CN205052255U - Edible mushroom cultivation is with energy -conserving big -arch shelter of cooling - Google Patents
Edible mushroom cultivation is with energy -conserving big -arch shelter of cooling Download PDFInfo
- Publication number
- CN205052255U CN205052255U CN201520765920.2U CN201520765920U CN205052255U CN 205052255 U CN205052255 U CN 205052255U CN 201520765920 U CN201520765920 U CN 201520765920U CN 205052255 U CN205052255 U CN 205052255U
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- Prior art keywords
- water
- booth
- blower fan
- cascade
- fan
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
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- Mushroom Cultivation (AREA)
Abstract
The utility model relates to an agricultural greenhouse's technical field discloses an edible mushroom cultivation is with energy -conserving big -arch shelter of cooling. The energy -conserving big -arch shelter of cooling down includes cascade, first fan, second fan, third fan, water catch bowl, sterilizing equipment, return water pond and ventilation pipe. The embedding of first fan sets up on a big -arch shelter lateral wall, the cascade sets up in the place ahead of first fan, the place ahead of cascade sets up the second fan, the embedding of third fan sets up on opposed big -arch shelter lateral wall of cascade, the water catch bowl sets up in the bottom in the big -arch shelter outside, sterilizing equipment's one end is connected with the delivery port of water catch bowl, and the other end is connected with the return water pond, the ventilation pipe sets up in the place ahead of second fan. The utility model discloses simple structure can convey the cold air to each corner of big -arch shelter through the combined action of cascade fan and ventilation pipe, makes the inside temperature of big -arch shelter even, can carry out cyclic utilization to water resource and the rainwater that provides again, and is energy -concerving and environment -protective.
Description
Technical field
The utility model relates to the technical field of agricultural booth, more specifically, relates to a kind of edible fungus culturing cooling energy-saving booth.
Background technology
At present, the production of China most area edible mushroom generally concentrates on these three low temperature seasons of spring autumn and winter season, and high temperature season seldom fruiting in summer, this is inseparable with the environmental condition required for edible fungi growth.The environmental condition affecting edible fungi growth mainly comprises the conditions such as temperature, humidity, illumination, air and ventilation.Temperature is one of topmost environmental condition affecting edible fungi growth growth, and different kinds is in different growth and development stages, also different to temperature requirement.The temperature of general mycelial growth demands is higher, and at 20 ~ 26 DEG C, the temperature of sporophore growth demands is lower, generally at 13 ~ 18 DEG C.The time of bacterium, the time of fruiting and quality are sent out in the height impact of temperature, and therefore temperature decides success or failure and the economic benefit of production.Sunlight direct irradiation is not needed, so need to carry out shading treatment to booth in edible fungi growth process.In addition, humidity is also one of key factor affecting edible fungi growth.In the mycelial growth stage, relative air humidity will be advisable below 75%; And in the fruiting stage, require that relative air humidity is more than 90%.
Therefore, carry out in booth edible fungus culturing process in summer, needing environmental condition such as temperature, humidity and illumination etc. on affecting edible fungi growth to carry out artificial comprehensive adjustment, building optimum growing environment, improve the Quality and yield of edible mushroom.In prior art, adopting cascade blower fan system to lower the temperature to booth is a kind of comparatively general method.Generally cascade is arranged on booth one sidewall, assembling is on the booth sidewall on the opposite of cascade, blower fan is utilized outwards to be taken out by the air of booth inside and form the draught head inside and outside booth, the air of booth outside is forced to suck booth from cascade, reduces air themperature, increases air humidity when air flows through cascade due to water evaporation endothermic.But the water consumption of employing said method can be larger, under the condition that water resource is limited, obviously can not meet the long-time requirement used.In addition, owing to being subject to the impact of position that cascade and blower fan install and quantity, easily there is non-uniform phenomenon in the temperature of booth inside, may affect the normal growth of edible mushroom.
Summary of the invention
The purpose of this utility model is to overcome deficiency of the prior art, a kind of edible fungus culturing cooling energy-saving booth is provided, cold air was both sent to each corner of booth by the acting in conjunction of cascade blower fan and ventilation duct by described cooling energy-saving booth, make booth internal temperature even, can recycle provided water resource and rainwater again, energy-saving and environmental protecting.
