is a standard requirement.

1. Workshop door

Workshop door opening methods: horizontal door, upturned door, folding door, sliding door, lifting door and rolling door, etc.

In order to prevent mosquitoes, flies and insects from entering, the air curtain machine should be opened normally or the insect-proof rubber curtain should be in a normally closed state.

Doors for various warehouses and individual workshops: single sliding door and double sliding door, which occupy a small area, but the disadvantage is that they are not tightly closed. Therefore, pay attention to its closed state when entering and leaving.

2. Ordinary workshop doors

Ordinary workshop doors and other houses that need to be closed automatically: single double-sided self-closing doors and double double-sided self-closing doors, and the doors will be closed automatically by the elasticity of the self-closing device after opening.

Its main purpose is sanitary isolation of products and personal safety of people.

It plays the role of isolation, even the access on both sides can be closed immediately and kept relatively isolated, which is better than opening the door on one side.

for some processes, such as sterilization rooms or places with high-pressure facilities such as jacketed pots, it is necessary from the perspective of safe production.

3. Evacuation doors (including fire doors)

Corridor doors:

Generally, single horizontal doors and double horizontal doors are internal doors, but in order to facilitate the evacuation of people, external doors are used. The doors that close the stairwell should adopt Class B fire doors, and the evacuation doors of the warehouse should adopt horizontal doors that open in the evacuation direction. However, sliding doors or rolling doors can be used on the outside of the first floor of C, D and E warehouses against the wall.

Requirements for setting fire doors:

Fire doors in public places should be normally open, which can be automatically closed in case of fire;

The fire doors in the workshop should be set with normally closed fire doors that can be easily opened from the inside without using any tools such as keys, and signs and use tips should be set in obvious positions;

normally closed fire doors should be selected for other fire doors.

4. thermal insulation door

is equipped with air curtain to reduce the loss of cooling capacity;

equipped with escape device: people mistakenly enter the warehouse, and the warehouse door is equipped with escape handle. Without damaging the warehouse door, you can escape smoothly by pulling the opener.

5. Clean workshop door (shower room)

In the food and beverage industry and other production processes, the requirements for the cleanliness of the production area environment are very high. Under dynamic conditions, the biggest source of bacteria and dust is the operator. Before the operator enters the production area, he must use clean air to blow the dust particles attached to his clothes and play the role of an air lock.

The air shower room is a kind of local purification equipment with strong universality, which is used to blow off the dust adsorbed on the surface of people or objects by high-efficiency filtered clean strong wind sprayed by a fan through a air shower nozzle when people or goods enter the clean area. It can effectively remove the dust brought into the sterile room by human body and kill all kinds of viruses and bacteria.

6. transfer door/window

transfer door/window is a device installed between the entrance and exit of clean room or rooms with different cleanliness levels, which blocks the indoor and outdoor airflow when transferring goods, so as to prevent polluted air from entering clean areas and generating cross pollution.

in order to reduce pollution, the transfer door should be opened only when the goods are transferred, and the door should be closed immediately after the transfer to ensure the normal work of the personnel on the other side. For those with high cleanliness, transfer doors/windows are generally used.