CN209787917U - Special cooling device for integral granary - Google Patents
Special cooling device for integral granary Download PDFInfo
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- CN209787917U CN209787917U CN201920144690.6U CN201920144690U CN209787917U CN 209787917 U CN209787917 U CN 209787917U CN 201920144690 U CN201920144690 U CN 201920144690U CN 209787917 U CN209787917 U CN 209787917U
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Abstract
The utility model discloses a special cooling device for an integral granary, which comprises a unit frame, a thermal expansion valve and the like; the upper part of the unit frame is provided with a condensing fan, a grain bin air return opening and a grain bin air inlet; a centrifugal fan and a compressor are arranged in the unit frame, the outlet of the compressor is connected with the inlet of the condenser, and a high-voltage switch is arranged between the compressor and the condenser; the outlet of the condenser is connected with the inlet of the drying filter, the outlet of the drying filter is connected with the inlet of the thermostatic expansion valve, and the outlet of the thermostatic expansion valve is connected with the inlet of the evaporator; the outlet of the evaporator is connected with the inlet of the gas-liquid separator, and the outlet of the gas-liquid separator is connected with the inlet of the compressor; a low-pressure switch is arranged between the compressor and the gas-liquid separator, and a refrigerant filling valve is arranged between the low-pressure switch and the gas-liquid separator. The utility model discloses simple structure, reasonable in design, the practicality is strong. The design of large air volume effectively prevents the grain from dewing and simultaneously stops the occurrence of condensed water leakage accidents.
Description
Technical Field
the utility model relates to a cooling device especially relates to a special cooling device of integral granary.
Background
In the grain depot adopting the temperature control mode to store grains in China at present, most of the domestic wall-mounted split air conditioners are used for controlling the temperature of the grain depot, and an indoor unit is directly installed on the inner wall of the grain depot to control the temperature in the grain depot above the surface of the grain. The specific use condition of the grain station is not considered in the aspects of design and manufacture of the household air conditioner; the method comprises the following steps: the dust in the environment of the Aode is large, the Aode span is large, the temperature of the grain is reduced, and the like, the grain is feared to germinate or mildew caused by water leakage in the grain bin, and the chemical fumigation for killing insects in the bin causes serious corrosion to a heat exchanger and a circuit part. Meanwhile, on site, the dust in the bin is very easy to attach to the heat exchanger when the grains are fed or discharged and the temperature is controlled during starting, so that the heat exchange efficiency of the heat exchanger is reduced. Therefore, the development of a cooling device for preventing fumigation, dust and water leakage in the bin is needed in times, and the economic benefit and social responsibility of enterprises are improved.
SUMMERY OF THE UTILITY MODEL
the utility model aims at providing a special cooling device of integral granary can solve above-mentioned prior art's weak point completely.
The purpose of the utility model is realized through the following technical scheme:
A kind of integral granary specialized cooling apparatus, including the unit frame, thermal expansion valve, dry filter, compressor, gas-liquid separator, condenser, evaporator and centrifugal fan; the upper part of the unit frame is provided with a condensing fan, a grain bin air return opening and a grain bin air inlet; a centrifugal fan and a compressor are arranged in the unit frame, the outlet of the compressor is connected with the inlet of the condenser, and a high-voltage switch is arranged between the compressor and the condenser; the outlet of the condenser is connected with the inlet of the drying filter, the outlet of the drying filter is connected with the inlet of the thermostatic expansion valve, and the outlet of the thermostatic expansion valve is connected with the inlet of the evaporator; the outlet of the evaporator is connected with the inlet of the gas-liquid separator, and the outlet of the gas-liquid separator is connected with the inlet of the compressor; a low-pressure switch is arranged between the compressor and the gas-liquid separator, and a refrigerant filling valve is arranged between the low-pressure switch and the gas-liquid separator.
Further, the compressor is a rotor compressor, a scroll compressor or a piston compressor.
Further, the condenser is an air-cooled fin condenser, a plate-exchange condenser, a water-cooled shell-and-tube condenser or a sleeve condenser.
Further, the evaporator is an air-cooled fin evaporator, a plate-exchange evaporator, a water-cooled shell-and-tube evaporator or a sleeve evaporator.
Further, the centrifugal fan is a volute centrifugal fan or an EC centrifugal fan.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. The utility model discloses simple structure, reasonable in design, the practicality is strong. The design of large air volume is suitable for the granary with large structural span, so that the air supply temperature is above the dew point, the condensation of grains is prevented, and the granary storage is facilitated.
2. In order to prevent chemical fumigation and pest killing in the granary storage process, chemical gas corrodes fins, copper pipes and electrical parts of a heat exchanger, so that equipment is damaged or the service life of the equipment is shortened. The integral type spare equipment is arranged outside the bin, and only the air pipe is fed into the bin. The chemical fumigation of the granary has little influence on the chemical fumigation.
