Product Description

We introduce a full set of German control technology and apply modern materials and the latest processing craft & technique
to produce GRO serial observation elevator products. This kind of products have the most perfect performance in lots of
aspects such as the travel quality, safety functions, car model design, energy-saving and cunsumption reduction etc.
 
We strive to bring an advanced super view aesthetics to the serial goods. Our products will be the most glaring flowing scene
which up and down in the buildings. When the night falls, the elvator deducts the dazzling light of aristocracy in the constructions.
These serial products are applicable for the high grade business hotel, office building, airport, train station and other public
transport places which require the sight-seeing purposes.

 Advantage

Braking Force Self-Detection Function
System will do the detection and failure warning for the braking force regularly so as to prevent the accident of braking failure
and bring passengers safety protection at any time.
 
Steel Rope Slipping Self-Detection
System will monitor the offset when the elevator is running. Elevator will run into the safety model and drive to the nearest
leveling if the offset deviate from the reasonable value.
 
Absolute-Location Positioning System
By installing absolute-location positioning system, the car landing location can be accurate positioning to realize accurate
operation of elevator.
 
Unintended Car Movement Protection System
When the car is at the unlocking area and the door is opened, the system will be activated and stop the car immediately if the
car movement is detected in the absence of command.
 
Internet of Things(Remote Monitor)
Connect elevator with internet by the comprehensive application of internet of things, do the 24 hours constantly collection and
monitor to daily running information of elevator. Make the early warning and alarm to elevator running failure and accident,
graded response and emergency handling to realize the remote real-time monitoring, to ensure passenger safety.
 

About SRH

Sicher Elevator Co., Ltd.
Sicher Elevator Co., Ltd. is a specialized, collectivized transnational operation enterprise through investment, merger and
stock restructuring.

Sicher covers an area of 1476 square meters, owns manufacturing center,
R&D center, customer service center, as well as an elevator testing tower with the running speed of up to 10.0 m/s, which
is a large-scale and global market-oriented manufacturing enterprise for elevators and parking system equipment.

SRH Aufzüge GmbH, as a wholly owned subsidiary by Sicher Elevator Co., Ltd. builds the close strategic cooperation union
with German large, medium-sized elevator manufacturing companies and elevator parts companies to provide all kinds of
 SRH brand products in line with EU Standards for global customers.

SRH, originates from German word “Sicher”, which means safe, reliable, and reflects the core value of the brand about
“only for safe reach” throughout and constantly in the complete process of product R&D, manufacturing, sales, installation
and service. 
 
Sicher implements the scientific and technological innovation development strategy and establishes several innovation
platforms such as Provincial Enterprise Research Institute, Academicians and Experts Workstation, Post-doctor Scientific
Research Workstation, Provincial Enterprise Technology Center, Provincial Industrial Design Center, Provincial High-tech
Enterprise Research and Development Center, Sicher Elevator Center Laboratory, China Academy of Building Research-Sicher
Elevator R&D Center, ZHangZhoug Sicher Elevator Science and Technology Research Institute. It owns 86 patents and won the
honor of “The National Machinery Industry Outstanding Unit”. Its quality management has passed the national military
standard attestation. Elevator product was awarded US “Elevator World Project of the Year 2016” and moving walk product
was awarded “China Records”. 

With perfect service network at home and abroad, Sicher has exported its products to over 40 countries and regions and has
established a long-term strategic cooperative partnership with many renowned real estate development enterprises and won
the honor of “National Excellent Supplier in Government Procurement”. SRH has become a well respected elevator brand in
Russia, Uzbekistan, Turkey, UAE, Oman, Kuwait, Iran, India, Bangladesh, Cambodia, South Africa, Egypt, Tanzania, Brazil
and Elevator, etc.

Sicher Elevator persists in the development strategy of “internationalization, technology, industrialization” and takes the
inovation of service, technology and idea as its core to realize a new value eco of intelligent manufacturing, industrial service
and international brand further to become a world excellent elevator solutions service provider.

Qualification and Certificate

 

How to tell if your driveshaft needs replacing

What is the cause of the unbalanced drive shaft? Unstable U-joint? Your car may make clicking noises while driving. If you can hear it from both sides, it might be time to hand it over to the mechanic. If you’re not sure, read on to learn more. Fortunately, there are many ways to tell if your driveshaft needs replacing.

unbalanced

An unbalanced driveshaft can be the source of strange noises and vibrations in your vehicle. To fix this problem, you should contact a professional. You can try a number of things to fix it, including welding and adjusting the weight. The following are the most common methods. In addition to the methods above, you can use standardized weights to balance the driveshaft. These standardized weights are attached to the shaft by welders.
An unbalanced drive shaft typically produces lateral vibrations per revolution. This type of vibration is usually caused by a damaged shaft, missing counterweights, or a foreign object stuck on the drive shaft. On the other hand, torsional vibrations occur twice per revolution, and they are caused by shaft phase shifts. Finally, critical speed vibration occurs when the RPM of the drive shaft exceeds its rated capacity. If you suspect a driveshaft problem, check the following:
Manually adjusting the imbalance of a drive shaft is not the easiest task. To avoid the difficulty of manual balancing, you can choose to use standardized weights. These weights are fixed on the outer circumference of the drive shaft. The operator can manually position the weight on the shaft with special tools, or use a robot. However, manual balancers have many disadvantages.

