CN216011124U

CN216011124U - Sterilizing device for direct-discharge type dust-free room workshop

Info

Publication number: CN216011124U
Application number: CN202121729242.6U
Authority: CN
Inventors: 周武斌
Original assignee: Baicheng System Technology Co ltd
Current assignee: Baicheng System Technology Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-03-11
Anticipated expiration: 2031-07-28

Abstract

The utility model provides a direct-exhaust type sterilization device for workshops in a dust-free room, which comprises an AHU air-conditioning box, an ozone generator, a sterilization exhaust fan and a general exhaust fan, wherein an air outlet of the AHU air-conditioning box is connected to a plurality of workshops through fresh air pipes; the air outlets of the workshops are connected to the return air inlet of the AHU air-conditioning box through return air pipes, and the return air pipes between the workshops and the return air inlet are sequentially connected with an ozone generator and an airtight electric air valve M2; the workshops are also connected to a general exhaust fan through a general exhaust pipe, and an airtight electric air valve M4 is arranged at the air inlet position of the general exhaust fan, close to the general exhaust fan, of the general exhaust pipe; a branch air pipe is arranged between the general exhaust pipe and the return air pipe, and an airtight electric air valve M5 is arranged on the branch air pipe; the return air pipes between the workshops and the ozone generators are connected with a disinfection exhaust fan through disinfection exhaust pipes, and the disinfection exhaust pipes are also provided with airtight type electric air valves M3; an air-tight electric air valve M1 is installed at the air inlet of the AHU air-conditioning box. The utility model has simple structure and convenient operation, can reach the designed ozone concentration in a direct-discharge room during disinfection, and the pressure of the room is controlled.

Description

Sterilizing device for direct-discharge type dust-free room workshop

Technical Field

The utility model mainly relates to the field of disinfection devices, in particular to a disinfection device for a direct-discharge type dust-free room workshop.

Background

At present, food plants and pharmaceutical factories generally use ozone for disinfection, and the plants are usually charged with a set of air conditioning device for a plurality of rooms, wherein some rooms are internally circulated and some rooms are directly ventilated; the ozone generator is generally only provided with an external type, the generated ozone is conveyed to a main return air pipe of the air conditioning system through a pipeline, and the concentration of the ozone is gradually increased through internal circulation; the direct discharge room cannot circulate air during sterilization, so that the designed ozone concentration cannot be reached, and the pressure in the room is out of control due to the closing of the exhaust.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a direct-exhaust type sterilization device for a clean room workshop, which comprises an AHU air conditioning box 1, an ozone generator 2, a sterilization exhaust fan 3 and a general exhaust fan 4,

the air outlet of the AHU air conditioning box 1 is connected to a plurality of workshops 6 through fresh air pipes 5;

the air outlets of the workshops 6 are connected to the return air inlet of the AHU air-conditioning box 1 through return air pipes 7, and the return air pipes 7 between the workshops 6 and the return air inlet are sequentially connected with an ozone generator 2 and an airtight electric air valve M2;

the workshops 6 are also connected to a general exhaust fan 4 through a general exhaust duct 8, and an airtight electric air valve M4 is arranged at the position, close to the air inlet of the general exhaust fan 4, of the general exhaust duct 8;

a branch air pipe 9 is arranged between the general exhaust pipe 8 and the return air pipe 7, and an airtight electric air valve M5 is arranged on the branch air pipe 9;

the return air pipes 7 between the workshops 6 and the ozone generators 2 are connected with a disinfection exhaust fan 3 through disinfection exhaust pipes 10, and the disinfection exhaust pipes 10 are also provided with airtight electric air valves M3;

and an air-tight electric air valve M1 is installed at an air inlet of the AHU air-conditioning box 1.

Preferably, the fresh air inlets of the workshops 6 are arranged at the top of the workshop.

Preferably, the general exhaust duct 8 includes a general main exhaust duct and general exhaust branch ducts, and the plurality of plants 6 are respectively converged to the general main exhaust duct through the general exhaust branch ducts.

Preferably, the return air pipe 7 comprises a return air main pipe and return air branch pipes, and the air outlets of the workshops 6 are converged to the return air main pipe through the return air branch pipes respectively.

Preferably, the fresh air pipe 5 comprises a fresh air main pipe and fresh air branch pipes, and the fresh air main pipe divides the fresh air output by the AHU air-conditioning box 1 to the fresh air branch pipes connected to each workshop to exhaust air.

Preferably, air volume regulating valves are arranged on the common exhaust branch pipe, the return air branch pipe and the fresh air branch pipe.

Preferably, the airtight type electric air valve M5 is installed on the branch duct 9 between the general main exhaust duct and the main return duct.

The utility model has the beneficial effects that: simple structure, convenient operation, and can reach the ozone concentration that the direct vent room reached the design in the disinfection, and the pressure in room is controlled.

Drawings

FIG. 1 is a block diagram of the present invention;

in the figure, the position of the upper end of the main shaft,

1. the method comprises the following steps An AHU air conditioning cabinet; 2. an ozone generator; 3. sterilizing the exhaust fan; 4. a general exhaust fan; 5. a fresh air duct; 6. a plurality of plants; 7. a return air duct; 8. a general exhaust duct; 9. a branch air pipe; 10. and (5) disinfecting the exhaust pipe.

