CN212970806U - Granary with refrigeration and temperature control functions in granary - Google Patents
Granary with refrigeration and temperature control functions in granary Download PDFInfo
- Publication number
- CN212970806U CN212970806U CN202020593695.XU CN202020593695U CN212970806U CN 212970806 U CN212970806 U CN 212970806U CN 202020593695 U CN202020593695 U CN 202020593695U CN 212970806 U CN212970806 U CN 212970806U
- Authority
- CN
- China
- Prior art keywords
- warehouse
- air
- temperature
- granary
- grain
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses a granary of refrigeration accuse temperature in storehouse, including the warehouse, warehouse storage grain stack, the grain stack surface is covered and is left the rete in gap between edge and the warehouse lateral wall, the bottom surface is equipped with a plurality of first ventilation cages and second ventilation cage in the warehouse, the lateral wall that the second ventilation cage is close to the warehouse, the top is close to the warehouse lateral wall in the warehouse and sets up the tuber pipe that opens along the pipe shaft and have a plurality of wind holes, and the top is equipped with two at least air conditioners in the warehouse, the warehouse is equipped with the fan outward and is used for connecting first ventilation cage, second ventilation cage and goes out the tuber pipe. The beneficial effects of the utility model reside in that, in the storehouse was arranged in to the refrigeration source, realized the grain and piled accurate cooling all around, solved grain and piled "hot skin" phenomenon, reached the purpose of high-efficient accuse temperature.
Description
Technical Field
The utility model relates to a granary of refrigeration accuse temperature in storehouse mainly uses the technical field that grain was stored.
Background
The low-temperature grain storage is a commonly adopted grain storage technology in modern times, and mainly makes grains in a certain low-temperature state by controlling a physical factor of 'temperature', so that the grain storage stability is improved. Because the grains are living organisms, the grains must be placed in a low-temperature environment within a certain range (15-20 ℃) on the premise of maintaining normal life activities at a low temperature on the basis of not freezing out the grains, and the low temperature must inhibit the growth and breeding of entomophthora so as to limit the change speed of the quality of stored grains, thereby achieving the purpose of safely storing the grains. Long-term grain storage practices and researches prove that the low-temperature grain storage can effectively limit the life activities of grain heap organisms and reduce the loss of stored grains; the natural heating phenomenon in the grain storage process can be prevented and eliminated, the grain respiration intensity is reduced, the due quality of the grain is kept, and the quality deterioration is delayed; the use of chemical agents can be reduced or avoided, the pollution caused by residual agents is reduced, and the health of human bodies and the environmental sanitation are facilitated; can also be used as an emergency method for processing high-moisture grains.
The utility model discloses a grain storage cold storage and a grain storage method as the prior art publication No. CN107896650B, comprising a grain storage warehouse, wherein the grain storage warehouse is internally provided with a closed grain storage cold storage, grains are stored in the grain storage cold storage, and the bottom of the grain storage cold storage is at least provided with a set of air supply mechanism; at least one set of airflow circulating device is arranged in the grain storage cold store, and the airflow circulating device is used for pumping gas above grain level in the grain storage cold store to the bottom of grain for internal circulation; the controller controls the operation of the airflow circulating device according to the received temperature of the first temperature sensor; or the controller controls the operation of the airflow circulating device according to the temperature difference value between the first temperature sensor and the second temperature sensor.
For example, the prior art publication No. CN110050593A discloses a granary closed loop heat exchange cooling system and a cooling method thereof, wherein the granary closed loop heat exchange cooling system comprises a heat exchanger, a ventilator and a ventilating pipe network in the granary; the hot air channel in the heat exchanger, the ventilation pipe network in the granary and the ventilator form a closed hot air circulating channel in the granary for isolating air outside the granary; the cold air channel and the strong convection fan in the heat exchanger form an open channel communicated with the atmosphere. When the temperature difference between the grain temperature and the atmosphere reaches a set starting value, the system is started, the ventilator enables hot air in the bin to circulate in the hot air closed circulation channel, and the strong convection fan sucks cold air in the atmosphere from the cold air inlet of the heat exchanger, passes through the cold air channel and is discharged from the cold air outlet. The atmospheric cold air and the hot air in the bin exchange heat in the heat exchanger, and the hot air in the bin returns to the bin after being cooled to achieve the purpose of cooling.
