CN204534899U - A kind of laboratory special low humidity precision air conditioner unit - Google Patents

A kind of laboratory special low humidity precision air conditioner unit Download PDF

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Publication number
CN204534899U
CN204534899U CN201520057627.0U CN201520057627U CN204534899U CN 204534899 U CN204534899 U CN 204534899U CN 201520057627 U CN201520057627 U CN 201520057627U CN 204534899 U CN204534899 U CN 204534899U
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air
laboratory
return
low humidity
conditioner unit
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CN201520057627.0U
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翁凌云
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Hangong anlije (Wuhan) Automobile Engineering Co., Ltd
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Wuhan An Lijie Electromechanical Equipment Engineering Co Ltd
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Abstract

A kind of laboratory special low humidity precision air conditioner unit, it comprises the fillter section be linked in sequence, pre-surface cooling section, pre-air return section, dehumidifying section, secondary return air section, bringing-up section, humidifier section, fan section, secondary surface cooling section is also provided with between secondary return air section and bringing-up section, and be provided with a plenum chamber at the output of described fan section, the built-in mounting rail of described plenum chamber, and a Temperature Humidity Sensor is provided with on this mounting rail.The utility model provides that a kind of structure is simple, humiture data sampling accurately and feed back the special low humidity precision air conditioner unit of laboratory rapidly and accurately, there is the delayed defect of control system that deviation causes to solve the sampling of existing unitary air handling unit humiture.

