CN210488333U - Humidity control device of combined multi-cabin environment cabin - Google Patents
Humidity control device of combined multi-cabin environment cabin Download PDFInfo
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- CN210488333U CN210488333U CN201922049731.6U CN201922049731U CN210488333U CN 210488333 U CN210488333 U CN 210488333U CN 201922049731 U CN201922049731 U CN 201922049731U CN 210488333 U CN210488333 U CN 210488333U
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Abstract
The utility model discloses a humidity control device in modular many cabin environment cabin. The system comprises a water spraying tower, a fresh air fan, a compressor unit, a plate heat exchanger and a water storage tank, wherein the fresh air fan is connected with a fresh air inlet of the water spraying tower through a filter, the compressor unit is connected with the plate heat exchanger, a circulating water outlet and a circulating water inlet of the water spraying tower are connected with a heat medium inlet and a heat medium outlet of the plate heat exchanger, a water inlet of the water spraying tower is connected with the water storage tank, a gas outlet of the water spraying tower is connected with a gas distributor, a gas inlet pipeline of each environment testing cabin is connected with the gas distributor, an electric control two-way valve, an electronic flow meter, an electric control three-way valve and a dry-wet mixing cabin are arranged on a gas inlet pipeline of each environment testing cabin, each environment testing cabin is provided with an ultrasonic humidifier, a gas inlet of the, the water inlet distributor is connected with the water storage tank.
Description
Technical Field
The utility model relates to a humidity control device in modular many cabins environment cabin, the humidity control in mainly used environmental test cabin.
Background
The environmental chamber is an instrument for detecting the amount of harmful gas released from materials. During detection, constant temperature and humidity need to be ensured in the environmental chamber.
Most of the environmental chambers in the prior art only have one chamber body, only one sample can be detected at a time, and the detection efficiency is low. In order to improve the detection efficiency, a multi-cabin environmental cabin is also currently available. In the prior art, a centralized humidity control mode is mostly adopted for a multi-cabin environment cabin, and after the humidity of air is controlled within a set range by a humidity control device, the air with constant humidity is conveyed into each environment test cabin, for example, the patent application No. 201611106492.8, which is a chinese patent application named as a multi-cabin environment cabin, wherein the air treatment device 2 is adopted to convey clean air with constant humidity into each environment test cabin. The humidity control mode can only meet the uniform humidity requirement, and when different materials need to be detected and the humidity requirement changes, the detection requirement cannot be met, so that inconvenience is brought to detection; and the environmental chamber in the prior art often has the defect that humidity control is inconvenient.
Disclosure of Invention
To the above-mentioned defect that exists among the prior art, the utility model provides a humidity control conveniently, can carry out the humidity of every environmental test cabin the many cabins of combination formula humidity control device of independent control.
The utility model discloses a realize through following technical scheme: the utility model provides a humidity control device of modular many cabins environment cabin, modular many cabins environment cabin has two at least environmental test cabins, characterized by: the system comprises a water spraying tower, a fresh air fan, a compressor unit, a plate heat exchanger and a water storage tank, wherein an outlet of the fresh air fan is connected with a fresh air inlet of the water spraying tower through a filter, the compressor unit is connected with a cold medium interface of the plate heat exchanger through a pipeline, a circulating water inlet and a circulating water outlet are arranged at the bottom of the water spraying tower, the circulating water inlet of the water spraying tower is connected with a heat medium outlet of the plate heat exchanger, the circulating water outlet of the water spraying tower is connected with a heat medium inlet of the plate heat exchanger through a water pump, a water inlet of the water spraying tower is connected with the water storage tank through a diaphragm pump, a gas outlet of the water spraying tower is connected with a gas distributor at least provided with two gas circuit joints through a pipeline, a gas inlet pipeline of each environment testing cabin is connected with a gas circuit joint of the gas distributor, and, Electronic flowmeter, automatically controlled three-way valve, dry and wet mixed cabin, every environmental test cabin all disposes an ultrasonic humidifier, ultrasonic humidifier's air inlet with automatically controlled three-way valve connects, ultrasonic humidifier's gas outlet with dry and wet mixed cabin is connected, ultrasonic humidifier's water inlet passes through the pipeline and is connected with a distributor of intaking, the distributor of intaking through the diaphragm pump with the storage water tank connection, all be provided with the solenoid valve of intaking on the connecting pipe between every ultrasonic humidifier and the distributor of intaking.