The prior art all has characteristics, but all have certain limitation: the existing refrigeration low-temperature grain storage has simple construction method and quick effect, but cannot timely cool the inside and the part of the grain pile. The advantages and disadvantages of the prior art are analyzed, and the reasons are mainly as follows:
1. the thermal resistance of the enclosure structure of the warehouse is not measured and calculated, so that the refrigeration speed of the environment which does not conform to low-temperature grain storage is low, and the cold insulation time is short.
2. The air tightness of the warehouse is poor, and the thermal bridge is ubiquitous, so that the cooling is slow, the heating is fast, and the phenomenon of 'hot skin' is easy to occur around the grain pile, namely the grain pile is tightly attached to the side wall of the warehouse.
3. The granary heat sources are not classified and analyzed, an effective method (how to reduce heat sources such as artificial activities, fumigation circulation, space dehumidification and the like) is established according to the characteristics of different heat sources, and a 'cold one' treatment method is blindly adopted.
4. The heat transfer caused by the temperature difference in the bin cannot be effectively solved.
5. The cause of grain condensation is not eliminated fundamentally, and great potential safety hazard exists for grain storage.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a granary of refrigeration accuse temperature in storehouse, in the storehouse was arranged in to the refrigeration source, realized the accurate cooling all around of grain heap, solved grain heap "hot skin" phenomenon, reached the purpose of high-efficient accuse temperature.
The utility model discloses a realize through following technical scheme.
The utility model provides a granary of refrigeration accuse temperature in storehouse, includes the warehouse, warehouse storage grain stack, the grain stack surface covers has the rete that leaves the space between edge and the warehouse lateral wall, the bottom is equipped with a plurality of first ventilation cages and second ventilation cage in the warehouse, the lateral wall that the second ventilation cage is close to the warehouse, the top is close to the warehouse lateral wall and sets up the tuber pipe that has a plurality of wind holes along the pipe shaft in the warehouse, and the top is equipped with two at least air conditioners in the warehouse, the warehouse is equipped with the fan outward and is used for connecting first ventilation cage, second ventilation cage and tuber pipe.
The principle of the utility model is that: form the air current circulation in the warehouse through the fan, first ventilation cage and second ventilation cage will be inhaled the grain heap by the refrigerated air conditioning and cool down, the steam recirculation after the heat exchange sends to the warehouse top by air conditioning refrigeration and circulation, because air conditioning passes through by the space department at rete edge, consequently the circulation that "hot skin" region appears easily in the grain heap of air conditioning is great relatively, can solve the phenomenon of the cold heart of "hot skin" that the grain heap cooling appears, realized the comprehensive quick cooling of grain heap.
As a further improvement, the air conditioner has at least one air distribution box through the pipe connection, the air distribution box is connected first ventilation cage and second ventilation cage, after the cooling of a definite time refrigeration, the temperature cooling of grain heap central point puts is regional very fast "hot skin" relatively, consequently can electric control air distribution box close a plurality of first ventilation cages, can make air conditioning reposition of redundant personnel to the flow of first ventilation cage less, increases the flow of reposition of redundant personnel system second ventilation cage.
As a further improvement, the lateral wall in the warehouse is equipped with multirow temperature sensor, uses temperature sensor to carry out temperature monitoring to "hot skin" region to learn the live of "hot skin" regional temperature.
As a further improvement, the rete is equipped with a plurality of regions of easily tearing along the edge, and the phenomenon of generating heat appears more easily in the "hot skin" region, and the temperature of the part that generates heat does not surpass when too much, with the rete correspond the regional air current circulation that tears this region of reinforcing of tearing of the region can, the rete that easily tears the region still can adhere in the normal position.
