Which Occasions Need to Install Door Closers

1, which occasions need to install door closers

There are fire, theft prevention needs or national mandatory requirements, as well as access control automation and intelligent security systems. Or the door has windproof, thermal insulation, sound insulation needs, the need to often close the premises.

Such as: fire doors, building intercom security doors, hotel / hotel room doors, bathroom doors, shopping malls, hospitals, banks, cars and boats, office buildings, home doors

2, the choice of door closers need to consider the issue

Before choosing a door closer should first consider: door weight, door width, door opening frequency and use requirements and environment. Door weight and door width is the premise of the choice of door closer models, generally small door weight to choose the strength of small models, so that the installation, one is to open the door feels very easy, installed in the door is also coordinated beautiful, followed by small products are generally more economical.

Open the door frequency and the quality of the product requirements closely:

A, the requirements of the door closer sealing should be good, not leak oil. The most critical is the sealing technology and material

B, the requirement for the service life of the door closer to be long. This will ensure long-term, normal use after installation, reduce the workload and costs of maintenance, but also feel the convenience and enjoyment of the door closer products

3, the use of requirements include:

1), whether the door needs to open the door after the automatic stop function

2), buffer function one by one quickly open the door to a certain position after the damping buffer, and the damping buffer force and range can be adjusted according to the use of their own requirements; the function is used to prevent the door or lock collision wall when quickly open the door, or emergency escape to prevent people in the rapid opening of the door weightless and tilted forward to the ground

3), delayed closing function - the door from the maximum position of the door open slowly at a uniform speed, can be adjusted according to the requirements. Suitable for use in places with frequent access and many people, especially hospitals, the elderly, children, people with illnesses in and out of the door and channel use

4), the closing force can be adjusted: can be used in the door weight and door width range of different doors on the wide installation, as well as the environment due to the closing resistance of the larger places. Arbitrary force adjustment can be obtained satisfactory closing force, especially practical in coastal cities, cars and boats due to wind resistance to close the door resistance changes from time to time.

5), the use of the environment: fire prevention requirements (fire requirements), frost protection requirements (winter -35℃)