The purpose of this utility model is achieved through the following technical solutions:
A kind of edible fungus culturing cooling energy-saving booth, comprises cascade, the first blower fan, the second blower fan, the 3rd blower fan, cold water source device, water pump, water inlet pipe, water-supply-pipe, heat-insulation layer, water injector, water leg, sterilizing unit, back pool and ventilation duct; Described first blower fan embeds and is arranged on booth one sidewall; Described cascade is arranged at the front of the first blower fan; The front of described cascade arranges the second blower fan; Described 3rd blower fan embeds and is arranged on the booth sidewall on the opposite of cascade; The outside of described booth is coated with plastic film; The outer side covers of described plastic film has heat-insulation layer, and the coverage of described heat-insulation layer is booth top and all the other 2 sides except the booth two ends at the first blower fan and the 3rd blower fan place; Described water injector is arranged at the outside of heat-insulation layer and is positioned at the centre at booth top; Described water inlet pipe one end is connected with the water inlet at cascade top and water injector respectively, and the other end is connected to cold water source device and back pool respectively by water pump; Described water-supply-pipe one end is connected with the delivery port of water leg, and the other end is connected with back pool by sterilizing unit; Delivery port bottom described cascade is connected with water leg; The first valve, the second valve, the 3rd valve is respectively equipped with between described water pump and cold water source device, back pool, water injector; Described ventilation duct is arranged at the front of the second blower fan.
The operation principle of this booth is as follows: when using cold water source device to supply water, opening the first valve and the 3rd valve, closing the second valve.Cold water to be delivered to water inlet and the water injector at cascade top because of water pump effect by water inlet pipe, the cold water at cascade top because of Action of Gravity Field slow in cascade flows from top to bottom, from water injector ejection or the cold water that flows out along the heat-insulation layer at booth top slowly to booth flows, take away the heat of insulation layer surface, avoid heat to continue to booth internal delivery.Air outside booth is sucked by the first blower fan and blows to cascade, and the air through cascade makes temperature reduce because of water evaporation endothermic, the cold air flowed out from cascade via the acting in conjunction of the second blower fan and ventilation duct to the transmission of the booth other end, guarantee homogeneous temperature.Meanwhile, the hot-air of booth inside is discharged to booth outside by the 3rd blower fan, promotes the flowing of air, accelerates to reduce booth internal temperature.If close the first blower fan and the 3rd blower fan, the space that then booth inside formation one is comparatively airtight, draught head can be formed in the front and back of cascade during the second blower fan work, make the air at cascade rear because the large active flow of air pressure is through cascade, cold air after cooling process via under the acting in conjunction of the second blower fan and ventilation duct to the transmission of the booth other end, can realize equally booth internal cooling and make homogeneous temperature.After cascade, remaining water is disposed to water leg from the delivery port bottom cascade, also water leg is come together in from the water booth overhead stream, water in water leg is delivered to sterilizing unit by the water-supply-pipe be connected with water leg delivery port, is delivered to back pool and stores after sterilization processing.When in back pool, the storage capacity of water reaches a certain amount of, when back pool can be used to supply water, open the second valve and the 3rd valve, close the first valve, the water extracted in back pool is lowered the temperature for booth by water pump.
In order to the cold air flowed out after cascade is better sent to each corner of booth, guarantee that booth internal temperature is even.Further, the surrounding of described ventilation duct has air vent.
In order to make full use of and collect water resource, realize recycling of water resource.Further, described water leg is provided with 2, lays respectively at the bottom of booth 2 sides that heat-insulation layer covers.
For convenience of the water collected in water leg is delivered to back pool, can not remaining too much water in water leg.Further, described water leg one end is provided with delivery port near bottom position place, and described water leg is provided with level height bottom delivery port one end lower than the level height bottom the water leg other end.
In order to the impurity comprised in filtering water, guarantee the normal work of the equipment such as water pipe and water injector.Further, filter is provided with between described sterilizing unit and water leg.
For effectively reduction is installed on the water pipe of booth outside because the conditions such as extraneous solar radiation are on the impact of water pipe, thus promote the temperature of water.Further, the outer side covers of described water inlet pipe and water-supply-pipe has heat-preservation cotton.
Regulate to realize temperature voluntarily in booth inside, and do not need could realize temperature adjustment by outside air.Further, the inlet scoop place of described first blower fan is provided with baffle plate, and described baffle plate is flexibly connected with the inlet scoop place of the first blower fan.
For effectively regulating the water yield size of water pump, supply exceed demand to avoid the water demand of cascade, saving water resource.Further, described water pump is connected with variable-frequency motor.
In order to effectively reduce the temperature flowing through the water of cascade, promote cooling-down effect.Further, described cold water source device is well or the pond being provided with refrigerating plant.
