CN212962713U - Device for automatically controlling air quantity and temperature in hot air circulating furnace - Google Patents
Device for automatically controlling air quantity and temperature in hot air circulating furnace Download PDFInfo
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- CN212962713U CN212962713U CN202021545421.XU CN202021545421U CN212962713U CN 212962713 U CN212962713 U CN 212962713U CN 202021545421 U CN202021545421 U CN 202021545421U CN 212962713 U CN212962713 U CN 212962713U
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- air
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- circulation furnace
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Abstract
The utility model discloses an amount of wind and temperature automatic control's device in heated air circulation furnace, including wind passageway, rotating electrical machines, the rotation axis, drive sprocket, driven sprocket, air regulation plate, circulation furnace cavity and PLC controller, wherein the wind passageway is connected with circulation furnace cavity, be provided with the rotation axis of two parallels in the wind passageway, a rotating electrical machines with wind passageway outer wall is connected, be provided with drive sprocket and driven sprocket on two rotation axes respectively, two sprockets pass through the chain and connect, still be provided with air regulation plate on the rotation axis simultaneously, the utility model discloses a sensor in the circulation furnace cavity controls air regulation plate and the size in wind passageway inner wall clearance through the PLC controller after detecting temperature and wind speed and controls hot-blast speed, realizes the automatic control to the amount of wind and temperature in the heated air circulation furnace.
Description
Technical Field
The utility model relates to the field of machinary, in particular to amount of wind and temperature automatic control's device in heated air circulation furnace.
Background
The hot air circulating furnace equipment is suitable for heating treatment of various products, has wide application, is suitable for drying large and small batches of materials, and can be used for heating, curing, drying, dehydrating and the like of materials in the industries of medicine, chemical industry, food, agricultural and sideline products, aquatic products, light industry and the like.
The traditional drying equipment has the defects that the air speed and the air quantity are not adjustable, so that the temperature in a drying chamber is not uniform, the drying effect is influenced, the product quality is influenced, and the effect is particularly obvious on large-scale drying equipment.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing an amount of wind and temperature automatic control's device in heated air circulation furnace can realize the automated control to temperature and wind speed in the heated air circulation furnace.
The technical scheme is as follows: the utility model relates to a device for automatically controlling the air quantity and the temperature in a heated air circulation furnace, which comprises an air inlet, an air channel, a rotating motor, a rotating shaft, a driving sprocket, a driven sprocket, an air quantity adjusting plate, a circulation furnace cavity and a PLC (programmable logic controller), wherein the air inlet is arranged at the top of the air channel, the lower part of the air channel is connected with the circulation furnace cavity and is arranged above the circulation furnace cavity, two rotating shafts which run through the air channel on the horizontal plane are arranged in the air channel, the rotating shafts are arranged in the air channel in parallel, and one of the rotating shafts is connected with the rotating motor arranged on the outer wall of the air channel; a driving chain wheel is arranged on the rotating shaft connected with the rotating motor, a driven chain wheel is arranged on the other rotating shaft, and the driving chain wheel is connected with the driven chain wheel through a chain; an air quantity adjusting plate for adjusting air quantity is also arranged on the rotating shaft; the PLC is connected with the rotating motor.
Preferably, a sensor for monitoring the temperature in the circulating furnace is arranged at the joint of the circulating furnace cavity and the air channel.
Preferably, the length of the air volume adjusting plate in the radial direction of the rotation axis is not more than half of the length of the air passage in the radial direction of the rotation axis.
Preferably, the air volume adjusting plates are fixedly installed on the rotation shaft and are arranged in parallel with each other in an initial state.
Preferably, the air volume adjusting plate is made of a corrosion-resistant high-strength material.
Has the advantages that: the utility model discloses a setting up of air regulation board in sensor and the wind channel can gather the size of temperature and wind speed in the circulating furnace in real time, feeds back to behind the PLC controller, controls air regulation board's opening size through the PLC controller, controls the speed that hot-blast got into, is provided with a plurality ofly simultaneously in whole heated air circulation stove the utility model discloses, every utility model discloses the homoenergetic detects temperature and wind speed in the heated air circulation stove of self position place section through the sensor, then adjusts through the PLC controller, prevents the unbalance of temperature and wind speed in the stove.
Drawings
Fig. 1 is a side sectional view of the present invention;
fig. 2 is a front sectional view of the present invention.
