Glass greenhouse capable of cooling and dehumidifying

Abstract

The utility model provides a glass greenhouse capable of cooling and dehumidifying. The glass greenhouse comprises a glass greenhouse main body, planting grooves; the air mixing room is arranged in the glass greenhouse main body; the fresh air opening is formed in the first side of the air mixing room and communicates the outside of the glass greenhouse main body with the air mixing room; the air return port is formed in the upper part of the second side of the air mixing chamber and communicates the interior of the glass greenhouse body with the air mixing chamber; the air supply outlets are formed in the lower part of the second side of the air mixing room and are communicated with the air mixing room and the planting groove; the air outlet end of the air feeder faces the planting groove; the refrigeration module is located on the side, away from the planting groove, of the air feeder; and the heating module is positioned between the refrigerating module and the air feeder. According to the glass greenhouse capable of cooling and dehumidifying, fresh air and return air are sucked in through the air feeder and are mixed in the air mixing chamber, the mixed air is cooled, dehumidified or heated by the refrigeration module and the heating module and then is fed into the planting groove through the air supply port, the planting area is cooled and dehumidified, the glass greenhouse has a good cooling effect in a high-temperature and high-humidity area, and the indoor temperature and humidity uniformity is better.

Description

TECHNICAL FIELD

[0001] The utility model belongs to glass greenhouse device technical field, concretely relates to a glass greenhouse of cooling and dehumidification. BACKGROUND

[0002] Glass greenhouse is a kind of greenhouse big -arch shelter with glass as main light covering material.Glass greenhouse cooling usually adopts wet curtain system, that is, wet curtain is arranged at one side of greenhouse, and axial flow fan is arranged at the other side, air is drawn by fan, outdoor air enters greenhouse after being cooled by wet curtain, greenhouse is cooled, and hot air is discharged outside greenhouse by fan at the other side.The principle of wet curtain cooling is that air flows through the surface of wet curtain paper, water on the surface evaporates and absorbs heat in air, so that the purpose of cooling air is achieved, and air humidity is increased.

[0003] Since wet curtain cooling is an isenthalpic cooling process, air changes from relatively high temperature and low humidity to low temperature and high humidity.Therefore, in hot and dry areas in summer, greenhouse cooling effect is better by using wet curtain.In high temperature and high humidity areas, such as southeast coast, Sichuan and Guizhou, etc., wet curtain cooling effect is poor, and greenhouse high-efficiency planting demand cannot be met in summer.In addition, wet curtain cooling is not good for controlling the uniformity of indoor temperature, and the indoor temperature at the end of air supply hose near the wet curtain side is more than 4 DEG C higher than that at the other side, which leads to significant difference in growth rate of crops in the same greenhouse, and is not conducive to planting management.

[0004] Therefore, it is necessary to provide a glass greenhouse of cooling and dehumidification suitable for high temperature and high humidity areas. CONTENT OF UTILITY MODEL

[0005] The utility model provides a glass greenhouse of cooling and dehumidification to solve the problems of poor wet curtain cooling effect and inaccurate indoor temperature control in greenhouse in high temperature and high humidity areas, a mixing chamber is arranged at one side of planting groove in the main body of glass greenhouse, fresh air inlet, return air inlet and air outlet are arranged on the mixing chamber respectively, fresh air and return air are drawn by air supply fan, mixed in the mixing chamber, cooled and dehumidified or heated by refrigeration module and heating module at air outlet, and then sent to planting area through air supply hose at the lower part of planting groove to cool and dehumidify air in planting area.The glass greenhouse of cooling and dehumidification has good cooling effect in the environment of high temperature and high humidity areas, and indoor temperature and humidity uniformity is better.

