CN110815636A - Energy-saving hopper dryer - Google Patents
Energy-saving hopper dryer Download PDFInfo
- Publication number
- CN110815636A CN110815636A CN201911331050.7A CN201911331050A CN110815636A CN 110815636 A CN110815636 A CN 110815636A CN 201911331050 A CN201911331050 A CN 201911331050A CN 110815636 A CN110815636 A CN 110815636A
- Authority
- CN
- China
- Prior art keywords
- air
- energy
- saving
- charging basket
- supply line
- 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.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 27
- 239000000428 dust Substances 0.000 claims abstract description 12
- 238000004321 preservation Methods 0.000 claims description 7
- 229920000742 Cotton Polymers 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 239000013589 supplement Substances 0.000 claims 2
- 238000009413 insulation Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 230000001502 supplementing effect Effects 0.000 description 6
- 238000001035 drying Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000010410 layer Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
Abstract
The invention discloses an energy-saving hopper dryer which comprises a charging basket, a variable frequency fan and a microcomputer controller, wherein a first air inlet pipe is arranged on one side of the lower end of the charging basket, an air outlet pipe is arranged at the upper end of the charging basket, the variable frequency fan is connected with the air outlet pipe through a second air inlet pipe, the second air inlet pipe is connected with the air outlet pipe through a dust filter, the variable frequency fan is connected with the charging basket through the first air inlet pipe, a heating pipe is arranged on the inner wall of the first air inlet pipe, which is close to the variable frequency fan, the variable frequency fan is connected with the microcomputer controller through a lead, and heat insulation layers are filled in the inner walls of the charging basket and the first air; the invention aims to provide an energy-saving hopper dryer with hot air circulation, environmental protection and energy saving.
Description
Technical Field
The invention relates to a dryer, in particular to an energy-saving hopper dryer.
Background
The hopper dryer is a drying device which removes moisture of materials by using air volume to drive heat energy. The traditional dryer operates in a constant fan speed and constant temperature mode, and is designed to have large working margin and to be relatively power-consuming; and the hopper is made of single-layer metal materials, heat is directly transferred to the air, great heat energy loss is achieved, and the blown residual hot air is directly blown to a workshop to increase the temperature of the workshop.
Disclosure of Invention
The invention aims to provide an energy-saving hopper dryer with hot air circulation and environmental protection and energy conservation, and aims to solve the problems in the background art.
The technical scheme of the invention is realized as follows: the utility model provides an energy-saving hopper desiccator, includes storage bucket, variable frequency fan, microcomputer control ware, storage bucket lower extreme one side is equipped with first air-supply line, and the upper end is equipped with out the tuber pipe, the variable frequency fan is connected with out the tuber pipe through the second air-supply line, the second air-supply line is connected through dust filter with going out between the tuber pipe, the variable frequency fan is connected with the storage bucket through first air-supply line, first air-supply line is close to and is equipped with the heating tube on the inner wall of variable frequency fan department, the variable frequency fan is connected with the microcomputer control ware wire, storage bucket and first air-supply line inner wall all fill have the heat preservation.
The invention has the beneficial effects that: the inner walls of the charging barrel and the first air inlet pipe are filled with heat insulation layers, so that heat is greatly reduced from being transferred to the air, the working time of the heat pipe is saved, and the purpose of saving electricity is achieved; hot air of residual heat after passing through the charging basket flows back to the variable frequency fan for reuse, so that the working time of the heating pipe is saved, and the aim of saving electricity is fulfilled; the variable frequency fan is connected with the microcomputer controller through a wire, so that the rotating speed of the variable frequency fan can be conveniently controlled, the variable frequency fan can be used for further keeping warm by adopting low air volume after the heating tube stops, the working time of the heating tube is reduced, and the variable frequency fan is energy-saving and environment-friendly.
On the basis of the above, the invention can be improved as follows:
furthermore, the heating tube is connected with a wire of the microcomputer controller.
After adopting above-mentioned further improvement, microcomputer controller can conveniently control the heating tube and rise the temperature section by section, makes the waste heat in the heating tube fully send the utilization, saves the operating time of heating tube to reach accurate control and power saving.
Furthermore, a first temperature detector is arranged on the inner wall of the charging bucket, a second temperature detector is arranged on the inner wall of the first air inlet pipe close to the junction of the charging bucket, and the first temperature detector and the second temperature detector are respectively connected with the microcomputer controller through leads.
After adopting above-mentioned further improvement, first temperature detector and second temperature detector can detect the temperature in storage bucket and the first air-supply line respectively, detect temperature information through microcomputer control ware to the work of convenient control frequency conversion fan and heating tube.
Furthermore, the heat-insulating layer is made of fireproof heat-insulating cotton.
After the further improvement, the fireproof heat-preservation cotton can greatly reduce the heat transfer to the air, save the working time of the heat pipe and achieve the purpose of saving electricity.
