CN212274432U - High-efficient hot-blast baking house - Google Patents
High-efficient hot-blast baking house Download PDFInfo
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- CN212274432U CN212274432U CN202021151844.3U CN202021151844U CN212274432U CN 212274432 U CN212274432 U CN 212274432U CN 202021151844 U CN202021151844 U CN 202021151844U CN 212274432 U CN212274432 U CN 212274432U
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Abstract
The utility model discloses a high-efficient hot-blast baking house belongs to agricultural product processing technology field. The drying room body is divided into a drying room and a heat supply room which are communicated with each other through an air inlet of the drying room and an air return inlet of the drying room; a skip car and a temperature and humidity sensor are arranged in the drying chamber, a circular arc guide plate of the drying chamber is arranged at the joint of the heat insulation wall body on one drying side and the roof, a drainage turbulent fan is arranged on the side, the outlet of the drainage turbulent fan faces the skip car, a moisture removal fan is arranged at the top of the drainage turbulent fan, and a moisture removal fresh air port is arranged at the bottom of the drainage turbulent fan; a heating device and an axial flow fan which work cooperatively to provide hot air are arranged in the heating chamber, and an arc guide plate of the heating chamber is arranged at the joint of the heat-insulating wall body at one side and the roof; the axial flow fan, the heating device, the dehumidifying fan, the drainage turbulent fan, the temperature and humidity sensor and the dehumidifying fresh air inlet are respectively connected with the control system. The drying room has the advantages of good uniformity of the internal hot flow field, high efficiency, high automation degree, great saving of manpower and material resources and good application prospect.
Description
Technical Field
The utility model belongs to the technical field of the agricultural product processing, concretely relates to high-efficient hot-blast baking house.
Background
The hot air drying room has the advantages of low equipment cost, wide material application range, high efficiency and the like, is an important machine type for implementing the postpartum loss engineering of agricultural products in China, and enjoys the subsidy of purchasing machines of national agricultural machinery.
However, at present, users reflect the problem of uneven drying of the existing agricultural product hot air drying room, for example, the conditions that drying degrees are inconsistent exist between two rows of material trucks or between an upper layer and a lower layer of the material trucks, which are different in distance from a hot air outlet, lead to the problems that some materials are too dry and lose weight excessively, some materials are not dried in place and subsequently go moldy and go bad, and even derive the procedures of manual tray pouring, tray turning and the like. The quality of the dry products is seriously influenced, the labor intensity is increased, and the production efficiency is influenced.
The air speed is an important factor influencing the drying and processing of the materials, and when hot air enters the drying chamber and is unevenly distributed, the materials are unevenly heated by the air, so that the drying and processing uniformity and quality are greatly influenced.
Disclosure of Invention
In order to solve the problem, an object of the utility model is to provide a high-efficient hot-blast baking house, inside flow field homogeneity is good to solve the inside air current field of current agricultural product baking house ubiquitous and temperature, humidity field distribution inequality, it is inhomogeneous easily to lead to the material drying, and then influences fruit vegetables processing quality, aggravates user manufacturing cost's problem.
The utility model discloses a realize through following technical scheme:
the utility model discloses a high-efficiency hot air drying room, which comprises a control system and a drying room body, wherein the drying room body is a closed space formed by a heat-insulating wall body and a roof, the heat-insulating wall body is provided with a door, the inside of the drying room body is divided into a drying chamber and a heat supply chamber by a middle partition plate, the upper part of the middle partition plate is provided with a drying chamber air inlet, and the lower part of the middle partition plate is provided with a drying chamber return air inlet;
a plurality of discharging trolleys and temperature and humidity sensors are arranged in the drying chamber, a circular arc guide plate of the drying chamber is arranged at the joint of a heat insulation wall body on one side of the drying chamber and a roof, a fan support is arranged on the side of the drying chamber, a drainage turbulence fan is arranged on the fan support, the outlet of the drainage turbulence fan faces to the trolleys, a dehumidifying fan is arranged at the top of the drying chamber, and a dehumidifying fresh air inlet is arranged at the bottom of the drying chamber;
a heating device and an axial flow fan which work cooperatively to provide hot air are arranged in the heating chamber, and a circular arc guide plate of the heating chamber is arranged at the joint of a heat preservation wall body on one side of the heating chamber and the roof;
the axial flow fan, the heating device, the dehumidifying fan, the drainage turbulent fan, the temperature and humidity sensor and the dehumidifying fresh air inlet are respectively connected with the control system.
