CN213119987U - Simple air source heat pump for material drying - Google Patents
Simple air source heat pump for material drying Download PDFInfo
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- CN213119987U CN213119987U CN202021879657.7U CN202021879657U CN213119987U CN 213119987 U CN213119987 U CN 213119987U CN 202021879657 U CN202021879657 U CN 202021879657U CN 213119987 U CN213119987 U CN 213119987U
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Abstract
The utility model belongs to the technical field of seed processing equipment, concretely relates to simple and easy air source heat pump of material stoving usefulness, include: the heat pump unit comprises a frame part and a heat pump unit integrally arranged in the frame part; the frame part comprises an upper box body, a lower box body connected with the lower end of the upper box body, an air outlet pipe is arranged at the top of the upper box body, an air inlet is arranged at the bottom of the lower box body, a water outlet is arranged on one side wall of the bottom of the lower box body, and a circulating fan is arranged at an air outlet in the air outlet pipe; the heat pump unit comprises an evaporator, a condenser and a compressor which are connected in sequence, a sensible heat exchanger is arranged between the evaporator and the air inlet, the hot side of the sensible heat exchanger is connected with the evaporator, and the cold side of the sensible heat exchanger is connected with the condenser. The utility model discloses a heat pump dehumidification system is the stoving form of heat source, and wind is constantly heated, dehumidifies in the drying process, circulates always to the material just can discharge by drying, has effectively reduced the heat extraction loss, makes the energy-concerving and environment-protective high efficiency that corn ear stoving operation becomes.
Description
Technical Field
The utility model belongs to the technical field of seed processing equipment, concretely relates to simple and easy air source heat pump of material stoving usefulness.
Background
In the corn seed processing process, the fresh ear of corn with skin which is newly harvested has higher water content, if the fresh ear of corn with skin is directly threshed, the breaking rate is higher, the seed processing quality is seriously influenced, and the seeds with high moisture are not easy to store, so the corn ear is required to be dried to certain moisture before threshing and storing so as to improve the processing quality and the storage quality of the seeds.
At present, in the corn ear drying operation, a drying bin group is generally provided with a heat supply system which adopts a circulating hot air drying mode, and the provided heat supply system comprises a coal-fired boiler, a biomass boiler, natural gas heat supply and the like. Because these heating systems do not have the dehumidification function, consequently outside hot-blast passing the bed of material of passing directly discharge storehouse at most twice in the stoving in-process, the wind-warm syndrome is still very high this moment, takes away a large amount of heats, and the heat extraction loss is great. And natural gas heating has certain use area limitation, and the boiler heating mostly uses coal or corncob as main fuel, has caused the pollution of discharging fume like this. Especially, in recent years, environmental protection and energy problems are receiving national attention, and the traditional heating system can not meet the requirements of the current national conditions.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the above-mentioned prior art and not enough, the utility model provides a simple and easy air source heat pump of material stoving usefulness.
In order to achieve the above object, the utility model provides a following technical scheme:
a simple air source heat pump for drying materials comprises:
the heat pump unit comprises a frame part and a heat pump unit integrally arranged in the frame part;
the frame part comprises an upper box body, a lower box body connected with the lower end of the upper box body, an air outlet pipe is arranged at the top of the upper box body, an air inlet is arranged at the bottom of the lower box body, a water outlet is arranged on one side wall of the bottom of the lower box body, and a circulating fan is arranged at an air outlet in the air outlet pipe;
the heat pump unit comprises an evaporator, a condenser and a compressor which are connected in sequence, a sensible heat exchanger is arranged between the evaporator and an air inlet, the hot side of the sensible heat exchanger is connected with the evaporator, the cold side of the sensible heat exchanger is connected with the condenser, and a liquid storage tank is arranged on one side of the compressor.
Furthermore, the condenser is obliquely arranged in the upper box body and is parallel to the upper end surface of the upper box body.
