Energy-saving enameled wire drying furnace

Abstract

The invention discloses an energy-saving enameled wire drying furnace, and belongs to the technical field of drying furnaces. An energy-saving varnished wire drying furnace comprises a drying furnace body, a drying frame is in threaded connection with the interior of the drying furnace body, a movable frame is arranged in the drying frame, a top frame is in threaded connection with the end face of the top of the drying furnace body, an arc-shaped cover is welded to the top of the top frame, and a transmission shaft is arranged in the arc-shaped cover; a driving motor is in threaded connection with the exterior of one end of the arc-shaped cover, one end of a transmission shaft penetrates through the arc-shaped cover and is fixedly connected with the output end of the driving motor, the other end of the transmission shaft penetrates through the arc-shaped cover and is welded with a first belt pulley, a transmission frame is welded to the inner wall of the movable frame, and a connecting rod is welded to the transmission frame. The problems that in the prior art, dust and other impurities in air cannot be filtered, hot air circulation enables the impurities in the air to be attached to enameled wires in a drying furnace, and the quality of the enameled wires is easily reduced are effectively solved.

Description

Technical Field

[0001] The invention relates to the technical field of drying furnaces, and in particular to an energy-saving enameled wire drying furnace. Background Art

[0002] A drying furnace is a device used to dry materials. It evaporates the moisture in the materials by heating the air or other media to achieve the purpose of drying. There are various types of drying furnaces, and the most common ones are hot air circulation drying furnaces. Enameled wire is a main type of winding wire, consisting of a conductor and an insulating layer. The bare wire is annealed and softened, then painted and baked several times. The enameled wire needs to be dried in a drying furnace after stripping. Drying can ensure the stability of its electrical and insulation properties.

[0003] After searching, the prior art (publication number: CN107976058A) is a flattening and drying device for a hot air furnace. The article proposes "including a drying furnace, a material placement area built in the drying furnace, the upper end of the drying furnace is provided with a flattening device for flattening the material to be dried, the lower part of the flattening device is provided with a flattening device for placing the material to be dried, and the drying furnace is provided with a pressing device that cooperates with the flattening device to place the dried material in the material placement area". The invention utilizes the coordination of rotation and up and down movement to make the flattening uniform and free of accumulation; the material to be dried is flattened and then dried to improve the drying efficiency; after drying, it is automatically dumped into the material placement area to reduce labor input and reduce production costs.

[0004] However, the existing technology cannot filter dust and other debris in the air, resulting in hot air circulation causing debris in the air to adhere to the enameled wire in the drying furnace, which can easily reduce the quality of the enameled wire. Therefore, it is necessary to design an energy-saving enameled wire drying furnace. Summary of the invention

[0005] The purpose of the present invention is to solve the problem that the existing design cannot filter dust and other debris in the air, resulting in hot air circulation causing the debris in the air to adhere to the enameled wire in the drying furnace, which easily reduces the quality of the enameled wire.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions: An energy-saving enameled wire drying furnace comprises a drying furnace main body, a drying frame is screwed inside the drying furnace main body, and a movable frame is arranged inside the drying frame, a top frame is screwed on the top end surface of the drying furnace main body, and an arc cover is welded on the top of the top frame, a transmission shaft is arranged inside the arc cover, a driving motor is screwed on the outside of one end of the arc cover, and one end of the transmission shaft passes through the arc cover and is fixedly connected to the output end of the driving motor, the other end of the transmission shaft passes through the arc cover and is welded with a first pulley, a transmission frame is welded on the inner wall of the movable frame, and a support rod is welded on the transmission frame, an end of the support rod away from the transmission frame passes through the drying furnace main body and is welded with a second pulley, a first transmission belt is sleeved on the first pulley and the second pulley, a purification cylinder is screwed inside the top frame, and an air intake pipe is arranged at one end of the purification cylinder The transmission shaft is welded with a second bevel gear, and a third bevel gear is welded with a third bevel gear at one end of the transmission shaft and the third bevel gear, and a second bevel gear is sleeved between the second third bevel gear and a third bevel gear.