Furthermore, an air supplementing filter core is arranged on one side of the dust filter and is arranged on the second air inlet pipe.
After adopting above-mentioned further improvement, this mend wind filter core can be used to carrying out the mend wind to inside, but also the dust in the filtered air prevents inside laying dust.
Furthermore, an exhaust elbow is arranged at the upper end of the charging bucket.
After the further improvement, the exhaust elbow can be used for exhausting water vapor in thermal circulation, and drying of materials is facilitated.
Drawings
Fig. 1 is a schematic front view of the present invention.
In the figure: the device comprises a charging basket 1, fireproof heat preservation cotton 2, a variable frequency fan 3, a heating pipe 4, an air supplementing filter element 5, a dust filter 6, a second air inlet pipe 7, an air outlet pipe 8, an air exhaust elbow 9, a microcomputer controller 10, a second temperature detector 11, a first temperature detector 12 and a first air inlet pipe 13.
Detailed Description
The claimed invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the energy-saving hopper dryer comprises a charging basket 1, a variable frequency fan 3 and a microcomputer controller 10, wherein a first air inlet pipe 13 is arranged on one side of the lower end of the charging basket 1, an air outlet pipe 8 is arranged on the upper end of the charging basket 1, the variable frequency fan 3 is connected with the air outlet pipe 8 through a second air inlet pipe 7, the second air inlet pipe 7 is connected with the air outlet pipe 8 through a dust filter 6, the variable frequency fan 3 is connected with the charging basket 1 through the first air inlet pipe 13, a heating pipe 4 is arranged on the inner wall of the first air inlet pipe 13 close to the variable frequency fan 3, the variable frequency fan 3 is connected with the microcomputer controller 10 through a wire, and heat insulation layers are filled in the inner walls of the charging basket 1 and the first air inlet pipe 13, so that heat is greatly reduced from being transferred to the air, the working time of; hot air of residual heat after passing through the charging basket 1 flows back to the variable frequency fan 3 for reuse, so that the working time of the heating tube 4 is saved, and the purpose of saving electricity is achieved; the variable frequency fan 3 is connected with the microcomputer controller 10 through a wire, so that the rotating speed of the variable frequency fan 3 can be conveniently controlled, the heating tube 4 can be further insulated by adopting low air volume after stopping, the working time of the heating tube is reduced, and the energy-saving and environment-friendly effects are achieved.
The heating tube 4 is connected with the microcomputer controller 10 through a wire, the microcomputer controller can conveniently control the heating tube to heat up section by section, waste heat in the heating tube is fully utilized, the working time of the heating tube is saved, and therefore accurate control and power saving are achieved.
Be equipped with first temperature detector 12 on the 1 inner wall of storage bucket, be equipped with second temperature detector 11 on the inner wall that first air-supply line 13 is close to storage bucket 1 junction, this first temperature detector 12 is connected with microcomputer control ware 10 wire through the wire respectively with second temperature detector 11, first temperature detector and second temperature detector can detect the temperature in storage bucket and the first air-supply line respectively, detect temperature information through microcomputer control ware to the work of convenient control heating tube.
The heat preservation is the fire prevention heat preservation cotton 2, and the cotton heat transfer that can significantly reduce of fire prevention heat preservation is in the air, saves the operating time of heat pipe, reaches the power saving purpose.
An air supplementing filter element 5 is arranged on one side of the dust filter 6, the air supplementing filter element 5 is installed on the second air inlet pipe 7, and the air supplementing filter element can be used for supplementing air to the inside, filtering dust in air and preventing dust accumulation in the inside.
The upper end of the charging basket 1 is also provided with an exhaust elbow 9, partial hot air is discharged through the exhaust elbow 9, and the charging basket can be used for discharging water vapor in thermal cycle, thereby being beneficial to drying materials.
The drying process of the invention is as follows:
1. the plastic to be dried is put into the charging basket 1, the variable frequency fan 3 blows air, the heating tube 4 starts to heat, and blown hot air enters the bottom of the charging basket 1 through the first air inlet tube 13; the temperature of the second temperature detector 11 continuously rises along with the continuous entering of hot air, if the temperature reaches 100 ℃, the temperature is preset according to the actual material drying condition, information is fed back to the microcomputer controller 10, the microcomputer controller 10 controls the heating pipe 4 to stop heating, and the microcomputer controller 10 controls the wind power of the variable frequency fan 3 to be reduced; when the temperature in the charging basket 1 is slowly reduced, and when the temperature of the second temperature detector 11 is lower than a certain temperature, the microcomputer controller 10 controls the heating tube 4 to heat, and the microcomputer controller 10 controls the variable frequency fan 3 to increase the wind power, so that the circulation is realized.