unstable

When the angular velocity of the output shaft is not constant, it is unstable. The angular velocity of the output shaft is 0.004 at ph = 29.5 and 1.9 at t = 1.9. The angular velocity of the intermediate shaft is not a problem. But when it’s unstable, the torque applied to it is too much for the machine. It might be a good idea to check the tension on the shaft.
An unstable drive shaft can cause a lot of noise and mechanical vibration. It can lead to premature shaft fatigue failure. CZPT studies the effect of shaft vibration on the rotor bearing system. They investigated the effect of flex coupling misalignment on the vibration of the rotor bearing system. They assume that the vibrational response has 2 components: x and y. However, this approach has limited application in many situations.
Experimental results show that the presence of cracks in the output shaft may mask the unbalanced excitation characteristics. For example, the presence of superharmonic peaks on the spectrum is characteristic of cracks. The presence of cracks in the output shaft masks unbalanced excitation characteristics that cannot be detected in the transient response of the input shaft. Figure 8 shows that the frequency of the rotor increases at critical speed and decreases as the shaft passes the natural frequency.

Unreliable

If you’re having trouble driving your car, chances are you’ve run into an unreliable driveshaft. This type of drivetrain can cause the wheels to stick or not turn at all, and also limit the overall control of the car. Whatever the reason, these issues should be resolved as soon as possible. Here are some symptoms to look for when diagnosing a driveshaft fault. Let’s take a closer look.
The first symptom you may notice is an unreliable drive shaft. You may feel vibrations, or hear noises under the vehicle. Depending on the cause, it could be a broken joint or a broken shaft. The good news is that driveshaft repairs are generally relatively inexpensive and take less time than a complete drivetrain replacement. If you’re not sure what to do, CZPT has a guide to replacing the U-connector.
One of the most common signs of an unreliable driveshaft is clanging and vibration. These sounds can be caused by worn bushings, loose U-joints, or damaged center bearings. This can cause severe vibration and noise. You can also feel these vibrations through the steering wheel or the floor. An unreliable driveshaft is a symptom of a bigger problem.

Unreliable U-joints

A car with an unreliable U-joint on the drive shaft can be dangerous. A bad u-joint can prevent the vehicle from driving properly and may even cause you trouble. Unreliable u-joints are cheap to replace and you should try getting parts from quality manufacturers. Unreliable U-joints can cause the car to vibrate in the chassis or gear lever. This is a sure sign that your car has been neglected in maintenance.
Replacing a U-joint is not a complicated task, but it requires special tools and a lot of elbow grease. If you don’t have the right tools, or you’re unfamiliar with mechanical terminology, it’s best to seek the help of a mechanic. A professional mechanic will be able to accurately assess the problem and propose an appropriate solution. But if you don’t feel confident enough, you can replace your own U-connector by following a few simple steps.
To ensure the vehicle’s driveshaft is not damaged, check the U-joint for wear and lubrication. If the U-joint is worn, the metal parts are likely to rub against each other, causing wear. The sooner a problem is diagnosed, the faster it can be resolved. Also, the longer you wait, the more you lose on repairs.

damaged drive shaft

The driveshaft is the part of the vehicle that connects the wheels. If the driveshaft is damaged, the wheels may stop turning and the vehicle may slow down or stop moving completely. It bears the weight of the car itself as well as the load on the road. So even a slight bend or break in the drive shaft can have dire consequences. Even a piece of loose metal can become a lethal missile if dropped from a vehicle.
If you hear a screeching noise or growl from your vehicle when shifting gears, your driveshaft may be damaged. When this happens, damage to the u-joint and excessive slack in the drive shaft can result. These conditions can further damage the drivetrain, including the front half. You should replace the driveshaft as soon as you notice any symptoms. After replacing the driveshaft, you can start looking for signs of wear.
A knocking sound is a sign of damage to the drive shaft. If you hear this sound while driving, it may be due to worn couplings, damaged propshaft bearings, or damaged U-joints. In some cases, the knocking noise can even be caused by a damaged U-joint. When this happens, you may need to replace the entire driveshaft, requiring a new one.

Maintenance fees

The cost of repairing a driveshaft varies widely, depending on the type and cause of the problem. A new driveshaft costs between $300 and $1,300, including labor. Repairing a damaged driveshaft can cost anywhere from $200 to $300, depending on the time required and the type of parts required. Symptoms of a damaged driveshaft include unresponsiveness, vibration, chassis noise and a stationary car.
The first thing to consider when estimating the cost of repairing a driveshaft is the type of vehicle you have. Some vehicles have more than one, and the parts used to make them may not be compatible with other cars. Even if the same car has 2 driveshafts, the damaged ones will cost more. Fortunately, many auto repair shops offer free quotes to repair damaged driveshafts, but be aware that such work can be complicated and expensive.