Anti-collision Free Door

Free door is also called anti-collision Free door. It usually solves the door solution for food workshop, central kitchen, electronic workshop and hospital passage, which can be opened in two directions. Using the principle of eccentric shaft and the principle of self-repetitive positioning, the door can be fully closed automatically after the door or the vehicle passes by the self-weight of the door, which improves work efficiency.

The free anti-collision door frame produced by Kwang has various styles and can be connected to civil walls and cleanroom panels. Corrosion resistance, easy to clean, and long service life make it widely used in various fields.

Anti-collision Free Door Material 

It adopts a high-strength fireproof composite plastic plate with the thickness of 20 mm or 40 mm as the main core material, and has the characteristics of high pressure resistance, moisture resistance, air-proof, corrosion resistance, low thermal conductivity and environmental protection. The high-strength stainless steel is selected on the surface of the door body, and the high-strength ABS plate or cold-rolled steel plate can also be selected.

Anti-collision Free Door Accessories 

Transparent Window: It’s common size is 350mm × 550 mm, and can be customized according to need. The material is PMMA, and the window is sealed with rubber strip around. 

Anti-collision Board: The board is made of high strength PE and has good impact resistance and durability. It’s thickness is 4mm, and the common size is 850mm*600mm, which can be customized according to need. The color is double sided matte orange with texture. 

Door Hinge: It’s material is 304 stainless steel. Each set contains auto-closing hinge and lower door hinge protector.

Anti-collision Free Door Size 

Each door is customized according to the particular need. Generally, the door opening with width smaller than 600mm is recommended to fix single swing free door, while the one with width over 1200mm is recommended to fix double swing free door.

Anti-collision Free Door Advantage:

1. Improve work efficiency

The anti-collision free door allows people or objects to pass quickly, greatly simplifying the series of actions to stop, open, pass, and then close the door to be done by the traditional single door, thereby greatly improving work efficiency. The free door can be freely opened in two directions by hand pushing, trolley or even the impact of a forklift, and then automatically closed when a person or object passes.

2. Divide space, reduce noise and maintain environmental hygiene

The anti-collision free door can be used between the sales area and the storage room, between the food processing area and the cold storage area, between the office area and the warehouse, between the dining area and the kitchen, and any area that needs to be divided to block the noise of the work and maintain the environmental hygiene Occasions.

3. Save daily expenses

Traditional electric and pneumatic doors are complicated to install and expensive to maintain and repair. In contrast, free doors do not require electricity, are simple and quick to install, and easy to maintain and repair. At the same time, the free door can effectively control the flow of moisture and dust between different areas. The rapid and automatic closing feature also allows the free gate to limit energy loss to a minimum.

Note: Non-standard specifications can be customized according to customer needs.

Anti-collision Free Door Features:

1. The stainless steel free door conforms to the hygiene standards of the food industry. The front and back sides are made of 304 stainless steel plates that are acid and alkali resistant. The interlayer wood has been specially treated to make the door anti-corrosive and moisture-proof.

2. The core material is aluminum honeycomb, waterproof and light weight.

3. The curved rubber plate has the anti-collision function, and the staff can drive the forklift or push the small cart to directly hit the door to open it, making the entry and exit extremely convenient.

4. The door axis of the free door adopts an eccentric shaft design, so that the door tilts in the direction of the center axis of the door axis, thereby generating a component force opposite to the door opening direction to gently reset the door automatically, without worrying about the rebound impact of the door. The door shaft is an eccentric shaft design, so that the free door has the characteristics of concealing the door at the front and back sides. But traditional wooden doors, aluminum alloy doors and other types of doors do not have this feature.

5. Unique hinge design, combined with superior mechanical properties, resulting in greatly reduced mechanical wear, so that the door can be opened and closed more than 50,000 times (without stopping).

6. A good sealing device has the functions of preventing insects, dust, wind and odor, so as to achieve the effect of improving environmental hygiene.

Anti-collision Free Door Suitable Environment

Separating Double Free Door For Material Transfer

Designed to ensure the demand of food hygiene,it can not only effectively control moisture and dust flow between different areas, but can also segment any areas that need to be divided, thus blocking working noise and keeping the environment clean and tidy.

One-swing Free Door For Pedestrian Channel

Products designed for areas which are strict at sanitation such as convenience stores, bars, coffee shops and so on. Door body is formed without joint, and the Type E and Type V stainless steel rolling bearings is designed according to the mechanical principle, which don't need maintenance. The door is not suitable for areas which need frequent clean.

ABS Heavy Free Door For Supermarket

It is specially designed for large supermarket, which is combined with industrial design concept, Its frame is made of aluminum alloy, and the shape design is elegant modern, and beautiful, It can automatically open and close, thus is suitable for workplace needs frequent in and 0ut. Its performance is stable and resistant to wind pressure.

Double Free Door For Transfer Channel

This transfer door combines advanced mechanical design concept, superior performance. It adopts German imported V-shaped rolling bearing, when installed and fixed, the ground does not need to punch. The door body is molded in one, beautiful and durable.

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