CN108800800A - Grain drying device - Google Patents
Grain drying device Download PDFInfo
- Publication number
- CN108800800A CN108800800A CN201810855590.4A CN201810855590A CN108800800A CN 108800800 A CN108800800 A CN 108800800A CN 201810855590 A CN201810855590 A CN 201810855590A CN 108800800 A CN108800800 A CN 108800800A
- Authority
- CN
- China
- Prior art keywords
- evaporator
- pipe
- condenser
- drying tower
- air
- 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
- 238000001035 drying Methods 0.000 title claims abstract description 46
- 239000000428 dust Substances 0.000 claims abstract description 28
- 235000013339 cereals Nutrition 0.000 claims abstract description 23
- 238000003860 storage Methods 0.000 claims abstract description 7
- 230000008676 import Effects 0.000 claims description 18
- 238000010025 steaming Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 239000003507 refrigerant Substances 0.000 description 6
- 239000007921 spray Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/10—Heating arrangements using tubes or passages containing heated fluids, e.g. acting as radiative elements; Closed-loop systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses grain drying devices, including drying tower (1), it is used to provide the heat pump of hot wind to the drying tower (1) and is connected to the drying tower (1) through dust flue (2) for collecting the dust storage chamber (4) of cereal dust, air blower (3) is equipped between the arrival end and the drying tower (1) of the dust flue (2), the condenser (5) of the heat pump is arranged in the hot wind air-inlet cavity of the drying tower (1), evaporator (6) setting of the heat pump is in the dust flue (2), it is characterised in that：The condenser (5) includes the multi-stage condensing device in the hot wind air-inlet cavity along air inlet direction arranged for interval, and the evaporator (6) is respectively connected to per first-stage condenser (5).Hot wind efficiency can be improved in grain drying device provided by the invention.
Description
Technical field
The present invention relates to drying equipment technical field, more particularly to a kind of grain drying device.
Background technology
Cereal is to need that processing is dried to cereal from harvesting to the process of storage, in order to cereal following process or
Person's long term storage.And the more traditional drying machine by burning fuel mode of crop dryer of heat-pump-type, pollute small, energy consumption
Advantage low, at low cost is particularly evident, and therefore, the prior art already has more and more heat-pump-type crop dryers for substituting
The drying machine of traditional burning fuel mode.
The grain drying machine of the prior art includes mainly heat pump and drying tower, and heat pump is by compressor by gaseous refrigeration
The gaseous refrigerant of agent boil down to high temperature and pressure is then delivered to the liquid refrigerant as normal temperature high voltage after condenser heat dissipation,
Heat that condenser distributes during this is delivered to granary by wind turbine, and then liquid refrigerant is through capillary, into evaporator,
Since refrigerant increases suddenly from space after capillary arrival evaporator, pressure reduces, and the refrigerant of liquid will vaporize, become
The refrigerant of gaseous state low temperature, to absorb a large amount of heat.
Heat pump generates the hot wind air-inlet cavity that hot wind enters drying tower, and hot wind is through the air inlet hole on the side plate of hot wind air-inlet cavity both sides
Cereal is dried in into cereal placed layer, then air-flow drains into collection through the exhausting duct on the outside of cereal placed layer through dust flue
In dirt room, in actual use, temperature reduces after hot wind enters hot wind air-inlet cavity, and hot blast temperature cannot often meet grain-drying
Demand.The present invention is therefore.
Invention content
Based on the above issues, it is an object of the present invention to provide a kind of grain drying devices, by the multistage cloth of the condenser of heat pump point
It sets in hot wind air-inlet cavity, and every first-stage condenser is connect with the evaporator being arranged in dust discharge pipeline, improve hot wind effect
Rate.