As a further improvement, the bottom surface is equipped with the return air reinforced pipe that the air distribution box is connected in the warehouse, the return air reinforced pipe with parallelly connected a plurality of conveyer pipes that set up between the second ventilation cage, and every automatically controlled valve is all installed to the conveyer pipe.
When the temperature of the heating part exceeds a certain limit, the electric control valve of the conveying pipe is opened, the air suction quantity of the second ventilation cage is increased at a fixed point, and the cold air circulation quantity is increased at a fixed point.
As a further improvement of the utility model, the sealing plug can be plugged in the air hole of the air outlet pipe.
The condition that this technical scheme mainly dealt with is that the temperature of the regional portion that generates heat of "hot skin" surpasss certain limit to the portion that generates heat is the regional majority part of "hot skin", increases the air output of air conditioner, and plugs the wind hole that the portion that generates heat corresponds, realizes rapid cooling, and guarantees the average of grain heap everywhere temperature.
As the utility model discloses a further improvement, it is a plurality of first ventilation cage is parallel to each other, and the bottom surface evenly arranges in the warehouse, and this kind of arrangement is comparatively reasonable, can be so that the circulation of grain heap central air current circulation is comparatively average to ensure the whole average cooling of grain heap.
As a further improvement of the utility model, the refrigeration temperature of the air conditioner is 18 ℃.
The utility model has the advantages that:
(1) the utility model uses the air conditioner arranged in the barn as the cold air source, realizes the air circulation in the barn through the fan, sucks the cold air into the grain stack for overall cooling, and implements local cooling to the high cold air circulation in the 'hot skin' area of the grain stack through the second ventilation cage close to the side wall by matching with the gap at the edge of the film layer, and the cooling effect is obvious;
(2) the temperature sensor arranged on the inner side wall of the warehouse can monitor the temperature of the 'hot skin' area of the grain pile, and can find the heating phenomenon in time so as to facilitate the corresponding cooling operation;
(3) the utility model arranges the easy-tearing area on the film layer, and enhances the air circulation by tearing the easy-tearing area, so as to deal with the phenomenon that the heating part appears in the 'hot skin' area, and the temperature of the heating part is not exceeded too much by the means, thereby having convenient operation and better effect;
(4) the utility model discloses when the temperature of the part that generates heat surpassed the limit, should the part that generates heat respectively through two kinds of means and be divided into the condition of "hot skin" regional few part, majority part, these two kinds of means pertinence are stronger to can play better effect.
Drawings
FIG. 1 is a schematic perspective view of a refrigeration temperature-controlled granary in an embodiment 1;
FIG. 2 is a schematic view of the gas flow cycle of embodiment 1;
FIG. 3 is a schematic diagram of the arrangement of temperature sensors on the inner side wall of the warehouse in the embodiment 1;
FIG. 4 is a schematic view of an air outlet pipe in embodiment 1;
FIG. 5 is a schematic view of a film layer of embodiment 1;
FIG. 6 is a schematic layout of a second ventilation cage and a return air reinforced pipe in the embodiment 1;
fig. 7 is a schematic view of the air outlet pipe in embodiment 2.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Example 1:
referring to fig. 1 and 4, the granary for refrigerating and controlling temperature in the granary comprises a granary 1, wherein the granary 1 is in a cuboid shape, grain piles are stored in the granary 1, a film layer 2 covers the surface of each grain pile, a gap is reserved between the edge of the film layer 2 and the side wall of the granary 1, the gap distance is 30-60cm, two air conditioners 33 are arranged above the interior of the granary 1, the two air conditioners 33 are both close to the positions of the two large-area side walls of the granary 1, a fan 31 is arranged outside the granary 1, the fan 31 is a circulating fan, the position of the fan 31 is close to one small-area side wall of the granary 1, two air distribution boxes 32 are arranged on the bottom surface of the interior of the granary 1, the