What are the common faults of the motor of the hard fast door

The hard fast door works fast and with low noise. These are inseparable from the contribution of the geared motor. The motor of the hard fast door adopts a speed ratio of 1:10-1:15, which balances the noise and speed well, and makes the hard fast door work quickly, smoothly and quietly. But the motor can be regarded as a fine device after all, and it will inevitably break down after a long time. So when the geared motor fails, how to detect and remove obstacles? How to maintain the geared motor in normal times to prolong its service life?

2021

What are the advantages of hard fast doors

With the wide application of fast doors, the application of fast doors is also increasing. The installation of fast doors in underground garages is no longer a case, but is gradually becoming popular. Many builders tend to buy basement doors after the building is completed, and some developers buy PVC fast doors at a relatively low price, but there are significant differences in functions between PVC fast doors and hard fast doors.

2020

Some knowledge points of hard fast doors

Fast rolling doors are divided into pvc fast doors and hard fast doors according to materials. Since the facade of the pvc fast door is made of industrial woven fabric, it generally plays the role of fast partition in daily use, so when there is a need for heat preservation, a hard fast door is required to meet the use requirements. So for a high-quality hard fast door, we should pay attention to which processes can improve its thermal insulation performance, while taking into account other use requirements! Let's take a look.

2020

Advantages of medical antibacterial series PVC coil

In recent years, medical antibacterial PVC coils have made new progress, further expanding and improving product varieties, quality and application range, and have a deeper understanding of the controversial environmental protection issues of polyvinyl chloride. It is worth pointing out that although the market share of PVC is about 8% to 9%, the market share is relatively small, but the application volume is stable and basically unchanged.

2020

Some basic knowledge of medical antibacterial series PVC coils

Medical antibacterial series PVC coils have high toughness, high strength, good oxygen resistance, ultraviolet resistance, temperature resistance (high 80, low -30), chemical corrosion resistance, and do not pollute the environment. It has a wide range of uses and is suitable for waterproofing of civil engineering such as pools, dams, tunnels, and planted roofs.

2020

PVC anti-static series PVC coil tells how to operate the hard fast door after a power failure?

Hard fast doorsalso known as aluminum alloy fast doors. It is a new type of metal fast door with anti-theft and high temperature partition functions. It is reliable, practical, and easy to operate. Hard fast doors are essential in life, and using them can reduce fire damage to a certain extent.

2020