3. The traditional granary adopts a split air conditioner, an indoor unit is installed in the granary to carry out internal circulation, but dust in the granary is very large, particularly when grains enter and exit the granary, cooling equipment is used, condensed water generated by an evaporator easily generates microorganism substances with the dust to block a water outlet, the grains in the granary enter water, the stored grains germinate and mildew, and great damage is generated to the grains. The utility model discloses an integral structure, equipment settle outside the granary, only send into the granary with microthermal wind in, stopped the emergence of comdenstion water leakage accident completely.
Drawings
FIG. 1 is a schematic view of the installation of the present invention;
Fig. 2 is a front view of the present invention;
Fig. 3 is a top view of the present invention;
Fig. 4 is a left side view of the present invention;
Fig. 5 is a schematic diagram of the refrigeration system of the present invention.
Reference numerals: the system comprises a compressor 101, a high-pressure switch 102, a condenser 103, a drying filter 104, a thermal expansion valve 105, an evaporator 106, a gas-liquid separator 107, a refrigerant filling valve 108, a low-pressure switch 109, a condensing fan 110, a centrifugal fan 111, a unit frame 4, a granary air return inlet 1, a granary air inlet 2, an air supply pipeline 3, a spherical air opening 5 and an integral granary special cooling device 6.
Detailed Description
The invention will be further described with reference to the following specific embodiments and the accompanying drawings.
As shown in fig. 1, it is a schematic view of the installation and operation of the utility model in the granary; and as shown in fig. 2, 3 and 4, is a structural outline drawing of the integral cooling device special for the granary. High-temperature air in the surface space of the granary enters the equipment for treatment through the air return pipeline and the air return opening 1 of the granary, and the treated low-temperature air reaches the granary through the air inlet 2 of the granary and the air supply pipeline 3, so that the temperature of the air in the granary is kept in an ecological environment.
as shown in fig. 5, when the low-temperature grain storage system detects that the environment in the granary is increased, the unit automatically operates according to the set temperature, after the cooling operation, the compressor 101 sends the high-temperature and high-pressure refrigerant gas to the condenser 103 to exchange heat with the air flowing through forcibly, so as to change the refrigerant gas into low-temperature and high-pressure refrigerant liquid, the refrigerant liquid removes the moisture and impurities in the liquid through the drying filter 104, after the energy-saving and pressure-reducing operation is performed through the thermal expansion valve 105, the refrigerant enters the evaporator 106 to absorb the heat energy in the air flowing through the evaporator 106, so as to change the refrigerant into low-temperature and low-pressure gas, the liquid in the refrigerant is further removed through the gas-liquid separator 107, and then the refrigerant returns to. In the circulation, the centrifugal fan 111 changes the high-temperature air in the barn into low-temperature air after being processed by the evaporator 106 through the return air pipeline, and the low-temperature air is sent into the barn through the spherical air opening 5 through the air supply pipeline 3 to reduce the temperature of the barn area, so that the strategic goal of ecological green grain storage is achieved.
the utility model discloses mainly by integral granary special cooling device 6 with send back the pipeline and link to each other with the granary. The special cooling device 6 for the integral granary mainly comprises a unit frame 4, a compressor 101, a high-pressure switch 102, a condenser 103, a drying filter 104, a thermal expansion valve 105, an evaporator 106, a gas-liquid separator 107, a refrigerant filling valve 108, a low-pressure switch 109, a condensing fan 110, a centrifugal fan 111 and the like. The compressor 101 includes an inlet and an outlet, the high-pressure switch 102 includes an inlet, the condenser 103 includes an inlet and an outlet, the filter drier 104 includes an inlet and an outlet, the thermostatic expansion valve 105 includes an inlet and an outlet, the evaporator 106 includes an inlet and an outlet, the gas-liquid separator 107 includes an inlet and an outlet, the refrigerant filling valve 108 includes an inlet, and the low-pressure switch 109 includes an inlet. The unit frame 4 is provided with a condensing fan 110, a granary air return opening 1 and a granary air inlet 2. A centrifugal fan 111 and a compressor 101 are provided in the unit frame 4. The condensing fan 110 processes the high-temperature gaseous refrigerant into a low-temperature liquid refrigerant by passing the external air through the condenser 103. The centrifugal fan 111 processes the high-temperature air in the cabin through the evaporator 106 mainly through a return air duct, and sends the processed air into low-temperature air to the cabin. The outlet of the compressor 101 is connected with the inlet of the condenser 103, and the inlet of the high-voltage switch 102 is connected with the inlet of the condenser 103 in parallel; the outlet of the condenser 103 is connected with the inlet of the dry filter 104; the outlet of the dry filter 104 is connected with the inlet of the thermostatic expansion valve 105; the outlet of the thermostatic expansion valve 105 is connected with the inlet of the evaporator 106; the outlet of the evaporator 106 is connected with the inlet of the gas-liquid separator 107; the outlet of the gas-liquid separator 107 is connected with the inlet of the compressor 101; an inlet of the refrigerant charging valve 108 and an inlet of the low-pressure switch 109 are connected in parallel with an outlet of the gas-liquid separator 107.
