CN214021786U

CN214021786U - Drying and curing oven

Info

Publication number: CN214021786U
Application number: CN202022588610.1U
Authority: CN
Inventors: 龙培军; 谢宪洪; 侯晏兵; 徐木兰; 邓莎
Original assignee: Sichuan Royal Blue Card Aluminum Co ltd
Current assignee: Sichuan Royal Blue Card Aluminum Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-08-24
Anticipated expiration: 2030-11-10

Abstract

The application relates to a drying and curing furnace, which comprises a heating box body, wherein a feed inlet is formed in one side of the heating box body, and a discharge outlet is formed in the other side of the heating box body. The side wall of the heating box body is provided with a heating part for heating the section bar. The heating box body is provided with a heating circulation assembly close to the feed inlet and far away from the feed inlet, one side of the heating box body close to the discharge outlet is provided with a cooling assembly, and the heating box body is provided with a filtering assembly for filtering air at the positions of the feed inlet and the discharge outlet. The section bar is conveyed into the heating box body from the feeding hole, the section bar is heated and solidified through the heating part after entering the heating box body, after the section bar moves to a position close to the discharging hole, the temperature of the section bar is reduced near the discharging hole through the temperature reduction part, then the surface of the section bar is cooled through the air blowing part, and the cooling speed of the section bar after solidification is effectively improved.

Description

Drying and curing oven

Technical Field

The application relates to the field of section bar processing, in particular to a drying and curing furnace.

Background

In the process of producing the aluminum profile, the surface of the aluminum profile needs to be sprayed to form dust with uniform thickness on the surface, and then the dust is heated and cured in a curing furnace to be converted into a durable coating.

The patent with the publication number of CN206731476U discloses an aluminum profile spraying and curing furnace, which comprises a furnace body, an upper heating furnace, a lower heating furnace, a left heating furnace and a right heating furnace which are sequentially connected, wherein a furnace inlet is formed in one side of the upper heating furnace, which is far away from the lower heating furnace, and a furnace outlet is formed in one side of the right heating furnace; the hanger rails are arranged at the top in the furnace body through supporting pieces, and hangers are uniformly arranged on the hanger rails at intervals; the four heaters are respectively arranged outside the upper heating furnace, the lower heating furnace, the left heating furnace and the right heating furnace; the heat releasing plates are provided with four heat releasing plates which are respectively connected with the four heaters, the heat releasing plates are provided with criss-cross heat releasing grooves, and fans are arranged between the heaters and the heat releasing plates.

With respect to the related art among the above, there are the following drawbacks: the temperature of the heated section is higher, the section is cooled and solidified in a natural cooling mode, the cooling speed is lower, and the subsequent processing is influenced.

SUMMERY OF THE UTILITY MODEL

In order to accelerate the cooling speed of the sectional material during solidification, the application provides a drying and curing furnace.

The application provides a stoving curing oven adopts following technical scheme:

the utility model provides a stoving curing oven, includes the heating box, feed inlet and discharge gate have been seted up to the one end of heating box, be provided with heating portion in the heating box, one side that the heating box is close to the discharge gate is provided with cooling module, cooling module includes blast air portion and cooling portion.

Through adopting above-mentioned technical scheme, transport the section bar from the feed inlet in to the heating box, get into and heat the solidification to the section bar through heating portion behind the heating box, after the section bar moves to being close to the discharge gate, cool down near the discharge gate through cooling portion, then cool off the section bar surface through air-blast portion, effectively improved the cooling rate to the section bar after the solidification.

Preferably, the air blowing part comprises a first fan and a first air supply pipe, the first air supply pipe surrounds the heating box body, a first air outlet is formed in one side, facing the feeding port, of the first air supply pipe, the first fan is arranged in the heating box body, and an air inlet end of the first fan is communicated with the outside, and an air outlet end of the first fan is communicated with the first air supply pipe.

Through adopting above-mentioned technical scheme, first blast pipe is around establishing the round along the cross-section of heating box, and when the section bar entered first blast pipe, first fan evenly bloied all around to the section bar through first blast pipe, makes section bar surface temperature evenly reduce, and the section bar is heated inequality when effectively avoiding the cooling and leads to warping.

Preferably, the cooling part comprises a cooling pipe and a refrigerator, the cooling pipe is arranged in the first air supply pipe in a penetrating mode, the refrigerant is arranged outside the heating box body, and the cooling pipe is communicated with the refrigerator.

Through adopting above-mentioned technical scheme, reduce the temperature of the wind that first blast pipe blew off, improve the cooling effect of device.

