CN202664208U - Drying room capable of achieving uniform distribution of baking temperature - Google Patents

Drying room capable of achieving uniform distribution of baking temperature Download PDF

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Publication number
CN202664208U
CN202664208U CN 201220174431 CN201220174431U CN202664208U CN 202664208 U CN202664208 U CN 202664208U CN 201220174431 CN201220174431 CN 201220174431 CN 201220174431 U CN201220174431 U CN 201220174431U CN 202664208 U CN202664208 U CN 202664208U
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CN
China
Prior art keywords
drying room
air duct
baking
baking temperature
evenly distributed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220174431
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Chinese (zh)
Inventor
李新岗
邢福珊
党晓辉
袁海蛟
向勇
刘骁奖
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xian Senwas Agricultural Science and Technology Corp
Original Assignee
XI'AN SHENGHUA ELECTRONIC ENGINEERING Co Ltd
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Priority to CN 201220174431 priority Critical patent/CN202664208U/en
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Publication of CN202664208U publication Critical patent/CN202664208U/en
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Abstract

The utility model relates to a drying room capable of achieving uniform distribution of baking temperature. The drying room capable of achieving uniform distribution of the baking temperature comprises a controller, a heating room, a baking room and a hot air circulation system, the heating room is separated from the baking room through a heat insulation wall, the hot air circulation system comprises a hot blast stove, a circulation draught fan, an upper air duct, a lower air duct, at least one moisture exhausting window and an air inlet door, the hot blast stove is installed inside the heating room, the circulation draught fan is located above the hot blast stove, and two ends of the circulation draught fan are respectively communicated with the heating room and the baking room. The upper air duct is installed on the upper portion of the heat insulation wall, the lower air duct is installed on the lower portion of the heat insulation wall, the air inlet door installed one side wall of the heating room, the hot air circulation system comprises at least one middle air duct installed on the heat insulation wall, and the at least one middle air duct is located between the upper air duct and the lower air duct. The drying room capable of achieving uniform distribution of the baking temperature solves the technical problems that temperature is not uniform inside an existing drying room and middle baking blind areas exist in the existing drying room. Compared with the prior art, the drying room capable of achieving uniform distribution of the baking temperature achieves uniform distribution of the temperature inside the drying room, thereby achieving high-quality baking effect.