[0006] To solve the above problems, the utility model provides a glass greenhouse of cooling and dehumidification, comprising:

[0007] Glass greenhouse main body;

[0008] A plurality of planting grooves are arranged in the glass greenhouse main body;

[0009] Mixing chamber is arranged in the glass greenhouse main body;

[0010] a fresh air inlet, disposed at a first side of the mixing chamber, the fresh air inlet connecting an outdoor of the glass greenhouse body with the mixing chamber;

[0011] a return air outlet, disposed at an upper portion of a second side of the mixing chamber, the return air outlet connecting an interior of the glass greenhouse body with the mixing chamber;

[0012] a plurality of air supply outlets, disposed at a lower portion of the second side of the mixing chamber, each of the air supply outlets being connected with one of the planting slots through an air supply hose, the air supply outlets connecting the mixing chamber with the planting slots;

[0013] a plurality of air supply fans, at least one air supply fan being disposed at each of the air supply outlets, an air outlet end of the air supply fan being connected with the air supply hose at a lower portion of the planting slot;

[0014] a plurality of refrigeration modules, at least one refrigeration module being disposed at each of the air supply outlets, the refrigeration module being located at a side of the air supply fan away from the air supply hose;

[0015] a plurality of heating modules, at least one heating module being disposed at each of the air supply outlets, the heating module being located between the refrigeration module and the air supply fan.

[0016] Preferably, further comprising:

[0017] a fresh air inlet adjusting baffle and a first baffle angle adjusting mechanism, the fresh air inlet adjusting baffle being disposed at the fresh air inlet through the first baffle angle adjusting mechanism, the first baffle angle adjusting mechanism being used for adjusting an included angle between the fresh air inlet adjusting baffle and a side wall of the mixing chamber.

[0018] Preferably, further comprising:

[0019] a return air outlet adjusting baffle and a second baffle angle adjusting mechanism, the return air outlet adjusting baffle being disposed at the return air outlet through the second baffle angle adjusting mechanism, the second baffle angle adjusting mechanism being used for adjusting an included angle between the return air outlet adjusting baffle and a side wall of the mixing chamber.

[0020] Preferably, the fresh air inlet adjusting baffle is hinged to the side wall of the mixing chamber, the first baffle angle adjusting mechanism comprises a first rotary motor, an output end of the first rotary motor being coaxially connected with a hinge shaft of the fresh air inlet adjusting baffle;

[0021] the return air outlet adjusting baffle is hinged to the side wall of the mixing chamber, the second baffle angle adjusting mechanism comprises a second rotary motor, an output end of the second rotary motor being coaxially connected with a hinge shaft of the return air outlet adjusting baffle.

[0022] Preferably, the planting groove is arranged in two rows, and a plurality of the planting grooves are arranged in parallel in each row; a production channel is arranged between the two rows of the planting grooves; and the air mixing room is arranged in a direction perpendicular to the length of the planting groove.

[0023] Preferably, the air mixing room is two, and each air mixing room is arranged on one side of one row of the planting grooves.

[0024] Preferably, the refrigeration module comprises a refrigeration coil and a cooling water circulating machine, the refrigeration coil is arranged at the air supply port, the water inlet of the refrigeration coil is connected with the water outlet of the cooling water circulating machine, and the water outlet of the refrigeration coil is connected with the water return port of the cooling water circulating machine.

[0025] Preferably, the heating module comprises a heating coil and a steam / hot water generator, the heating coil is arranged at the air supply port, the air / water inlet of the heating coil is connected with the steam / hot water outlet of the steam / hot water generator, and the liquid outlet of the heating coil is connected with the water inlet of the steam / hot water generator.

[0026] Preferably, temperature sensors and humidity sensors are arranged at the outside of the glass greenhouse main body and / or the air return port and / or the air inlet surface of the refrigeration module and / or the air outlet surface of the refrigeration module and / or the outlet of the air supply fan and / or the planting area inside the greenhouse.

[0027] Preferably, a controller is further arranged and electrically connected with the temperature sensors, the humidity sensors, the first rotary motor, the second rotary motor, the refrigeration module and the heating module respectively.