[0007] Preferably, the stirring plate is located at the inner bottom of the filter cartridge, the interior of the filter cartridge is filled with activated carbon, both ends of the top of the stirring plate are convex, and a number of porous ceramic filter plates are equidistantly screwed into the interior of the air filter box.

[0008] Preferably, an air vent is provided on the top of the drying furnace body, an air outlet pipe is connected to the first air exhaust fan, and the bottom end of the air outlet pipe extends into the air vent, a filter is clamped in the air inlet pipe, and the end of the air inlet pipe away from the purification cylinder passes through the top frame and is covered with an air vent cover.

[0009] Preferably, drying openings are provided around the inner wall of the movable frame, and a fixed frame is screwed in the drying opening, a number of heating tubes are screwed equidistantly in the fixed frame, a number of rollers are screwed equidistantly at both ends of the outer wall of the movable frame, and the rollers are in contact with the inner wall of the drying frame.

[0010] Preferably, three brackets are provided inside the drying furnace body, and the three brackets are located in the center of the movable frame, a number of winding shafts are evenly installed inside both sides of the brackets, a number of connecting rods are evenly welded between two adjacent brackets, the three brackets are evenly distributed in the vertical direction, and the brackets at the top and bottom are screwed and fixed to the drying frame.

[0011] Preferably, a door is hinged at one end of the drying furnace body, and thermal insulation glass is glued to the door, three pairs of through holes are equidistantly provided on the thermal insulation glass, and the positions of the three pairs of through holes correspond one to one to the positions of the three brackets, dampers are screwed at both ends of the outer wall of the drying frame, and the other end of the damper is screwed and fixed to the inner wall of the drying furnace body.

[0012] Preferably, a heat dissipation port is provided on the outer wall of the drying furnace body, and a cooling box is screwed below the bottom of the heat dissipation port, a second vacuum pump is screwed on the top of the cooling box, and an vacuum pipe is plugged into the input end of the second vacuum pump, and the other end of the vacuum pipe is plugged into and installed in the heat dissipation port, an exhaust pipe is welded to the outer wall of the cooling box, a delivery pipe is plugged into the output end of the second vacuum pump, and the other end of the delivery pipe is plugged into and installed in the exhaust pipe, radiators are screwed onto the outside of both sides of the delivery pipe, two heat outlets are provided on the bottom end face of the cooling box, and the two heat outlets are respectively located below the bottoms of the two radiators, and the delivery pipe is a serpentine pipe.

[0013] Preferably, an electric box is screwed to the bottom end surface of the drying furnace body, and a controller is screwed to the top end surface of the drying furnace body.

[0014] 1. The present invention generates negative pressure at the air inlet pipe by suction through the first vacuum pump, and can draw external air into the purification cylinder. The driving motor drives the transmission shaft to rotate. Under the action of the third pulley and the second transmission belt, the movable shaft can be driven to rotate. When the movable shaft rotates, the adhesive plate will rotate synchronously. The adhesive plate can be used to remove lint and other debris in the air. The air in the purification cylinder can be allowed to enter the air filter box through the connecting pipe. The air can be filtered for the second time by the porous ceramic filter plate. Another connecting pipe on the air filter box can be used to allow the internal air to enter the filter cylinder for further filtration. The air can be filtered again by activated carbon. When the transmission shaft rotates, the first bevel gear is used to The second bevel gear is driven by the vertical rod, so that the stirring plate can be driven to rotate, thereby stirring the activated carbon to improve the adsorption efficiency and ensure that more gas molecules can enter the micropores of the activated carbon to more effectively remove impurities. Stirring the activated carbon can make the adsorption process more uniform and avoid local oversaturation of adsorption and insufficient adsorption in other areas. The first pulley and the first transmission belt can be used to drive the second pulley to rotate on the transmission shaft. When the second pulley rotates, the movable frame can be driven to rotate through the transmission frame and the support rod, thereby heating the enameled wire from different directions and improving the drying effect. This method can prevent impurities in the air from adhering to the enameled wire during drying, thereby ensuring the quality of the enameled wire.