two air distribution boxes 32 are arranged in a bilateral symmetry mode and are approximately arranged at the position of 1/4, and the two air distribution boxes 32. Bottom surface sets up a plurality of first ventilation cages 5 in storehouse 1, first ventilation cage 5 is on a parallel with the long edge direction of storehouse 1 to equidistant even setting, first ventilation cage 5 averagely divide into two sets ofly, correspond and connect two air distribution box 32. And a second ventilating cage 6 is arranged at the position, close to 5-15 cm of the four side walls, of the bottom surface in the warehouse 1, and the second ventilating cage 6 is provided with four sections which are symmetrical in pairs and connected to the air distribution box 32. The upper portion sets up out tuber pipe 7 near four lateral walls departments in storehouse 1, it has a plurality of wind holes 7-A to go out tuber pipe 7 along the pipe shaft, go out tuber pipe 7 with fan 31 is connected, goes out tuber pipe 7 and chooses for use the PVC material. The fan 31 conveys hot air absorbed by the first ventilation cage 5 and the second ventilation cage 6 to the air outlet pipe 7, the air outlet pipe 7 conveys the hot air to the upper part in the warehouse 1, and the hot air is refrigerated by the air conditioner 33 and then is sucked down by the first ventilation cage 5 and the second ventilation cage 6.
Referring to fig. 2, an air flow circulation is formed in the barn 1 through the fan 31, the first ventilation cage 5 and the second ventilation cage 6 suck cold air refrigerated by the air conditioner 33 into the grain stack for cooling, hot air after heat exchange is conveyed to the air outlet pipe 7 through the fan 31 and then is circulated to the upper part of the barn 1 to be refrigerated and circulated by the air conditioner 33, and the flow of the cold air in the area where the hot skin easily appears in the grain stack is relatively large because the cold air passes through the gap at the edge of the film layer 2, so that the phenomenon of the cold skin and the cold heart of the hot skin occurring in the grain stack cooling can be solved, and the comprehensive and rapid cooling of the grain stack is realized.
After the refrigeration cooling of a certain period of time, the temperature cooling of the center position of the grain pile is relatively fast in the 'hot skin' area, so that the air distribution box 32 can be closed by electric control, the flow of cold air distributed to the first ventilation cage 5 is small, the flow of the distributed second ventilation cage 6 is continuously increased, the cooling effect of the 'hot skin' area is improved, and the temperature of the grain pile can be more average.
The average grain temperature of the whole barn 1 is less than or equal to 15 ℃, the average grain temperature of the barn periphery and the upper layer is less than or equal to 20 ℃ and the maximum grain temperature point of the whole barn is less than or equal to 22 ℃ in the whole summer, when the temperature in the barn is higher than 22 ℃, the fan 31 and the air conditioner 33 outside the barn are started, and the refrigerating temperature of the air conditioner 33 is set to be 18 ℃. Measuring the grain temperature change once every 1 hour until the grain temperature around is uniform, wherein the average grain temperature is lower than 18 ℃, and the temperature is not higher than 22 ℃, and optionally stopping the machine.
Referring to fig. 3, four side walls 10 in the warehouse 1 are provided with a plurality of rows of temperature sensors 1-a, the specific row is determined according to the height of the warehouse 1, usually, 4-5 rows are provided, and it is noted that the temperature sensor 1-a in the lowest row needs to be located at a position 65-10cm close to the second ventilation cage, and the temperature sensor 1-a is used for monitoring the temperature of the "hot skin" area so as to obtain the temperature condition of the "hot skin" area.
Referring to fig. 5, the film layer 2 is provided with a plurality of equally spaced easy-to-tear areas 2-a along the edge, the easy-to-tear areas 2-a can be rectangular areas, and the easy-to-tear areas 2-a are provided with pressing tear lines along the edge to facilitate tearing. When the easy-tearing region 2-a needs to be torn, a worker climbs the upper part of the granary through steps outside the granary, the upper part of the granary is provided with a working window, the working window is opened, the easy-tearing region 2-a is torn rapidly, then the working window is closed, and the film layer of the easy-tearing region 2-a can be adhered to the original position.