2. After the cyclic work of the step 1, the plastic at the bottom of the charging basket 1 is dried, at the moment, the first temperature detector 12 has a temperature, on the basis of the temperature, a temperature point is set in the microcomputer controller 10, when the first temperature detector 12 reaches the temperature, the plastic at the bottom of the charging basket 1 is proved to be dried, the microcomputer controller 10 controls the heating tube 4 to stop working until the plastic at the bottom is placed in the charging basket below, the plastic at the upper part in the charging basket 1 is placed down, and then the steps 1 and 2 are repeated until the whole plastic is dried and used up.
3. Through the air exhaust elbow 9 arranged at the upper end of the charging bucket 1, hot air can be directly led to the outside for recycling through the air exhaust elbow 9, and the discharging of water vapor in thermal circulation is facilitated.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides an energy-saving hopper dryer, includes storage bucket (1), frequency conversion fan (3), microcomputer control ware (10), its characterized in that, storage bucket (1) lower extreme one side is equipped with first air-supply line (13), and the upper end is equipped with out tuber pipe (8), frequency conversion fan (3) are connected with play tuber pipe (8) through second air-supply line (7), be connected through dust filter (6) between second air-supply line (7) and the play tuber pipe (8), frequency conversion fan (3) are connected with storage bucket (1) through first air-supply line (13), be equipped with heating tube (4) on the inner wall that first air-supply line (13) are close to frequency conversion fan (3) department, frequency conversion fan (3) are connected with microcomputer control ware (10) wire, storage bucket (1) and first air-supply line (13) inner wall all fill have the heat preservation.
2. The energy-saving hopper dryer as claimed in claim 1, wherein the heating tube (4) is connected with the energy-saving microcomputer controller (10) through a wire.
3. The energy-saving hopper dryer as claimed in claim 1, wherein a first temperature detector (12) is arranged on an inner wall of the charging basket (1), a second temperature detector (11) is arranged on an inner wall of the first air inlet pipe (13) close to a joint of the charging basket (1), and the first temperature detector (12) and the second temperature detector (11) are respectively connected with a lead of the microcomputer controller (10) through leads.
4. The energy-saving hopper dryer as claimed in claim 1, wherein the heat-insulating layer is made of fireproof heat-insulating cotton (2).
5. An energy-saving hopper dryer according to claim 1, characterized in that an air supplement filter element (5) is arranged on one side of the dust filter (6), and the air supplement filter element (5) is arranged on the second air inlet pipe (7).
6. The energy-saving hopper dryer according to claim 1, characterized in that the upper end of the charging basket (1) is further provided with an exhaust elbow (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911331050.7A CN110815636A (en) | 2019-12-20 | 2019-12-20 | Energy-saving hopper dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911331050.7A CN110815636A (en) | 2019-12-20 | 2019-12-20 | Energy-saving hopper dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110815636A true CN110815636A (en) | 2020-02-21 |
Family
ID=69546118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911331050.7A Pending CN110815636A (en) | 2019-12-20 | 2019-12-20 | Energy-saving hopper dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110815636A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010201783A (en) * | 2009-03-03 | 2010-09-16 | Kawata Mfg Co Ltd | Drier |
| CN204495028U (en) * | 2014-11-04 | 2015-07-22 | 佛山市阳光陶瓷有限公司 | A kind of kiln auto-control speed-regulating drying air fan |
| CN204687149U (en) * | 2015-05-08 | 2015-10-07 | 广州市文穂塑料机械有限公司 | A kind of environment-friendly type drying machine |
| CN208601759U (en) * | 2018-05-22 | 2019-03-15 | 福建省玖牛智能科技有限公司 | Injection molding machine dries bucket energy-saving intelligent control system |
| CN209639379U (en) * | 2018-12-05 | 2019-11-15 | 谭卓生 | A kind of drying machine with hot air circulation |
| CN211389700U (en) * | 2019-12-20 | 2020-09-01 | 东莞市科天达机械有限公司 | Energy-saving hopper dryer |
-
2019
- 2019-12-20 CN CN201911331050.7A patent/CN110815636A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010201783A (en) * | 2009-03-03 | 2010-09-16 | Kawata Mfg Co Ltd | Drier |
| CN204495028U (en) * | 2014-11-04 | 2015-07-22 | 佛山市阳光陶瓷有限公司 | A kind of kiln auto-control speed-regulating drying air fan |
| CN204687149U (en) * | 2015-05-08 | 2015-10-07 | 广州市文穂塑料机械有限公司 | A kind of environment-friendly type drying machine |
| CN208601759U (en) * | 2018-05-22 | 2019-03-15 | 福建省玖牛智能科技有限公司 | Injection molding machine dries bucket energy-saving intelligent control system |
| CN209639379U (en) * | 2018-12-05 | 2019-11-15 | 谭卓生 | A kind of drying machine with hot air circulation |
| CN211389700U (en) * | 2019-12-20 | 2020-09-01 | 东莞市科天达机械有限公司 | Energy-saving hopper dryer |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200221 |