Preferably, the arc top of the arc guide plate of the drying chamber faces the joint of the heat preservation wall body and the roof on one side of the drying chamber; the arc top of the arc guide plate of the heat supply chamber faces the joint of the heat preservation wall body and the roof on one side of the heat supply chamber.
Preferably, the width of the arc guide plate of the drying chamber is equal to that of the drying chamber, and the width of the arc guide plate of the heat supply chamber is equal to that of the heat supply chamber.
Preferably, the moisture-removing fresh air opening is arranged at the bottom of the heat-insulating wall body close to the side, opposite to the door, of the heat supply chamber.
Preferably, the fan support is fixed on the ground of drying chamber, and the distance between drainage vortex fan and ground is 600 ~ 1000mm, and the distance between the import of drainage vortex fan and the thermal insulation wall is 100 ~ 300 mm.
Preferably, the number of the drainage turbulent fans is equal to the number of the rows of the skip cars, and each drainage turbulent fan is over against one row of the skip cars.
Preferably, the door is provided with a viewing window.
Preferably, the control system comprises a control cabinet main body, and a temperature and humidity display control instrument and a fan display control instrument are arranged on the control cabinet main body; the temperature and humidity display control instrument is connected with the heating device, the temperature and humidity sensor and the moisture-removing fresh air inlet, and the fan display control instrument is connected with the axial flow fan, the moisture-removing fan and the drainage turbulent flow fan.
Preferably, the temperature and humidity sensor is provided at the center of the drying chamber.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model discloses a high-efficient hot-blast baking house adopts the drying chamber air intake at upper and lower return air inlets, and the air current circulation mode that goes up down to return, skip bottom no longer receive the direct washing away of air current, makes this part air speed and upper portion air speed difference reduce, has reduced energy loss simultaneously, makes the air current can realize better circulation flow. The arc guide plate of the drying chamber at the top of the drying chamber and the arc guide plate of the heat supply chamber at the top of the heat supply chamber enable airflow at corners of a roof and a heat insulation wall to form smooth jet flow to enter the vertical air duct and the horizontal air duct, eddy flow disappears at vertical-horizontal and horizontal-vertical turning positions, and the problem of disordered airflow accumulation at the airflow turning positions is solved. The air flow velocity of the middle and rear space of the drying chamber is obviously increased by the suction and turbulence effect of the drainage turbulent fan on the air flow, the air flow retention phenomenon of the horizontal flow channel of the middle and rear material workshops is improved, the air flow velocity of the horizontal air channel of the material workshops is increased, and the air flow velocity in the horizontal direction of the material workshops tends to be uniform. Meanwhile, the temperature and humidity in the drying chamber can be monitored in real time through the temperature and humidity sensor, the temperature and humidity and airflow speed in the drying chamber are controlled in real time through the control system, the automation degree is high, manpower and material resources are greatly saved, and the method has a good application prospect.
Furthermore, the arc tops of the arc guide plates of the drying chamber and the arc guide plates of the heat supply chamber face to corners, so that the air flow can be better guided, and the air flow can smoothly flow.
Furthermore, the width of the arc guide plate of the drying chamber is equal to that of the drying chamber, the width of the arc guide plate of the heat supply chamber is equal to that of the heat supply chamber, the coverage range is wide, and the flow guide effect is good.
Furthermore, the moisture-removing fresh air inlet is arranged at the bottom of the heat-insulating wall body close to the side, opposite to the door, of the heat supply chamber, low-temperature fresh air can be sucked into the heat supply chamber under the action of negative pressure of the return air inlet of the drying chamber to heat the heat supply chamber while low-moisture fresh air is supplemented in the moisture-removing process to reduce the humidity of the drying chamber, the disturbance of the moisture-removing process on the temperature of the drying chamber is reduced, and the drying efficiency is improved.