In order to solve the problems in the prior art, technical solution provided by the invention is：
Grain drying device, including drying tower, the heat pump for providing hot wind to the drying tower and be connected to through dust flue
To the drying tower for collecting the dust storage chamber of cereal dust, it is equipped between the arrival end of the dust flue and the drying tower
The condenser of air blower, the heat pump is arranged in the hot wind air-inlet cavity of the drying tower, and the evaporator setting of the heat pump exists
In the dust flue, the condenser includes the multi-stage condensing device in the hot wind air-inlet cavity along air inlet direction arranged for interval,
It is respectively connected to the evaporator per first-stage condenser.
In some embodiments, the evaporator is the first evaporator of level-one, the outlet first per first-stage condenser
Pipeline is connected to the import of first evaporator, and the outlet of first evaporator is connected to every level-one through second pipe and condenses
The import of device, the first pipe are equipped with expansion valve, and the second pipe is equipped with compressor.
In some embodiments, the evaporator include be arranged in parallel along air-out direction and with the multi-stage condensing device pair
The second evaporator of multistage answered, the outlet per first-stage condenser are connected to the second evaporator of every level-one through first pipe respectively
The outlet of import, the second evaporator per level-one is connected to the import of every first-stage condenser, the first pipe through second pipe
It is equipped with expansion valve, the second pipe is equipped with compressor.
In some embodiments, the evaporator include be arranged in series along air-out direction and with the multi-stage condensing device pair
The multistage third evaporator answered is sequentially connected to through first pipe respectively along the outlet of every first-stage condenser of air inlet direction arrangement
Along the import of every level-one third evaporator of air-out direction reversed arrangement, along the import of every first-stage condenser of air inlet direction arrangement
The outlet of every level-one third evaporator along air-out direction reversed arrangement, first pipe are sequentially connected to through second pipe respectively
Road is equipped with expansion valve, and the second pipe is equipped with compressor.
Compared with prior art, it is an advantage of the invention that：
Technical solution using the present invention, by the condenser of heat pump point it is multistage and along air inlet direction arranged for interval hot wind into
Wind intracavitary, and multi-stage condensing device is connected with the evaporator being arranged in dust discharge pipeline, dust flue is absorbed by evaporator
Waste heat in road can improve hot wind efficiency, to improve grain-drying efficiency.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, drawings in the following description are only some embodiments of the invention, for the common skill in this field
For art personnel, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of grain drying device embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of heat pump in the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of second of heat pump of the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of the third heat pump of the embodiment of the present invention；
Wherein：
1, drying tower；1-1, air inlet；
2, dust flue；2-1, the first connecting tube；2-2, curve bend；2-3, third connecting tube；
3, air blower；
4, dust storage chamber；
5, condenser；
6, evaporator；6-1, the first evaporator；6-2, the second evaporator；6-3, third evaporator；
7, expansion valve；
8, compressor；
9, supporting steel pipe；
10, pedestal；
11, feed pipe；
12, spray thrower
13, first pipe；
14, second pipe.
Specific implementation mode
Said program is described further below in conjunction with specific embodiment.It should be understood that these embodiments are for illustrating
The present invention and be not limited to limit the scope of the invention.The implementation condition used in embodiment can be done according to the condition of specific producer
Further adjustment, the implementation condition being not specified is usually the condition in routine experiment.
Referring to Fig. 1, it is the structural schematic diagram of the embodiment of the present invention, provides a kind of grain drying device comprising drying tower
1, the heat pump for providing hot wind to drying tower 1 and the collection for being connected to drying tower 1 through dust flue 2 for collection cereal dust
Dirt room 4, is equipped with air blower 3 between the arrival end and drying tower 1 of dust flue 2, and the condenser 5 of heat pump is arranged in drying tower 1
In hot wind air-inlet cavity, it is connected to hot wind air-inlet cavity equipped with air inlet 1-1 on drying tower 1, the evaporator 6 of heat pump is arranged in dust discharge
In pipe 2, in order to improve drying efficiency, the method have the characteristics that：Condenser 5 include along air inlet the spaced apart hot wind in direction into
In this example, by taking three-level condenser as an example, evaporator 6 is respectively connected to per first-stage condenser 5 for the multi-stage condensing device of wind intracavitary.