Description

A kind of laboratory special low humidity precision air conditioner unit
Technical field
The utility model belongs to laboratory environment control technology field, is specifically related to a kind of laboratory special low humidity precision air conditioner unit.
Background technology
Combined type total heat recovery air-conditioner set utilizes the parts with total heat recovery function to carry out Total heat exchange to the new wind of indoor exhaust wind and outdoor, thus reduce a kind of unit of the energy consumption rising caused because of the new wind in outdoor, this unit relies on unitary air handling unit, inner increase runner full heat recovery device or total heat recovery core etc., realize the energy exchange of new wind and air draft.
Current combined type total heat recovery air-conditioner set many employings runner full heat recovery device, it is large that it has air quantity, the structural feature such as by force, and be widely used in the higher life staying idle at home of environmental Kuznets Curves requirement or industrial production workshop.Although this traditional assembled air-conditioner can meet the environmental Kuznets Curves demand of the overwhelming majority, but, for high-precision constant-temperature constant-moisture laboratory, need the temperature and humidity precision in laboratory to reach: temperature ± 0.2, within the scope of humidity ± 1-2%, plug-in type installation humiture detector is carried out in this traditional employing unitary air handling unit on air conditioner main body surface cannot have been satisfied the demand, the data that plug-type humiture detector gathers can not reflect real working condition, and then cause control system delayed, impact enters the size of Laboratory Air humiture, thus cause experimental result to produce deviation.
Utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to provide that a kind of structure is simple, humiture data sampling accurately and feed back the special low humidity precision air conditioner unit of laboratory rapidly and accurately, there is the delayed defect of control system that deviation causes to solve the sampling of existing unitary air handling unit humiture.
For achieving the above object, a kind of laboratory special low humidity precision air conditioner unit of the utility model, it comprises the fillter section be linked in sequence, pre-surface cooling section, pre-air return section, dehumidifying section, secondary return air section, bringing-up section, humidifier section, fan section, it is characterized in that: between described secondary return air section and bringing-up section, be also provided with secondary surface cooling section, and be provided with a plenum chamber at the output of described fan section, the built-in mounting rail of described plenum chamber, and a Temperature Humidity Sensor is provided with on this mounting rail.
On the basis of such scheme preferably, in described dehumidifying section, rotary dehumidifier is housed.
On the basis of such scheme preferably, the return air amount of described pre-air return section is 2:7 with the ratio of the return air amount of secondary return air section.
On the basis of such scheme preferably, the output of described plenum chamber is connected with the air inlet in laboratory, and the air outlet in laboratory is connected with secondary return air section with pre-air return section respectively by return air duct.
On the basis of such scheme preferably, described return air duct is provided with return air control valve, and is provided with air intake control valve at described fillter section.
On the basis of such scheme preferably, described laboratory special low humidity precision air conditioner unit further comprises a PLC, the input that described PLC controls and Temperature Humidity Sensor are electrical connected, and the output of described PLC and described return air control valve, air intake control valve are electrical connected respectively.
On the basis of such scheme preferably, described return air control valve and air intake control valve are motor-operated control valve.
The utility model compared with prior art, its beneficial effect is: a kind of laboratory of the present utility model special low humidity precision air conditioner unit, the primary retirn air section be communicated with air conditioning chamber by employing and secondary return air section are circulated to accelerate room air, and the secondary realizing room air utilizes, to reduce the live load of bringing-up section, to reach the object of energy-conserving and environment-protective, simultaneously, at the output of fan section, plenum chamber is set, part dynamic pressure being become static pressure, that wind is obtained is farther, make air volume adjustment in laboratory more even, guarantee Nei Wumangfeng district, laboratory, and in plenum chamber, install a mounting rail, by mounting rail, Temperature Humidity Sensor is installed in plenum chamber, made to enter air in laboratory before entering laboratory, elder generation and Temperature Humidity Sensor, the air themperature and humidity working as and advance in laboratory is accurately responded to by Temperature Humidity Sensor, and control return air control valve by PLC, air intake control valve, carry out timely feedback regulation, thus guarantee the temperature and humidity entering Laboratory Air, adopt plug-type humiture detector to respond to tradition and enter Laboratory Air quality comparatively speaking, because Temperature Humidity Sensor is installed in plenum chamber, effectively can guarantee the accuracy that humiture is sampled, guarantee the timely of its feedback regulation.
Accompanying drawing explanation
Fig. 1 is the structural representation of laboratory of the present utility model special low humidity precision air conditioner unit.
Detailed description of the invention
By describe in detail the utility model technology contents, structural feature, reached object and effect, hereby exemplify embodiment below and coordinate accompanying drawing to be explained in detail.
Refer to shown in Fig. 1, the utility model provides a kind of laboratory 40 special low humidity precision air conditioner unit, it comprises the fillter section 11 be linked in sequence, pre-surface cooling section 12, pre-air return section 13, dehumidifying section 14, secondary return air section 15, bringing-up section 17, humidifier section 18, fan section 19, and secondary surface cooling section 16 is also provided with between secondary return air section 15 and bringing-up section 17, and be provided with a plenum chamber 20 at the output of fan section 19, the built-in mounting rail 21 of plenum chamber 20, and this mounting rail 21 is provided with a Temperature Humidity Sensor 22.
In combined type total heat recovery air-conditioner set, air output=resh air requirement+return air amount-exhaust air rate, generally, air output equals return air amount, and resh air requirement equals exhaust air rate, to maintain the stable of air output; Wherein, a part return air after carrying out exchange heat with new wind, be discharged outdoor as air draft, another part return air then with carry out exchange heat after new wind mix after be admitted to indoor.In the course of work of the utility model air-conditioner set, the return air of secondary return air section 15 is fed to bringing-up section 17, and outdoor new wind is also admitted to dehumidifying section 14 after the process such as exchange heat, the return air of secondary return air section 15 sends into indoor through processing with new wind after secondary return air section 15 mixes.
As the preferred version of this case, in order to improve operating efficiency of the present utility model, in dehumidifying section 14 of the present utility model, rotary dehumidifier is housed, and the return air amount of this pre-air return section 13 is 2:7 with the ratio of the return air amount of secondary return air section 15, can with fresh air in holding chamber, effectively can utilize again the heat energy of the return air of pre-air return section 14, to reduce the energy consumption of air-conditioner set simultaneously.
In order to further describe the technical solution of the utility model, shown in Fig. 1, the output of the utility model plenum chamber 20 is connected with the air inlet in laboratory 40, and the air outlet in laboratory 40 is connected with secondary return air section 15 with pre-air return section 13 respectively by return air duct 34, and this return air duct 34 is provided with return air control valve 31, 32, and be provided with air intake control valve 33 at fillter section 11, further, preferred a kind of laboratory of the present utility model special low humidity precision air conditioner unit further comprises a PLC 30, input and the Temperature Humidity Sensor 22 of PLC 30 are electrical connected, and make output and the return air control valve 31 of PLC 30, 32, air intake control valve 34 is electrical connected respectively, and this return air control valve 31, 32 and air intake control valve 33 be motor-operated control valve.
In sum, be only the preferred embodiment of the utility model, do not limit protection domain of the present utility model with this, all equivalence changes done according to the utility model the scope of the claims and description with modify, be all within scope that the utility model patent contains.