[0028] Compared with the prior art, the utility model has the following beneficial effects:

[0029] The glass greenhouse capable of cooling and dehumidifying of the utility model, through the effect of the air supply fan, mixes the fresh air from the outside and the return air from the inside of the glass greenhouse in the air mixing room, cools and dehumidifies the mixed air, then enters the heating module to increase temperature and humidity, and finally enters the planting area through the one-to-one arranged air supply fan and air supply hose.

[0030] The glass greenhouse capable of temperature reduction and dehumidification also is provided with a new air inlet adjusting baffle and a first baffle angle adjusting mechanism, a return air inlet adjusting baffle and a second baffle angle adjusting mechanism, the included angle between the new air inlet adjusting baffle, the return air inlet adjusting baffle and the mixed air interval side wall can be adjusted, the size of the new air inlet and the return air inlet can be changed, thereby the flow of the introduced new air and return air is adjusted, the mixing ratio of the new air and the return air is changed, and in actual operation, the new air and return air ratio can be changed according to the actual required target temperature, humidity and actual temperature and humidity of the new air and return air.

[0031] The glass greenhouse capable of temperature reduction and dehumidification also is provided with a controller, a plurality of temperature sensors and a humidity sensor, the temperature and humidity information transmitted by the temperature sensors and the humidity sensor can be received by the controller and judged, the opening and closing size of the new air inlet and the return air inlet is controlled by the first rotary motor and the second rotary motor according to the difference between the measured value and the preset value, the new air and return air ratio in the mixed air is changed, the refrigeration and heating effects of the refrigeration module and the heating module are adjusted by adjusting the cold water flow of the cooling water circulating machine and the steam flow of the steam generator, and the temperature and humidity inside the greenhouse are accurately controlled. BRIEF DESCRIPTION OF DRAWINGS

[0032] Figure 1 is a structural schematic view of the glass greenhouse capable of temperature reduction and dehumidification according to the embodiment of the utility model;

[0033] Figure 2 is a top view of the glass greenhouse capable of temperature reduction and dehumidification according to the embodiment of the utility model.

[0034] Wherein: 1-glass greenhouse main body;2-blowing hose;3-mixed air interval;4-new air inlet;5-return air inlet;6-blowing port;7-blower;8-refrigeration module;9-heating module;10-new air inlet adjusting baffle;11-return air inlet adjusting baffle;12-first rotary motor;13-second rotary motor;14-production channel;15-planting groove. DETAILED DESCRIPTION

[0035] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0036] In the description of the utility model, it needs to explain, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or position relation based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as the limitation of the utility model.

[0037] Embodiment 1

[0038] As Figure 1 , Figure 2 shown, the glass greenhouse of the embodiment of the present application can be cooled and dehumidified, comprising: a glass greenhouse main body 1, a plurality of planting grooves 15, an air supply hose 2, a mixed air chamber 3, a fresh air outlet 4, an air return outlet 5, a plurality of air supply outlets 6, a plurality of air supply fans 7, a plurality of refrigeration modules 8, and a plurality of heating modules 9.

[0039] The plurality of planting grooves 15 are arranged in the glass greenhouse main body 1; the mixed air chamber 3 is arranged in the glass greenhouse main body 1; the fresh air outlet 4 is arranged on the first side of the mixed air chamber 3, and the fresh air outlet 4 is connected to the outside of the glass greenhouse main body 1 and the mixed air chamber 3; the air return outlet 5 is arranged on the upper part of the second side of the mixed air chamber 3, and the air return outlet 5 is connected to the inside of the glass greenhouse main body 1 and the mixed air chamber 3; the plurality of air supply outlets 6 are arranged on the lower part of the second side of the mixed air chamber 3, each air supply outlet 6 is connected to the air supply hose 2 of one planting groove, and the air supply outlet 6 is connected to the mixed air chamber 3 and the planting groove; at least one air supply fan 7 is arranged at each air supply outlet 6, and the air outlet end of the air supply fan 7 faces the air supply hose 2; at least one refrigeration module 8 is arranged at each air supply outlet 6, and the refrigeration module 8 is located on the side of the air supply fan 7 away from the air supply hose 2; at least one heating module 9 is arranged at each air supply outlet 6, and the heating module 9 is located between the refrigeration module 8 and the air supply fan 7.