Furthermore, the sensible heat exchanger is fixedly arranged in the lower box body, and the bottom of the sensible heat exchanger is positioned on one side of the air inlet.
Furthermore, the upper box body is of a semi-open structure, and the circulating fan heats air entering the upper box body through the condenser and then discharges the air from the air outlet.
Furthermore, the upper box body and the lower box body are of an integral structure.
Furthermore, the lower box body is of a closed structure.
Compared with the prior art, the beneficial effects of the utility model are that:
the method has the advantages that: the utility model discloses a heat pump dehumidification system is the stoving form of heat source, and wind is constantly heated, dehumidifies in the drying process, circulates always to the material just can discharge by drying, has effectively reduced the heat extraction loss, makes the energy-concerving and environment-protective high efficiency that corn ear stoving operation becomes.
The method has the advantages that: heat pump dehumidification system for reduce the load of evaporimeter and condenser, increased sensible heat exchanger before the evaporimeter import, carry out the heat transfer through the hot humid air after the cold dry wind after the dehumidification and the stoving, the load of evaporimeter and condenser has obviously been reduced to the biggest utilization waste heat, energy-conserving effectual.
The method has the advantages that: the whole equipment shell adopts the design of galvanized sheet processing and pure bolt connection, and is integrally free of welding, so that the shell is effectively prevented from being corroded in a humid environment.
The advantages are that: the whole structure of the equipment is simple, and the cost is low.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a left side view of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of the present invention;
fig. 4 is a B-B sectional view of the present invention.
In the figure: 1. the heat pump unit comprises a frame part, 11 parts of an upper box body, 12 parts of a lower box body, 13 parts of an air inlet, 14 parts of an air outlet pipe, 15 parts of a water outlet, 16 parts of a circulating fan, 17 parts of an air outlet, 2 parts of a heat pump unit, 21 parts of an evaporator, 22 parts of a sensible heat exchanger, 23 parts of a condenser, 24 parts of a compressor and 25 parts of a liquid storage tank.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-4, a simple air source heat pump for drying materials comprises a frame part 1 and a heat pump unit 2 integrally arranged in the frame part 1; the frame part 1 comprises an upper box body 11, a lower box body 12 connected with the lower end of the upper box body 11, an air outlet pipe 14 arranged at the top of the upper box body 11, an air inlet 13 arranged at the bottom of the lower box body 12, a water outlet 15 arranged on one side wall of the bottom of the lower box body 12, and a circulating fan 16 arranged at an air outlet 17 in the air outlet pipe 14; the heat pump unit 2 comprises an evaporator 21, a condenser 23 and a compressor 24 which are connected in sequence, a sensible heat exchanger 22 is arranged between the evaporator 21 and the air inlet 13, the hot side of the sensible heat exchanger 22 is connected with the evaporator 21, the cold side of the sensible heat exchanger 22 is connected with the condenser 23, the sensible heat exchanger 22 is fixedly installed in the lower box body 12, the bottom of the sensible heat exchanger 22 is located at one side of the air inlet 13, the condenser 23 is obliquely arranged in the upper box body 11, the condenser 23 and the upper end face of the upper box body 11 are arranged in parallel, and a liquid storage tank 25 is arranged at one side of the compressor.
Wherein the upper box body 11 is a semi-open structure, the circulating fan 16 heats the air entering the upper box body 11 by the condenser 23 and then discharges the air from the air outlet 17, the lower box body 12 is a closed structure, and the upper box body 11 and the lower box body 12 are an integral structure.
The utility model discloses when specifically using, cycle fluid passes through compressor 24, compressor 24 absorbs the low pressure from evaporimeter 21, microthermal refrigerant steam, become the high pressure with refrigerant vapor compression, high temperature's steam is sent into condenser 23, cooled into liquid in condenser 23, cycle fluid liquefaction in-process will produce a large amount of liquid refrigerant and get into evaporimeter 21 through throttle valve throttle decompression, liquid refrigerant endotherm becomes steam in evaporimeter 21, cycle fluid will absorb a large amount of heats in vaporization process, cycle fluid steam is again by compressor 24 suction compression, so circulate in cycles.
