Product Description
Wall Mounted Stainless Steel Exhaust Fan for Greenhouse galvanized ventilation box centifugal
Gofee series galvanized fan are widely used in farm ventilation and cooling. It is mainly used for animal husbandry, poultry house, CZPT breeding, greenhouse, factory workshop, textile etc.
The major parts are made of galvanized steel sheets and Stainless steel sheets through 1 time stamping;
Widely used in various types of buildings as farms, green houses, factory building.
Technical parameters:
| No. | Model | Air volumem³/h (Pressure 0 Pa) |
EER m³/h/w |
Rated power W |
Rated voltage | Rated current A |
Drive mode | Blade speed | Size W*H*T |
Hole size mm |
Gross weight kg |
| 1 | GFFD-1380-THG 50″ HP Box Fan |
45000 | 27 | 1100 | 380V | 2.8 | Special Belt | 518 | 1380*1380*450 | 1400*1400 | 77 |
| 2 | GFFD-1380-TP 50″ Galvanized Box Fan |
44000 | 31 | 1100 | 380V | 2.8 | Belt | 456 | 1380*1380*450 | 1400*1400 | 77 |
| 3 | GFFD-1000-TP 36″ Galvanized Box Fan |
26000 | 23 | 750 | 380V | 1.99 | Belt | 648 | 1000*1000*450 | 1571*1571 | 48 |
| 4 | GFFD-800-TP 24″ Galvanized Box Fan |
1300 | 23 | 370 | 380V | 1.07 | Belt | 605 | 800*800*450 | 830*830 | 33 |
Product Features:
1) Heavy hammer& Push Pull Types are available.
2) Fan blade is special designed for the biggest efficiency which made of Krupp stainless steel by punch forming. No deformation, no broken, no dust and long life.
3) Imported bearing, high strength, low-noise and long service life. Aluminium alloy blade support, light weight, high strengthen,anti-corrosive and low wind resistance.
4) High strength imported Special Twist Link belt with little deformation — Easy to replace and reduce loss.
5) IP67 grade motor, insulation level: F. Which is fully enclosed with very high protection level, reliable and long service life.
Our advantages:
♦ Gofee ventilation Fan blade is special designed for the biggest efficiency which made of Krupp stainless steel by punch forming. Large air volume, no deformation, no broken, no dust, attractive and durable. Thickness 1.2mm, surface finish BA grade.
♦ Frame adopts Hot Galvanized sheet with zinc thickness of 275g/m², which extremely improve its anti-corrosion performance. open flexibly. Shutters are made of galvanized sheet with thickness of 0.8mm and 1.5mm, ensure shutters no deformation, running stable.
♦ 15 years production and exporting exhaust fan experiences, we can give you good advices on farm and import.
♦ Both China famous GOFEE motor and Siemens motor are available. Motor voltage and frequency can be customized. Chinese famous motor OEM by special design for fan, the first put in the phase lack protection device which would power off when shortage of electricity. Motor protection grade IP67, insulation class F grade.
♦ Fan belt pulley and flange are made of high strength aluminum-magnesium alloy by die-casting. Light weight, lower vibration. Blast-sanding treatment for attractive appearance, eliminate internal stress to improve its own rigidity and stability.
Package and shipping:
Company Profile:
HangZhou CZPT Motor Co., Ltd was established in 2004, dedicating to researching, producing and selling equipment for environmental control system.
Main products are fiberglass wall fan, roof fan, cooling pad, air inlet, electrical controller, reducer etc.
In October of 2016, new factory with 20000 s.q.m area was put into use. In order to ensure the product quality, our company has set up a motor workshop, mainly producing fan motor; FRP workshop, specializing in the production of fan casing; fan blade workshop, professional to ensure the balance of fan blades; and we have professional automatically fan installation workshop. At the same time, in order to provide customers with better service, a professional ventilation program design team is available any time, focusing on the design of ventilation plan for poultry farm, greenhouses, factories and other places.
HangZhou CZPT has got ISO9001 quality system certification, domestic CCC certification, EU CE certification. Fans are certified by Bess Lab in U.S.A.
At the forefront of industry development, we will make positive contributions to promoting industry development and technological progress.
Our team:
How to Assemble a Pulley System
A pulley is a wheel that rotates on a shaft or shaft to support the movement of a taut cable. Pulleys allow power to be transmitted from the shaft to the cable.
Simple pulley
The simplest theory of operation of a pulley system assumes that the rope and weight are weightless and that the rope and pulley are not stretched. Since the force on the pulley is the same, the force on the pulley shaft must also be zero. Therefore, the force exerted on the pulley shaft is also distributed evenly between the 2 wires passing through the pulley. The force distribution is shown in Figure 1.
The use of simple pulleys is as old as history. Before the Industrial Revolution, people relied on muscle strength to carry heavy loads. Pulleys, levers and ramps make this possible. Today, we can see pulleys in a variety of systems, from exercise equipment to garage doors, and even rock climbers use them to help them reach greater heights. As you can see, these simple machines have been around for centuries and are used in everyday life.