[0040] The glass greenhouse of the embodiment can be cooled and dehumidified, and the fresh air from the outside and the return air from the inside of the glass greenhouse are mixed in the mixed air chamber by the action of the air supply fan, the mixed air after mixing is cooled and dehumidified by the refrigeration module, and then enters the heating module for temperature rise and humidity adjustment, and finally enters the greenhouse planting area through the one-to-one arranged air supply fan and air supply hose. The glass greenhouse of the embodiment can be cooled and dehumidified, and the mixed air of suitable temperature and humidity is sent into the planting area by cooling and dehumidifying and temperature rise and humidity adjustment of the mixed air composed of fresh air and return air, so as to realize the cooling and dehumidification of the planting area environment, thereby solving the problem of poor cooling effect of the wet curtain in high temperature and high humidity areas.

[0041] Preferably, the glass greenhouse that can be cooled and dehumidified further comprises:

[0042] The fresh air outlet adjusting baffle 10 is provided at the fresh air outlet 4 by the first baffle angle adjusting mechanism, and the first baffle angle adjusting mechanism is used to adjust the included angle between the fresh air outlet adjusting baffle 10 and the side wall of the mixing chamber 3. By setting the fresh air outlet adjusting baffle and the first baffle angle adjusting mechanism, the size of the fresh air outlet can be changed by adjusting the included angle between the fresh air outlet adjusting baffle and the side wall of the mixing chamber, so as to adjust the flow of the introduced fresh air, change the mixing ratio of the fresh air and the return air, and in actual operation, the fresh air and return air ratio can be changed according to the actual target temperature, humidity and actual temperature, humidity of the fresh air and return air.

[0043] Preferably, the temperature and dehumidification glass greenhouse further comprises:

[0044] The return air outlet adjusting baffle 11 is provided at the return air outlet 5 by the second baffle angle adjusting mechanism, and the second baffle angle adjusting mechanism is used to adjust the included angle between the return air outlet adjusting baffle 11 and the side wall of the mixing chamber 3. By setting the return air outlet adjusting baffle 11 and the second baffle angle adjusting mechanism, the size of the return air outlet can be changed by adjusting the included angle between the return air outlet adjusting baffle and the side wall of the mixing chamber 3, so as to adjust the flow of the introduced return air, change the mixing ratio of the fresh air and the return air, and in actual operation, the fresh air and return air ratio can be changed according to the actual target temperature, humidity and actual temperature, humidity of the fresh air and return air.

[0045] Preferably, the fresh air outlet adjusting baffle 10 is hinged to the side wall of the mixing chamber 3, and the first baffle angle adjusting mechanism comprises a first rotary motor 12, and the output end of the first rotary motor 12 is coaxially connected with the hinge shaft of the fresh air outlet adjusting baffle 10. The first rotary motor 12 drives the fresh air outlet adjusting baffle to rotate, adjusts the included angle between the fresh air outlet adjusting baffle and the side wall of the mixing chamber, changes the size of the fresh air outlet, and adjusts the flow of the fresh air.

[0046] Preferably, the return air outlet adjusting baffle 11 is hinged to the side wall of the mixing chamber 3, and the second baffle angle adjusting mechanism comprises a second rotary motor 13, and the output end of the second rotary motor 13 is coaxially connected with the hinge shaft of the return air outlet adjusting baffle 11. The second rotary motor 13 drives the return air outlet adjusting baffle to rotate, adjusts the included angle between the return air outlet adjusting baffle and the side wall of the mixing chamber, changes the size of the return air outlet, and adjusts the flow of the return air.

