CN219140955U

CN219140955U - Clean room air conditioning system

Info

Publication number: CN219140955U
Application number: CN202223585440.7U
Authority: CN
Inventors: 曹继峰; 陈亚祥
Original assignee: Chuangshiyang Engineering Technology Suzhou Co ltd
Current assignee: Chuangshiyang Engineering Technology Suzhou Co ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-06-06
Anticipated expiration: 2032-12-31

Abstract

The utility model discloses a clean room air conditioning system, which comprises a clean room body, wherein a suspended ceiling is arranged in the clean room body, the suspended ceiling divides the clean room body into a technical interlayer and a dust-free area, one side of the suspended ceiling, which is away from the dust-free area, is provided with a plurality of clean air supply units FFU, the output end of the clean air supply units FFU is communicated with the dust-free area, a motor and an air filter are arranged in the clean air supply units FFU, a plurality of return air channels are arranged in the dust-free area, each return air channel is communicated with the dust-free area through a return air inlet on the side wall of the dust-free area, the return air inlet is connected with the input end of a fan coil through an air pipe arranged in the return air channels and the technical interlayer, the output end of the fan coil is connected with the input end of the clean air supply units FFU, and a refrigerant pipe is further arranged in the fan coil. The clean room air conditioning system can ensure the temperature requirement of return air at any time, has small space requirement, and has lower construction cost and lower running cost.

Description

Clean room air conditioning system

Technical Field

The utility model relates to the field of clean rooms, in particular to a clean room air conditioning system.

Background

The temperature and humidity of the air in the clean room need to be maintained in a certain interval to ensure the normal operation of the dust-free area research work. Therefore, the clean rooms are equipped with an air conditioning system. The air conditioning system of the clean room comprises a fresh air system and an air return system, wherein the fresh air system comprises air treatment equipment such as humidifying equipment, dehumidifying equipment, heating equipment, cooling equipment and the like, and the air return system adopts a dry coil pipe in order not to influence the humidity of the air in the clean room. The clean room air conditioning system has a plurality of devices and requires a large space. However, in some existing clean rooms which only have requirements on temperature and have no limitation on humidity, the air conditioning system of the clean room is adopted, humidification equipment and dehumidification equipment are unnecessary equipment, initial investment is wasted, and the use cost is increased. In addition, a single water cooling is mainly used in the air return system, and the refrigerating effect can be influenced under the condition of lack of a cold water source on site, so that the temperature change of a dust-free area is caused, and the research work of the dust-free area is influenced.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the clean room air conditioning system which is small in occupied space, low in construction cost and low in running cost.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a clean room air conditioning system, includes the clean room body, this internal furred ceiling that is equipped with of clean room, the furred ceiling separates into technical interlayer and dust free zone with the clean room body, the furred ceiling deviates from one side in dust free zone is equipped with a plurality of clean air supply unit FFU, clean air supply unit FFU's output intercommunication dust free zone, be equipped with motor and air cleaner in the clean air supply unit FFU, be equipped with a plurality of return air channels in the dust free zone, every return air channel warp return air inlet on the dust free zone lateral wall with dust free zone intercommunication, the return air inlet through set up in return air channel with the input of fan coil is connected to the tuber pipe in the technical interlayer, the output of fan coil is connected clean air supply unit FFU's input, still be equipped with the refrigerant pipe in the fan coil, the refrigerant pipe is used for providing refrigeration under the circumstances that lacks the cold water source.

Further, the clean room air conditioning system further comprises a fresh air mechanism, wherein the fresh air mechanism comprises a case, a primary filter arranged at an air inlet of the case, a secondary filter arranged at an air outlet of the case, and an electric heater, a surface cooler and a fan arranged between the primary filter and the secondary filter.

Further, the air inlet of the fresh air mechanism is communicated with the outside of the room, the air outlet of the fresh air mechanism is connected with the input end of the clean air supply unit FFU, and the clean air supply unit FFU sends the air processed by the fresh air mechanism into a dust-free area after further filtering.

Further, the clean air supply unit FFU is in sealing connection with the fresh air mechanism, and the air quantity of the clean air supply unit FFU is greater than or equal to the air quantity of the fresh air mechanism.