Description

Can realize the drying room that baking temperature is evenly distributed
Technical field
The utility model relates to a kind of drying room, particularly a kind of hot air circulating system for drying room.
Background technology
The equipment that drying room uses is generally hot-blast stove, blower fan, shutter, controller, air blast and moistureproof window.Its principle is that outside cold dry air is sucked heating clamber, after the hot-blast stove heating, be transported to baking vessel and carry out the crop baking, some drying room only has a ventilating opening at present, air-flow into and out of all passing through from same ventilating opening, cause the interior temperature uniformity of drying room inadequate, high-temperature region and the low-temperature space temperature difference occur larger, because the baked article placement location is different, cured effect difference is apparent in view in the same drying room; Also have some drying rooms, adopt up and down two ventilating ducts, be equipped with simultaneously two circulating fans, so that a ventilating duct air intake, another ventilating duct air-out, thus realize wind from top to down, or from below to up roast is heated.
But under the actual conditions, after hot blast enters baking vessel by circulating fan, be subject to ordering about of atm difference, a part of hot blast toasts roast from top to down, and some wind is stopped in the process that flows and changes wind direction, easily cause air-flow to expand to horizontal direction, directly do not flow downward, but to the periphery diffusion, flowed out by lower air duct at last, temperature is uneven everywhere to cause drying room, especially easily causes mid portion roast baking blind area.
Summary of the invention
The utility model provides more uniformly drying room of a kind of compared with prior art drying room interior temperature distribution, thereby obtains high-quality cured effect in order to solve temperature inequality in the drying room, the especially technical problem of middle part baking blind area.
In order to solve the problems of the technologies described above, the utility model is realized by following scheme:
A kind of drying room of realizing that baking temperature is evenly distributed comprises controller 16, heating clamber 1, baking vessel 2 and hot air circulating system, separates by insulated wall 10 between described heating clamber 1 and the baking vessel 2,
Described hot air circulating system comprises hot-blast stove 3, circulating fan 4, upper air duct 5, lower air duct 6, at least one moistureproof window 8, shutter 11, described hot-blast stove 3 is arranged in the heating clamber 1, described circulating fan 4 is positioned at the top of hot-blast stove 3, the two ends of described circulating fan 4 communicate with heating clamber 1 and baking vessel 2 respectively, described upper air duct is arranged on the top of insulated wall 10, described lower air duct 6 is arranged on the bottom of insulated wall 10, and described shutter 11 is arranged on one of them sidewall of heating clamber 1
It is characterized in that: also comprise air channel 7 at least one that is arranged on the insulated wall, described middle air channel 7 is between upper air duct 5 and lower air duct 6.
Be provided with at least two induced draft plates 9 in the above-mentioned middle air channel 7; Described induced draft plate 9 Central Symmetries distribute; Described induced draft plate is the high temperature resistant thin plate of rectangle.
Above-mentioned induced draft plate and wall body vertical center line are arranged to be not less than 10 ° of angles.
Above-mentioned induced draft plate and wall body vertical center line angle are 15 °-60 °.
Above-mentioned moistureproof window 8 is arranged on the both sides in middle air channel 7, and the top of described moistureproof window is not higher than the upper air duct bottom, and the bottom of described moistureproof window is higher than the top of lower air duct.
The inner cavity size of above-mentioned upper air duct and lower air duct becomes gradually large and forms the horn mouth shape from heating clamber to baking vessel, the heating clamber open height of upper air duct is not less than 40cm, and baking vessel's A/F of upper air duct is not less than 220cm; The heating clamber open height of lower air duct is not more than 30cm, and baking vessel's A/F of lower air duct is not more than 200cm.
Also comprise the some row's grills 18 and the drying room door 20 that are arranged in the baking vessel, described drying room door is arranged on the wall of the baking vessel relative with insulated wall, a horizontally-arranged grill nearest from the drying room door is the first row grill, and described first row grill and drying room door inner distance are 30cm-150cm.
Also comprise at least one deep bead 19, a side of close drying room door is the front side of first row grill, and described deep bead is arranged on bottom, front side or the bottom rear of first row grill.
The quantity of above-mentioned moistureproof window is 2.
Above-mentioned moistureproof window is shutter.
The utility model beneficial effect:
1, the insulated wall of the utility model between heating clamber and baking vessel is provided with middle air channel, and the hot gas cycle at drying room middle part has been strengthened in the setting in middle air channel, thereby has eliminated the heating blind area of middle part roast, so that baking is more even;
2, the utility model is provided with induced draft plate in middle air channel, and the setting of induced draft plate can be played the effect of regulating wind direction and air quantity, and then carry out heat regulation, can make the heating surface of roast wider, is heated more even;
