CN208399343U - A kind of step type conditioning low-temperature test equipment - Google Patents
A kind of step type conditioning low-temperature test equipment Download PDFInfo
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- CN208399343U CN208399343U CN201821027037.3U CN201821027037U CN208399343U CN 208399343 U CN208399343 U CN 208399343U CN 201821027037 U CN201821027037 U CN 201821027037U CN 208399343 U CN208399343 U CN 208399343U
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Abstract
The utility model discloses a kind of stepped conditioning low-temperature test equipment, it includes the internal test greenhouse with test plant, it further includes moving body and the refrigeration unit being located on moving body and damping unit, cooling coil, air-cooler, temperature sensor and humidity sensor are equipped with inside the test greenhouse, the cooling coil and air-cooler are connect with refrigeration unit respectively, the damping unit includes humidifier and dehumidification device, and humidifier and dehumidification device sequentially pass through switching device and hose is connected to the damping mouth of test greenhouse.This equipment may be implemented to carry out low temperature critical-temperature test, simulating plant low temperature stress to field plant.Refrigeration unit and damping unit are using movable type, and convenient for being tested whenever and wherever possible, while convenient transportation stores；Equipped with temperature sensor and humidity sensor, realizes stepped accurate cooling, humidity is adjusted while adjusting temperature.
Description
Technical field
The utility model relates to low-temperature test apparatus fields more particularly to a kind of stepped conditioning low-temperature test to set
It is standby.
Background technique
Low-temperature test equipment can be used to simulate and determine plant in temperature cycles variation, and temperature will affect plant to how low
The growth and development of object.At present in all kinds of low-temperature test equipment, most of is all the chamber of low temperature, just for some
Small plant carries out the test of low temperature critical-temperature, does not carry out low temperature critical-temperature test for the plant of the slightly larger type in field
Equipment.Simultaneously these equipment it is universal it is most of be it is fixed, can not achieve and experimental test is carried out to plant anywhere or anytime.Also
There is precision problem when test, during the test, without a kind of stepped reduction temperature, the precision of test is not achieved accurately
State.Humidity is not controlled while cooling, lacks humidity control system.
Summary of the invention
In order to solve deficiency in the prior art, the purpose of this utility model is to provide a kind of accurate ranks of test accuracy
Ladder type conditioning low-temperature test equipment.
To achieve the above object, the utility model uses following technical scheme:
A kind of step type conditioning low-temperature test equipment, has the test greenhouse of test plant including inside, also wraps
The refrigeration unit and damping unit for including moving body and being located on moving body, the test greenhouse inside are equipped with cooling row
Pipe, air-cooler, temperature sensor and humidity sensor, the cooling coil and air-cooler are connect with refrigeration unit respectively, described
Damping unit includes humidifier and dehumidification device, and humidifier and dehumidification device sequentially pass through switching device and hose is connected to
Test the damping mouth of greenhouse；The air-cooler, temperature sensor, humidity sensor, refrigeration unit, humidifier and dehumidification device
It is respectively electrically connected to central control system.
The refrigeration unit includes compressor, condenser and evaporator, and the outlet of compressor and the entrance of condenser connect,
The entrance for the first side runner that the outlet of condenser is sequentially connected to evaporator by throttling set and device for drying and filtering connects, steaming
The outlet for sending out the first side runner of device is linked back to the entrance of compressor；The outlet of second side runner of evaporator passes through hose point
It is not connected to the entrance of cooling coil and air-cooler, the outlet of cooling coil and air-cooler is connected to by hose after converging and states steaming
Send out the entrance of the second side runner of device.
Service ports are equipped between the outlet of the compressor and the entrance of condenser.
The air inlet of the humidifier is equipped with filter screen.
The membrane system of the test greenhouse uses double-layer structure.
The utility model using the above structure, has the advantages that this equipment may be implemented to carry out field plant
Low temperature critical-temperature test, simulating plant low temperature stress.Refrigeration unit and damping unit using mobile, convenient for
When tested everywhere, while convenient transportation store；Equipped with temperature sensor and humidity sensor, stepped essence is realized
Quasi- cooling, is adjusted humidity while adjusting temperature.
Detailed description of the invention
The utility model is described in further details below in conjunction with the drawings and specific embodiments；
Fig. 1 is the schematic diagram of the utility model.
Specific embodiment
As shown in Figure 1, the utility model includes the internal test greenhouse 1 with test plant 2, it further include moving body
3 and the refrigeration unit and damping unit that are located on moving body 3, cooling coil 4, cold wind are equipped with inside the test greenhouse 1
Machine 5, temperature sensor 6 and humidity sensor 7, the cooling coil 4 and air-cooler 5 are connect with refrigeration unit respectively, the tune
Wet unit includes humidifier 8 and dehumidification device 9, and humidifier 8 and dehumidification device 9 are sequentially connected by switching device 10 and hose
It is connected to the damping mouth of test greenhouse 1；The air-cooler 5, temperature sensor 6, humidity sensor 7, refrigeration unit, humidifier 8
Central control system is respectively electrically connected to dehumidification device 9.