Detailed Description

In order to make the technical solutions of the present invention better understood and make the above features, objects, and advantages of the present invention more comprehensible, the present invention is further described with reference to the following examples. The examples are intended to illustrate the utility model only and are not intended to limit the scope of the utility model.

As shown in fig. 1, the present invention includes: an AHU air conditioning box 1, an ozone generator 2, a disinfection exhaust fan 3 and a general exhaust fan 4,

In this embodiment, it is preferable that the fresh air inlets of the plurality of plants 6 are provided at the top of the plant.

Set up above-mentioned structure, go into the wind gap with the new trend and set up the purpose that can reach effective air inlet at the top in workshop, improve the content of new trend in the workshop and the purpose of homogenization, avoid the dead angle to exist.

In this embodiment, the general exhaust duct 8 preferably includes a general main exhaust duct and general exhaust branch ducts, and the plurality of plants 6 are respectively merged to the general main exhaust duct through the general exhaust branch ducts.

In this embodiment, the return air duct 7 preferably includes a main return air duct and branch return air ducts, and the air outlets of the plurality of workshops 6 are respectively converged to the main return air duct through the branch return air ducts.

Preferably in this implementation, fresh air pipe 5 includes that the new trend is responsible for and the new trend branch pipe, the new trend is responsible for and shunts the new trend of AHU air-conditioning box 1 output to the new trend branch pipe of connecting on each workshop and airs exhaust.

In this embodiment, it is preferable that the general exhaust branch pipe, the return air branch pipe, and the fresh air branch pipe are all provided with air volume adjusting valves.

By the arrangement of the structure, the exhaust pipe, the fresh air pipe and the return air pipe which correspond to each workshop are provided with respective independent pipelines, and the air volume valve is installed on each branch pipe, so that the ventilation condition of each workshop can be monitored in real time, the production efficiency is improved, and the circulating purpose is achieved.

In this embodiment, it is preferable that the airtight type electric damper M5 be installed in the branch duct 9 between the main exhaust duct and the main return duct.

By means of the structure, air circulation in each workshop is achieved when the disinfection state is achieved, and the required ozone concentration is achieved.

In use, the following three states are included:

in the air-conditioning mode, M1, M2, M4 are turned on, and M3, M5 are turned off;

in the disinfection mode, M2, M5 are turned on, M1, M3 and M4 are turned off;

in the air exhaust mode, M1, M3 and M4 are opened, and M2 and M5 are closed.

The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of this patent application.

Claims

1. A direct-exhaust type sterilization device for a clean room workshop is characterized by comprising an AHU air conditioning box (1), an ozone generator (2), a sterilization exhaust fan (3) and a general exhaust fan (4),

the air outlet of the AHU air conditioning box (1) is connected to a plurality of workshops (6) through fresh air pipes (5);

the air outlets of the workshops (6) are connected to the return air inlet of the AHU air-conditioning box (1) through return air pipes (7), and the return air pipes (7) between the workshops (6) and the return air inlet are sequentially connected with an ozone generator (2) and an airtight electric air valve M2;

the workshops (6) are also connected to a general exhaust fan (4) through a general exhaust pipe (8), and an airtight electric air valve M4 is installed at the air inlet position, close to the general exhaust fan (4), of the general exhaust pipe (8);

a branch air pipe (9) is arranged between the general exhaust pipe (8) and the return air pipe (7), and an airtight electric air valve M5 is arranged on the branch air pipe (9);

the air return pipes (7) between the workshops (6) and the ozone generators (2) are connected with disinfection exhaust fans (3) through disinfection exhaust pipes (10), and airtight electric air valves M3 are further mounted on the disinfection exhaust pipes (10);

an air inlet of the AHU air conditioning box (1) is provided with an airtight electric air valve M1.

2. The in-line cleanroom plant sterilization apparatus according to claim 1, wherein: the fresh air inlets of the workshops (6) are arranged at the tops of the workshops.

3. The in-line cleanroom plant sterilization apparatus according to claim 2, wherein: the general exhaust duct (8) comprises a general exhaust main pipe and a general exhaust branch pipe, and the workshops (6) are converged to the general exhaust main pipe through the general exhaust branch pipes.

4. The in-line cleanroom plant sterilization apparatus according to claim 3, wherein: the return air pipe (7) comprises a return air main pipe and return air branch pipes, and the air outlets of the workshops (6) are converged on the return air main pipe through the return air branch pipes respectively.

5. The in-line cleanroom plant sterilization apparatus according to claim 4, wherein: fresh air pipe (5) are responsible for and the new trend branch pipe including the new trend, the new trend is responsible for and is shunted the new trend of AHU air-conditioning box (1) output to the new trend branch pipe of connection on each workshop and airs exhaust.

6. The in-line cleanroom plant sterilization apparatus according to claim 5, wherein: and air volume regulating valves are arranged on the general exhaust branch pipe, the return air branch pipe and the fresh air branch pipe.

7. The in-line cleanroom plant sterilization apparatus according to claim 6, wherein: the airtight electric air valve M5 is arranged on a branch air pipe (9) between the general exhaust main pipe and the return air main pipe.