The utility model discloses a theory of operation is: in the diaphragm pump squeezes into the water drenching tower with the water in the storage water tank, the water in the water drenching tower is cooled down to dew point set temperature after carrying out the heat exchange through circulation and plate heat exchanger, fresh air fan send into the water drenching tower after passing through the filter with fresh air in, the fresh air becomes dry air through dew point dehumidification when the water drenching tower, and dry air gets into each environmental test cabin behind gas distributor. When the humidity in the chamber is low and the humidification is needed, the wet air is added into the dry-wet mixing chamber on the air inlet pipeline of the environment testing chamber through the ultrasonic humidifier, so that the humidity control purpose is achieved. The opening and closing of the ultrasonic humidifier are controlled by an electric control three-way valve, the electric control two-way valve is used for controlling the opening and closing of an air inlet pipeline of the environment testing chamber, and the electronic flow meter is used for controlling the flow of gas. The water inlet of the ultrasonic humidifier is controlled by an electromagnetic valve on a water inlet pipeline, and the water supply of the ultrasonic humidifier is supplied by a water storage tank through a diaphragm pump. The cold source medium of the plate heat exchanger is provided by a compressor unit.
Further, the combined multi-chamber has six or nine environment test chambers.
Furthermore, in order to facilitate temperature, humidity and pressure detection, each environment test chamber is provided with a temperature and humidity sensor and a pressure sensor.
The utility model has the advantages that: the utility model discloses a water spray tower can carry out the dew point to the new trend and make it become dry air after the dehumidification, carries out ultrasonic humidification through the dry air to getting into each environmental test cabin, can conveniently carry out humidity control to the air that gets into the environmental test cabin, and humidity control is easy, and humidity control is accurate, can satisfy the humidity requirement in different environmental test cabins.
Drawings
FIG. 1 is a schematic diagram of a modular multi-compartment environmental chamber according to an embodiment;
FIG. 2 is a schematic sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 2;
FIG. 4 is a schematic diagram of a humidity control device for a modular multi-compartment environmental compartment in accordance with an exemplary embodiment;
FIG. 5 is an enlarged schematic view of the air intake conduit portion of the environmental test chamber of FIG. 4;
in the figure, 1, a water storage tank, 2, a diaphragm pump, 3, a water spraying tower, 301, an air outlet, 302, a water inlet, 303, a fresh air inlet, 304, a circulating water inlet, 305, a circulating water outlet, 4, a filter, 5, a fresh air fan, 6, a compressor unit, 7, a plate heat exchanger, 8, a water pump, 9, the diaphragm pump, 10, a gas distribution valve, 11, an ultrasonic humidifier, 12, an electronic control two-way valve, 13, an electronic flow meter, 14, an electronic control three-way valve, 15, a temperature and humidity sensor, 16, a pressure sensor, 17, a dry-wet mixing cabin, 18, a centrifugal fan, 19, a wind shield, 20, an environment testing cabin, 21, a water inlet electromagnetic valve, 22, a water inlet distributor, 23, a box body, 24.