In implementation, dust flue 2 includes the first connecting tube 2-1, curve bend 2-2 and horizontally disposed second connecting tube 2-3,
First connecting tube 2-1 is connected to the air outlet of air blower 3, and the second connecting tube 2-3 is connected to dust storage chamber 4, and evaporator 6 is arranged in arc
The linkage section of shape bend pipe 2-2 and the second connecting tube 2-3.
Evaporator 6 is fixed on supporting steel pipe 9, and supporting steel pipe 9 passes through the company of curve bend 2-2 and the second connecting tube 2-3
It connects section and is fixed on pedestal 10, the linkage section of supporting steel pipe 9 and curve bend 2-2 and the second connecting tube 2-3 is tightly connected.
In order to advanced optimize the implementation result of the present invention, supporting steel pipe 9 stretches out the top of evaporator 6, in supporting steel pipe 9
Top be equipped with spray thrower 12, feed pipe 11 is connected in the lower part of supporting steel pipe 9, by accomplished continuously or intermittently opening spray thrower
12, it on the one hand can play the role of the cleaning action to evaporator 6, depositing dust on the other hand is played to drying tower 1.
In the case of winter or weather cold, if spray thrower sprays cold water to evaporator 6, evaporator 6 may be influenced
Working efficiency, feed pipe 11 can also be connected to thermal water source in this example, the work of evaporator 6 can be improved by spraying hot water
Make efficiency, also by the temperature and flow of adjusting hot water to adjust the temperature in drying tower 1.
It is a kind of structural schematic diagram of heat pump referring to Fig. 2, wherein evaporator 6 is the first evaporator 6-1 of level-one, each
The outlet of grade condenser 5 is connected to the import of the first evaporator 6-1 through first pipe 13, the outlet of the first evaporator 6-1 the
Two pipelines 14 are connected to the import of every first-stage condenser 5, and expansion valve 7 is equipped in first pipe 13, and second pipe 14 is equipped with
Compressor 8.
It is the structural schematic diagram of second of heat pump referring to Fig. 3, evaporator 6 includes being arranged in parallel along air-out direction and with three
Corresponding the second evaporator of the three-level 6-2 of grade condenser is connected to through first pipe 13 each respectively per the outlet of first-stage condenser 5
The import of second evaporator 6-2 of grade, it is cold that the outlet of the second evaporator 6-2 per level-one through second pipe 14 is connected to every level-one
The import of condenser 5 is equipped with expansion valve in first pipe 13, and compressor 8 is equipped on second pipe 14.
It is the structural schematic diagram of the third heat pump referring to Fig. 4, evaporator 6 includes being arranged in series along air-out direction and with three
The corresponding three-level third evaporator 6-3 of grade condenser, the outlet for the every first-stage condenser 5 arranged along air inlet direction is respectively through first
Pipeline 13 is sequentially connected to the import of every level-one third evaporator 6-3 along air-out direction reversed arrangement, along air inlet direction arrangement
The import of every first-stage condenser 5 every level-one third along air-out direction reversed arrangement is sequentially connected to through second pipe 14 respectively
The outlet of evaporator 6-3 is equipped with expansion valve 7 in first pipe 13, and compressor 8 is equipped on second pipe 14.
The foregoing examples are merely illustrative of the technical concept and features of the invention, its object is to allow the person skilled in the art to be
It cans understand the content of the present invention and implement it accordingly, it is not intended to limit the scope of the present invention.It is all smart according to the present invention
The equivalent transformation or modification that refreshing essence is done, should be covered by the protection scope of the present invention.
Claims (4)
1. grain drying device, including drying tower (1), for providing the heat pump of hot wind to the drying tower (1) and through dust flue
(2) drying tower (1) is connected to for collecting the dust storage chamber (4) of cereal dust, the arrival end of the dust flue (2) and institute
It states and is equipped with air blower (3) between drying tower (1), condenser (5) setting of the heat pump is entered the wind in the hot wind of the drying tower (1)
Intracavitary, evaporator (6) setting of the heat pump is in the dust flue (2), it is characterised in that：The condenser (5) includes edge
Multi-stage condensing device of the direction arranged for interval in the hot wind air-inlet cavity is entered the wind, is respectively connected to per first-stage condenser (5) described
Evaporator (6).