Further, the distance between the drainage turbulent fan and the ground is 600-1000 mm, the air flow velocity of the middle and lower space of the drying chamber can be improved, effective air flow disturbance is generated, the distance between the inlet of the drainage turbulent fan and the heat insulation wall is 100-300 mm, and the back of the drainage turbulent fan can form a sufficient negative pressure zone in a proper gap, so that the efficiency is improved.
Furthermore, the number of the drainage turbulent fans is equal to the number of the discharge cars, and each drainage turbulent fan is over against one discharge car, so that the airflow effect on each discharge car is uniform, and the efficiency is high.
Furthermore, the door is provided with an observation window, so that the inside condition can be observed without entering the drying chamber, and the normal work of the drying chamber is not influenced.
Furthermore, the temperature and humidity sensor is arranged at the center of the drying chamber, so that the temperature and humidity average value in the drying chamber can be relatively and representatively reflected, and data are provided for the control system.
Drawings
FIG. 1 is a front view of the overall structure of the present invention;
fig. 2 is a schematic top view of the overall structure of the present invention.
In the figure: the device comprises a maintenance door 1, a control cabinet main body 2, a temperature and humidity display control instrument 3, a fan display control instrument 4, an axial flow fan 5, a heating device 6, a drying chamber air inlet 7, an observation window 8, a dehumidifying fan 9, a drying chamber 10, a material tray 11, a drying chamber arc guide plate 12, a drainage turbulent flow fan 13, a heat insulation wall 14, a fan support 15, a skip 16, a temperature and humidity sensor 17, a door 18, a drying chamber return air inlet 19, an intermediate baffle 20, a heating chamber 21, a heating chamber arc guide plate 22 and a dehumidifying fresh air inlet 23.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, which are included to illustrate and not to limit the present invention:
like fig. 1, fig. 2, do the utility model discloses a high-efficient hot-blast baking house, including control system and baking house body, the baking house body is the enclosure space that thermal insulation wall 14 and roof constitute, and thermal insulation wall 14 can be the multilayer composite construction who contains insulation material, also can be in the outside plus heat preservation of infrastructure. The heat preservation wall 14 is provided with a door 18, and preferably, the door 18 is provided with an observation window 8. The interior of the drying room body is divided into a drying chamber 10 and a heat supply chamber 21 by a middle partition plate 20, the upper part of the middle partition plate 20 is provided with a drying chamber air inlet 7, and the lower part of the middle partition plate 20 is provided with a drying chamber air return opening 19.
A plurality of discharging trolleys 16 and a temperature and humidity sensor 17 are arranged in the drying chamber 10, and a plurality of discharging trays 11 are arranged on the discharging trolleys 16; the temperature and humidity sensor 17 is preferably provided at the center of the drying chamber 10; the connection part of the heat preservation wall 14 and the roof of the drying chamber 10 is provided with a circular arc guide plate 12 of the drying chamber, the side of the drying chamber 10 is provided with a fan support 15, the fan support 15 is provided with a drainage turbulent fan 13, the outlet of the drainage turbulent fan 13 faces to a skip 16, preferably, the number of the drainage turbulent fans 13 is equal to the number of rows of the skip 16, and each drainage turbulent fan 13 is over against one row of the skip 16.
In an embodiment of the present invention, the fan bracket 15 is fixed on the ground of the drying chamber 10, the distance between the drainage turbulent fan 13 and the ground is 600-1000 mm, and the distance between the inlet of the drainage turbulent fan 13 and the heat insulation wall 14 is 100-300 mm.
The top of the drying chamber 10 is provided with a dehumidifying fan 9, and the bottom is provided with a dehumidifying fresh air inlet 23, and preferably, the dehumidifying fresh air inlet 23 is provided at the bottom of the thermal insulation wall 14 near the side of the heat supply chamber 21 opposite to the door 18.