Further, the fan coil is in sealing connection with the clean air supply unit FFU, and the air volume of the clean air supply unit FFU is greater than or equal to the air volume of the fan coil.

Further, the return air inlet is arranged at the bottom of the return air channel, a return air shutter is arranged at the communication part of the return air inlet and the dust-free area, when the clean room air conditioning system operates, the blades of the return air shutter are opened, and when the clean room air conditioning system stops operating, the blades of the return air shutter are closed.

Further, a fan is arranged between the fan coil and the air pipe, and air flow from the return air inlet to the fan coil is provided when the fan operates.

By the technical scheme, the utility model has the following beneficial effects:

1. the fan coil still is connected with the refrigerant pipe in this application, when the scene lacks the cold water source, refrigerates through the refrigerant pipe, guarantees that return air temperature is stable in the temperature interval that clean room required constantly.

2. The application replaces the common dry coil with the fan coil, and the dehumidifying and humidifying device in the fresh air mechanism is reduced, so that the construction cost and the equipment operation cost are reduced, and meanwhile, the space required by the whole clean room air conditioning system is smaller.

The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of preferred embodiments, as illustrated in the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of the overall apparatus structure of a clean room air conditioning system according to an embodiment of the present utility model.

Reference numerals of the above drawings: 1. a dust-free zone; 15. an air return port; 151. return air louver; 2. suspended ceiling; 3. a technical interlayer; 4. clean air supply unit FFU; 5. an air return duct; 6. a fan coil; 7. fresh air mechanism.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, in the description of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and to distinguish between similar objects, and there is no order of preference between them, nor should they be construed as indicating or implying relative importance. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

Examples: in combination with fig. 1, this embodiment discloses a clean room air conditioning system, including clean room body, this internal furred ceiling 2 that is equipped with of clean room, furred ceiling 2 separates into technical interlayer 3 and dust free zone 1 with the clean room body, furred ceiling 2 deviates from one side in dust free zone 1 is equipped with a plurality of clean air supply unit FFU4, the output intercommunication of clean air supply unit FFU4 dust free zone 1, be equipped with motor and high-efficient air cleaner in the clean air supply unit FFU4, be equipped with a plurality of return air clamp channels 5 in the dust free zone 1, each return air clamp channel 5 warp return air inlet 15 on the lateral wall of dust free zone 1 with dust free zone 1 communicates, return air inlet 15 through set up in return air clamp channel 5 with the input of fan coil 6 is connected to the tuber pipe in the technical interlayer 3, the output of fan coil 6 is connected the input of clean air supply unit FFU4, still be equipped with refrigerant pipe (not shown in the figure) in the fan coil, the refrigerant pipe is used for providing under the circumstances of cold water source.

Wherein, FFU is a self-powered air supply filter device, has the modular terminal air supply device of filtration efficiency. The FFU sucks air in from the top and filters the air, and the filtered clean air is evenly sent out at a speed of about 0.45m/s plus or minus 20% on the whole air outlet surface.

The clean air supply unit FFU4 is in sealing connection with the fan coil 6, the air quantity of the clean air supply unit FFU4 is larger than or equal to the air quantity of the fan coil 6, a fan is arranged between the fan coil 6 and the air pipe, and air flow from the air return opening 15 to the fan coil 6 is provided during fan operation to provide power for return air. Through the scheme, the return air circulation is smoother.

The air return channels 5 are arranged at one side of the dust-free area 1 at equal intervals, the air return openings 15 are arranged at the bottom of the air return channels 5 and cling to the ground, air return louvers 151 are arranged at the communication positions of the air return openings 15 and the dust-free area 1, and when the air conditioning system of the clean room operates, the blades of the air return louvers 151 are opened to allow air return to pass through; when the air conditioning system of the clean room stops running, the blades of the return air louver 151 are closed, dust particles are prevented from entering the dust-free area 1 from the return air louver 151, and meanwhile, the return air louver 151 also has a noise reduction function.