When the material is dried, generally, air is used as a drying medium to dry the material, air with high relative humidity from a drying chamber is enabled to enter a hot side of a sensible heat exchanger 22 due to high temperature, enters an evaporator 21 from the hot side, high-humidity air is cooled and cooled down due to heat absorption caused by vaporization of a circulating working medium in the evaporator 21, the temperature is reduced to be far lower than the dew point temperature of the air, water vapor in the air is condensed on the surface of the evaporator 21 and separated out and stored in a liquid storage tank 25, condensed water in the liquid storage tank 25 is discharged outside through a pipeline through a water outlet 15, then low-temperature dry air enters a cold side of the sensible heat exchanger 22, heat exchange is carried out between the cold side and the air at the hot side in the sensible heat exchanger 22, the air at the hot side is reduced and then enters the evaporator 21, the air at the cold side is increased in temperature and then enters a condenser 23, thereby low temperature, low humid air is heated into high temperature, low humid air, high temperature, low humid air is sent into the drying chamber through circulating fan 16, high temperature, low humid air and material carry out heat and mass exchange in the drying chamber, high temperature, low humid air heats the material and makes the moisture in the material evaporate to become higher humidity and lower temperature air, again through evaporimeter 21 cooling dehumidification, so reciprocating circulation realizes the purpose of dry material.
Claims (6)
1. A simple air source heat pump for drying materials is characterized by comprising:
a frame part (1), and a heat pump unit (2) integrally arranged in the frame part (1);
the frame part (1) comprises an upper box body (11), a lower box body (12) connected with the lower end of the upper box body (11), an air outlet pipe (14) is arranged at the top of the upper box body (11), an air inlet (13) is arranged at the bottom of the lower box body (12), a water outlet (15) positioned on one side wall of the bottom of the lower box body (12), and a circulating fan (16) arranged at an air outlet (17) in the air outlet pipe (14);
the heat pump unit (2) comprises an evaporator (21), a condenser (23) and a compressor (24) which are sequentially connected, a sensible heat exchanger (22) is arranged between the evaporator (21) and an air inlet (13), the hot side of the sensible heat exchanger (22) is connected with the evaporator (21), the cold side of the sensible heat exchanger (22) is connected with the condenser (23), and a liquid storage tank (25) is arranged on one side of the compressor (24).
2. The simple air source heat pump for drying materials as set forth in claim 1, characterized in that said condenser (23) is obliquely disposed in the upper case (11) in parallel with the upper end surface of the upper case (11).
3. A simplified air source heat pump for drying materials as set forth in claim 1, characterized in that said sensible heat exchanger (22) is fixedly installed in the lower case (12) and its bottom is located at one side of the air intake (13).
4. The simple air source heat pump for drying materials as claimed in any one of claims 1-3, characterized in that the upper box (11) is a semi-open structure, and the circulating fan (16) heats the air entering the upper box (11) through the condenser (23) and then discharges the air from the air outlet (17).
5. The simplified air source heat pump for drying materials as set forth in claim 4, characterized in that said upper tank (11) and said lower tank (12) are of integral construction.
6. A simplified air source heat pump for drying material as defined in claim 5, wherein said lower housing (12) is of closed construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021879657.7U CN213119987U (en) | 2020-09-01 | 2020-09-01 | Simple air source heat pump for material drying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021879657.7U CN213119987U (en) | 2020-09-01 | 2020-09-01 | Simple air source heat pump for material drying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213119987U true CN213119987U (en) | 2021-05-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021879657.7U Active CN213119987U (en) | 2020-09-01 | 2020-09-01 | Simple air source heat pump for material drying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213119987U (en) |
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2020
- 2020-09-01 CN CN202021879657.7U patent/CN213119987U/en active Active
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