3, the utility model is provided with moistureproof window in the both sides in middle air channel, and the setting of moistureproof window is the moisture in the baking vessel is got rid of on the one hand, so that cured effect is better, on the other hand, has replenished the evaporation capacity of intermediate layer roast, so that baking is more even.
4, the utility model grill side bottom in baking vessel is placed deep bead, in order to change wind direction, guarantees distinguished and admirable guide effect, improves cured effect.
Description of drawings
Below in conjunction with the drawings and specific embodiments present embodiment is described further.
Fig. 1 is drying room internal structure front view;
Fig. 2 is drying room insulated wall front elevation;
Fig. 3 is middle air channel top view;
Fig. 4 is the deep bead location drawing;
Fig. 5 is the drying room schematic three dimensional views;
Reference numeral wherein is: 1-heating clamber, 2-baking vessel, 3-hot-blast stove, 4-circulating fan, the 5-upper air duct, 6-lower air duct, air channel among the 7-, 8-moistureproof window, the 9-induced draft plate, 10-insulated wall, 11-shutter, the 12-stove gate, the 13-ash is near coal-mine, the 14-air blast, the right cleaning door of 15-, 16-controller, 17-chimney, the 18-grill, 19-deep bead, 20-drying room door.
The specific embodiment
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, a kind of drying room comprises heating clamber 1, baking vessel 2, hot-blast stove 3, circulating fan 4, upper air duct 5, middle air channel 7, lower air duct 6, moistureproof window 8, induced draft plate 9, insulated wall 10, shutter 11, stove gate 12, ash near coal-mine 13, air blast 14, right cleaning door 15, controller 16, chimney 17, grill 18, deep bead 19, drying room door 20.
Heating clamber and baking vessel separate with insulated wall, hot-blast stove is positioned at heating clamber, circulating fan be positioned at hot-blast stove directly over, circulating fan plane of living in is concordant with the bottom surface of upper air duct, upper air duct is arranged on the top of the insulated wall between heating clamber and the baking vessel, lower air duct is arranged on the bottom of insulated wall, be provided with the middle air channel of two longitudinal arrangements between upper air duct and the lower air duct, be provided with induced draft plate in the middle air channel, moistureproof window is arranged on the both sides in middle air channel, the moistureproof window top is lower than or flushes with the upper air duct bottom, the moistureproof window bottom is higher than or flushes with the top of lower air duct, on, in, lower air duct all is communicated with heating clamber and baking vessel, shutter is arranged on the one side of the heating clamber sidewall vertical with insulated wall, and chimney is arranged on the sidewall relative with shutter, and the another side heating clamber sidewall below relative with insulated wall has stove gate and ash is near coal-mine, air blast directly is connected to hot-blast stove by flexible pipe and reserves on the air port, reserves the air port and communicates with hearth of hot-blast stove.Controller is by the induction baking indoor temperature change generated in case, Based Intelligent Control blower switch or blast velocity.Intelligence baking purpose is played in rationally oxygen supply in the control burner hearth, and then control heating furnace heat radiation size and speed.
When carrying out the crop baking, whole drying room can be regarded an enclosure space as, and circulating fan will be sent in the baking vessel through the gas of heating roast is heated by rotating and reverse.When the circulating fan forward, being recycled blower fan through the gas of hot-blast stove heating sends in the baking vessel from upper air duct, thereby so that the below forms negative pressuren zone in the heating clamber, so send into the gas of baking vessel under the ordering about of pressure reduction, constantly to middle air channel and lower air duct diffluence, in the process that flows, carry out exchange heat, roast is heated, air channel and lower air duct flow into the lower gas of temperature of heating clamber in the warp, through the hot-blast stove heating, again send into baking vessel by circulating fan roast is heated again; When circulating fan reverses, gas be recycled blower fan from lower air duct and the air channel send in the baking vessel, the baking indoor gas be forced to return heating clamber from upper air duct, return air is through the again heating of hot-blast stove, under the ordering about of pressure reduction, entered in the baking vessel by middle air channel and lower air duct, crop is toasted.
When the blower fan forward rotation was toasted crop, if drying room humidity is excessive, control system was opened shutter automatically, and when shutter was opened, extraneous air entered in the heating clamber, and the pressure of drying room inside increases, and two moisture exhausting ports are opened automatically, carry out hydrofuge.Thereby make the larger air of humidity in the less air displacement drying room of outer moisture, constantly repeatedly, reach in the drying room by the purpose of oven dry thing drying.
The heating blind area that toast at the middle part has been eliminated in arranging of middle air channel, for obtaining better heating effect, can carry out heat regulation by the quantity in air channel in changing, the quantity that change is arranged at the induced draft plate in the middle air channel or the angle of adjusting between induced draft plate and the ventilating duct.In addition, for further improving cured effect, can make from drying room door nearest grill and drying room door inner distance is 30cm-150cm, can also deep bead be set in distance drying room door nearest a horizontally-arranged grill front side or bottom rear, in order to change wind direction, guarantee distinguished and admirable guide effect, improve cured effect.