Another simple pulley system is the pulley system. In this system, there is a fixed pulley at the top and a movable pulley at the bottom. The 2 pulleys are connected by a rope. This combination reduces the amount of work required to lift the load. Additionally, the ropes used in this system are usually made of rope and woven through the individual wheels of the pulley drum.
A pulley is an ingenious device that distributes weight evenly and can be used to lift heavy objects. It is easy to build and can be easily modified for a wide range of activities. Even young children can make their own with very few materials. You can also use simple household items such as washing machines, thin textbooks and even chopsticks. It’s very useful and can be a great addition to your child’s science and engineering activities.
The simplest pulley system is movable. The axis of the movable pulley can move freely in space. The load is attached to 1 end of the pulley and the other end to the stationary object. By applying force on the other end of the rope, the load is lifted. The force at the other end of the rope is equal to the force at the free end of the pulley.
Another form of pulley is the compound pulley. Compound pulleys use 2 or more wheels to transmit force. Compound pulleys have 2 or more wheels and can lift heavier objects. Dim is POLE2.
tapered pulley
It is important to clean and align the bolt holes before assembling the tapered pulley. The screws should be lubricated and the threads cleaned before installation. To install the pulley, insert it into the shaft keyway. The keyway should be aligned with the shaft hole to prevent foreign matter from entering the pulley. Then, alternately tighten the bolts until the pulley is tightened to the desired torque.
A tapered pulley is a basic structure. The pulley belt is arranged across 4 steps. Installed between the headstock casting and the main shaft, it is often used in the paper industry. It integrates with printing machinery and supports assembly lines. These pulleys are also available in metric range options, eliminating the need for ke-waying or re-drilling. They are easy to install, and users can even customize them to suit their needs.
CZPT Private Limited is a company that provides unique products for various industries. This large product is used for many different purposes. Also, it is manufactured for industrial use. The company’s website provides detailed specifications for the product. If you need a tapered pulley, contact a company in your area today to purchase a quality product!
Tapered pulleys are vital to paper mill machinery. Its special design and construction enable it to transmit power from the engine source to the drive components. The advantages of this pulley include low maintenance costs and high mechanical strength. Cone wheel diameters range from 10 inches to 74 inches. These pulleys are commonly used in paper mills as they offer low maintenance, high mechanical strength and low wear.
A tapered sleeve connects the pulley to the shaft and forms an interference fit connector. The taper sleeve is fixed on the shaft with a key, and the corresponding inner hole is fixed on the shaft with a key. These features transmit torque and force to the pulley through friction. This allows the tapered pulley to move in a circular motion. The torque transfer characteristics of this pulley are most effective in high speed applications.
The sleeve is the most important part when assembling the tapered pulley. There is an 8-degree taper inside the cone, which is closely connected to the inner surface of the pulley. Taper sleeves and pulleys are interchangeable. However, tapered pulleys can be damaged after prolonged use.
pulley pulley system
A pulley pulley system is a great way to move heavy objects. These systems have been around for centuries, dating back to the ancient Greeks. This simple mechanism enables a person to lift heavy objects. These blocks are usually made of rope, and the number of turns varies for different types of rope. Some blocks have more cords than others, which creates friction and interferes with the easy movement of the lifting system.
When using a pulley pulley, the first thing to decide is which direction to pull. Unfavorable rigging means pulling in the opposite direction. In theory, this method is less efficient, but sometimes requires a certain amount of work space. The benefit is that you will increase the mechanical advantage of the pulley by pulling in the opposite direction. So the interception and tackle system will give you more of a mechanical advantage.
Pulley pulleys are an excellent choice for lifting heavy objects. The system is simple to install and users can easily lift objects without extensive training. Figure 3.40 shows a pulley in action. In this photo, the person on the left is pulling a rope and tying the end of the rope to a weight. When the rope is attached to the load, the rope will be pulled over the pulley and pulley.
The blocks on the blocks are attached to the ends of the rope. This creates unique lifting advantages compared to single-line systems. In Figure 3, the tension of each thread is equal to one-third of the unit weight. When the rope is pulled over the pulley, the force is divided equally between the 2 wires. The other pulley reverses the direction of the force, but that doesn’t add any advantage.
Use pulleys to reduce traction and load. The weight of the load has not changed, but the length of the rope has increased. Using this method, lifting the load by pulling the rope 4 times reduces the force required to lift 1 foot. Likewise, if the pulley system had 4 pulleys instead of three, the length of the rope would be tripled.
The system can transmit loads in any direction. Rope length is determined by multiplying the distance from the fixed block to the load by the mechanical advantage. If the mechanical advantage is 3:1, then passing the rope through the pulley 3 times will produce the required traction distance. Also, the length of the rope will depend on the mechanical advantage, so if the load is 3 times the length of the rope, it will be more than 3 times the required length.