Preferably, a thermal cycle assembly is arranged in the heating box body, the thermal cycle assembly comprises a second fan, a second air supply pipe and a circulating pipeline, the second air supply pipe surrounds the heating box body, a second air outlet is formed in one side, facing the heating box body, of the second air supply pipe, the second fan is arranged on the second air supply pipe, the circulating pipeline is arranged in the heating box body, the air inlet end of the circulating pipeline is communicated with the heating box body, the air outlet end of the circulating pipeline is communicated with the air inlet end of the second fan, and the air outlet end of the second fan is communicated with the air inlet end of the second air supply pipe.

By adopting the technical scheme, when the heating box is dried and cured, the second fan is opened, hot air in the heating box is pumped out from the heating box through the circulating pipeline, and then the hot air is fed into the heating box again from the second air supply pipeline, so that thermal circulation is generated in the heating box, heat is recycled, heat loss is reduced, and the energy utilization rate is effectively improved.

Preferably, the thermal cycle subassembly is provided with two sets, two sets of the thermal cycle subassembly sets up respectively and is close to feed inlet one side and keeps away from discharge gate one side in the heating cabinet.

By adopting the technical scheme, the heating box generates the circulating heat flow from two sides to the middle part, and the energy utilization rate of the device is further improved.

Preferably, a dust removing part is arranged at the position of the air inlet in the circulating pipeline.

By adopting the technical scheme, dust brought by the sectional material is filtered, so that more dust brought by the sectional material is effectively prevented from being attached to the surface of the sectional material.

Preferably, purification device is all provided with in the both sides of heating box, purification device includes third fan and filter house, two the third fan sets up respectively in feed inlet and discharge gate department, the inlet end of third fan with heating box intercommunication, give vent to anger end and outside intercommunication, the filter house sets up and is used for filtering the gas through giving vent to anger the end of third fan.

Through adopting above-mentioned technical scheme, the section bar produces harmful gas easily when the solidification of drying, filters the gas of effusion heating box through the third fan, effectively avoids harmful gas contaminated air.

Preferably, the filter part comprises a filter element, and the filter element is detachably arranged.

Through adopting above-mentioned technical scheme, make things convenient for the staff to change, guarantee the filter effect of device.

In summary, the present application includes at least one of the following beneficial technical effects:

a first air supply pipe is arranged on one side, close to the discharge port, of the heating box body, a cooling pipe is arranged in the first air supply pipe in a penetrating mode, and cooled air is used for cooling the heated section bar through a first fan, so that the cooling effect of the device is effectively improved, and the cooling speed of the section bar during solidification is increased;

the second air supply pipes are arranged on the side, close to the feed inlet, of the heating box body, the circulating pipeline communicated with the interior of the heating box body and the second air supply pipes is arranged on the heating box body, and hot air in the heating box body is blown into the heating box body again from the second air supply pipes through the second fan to form a thermal circulation flow, so that the heat utilization rate of the device is effectively improved;

the both ends of heating box all are provided with clean group's subassembly, including third fan and filter house, filter the gas of effusion heating box through the third fan, effectively avoid harmful gas contaminated air.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic cross-sectional view of a heating box according to an embodiment of the present application.

Fig. 3 is a schematic view of a second air supply duct structure according to an embodiment of the present application.

Fig. 4 is a schematic structural view of a circulation pipe according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a cooling assembly according to an embodiment of the present application.

Fig. 6 is a schematic structural diagram of a purification apparatus according to an embodiment of the present application.

Description of reference numerals: 1. heating the box body; 11. a feed inlet; 12. a discharge port; 2. a heating section; 3. a thermal cycle assembly; 31. a second blast pipe; 311. a second air outlet; 32. a second fan; 33. a circulation pipe; 331. a hot air port; 332. a dust removal part; 4. a cooling assembly; 41. a blowing section; 411. a first fan; 412. a first blast pipe; 4121. a first air outlet; 42. a temperature reduction part; 421. a cooling tube; 422. a refrigerator; 5. a purification device; 51. a third fan; 52. and (3) a filter element.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a drying and curing furnace. Referring to fig. 1 and 2, the drying and curing oven includes a heating box 1, a feeding port 11 is provided at one side of the heating box 1, and a discharging port 12 is provided at the other side. A heating part 2 for heating the section material is provided on the side wall of the heating box 1. The heating box body 1 is provided with a thermal cycle assembly 3 in the position close to the feed inlet 11 and in the position far away from the feed inlet 11, a cooling assembly 4 is arranged on one side of the heating box body 1 close to the discharge outlet 12, and a filtering assembly for filtering air is arranged at the positions of the feed inlet 11 and the discharge outlet 12 of the heating box body 1.