[0015] 2. The processing efficiency can be improved by drying multiple enameled wires simultaneously. At the same time, the driving motor can drive multiple structures to operate and achieve energy-saving effects. The damper can be used to reduce shock when the movable frame rotates. The second vacuum fan and the vacuum pipe can be used to extract the heat in the drying furnace body after drying from the heat dissipation port to avoid the danger of hot air gushing out when the door is opened, thereby improving the safety of equipment use. When hot air enters the conveying pipe, it will be absorbed and cooled by the radiators on both sides. The cooled gas will be discharged through the outlet pipe, and the radiator will dissipate heat through the heat outlet. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an overall isometric view of an energy-saving enameled wire drying furnace proposed by the present invention; Figure 2 This is a schematic diagram of the overall structure of an energy-saving enameled wire drying furnace proposed by the present invention; Figure 3 This is a schematic diagram of the overall back structure of an energy-saving enameled wire drying furnace proposed by the present invention; Figure 4 This is an overall cross-sectional view of an energy-saving enameled wire drying furnace proposed by the present invention; Figure 5 This is an overall vertical section view of an energy-saving enameled wire drying furnace proposed by the present invention; Figure 6The figure is an overall side view of an energy-saving enameled wire drying furnace proposed by the present invention.

[0017] Description of the figure numbers: 1. Drying furnace body; 2. Drying frame; 3. Movable frame; 4. Top frame; 5. Curved cover; 6. Transmission shaft; 7. Driving motor; 8. First pulley; 9. Transmission frame; 10. Support rod; 11. Second pulley; 12. First transmission belt; 13. Purification cylinder; 14. Air inlet pipe; 15. Movable shaft; 16. Adhesive plate; 17. Third pulley; 18. Second transmission belt; 19. Air filter box; 20. Connecting pipe; 21. Filter cylinder; 22. Vertical rod; 23. Stirring plate; 24. First bevel gear; 25. Second bevel gear; 26 , the first vacuum pump; 27, air vent; 28, air outlet pipe; 29, filter; 30, air vent cover; 31, porous ceramic filter plate; 32, drying port; 33, fixing frame; 34, heating pipe; 35, roller; 36, bracket; 37, winding shaft; 38, connecting rod; 39, warehouse door; 40, thermal insulation glass; 41, through hole; 42, damper; 43, heat dissipation port; 44, cooling box; 45, the second vacuum pump; 46, air extraction pipe; 47, discharge pipe; 48, delivery pipe; 49, radiator; 50, heat outlet; 51, electrical box; 52, controller. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0019] Embodiment 1: See also Figure 1-6An energy-saving enameled wire drying furnace comprises a drying furnace body 1, a drying frame 2 is screwed inside the drying furnace body 1, and a movable frame 3 is arranged inside the drying frame 2, a top frame 4 is screwed on the top end surface of the drying furnace body 1, and an arc cover 5 is welded on the top of the top frame 4, a transmission shaft 6 is arranged inside the arc cover 5, a driving motor 7 is screwed on the outside of one end of the arc cover 5, and one end of the transmission shaft 6 passes through the arc cover 5 and is fixedly connected to the output end of the driving motor 7, the other end of the transmission shaft 6 passes through the arc cover 5 and is welded with a first pulley 8, a transmission frame 9 is welded on the inner wall of the movable frame 3, and a support rod 10 is welded on the transmission frame 9, and the end of the support rod 10 away from the transmission frame 9 passes through the drying furnace body 1 and is welded with a second pulley 11, the first pulley 8 and the second pulley A first transmission belt 12 is sleeved on the pulley 11, a purification cartridge 13 is screwed inside the top frame 4, and an air inlet pipe 14 is provided at one end of the purification cartridge 13, a movable shaft 15 is installed at the center of the interior of the purification cartridge 13 through a bearing, and a pair of adhesive plates 16 are screwed on the movable shaft 15, a third pulley 17 is welded to one end of the transmission shaft 6 and the movable shaft 15, and a second transmission belt 18 is sleeved between the two third pulleys 17, an air filter box 19 is screwed inside the top frame 4, and connecting pipes 20 are welded at both ends of the air filter box 19, a filter cartridge 21 is provided outside the air filter box 19, one connecting pipe 20 is plugged and connected to the purification cartridge 13, and the other connecting pipe 20 is