In order to make the air after cascade cooling process rapidly flow toward each corner of booth, realize booth internal temperature even.Further, the middle part of described booth is provided with accessory fan.
For getting rid of the interference of contained miscellaneous bacteria in water, the water after sterilization simultaneously can not affect the normal growth of edible mushroom.Further, described sterilizing unit adopts one or more in ozone sterilization, chlorbenside bacterium, ultraviolet sterilization.
Normally can work under given conditions in order to ensure valve, booth control procedure is realized smoothly.Further, described first valve, the second valve, the 3rd valve adopt motor-driven valve, pneumatic operated valve, one or more in hydraulic operated valve.
For ensureing that air forward blows to cascade and forwards, promote air flowing.Further, described first blower fan, the second blower fan, the 3rd blower fan are one or more in axial flow blower, centrifugal blower, diagonal flow fan.
In order to effectively reduce the temperature of the heat-insulation layer of booth outside, reduce the heat of booth outside to booth internal delivery.Further, described water injector is metal tube or the plastic tube that automatic sprinkler or surrounding have multiple eyelet.
In order to realize carrying out effective insulation to booth, extend the service life of plastic film simultaneously.Further, described heat-insulation layer is followed successively by woollen blanket and black waterproofing membrane from inside to outside.
The temperature of the water of cascade is flowed through in order to effectively reduce, simultaneously can not be too high thus booth cannot be supplied use because of the temperature of backwater pool inner water.Further, refrigerating plant is provided with in described back pool.
Compared with prior art, the utility model has following beneficial effect:
It is simple that described edible fungus culturing cooling energy-saving booth has structural design, resource utilization high.Cold air was both sent to each corner of booth by the acting in conjunction of cascade blower fan and ventilation duct by it, made booth internal temperature even, can recycle again, energy-saving and environmental protecting to provided water resource and rainwater.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of cooling energy-saving booth.
Embodiment
Below in conjunction with embodiment, the utility model is further described.Wherein, accompanying drawing only for exemplary illustration, expression be only schematic diagram, but not pictorial diagram, can not be interpreted as the restriction to this patent; In order to embodiment of the present utility model is described better, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; For a person skilled in the art, in accompanying drawing, some known features and explanation thereof may be omitted is understandable.
embodiment 1
As shown in Figure 1, a kind of edible fungus culturing cooling energy-saving booth, comprises cascade 1, first blower fan 2, second blower fan 3, the 3rd blower fan 4, cold water source device 5, water pump 6, variable-frequency motor 7, water inlet pipe 8, water-supply-pipe 9, plastic film 10, heat-insulation layer 11, baffle plate 12, water injector 13, water leg 14, sterilizing unit 15, back pool 16, first valve 17, second valve 18, the 3rd valve 19 and ventilation duct 20.First blower fan 2 embeds and is arranged on booth one sidewall; Cascade 1 is arranged at the front of the first blower fan 2; The front of cascade 1 arranges the second blower fan 3; 3rd blower fan 4 embeds and is arranged on the booth sidewall on the opposite of cascade 1; The outside of booth is coated with plastic film 10; The outer side covers of plastic film 10 has heat-insulation layer 11, and the coverage of heat-insulation layer 11 is booth top and all the other 2 sides except the booth two ends at the first blower fan 2 and the 3rd blower fan 4 place; Water injector 13 is arranged at the outside of heat-insulation layer 11 and is positioned at the centre at booth top; Water inlet pipe 8 one end is connected with the water inlet at cascade 1 top and water injector 13 respectively, and the other end is connected to cold water source device 5 and back pool 16 respectively by water pump 6; Water-supply-pipe 9 one end is connected with the delivery port of water leg 14, and the other end is connected with back pool 16 by sterilizing unit 15; Delivery port bottom cascade 1 is connected with water leg 14; The first valve 17, second valve 18, the 3rd valve 19 is respectively equipped with between water pump 6 and cold water source device 5, back pool 16, water injector 13; Ventilation duct 20 is arranged at the front of the second blower fan 3.Wherein, water leg 14 is provided with 2, lays respectively at the bottom of booth 2 sides that heat-insulation layer 11 covers; The top of water leg 14 is hatch frame, and bottom and surrounding are closed structure; Water leg 14 one end is provided with delivery port near bottom position place, and water leg 14 is provided with level height bottom delivery port one end lower than the level height bottom the water leg other end; Back pool 16 is arranged at below ground surface, and its shape is cuboid; Water inlet pipe 8 has heat-preservation cotton with the outer side covers of water-supply-pipe 9; The inlet scoop place of the first blower fan 2 is provided with baffle plate 12, and baffle plate 12 is flexibly connected with the inlet scoop place of the first blower fan 2.