[0047] Preferably, the planting groove 15 is arranged in two rows, and each row is parallel to a plurality of planting grooves; a production channel 14 is arranged between the two rows of planting grooves; and the mixing chamber 3 is arranged in a direction perpendicular to the length of the planting groove 15.

[0048] Preferably, the mixing room 3 is two, and each mixing room 3 is arranged on one side of a row of planting tanks. With two rows of planting tanks 15, the two sides of the mixing room 3 can increase the depth of a single greenhouse, increase the proportion of the planting area of the greenhouse, and improve the production efficiency.

[0049] Preferably, the refrigeration module 8 comprises a refrigeration coil and a cooling water circulating machine. The refrigeration coil is arranged at the air inlet 6, the water inlet of the refrigeration coil is connected with the water outlet of the cooling water circulating machine, and the water outlet of the refrigeration coil is connected with the water return of the cooling water circulating machine. The cooling water circulating machine continuously provides cooling water for the refrigeration coil to cool and dehumidify the mixed air.

[0050] Preferably, the heating module 9 comprises a heating coil and a steam / hot water generator. The heating coil is arranged at the air inlet, the air / water inlet of the heating coil is connected with the steam / hot water outlet of the steam / hot water generator, and the liquid outlet of the heating coil is connected with the water inlet of the steam / hot water generator. The steam / hot water generator continuously provides high-temperature steam / hot water for the heating coil to moderately adjust the temperature and humidity of the cooled and dehumidified mixed air. In specific operation, the heating module can be selected to be turned on or off. When the temperature and humidity of the cooled and dehumidified mixed air are too low, the heating module can be turned on to appropriately increase the temperature and humidity.

[0051] Preferably, the outdoor of the glass greenhouse main body, the air return, the air inlet of the refrigeration module, the air outlet of the refrigeration module, and the outlet of the air supply fan are provided with temperature sensors and humidity sensors. The outdoor temperature and humidity, the air return temperature and humidity, the mixed air temperature and humidity, the refrigeration module processed air temperature and humidity, the heating module processed air temperature and humidity, and the planting area temperature and humidity can be measured to realize real-time understanding of the temperature and humidity adjustment.

[0052] Preferably, a controller is further included, and the controller is electrically connected with the temperature sensor, the humidity sensor, the first rotary motor, the second rotary motor, the cooling water circulating machine of the refrigeration module, and the steam generator of the heating module. The controller receives the temperature and humidity information transmitted by the temperature sensor and the humidity sensor, and judges according to the difference between the measured value and the preset value. The first rotary motor and the second rotary motor are controlled to change the opening and closing size of the fresh air inlet and the air return, change the proportion of fresh air and return air in the mixed air, adjust the cooling water flow of the cooling water circulating machine and the steam flow of the steam generator to adjust the refrigeration and heating effects of the refrigeration module and the heating module, and accurately control the temperature and humidity in the greenhouse.

[0053] Obviously, the above embodiments are only examples for clearly illustrating the present application and are not intended to limit the present application. Based on the above description, other different forms of changes or variations can be made by those skilled in the art. Here, all the embodiments are not required to be enumerated. The changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A coolable dehumidified glass greenhouse, characterized in that, The glass greenhouse comprises: a glass greenhouse body; a plurality of planting slots arranged in the glass greenhouse body; a mixing chamber arranged in the glass greenhouse body; a fresh air inlet arranged on a first side of the mixing chamber, the fresh air inlet being connected to the outside of the glass greenhouse body and the mixing chamber; a return air inlet arranged on an upper portion of a second side of the mixing chamber, the return air inlet being connected to the inside of the glass greenhouse body and the mixing chamber; a plurality of air supply inlets arranged on a lower portion of the second side of the mixing chamber, each air supply inlet being connected to one planting slot through an air supply hose, the air supply inlet being connected to the mixing chamber and the planting slot; a plurality of air supply fans, at least one air supply fan being arranged at each air supply inlet, the air supply fan being connected to the air supply hose arranged at the lower portion of the planting slot; a plurality of refrigeration modules, at least one refrigeration module being arranged at each air supply inlet, the refrigeration module being arranged on a side of the air supply fan away from the air supply hose; a plurality of heating modules, at least one heating module being arranged at each air supply inlet, the heating module being arranged between the refrigeration module and the air supply fan.

