CN104492671B - The direct-fired drying unit of wallpaper and furnace drying method thereof - Google Patents
The direct-fired drying unit of wallpaper and furnace drying method thereof Download PDFInfo
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- CN104492671B CN104492671B CN201410652389.8A CN201410652389A CN104492671B CN 104492671 B CN104492671 B CN 104492671B CN 201410652389 A CN201410652389 A CN 201410652389A CN 104492671 B CN104492671 B CN 104492671B
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- 238000001035 drying Methods 0.000 title claims abstract description 94
- 239000007789 gas Substances 0.000 claims description 26
- 238000002485 combustion reaction Methods 0.000 claims description 24
- 238000007664 blowing Methods 0.000 claims description 17
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000003345 natural gas Substances 0.000 claims description 6
- 210000001520 comb Anatomy 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 238000007598 dipping method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 17
- 230000007812 deficiency Effects 0.000 abstract description 2
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000004781 supercooling Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000643 oven drying Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Abstract
The invention discloses a kind of direct-fired drying unit of wallpaper and furnace drying method thereof, it is intended to solve that existing wallpaper drying unit heat utilization rate is low, oven temperature is uneven, wallpaper is dried thorough, and drying effect is poor, the deficiency that wallpaper easily gets damp again after drying output.This invention includes casing, the moisture hood being arranged on casing, the left side hot blast output mechanism for drying wallpaper it is provided with in casing, right side hot blast output mechanism, the heater of hot blast is provided to left side hot blast output mechanism and right side hot blast output mechanism, it is provided with several left support supporting-point rollers near hot blast output mechanism position, left side in casing, it is provided with several right support supporting-point rollers near hot blast output mechanism position, right side, on casing, left support supporting-point roller is arranged over supporting-point roller, the gap between gap and right support supporting-point roller and right side hot blast output mechanism between left support supporting-point roller and left side hot blast output mechanism is wallpaper conveying gap.
Description
Technical field
The present invention relates to a kind of drying unit, more specifically, it relates to the direct-fired drying unit of the wallpaper of a kind of good drying effect and furnace drying method thereof.
Background technology
At present, a lot of wallpaper outer surfaces all can coated, to increase quality and the aesthetics of wallpaper, need to be dried after wallpaper coated, existing frequently-used drying means is to be inputted from the import of baking oven by wallpaper to be dried, export from the outlet of baking oven after oven drying, in baking oven, hot-air is introduced by outside airduct, hot blast is during wind way train, heat energy outwards runs off easily by tube wall and causes waste, reduce the utilization rate of heat energy, and oven temperature is uneven, wallpaper is dried the most thorough, drying effect is poor, wallpaper easily gets damp again after drying output.
Chinese patent notification number CN203620911U, disclose a kind of coating machine oven structure, formed by least three sections of separate type baking oven level connection joints, every section of separate type baking oven is provided with transfer roller, each transfer roller in first paragraph separate type baking oven is along same level spread configuration, each transfer roller in second separate type baking oven is along same level spread configuration, and its level height is higher than each transfer roller in first paragraph separate type baking oven, each transfer roller in 3rd section of separate type baking oven is different from the height distance of this baking oven bottom surface, so that barrier film to be applied passes through each transfer roller in the 3rd section of separate type baking oven with cornerite canoe.The baking oven of this structure can solve the problem that the two-sided level being simultaneously coated with dries problem, but the heat utilization rate of baking oven is low, and oven temperature is uneven, and wallpaper is dried not thorough, and drying effect is poor, and wallpaper easily gets damp again after drying output.
Summary of the invention
Instant invention overcomes that existing coating wallpaper drying unit heat utilization rate is low, oven temperature is uneven, wallpaper is dried the most thorough, drying effect is poor, the deficiency that wallpaper easily gets damp again after drying output, providing a kind of direct-fired drying unit of wallpaper and furnace drying method thereof, its first purpose is to provide a kind of heat utilization rate height, the wallpaper drying unit of good drying effect；It is uniform that second purpose is to provide a kind of oven temperature, and wallpaper is dried thoroughly, the wallpaper drying unit of good drying effect；3rd purpose is to provide the wallpaper drying unit being difficult to moisture regain after a kind of wallpaper dries output.