The heating device 6 and the axial flow fan 5 which work cooperatively to provide hot air are arranged in the heat supply chamber 21, and the heating device 6 is preferably an electric heating pipe, so that the efficiency is high, the cost is low, and the installation and maintenance are convenient; and a heat supply chamber arc guide plate 22 is arranged at the joint of the heat preservation wall 14 at one side of the heat supply chamber 21 and the roof. Preferably, the arc top of the arc deflector 12 of the drying chamber faces the junction between the heat preservation wall 14 on one side of the drying chamber 10 and the roof; the arc top of the arc guide plate 22 faces the joint of the heat preservation wall 14 and the roof on one side of the heat supply chamber 21. The width of the drying chamber arc guide plate 12 is equal to that of the drying chamber 10, and the width of the heat supply chamber arc guide plate 22 is equal to that of the heat supply chamber 21. The wall of the heat supply chamber 21 is provided with a maintenance door 1.
The control system comprises a control cabinet main body 2, and a temperature and humidity display control instrument 3 and a fan display control instrument 4 are arranged on the control cabinet main body 2; the temperature and humidity display control instrument 3 is connected with the heating device 6, the temperature and humidity sensor 17 and the moisture-removing fresh air inlet 23, and the fan display control instrument 4 is connected with the axial flow fan 5, the moisture-removing fan 9 and the drainage turbulent flow fan 13.
The working method of the high-efficiency hot air drying room comprises the following steps:
after the axial flow fan 5 accelerates the airflow, the heating device 6 is subjected to forced convection heat exchange to heat the airflow, the hot air is guided by the arc guide plate 22 of the heat supply chamber, the air is supplied to the drying chamber 10 from the air inlet 7 of the drying chamber, the airflow directly enters the drying chamber 10 along the upper air channel, the airflow is guided by the arc guide plate 12 of the drying chamber and then enters the vertical air channel, the inlet at the back of the drainage turbulent fan 13 forms negative pressure to suck the airflow, the airflow is exhausted from the outlet of the drainage turbulent fan 13 after being accelerated, and finally the airflow returns to the heat supply chamber 21 from the air return port 19 of the drying chamber to complete the primary airflow circulation process, and the control system controls the temperature of the heating device 6, the rotating speed of the axial flow fan;
when the temperature and humidity sensor 17 monitors that the temperature and humidity in the drying chamber 10 reach the set threshold values, the control system controls the dehumidifying fresh air opening 23 and the dehumidifying fan 9 to be opened, high-humidity gas is discharged, low-humidity fresh air enters the drying chamber 10, the humidity of the drying chamber 10 is reduced, and the materials are continuously dried. The drying chamber 10 has good uniformity of the internal heat flow field, and is suitable for drying processing of agricultural products such as kiwi fruit crisp, astragalus root, American ginseng and the like.
Although some terms are used in the present invention, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the present invention and are to be construed as any additional limitation which is not in accordance with the spirit of the present invention. The above description is only used as an example to further illustrate the content of the present invention, so as to facilitate understanding, but not to represent that the embodiment of the present invention is limited to this, and any technical extension or re-creation according to the present invention is protected by the present invention.
Claims (9)
1. A high-efficiency hot air drying room is characterized by comprising a control system and a drying room body, wherein the drying room body is a closed space formed by a heat insulation wall (14) and a roof, a room door (18) is arranged on the heat insulation wall (14), the inside of the drying room body is divided into a drying room (10) and a heat supply room (21) by a middle partition plate (20), an air inlet (7) of the drying room is arranged at the upper part of the middle partition plate (20), and an air return opening (19) of the drying room is arranged at the lower part of the middle partition plate (20);
a plurality of discharging trolleys (16) and temperature and humidity sensors (17) are arranged inside the drying chamber (10), a drying chamber arc guide plate (12) is arranged at the joint of a heat preservation wall (14) on one side of the drying chamber (10) and a roof, a fan support (15) is arranged on the side of the drying chamber (10), a drainage turbulent fan (13) is arranged on the fan support (15), the outlet of the drainage turbulent fan (13) faces towards the trolleys (16), a dehumidifying fan (9) is arranged at the top of the drying chamber (10), and a dehumidifying fresh air port (23) is arranged at the bottom of the drying chamber;
a heating device (6) and an axial flow fan (5) which work cooperatively to provide hot air are arranged in the heat supply chamber (21), and a circular arc guide plate (22) of the heat supply chamber is arranged at the joint of a heat insulation wall body (14) at one side of the heat supply chamber (21) and the roof;
the axial flow fan (5), the heating device (6), the dehumidifying fan (9), the drainage turbulent flow fan (13), the temperature and humidity sensor (17) and the dehumidifying fresh air inlet (23) are respectively connected with the control system.