Claims (10)

1. the drying room that can realize that baking temperature is evenly distributed, comprise controller (16), heating clamber (1), baking vessel (2) and hot air circulating system, separate by insulated wall (10) between described heating clamber (1) and the baking vessel (2)
Described hot air circulating system comprises hot-blast stove (3), circulating fan (4), upper air duct (5), lower air duct (6), at least one moistureproof window (8), shutter (11), described hot-blast stove (3) is arranged in the heating clamber (1), described circulating fan (4) is positioned at the top of hot-blast stove (3), the two ends of described circulating fan (4) communicate with heating clamber (1) and baking vessel (2) respectively, described upper air duct is arranged on the top of insulated wall (10), described lower air duct (6) is arranged on the bottom of insulated wall (10), described shutter (11) is arranged on one of them sidewall of heating clamber (1)
It is characterized in that: also comprise air channel at least one that is arranged on the insulated wall (7), described middle air channel (7) is positioned between upper air duct (5) and the lower air duct (6).
2. the drying room of realizing that baking temperature is evenly distributed according to claim 1 is characterized in that: be provided with two induced draft plates (9) in the described middle air channel (7) at least; Described induced draft plate (9) Central Symmetry distributes; Described induced draft plate is the high temperature resistant thin plate of rectangle.
3. the drying room of realizing that baking temperature is evenly distributed according to claim 2, it is characterized in that: described induced draft plate and wall body vertical center line are arranged to be not less than 10 ° of angles.
4. the drying room of realizing that baking temperature is evenly distributed according to claim 3, it is characterized in that: described induced draft plate and wall body vertical center line angle are 15 °-60 °.
5. according to claim 1 to the described drying room of realizing that baking temperature is evenly distributed of arbitrary claim of 4, it is characterized in that: described moistureproof window (8) is arranged on the both sides of middle air channel (7), the top of described moistureproof window is not higher than the upper air duct bottom, and the bottom of described moistureproof window is higher than the top of lower air duct.
6. the drying room of realizing that baking temperature is evenly distributed according to claim 5, it is characterized in that: the inner cavity size of described upper air duct and lower air duct becomes gradually large and forms the horn mouth shape from heating clamber to baking vessel, the heating clamber open height of upper air duct is not less than 40cm, and baking vessel's A/F of upper air duct is not less than 220cm; The heating clamber open height of lower air duct is not more than 30cm, and baking vessel's A/F of lower air duct is not more than 200cm.
7. the drying room of realizing that baking temperature is evenly distributed according to claim 6, it is characterized in that: also comprise the some row's grills (18) and the drying room door (20) that are arranged in the baking vessel, described drying room door is arranged on the wall of the baking vessel relative with insulated wall, a horizontally-arranged grill nearest from the drying room door is the first row grill, and described first row grill and drying room door inner distance are 30cm-150cm.
8. the drying room of realizing that baking temperature is evenly distributed according to claim 7, it is characterized in that: also comprise at least one deep bead (19), side near the drying room door is the front side of first row grill, and described deep bead is arranged on bottom, front side or the bottom rear of first row grill.
9. according to claim 8 the described drying room of realizing that baking temperature is evenly distributed, it is characterized in that: the quantity of described moistureproof window is 2.
10. the drying room of realizing that baking temperature is evenly distributed according to claim 9, it is characterized in that: described moistureproof window is shutter.
CN 201220174431 2012-04-23 2012-04-23 Drying room capable of achieving uniform distribution of baking temperature Expired - Fee Related CN202664208U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220174431 CN202664208U (en) 2012-04-23 2012-04-23 Drying room capable of achieving uniform distribution of baking temperature

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220174431 CN202664208U (en) 2012-04-23 2012-04-23 Drying room capable of achieving uniform distribution of baking temperature

Publications (1)

Publication Number Publication Date
CN202664208U true CN202664208U (en) 2013-01-16

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104287083A (en) * 2014-10-28 2015-01-21 重庆大学 Energy-saving airflow rising type bulk curing barn capable of achieving uniform air supply
CN104351940A (en) * 2014-10-28 2015-02-18 重庆大学 Energy-saving type air flow falling type intensive baking room with uniform air supply function

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104287083A (en) * 2014-10-28 2015-01-21 重庆大学 Energy-saving airflow rising type bulk curing barn capable of achieving uniform air supply
CN104351940A (en) * 2014-10-28 2015-02-18 重庆大学 Energy-saving type air flow falling type intensive baking room with uniform air supply function
CN104287083B (en) * 2014-10-28 2015-10-28 重庆大学 There is the energy-saving air flow rising-type bulk curing barn of balanced ventilation

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C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: XI'AN SENWAS AGRICULTURAL TECHNOLOGY CO., LTD.

Free format text: FORMER NAME: XI'AN SENWAS ELECTRONIC ENGINEERING CO., LTD.

CP01 Change in the name or title of a patent holder

Address after: 710077, No. 18, C zone, pioneering research and Development Park, 69 Kam Yip Road, hi tech Zone, Shaanxi, Xi'an

Patentee after: Xi'an Senwas Agricultural Technology Co., Ltd.

Address before: 710077, No. 18, C zone, pioneering research and Development Park, 69 Kam Yip Road, hi tech Zone, Shaanxi, Xi'an

Patentee before: Xi'an Shenghua Electronic Engineering Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130116

Termination date: 20190423

CF01 Termination of patent right due to non-payment of annual fee