nullIn order to solve above-mentioned technical problem，The present invention is by the following technical solutions: a kind of direct-fired drying unit of wallpaper，Including casing、The moisture hood being arranged on casing，The left side hot blast output mechanism for drying wallpaper it is provided with in casing、Right side hot blast output mechanism、The heater of hot blast is provided to left side hot blast output mechanism and right side hot blast output mechanism，It is provided with several left support supporting-point rollers near hot blast output mechanism position, left side in casing，It is provided with several right support supporting-point rollers near hot blast output mechanism position, right side，Tank floor is respectively arranged with wallpaper access aperture and wallpaper delivery outlet between the wall of the left and right sides，It is respectively equipped with input supporting-point roller and output supporting-point roller near wallpaper access aperture and wallpaper delivery outlet on casing，On casing, left support supporting-point roller is arranged over supporting-point roller，The gap between gap and right support supporting-point roller and right side hot blast output mechanism between left support supporting-point roller and left side hot blast output mechanism is wallpaper conveying gap.
When the wallpaper printed is dried, first wallpaper is installed in casing, send into from the wallpaper access aperture of casing, wallpaper between left support supporting-point roller and left side hot blast output mechanism carries gap and is supported on left support supporting-point roller, further around crossing upper supporting-point roller, the wallpaper being then passed through between right support supporting-point roller and right side hot blast output mechanism carries gap and is supported on right support supporting-point roller, finally exports from wallpaper delivery outlet, and wallpaper constantly carries under the drive of drive mechanism.Then starting the heater in baking oven, hot blast is transported to left side hot blast output mechanism and right side hot blast output mechanism by heater；Wallpaper is thermally dried towards wallpaper blowout by hot blast from left side hot blast output mechanism and right side hot blast output mechanism.Heater is arranged in casing, hot blast is directly carried in casing rather than is transported in casing by outside pipeline, it is to avoid the loss and waste of external pipe heat energy, and heat utilization rate is high.Hot blast directly blows to wallpaper be dried wallpaper from left side hot blast output mechanism and right side hot blast output mechanism, and wallpaper gas while by heated drying constantly flows and takes away moisture, and drying effect is good.
As preferably, left side hot blast output mechanism and right side hot blast output mechanism are wind comb, the side that two wind combs are relative is air-supply face, the two air-supply the most outward-dipping settings in face, some blowing mouths it are equipped with on two air-supply faces, blowing mouth on air-supply face, left side is inclined upwardly setting from left to right, and the blowing mouth on air-supply face, right side is turned left from the right side downward-sloping setting.This structure of wind comb makes blowing mouth towards wallpaper, close to the distance of wallpaper, good drying effect.Hot blast blows out towards the conveying direction of wallpaper, reduces the active force to wallpaper, effectively prevents from damaging wallpaper.
Another kind of scheme, left side hot blast output mechanism and right side hot blast output mechanism all include that several rotate exhaust tube, rotate and be laid with some dispatch air holes on exhaust tube outer wall, rotate exhaust tube one end connection wind pushing box, rotating exhaust tube one end to be rotatably connected on wind pushing box, the other end is rotatably connected on casing.Hot blast is discharged in casing to the wind pushing hole rotated on exhaust tube, and interval puff is to wallpaper, the hot blast made between wallpaper spray-coating surface and cabinet wall in casing in cavity is stirred continuously, make oven temperature uniform, wallpaper is dried thoroughly, accelerating the flowing velocity of gas simultaneously, accelerate the rate of drying of wallpaper, wallpaper drying effect is good.
As preferably, demarcation strip it is provided with in the middle of casing, casing is separated into the primary moisture regain drying room and right side in left side and dries room by demarcation strip, left side hot blast output mechanism and left support supporting-point roller are arranged on primary baking indoor, right side hot blast output mechanism and right support supporting-point roller are arranged on moisture regain and dry indoor, and the upper end of casing is provided with moisture regain cover, and moisture regain cover two ends are all and atmosphere, upper supporting-point roller is provided with two and is arranged in moisture regain cover, and casing upper surface is provided with two through holes passed through for wallpaper.