The fan coil 6 is also connected with a refrigerant pipe, and enables the refrigerant pipe to refrigerate under the condition of lacking a cold water source on site, so that the clean room air conditioning system can normally operate, and the research work of a dust-free area is prevented from being influenced by poor refrigerating effect.

The clean room air conditioning system further comprises a fresh air mechanism 7, the fresh air mechanism 7 comprises a case, an air inlet and an air outlet are respectively formed in two ends of the case, a primary filter is arranged at the air inlet, a secondary filter is arranged at the air outlet, and an electric heater, a surface cooler and a fan are arranged between the primary filter and the secondary filter. The fresh air mechanism 7 forms air flow flowing from the air inlet to the air outlet through the operation of the fan, and in the air flow process, the air is heated or refrigerated through the electric heater or the surface cooler so as to reach the temperature required in the dust-free area 1.

Because the clean room air conditioning system is suitable for clean rooms without temperature control, only the required cooling and heating equipment is arranged, useless humidifying and dehumidifying equipment is reduced, and the initial construction cost is greatly reduced; fewer devices also means less space requirements.

The air inlet of the fresh air mechanism 7 is communicated with the outside of the room, and the air outlet of the fresh air mechanism 7 is connected with the input end of the clean air supply unit FFU 4. After the fresh air is processed to the temperature required in the dust-free area 1 by the fresh air mechanism 7, the fresh air is sent to the FFU, and is efficiently filtered by the FFU and then sent into the dust-free area 1.

Wherein, clean air supply unit FFU4 and fresh air mechanism 7 sealing connection, and clean air supply unit FFU's amount of wind is greater than or equal to fresh air mechanism's amount of wind. So as to ensure that the processed fresh air can be smoothly and completely fed into the dust-free area 1.

The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present utility model, the present description should not be construed as limiting the present utility model in view of the above.

Claims

1. The utility model provides a clean room air conditioning system, includes the clean room body, this internal furred ceiling that is equipped with of clean room, the furred ceiling separates into technical interlayer and dust free zone with the clean room body, the furred ceiling deviates from one side in dust free zone is equipped with a plurality of clean air supply unit FFU, clean air supply unit FFU's output intercommunication dust free zone, a serial communication port, be equipped with motor and air cleaner in the clean air supply unit FFU, be equipped with a plurality of return air channels in the dust free zone, every return air channel warp return air inlet on the dust free zone lateral wall with dust free zone intercommunication, the return air inlet through set up in return air channel with the input of fan coil is connected to the tuber pipe in the technical interlayer, the output of fan coil connects clean air supply unit FFU's input, still be equipped with the refrigerant pipe in the fan coil, the refrigerant pipe is used for providing the refrigeration under the condition that lacks the cold water source.

2. The clean room air conditioning system of claim 1, further comprising a fresh air mechanism, the fresh air mechanism comprising a cabinet, a primary filter disposed at an air inlet of the cabinet, a secondary filter disposed at an air outlet of the cabinet, and an electric heater, a surface cooler, and a blower disposed between the primary filter and the secondary filter.

3. The clean room air conditioning system of claim 2, wherein the air inlet of the fresh air mechanism is connected to the outside of the room, and the air outlet of the fresh air mechanism is connected to the input end of the clean air supply unit FFU.

4. The clean room air conditioning system of claim 3, wherein the clean air supply unit FFU is in sealed connection with the fresh air mechanism, and an air volume of the clean air supply unit FFU is equal to or greater than an air volume of the fresh air mechanism.

5. The clean room air conditioning system of claim 1 or 4, wherein the clean air supply unit FFU is in sealed connection with the fan coil, and an air volume of the clean air supply unit FFU is equal to or greater than an air volume of the fan coil.

6. The clean room air conditioning system of claim 1, wherein the return air inlet is arranged at the bottom of the return air channel, a return air shutter is arranged at the communication position of the return air inlet and the dust-free area, and when the clean room air conditioning system operates, the blades of the return air shutter are opened; when the clean room air conditioning system stops running, the blades of the return air louver are closed.

7. The clean room air conditioning system of claim 1, wherein a fan is disposed between the fan coil and the air duct, the fan providing air flow from the return air inlet to the fan coil when in operation.