plugged and connected to the filter cartridge 21, a vertical rod 22 is inserted into the interior of the filter cartridge 21, and the vertical rod 22 is inserted into the interior of the filter cartridge 21. A stirring plate 23 is welded to one end of the bottom of the rod 22, a first bevel gear 24 is welded to the transmission shaft 6, a second bevel gear 25 is welded to one end of the top of the vertical rod 22, and the first bevel gear 24 and the second bevel gear 25 are meshed with each other, a first air pump 26 is provided on the outside of the filter cartridge 21, and the air suction end of the first air pump 26 is connected to the filter cartridge 21 by plugging, the stirring plate 23 is located at the inner bottom of the filter cartridge 21, the inside of the filter cartridge 21 is filled with activated carbon, the top ends of the stirring plate 23 are both convex, a number of porous ceramic filter plates 31 are equidistantly screwed to the inside of the air filter box 19, an air vent 27 is provided on the top of the drying furnace body 1, an air outlet pipe 28 is plugged into the first air pump 26, and the bottom end of the air outlet pipe 28 extends to the air vent 27, a filter screen 29 is clamped in the air inlet pipe 14, one end of the air inlet pipe 14 away from the purification cylinder 13 passes through the top frame 4 and is covered with an air hole cover 30, a drying port 32 is opened around the inner wall of the movable frame 3, and a fixed frame 33 is screwed in the drying port 32, and a number of heating tubes 34 are screwed in the fixed frame 33 at equal intervals, and a number of rollers 35 are screwed in the outer wall of the movable frame 3 at equal intervals, and the rollers 35 are fitted with the inner wall of the drying frame 2, three brackets 36 are arranged inside the drying furnace body 1, and the three brackets 36 are located in the center of the movable frame 3, and a number of winding shafts 37 are evenly installed on both sides of the bracket 36, and a number of connecting rods 38 are evenly welded between two adjacent brackets 36, and the three brackets 36 are evenly distributed and arranged in the vertical direction.The brackets 36 at the top and bottom are both screwed and fixed to the drying frame 2; By winding the enameled wire around the winding shaft 37 of the bracket 36 in sequence, the first air exhauster 26 sucks to generate negative pressure at the air intake pipe 14, so that the outside air can be sucked into the purification cylinder 13, and the driving motor 7 drives the transmission shaft 6 to rotate. Under the action of the third pulley 17 and the second transmission belt 18, the movable shaft 15 can be driven to rotate. When the movable shaft 15 rotates, the adhesive plate 16 will rotate synchronously. The adhesive plate 16 can be used to remove the fluff and other debris in the air, and the air in the air intake pipe 14 can be preliminarily screened through the air vent cover 30 and the filter screen 29. The air in the purification cylinder 13 can be allowed to enter the air filter box 19 through the connecting pipe 20. The air can be filtered for the second time by the porous ceramic filter plate 31. The air inside the air filter box 19 can be allowed to enter the filter cylinder 21 for re-filtration by another connecting pipe 20. The air can be filtered again by the activated carbon. When the transmission shaft 6 rotates, the first bevel gear 24 and the third The transmission of the two bevel gears 25 can make the vertical rod 22 drive the stirring plate 23 to rotate, thereby stirring the activated carbon to improve the adsorption efficiency, ensure that more gas molecules can enter the micropores of the activated carbon, and more effectively remove impurities. Stirring the activated carbon can make the adsorption process more uniform, avoid the situation where local adsorption is oversaturated and other areas are insufficiently adsorbed. The purified air will be discharged into the drying frame 2 through the outlet pipe 28 of the first exhaust fan 26. The heating tube 34 can be used to heat the air in the drying frame 2 when it is discharged from the drying port 32. The enameled wire can be dried by the irradiation and hot air of the heating tube 34. The first pulley 8 and the first transmission belt 12 can be used to drive the second pulley 11 to rotate on the transmission shaft 6. The transmission frame 9 and the support rod 10 can be used to drive the movable frame 3 to rotate when the second pulley 11 rotates, thereby heating the enameled wire from different directions to improve the drying effect. The roller 35 can be used to make the movable frame 3 rotate more smoothly.