Wallpaper dries in primary and is transported in moisture regain cover after indoor carry out primary drying, and the cover that gets damp again is in communication with the outside, by cold air in external environment condition, the wallpaper in moisture regain cover is carried out cooling moisture regain, afterwards wallpaper be transported to moisture regain dry indoor carry out moisture regain dry, the wallpaper transferred out from the wallpaper delivery outlet of moisture regain baking room is just not susceptible to the phenomenon that gets damp again, it is ensured that the quality of wallpaper.
As preferably, heater is provided with two, it is separately positioned on primary room of drying and dries indoor with moisture regain, the primary heater drying indoor provides hot blast to left side hot blast output mechanism, indoor heater is dried in moisture regain provides hot blast to right side hot blast output mechanism, and right side hot blast output mechanism discharges the hot blast temperature that hot hot blast temperature is discharged less than left side hot blast output mechanism.Primary dry room and moisture regain to dry the moist degree of indoor wallpaper different, therefore on the left of hot blast output mechanism different with the hot blast temperature that right side hot blast output mechanism is discharged, to reach different heat drying effect.Respectively left side hot blast output mechanism is transferred out, with right side hot blast output mechanism, the hot blast that temperature is different by arranging two heaters, to reach optimal drying effect.
As preferably, left support supporting-point roller is provided with some hydrofuge aspiration air holes near left side hot blast output mechanism sidewall, right support supporting-point roller is provided with some hydrofuge aspiration air holes near right side hot blast output mechanism sidewall, left support supporting-point roller connects the air inlet of air exhauster with right support supporting-point roller, and the air outlet of air exhauster is towards moisture hood.The moisture that moisture wind inlet on left support supporting-point roller and right support supporting-point roller can produce after having dried wallpaper rapidly is extracted out, accelerates gas flowing, increases ventilation effect, enable wallpaper flash baking.
As preferably, heater includes combustion chamber, and the rear end of combustion chamber connects combustor, and the front end of combustion chamber connects air blast, and the upper end of combustion chamber connects blast pipe；Being provided with temperature-detecting device in casing, temperature-detecting device electrical connection controller input, air blast and combustor are electrically connected controller output end.Combustor ejection natural gas is in burning Indoor Combustion, the air of blast pipe is extracted in combustion chamber by air blast, thering is provided sufficient oxygen to the burning of natural gas in combustion chamber, the air heated in combustion chamber is transported in left side hot blast output mechanism or right side hot blast output mechanism from blower outlet.Under the effect of air blast, the cold wind outside casing enters in the casing chamber at blast pipe place from wallpaper access aperture and wallpaper delivery outlet, and after cold air is preheated by the high-temperature gas in this chamber, gas is drawn into combustion chamber.Taking full advantage of the waste heat of hot and humid gas, heat utilization rate is high, prevents the waste of heat energy.
A kind of furnace drying method of the direct-fired drying unit of wallpaper, it is characterized in that, the first step: wallpaper is installed in casing, send into from the wallpaper access aperture of casing, wallpaper between left support supporting-point roller and left side hot blast output mechanism carries gap and is supported on left support supporting-point roller, further around crossing upper supporting-point roller, the wallpaper being then passed through between right support supporting-point roller and right side hot blast output mechanism carries gap and is supported on right support supporting-point roller, finally exporting from wallpaper delivery outlet, wallpaper constantly carries under the drive of drive mechanism；Second step: start the heater in baking oven, the gas of air blast suction is heated by combustor output natural gas in burning Indoor Combustion, and the gas after heating is transported to left side hot blast output mechanism and right side hot blast output mechanism by air blast；3rd step: wallpaper is thermally dried towards wallpaper blowout by hot blast from left side hot blast output mechanism and right side hot blast output mechanism, moisture hood constantly absorbs the hot and humid gas discharged in casing simultaneously, and wallpaper back side hot and humid gas is absorbed and discharges by the moisture wind inlet on left support supporting-point roller and right support supporting-point roller.
As preferably, the exhaust tube that rotates of left side hot blast output mechanism rotates clockwise and makes the hot blast temperature of output uniform, the rotation exhaust tube of right side hot blast output mechanism rotates counterclockwise and makes the hot blast temperature of output uniformly, and the conveying direction of wallpaper is arranged in the same direction with rotating the exhaust tube tangential direction near wallpaper position.