In this embodiment, the heating portions 2 are electrical heating tubes, the electrical heating tubes are uniformly distributed on the inner walls of the two sides of the heating box body 1, and when the section bar enters the heating box body 1, the uniformly distributed electrical heating tubes heat the section bar, so that the section bar is uniformly heated.

Referring to fig. 2 and 3, the thermal circulation assembly 3 includes a second blast pipe 31, a second blower 32, and a circulation duct 33, and the thermal circulation assembly 3 is provided in two sets in the heating cabinet 1. The two ends of the second air supply pipe 31 are bent upwards to form a ring shape and are installed on a plane vertical to the heating pipeline through bolts, and a notch for a track of the transport section bar to pass through is reserved at the top of the second air supply pipe 31. A certain distance is left between the second blast pipe 31 close to the feed inlet 11 and between the second blast pipe 31 close to the discharge outlet 12 and the discharge outlet 12. The air inlet end of the second air supply pipe 31 is located at the bottom, and a second air outlet 311 is formed in one side of the second air supply pipe 31 close to the inside of the heating box body 1 along the length direction of the second air supply pipe 31. The second fan 32 is disposed at the bottom of the second air supply pipe 31, and an air outlet end of the second fan 32 is communicated with an air inlet end of the second air supply pipe 31.

Referring to fig. 2 and 4, the circulation pipeline 33 is embedded in the inner wall of the heating box 1, the air inlet end of the circulation pipeline 33 is located at the top of the heating box 1, and the air outlet end of the circulation pipeline 33 is communicated with the air inlet ends of the second fans 32 at two sides. The top of the circulating pipe 33 located on the heating box 1 is a horizontal segment, and the bottom of the circulating pipe 33 is provided with a plurality of hot air ports 331.

When heating, the section enters the heating box body 1 from the feeding hole 11, hot air in the heating box body 1 moves upwards, the second fans 32 on two sides draw out hot air through the circulating pipeline 33 and convey the hot air into the second air supply pipe 31, and the second air outlet 311 of the second air supply pipe 31 of the hot air is conveyed into the heating box body 1, so that hot circulating air flow blown to the middle from two sides is formed in the heating box body 1, and the energy utilization rate of the device is effectively improved; because the second air outlet 311 is the shape of encircleing, and the intermediate position is the no wind region, when uncured section bar passed second blast pipe 31 and got into heating box 1, the coating on surface can not blown the deformation by wind when the middle part, and the wind that second blast pipe 31 blew out is flat slowly smooth and easy, has effectively improved the solidification effect of heating box 1.

Referring to fig. 2 and 4, a dust removing portion 332 is arranged in the circulation pipeline 33, the dust removing portion 332 is a dust removing bag in this embodiment, the dust removing bag is a high-temperature-resistant glass fiber dust removing bag, the dust removing bag is installed on a heat seal of the circulation pipeline 33, when the heating box body works, dust is easily brought into the heating box body 1 when sectional materials enter the heating box body, the dust is filtered by the dust removing portion 332, and the dust is effectively prevented from being adhered to the surface of the sectional materials in the curing process, so that the curing quality of the sectional materials is improved.

Referring to fig. 2 and 5, a cooling assembly 4 including a blowing part 41 and a cooling part 42 is disposed between the second blowing pipe 31 adjacent to the discharge hole 12 and the discharge hole 12. The air blowing part 41 comprises a first fan 411 and a first air supply pipe 412, two ends of the first air supply pipe 412 are bent upwards to form a ring shape and are installed on a plane perpendicular to the heating pipeline through bolts, and a gap for a track of the transport section bar to pass through is reserved at the top of the first air supply pipe 412. The air inlet end of the first air supply pipe 412 is located at the bottom, a first air outlet 4121 is formed in one side, facing the feed inlet 11, of the first air supply pipe 412 along the length direction of the first air supply pipe 412, the air outlet end of the first fan 411 is communicated with the air inlet end of the first air supply pipe 412, and the air inlet end of the first fan 411 is communicated with the outside. The coating on section bar surface is the softening form after the heating is accomplished, blows in the air from the annular first air outlet 4121 of first blast pipe 412 through first fan 411, forms gentle air current, carries out and cooling to the section bar, has effectively accelerated the cooling solidification speed of section bar, and has effectively avoided the uneven deformation that leads to of wind-force that the section bar surface received.