The compressor 101 is any one of a rotary compressor, a scroll compressor, and a piston compressor. The condenser 103 is any one of an air-cooled fin, a plate exchanger, and a water-cooled shell tube or sleeve. The thermostatic expansion valve 105 is either a thermostatic expansion valve or an electronic expansion valve. The evaporator 106 is any of an air-cooled fin, a plate exchanger, and a water-cooled shell or sleeve. The centrifugal fan 111 is any one of a volute centrifugal fan and an EC centrifugal fan. The condensing fan 110 is a condensing axial flow fan. The structure form of the special cooling equipment for the integral granary is horizontal or vertical.
The utility model discloses simple structure, reasonable in design, the practicality is strong. The design of large air volume is suitable for the granary with large structural span, so that the air supply temperature is above the dew point, the condensation of grains is prevented, and the granary storage is facilitated. In order to prevent chemical fumigation and pest killing in the granary storage process, chemical gas corrodes fins, copper pipes and electrical parts of a heat exchanger, so that equipment is damaged or the service life of the equipment is shortened. The integral type spare equipment is arranged outside the bin, and only the air pipe is fed into the bin. The chemical fumigation of the granary has little influence on the chemical fumigation. The split air conditioner is adopted traditionally, the indoor unit is installed in the granary to carry out the inner loop, but the dust in the granary is very big, especially when the grain is in and out of the granary, the cooling device is used, the condensed water produced by the evaporator 106 can easily generate microorganism substances with the dust to block the water outlet, the grain in the granary is caused to enter water, the stored grain germinates, the stored grain is mildewed, and the great damage is generated to the grain. The utility model discloses an integral structure, equipment are settled outside the storehouse, only send into the storehouse with microthermal wind in, have stopped the emergence of comdenstion water leakage accident completely.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a special cooling device of integral granary which characterized in that: the system comprises a unit frame, a thermal expansion valve, a drying filter, a compressor, a gas-liquid separator, a condenser, an evaporator and a centrifugal fan; the upper part of the unit frame is provided with a condensing fan, a grain bin air return opening and a grain bin air inlet; a centrifugal fan and a compressor are arranged in the unit frame, the outlet of the compressor is connected with the inlet of the condenser, and a high-voltage switch is arranged between the compressor and the condenser; the outlet of the condenser is connected with the inlet of the drying filter, the outlet of the drying filter is connected with the inlet of the thermostatic expansion valve, and the outlet of the thermostatic expansion valve is connected with the inlet of the evaporator; the outlet of the evaporator is connected with the inlet of the gas-liquid separator, and the outlet of the gas-liquid separator is connected with the inlet of the compressor; a low-pressure switch is arranged between the compressor and the gas-liquid separator, and a refrigerant filling valve is arranged between the low-pressure switch and the gas-liquid separator.
2. the special cooling device of integral granary according to claim 1, wherein: the compressor is a rotor compressor, a scroll compressor or a piston compressor.
3. The special cooling device of integral granary according to claim 1, wherein: the condenser is an air-cooled fin condenser, a plate-exchange condenser, a water-cooled shell-and-tube condenser or a sleeve condenser.
4. The special cooling device of integral granary according to claim 1, wherein: the evaporator is an air-cooled fin evaporator, a plate-exchange evaporator, a water-cooled shell-and-tube evaporator or a sleeve evaporator.
5. The special cooling device of integral granary according to claim 1, wherein: the centrifugal fan is a volute centrifugal fan or an EC centrifugal fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920144690.6U CN209787917U (en) | 2019-01-28 | 2019-01-28 | Special cooling device for integral granary |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920144690.6U CN209787917U (en) | 2019-01-28 | 2019-01-28 | Special cooling device for integral granary |
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| Publication Number | Publication Date |
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| CN209787917U true CN209787917U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920144690.6U Active CN209787917U (en) | 2019-01-28 | 2019-01-28 | Special cooling device for integral granary |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115215030A (en) * | 2022-07-14 | 2022-10-21 | 深圳市创新特科技有限公司 | Three-dimensional storage system for dust-free room |
-
2019
- 2019-01-28 CN CN201920144690.6U patent/CN209787917U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115215030A (en) * | 2022-07-14 | 2022-10-21 | 深圳市创新特科技有限公司 | Three-dimensional storage system for dust-free room |
| CN115215030B (en) * | 2022-07-14 | 2024-03-19 | 深圳市创新特科技有限公司 | A three-dimensional warehouse system for dust free room |
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