As preferably, the primary baking after room carries out primary drying that first wallpaper is transported to casing from wallpaper access aperture is transported to casing upper end position, outwards it is transported in moisture regain cover from casing afterwards, by cold air in external environment condition, the wallpaper in moisture regain cover is carried out cooling moisture regain, the moisture regain baking indoor being transported to casing again carry out moisture regain drying, finally export from wallpaper delivery outlet.
Compared with prior art, the invention has the beneficial effects as follows: (1) wallpaper drying unit heat utilization rate is high, good drying effect；(2) oven temperature of wallpaper drying unit is uniform, and wallpaper is dried thoroughly, good drying effect；(3) wallpaper drying unit takes up room little, has saved use space；(4) wallpaper is difficult to moisture regain phenomenon occur after drying output, it is ensured that wallpaper quality.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiments of the invention 1；
Fig. 2 is the sectional view of embodiments of the invention 1；
Fig. 3 is the sectional view of embodiments of the invention 2；
Fig. 4 is the sectional view of embodiments of the invention 3；
In figure: 1, casing, 2, moisture hood, 3, left side hot blast output mechanism, 4, right side hot blast output mechanism, 5, heater, 6, left support supporting-point roller, 7, right support supporting-point roller, 8, wallpaper access aperture, 9, wallpaper delivery outlet, 10, input supporting-point roller, 11, output supporting-point roller, 12, upper supporting-point roller, 13, wind comb, 14, air-supply face, 15, blowing mouth, 16, rotate exhaust tube, 17, wind pushing hole, 18, wind pushing box, 19, demarcation strip, 20, primary baking room, 21, room is dried in moisture regain, 22, moisture regain cover, 23, moisture wind inlet, 24, combustion chamber, 25, combustor, 26, air blast, 27, blast pipe, 28, temperature-detecting device, 29, controller.
Detailed description of the invention
Below by specific embodiment, and combine accompanying drawing, technical scheme be further described specifically:
Embodiment 1: a kind of direct-fired drying unit of wallpaper (seeing accompanying drawing 1, accompanying drawing 2), including casing 1, the moisture hood 2 that is arranged on casing, the hot and humid gas after being dried wallpaper in casing is carried out absorbing discharge by moisture hood.The left side hot blast output mechanism 3 for drying wallpaper it is provided with in casing, right side hot blast output mechanism 4, the heater 5 of hot blast is provided to left side hot blast output mechanism and right side hot blast output mechanism, it is provided with three left support supporting-point rollers 6 near hot blast output mechanism position, left side in casing, it is provided with three right support supporting-point rollers 7 near hot blast output mechanism position, right side, tank floor is respectively arranged with wallpaper access aperture 8 and wallpaper delivery outlet 9 between the wall of the left and right sides, it is respectively equipped with input supporting-point roller 10 and output supporting-point roller 11 near wallpaper access aperture and wallpaper delivery outlet on casing, on casing, left support supporting-point roller is arranged over supporting-point roller 12, the gap between gap and right support supporting-point roller and right side hot blast output mechanism between left support supporting-point roller and left side hot blast output mechanism is wallpaper conveying gap.Left side hot blast output mechanism and right side hot blast output mechanism are wind comb 13, the rectangular triangular structure in wind comb cross section, the side that two wind combs are relative is air-supply face 14, the two air-supply the most outward-dipping settings in face, some blowing mouths 15 it are equipped with on two air-supply faces, the rectangular strip structure of blowing mouth and horizontally set, the blowing mouth on air-supply face, left side is inclined upwardly setting from left to right, and the blowing mouth on air-supply face, right side is turned left from the right side downward-sloping setting.Left support supporting-point roller is provided with three hydrofuge aspiration air holes 23 near left side hot blast output mechanism sidewall, right support supporting-point roller is provided with three hydrofuge aspiration air holes near right side hot blast output mechanism sidewall, left support supporting-point roller connects the air inlet of air exhauster with right support supporting-point roller, and the air outlet of air exhauster is towards moisture hood.Left support supporting-point roller and right support supporting-point roller two ends are fixedly connected with on casing.Heater includes combustion chamber 24, and the rear end of combustion chamber connects combustor 25, and the front end of combustion chamber connects air blast 26, and the upper end of combustion chamber connects blast pipe 27.Blower outlet connects two wind combs.Being provided with temperature-detecting device 28 in casing, temperature-detecting device electrical connection controller 29 input, air blast and combustor are electrically connected controller output end.The temperature of hot gas temperature information is delivered to controller in temperature-detecting device detection case body, when the temperature detected is too high, controller controls combustor and reduces jet amount, and controller controls air blast and accelerates blast velocity simultaneously, accelerates the speed of evacuation to cold air.In like manner, when the temperature detected is too low, controller controls combustor and increases jet amount, and controller controls air blast and slows down blast velocity simultaneously, reduces the speed of evacuation to cold air.By controller control, it is ensured that casing temperature in certain scope, make baking oven to coating drying effect arrive optimum state.Wallpaper sequentially passes through input supporting-point roller, wallpaper access aperture, left support supporting-point roller, upper supporting-point roller, right support supporting-point roller, wallpaper delivery outlet, output supporting-point roller, and the whole transport path of wallpaper is inverted V-shaped.