In the present embodiment, first blower fan 2, second blower fan 3 and the 3rd blower fan 4 adopt centrifugal blower, first valve 17, second valve 18 and the 3rd valve 19 adopt motor-driven valve, water pump 6 is connected with variable-frequency motor 7 water yield regulating water pump 6, the metal tube of water injector 13 multiple eyelet for surrounding has, cold water source device 5 is well, and sterilizing unit 15 adopts ultraviolet sterilization.
During work, if use cold water source device 5 to supply water, then open the first valve 17 and the 3rd valve 19, close the second valve 18; If the storage capacity of water meets the demands in back pool, back pool 16 can be used to supply water, then open the second valve 18 and the 3rd valve 19, close the first valve 17.Cold water in cold water source device 5 or back pool acts on water inlet and the water injector 13 being delivered to cascade 1 top by water inlet pipe 8 respectively because of water pump 6, the cold water at cascade top because of Action of Gravity Field slow in cascade flows from top to bottom, the cold water of ejection or outflow from water injector 13 is slow in booth flows along the heat-insulation layer 11 at booth top, take away the heat of insulation layer surface, avoid heat further to booth internal delivery.
When only needing to lower the temperature in booth inside, opening the second blower fan 3, closing the first blower fan 2 and the 3rd blower fan 4, and blocking the inlet scoop place of the first blower fan 2 with baffle plate 12.Second blower fan 3 can make the front and back of cascade 1 form draught head when working, namely the air in cascade 1 front is sucked by the second blower fan 3 and forwards transmits, thus causing the air pressure of the front air of cascade to be less than the air pressure of the rear air of cascade, the rear air of cascade is because the large active flow of air pressure is through cascade 1.The air flowing through cascade makes because of the heat be only absorbed by the water in air that the temperature of air reduces, humidity improves, then the cold air after cooling process transmits to the inner each corner of booth by the second blower fan 3, ventilation duct 20 and the accessory fan be arranged in the middle part of booth, thus reduces booth internal temperature and guarantee homogeneous temperature.Because the inlet scoop place of the first blower fan 2 is blocked by baffle plate 12, booth inside forms confined space, effectively can completely cut off extraneous hot-air inner because draught head flows into booth from the inlet scoop of the first blower fan 2, thus accelerate the booth internal cooling time.After cascade 1, remaining water is disposed to water leg 14 from the delivery port bottom cascade, avoids waste.Equally, be also collected in 2 water legs 14 respectively from the water booth overhead stream, the water in water leg 14 is delivered to sterilizing unit 15 by the water-supply-pipe 9 be connected with water leg 14 delivery port, is delivered to back pool 16 and stores for future use after sterilization processing.
When also needing to provide fresh air for booth inside in above-mentioned temperature-fall period simultaneously, the baffle plate 12 at the inlet scoop place removing the first blower fan 2 can be selected, start the first blower fan 2 and the 3rd blower fan 4 simultaneously.When first blower fan 2 works, air outside booth is sucked by the first blower fan 2 and blows to cascade 1, to make because of water evaporation endothermic through the air of cascade 1 that temperature reduces, humidity increases, the cold air flowed out from cascade 1 via the second blower fan 3, ventilation duct 20 and the accessory fan that is arranged in the middle part of booth to the transmission of the booth other end.Meanwhile, the hot-air of booth inside is discharged to booth outside by the 3rd blower fan 4, promotes the flowing of air, accelerates temperature-fall period.
In addition, described variable-frequency motor 7, by the control to water pump 6, effectively can regulate the water yield size of water pump, and supply exceed demand to avoid the water demand of cascade, saving water resource.The filter be provided with between described water leg 14 and sterilizing unit 15, the foreign material that can comprise in filtering water.Hypervolia in back pool and water temperature over-high cannot be supplied to booth cooling and use, and are also provided with refrigerating plant in described back pool.
Obviously, above-described embodiment is only for the technical solution of the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection domain that all should be included in the utility model claim.
