piece (46) is through welded mode fixed mounting have stirring leaf (45), the top surface of installation piece (46) is rotated through the bearing and the bottom of pivot (48) and is connected, the top of pivot (48) is through welded mode and the inside top surface fixed connection of drying cabinet (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811441607.8A CN111238216A (en) | 2018-11-28 | 2018-11-28 | Improved low-temperature drying furnace circulating air pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811441607.8A CN111238216A (en) | 2018-11-28 | 2018-11-28 | Improved low-temperature drying furnace circulating air pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111238216A true CN111238216A (en) | 2020-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811441607.8A Pending CN111238216A (en) | 2018-11-28 | 2018-11-28 | Improved low-temperature drying furnace circulating air pipe |
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| Country | Link |
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| CN (1) | CN111238216A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119826483A (en) * | 2025-03-17 | 2025-04-15 | 连云港圆梦环保科技有限公司 | Drying device and method for biomass particle production |
-
2018
- 2018-11-28 CN CN201811441607.8A patent/CN111238216A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119826483A (en) * | 2025-03-17 | 2025-04-15 | 连云港圆梦环保科技有限公司 | Drying device and method for biomass particle production |
| CN119826483B (en) * | 2025-03-17 | 2025-11-14 | 连云港圆梦环保科技有限公司 | A drying apparatus and method for biomass pellet production |
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Application publication date: 20200605 |