A kind of furnace drying method of the direct-fired drying unit of wallpaper, the first step: wallpaper is installed in casing, send into from the wallpaper access aperture of casing, wallpaper between left support supporting-point roller and left side hot blast output mechanism carries gap and is supported on left support supporting-point roller, further around crossing upper supporting-point roller, the wallpaper being then passed through between right support supporting-point roller and right side hot blast output mechanism carries gap and is supported on right support supporting-point roller, finally exports from wallpaper delivery outlet, and wallpaper constantly carries under the drive of drive mechanism；Second step: start the heater in baking oven, the gas of air blast suction is heated by combustor output natural gas in burning Indoor Combustion, and the gas after heating is transported to left side hot blast output mechanism and right side hot blast output mechanism by air blast；3rd step: wallpaper is thermally dried towards wallpaper blowout by hot blast from the blowing mouth of left side hot blast output mechanism and right side hot blast output mechanism, moisture hood constantly absorbs the hot and humid gas discharged in casing simultaneously, and wallpaper back side hot and humid gas is absorbed and discharges by the moisture wind inlet on left support supporting-point roller and right support supporting-point roller.The air blast of heater is constantly bled in cavity between left support supporting-point roller and right support supporting-point roller in casing, cold air enters into this cavity from wallpaper access aperture and wallpaper delivery outlet, cold air is preheated, by air blast suction combustion chamber after preheating by the damp-heat air after wallpaper being carried out heating, drying in cavity.When air after preheating is heated by combustor, required gas fuel is substantially reduced, more energy-conservation.The hot blast temperature that the blowing mouth of wind comb is sent is 150 DEG C-250 DEG C.The hot blast temperature that wind comb is discharged, in the range of suitably, prevents supercooling from drying not thorough or crossing fire damage wallpaper.
Embodiment 2: a kind of direct-fired drying unit of wallpaper (seeing accompanying drawing 3), its structure is similar to Example 1, main difference is in the present embodiment to be provided with in the middle of casing demarcation strip 19, casing is separated into the primary moisture regain drying room 20 and right side in left side and dries room 21 by demarcation strip, left side hot blast output mechanism and left support supporting-point roller are arranged on primary baking indoor, right side hot blast output mechanism and right support supporting-point roller are arranged on moisture regain and dry indoor, and the upper end of casing is provided with moisture regain cover 22, and moisture regain cover two ends are all and atmosphere.Moisture regain cover cross section semicircular in shape structure.Upper supporting-point roller is provided with two and is arranged in moisture regain cover, and on two, wheel roll axis is in same level, and casing upper surface is provided with two through holes passed through for wallpaper.One end of moisture regain cover connects air exhauster and carries out exhausting in moisture regain cover, accelerates the cooling moisture regain speed of wallpaper.Heater is provided with two, it is separately positioned on primary room of drying and dries indoor with moisture regain, the primary heater drying indoor provides hot blast to left side hot blast output mechanism, indoor heater is dried in moisture regain provides hot blast to right side hot blast output mechanism, and right side hot blast output mechanism discharges the hot blast temperature that hot hot blast temperature is discharged less than left side hot blast output mechanism.The blower outlet of two heaters is respectively communicated with primary room of drying and dries two indoor wind combs with moisture regain.The primary moisture regain drying room and right side in left side is dried indoor and is provided with temperature-detecting device 28, and temperature-detecting device electrical connection controller 29 input, air blast and the combustor of two heaters are electrically connected controller output end.Other structure is same as in Example 1.Wallpaper sequentially passes through input supporting-point roller, wallpaper access aperture, left support supporting-point roller, casing upper end through hole, two upper supporting-point rollers, another through hole of casing upper end, right support supporting-point roller, wallpaper delivery outlet, output supporting-point rollers, and the whole transport path of wallpaper is isosceles trapezoid.
