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Grille Fan Guard Manufacturers

The fan guard is an important safety device, usually installed at the air inlet or outlet of the fan, to protect the fan blades from collision with foreign objects, and prevent personnel from contacting the rapidly rotating fan blades to avoid accidental injuries. It is usually made of metal or high-strength plastic, with good durability and impact resistance. The design of the fan guard usually includes a mesh grille or a solid protective cover body, which can effectively block most foreign objects, especially in industrial and commercial environments, where fans are often used in high-power mechanical equipment such as cooling equipment, exhaust or ventilation systems. In industrial environments, fan guards not only ensure the safety of employees, but also protect equipment from damage caused by intrusion of objects. Large fans used in production workshops or factories often require more sturdy and durable guards to cope with environmental challenges such as high temperature, dust, and metal chips. Fan guards in residential environments focus more on aesthetics and easy cleaning, and are usually simple in design, which can effectively prevent children or pets from contacting the fan blades.

About Chaotuo

Our company was established in 2001 and located in the beautiful city of Hangzhou, Zhejiang Province, on the shore of West Lake, with more than 20 years of experience in hardware manufacturing. The company has passed the ISO9001 quality management system, a total of nearly 20 patented products and technologies, and has been certified by the national high-tech enterprises.

1. Fan Protective Cover. The products developed so far cover all these standard series such as the outer rotor, inner rotor fan, shaded pole electrode. EC, DC series fan shield can be customized according to market demand, non-standard products can also be customized according to the samples and drawings.

2. Supermarket Household Hardware Products. We have experience in product development, design and production management of supermarket stacking baskets, mesh, display racks, hooks, clothes and kitchen hampers, dish racks, knife racks, barbecue racks, etc.;

3.All kinds of high-strength fasteners (National standard, American standard, German standard, Japanese standard, etc.) have strong supply organization ability. Screws, bolts and nuts for internal and external hexagon are in stock, and the delivery period is short and the quality is reliable, and we also accept non-standard customization;

4.Fans and Fittings. Because our company has been engaged in the production and management experience of fan supporting for many years, it can support the production of internal and external rotor fan accessories and has strong organization and coordination and supply resource’s ability for the whole set of fans and fittings. The company can also provide efficient OEM services for foreign manufacturers.

Warmly welcome to visit our beautiful factory in Hangzhou!

Our 20 years of customization experience has created a Chaotuo brand value.

Certification of
Chaotuo.

After years of unremitting efforts, Chaotuo has achieved a number of technical achievements and obtained a number of utility model patents, ensuring the integrity of the company's technology and product diversity, and forming a deep technical reserve.

  • High and New Technology Enterprise Certificate

  • Certificate of conformiity of qualitymanagemient system certification

  • A safe and convenient dish drainer

  • A vertical hanger

Industry Knowledge

How does the fan guard of Hangzhou Chaotuo Electric Automation Co., Ltd. ensure better protection of the fan while enhancing airflow and efficiency?

Founded in 2001, Hangzhou Chaotuo Electric Automation Co., Ltd. is located in Hangzhou, Zhejiang Province. With more than 20 years of hardware manufacturing experience, it has strong technical advantages and production capabilities in the field of Fan Guard. The fan guard is not only a key accessory to protect the fan equipment from damage by external objects, but it also plays a vital role in ensuring the fan's working efficiency and smooth airflow.

1. The main function and design requirements of the fan guard
The basic function of the fan guard is to protect the fan from interference or damage by external objects, and to prevent the fan blades from being stuck or collided by foreign objects, thereby ensuring the safety and long-term stable operation of the fan. However, in addition to the protective function, the design of the fan guard also needs to consider how to maximize the air flow efficiency without affecting the fan performance. For industrial fans, cooling fans and other equipment, the reasonable design of the fan guard directly affects the cooling effect and overall working efficiency of the fan.

2. Material selection and structural design
Hangzhou Chaotuo Electric Automation Co., Ltd. has selected a variety of high-quality materials and innovative designs in the production process of fan covers to ensure the protection and airflow efficiency of the fans.