2. The coolable dehumidified glass greenhouse according to claim 1, characterized in that, Further comprising: a fresh air inlet adjusting baffle and a first baffle angle adjusting mechanism, the fresh air inlet adjusting baffle being arranged at the fresh air inlet through the first baffle angle adjusting mechanism, the first baffle angle adjusting mechanism being used to adjust the included angle between the fresh air inlet adjusting baffle and the side wall of the mixing chamber.

3. The coolable dehumidified glass greenhouse according to claim 2, characterized in that, Further comprising: a return air inlet adjusting baffle and a second baffle angle adjusting mechanism, the return air inlet adjusting baffle being arranged at the return air inlet through the second baffle angle adjusting mechanism, the second baffle angle adjusting mechanism being used to adjust the included angle between the return air inlet adjusting baffle and the side wall of the mixing chamber.

4. The glass greenhouse capable of cooling and dehumidification according to claim 3, wherein: the fresh air inlet adjusting baffle is hinged to the side wall of the mixing chamber, the first baffle angle adjusting mechanism comprises a first rotary motor, and the output end of the first rotary motor is coaxially connected to the hinge shaft of the fresh air inlet adjusting baffle; the return air inlet adjusting baffle is hinged to the side wall of the mixing chamber, the second baffle angle adjusting mechanism comprises a second rotary motor, and the output end of the second rotary motor is coaxially connected to the hinge shaft of the return air inlet adjusting baffle.

5. The glass greenhouse capable of cooling and dehumidification according to claim 1, wherein: the planting slots are arranged in two rows, each row comprising a plurality of planting slots arranged in parallel, a production channel is arranged between the two rows of planting slots, and the mixing chamber is arranged in a direction perpendicular to the length of the planting slots.

6. The glass greenhouse capable of cooling and dehumidification according to claim 5, wherein: there are two mixing chambers, each mixing chamber being arranged on one side of one row of planting slots.

7. The glass greenhouse capable of cooling and dehumidification according to claim 1, wherein: the refrigeration module comprises a refrigeration coil and a cooling water circulating machine, the refrigeration coil is arranged at the air supply inlet, the water inlet of the refrigeration coil is connected to the water outlet of the cooling water circulating machine, and the water outlet of the refrigeration coil is connected to the water return of the cooling water circulating machine.

8. The glass greenhouse capable of being cooled and dehumidified according to claim 1, characterized in that: the heating module comprises a heating coil and a steam / hot water generator, the heating coil is arranged at the air supply port, the air / water inlet of the heating coil is connected with the steam / hot water outlet of the steam / hot water generator, and the liquid outlet of the heating coil is connected with the water inlet of the steam / hot water generator.

9. The glass greenhouse capable of being cooled and dehumidified according to claim 4, characterized in that: temperature sensors and humidity sensors are arranged at the outdoor of the glass greenhouse body and / or the air return port and / or the air inlet surface of the refrigeration module and / or the air outlet surface of the refrigeration module and / or the outlet of the air supply fan and / or the planting tank inside the greenhouse.

10. The glass greenhouse capable of being cooled and dehumidified according to claim 9, characterized in that: a controller is further included, and the controller is electrically connected with the temperature sensors, the humidity sensors, the first rotary motor, the second rotary motor, the refrigeration module and the heating module respectively.

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