A kind of furnace drying method of the direct-fired drying unit of wallpaper, the first step: wallpaper is installed in casing, send into from the wallpaper access aperture of casing, wallpaper between left support supporting-point roller and left side hot blast output mechanism carries gap and is supported on left support supporting-point roller, further around crossing upper supporting-point roller, the wallpaper being then passed through between right support supporting-point roller and right side hot blast output mechanism carries gap and is supported on right support supporting-point roller, finally exports from wallpaper delivery outlet, and wallpaper constantly carries under the drive of drive mechanism；Second step: start the heater in baking oven, the gas of air blast suction is heated by combustor output natural gas in burning Indoor Combustion, and the gas after heating is transported to left side hot blast output mechanism and right side hot blast output mechanism by air blast；3rd step: wallpaper is thermally dried towards wallpaper blowout by hot blast from the blowing mouth of left side hot blast output mechanism and right side hot blast output mechanism, moisture hood constantly absorbs the hot and humid gas discharged in casing simultaneously, and wallpaper back side hot and humid gas is absorbed and discharges by the moisture wind inlet on left support supporting-point roller and right support supporting-point roller.The air blast of heater is constantly bled in cavity between left support supporting-point roller and right support supporting-point roller in casing, cold air enters into this cavity from wallpaper access aperture and wallpaper delivery outlet, cold air is preheated, by air blast suction combustion chamber after preheating by the damp-heat air after wallpaper being carried out heating, drying in cavity.When air after preheating is heated by combustor, required gas fuel is substantially reduced, more energy-conservation.The hot blast temperature that the primary blowing mouth drying indoor wind comb is sent is 220 DEG C, and the hot blast temperature that the blowing mouth of the indoor wind comb of moisture regain baking is sent is 100 DEG C.The hot blast temperature that wind comb is discharged, in the range of suitably, prevents supercooling from drying not thorough or crossing fire damage wallpaper.The primary baking after room carries out primary drying that first wallpaper is transported to casing from wallpaper access aperture is transported to casing upper end position, outwards it is transported in moisture regain cover from casing afterwards, by cold air in external environment condition, the wallpaper in moisture regain cover is carried out cooling moisture regain, the moisture regain baking indoor being transported to casing again carry out moisture regain drying, finally export from wallpaper delivery outlet.
Embodiment 3: a kind of direct-fired drying unit of wallpaper (seeing accompanying drawing 4), its structure is similar to Example 2, main difference is in the present embodiment that left side hot blast output mechanism and right side hot blast output mechanism all include that four rotate exhaust tube 16, rotate and be laid with some dispatch air holes 17 on exhaust tube outer wall, rotate exhaust tube one end connection wind pushing box 18, rotating exhaust tube one end to be rotatably connected on wind pushing box, the other end is rotatably connected on casing.Four rotation exhaust tubes and four rotation exhaust tubes of moisture regain baking indoor that primary baking is indoor taper into the most from top to bottom.The blower outlet of two heaters is respectively communicated with primary room of drying and dries two indoor wind pushing box with moisture regain.Other structure is same as in Example 2.