2. grain drying device according to claim 1, it is characterised in that：The evaporator (6) is the first steaming of level-one
Device (6-1) is sent out, the outlet per first-stage condenser (5) is connected to the import of first evaporator (6-1) through first pipe (13),
The outlet of first evaporator (6-1) is connected to the import of every first-stage condenser (5), first pipe through second pipe (14)
Road (13) is equipped with expansion valve (7), and the second pipe (14) is equipped with compressor (8).
3. grain drying device according to claim 1, it is characterised in that：The evaporator (6) includes along air-out direction
It is arranged in parallel and multistage second evaporator (6-2) corresponding with the multi-stage condensing device, the outlet per first-stage condenser (5) is distinguished
The import of the second evaporator (6-2) of every level-one is connected to through first pipe (13), the second evaporator (6-2's) per level-one goes out
Mouth is connected to the import of every first-stage condenser (5) through second pipe (14), and the first pipe (13) is equipped with expansion valve (7),
The second pipe (14) is equipped with compressor (8).
4. grain drying device according to claim 1, it is characterised in that：The evaporator (6) includes along air-out direction
It is arranged in series and multistage third evaporator (6-3) corresponding with the multi-stage condensing device, every level-one along air inlet direction arrangement is cold
The outlet of condenser (5) is sequentially connected to every level-one third evaporator along air-out direction reversed arrangement through first pipe (13) respectively
The import of (6-3), the import along every first-stage condenser (5) of air inlet direction arrangement are sequentially connected to through second pipe (14) respectively
Along the outlet of every level-one third evaporator (6-3) of air-out direction reversed arrangement, the first pipe (13) is equipped with expansion valve
(7), the second pipe (14) is equipped with compressor (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810855590.4A CN108800800A (en) | 2018-08-01 | 2018-08-01 | Grain drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810855590.4A CN108800800A (en) | 2018-08-01 | 2018-08-01 | Grain drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108800800A true CN108800800A (en) | 2018-11-13 |
Family
ID=64078658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810855590.4A Pending CN108800800A (en) | 2018-08-01 | 2018-08-01 | Grain drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108800800A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110595169A (en) * | 2019-09-05 | 2019-12-20 | 上海伯涵热能科技有限公司 | Full-bin micro-speed static drying device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792065A (en) * | 2014-12-19 | 2015-07-22 | 上海伯涵热能科技有限公司 | Heat pump system for heating drying medium and recovering waste heat in stepped mode |
| CN107144124A (en) * | 2017-07-21 | 2017-09-08 | 苏州市农业机械有限公司 | Novel grain drying device |
| CN207180310U (en) * | 2017-07-21 | 2018-04-03 | 苏州市农业机械有限公司 | Novel grain drying device |
| CN208720655U (en) * | 2018-08-01 | 2019-04-09 | 苏州市农业机械有限公司 | Grain drying device |
-
2018
- 2018-08-01 CN CN201810855590.4A patent/CN108800800A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792065A (en) * | 2014-12-19 | 2015-07-22 | 上海伯涵热能科技有限公司 | Heat pump system for heating drying medium and recovering waste heat in stepped mode |
| CN107144124A (en) * | 2017-07-21 | 2017-09-08 | 苏州市农业机械有限公司 | Novel grain drying device |
| CN207180310U (en) * | 2017-07-21 | 2018-04-03 | 苏州市农业机械有限公司 | Novel grain drying device |
| CN208720655U (en) * | 2018-08-01 | 2019-04-09 | 苏州市农业机械有限公司 | Grain drying device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110595169A (en) * | 2019-09-05 | 2019-12-20 | 上海伯涵热能科技有限公司 | Full-bin micro-speed static drying device |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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 |
Application publication date: 20181113 |