CN217329989U

CN217329989U - Air conditioning system suitable for individual low-humidity-requirement rooms in clean area

Info

Publication number: CN217329989U
Application number: CN202221010797.XU
Authority: CN
Inventors: 杨心诚; 蒋宇培
Original assignee: Sinopharm Chongqing Pharmaceutical Industry Design Institute
Current assignee: Sinopharm Chongqing Pharmaceutical Industry Design Institute
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-08-30
Anticipated expiration: 2032-04-28

Abstract

The utility model discloses an air conditioning system who is adapted to clean district individual low humidity requirement room, including combined air conditioning unit, conventional clean room and low humidity clean room, combined air conditioning unit's supply-air outlet does through first blast pipe conventional clean room air supply, combined air conditioning unit's supply-air outlet still does through the second blast pipe through dehumidification unit low humidity clean room air supply be equipped with first electronic airtight governing valve and the electronic airtight governing valve of second on the second blast pipe of dehumidification unit both sides, still be connected with the air supply bypass pipe on the second blast pipe, this air supply bypass pipe with the supply-air outlet in low humidity clean room links to each other be provided with the electronic airtight governing valve of third on the air supply bypass pipe. The high-temperature heat source and the low-temperature energy consumption consumed by the rotary dehumidifier are reduced, the operation energy consumption and the operation cost of the air-conditioning system are saved, and the environmental benefit and the economic benefit are improved.

Description

Air conditioning system suitable for individual low-humidity-requirement rooms in clean area

Technical Field

The utility model relates to pharmacy enterprise air conditioning system technical field, concretely relates to air conditioning system who is adapted to clean district individual low humidity and requires room.

Background

Medical clean plants are commonly found in various medical production plants, and compared with conventional comfort areas, clean room has stricter control requirements on room temperature and humidity, and individual technical rooms have even low humidity requirements in the production or storage process, such as the storage of capsule shells in solid preparation workshops, weighing in freeze-drying workshops and the like, and the rooms are often matched with other non-low humidity clean rooms for use. For such individual low-humidity clean rooms, a rotary wheel dehumidification mode is often used due to the low-humidity requirement, and currently, it is a common practice in engineering design to separately provide a rotary wheel dehumidification air conditioning unit in an air conditioning room for the room, and the rotary wheel dehumidification air conditioning unit and other clean rooms operate independently.

However, the above method has the following disadvantages: 1) a set of rotating wheel dehumidification air conditioning unit is required to be arranged in an air conditioner room for circulating operation, so that more air conditioner room space is required to be occupied, and the space from the air conditioner room to air supply and return pipes of the room is required to be occupied; 2) because the type selection is only carried out on individual rooms, the circulating air volume of the system is increased because the calculated air volume is small and a proper air conditioning unit is difficult to select, and therefore the energy consumption of a fan of the air conditioning unit and the energy consumption of cold and heat sources are increased; 3) the low-humidity room is always required to be in a low-humidity state when needing to be used in the production process, and the rest time can be in the same conventional clean temperature and humidity state with other clean rooms.

Disclosure of Invention

The utility model provides a be not enough to prior art, the utility model aims at providing an air conditioning system who is adapted to clean district's individuality low humidity requirement room, can avoid having had to strengthen the circulation amount of wind in individuality low humidity room because of the lectotype reason, make the individuality low humidity room can satisfy the low humidity operation requirement in process of production, can switch over to conventional clean temperature in a flexible way when non-low humidity requirement time again, humidity state, reduce runner dehumidifier operating duration, reduce the high temperature heat source and the low temperature energy quantity that runner dehumidifier consumed, practice thrift air conditioning system operation energy consumption and working costs, environmental benefit and economic benefits improve simultaneously.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the air conditioning system is suitable for individual low-humidity rooms in a clean area, and is characterized in that: the air supply port of the combined air conditioning unit is used for supplying air to the conventional clean room through a first air supply pipe, the air supply port of the combined air conditioning unit is used for supplying air to the low-humidity clean room through a second air supply pipe, a first electric closed adjusting valve and a second electric closed adjusting valve are arranged on the second air supply pipes on two sides of the dehumidifying unit, an air supply bypass pipe is further connected onto the second air supply pipe and is connected with the air supply port of the low-humidity clean room, a third electric closed adjusting valve is arranged on the air supply bypass pipe, and the return air ports of the conventional clean room and the low-humidity clean room are connected with the return air port of the combined air conditioning unit through a return air pipe.