A kind of furnace drying method of the direct-fired drying unit of wallpaper, its method of operating is similar to Example 1, main difference is that the exhaust tube that rotates of left side hot blast output mechanism rotates clockwise and makes the hot blast temperature of output uniform, the rotation exhaust tube of right side hot blast output mechanism rotates counterclockwise and makes the hot blast temperature of output uniformly, and the conveying direction of wallpaper is arranged in the same direction with rotating the exhaust tube tangential direction near wallpaper position.
Embodiment described above is three kinds of the present invention preferably schemes, and the present invention not makees any pro forma restriction, also has other variant and remodeling on the premise of without departing from the technical scheme described in claim.
Claims (9)
- null1. the direct-fired drying unit of wallpaper，Including casing、The moisture hood being arranged on casing，It is characterized in that，The left side hot blast output mechanism for drying wallpaper it is provided with in casing、Right side hot blast output mechanism、The heater of hot blast is provided to left side hot blast output mechanism and right side hot blast output mechanism，It is provided with several left support supporting-point rollers near hot blast output mechanism position, left side in casing，It is provided with several right support supporting-point rollers near hot blast output mechanism position, right side，Tank floor is respectively arranged with wallpaper access aperture and wallpaper delivery outlet between the wall of the left and right sides，It is respectively equipped with input supporting-point roller and output supporting-point roller near wallpaper access aperture and wallpaper delivery outlet on casing，On casing, left support supporting-point roller is arranged over supporting-point roller，The gap between gap and right support supporting-point roller and right side hot blast output mechanism between left support supporting-point roller and left side hot blast output mechanism is wallpaper conveying gap；Demarcation strip it is provided with in the middle of casing, casing is separated into the primary moisture regain drying room and right side in left side and dries room by demarcation strip, left side hot blast output mechanism and left support supporting-point roller are arranged on primary baking indoor, right side hot blast output mechanism and right support supporting-point roller are arranged on moisture regain and dry indoor, the upper end of casing is provided with moisture regain cover, all and atmosphere, upper supporting-point roller is provided with two and is arranged in moisture regain cover, and casing upper surface is provided with two through holes passed through for wallpaper at moisture regain cover two ends.
- The direct-fired drying unit of wallpaper the most according to claim 1, it is characterized in that, left side hot blast output mechanism and right side hot blast output mechanism are wind comb, the side that two wind combs are relative is air-supply face, the two air-supply the most outward-dipping settings in face, being equipped with some blowing mouths on two air-supply faces, the blowing mouth on air-supply face, left side is inclined upwardly setting from left to right, and the blowing mouth on air-supply face, right side is turned left from the right side downward-sloping setting.
- The direct-fired drying unit of wallpaper the most according to claim 1, it is characterized in that, left side hot blast output mechanism and right side hot blast output mechanism all include that several rotate exhaust tube, rotate and be laid with some dispatch air holes on exhaust tube outer wall, rotate exhaust tube one end connection wind pushing box, rotating exhaust tube one end to be rotatably connected on wind pushing box, the other end is rotatably connected on casing.
- The direct-fired drying unit of wallpaper the most according to claim 1, it is characterized in that, heater is provided with two, it is separately positioned on primary room of drying and dries indoor with moisture regain, the primary heater drying indoor provides hot blast to left side hot blast output mechanism, indoor heater is dried in moisture regain provides hot blast to right side hot blast output mechanism, and right side hot blast output mechanism discharges the hot blast temperature that hot hot blast temperature is discharged less than left side hot blast output mechanism.
- The direct-fired drying unit of wallpaper the most according to claim 1, it is characterized in that, left support supporting-point roller is provided with some hydrofuge aspiration air holes near left side hot blast output mechanism sidewall, right support supporting-point roller is provided with some hydrofuge aspiration air holes near right side hot blast output mechanism sidewall, left support supporting-point roller connects the air inlet of air exhauster with right support supporting-point roller, and the air outlet of air exhauster is towards moisture hood.
- 6. according to the direct-fired drying unit of wallpaper described in claim 1 or 2 or 3, it is characterized in that, heater includes combustion chamber, and the rear end of combustion chamber connects combustor, and the front end of combustion chamber connects air blast, and the upper end of combustion chamber connects blast pipe；Being provided with temperature-detecting device in casing, temperature-detecting device electrical connection controller input, air blast and combustor are electrically connected controller output end.