The reasons for the heating of the grain stack are many, external factors such as illumination, rainwater, moisture and the like received by the warehouse 1 exist, internal factors such as large original moisture of grains cause large proliferation of microorganisms with proper temperature, and a heating phenomenon easily occurs in a 'hot skin' area, so that in general conditions, when the temperature of a heating part does not exceed too much, an easily torn area 2-a corresponding to the film layer 2 is torn, the airflow circulation of the area is enhanced, and the cold air suction amount of the part is increased.
Referring to fig. 1 and 6, the bottom is equipped with return air reinforced pipe 81 in the warehouse 1, return air reinforced pipe 81 with second ventilation cage 6 sets up the mode the same, also is four sections of two bisymmetry, and all is connected to air distribution box 32, return air reinforced pipe 81 is located the inner ring department of second ventilation cage 6, its with parallelly connected a plurality of conveyer pipes 82 that set up between the second ventilation cage 6, adjacent equidistant, every between the conveyer pipe 82 electrically controlled valve 82-a is all installed to conveyer pipe 82.
If the temperature of the heating part of the 'hot skin' area exceeds a certain limit, the temperature cannot be reduced only by tearing the easily torn area of the film layer 2, the air circulation volume of the part needs to be increased, the air distribution box 32 is communicated with the return air reinforced pipe 81, the electric control valve 82-A of the conveying pipe 82 is opened, the suction volume of the corresponding part of the second ventilation cage 6 is enhanced in a fixed-point mode, the air circulation volume and the circulation speed are enhanced, and the embodiment mainly deals with the situation that the heating part is divided into a few parts of the 'hot skin' area. In addition, the heating part is generally in a range with a certain span and the temperature is also changed, so at least the electric control valve 82-a corresponding to the starting position of the heating part needs to be opened, and as for the electric control valves 82-a corresponding to the heating part, the actual conditions of the temperature change of the heating part and the span of the heating part need to be determined.
Example 2:
referring to fig. 7, compared with embodiment 1, the granary with refrigeration and temperature control in the granary is not provided with an air return reinforced pipe 81, and the difference lies in that: the air hole 7-A of the air outlet pipe 7 can be plugged into a sealing plug 71.
The condition that this embodiment mainly dealt with is that the temperature of the regional portion that generates heat of "hot skin" surpasss certain limit, and the portion that generates heat is the regional majority part of "hot skin", meet this kind of condition, then need strengthen the cooling effect to the regional whole of "hot skin", increase the air output of air conditioner, but under this operation original "hot skin" regional non-portion that generates heat then the temperature will be lower, granary control of temperature has two important principles, firstly stop the phenomenon of generating heat, secondly will guarantee the average of grain heap temperature everywhere as far as possible, consequently plug the wind hole 7-A that goes out tuber pipe 7 corresponds the portion that generates heat, reduce the steam input volume that corresponds the portion that generates heat, thereby make the cold air temperature that corresponds the portion that generates heat above the grain heap lower, realize the regional rapid cooling of "hot skin".
Example 3:
the present embodiment is a combination of embodiment 1 and embodiment 2.
Example 4:
the temperature control method of the granary for refrigerating and controlling the temperature in the granary aims at the condition that the heating part of the implementation case 1 is a few parts of a 'hot skin' area, and the method comprises the following steps:
s1: opening an air conditioner and a fan, and controlling an air distribution box to communicate all the first ventilation cages and the second ventilation cages for refrigeration;
s2: controlling the air distribution box to close the plurality of first ventilation cages;
s3: monitoring the numerical value of a temperature sensor on the inner side wall of the warehouse, setting a maximum threshold value, wherein the temperature sensors with the reading values smaller than or not smaller than the maximum threshold value are in a normal state and an abnormal state respectively;
s4: when at least one temperature sensor in less than 50% of the vertical columns in the multiple rows of temperature sensors is in an abnormal state, tearing the easy-to-tear area corresponding to the film layer;
s5: and if the temperature sensor is in an abnormal state after the S4 is implemented, controlling the air distribution box to be communicated with the return air reinforced pipe, and opening the electric control valve of the conveying pipe corresponding to the temperature sensor in the abnormal state.