Referring to fig. 2 and 5, the cooling part 42 includes a cooling pipe 421 and a refrigerator 422, the cooling pipe 421 is inserted into the first blowing pipe 412, the refrigerator 422 is installed on the outer wall of the heating cabinet 1, and the cooling pipe 421 is communicated with the refrigerator 422. The temperature of the air blown out by the first air supply pipe 412 is reduced through the cooling pipe 421 in the cooling process, the cooling effect of the device is effectively improved, and the cooling speed of the section bar during solidification is accelerated.

Referring to fig. 2 and 6, both ends of the heating cabinet 1 are provided with purifying devices 5 for filtering gas escaping from the heating cabinet 1. The purification device 5 includes a third fan 51 and a filter portion, which is a filter element 52 in this embodiment. The two third fans 51 are respectively embedded at the feed inlet 11 and the discharge outlet 12 of the heating box body 1, the air inlet end of the third fan 51 is communicated with the heating box body 1, and the air outlet end is communicated with the outside. The filter element 52 is detachably mounted on the air outlet end of the third blower 51, and is used for filtering air escaping from the feeding end and the discharging end, so that harmful gas is effectively prevented from entering the air to cause pollution.

The implementation principle of a drying and curing oven in the embodiment of the application is as follows: the section bar gets into in the heating box 1 from feed inlet 11, heats the section bar through heating portion 2, and second fan 32 is taken out in heating box 1 to steam from heating box 1 through circulating line 33, blows in to heating box 1 through second blast pipe 31, makes the hot-air heat cycle in the heating box 1, has effectively improved the energy utilization of device. After heating, the section bar is conveyed out from the discharge port 12 of the heating box body 1, and the cold air in the first air supply pipe 412 is blown out to the section bar through the first fan 411 to cool the section bar, so that the cooling speed of the solidified surface of the section bar is effectively improved. Meanwhile, the waste gas overflowing from the heating box body 1 is recovered through the third fan 51, and the pollution to the air is effectively reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a stoving curing oven which characterized in that: including heating box (1), feed inlet (11) and discharge gate (12) have been seted up to the one end of heating box (1), be provided with heating portion (2) in the heating box (1), one side that heating box (1) is close to discharge gate (12) is provided with cooling module (4), cooling module (4) are including blast portion (41) and cooling portion (42).

2. The oven of claim 1, wherein: the air blowing part (41) comprises a first fan (411) and a first air supply pipe (412), the first air supply pipe (412) is arranged in the heating box body (1), one side, facing the feed inlet (11), of the first air supply pipe (412) is provided with a first air outlet (4121), the first fan (411) is arranged in the heating box body (1), and the air inlet end and the outside of the first fan (411) are communicated, and the air outlet end and the first air supply pipe (412) are communicated.

3. The oven of claim 1, wherein: the cooling part (42) comprises a cooling pipe (421) and a refrigerator (422), the cooling pipe (421) is arranged in the first air supply pipe (412) in a penetrating mode, the refrigerator (422) is arranged outside the heating box body (1), and the cooling pipe (421) is communicated with the refrigerator (422).

4. The oven of claim 1, wherein: the heating box is characterized in that a thermal circulation component (3) is arranged in the heating box body (1), the thermal circulation component (3) comprises a second fan (32), a second air supply pipe (31) and a circulation pipeline (33), the second air supply pipe (31) surrounds the heating box body (1), a second air outlet (311) is formed in one side, facing the heating box body (1), of the second air supply pipe (31), the second fan (32) is arranged on the second air supply pipe (31), the circulation pipeline (33) is arranged in the heating box body (1), the air inlet end of the circulation pipeline (33) is communicated with the heating box body (1), the air outlet end of the circulation pipeline is communicated with the air inlet end of the second fan (32), and the air outlet end of the second fan (32) is communicated with the air inlet end of the second air supply pipe (31).

5. The oven of claim 4, wherein: the thermal cycle components (3) are arranged in two groups, and the thermal cycle components (3) are respectively arranged on one side close to the feed inlet (11) and one side far away from the discharge outlet (12) in the heating box body (1).

6. The oven of claim 5, wherein: and a dust removing part (332) is arranged at the position of the air inlet in the circulating pipeline (33).

7. The oven of claim 1, wherein: the both sides of heating box (1) all are provided with purifier (5), purifier (5) include third fan (51) and filter house, two third fan (51) set up respectively in feed inlet (11) and discharge gate (12) department, the inlet end and the heating box (1) intercommunication of third fan (51), give vent to anger end and outside intercommunication, the filter house sets up and is used for the gas filtration to the process in the end of giving vent to anger of third fan (51).

8. The oven of claim 7, wherein: the filter part comprises a filter element (52), and the filter element (52) is detachably arranged.