1. High-quality materials
The fan covers produced by the company generally use high-strength metal materials, such as steel plates, aluminum alloys, etc. These materials have extremely high impact resistance and durability, and can effectively protect the fans from external impact or physical damage. Different series of fan covers can be selected according to specific usage requirements. Suitable materials, such as corrosion-resistant aluminum alloy fan covers, are suitable for humid or highly corrosive environments to ensure long-term and stable operation of the equipment.

At the same time, the selection of materials also takes into account the optimization of air flow. For example, the selection of metal materials not only ensures the firmness of the fan cover, but also effectively avoids excessive obstruction of airflow and ensures the efficient operation of the fan.

2. Structural design
The structural design of the fan cover is the key to improving airflow efficiency. The fan cover design of Hangzhou Chaotuo Electric Automation Co., Ltd. focuses on the following points:

Opening design: The surface of the fan cover is usually designed with multiple openings or mesh structures to increase the air intake and exhaust channels of the fan and reduce the resistance of air flow. This design can not only protect the fan from the impact of external objects, but also avoid poor air circulation, which affects the heat dissipation efficiency of the fan.

Optimize the airflow channel: The design of the fan cover will take into account the direction and velocity of the airflow. Through streamlined design and reasonable aperture distribution, the fan can achieve maximum air flow with less pressure loss. Especially in the design of EC and DC series fan covers, the shape and hole layout of the fan cover are precisely calculated to ensure that the airflow channel is unobstructed and improve the air flow efficiency of the fan.

Reduce noise: By optimizing the material and structural design of the fan cover, the airflow noise generated by the fan during operation is reduced, thereby improving the comfort of the fan when working. The selection of materials and structural design also help to reduce the irregularity of air flow and avoid airflow turbulence caused by improper fan cover design, thereby reducing fan noise.

3. Customization and non-standard design
Hangzhou Chaotuo Electric Automation Co., Ltd. provides a variety of standard series fan covers that can meet the protection needs of different fan types (such as outer rotor fans, inner rotor fans, etc.). At the same time, the company also provides customized services and can carry out non-standard designs according to customer needs and samples.

1. Customization of EC and DC series fan covers
As the market's requirements for energy saving and high efficiency of fans continue to increase, EC (electronic control) and DC (direct current) series fans have gradually become mainstream. These fans usually have higher operating efficiency and lower energy consumption, so the requirements for fan covers are also higher. Hangzhou Chaotuo Electric Automation Co., Ltd. customizes the covers of EC and DC series fans according to the specific requirements of customers. When designing, it is necessary not only to meet the protection function, but also to consider how to reduce the impact of the fan cover on the airflow and maintain the efficient operation of the fan.

2. Non-standard customized design
For some customers with special needs, Hangzhou Chaotuo Electric Automation Co., Ltd. provides non-standard customization services based on samples and drawings. Through flexible design solutions, the company can tailor fan covers that meet the needs according to the customer's equipment type, use environment and performance requirements. These non-standard fan covers can not only effectively protect the fan equipment, but also optimize the working efficiency of the fan to meet the needs of efficient heat dissipation in different working environments.

4. Strict quality control
In order to ensure the quality and performance of the fan cover, Hangzhou Chaotuo Electric Automation Co., Ltd. strictly implements the ISO9001 quality management system and has passed the national high-tech enterprise certification. The company uses sophisticated production equipment and strict process control to ensure that each fan cover can maintain consistent high-standard quality during the manufacturing process.

Precision manufacturing and testing: Each fan cover undergoes strict size, appearance and performance testing during the production process to ensure that its dimensional accuracy meets the standard requirements and can provide good protection performance and airflow effects during use.

Long-term durability test: In order to ensure the long-term service life of the fan cover, the company conducts durability tests on each batch of products to ensure that the fan cover can operate stably even under extreme conditions such as high load and high temperature, and maintain excellent protection and airflow effects for a long time.

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