CN105276720B - Modularized clean chamber unit equipment - Google Patents

Abstract

The invention discloses a modular clean room unit equipment and relates to the technical field of clean room equipment. The unit equipment includes an outer box body, a filter fan, a filter and a diffuser plate; the outer box body is a cover with a closed upper end and an open lower end, and the diffuser plate is arranged at the lower end opening of the outer box body; The filter and the filter fan, the diffuser plate includes an air supply port and an air return port; the air inlet of the filter fan is aligned with the return air port of the diffuser plate; the air outlet of the filter fan forms a channel with the air supply port of the diffuser plate. The equipment has its own filter fan, which integrates air supply and return air. It is compact in size, well sealed, easy to install, reliable and stable in operation, energy-saving, does not produce dust, does not accumulate dust, can effectively reduce clean room pollution sources, and has a wide range of applications.

Description

Modular clean room unit equipment

technical field

The invention relates to the technical field of clean room equipment.

Background technique

Clean room refers to the removal of particulates, harmful air, bacteria and other pollutants in the air within a certain space, and the control of indoor temperature, cleanliness, indoor pressure, air velocity and air distribution, noise vibration, lighting, and static electricity. Within a certain range of needs, a specially designed room is given. In the traditional clean room, it is necessary to install units such as high-efficiency filter ceiling air supply, side wall return/exhaust air, and purification lamps installed to meet the illumination requirements. Various arrangements are not only inconvenient to install, but also bring more pollution risks to the clean room . Especially in hospitals and pharmaceutical production purification areas, clean room pollution sources should be minimized.

Contents of the invention

The technical problem to be solved by the present invention is to provide a modular clean room unit equipment for the above-mentioned deficiencies in the prior art. Reduce clean room pollution sources, easy installation, wide application range.

In order to solve the above technical problems, the technical solution adopted by the present invention is: a modular clean room unit equipment, including a filter and a diffuser plate, and also includes an outer box and a filter fan; the outer box is closed at the upper end and open at the lower end The diffuser plate is set at the lower opening of the outer box; above the diffuser plate, a filter and a filter fan are arranged in turn; the diffuser plate includes an air supply port and an air return port; the air inlet of the filter fan is aligned with the diffuser plate The air return port; the air outlet of the filter fan and the air supply port of the diffuser plate form an air flow channel.

Preferably, the air return port of the diffuser plate is located in the middle of the diffuser plate, and the air inlet port of the diffuser plate is located around the air return port.

Preferably, the filter fan is a medical filter fan.

Preferably, a vertical wire suspender is fixed above the casing of the medical filter fan, and the other end of the wire suspender is fixed and hoisted on the roof of the clean room.

Preferably, the filter is a high efficiency filter.

Preferably, the frame of the high-efficiency filter is provided with a PAO smoke hole for detecting the integrity of the high-efficiency filter and a differential pressure test hole for monitoring the pressure difference between the upstream and downstream of the high-efficiency filter; the filter material of the high-efficiency filter is ultrafine glass fiber Paper.

Preferably, the unit device further includes a lighting device; the lighting device is fixed along the outer edge of the bottom end of the outer box for a circle.

Preferably, the lighting device is an LED light strip.

Preferably, the LED light strip is a rigid strip light.

The beneficial effects produced by adopting the above technical solution are: the modularized clean room unit equipment provided by the present invention makes the clean room into a modular form, with compact volume, good sealing performance, simple and convenient installation, reliable and stable operation and energy saving, which saves energy for construction. It brings convenience to the side and the user at the same time, and has a wide range of applications. The modularized clean room unit equipment provided by the present invention has its own medical filter fan, integrates the air supply, return air and LED lighting, and makes the three into an integrated closed unit equipment. The supply and return air is concentrated on the same diffuser plate, and the supply and return air mode meets the requirements of the design specifications for pharmaceutical clean rooms, and fully complies with the C/D grade supply and return air form of the pharmaceutical design specifications, while avoiding the opening and installation of separate lamps, saving The clean room pollution caused by the independent installation of lamps does not produce dust or accumulate dust, which can effectively reduce the pollution source of the clean room.

Description of drawings

Fig. 1 is the structural representation of the embodiment of the present invention;

Fig. 2 is the airflow flow diagram in use of Fig. 1;

Fig. 3 is a first structural schematic diagram of the bottom end face of Fig. 1;

Fig. 4 is a second structural schematic diagram of the bottom end face of Fig. 1;

FIG. 5 is a schematic diagram of a third structure of the bottom surface of FIG. 1 .