The refrigeration unit includes compressor 11, condenser 12 and evaporator 13, outlet and the condenser 12 of compressor 11
Entrance connection, the outlet of condenser 12 is sequentially connected to the first of evaporator 13 by throttling set 14 and device for drying and filtering 15
The entrance of side runner connects, and the outlet of the first side runner of evaporator 13 is linked back to the entrance of compressor 11；The evaporator 13
The outlet of second side runner is respectively connected to the entrance of cooling coil 4 and air-cooler 5, cooling coil 4 and air-cooler 5 by hose
Outlet converge after the entrance for stating 13 second side runner of evaporator is connected to by hose.
Service ports 16 are equipped between the outlet of the compressor 11 and the entrance of condenser 12.
The air inlet of the humidifier 8 is equipped with filter screen, and filter screen filtration falls the impurity in air, and it is empty to play purification
The effect of gas.
The membrane system of the test greenhouse 1 uses double-layer structure, and heat insulation effect aspect is more significant, is also beneficial to test
The follow-up of effect.
Utility model works principle: refrigeration unit and damping unit the process of staged temperature adjustment: are moved to needs
At the test greenhouse 1 of test, equipment in refrigeration unit and damping unit and test greenhouse 1 has been attached by hose
Come.Refrigeration unit is by carrying out refrigeration cool-down in blower and 4 pairs of test greenhouses 1 of cooling coil；Damping unit is right by damping mouth
It is humidified in test greenhouse 1.Staged adjusting is carried out to temperature by remote control, 6 signal of temperature sensor passes through central control system
It is converted, realizes staged cooling.The process of refrigeration cool-down is as follows: refrigerant flows to condenser 12 from compressor 11, and refrigerant exists
Condensation in condenser 12, refrigerant after the outflow of condenser 12 by 14 expansion throttling of throttling set, and then flow to evaporator 13 into
Row evaporation endothermic, last refrigerant return to compressor 11 and are compressed, and so recycle, form a cooling cycle system.
Humidification and the process of dehumidifying are as follows: when humidity sensor 7 detects that the air humidity in test greenhouse 1 is too low,
Pipeline will be humidified using switching device 10 to open, dehumidify closedown of pipeline, starts humidifier 8, and air passes through the blower of device mouth
Into humidifier 8, air is humidified in 8 pairs of test greenhouses 1 of humidifier；When humidity sensor 7 detects test greenhouse 1
When interior air humidity is excessively high, dehumidifying pipeline is opened using switching device 10, closedown of pipeline is humidified, starts dehumidification device 9, remove
Wet device 9 makes air humidity in greenhouse reach normal condition to dehumidifying is dried in greenhouse.
Claims (5)
1. a kind of step type conditioning low-temperature test equipment, including the internal test greenhouse with test plant, feature exists
In: it further includes moving body and the refrigeration unit being located on moving body and damping unit, is set inside the test greenhouse
There are cooling coil, air-cooler, temperature sensor and humidity sensor, the cooling coil and air-cooler connect with refrigeration unit respectively
It connects, the damping unit includes humidifier and dehumidification device, and humidifier and dehumidification device sequentially pass through switching device and soft
Pipe is connected to the damping mouth of test greenhouse；The air-cooler, temperature sensor, humidity sensor, refrigeration unit, humidifier and
Dehumidification device is respectively electrically connected to central control system.
2. a kind of stepped conditioning low-temperature test equipment according to claim 1, it is characterised in that: the refrigeration machine
Group includes compressor, condenser and evaporator, and the outlet of compressor and the entrance of condenser connect, and the outlet of condenser sequentially leads to
The entrance for crossing the first side runner that throttling set and device for drying and filtering are connected to evaporator connects, the first side runner of evaporator
Outlet is linked back to the entrance of compressor；The outlet of second side runner of evaporator by hose be respectively connected to cooling coil and
The outlet of the entrance of air-cooler, cooling coil and air-cooler is connected to by hose after converging and states entering for the second side runner of evaporator
Mouthful.
3. a kind of stepped conditioning low-temperature test equipment according to claim 2, it is characterised in that: the compressor
Outlet and condenser entrance between be equipped with service ports.
4. a kind of stepped conditioning low-temperature test equipment according to claim 1, it is characterised in that: the humidification dress
The air inlet set is equipped with filter screen.
5. a kind of stepped conditioning low-temperature test equipment according to claim 1, it is characterised in that: the test is big
The membrane system of canopy uses double-layer structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821027037.3U CN208399343U (en) | 2018-06-29 | 2018-06-29 | A kind of step type conditioning low-temperature test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821027037.3U CN208399343U (en) | 2018-06-29 | 2018-06-29 | A kind of step type conditioning low-temperature test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208399343U true CN208399343U (en) | 2019-01-18 |
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ID=65130696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821027037.3U Active CN208399343U (en) | 2018-06-29 | 2018-06-29 | A kind of step type conditioning low-temperature test equipment |
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| CN (1) | CN208399343U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111896686A (en) * | 2020-08-03 | 2020-11-06 | 黑龙江省农业科学院水稻研究所 | Device for detecting cold resistance of rice in booting stage |
-
2018
- 2018-06-29 CN CN201821027037.3U patent/CN208399343U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111896686A (en) * | 2020-08-03 | 2020-11-06 | 黑龙江省农业科学院水稻研究所 | Device for detecting cold resistance of rice in booting stage |
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