- 7. the furnace drying method of the direct-fired drying unit of wallpaper described in claim 1 to 6 any one, it is characterized in that, the first step: wallpaper is installed in casing, send into from the wallpaper access aperture of casing, wallpaper between left support supporting-point roller and left side hot blast output mechanism carries gap and is supported on left support supporting-point roller, further around crossing upper supporting-point roller, the wallpaper being then passed through between right support supporting-point roller and right side hot blast output mechanism carries gap and is supported on right support supporting-point roller, finally exporting from wallpaper delivery outlet, wallpaper constantly carries under the drive of drive mechanism；Second step: start the heater in baking oven, the gas of air blast suction is heated by combustor output natural gas in burning Indoor Combustion, and the gas after heating is transported to left side hot blast output mechanism and right side hot blast output mechanism by air blast；3rd step: wallpaper is thermally dried towards wallpaper blowout by hot blast from left side hot blast output mechanism and right side hot blast output mechanism, moisture hood constantly absorbs the hot and humid gas discharged in casing simultaneously, and wallpaper back side hot and humid gas is absorbed and discharges by the moisture wind inlet on left support supporting-point roller and right support supporting-point roller.
- The furnace drying method of the direct-fired drying unit of wallpaper the most according to claim 7, it is characterized in that, the exhaust tube that rotates of left side hot blast output mechanism rotates clockwise and makes the hot blast temperature of output uniform, the rotation exhaust tube of right side hot blast output mechanism rotates counterclockwise and makes the hot blast temperature of output uniformly, and the conveying direction of wallpaper is arranged in the same direction with rotating the exhaust tube tangential direction near wallpaper position.
- The furnace drying method of the direct-fired drying unit of wallpaper the most according to claim 7, it is characterized in that, the primary baking after room carries out primary drying that first wallpaper is transported to casing from wallpaper access aperture is transported to casing upper end position, outwards it is transported in moisture regain cover from casing afterwards, by cold air in external environment condition, the wallpaper in moisture regain cover is carried out cooling moisture regain, the moisture regain baking indoor being transported to casing again carry out moisture regain drying, finally export from wallpaper delivery outlet.
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| CN107967971B (en) * | 2018-01-19 | 2019-11-29 | 江西虔研科技咨询有限公司 | A kind of cable drying device preventing resurgence |
| CN114150530A (en) * | 2021-12-02 | 2022-03-08 | 易春年 | Thermal sensitive paper production and processing machine and production and processing technology |
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| CN101236047A (en) * | 2008-01-18 | 2008-08-06 | 山东天力干燥设备有限公司 | Multi- flow path transverse circulation gypsum board drying apparatus and its drying method |
| CN101417276A (en) * | 2008-12-03 | 2009-04-29 | 常州永盛包装有限公司 | Air-flow type drying oven for drying coating layer of radiate material and blast nozzle parts thereof |
| CN202099680U (en) * | 2011-06-01 | 2012-01-04 | 重庆理文造纸有限公司 | Bamboo pulp board molding system |
| CN202356272U (en) * | 2011-12-06 | 2012-08-01 | 无锡联威科技有限公司 | Drying oven of rollers arranged in arc shape |
| CN102909896A (en) * | 2012-11-13 | 2013-02-06 | 吴江久升纸业有限公司 | Moisture-regaining resisting oven for paper tube |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101236047A (en) * | 2008-01-18 | 2008-08-06 | 山东天力干燥设备有限公司 | Multi- flow path transverse circulation gypsum board drying apparatus and its drying method |
| CN101417276A (en) * | 2008-12-03 | 2009-04-29 | 常州永盛包装有限公司 | Air-flow type drying oven for drying coating layer of radiate material and blast nozzle parts thereof |
| CN202099680U (en) * | 2011-06-01 | 2012-01-04 | 重庆理文造纸有限公司 | Bamboo pulp board molding system |
| CN202356272U (en) * | 2011-12-06 | 2012-08-01 | 无锡联威科技有限公司 | Drying oven of rollers arranged in arc shape |
| CN102909896A (en) * | 2012-11-13 | 2013-02-06 | 吴江久升纸业有限公司 | Moisture-regaining resisting oven for paper tube |
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