In the figure: 1. Outer box body; 11. Lifting lug; 2. Medical filter fan; 21. Wire hanger; 3. High-efficiency filter; 4. Diffuser plate; 5. LED strip; 6. Wire; 7 , Supply air flow; 8, Return air flow.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

A modular clean room unit equipment, as shown in FIGS. 1 to 5 , includes an outer box 1 , a filter fan, a filter, a diffuser plate 4 and a lighting device 5 . The outer box body 1 is a cover with a closed upper end and an open lower end; the diffuser plate 4 is fixedly arranged at the lower end opening of the outer box body 1, and the diffuser plate 4 includes an air supply port and an air return port, and the air return port is located in the middle of the diffuser plate 4. The air inlet is located around the air return port; the top of the diffuser plate 4 is successively provided with a filter and a filter fan; the filter is a high-efficiency filter 3; the filter fan is preferably a medical filter fan 2, and the air inlet of the medical filter fan 2 is aligned with An airflow channel is formed between the air return port of the diffuser plate 4 , the air outlet of the medical filter fan 2 and the air supply port of the diffuser plate 4 . The lighting device 5 is an LED light strip 5 and is fixed along the outer edge of the bottom end of the outer box 1 for a circle.

The outer casing 1 is preferably a cuboid cover made of painted carbon steel or 304 stainless steel. In practice, it can also be a circular, elliptical or other geometrically shaped sealing cover with an open lower end. The specific material and shape can be determined according to actual positioning and Select the application and meet the conditions of use and related requirements. The length, width and height (L×W×H) specifications of the outer box 1 can be selected according to actual needs. In order to match the specifications of the filter 3, several commonly used specifications of the outer box 1 are: 1000mm×1000mm×500mm, 1100mm× 1100mm×500mm or 1200mm×1200mm×500mm. The outer box body 1 is embedded in the opening of the color steel plate ceiling, and the hanging lugs 11 fixed at the four corners of the upper end surface of the outer box body 1 are connected with the harness and the flower basket adjuster, and the outer box body 1 is hoisted on the floor of the clean room. top plate.

The material of the diffuser plate 4 can be selected from stainless steel plate or baking varnish plate. In use, under the action of the filter fan, the airflow direction is shown in Figure 2, the middle airflow is the return airflow, and the surrounding airflow is the supply airflow, that is, the medical filter fan 2 draws back the air in the clean room, and passes through the high-efficiency filter 3 After filtering, the fresh air is output from the air outlet of the medical filter fan 2, and the output fresh air is filtered through the high-efficiency filter 3 again along the airflow channel formed by the air outlet of the medical filter fan 2, the outer box body 1 and the diffuser plate 4. It is transported to the clean room by the air outlet of the diffuser plate 4. The tuyere structure of the diffuser plate 4 adopts the form of combining the swirling air supply side opening at the side position and the porous air return opening at the central position, wherein the multi-hole tuyere is located in the circle or rectangle surrounded by the swirl tuyere, and the overall shape of the multi-hole tuyere is Rectangular or circular, as shown in Figure 3 to Figure 5, are several commonly used diffuser structures. The tuyere of diffuser plate 4 also can adopt the center to be the multi-hole tuyere of hole shape, and be fixed strip tuyere all around. The structural forms of the different diffuser plates 4 meet the aesthetic needs of different users and the conditions of practical application, and form a unity with the entire clean room environment in all aspects.

The length, width and height (L×W×H) specifications of the high-efficiency filter 3 are generally used: 935mm×935mm×69mm, 1035mm×1035mm×69mm or 1135mm×1135mm×69mm, and the filter material is preferably ultra-fine glass fiber paper, which can also be used PTFE, that is, polytetrafluoroethylene, and other materials that can achieve high-efficiency filtration effects here can be used. The frame of the high-efficiency filter 3 is provided with a PAO smoke hole and a differential pressure test hole. The PAO smoke hole is used to detect the integrity of the high-efficiency filter 3, and the differential pressure test hole is used to monitor the pressure difference between the upper and lower flows of the high-efficiency filter 3. When When the pressure difference reaches the design final resistance of the high-efficiency filter 3, the high-efficiency filter 3 needs to be replaced in order to save energy during operation. The high-efficiency filter 3 is compressed and fixed by a compression piece. The compression piece is in the form of a 2cm-wide stainless steel plate or an ordinary steel plate. It relies on screw locking force to press the frame of the high-efficiency filter 3, so that the high-efficiency filter 3 is fixed to meet the requirements of high-efficiency air. Filter installation requires GB13554-1992.

The medical filter fan 2 is arranged directly above the high-efficiency filter 3 and aligned with the center of the high-efficiency filter 3 . The upper end surface of the casing of the medical filter fan 2 is fixed with a vertical threaded suspender 21, and the other end of the threaded suspender 21 is hoisted on the roof of the clean room through a shock absorber for hoisting and fixing the medical filter fan 2 . The medical filter fan 2 selected in this embodiment has a rated air volume of 1000m ³ /h, a static pressure of 453Pa, a rotational speed of 1400Rpm, a noise of 68db, a weight of 45kg, a length, width and height of 669mm×669mm×276.3mm, and the material is preferably Galvanized sheet or stainless steel sheet.

The LED light strip 5 adopts a hard strip light, which is fixed for a week along the outer edge of the bottom of the outer box body 1 and around the outside of the diffuser plate 4, so that the LED light strip 5 and the outer box body 1 are integrated, and the air supply, return air and lighting are integrated. All in one.