[0020] Embodiment 2: See also Figure 1-6, which is different from the embodiment 1 in that a door 39 is hinged at one end of the drying furnace body 1, and a heat-insulating glass 40 is glued to the door 39, and three pairs of through holes 41 are equidistantly provided on the heat-insulating glass 40, and the positions of the three pairs of through holes 41 correspond to the positions of the three brackets 36 one by one, dampers 42 are screwed at both ends of the outer wall of the drying frame 2, and the other end of the damper 42 is screwed and fixed to the inner wall of the drying furnace body 1, a heat dissipation port 43 is provided on the outer wall of the drying furnace body 1, and a cooling box 44 is screwed below the bottom of the heat dissipation port 43, a second air exhauster 45 is screwed on the top of the cooling box 44, and the input of the second air exhauster 45 An exhaust pipe 46 is plugged into the end of the cooling box 44, and the other end of the exhaust pipe 46 is plugged into the heat dissipation port 43. A discharge pipe 47 is welded to the outer wall of the cooling box 44. A delivery pipe 48 is plugged into the output end of the second exhaust fan 45, and the other end of the delivery pipe 48 is plugged into the discharge pipe 47. Radiators 49 are screwed to the outside of the delivery pipe 48 on both sides. Two heat outlets 50 are provided on the bottom end surface of the cooling box 44, and the two heat outlets 50 are respectively located below the bottoms of the two radiators 49. The delivery pipe 48 is a serpentine pipe. An electric box 51 is screwed to the bottom end surface of the drying furnace body 1, and a controller 52 is screwed to the top end surface of the drying furnace body 1. The three pairs of through holes 41 correspond to the three brackets 36 respectively, which is convenient for synchronous drying of multiple enameled wires to achieve energy-saving effects. One end of the enameled wire is inserted into one through hole 41 and pulled out from another through hole 41. The damper 42 can play a shock-absorbing role when the movable frame 3 rotates. The second vacuum fan 45 and the vacuum pipe 46 can be used to extract the heat in the drying furnace body 1 after drying from the heat dissipation port 43 to avoid the danger of hot air gushing out when the warehouse door 39 is opened. The hot air enters the conveying pipe 48 and is subjected to heat absorption and cooling by the radiators 49 on both sides. The cooled gas will be discharged through the exhaust pipe 47, and the radiator 49 will dissipate heat through the heat outlet 50. The electric box 51 is used to power the equipment, and the controller 52 is used to control the electrical equipment.