Claims (7)

1. a laboratory special low humidity precision air conditioner unit, it comprises the fillter section be linked in sequence, pre-surface cooling section, pre-air return section, dehumidifying section, secondary return air section, bringing-up section, humidifier section, fan section, it is characterized in that: between described secondary return air section and bringing-up section, be also provided with secondary surface cooling section, and be provided with a plenum chamber at the output of described fan section, the built-in mounting rail of described plenum chamber, and a Temperature Humidity Sensor is provided with on this mounting rail.
2. a kind of laboratory as claimed in claim 1 special low humidity precision air conditioner unit, is characterized in that: in described dehumidifying section, rotary dehumidifier is housed.
3. a kind of laboratory as claimed in claim 1 special low humidity precision air conditioner unit, is characterized in that: the return air amount of described pre-air return section is 2:7 with the ratio of the return air amount of secondary return air section.
4. a kind of laboratory as claimed in claim 1 special low humidity precision air conditioner unit, it is characterized in that: the output of described plenum chamber is connected with the air inlet in laboratory, and the air outlet in laboratory is connected with secondary return air section with pre-air return section respectively by return air duct.
5. a kind of laboratory as claimed in claim 4 special low humidity precision air conditioner unit, is characterized in that: described return air duct is provided with return air control valve, and is provided with air intake control valve at described fillter section.
6. a kind of laboratory as claimed in claim 5 special low humidity precision air conditioner unit, it is characterized in that: described laboratory special low humidity precision air conditioner unit further comprises a PLC, the input that described PLC controls and Temperature Humidity Sensor are electrical connected, and the output of described PLC and described return air control valve, air intake control valve are electrical connected respectively.
7. a kind of laboratory as claimed in claim 6 special low humidity precision air conditioner unit, is characterized in that: described return air control valve and air intake control valve are motor-operated control valve.
CN201520057627.0U 2015-01-28 2015-01-28 A kind of laboratory special low humidity precision air conditioner unit Active CN204534899U (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105605701A (en) * 2016-02-23 2016-05-25 福建省雾精灵环境科技有限公司 Constant temperature and humidity system
CN105605755A (en) * 2016-03-14 2016-05-25 青岛微恒工程有限公司 Constant temperature and humidity air-conditioning device
CN106322582A (en) * 2016-10-18 2017-01-11 天津市华诺盛源科技有限公司 Central air conditioner with purification function
CN108317632A (en) * 2017-01-17 2018-07-24 河南中烟工业有限责任公司 A kind of air-conditioning system
CN110243031A (en) * 2019-04-04 2019-09-17 武汉理工大学 A kind of new type solar energy evaporative air cooler
CN111964157A (en) * 2020-07-30 2020-11-20 广州豪特节能环保科技股份有限公司 Low-energy-consumption cabinet-level precise air conditioner
CN112657281A (en) * 2020-12-31 2021-04-16 景德镇学院 Automatic change laboratory temperature control device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105605701A (en) * 2016-02-23 2016-05-25 福建省雾精灵环境科技有限公司 Constant temperature and humidity system
CN105605755A (en) * 2016-03-14 2016-05-25 青岛微恒工程有限公司 Constant temperature and humidity air-conditioning device
CN106322582A (en) * 2016-10-18 2017-01-11 天津市华诺盛源科技有限公司 Central air conditioner with purification function
CN108317632A (en) * 2017-01-17 2018-07-24 河南中烟工业有限责任公司 A kind of air-conditioning system
CN110243031A (en) * 2019-04-04 2019-09-17 武汉理工大学 A kind of new type solar energy evaporative air cooler
CN110243031B (en) * 2019-04-04 2020-12-22 武汉理工大学 Novel solar evaporative air cooler
CN111964157A (en) * 2020-07-30 2020-11-20 广州豪特节能环保科技股份有限公司 Low-energy-consumption cabinet-level precise air conditioner
CN112657281A (en) * 2020-12-31 2021-04-16 景德镇学院 Automatic change laboratory temperature control device

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Effective date of registration: 20191220

Address after: 430000 No.1 general aviation and satellite Industrial Park, Wuhan Economic and Technological Development Zone, Hubei Province

Patentee after: Hangong anlije (Wuhan) Automobile Engineering Co., Ltd

Address before: 430000 Hubei city of Wuhan Province Economic and Technological Development Zone 12C2 Wuhan block by Wanda Plaza sixth building 19 layer 6.

Patentee before: Wuhan An Lijie electromechanical equipment Engineering Co., Ltd