Detailed Description
The invention will now be further described by way of non-limiting examples with reference to the accompanying drawings:
as shown in the attached drawings, the humidity control device of the combined multi-cabin environment cabin comprises a box body 23, wherein the box body 23 is provided with a heat insulation layer, at least two environment test cabins 20 are arranged in the box body 23, preferably six or nine environment test cabins are arranged in the box body 23, and the environment test cabins are arranged in a matrix mode. In this embodiment, the box 23 is provided with six environmental test chambers 20 arranged in a matrix. The structure of the environmental test chamber 20 in this embodiment is the same as that of the environmental chamber in the prior art, and includes an environmental chamber liner, an environmental chamber door, an air inlet, an air outlet, and a sampling port, a centrifugal fan 18 is disposed in the environmental test chamber 20, and a wind shield 19 is disposed in front of the centrifugal fan 18. The humidity control device comprises a water spraying tower 3, a fresh air fan 5, a compressor unit 6, a plate heat exchanger 7 and a water storage tank 1, wherein the outlet of the fresh air fan 5 is connected with a filter 4 through a pipeline, and the outlet of the filter 4 is connected with a fresh air inlet 303 of the water spraying tower 3 through a pipeline. The compressor unit 6 is connected with a cold medium interface of the plate heat exchanger 7 through a pipeline. The bottom of the water spraying tower 3 is provided with a circulating water inlet 304 and a circulating water outlet 305, the circulating water inlet 304 of the water spraying tower 3 is connected with a heat medium outlet of the plate heat exchanger 7 through a pipeline, and the circulating water outlet 305 of the water spraying tower 3 is connected with a heat medium inlet of the plate heat exchanger 7 through a water pump 8. The water inlet 302 of the water spraying tower 3 is connected with the water storage tank 1 through a diaphragm pump 2, and the air outlet 301 of the water spraying tower 3 is connected with an air distributor 10 which is provided with at least two air path joints through a pipeline. Each environmental test chamber 20 is individually configured with an air inlet pipeline, and the air inlet pipeline of each environmental test chamber 20 is connected with the air path joint of the air distributor 10, that is, the air is supplied to each environmental test chamber 20 through the air distributor 10. An electric control two-way valve 12, an electronic flowmeter 13, an electric control three-way valve 14 and a dry-wet mixing chamber 17 are sequentially arranged on an air inlet pipeline of each environment testing chamber 20 according to the air inlet direction, each environment testing chamber 20 is provided with a temperature and humidity sensor 15 and a pressure sensor 16, and each environment testing chamber 20 is provided with an ultrasonic humidifier 11. An air inlet of the ultrasonic humidifier 11 configured in each environment test chamber 20 is connected with an electric control three-way valve 14 arranged on an air inlet pipeline of the environment test chamber 20, and an air outlet of the ultrasonic humidifier 11 is connected with a dry-wet mixing chamber 17 arranged on the air inlet pipeline of the environment test chamber 20. The water inlet of each ultrasonic humidifier 11 is connected with a water inlet distributor 22 through a pipeline. The water inlet distributor 22 is connected with the water storage tank 1 through a pipeline via a diaphragm pump 9. A water inlet electromagnetic valve 21 is arranged on a connecting pipeline between each ultrasonic humidifier 11 and the water inlet distributor 22.
The water spray tower 3, the compressor unit 6, the plate heat exchanger 7, the gas distributor 10, the water inlet distributor 22, the ultrasonic humidifier 11, various pumps and valves in the embodiment are all the prior art and can be directly purchased in the market.
The utility model provides a each part all can assemble to an organism and form a complete machine.
The utility model discloses a theory of operation is: diaphragm pump 2 squeezes into in the water drenching tower 3 with the water in the storage water tank 1, water in the water drenching tower 3 circulates through water pump 8 and carries out the heat exchange with plate heat exchanger 7, water in the water drenching tower 3 is cooled down to dew point settlement temperature after the circulation, fresh air fan 5 sends into in the water drenching tower 3 after passing through filter 4 filtration with fresh air, the fresh air is cooled down to dew point temperature by the water in the water drenching tower 3 when passing through the water drenching tower 3, become dry air through dew point dehumidification mode, dry air is after gas distributor 10 distributes, each gas circuit joint through gas distributor 10 gets into each environmental test cabin 20. Air entering the environment testing cabin circulates in the cabin through a centrifugal fan 18, and the temperature, humidity and pressure in the cabin are detected by a temperature and humidity sensor 15 and a pressure sensor 16 respectively. When the humidity in the chamber is low and the humidification is needed, the wet air is added into the dry-wet mixing chamber 17 on the air inlet pipeline of the environment testing chamber 20 through the ultrasonic humidifier 11, so that the humidity control purpose is achieved. The opening and closing of the ultrasonic humidifier 11 are controlled by an electric control three-way valve 14, the electric control two-way valve 12 is used for controlling the opening and closing of an air inlet pipeline of the environment testing chamber 20, and the electronic flowmeter 13 is used for controlling the gas flow of the air inlet pipeline. The water inlet of each ultrasonic humidifier 11 is controlled by a water inlet electromagnetic valve 21 on the respective water inlet pipeline. The water supply of the ultrasonic humidifier 11 is supplied from the water tank 1 through the diaphragm pump 9. The cold source medium of the plate heat exchanger 7 is provided by the compressor unit 6.