Example 5:
a temperature control method of a granary for refrigerating and controlling temperature in the granary aims at the condition that a heating part of an implementation case 2 is a majority of a 'hot skin' area, and comprises the following steps:
s1: opening an air conditioner and a fan, and controlling an air distribution box to communicate all the first ventilation cages and the second ventilation cages for refrigeration;
s2: controlling the air distribution box to close the plurality of first ventilation cages;
s3: monitoring the numerical value of a temperature sensor on the inner side wall of the warehouse, setting a maximum threshold value, wherein the temperature sensors with the reading values smaller than or not smaller than the maximum threshold value are in a normal state and an abnormal state respectively;
s4: when at least one temperature sensor in not less than 50% of the vertical columns in the multiple rows of temperature sensors is in an abnormal state, tearing off an easy-to-tear area corresponding to the film layer;
s5: if the temperature sensor is in an abnormal state after the implementation of S4, the air outlet volume of the air conditioner is increased, and the air outlet pipe is plugged by using a sealing plug corresponding to the air hole of the temperature sensor in a normal state.
The above embodiments are only for illustrating the technical conception and the features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
The above embodiments are only for illustrating the technical conception and the features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (8)
1. The utility model provides a granary of refrigeration accuse temperature in storehouse, a serial communication port, including the warehouse, warehouse storage grain stack, the grain stack surface covers has the rete that leaves the space between edge and the warehouse lateral wall, the bottom surface is equipped with a plurality of first ventilation cages and second ventilation cage in the warehouse, the lateral wall that the second ventilation cage is close to the warehouse, the top is close to the warehouse lateral wall in the warehouse and sets up the tuber pipe that has a plurality of wind holes along the pipe shaft, and the top is equipped with two at least air conditioners in the warehouse, the warehouse is equipped with the fan outward and is used for connecting first ventilation cage, second ventilation cage and tuber pipe.
2. The refrigerated in-bin temperature controlled grain bin of claim 1, wherein the air conditioner is connected with at least one air distribution box through a pipeline, and the air distribution box is connected with the first ventilation cage and the second ventilation cage.
3. The refrigerated temperature controlled grain bin of claim 2, wherein the side walls of the bin are provided with a plurality of rows of temperature sensors.
4. The refrigerated temperature controlled grain bin of claim 3 wherein the film layer is provided with a plurality of tear away areas along the edges.
5. The granary according to claim 3, wherein the bottom of the granary is provided with a return air reinforced pipe connected with the air distribution box, a plurality of delivery pipes are arranged between the return air reinforced pipe and the second ventilation cage in parallel, and each delivery pipe is provided with an electric control valve.
6. The refrigerated temperature-controlled granary according to claim 3, wherein the sealing plug can be plugged into the air hole of the air outlet pipe.
7. The refrigerated temperature controlled grain bin of claim 1 wherein the plurality of first ventilation cages are parallel to each other and are evenly disposed on the bottom surface within the bin.