Furthermore, the combined air conditioning unit comprises a fresh air section, a mixing section, a surface cooling section, a heating section, a humidifying section, a fan section, a flow equalizing section and an air outlet section which are sequentially arranged, wherein the mixing section is communicated with the air return pipe, and the air outlet section is communicated with the first air supply pipe and the second air supply pipe.

Furthermore, the air inlet of the fresh air section is connected with a fresh air pipe, a fresh air closed adjusting valve is arranged on the fresh air pipe, and the air inlet of the fresh air pipe is provided with rainproof shutters.

Furthermore, a fixed air volume valve is arranged on the first air supply pipe and the second air supply pipe.

Furthermore, the dehumidification unit comprises a rotary wheel dehumidification section, a dehumidification surface cooling section and a variable frequency fan section which are sequentially arranged, the rotary wheel dehumidification section is connected with the combined air conditioning unit through a second air supply pipe, and the variable frequency fan section is communicated with the low-humidity clean room through the second air supply pipe.

In the system, a room with low humidity requirement and other clean rooms with conventional temperature and humidity requirement share a set of large-system combined air conditioning unit for air supply and return, and a set of rotating wheel dehumidification unit is arranged for the room with low humidity requirement. When the room needs to be in a low-humidity state, the air supply sent to the room by the large-system air conditioner is sent to the low-humidity room after being processed by the rotary wheel dehumidification unit, and then is returned to the large-system air conditioner through the return air pipe, and the process is circulated. When the room need not to be in the low humidity state, the air supply that large system air conditioner sent to this room does not pass through runner dehumidification unit, directly sends into the room, and rethread return-air duct returns to large system air conditioner, so circulation, runner dehumidification unit are in the off-state.

Meanwhile, in order to maintain the stable pressure difference of the clean area system, the stable air supply and return volume of the clean room needs to be maintained, so that the stability is realized by arranging fixed air volume valves on the room air supply pipe and other room air supply pipes.

The utility model discloses a show the effect and be:

1) the occupied area of an air conditioner room can be reduced;

2) the room temperature and humidity states of individual low-humidity rooms in the clean area can be flexibly switched according to the use requirements;

3) the excessive amplification of the room circulating air volume can be avoided, and the equipment investment and the operation cost are increased;

4) the running time of the rotary wheel dehumidification unit can be shortened, and the energy consumption of rotary wheel dehumidification regeneration wind and the surface cooling energy consumption after rotary wheel dehumidification are reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

The following provides a more detailed description of the embodiments and the operation of the present invention with reference to the accompanying drawings.

As shown in fig. 1, an air conditioning system adapted to individual low humidity rooms of a clean area comprises a combined air conditioning unit 1, a conventional clean room 2 and a low humidity clean room 3, an air supply outlet of the combined air conditioning unit 1 supplies air to the conventional clean room 2 through a first air supply pipe 4, the air supply outlet of the combined air conditioning unit 1 also supplies air to the low-humidity clean room 3 through a second air supply pipe 5 and a dehumidifying unit 6, a first electric closed regulating valve 7 and a second electric closed regulating valve 8 are arranged on the second air supply pipe 5 at two sides of the dehumidification unit 6, an air supply bypass pipe 9 is also connected on the second air supply pipe 5, the air supply by-pass pipe 9 is connected with the air supply outlet of the low humidity clean room 3, a third electric closed adjusting valve 10 is arranged on the air supply by-pass pipe 9, and the return air inlets of the conventional clean room 2 and the low-humidity clean room 3 are connected with the return air inlet of the combined air conditioning unit 1 through a return air pipe 11.

In this embodiment, the combined air conditioning unit 1 includes a fresh air section 101, a mixing section 102, a surface cooling section 103, a heating section 104, a humidifying section 105, a fan section 106, a flow equalizing section 107 and an air outlet section 108, which are sequentially arranged, an air inlet of the fresh air section 101 is connected with a fresh air pipe 109, a fresh air sealing adjusting valve 1010 is arranged on the fresh air pipe 109, rain-proof shutters are arranged at the air inlet of the fresh air pipe 109, the mixing section 102 is communicated with the return air pipe 11, and the air outlet section 108 is communicated with the first air supply pipe 4 and the second air supply pipe 5.

In this embodiment, the dehumidifier unit 6 is a rotary dehumidifier, and includes a rotary dehumidification section 61, a dehumidification surface cooling section 62, and a variable frequency fan section 63, which are sequentially disposed, wherein the rotary dehumidification section 61 is connected to the combined air conditioner unit 1 through the second air supply pipe 5, and the variable frequency fan section 63 is connected to the low humidity clean room 3 through the second air supply pipe 5.