Claims (10)
1. an edible fungus culturing cooling energy-saving booth, it is characterized in that, comprise cascade (1), the first blower fan (2), the second blower fan (3), the 3rd blower fan (4), cold water source device (5), water pump (6), water inlet pipe (8), water-supply-pipe (9), heat-insulation layer (11), water injector (13), water leg (14), sterilizing unit (15), back pool (16) and ventilation duct (20); The embedding of described first blower fan (2) is arranged on booth one sidewall; Described cascade (1) is arranged at the front of the first blower fan (2); The front of described cascade (1) arranges the second blower fan (3); Described 3rd blower fan (4) embeds and is arranged on the booth sidewall on the opposite of cascade (1); The outside of described booth is coated with plastic film (10); The outer side covers of described plastic film (10) has heat-insulation layer (11), and the coverage of described heat-insulation layer is booth top and all the other 2 sides except the booth two ends at the first blower fan (2) and the 3rd blower fan (4) place; Described water injector (13) is arranged at the outside of heat-insulation layer (11) and is positioned at the centre at booth top; Described water inlet pipe (8) one end is connected with the water inlet at cascade (1) top and water injector (13) respectively, and the other end is connected to cold water source device (5) and back pool (16) respectively by water pump (6); Described water-supply-pipe (9) one end is connected with the delivery port of water leg (14), and the other end is connected with back pool (16) by sterilizing unit (15); The delivery port of described cascade (1) bottom is connected with water leg (14); The first valve (17), the second valve (18), the 3rd valve (19) is respectively equipped with between described water pump (6) and cold water source device (5), back pool (16), water injector (13); Described ventilation duct (20) is arranged at the front of the second blower fan (3).
2. edible fungus culturing cooling energy-saving booth according to claim 1, it is characterized in that, the surrounding of described ventilation duct (20) has air vent.
3. edible fungus culturing cooling energy-saving booth according to claim 1, it is characterized in that, described water leg (14) is provided with 2, lays respectively at the bottom of booth 2 sides that heat-insulation layer (11) covers.
4. edible fungus culturing cooling energy-saving booth according to claim 1, it is characterized in that, described water leg (14) one end is provided with delivery port near bottom position place, and described water leg (14) is provided with level height bottom delivery port one end lower than the level height bottom water leg (14) other end.
5. edible fungus culturing cooling energy-saving booth according to claim 1, is characterized in that, be provided with filter between described sterilizing unit (15) and water leg (14).
6. edible fungus culturing cooling energy-saving booth according to claim 1, is characterized in that, described water inlet pipe (8) has heat-preservation cotton with the outer side covers of water-supply-pipe (9).
7. edible fungus culturing cooling energy-saving booth according to claim 1, it is characterized in that, the inlet scoop place of described first blower fan (2) is provided with baffle plate (12), and described baffle plate (12) is flexibly connected with the inlet scoop place of the first blower fan (2).
8. edible fungus culturing cooling energy-saving booth according to claim 1 ~ 7 any one, is characterized in that, described water pump (6) is connected with variable-frequency motor (7).
9. edible fungus culturing cooling energy-saving booth according to claim 8, it is characterized in that, described cold water source device (5) is well or the pond being provided with refrigerating plant.
10. edible fungus culturing cooling energy-saving booth according to claim 8, it is characterized in that, the middle part of described booth is provided with accessory fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520765920.2U CN205052255U (en) | 2015-09-30 | 2015-09-30 | Edible mushroom cultivation is with energy -conserving big -arch shelter of cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520765920.2U CN205052255U (en) | 2015-09-30 | 2015-09-30 | Edible mushroom cultivation is with energy -conserving big -arch shelter of cooling |
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| Publication Number | Publication Date |
|---|---|
| CN205052255U true CN205052255U (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520765920.2U Expired - Fee Related CN205052255U (en) | 2015-09-30 | 2015-09-30 | Edible mushroom cultivation is with energy -conserving big -arch shelter of cooling |
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| CN (1) | CN205052255U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105941019A (en) * | 2016-06-18 | 2016-09-21 | 李红光 | Agricultural greenhouse |
| CN109511440A (en) * | 2018-11-18 | 2019-03-26 | 山西省农业科学院试验研究中心 | Glasshouse cooling device |
| CN114532115A (en) * | 2022-03-29 | 2022-05-27 | 方书哲 | Planting big-arch shelter of low-cost cooling |
-
2015
- 2015-09-30 CN CN201520765920.2U patent/CN205052255U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105941019A (en) * | 2016-06-18 | 2016-09-21 | 李红光 | Agricultural greenhouse |
| CN109511440A (en) * | 2018-11-18 | 2019-03-26 | 山西省农业科学院试验研究中心 | Glasshouse cooling device |
| CN114532115A (en) * | 2022-03-29 | 2022-05-27 | 方书哲 | Planting big-arch shelter of low-cost cooling |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20170930 |
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| CF01 | Termination of patent right due to non-payment of annual fee |