8. The refrigerated temperature-controlled granary according to claim 1, wherein the refrigeration temperature of the air conditioner is 18 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020593695.XU CN212970806U (en) | 2020-04-20 | 2020-04-20 | Granary with refrigeration and temperature control functions in granary |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020593695.XU CN212970806U (en) | 2020-04-20 | 2020-04-20 | Granary with refrigeration and temperature control functions in granary |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212970806U true CN212970806U (en) | 2021-04-16 |
Family
ID=75398165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020593695.XU Expired - Fee Related CN212970806U (en) | 2020-04-20 | 2020-04-20 | Granary with refrigeration and temperature control functions in granary |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212970806U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111512799A (en) * | 2020-04-20 | 2020-08-11 | 湖州市储备粮管理有限公司 | Granary with internal refrigeration and temperature control functions and temperature control method |
| CN115250767A (en) * | 2022-08-25 | 2022-11-01 | 中央储备粮海口直属库有限公司 | Granary cold wall system and method based on walkway plates and double-layer cavity covering surface |
| NL2032848B1 (en) * | 2022-06-28 | 2024-01-16 | Nanjing Univ Of Finance & Economics | Ventilation system with cooling wall for grain pile |
-
2020
- 2020-04-20 CN CN202020593695.XU patent/CN212970806U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111512799A (en) * | 2020-04-20 | 2020-08-11 | 湖州市储备粮管理有限公司 | Granary with internal refrigeration and temperature control functions and temperature control method |
| CN111512799B (en) * | 2020-04-20 | 2023-10-24 | 湖州市储备粮管理有限公司 | Granary capable of controlling temperature by refrigerating in granary and temperature control method |
| NL2032848B1 (en) * | 2022-06-28 | 2024-01-16 | Nanjing Univ Of Finance & Economics | Ventilation system with cooling wall for grain pile |
| CN115250767A (en) * | 2022-08-25 | 2022-11-01 | 中央储备粮海口直属库有限公司 | Granary cold wall system and method based on walkway plates and double-layer cavity covering surface |
| CN115250767B (en) * | 2022-08-25 | 2023-10-24 | 中央储备粮海口直属库有限公司 | Granary cold wall system and method based on pavement plate and double-layer cavity coverage |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212970806U (en) | Granary with refrigeration and temperature control functions in granary | |
| CN111512798B (en) | Granary capable of controlling temperature by refrigerating outside granary and temperature control method | |
| CN101919330B (en) | Automatic control system of intelligent low-temperature grain storage and control method thereof | |
| CN206156085U (en) | Transport case is preserved to chinese -medicinal material seedling | |
| CN212306197U (en) | Granary with refrigeration and temperature control outside granary | |
| CN111670948B (en) | Barrel type grain storage method | |
| CN201533509U (en) | Intelligent low-temperature grain storage automatic control system | |
| CN206314246U (en) | A kind of silo gas modulation and circulation fumigating system | |
| CN111758773B (en) | House type grain storage method | |
| CN207321996U (en) | A kind of silo ventilating system | |
| CN111512799A (en) | Granary with internal refrigeration and temperature control functions and temperature control method | |
| CN207529254U (en) | A kind of environmental control system of constant temperature and humidity wisdom grain depot grain heap | |
| CN107988069A (en) | A kind of medical Micro biological Tests quarantine culture apparatus | |
| CN108131767A (en) | A kind of Multifunctional warm humidity conditioner for silo | |
| KR20120139218A (en) | Low temperature container | |
| CN111512800A (en) | Double-refrigeration temperature control granary and temperature control method | |
| CN110050593B (en) | Granary closed circulation heat exchange cooling system and cooling method thereof | |
| CN206586271U (en) | A kind of high humidity low temperature thawing apparatus | |
| CN113748855A (en) | Grain storage system temperature control device, grain storage system and control method | |
| CN207505482U (en) | It is a kind of to prevent the silo that grain is affected by the external environment | |
| US4045878A (en) | Ventilation process for inducing biochemical reactions in stored food grain while preserving dormancy | |
| CN107765747A (en) | A kind of environmental control system of constant temperature and humidity wisdom grain depot grain heap | |
| CN212306198U (en) | Double-refrigeration temperature-control granary | |
| CN209744798U (en) | Refrigerator with fresh-keeping function | |
| CN209824497U (en) | Potato intelligent control raw material warehouse |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210416 |