Founded in 2002, Suzhou Yuanda Purification is a professional manufacturer of purification doors, windows, and Sandwich panels. As an important role as China Emergency Exit Doors Supplier, we also provides clean room equipment and supporting products such as air shower rooms, transfer windows, fast-rolling shutter doors, fire doors, FFUs, and clean sheds. The products produced are widely used in industries such as electronics and appliances, biomedicine, food, cosmetics, new energy, and school scientific research.
After more than 20 years of development, to better serve its customers, the company has also established Suzhou PURIFY Purification Technology Co., Ltd. to customize solutions for dust-free workshop purification projects for various industries. It has a one-stop service system from comprehensive enterprise plant planning, design, construction, product production and supply to help customers create high-quality clean rooms and bring them a high-quality cleaning experience. The company has always adhered to the corporate spirit of "pragmatic, hard work, and responsibility", and created a good business environment with integrity, win-win, and innovative business concepts. With a new management model, refined technology, thoughtful service and high quality, we have always adhered to the principle of giving priority to customer satisfaction and serving them with care.
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READ MOREHow are emergency exit doors usually opened?
Emergency exit doors are usually opened in the following ways:
Push-rod opening: This method usually involves one or more horizontally mounted push rods that the user pushes to open the door. Push-rod opening allows for quick and simple operation in an emergency, without complex movements or force. The location and number of push rods will be designed according to the size of the door and the evacuation requirements.
Swing opening: Swing emergency exit doors usually open to one side like a normal door. They may be equipped with handles or push plates to facilitate quick opening in an emergency. Swing doors are suitable for use when the passage is wide and space allows.
Swing opening: Swing emergency exit doors are opened by rotating the door leaf around a vertical axis. This design is particularly useful in confined spaces because it does not require additional space to open like swing doors. Swing doors may be equipped with handles or buttons to activate the swing mechanism.
Automatic opening: Some advanced emergency exit doors are equipped with automatic opening systems, such as electric or pneumatic devices. These systems can automatically open the door when an emergency situation is detected, such as a fire alarm. Automatic doors are usually integrated with a central control system to enable remote monitoring and control.
Manual release mechanism: In addition to the above opening methods, emergency exit doors are usually equipped with manual release mechanisms. These mechanisms allow the door to be opened manually in the event of a power failure or other emergency. The manual release mechanism may be a handle, pull ring or other form of movable parts.
The opening method of the emergency exit door is designed to ensure that it can be opened quickly and easily in an emergency so that people can evacuate quickly. Different opening methods are suitable for different scenarios and needs, such as space size, evacuation flow, etc. When selecting an emergency exit door, various factors should be considered comprehensively according to the specific situation to ensure that it meets the requirements of safe evacuation.
How can the surface of emergency exit doors be made smooth and easy to clean?
Emergency exit doors are designed and manufactured to be smooth and easy to clean. Some of the following design and manufacturing processes are usually used:
High-quality coating: The surface of the door may be coated with special coatings such as epoxy, polyester or powder coating, which not only provide a smooth surface, but also have anti-pollution and easy-to-clean properties.
Anodizing: For metal doors, such as aluminum alloy doors, anodizing is an electrochemical process that forms a corrosion-resistant and wear-resistant oxide film on the metal surface. This film is very smooth and easy to clean.
Seamless welding: The joints of the door are seamlessly welded to reduce gaps and dead corners, so that dirt will not hide when cleaning.
Special surface treatment: The surface may be treated with grinding, polishing and other processes to achieve a smooth and flawless effect.
Anti-sticking surface: The surface of the door may be treated with special chemicals to prevent dust and dirt from sticking.
Handleless design: Emergency exit doors may adopt a handleless or concealed handle design to reduce surface protrusions and make cleaning more convenient.
Antimicrobial coating: In some environments with extremely high hygiene requirements, the door surface may be coated with antimicrobial coating to reduce the growth of bacteria and microorganisms.
Avoid using materials that easily absorb dirt: In terms of material selection, avoid using materials that easily absorb dirt or are difficult to clean.
Reasonable geometric design: The geometric design of the door avoids complex shapes and decorations to reduce the difficulty when cleaning.
Maintenance guide: Provide detailed cleaning and maintenance guides to guide users on how to properly clean the surface of the door to keep it smooth and hygienic.
Through these design and manufacturing processes, the surface of the emergency exit door can remain smooth, reduce the accumulation of dirt and bacteria, and facilitate daily cleaning and maintenance.