2. The high-efficiency hot air drying room according to the claim 1, characterized in that the arc top of the arc guide plate (12) of the drying chamber faces the junction of the heat preservation wall (14) and the roof on one side of the drying chamber (10); the arc top of the arc guide plate (22) of the heat supply chamber faces the joint of the heat insulation wall (14) and the roof on one side of the heat supply chamber (21).
3. A hot-air drying room as claimed in claim 1, wherein the width of the arc deflector (12) of the drying chamber is equal to that of the drying chamber (10), and the width of the arc deflector (22) of the heating chamber is equal to that of the heating chamber (21).
4. The hot air drying room of claim 1, wherein the moisture-removing fresh air port (23) is provided near the bottom of the heat insulating wall (14) on the side of the heat supply chamber (21) opposite to the door (18).
5. The efficient hot air drying room as claimed in claim 1, wherein the fan support (15) is fixed on the ground of the drying chamber (10), the distance between the drainage turbulent fan (13) and the ground is 600-1000 mm, and the distance between the inlet of the drainage turbulent fan (13) and the heat insulation wall (14) is 100-300 mm.
6. The hot air drying room as claimed in claim 1, wherein the number of the induced draft disturbing fans (13) is equal to the number of the rows of the skip cars (16), and each induced draft disturbing fan (13) is opposite to one row of the skip cars (16).
7. A hot air drying room as claimed in claim 1, wherein the door (18) is provided with a viewing window (8).
8. The efficient hot air drying room according to claim 1, wherein the control system comprises a control cabinet main body (2), and a temperature and humidity display control instrument (3) and a fan display control instrument (4) are arranged on the control cabinet main body (2); the temperature and humidity display control instrument (3) is connected with the heating device (6), the temperature and humidity sensor (17) and the moisture-removing fresh air inlet (23), and the fan display control instrument (4) is connected with the axial flow fan (5), the moisture-removing fan (9) and the drainage turbulent flow fan (13).
9. A hot-air drying room as claimed in claim 1, wherein the temperature and humidity sensor (17) is provided at the center of the drying chamber (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021151844.3U CN212274432U (en) | 2020-06-19 | 2020-06-19 | High-efficient hot-blast baking house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021151844.3U CN212274432U (en) | 2020-06-19 | 2020-06-19 | High-efficient hot-blast baking house |
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| Publication Number | Publication Date |
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| CN212274432U true CN212274432U (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021151844.3U Active CN212274432U (en) | 2020-06-19 | 2020-06-19 | High-efficient hot-blast baking house |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578631A (en) * | 2020-06-19 | 2020-08-25 | 陕西科技大学 | Wind guide and turbulent flow type hot air drying room and working method thereof |
-
2020
- 2020-06-19 CN CN202021151844.3U patent/CN212274432U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578631A (en) * | 2020-06-19 | 2020-08-25 | 陕西科技大学 | Wind guide and turbulent flow type hot air drying room and working method thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221130 Address after: 712028 Room 339, Block B, Incubation Center, China South Korea Industrial Park, No. 1, Beiyuan Avenue, Qindu District, Xianyang City, Shaanxi Province Patentee after: Shaanxi Jierui Kexin Electromechanical Equipment Co.,Ltd. Address before: 710021 Shaanxi province Xi'an Weiyang University Park Patentee before: SHAANXI University OF SCIENCE & TECHNOLOGY |
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| TR01 | Transfer of patent right |