Handan Foam Blocking Mobile Toilet

The Handan foam blocking mobile toilet is a water-saving mobile sanitation facility designed based on foam blocking technology, primarily used for emergency toilet scenarios. It features water conservation, freeze resistance, environmental protection, and high mobility.

Foam Blocking Technology Principle and Functions

The core of foam blocking technology is to "replace water with foam to form a seal." The system uses a dedicated foaming device to mix a small amount of water with an environmentally friendly foaming agent, generating a large amount of fine and stable micro-foam. These foams serve three main functions:

1. Coverage and Lubrication: The foam covers the inner walls of the toilet bowl, forming a lubricating film that reduces the adhesion of waste, facilitating its sliding into the waste collection tank;
2. Sealing and Isolation: When injected into the trapway, the foam forms a "foam plug" that blocks the airflow between the waste collection tank and the toilet space, effectively suppressing the escape of odors, bacteria, and harmful gases;
3. Visual Indication: The continuous presence of foam provides a visual indication of the system's normal operation, enhancing user psychological comfort.
   Compared to traditional water-flush toilets, this technology reduces water consumption per flush by over 90%, demonstrating significant water-saving effects.

System Composition and Workflow

The complete system consists of three core modules:

1. Toilet Bowl and Waste Collection Tank: Designed with a direct-drain system, the toilet bowl is connected to a sealed waste collection tank below, with a reserved interface for waste removal, facilitating later disposal;
2. Foam Generation and Delivery System: Includes a foaming agent storage tank, an intelligent control unit, a foaming device, and delivery piping, which are key to implementing the technology;
3. Auxiliary System: Equipped with battery or external power supply, integrated lighting, and ventilation devices to ensure a comfortable usage environment.
   The workflow is as follows: When the user triggers the flush command, the control unit activates the foaming device, and foam is sprayed into the toilet bowl through the piping, completing coverage, lubrication, and sealing. Waste then falls into the waste collection tank under gravity, with the entire process being quick and quiet.

Technological Advantages and Application Value

1. Water Conservation and Adaptability: The extremely low water consumption makes it suitable for water-scarce areas or scenarios without a stable water supply. The system's characteristic of having foam-filled piping allows it to operate normally in extreme temperatures ranging from -50℃ to 50℃, demonstrating excellent freeze resistance;
2. Environmental Benefits: It reduces pollution caused by excessive water usage and chemical cleaning agents in traditional toilets, with waste being collectable and recyclable, lowering the environmental load;
3. Flexibility and Customization: The product has a small footprint and high mobility, offering a variety of styles and material options (such as color steel plates, metal carved plates, etc.), supporting customization of specifications and functions according to customer needs.

The HT021-3 model produced by Cangzhou Hengtai Sanitation Equipment Co., Ltd. features a lightweight steel structure, operates at 220V, and has dimensions of 1200×1600×3000mm. It can be widely applied in scenarios such as temporary events, disaster relief, and remote areas.