Other parts in this embodiment are the prior art, and are not described herein again.
Claims (3)
1. A humidity control device of a combined multi-chamber environmental chamber, the combined multi-chamber environmental chamber is provided with at least two environmental test chambers (20), and is characterized in that: including water drenching tower (3), fresh air fan (5), compressor unit (6), plate heat exchanger (7), storage water tank (1), the export of fresh air fan (5) through filter (4) with fresh air entry (303) of water drenching tower (3) are connected, compressor unit (6) through the pipeline with the cold medium interface connection of plate heat exchanger (7), water drenching tower (3) bottom is provided with circulation water inlet (304) and circulation delivery port (305), circulation water inlet (304) of water drenching tower (3) with the hot medium exit linkage of plate heat exchanger (7), circulation delivery port (305) of water drenching tower (3) through the water pump with the hot medium access connection of plate heat exchanger (7), water inlet (302) of water drenching tower (3) through the diaphragm pump with storage water tank (1) are connected, gas outlet (301) of water drenching tower (3) through pipeline and a gas distributor that has two gas circuit at least to connect (10) The air inlet pipelines of the environment testing cabins (20) are connected with the air path joint of the air distributor (10), the air inlet pipeline of each environment testing cabin (20) is sequentially provided with an electric control two-way valve (12), an electronic flowmeter (13), an electric control three-way valve (14) and a dry-wet mixing cabin (17) according to the air inlet direction, each environment testing cabin (20) is provided with an ultrasonic humidifier (11), the air inlet of the ultrasonic humidifier (11) is connected with the electric control three-way valve (14), the air outlet of the ultrasonic humidifier (11) is connected with the dry-wet mixing cabin (17), the water inlet of the ultrasonic humidifier (11) is connected with a water inlet distributor (22) through a pipeline, the water inlet distributor (22) is connected with the water storage tank (1) through a diaphragm pump, and a water inlet electromagnetic valve (21) is arranged on a connecting pipeline between each ultrasonic humidifier (11) and the water inlet distributor (22).
2. The humidity control device of the modular multi-compartment environmental compartment of claim 1, further comprising: the modular multi-compartment environmental chamber has six or nine environmental test compartments (20).
3. The humidity control device of the modular multi-compartment environmental compartment of claim 1, further comprising: each environment test chamber is provided with a temperature and humidity sensor and a pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922049731.6U CN210488333U (en) | 2019-11-25 | 2019-11-25 | Humidity control device of combined multi-cabin environment cabin |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922049731.6U CN210488333U (en) | 2019-11-25 | 2019-11-25 | Humidity control device of combined multi-cabin environment cabin |
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| CN210488333U true CN210488333U (en) | 2020-05-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111896682A (en) * | 2020-07-15 | 2020-11-06 | 上海怡骋工贸有限公司 | Multi-cabin method VOC (volatile organic compounds) release amount measuring climate cabin |
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2019
- 2019-11-25 CN CN201922049731.6U patent/CN210488333U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111896682A (en) * | 2020-07-15 | 2020-11-06 | 上海怡骋工贸有限公司 | Multi-cabin method VOC (volatile organic compounds) release amount measuring climate cabin |
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