[0021] The adhesive plate 16, porous ceramic filter plate 31, heating tube 34, damper 42, radiator 49 and controller 52 in the present invention are all existing mature technologies, so they are not described in detail below. When in use, one end of the enameled wire is inserted into a through hole 41 and pulled out from another through hole 41, and the enameled wire is wound around the winding shaft 37 of the bracket 36 in sequence. The first air pump 26 is used to suck to generate negative pressure at the air inlet pipe 14, so that the outside air can be drawn into the purification cylinder 13. The drive motor 7 is used to drive the transmission shaft 6 to rotate. Under the action of the third pulley 17 and the second transmission belt 18, the movable shaft 15 can be driven to rotate. When the movable shaft 15 rotates, the adhesive plate 16 will rotate synchronously. The adhesive plate 16 can be used to The fluff and other debris in the air can be removed, the air from the air inlet pipe 14 can be initially screened through the air vent cover 30 and the filter screen 29, the air in the purification cylinder 13 can be allowed to enter the air filter box 19 through the connecting pipe 20, the air can be secondary filtered by the porous ceramic filter plate 31, and the internal air can be allowed to enter the filter cylinder 21 for further filtration through another connecting pipe 20 on the air filter box 19, and the air can be filtered again through the activated carbon. When the transmission shaft 6 rotates, the first bevel gear 24 and the second bevel gear 25 are used for transmission, so that the vertical rod 22 can drive the stirring plate 23 to rotate, thereby stirring the activated carbon to improve the adsorption efficiency, ensure that more gas molecules can enter the micropores of the activated carbon, and remove more effectively. Impurities, stirring the activated carbon can make the adsorption process more uniform, avoid local oversaturation of adsorption and insufficient adsorption in other areas, the purified air will be discharged into the drying frame 2 through the outlet pipe 28 of the first exhaust fan 26, the heating tube 34 can be used to heat the air in the drying frame 2 when it is discharged from the drying port 32, the enameled wire can be dried by the irradiation and hot air of the heating tube 34, the first pulley 8 and the first transmission belt 12 can be used to drive the second pulley 11 to rotate on the transmission shaft 6, the transmission frame 9 and the support rod 10 can be used to drive the movable frame 3 to rotate when the second pulley 11 rotates, and then the enameled wire is heated from different directions to improve the drying effect, and the roller 35 can be used to make the movable frame 3 more The three pairs of through holes 41 correspond to the three brackets 36 respectively, which is convenient for synchronous drying of multiple enameled wires to achieve energy-saving effect. One end of the enameled wire is inserted into one through hole 41 and pulled out from another through hole 41. The damper 42 can play a shock-absorbing role when the movable frame 3 rotates. The second vacuum fan 45 and the vacuum pipe 46 can be used to extract the heat in the drying furnace body 1 after drying from the heat dissipation port 43 to avoid the danger of hot air gushing out when the warehouse door 39 is opened. The hot air enters the conveying pipe 48 and is cooled by the radiators 49 on both sides. The cooled gas is discharged through the exhaust pipe 47, and the radiator 49 dissipates heat through the heat outlet 50. The electric box 51 is used to power the equipment, and the controller 52 is used to control the electrical equipment.

[0022] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of this template.

[0023] In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, and a specific direction structure and operation, and therefore, cannot be understood as a limitation on the present invention. In addition, "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", etc. should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. An energy-saving enameled wire drying furnace, comprising a drying furnace body (1), characterized in that: A drying frame (2) is screwed to the interior of the drying furnace body (1), and a movable frame (3) is provided inside the drying frame (2); a top frame (4) is screwed to the top end surface of the drying furnace body (1), and a curved cover (5) is welded to the top of the top frame (4); a transmission shaft (6) is provided inside the curved cover (5), a driving motor (7) is screwed to the outside of one end of the curved cover (5), and one end of the transmission shaft (6) passes through the curved cover (5) and is fixedly connected to the output end of the driving motor (7); the other end of the transmission shaft (6) passes through the curved cover (5) and is welded to A first pulley (8), a transmission frame (9) is welded to the inner wall of the movable frame (3), and a support rod (10) is welded to the transmission frame (9), one end of the support rod (10) away from the transmission frame (9) passes through the drying furnace body (1) and is welded to a second pulley (11), a first transmission belt (12) is sleeved on the first pulley (8) and the second pulley (11), a purification cylinder (13) is screwed inside the top frame (4), and an air inlet pipe (14) is provided at one end of the purification cylinder (13), and the center of the purification cylinder (13) is installed through a bearing A movable shaft (15) is provided, and a pair of adhesive plates (16) are screwed onto the movable shaft (15); a third pulley (17) is welded to one end of the transmission shaft (6) and the movable shaft (15), and a second transmission belt (18) is sleeved between the two third pulleys (17); an air filter box (19) is screwed to the inside of the top frame (4), and connecting pipes (20) are welded to both ends of the air filter box (19); a filter cartridge (21) is provided on the outside of the air filter box (19), one of the connecting pipes (20) is plugged and connected to the purification cartridge (13), and the other connecting pipe (20) is plugged and connected to the purification cartridge (13); (20) is plugged and connected with the filter cartridge (21), a vertical rod (22) is plugged into the interior of the filter cartridge (21), and a stirring plate (23) is welded to the bottom end of the vertical rod (22), a first bevel gear (24) is welded to the transmission shaft (6), a second bevel gear (25) is welded to the top end of the vertical rod (22), and the first bevel gear (24) and the second bevel gear (25) are meshed with each other, and a first air pump (26) is provided on the outside of the filter cartridge (21), and the air extraction end of the first air pump (26) is plugged and connected with the filter cartridge (21).