In the actual implementation of the modular clean room unit equipment of this embodiment, the installation is carried out according to the following steps: (1) Hoisting of the outer box body 1: the color steel plate ceiling is opened, and the hoisting wire is installed and positioned. According to the positioning position, on the roof Drill holes at the corresponding positions of the board, use expansion screws to penetrate into the holes to fix the square angle steel, pass the wire through the angle steel to fix, and connect the lower end of the wire to the flower basket regulator and the lifting lug of the outer box 1 in turn, so that the lower end of the outer box 1 and the LED hard The light bar is flush with the opening of the color steel plate ceiling, and the reference level of the lower opening of the outer box 1 is adjusted by adjusting the flower basket regulator. Among them, the LED rigid bar light has been fixed with the outer box 1 in advance; (2) The built-in fan is fixed: the wire suspension rod 21 is connected with the shock absorber, and the shock absorber is fixedly installed on the roof plate with nuts, and the reference level of the medical filter fan 2 is adjusted by adjusting the position of the screw; and from the outer box 1 Lead out the combined power wire 6 of the LED light strip 5 and the medical filter fan 2 from one corner of the socket; (3) Install the sealing frame on the technical interlayer, lock and fix it with screws, and seal it with neutral silica gel; (4) Clean room air blowing, hygienic After the cleaning is completed, the high-efficiency filter 3 is installed, attached to the lower end of the medical filter 2, and compressed and fixed with a compression piece, and finally the diffuser plate 4 is installed.

The modular clean room unit equipment provided in this embodiment has its own medical filter fan, integrates air supply, return air and LED lighting, and makes the three into an integrated closed unit equipment, without the need to independently set the return air duct and return air outlet. Concentrate the air supply and return on the same diffuser plate, the air supply and return mode meets the requirements of the design specifications for pharmaceutical clean rooms, and fully complies with the C/D grade supply and return air form of the pharmaceutical design specifications, while avoiding the opening and installation of separate lamps, saving Eliminate clean room pollution caused by independent installation of lamps, no dust, no dust accumulation, can effectively reduce clean room pollution sources. When the modular clean room unit equipment is used, the HVAC is set independently, and the air supplied by the fresh air unit is sent to the clean room through three-stage filtration to maintain a stable pressure difference in the clean room. The wind design is reasonable to avoid air short circuit.

The modular clean room unit equipment provided by the example of the present invention makes the clean room into a modular form, with compact volume, good sealing performance, simple and convenient installation, reliable and stable operation and energy saving, which brings convenience to the construction party and the user at the same time, and can It is widely used in areas requiring a certain degree of cleanliness, such as sterilization rooms, washing and drying rooms, and corridors.

The above technical features constitute the best embodiment of the present invention, which has strong adaptability and best implementation effect, and non-essential technical features can be increased or decreased according to actual needs to meet the needs of different situations.

Claims (8)

1. a kind of Modularized clean chamber unit equipment, including filter and diffuser plate (4), it is characterised in that：It further include outer case (1) and filtering wind turbine；The outer case (1) is the cuboid cover of upper end closed, lower ending opening, and the diffuser plate (4) is set to institute At the lower ending opening for stating outer case (1)；The top of the diffuser plate (4) is equipped with the filter and the filtering wind turbine successively； The diffuser plate (4) includes air outlet and return air inlet；The air inlet of the filtering wind turbine lower end is directed at returning for the diffuser plate (4) Air port；The air outlet of the air outlet and the diffuser plate (4) of the filtering wind turbine upper end forms channel；The Modularized clean room Unit further includes lighting device (5)；The lighting device (5) fixes one week along the outer case (1) bottom end outer edge；Institute It states lighting device (5) and filters the merging power lead of wind turbine from one jiao of extraction of outer case (1)；It adopts in the air port of diffuser plate (4) It is poroid porous air port with centre, surrounding is bar draught.

2. Modularized clean chamber unit equipment according to claim 1, it is characterised in that the return air inlet of the diffuser plate (4) Middle part positioned at the diffuser plate (4), the air inlet of the diffuser plate (4) are located at the surrounding of the return air inlet.

3. Modularized clean chamber unit equipment according to claim 1, it is characterised in that the filtering wind turbine is medical mistake Filter wind turbine (2).

4. Modularized clean chamber unit equipment according to claim 3, it is characterised in that the medical filtering wind turbine (2) Vertical harness cord sunpender (21) is fixed with above shell, harness cord sunpender (21) other end fixation is lifted on clean indoor On Roofing slab.

5. Modularized clean chamber unit equipment according to claim 1, it is characterised in that the filter is high efficiency filter Device (3).

6. Modularized clean chamber unit equipment according to claim 5, it is characterised in that high efficiency particulate air filter (3) frame It is equipped with PAO smokes hole for detecting the high efficiency particulate air filter (3) integrality and for monitoring the high efficiency particulate air filter (3) The pressure difference instrument connection of lower drift angle；The filtrate of the high efficiency particulate air filter (3) is ultra-fine fibre glass paper.

7. Modularized clean chamber unit equipment according to claim 1, it is characterised in that the lighting device (5) is LED Light bar.

8. Modularized clean chamber unit equipment according to claim 7, it is characterised in that the LED light strip is runner lamp.