Detailed Description
As shown in fig. 1-2, the utility model is a structural schematic diagram of the present utility model, which comprises an air inlet 1, an air channel 2, a rotating electrical machine 3, a rotating shaft 4, a driving sprocket 5, a driven sprocket 6, an air volume adjusting plate 7, a circulating furnace cavity 8 and a PLC controller, wherein the air channel 2 is connected with the circulating furnace cavity 8 and arranged above the circulating furnace cavity 8, a sensor for monitoring the temperature in the circulating furnace is arranged at the joint of the circulating furnace cavity 8 and the air channel 2, two rotating shafts 4 penetrating the air channel on the horizontal plane are arranged in the air channel 2, the rotating shafts 4 are arranged in the air channel 2 in parallel, one of the rotating shafts is connected with the rotating electrical machine 3 arranged on the outer wall of the air channel 2; a driving sprocket 5 is arranged on a rotating shaft 4 connected with the rotating motor 3, a driven sprocket 6 is arranged on the other rotating shaft 4, and the driving sprocket 5 is connected with the driven sprocket 6 through a chain.
The utility model discloses a still be provided with air regulation plate 7 of adjusting the amount of wind on rotation axis 4, air regulation plate 7 adopts corrosion-resistant high strength material, and fixed mounting is on rotation axis 4 to parallel arrangement mutually when initial condition, air regulation plate 7 is not more than wind passageway 2 half at rotation axis 4 radial length simultaneously.
The utility model discloses at the during operation, hot-blast through air intake 1 get into in the wind passageway 2, clearance A through air regulation board 7 and 2 inner walls of wind passageway gets into circulation furnace cavity 8, the sensor of 8 in the circulation furnace cavity detects the interior temperature of cavity and the wind speed that gets into, feed back data to the PLC controller, the PLC controller is adjusted the temperature according to the data set for, simultaneous control rotating electrical machines 3, rotate through rotating electrical machines 3, drive rotation axis 4 and rotate the back, adjust air regulation board 7 and the size of the clearance A of wind passageway inner wall, finally realize the control regulation to the wind speed.
In whole heated air circulation stove equipment, be provided with a plurality of the utility model discloses, every utility model homoenergetic detects the temperature and the wind speed of current section in the heated air circulation stove through the sensor, and the temperature regulation and wind speed are come through the PLC controller according to initial set's data at last, and the temperature of guaranteeing the interior cavity heating of whole heated air circulation stove is even at last, improves the uniformity after each batch of product processing.
Claims (5)
1. The utility model provides a device of amount of wind and temperature automatic control in heated air circulation stove which characterized in that: the air circulation furnace comprises an air inlet (1), an air channel (2), a rotating motor (3), a rotating shaft (4), a driving sprocket (5), a driven sprocket (6), an air quantity adjusting plate (7), a circulation furnace cavity (8) and a PLC (programmable logic controller), wherein the air inlet (1) is arranged at the top of the air channel (2), the lower part of the air channel (2) is connected with the circulation furnace cavity (8) and arranged above the circulation furnace cavity (8), two rotating shafts (4) penetrating through the air channel (2) on the horizontal plane are arranged in the air channel (2), the rotating shafts (4) are arranged in the air channel (2) in parallel, and one of the rotating shafts is connected with the rotating motor (3) arranged on the outer wall of the air channel (2); a driving chain wheel (5) is arranged on the rotating shaft (4) connected with the rotating motor (3), a driven chain wheel (6) is arranged on the other rotating shaft (4), and the driving chain wheel (5) is connected with the driven chain wheel (6) through a chain; an air quantity adjusting plate (7) for adjusting air quantity is also arranged on the rotating shaft (4); the PLC is connected with the rotating motor (3).
2. The device for automatically controlling the air volume and the temperature in the heated air circulation furnace according to claim 1, wherein: and a sensor for monitoring the temperature in the circulating furnace is arranged at the joint of the circulating furnace cavity (8) and the air channel (2).
3. The device for automatically controlling the air volume and the temperature in the heated air circulation furnace according to claim 1, wherein: the length of the air volume adjusting plate (7) in the radial direction of the rotating shaft (4) is not more than half of the length of the air channel (2) in the radial direction of the rotating shaft (4).
4. The device for automatically controlling the air volume and the temperature in the heated air circulation furnace according to claim 1, wherein: the air volume adjusting plate (7) is fixedly arranged on the rotating shaft (4) and is arranged in parallel with each other in an initial state.
5. The device for automatically controlling the air volume and the temperature in the heated air circulation furnace according to claim 1, wherein: the air volume adjusting plate (7) is made of corrosion-resistant high-strength materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021545421.XU CN212962713U (en) | 2020-07-30 | 2020-07-30 | Device for automatically controlling air quantity and temperature in hot air circulating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021545421.XU CN212962713U (en) | 2020-07-30 | 2020-07-30 | Device for automatically controlling air quantity and temperature in hot air circulating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212962713U true CN212962713U (en) | 2021-04-13 |
Family
ID=75345030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021545421.XU Active CN212962713U (en) | 2020-07-30 | 2020-07-30 | Device for automatically controlling air quantity and temperature in hot air circulating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212962713U (en) |
-
2020
- 2020-07-30 CN CN202021545421.XU patent/CN212962713U/en active Active
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