2. The energy-saving enameled wire drying furnace according to claim 1, characterized in that: The stirring plate (23) is located at the inner bottom of the filter cartridge (21); the interior of the filter cartridge (21) is filled with activated carbon; both ends of the top of the stirring plate (23) are convex; and a plurality of porous ceramic filter plates (31) are equidistantly screwed into the interior of the air filter box (19).

3. The energy-saving enameled wire drying furnace according to claim 1, characterized in that: The drying furnace body (1) is provided with an air vent (27) at the top, an air outlet pipe (28) is plugged into the first air exhauster (26), and one end of the bottom of the air outlet pipe (28) extends into the air vent (27), a filter screen (29) is clamped into the air inlet pipe (14), and one end of the air inlet pipe (14) away from the purification cylinder (13) passes through the top frame (4) and is covered with an air vent cover (30).

4. The energy-saving enameled wire drying furnace according to claim 1, characterized in that: Drying openings (32) are provided around the inner wall of the movable frame (3), and a fixed frame (33) is screwed into the drying opening (32), and a plurality of heating tubes (34) are screwed into the fixed frame (33) at equal intervals. A plurality of rollers (35) are screwed into the outer wall of the movable frame (3) at equal intervals, and the rollers (35) are in contact with the inner wall of the drying frame (2).

5. The energy-saving enameled wire drying furnace according to claim 1, characterized in that: Three brackets (36) are provided inside the drying furnace body (1), and the three brackets (36) are located in the center of the movable frame (3). A plurality of winding shafts (37) are evenly installed inside the two sides of the brackets (36), and a plurality of connecting rods (38) are evenly welded between two adjacent brackets (36). The three brackets (36) are evenly spaced and distributed in a vertical direction, and the brackets (36) located at the top and the bottom are screwed and fixed to the drying frame (2).

6. The energy-saving enameled wire drying furnace according to claim 5, characterized in that: A door (39) is hingedly connected to one end of the drying furnace body (1), and a heat-insulating glass (40) is glued to the door (39). Three pairs of through holes (41) are equidistantly provided on the heat-insulating glass (40), and the positions of the three pairs of through holes (41) correspond one to one to the positions of the three brackets (36). Dampers (42) are screwed to both ends of the outer wall of the drying frame (2), and the other end of the damper (42) is screwed and fixed to the inner wall of the drying furnace body (1).

7. The energy-saving enameled wire drying furnace according to claim 1, characterized in that: The outer wall of the drying furnace body (1) is provided with a heat dissipation port (43), and a cooling box (44) is screwed below the bottom of the heat dissipation port (43). The top of the cooling box (44) is screwed with a second air exhauster (45), and an air exhaust pipe (46) is plugged into the input end of the second air exhauster (45), and the other end of the air exhaust pipe (46) is plugged into the heat dissipation port (43). An exhaust pipe (47) is welded to the outer wall of the cooling box (44), and a delivery pipe (48) is plugged into the output end of the second air exhauster (45), and the other end of the delivery pipe (48) is plugged into the exhaust pipe (47). Radiators (49) are screwed on the outside of both sides of the delivery pipe (48). Two heat outlets (50) are provided on the bottom end surface of the cooling box (44), and the two heat outlets (50) are respectively located below the bottoms of the two radiators (49), and the delivery pipe (48) is a serpentine pipe.

8. The energy-saving enameled wire drying furnace according to claim 1, characterized in that: An electric box (51) is screwed to the bottom end surface of the drying furnace body (1), and a controller (52) is screwed to the top end surface of the drying furnace body (1).

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