In the system, a room with low humidity requirement and other clean rooms with conventional temperature and humidity requirement share a set of large-system combined air conditioning unit 1 for air supply and return, and a set of rotating wheel dehumidification unit 6 is arranged for the room with low humidity requirement. When the room needs to be in a low-humidity state, the air supply sent to the room by the large-system air conditioner is sent to the low-humidity room after being processed by the rotary wheel dehumidification unit 6, and then returned to the large-system air conditioner through the return air pipe, and the process is circulated. When the room is not required to be in the low humidity state, the air supplied to the room by the large-system air conditioner is directly sent into the room without passing through the rotary wheel dehumidification unit 6, and then returns to the large-system air conditioner through the return air pipe, and the rotary wheel dehumidification unit 6 is in the closed state after the circulation.

Meanwhile, in order to maintain the pressure difference of the clean area system to be stable, the air supply and return quantities of the clean room are required to be stable, so that the stability is realized by arranging the constant air quantity valve 12 on the first air supply pipe 4 and the second air supply pipe 5.

The working principle of the system is as follows:

1) the low-humidity clean room 3 maintains low humidity, and the other conventional clean rooms 2 maintain conventional temperature and humidity: the first electric closed regulating valve 7 and the second electric closed regulating valve 8 are opened, the third electric closed regulating valve 10 is closed, and the combined air conditioning unit 1 and the dehumidification unit 6 are opened for operation;

2) when the low-humidity clean room 3 and the other conventional clean rooms 2 are kept at the conventional temperature and humidity: the first electric closed regulating valve 7 and the second electric closed regulating valve 8 are closed, the third electric closed regulating valve 10 is opened, the combined air conditioning unit 1 is opened for operation, and the dehumidifying unit 6 is closed;

3) when the clean area is disinfected: the first electric closed regulating valve 7 and the second electric closed regulating valve 8 are closed, the third electric closed regulating valve 10 is opened, the combined air conditioning unit 1 is opened for operation, and the dehumidifying unit 6 is closed.

The technical scheme provided by the utility model is introduced in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. An air conditioning system suitable for individual low-humidity rooms in a clean area comprises a combined air conditioning unit, a conventional clean room and a low-humidity clean room, wherein an air supply outlet of the combined air conditioning unit supplies air for the conventional clean room through a first air supply pipe, and is characterized in that: the air supply outlet of the combined air conditioning unit supplies air to the low-humidity clean room through the dehumidifier unit through the second air supply pipe, the second air supply pipes on two sides of the dehumidifier unit are provided with a first electric closed regulating valve and a second electric closed regulating valve, the second air supply pipe is further connected with an air supply bypass pipe, the air supply bypass pipe is connected with the air supply outlet of the low-humidity clean room, the air supply bypass pipe is provided with a third electric closed regulating valve, and the return air inlets of the conventional clean room and the low-humidity clean room are connected with the return air inlet of the combined air conditioning unit through a return air pipe.

2. An air conditioning system adapted for clean area individual low humidity requirement room as claimed in claim 1, wherein: the combined air conditioning unit comprises a fresh air section, a mixing section, a surface cooling section, a heating section, a humidifying section, a fan section, a flow equalizing section and an air outlet section which are sequentially arranged, wherein the mixing section is communicated with the return air pipe, and the air outlet section is communicated with the first air supply pipe and the second air supply pipe.

3. An air conditioning system adapted for clean zone individual low humidity requirement rooms as claimed in claim 2 wherein: the air inlet of the fresh air section is connected with a fresh air pipe, a fresh air closed adjusting valve is arranged on the fresh air pipe, and rain-proof shutters are arranged at the air inlet of the fresh air pipe.

4. An air conditioning system adapted for clean area individual low humidity requirement room as claimed in claim 1, wherein: and fixed air volume valves are also arranged on the first air supply pipe and the second air supply pipe.

5. An air conditioning system adapted for clean area individual low humidity requirement room as claimed in claim 1, wherein: the dehumidification unit comprises a rotary wheel dehumidification section, a dehumidification surface cooling section and a variable frequency fan section which are sequentially arranged, the rotary wheel dehumidification section is connected with the combined air conditioning unit through a second air supply pipe, and the variable frequency fan section is communicated with the low-humidity clean room through the second air supply pipe.