What is a Positive and negative pressure combined conveying? Introduction to the principle of Powder conveying structure

Positive and negative pressure combined conveyingis a technology that uses the energy of airflow to transport granular materials along the direction of airflow in a closed pipeline.，in the course of work,Using the dynamic pressure and static pressure of air, the material particles are suspended in the airflow or transported in groups along the pipeline. The former is called material suspension transportation, and the latter is called material group transportation.，the product looks atmospheric.，features include be of simple construction, Convenient for material transportation and recovery., convenient to use, Flexible layout and System modularization，it is an ideal choice for customers to buy Positive and negative pressure combined conveying。

1、Brief introduction of Positive and negative pressure combined conveying

Positive and negative pressure combined conveyingis a kind of material conveying equipment which uses air flow energy to convey granular materials in a closed pipeline.。

Positive and negative pressure combined conveying

2、Positive and negative pressure combined conveying performance advantage

Positive and negative pressure combined conveyings have the following advantages.

1. Low maintenance cost

The Positive and negative pressure combined conveying device has simple structure and few moving parts, so the maintenance cost is relatively low. At the same time, because the transportation process is carried out in the closed pipeline, the occurrence of equipment wear and failure is reduced.

2. Wide application range

The Positive and negative pressure combined conveying system can transport a variety of materials, including powdery, granular, fibrous and small block materials, and has strong adaptability. At the same time, for materials with unstable chemical properties, inert gas can also be used for transportation to ensure the stability of materials during transportation.

3. energy saving and environmental protection

Because the Positive and negative pressure combined conveying is carried out in a closed pipeline, the loss and pollution of materials during transportation can be effectively reduced. This not only improves the utilization rate of materials, but also reduces the production cost.

4. Multiple process operations can be carried out at the same time

While conveying materials, the Positive and negative pressure combined conveying system can also complete a variety of production processes, such as mixing, crushing, grading, drying, cooling and so on. This versatility makes the Positive and negative pressure combined conveying more flexible and adaptable in the production process.

5. Flexible layout

The pipeline layout of the Positive and negative pressure combined conveying is flexible and can be flexibly configured according to the actual layout and process requirements of the factory. This flexibility enables the Positive and negative pressure combined conveying system to adapt to various complex production environments and meet different production needs.

Positive and negative pressure combined conveying

3、Positive and negative pressure combined conveying structure composition

The Positive and negative pressure combined conveying has the following structure

1. control system

The control system is the "brain" of the Positive and negative pressure combined conveying system, which is responsible for monitoring and controlling the whole system. Through the control equipment such as programmable controller, the parameters such as airflow speed, feed rate and system pressure can be accurately adjusted and controlled to ensure the stable operation of the system and meet the production requirements.

2. dust pelletizing system

Dust removal system is very important for the environmental protection performance of Positive and negative pressure combined conveying system. It is responsible for handling the dust and waste gas generated in the transportation process to ensure that the discharge meets the requirements of environmental protection. Dust removal system usually includes dust collector, fan and discharge pipeline. According to different material characteristics and environmental protection requirements, different dust removal equipment and technical schemes can be selected.

3. Feeding device

The feeding device is responsible for feeding materials evenly and stably into the conveying pipeline. It is usually installed at the beginning of the system, and uses the negative pressure or positive pressure formed by the air source device to mix materials with air in a certain proportion and send them into the pipeline. Common feeding devices include rotary valves, screw conveyors, rotary feeders, screw pumps, silo pumps and Venturi nozzles. The selection of feeding device should be considered comprehensively according to the characteristics of materials and transportation requirements.

4. control system

The control system is the "brain" of the Positive and negative pressure combined conveying system, which is responsible for monitoring and controlling the whole system. Through the control equipment such as programmable controller, the parameters such as airflow speed, feed rate and system pressure can be accurately adjusted and controlled to ensure the stable operation of the system and meet the production requirements.

5. Air source device

The air source device is the power core of the Positive and negative pressure combined conveying system, which provides the airflow power needed for transportation. Common air source equipment includes roots blower, compressor, centrifugal blower and water ring vacuum pump. These devices can generate stable airflow and provide sufficient power for the transportation of materials.

Positive and negative pressure combined conveying

4、Positive and negative pressure combined conveying principle

Positive and negative pressure combined conveyingat work,The material and air flow form a gas-solid two-phase flow to realize continuous and stable material transportation.，it has the functions of Closed conveying, Explosion-proof involves, material handling, Physical processing assistance and Environmental protection and pollution-free，the main structure includes control system, Air source system, Conveying pipeline system, dust pelletizing system and delivery system，is a kind of high quality and low price Positive and negative pressure combined conveying，be of high quality。

Positive and negative pressure combined conveying

5、Positive and negative pressure combined conveying field real shot

High-definition pictures of various types of Positive and negative pressure combined conveying are displayed for customers who are about to buy. Please submit a telephone appointment for physical inspection.。

Positive and negative pressure combined conveying

Note: All the pictures in this article were taken by hyde powder manufacturer.。

6、Introduction of advantages of Positive and negative pressure combined conveying

The advantages of Positive and negative pressure combined conveying are as follows:

1. Generality

For materials with unstable chemical properties, the Positive and negative pressure combined conveying system can use inert gas for transportation to ensure the stability of the materials during transportation.

2. Environmental protection and pollution-free

Compared with the traditional mechanical transportation mode, the Positive and negative pressure combined conveying has higher transportation efficiency, which can reduce transportation time and transportation cost. Moreover, the Positive and negative pressure combined conveying does not need additional power to drive, which reduces energy consumption.

3. be of simple construction

Positive and negative pressure combined conveying has simple structure and convenient operation.

4. Low maintenance cost

The Positive and negative pressure combined conveying system has relatively few moving parts, which makes the maintenance more convenient. At the same time, due to its structural characteristics, the system is easy to realize automatic control, which improves production efficiency and management convenience.

5. Strong flexibility

The Positive and negative pressure combined conveying is carried out in a closed pipeline, which effectively prevents dust from flying and escaping. This fully enclosed transportation mode not only improves the working environment, reduces the risk of occupational diseases, but also reduces environmental pollution, and meets the requirements of modern enterprises for environmental protection.

Positive and negative pressure combined conveying

Positive and negative pressure combined conveyingmultifunctional, with functions such as Closed conveying, Physical processing assistance, material handling, Environmental protection and pollution-free and Automatic control，is a Positive and negative pressure combined conveying。