transfer window
Transfer windows are used for material transfer between clean areas and adjacent areas, or between different controlled areas.
Operators can put in and take out items in their respective areas, reducing the need to repeatedly open personnel access doors due to handling materials.
Different projects have different requirements for transfer windows: manual transfer of small items requires attention to the inner cavity and interlocking; when cavity air purification is required, circulating filtration should be considered; when material surface purging is required, air shower should be evaluated; large items, carts, and automated logistics also need to check the load capacity, passage space, and equipment interfaces.
Aili Industrial can combine materials, installation and operation processes to provide transfer window product selection, functional configuration and non-standard customization support.
| Product series | Product introduction |
| Mechanical interlocking transfer window→ | The mechanical mechanism restricts the opening sequence of the doors on both sides, which is suitable for manual transfer of small pieces with a relatively simple process. Regular static structures do not configure a loop filtering system by default. |
| Electronic interlocking transfer window→ | Through door status detection and electrical lock control, door opening authority is managed, and status prompts, delayed release and purification program linkage can be added as needed. |
| Stainless steel transfer window→ | According to the cleaning environment, confirm the materials of the inner tank, outer box, door frame and bottom plate, and can combine mechanical interlocking, electronic interlocking, self-cleaning or air shower functions. |
| Self-cleaning transfer window→ | Also known as the dynamic transfer window, it controls air particles in the cavity through fans, filters and air return and return structures. It is suitable for workstations that require purification process management. |
| Air shower transfer window→ | Blow the outer surface of the material through the nozzle airflow, and combine with return air filtration to process the return air. It is suitable for materials that allow airflow to be purged. |
| Floor-to-ceiling transfer window→ | For large materials, turnover equipment and cart transfers designed according to the project, focus on confirming effective openings, load-bearing and ground interfaces. |
| Double door transfer window→ | Double doors are used on the same operating side, which is suitable for wider pallets and packaging boxes. The center seam seal, door opening space and door group interlocking need to be checked together. |
| Corner transfer window→ | Arrange the access openings in adjacent directions, suitable for corners and turning stations. The inner cavity needs to be determined according to the material rotation trajectory. |
| Automatic lifting door transfer window→ | It adopts a vertical lifting door body, which can be configured with buttons, sensors or production line linkage as required, and can be matched with conveying equipment. |
| Roller conveyor transfer window→ | Combining the transfer cavity with roller conveying, it is suitable for boxes, pallets and turnover equipment whose bottom surface can stably span the distance between rollers. |
| Automatic roller conveyor air shower transfer window→ | Integrate the power drum, detection, door control and blowing system, and coordinate with the production line according to the feeding, positioning, closing, blowing and discharging processes. |
| Non-standard customized delivery window→ | Designed around special dimensions, door positions, materials, load-bearing, purification and control interfaces, it is suitable for engineering transformation and equipment matching. |
product catalog
| Data items | Suggested content |
| Use area | Area usage, environment and management requirements on both sides |
| Material information | Maximum and minimum dimensions, weight, packaging and base construction |
| Operation mode | Labor, pallet, cart or conveyor line |
| Deliver requirements | Single number, frequency of use and target beat |
| Installation conditions | Openings, wall thickness, elevation, floor and surrounding space |
| Material requirements | Stainless steel grades, usage range and surface treatment |
| Functional requirements | Interlocking, self-cleaning, air shower, automatic door and prompt functions |
| Device interface | Power supply, signal, communication and upstream and downstream action processes |
| Acceptance requirements | Test status, inspection items and judgment conditions |
Fan and motor matching
For equipment such as transfer windows, FFU, EFU, and BFU, check the filter resistance, design air volume, and fan static pressure conditions together.
Related: air volume, static pressure, filter resistance
Control system collaboration
Equipment projects can simultaneously confirm speed regulation, operation control and communication requirements, so that filters and air supply equipment can communicate according to the same working conditions.
Related: Equipment operation and control requirements
Sheet metal and structural processing
The box, frame and related structural parts can be confirmed according to the installation space and equipment interface, and manufacturing support is provided for standard and non-standard sizes.
Related: Dimensions, interfaces, installation structures
Filter independent production system
Covering HEPA, ULPA and other air filtration products, the grade, filter material, size, frame and sealing method can be confirmed by project.
Related: Filter production and project selection
Assembly and process inspection
Quality inspection covers core components, production processes and complete machine assembly, and corresponding inspections are carried out according to product type.
Associations: parts, processes, assemblies
Product testing and delivery
Conduct corresponding performance and operational tests based on product type, and confirm specifications, materials, packaging and delivery arrangements based on project requirements.
Related: testing, information, packaging, delivery
Project support advantages for large factories
Aili Industry has a 30,000-square-meter production base. The production area covers motors, fans, filters, control systems, sheet metal processing, complete machine assembly, product testing, and finished product management. For HEPA and ULPA filter projects, complete site and manufacturing zoning provide the organizational basis for raw material entry, filter production, structural component processing, process inspection, finished product storage and packaging delivery.
The project value of large-scale production bases is mainly reflected in multi-category collaboration, parallelization of standard and non-standard products, batch project organization, and supporting communication of filters and clean equipment.
Sheet metal processing
Whole machine assembly
Product testing
Finished product area
Centralized coordination of multiple production links
Links such as filters, sheet metal, complete machine assembly and testing can be communicated around the same project conditions.
Project focus: specifications, interfaces, working conditions
Multi-product supporting communication
When the project requires transfer windows, filters, FFU, EFU, BFU or other clean equipment at the same time, the relevant parameters can be checked simultaneously.
Project focus: air volume, static pressure, installation
Standard and non-standard manufacturing support
Confirmation of standard specifications or non-standard dimensions, frames and sealing structures can be arranged according to product series and project conditions.
Project concerns: drawings, materials, quantities
Batch project organization
For different quantities, batch requirements and delivery nodes, production and delivery arrangements can be communicated during the order confirmation stage.
Project focus: quantity, batch, time
Process inspection and finished product management
Arrange corresponding process inspection, finished product storage and pre-shipment confirmation according to product type.
Project focus: check items, labels, information
Packaging and delivery coordination
Packaging and receipt requirements can be confirmed based on product structure, quantity and transportation method.
Project focus: packaging, transportation, receiving
From parts to finished products, how is each step inspected?
Through whole-process quality control, we reduce overall machine performance fluctuations caused by differences in component performance and ensure that EFU and other purification equipment have stable operating performance and good batch consistency.
When the motor, fan, control system, filter and complete machine are all controlled by its own manufacturing system, when performance deviations occur in the product, the problem can be quickly located and optimized, rather than relying on repeated coordination with multiple external suppliers.
Regarding the delivery window, you may also want to know
From product selection, performance configuration to customized development, the following are the most common issues that customers are concerned about when choosing delivery windows.
Q1: What is the difference between ordinary transfer window and self-purifying transfer window?
Ordinary static transfer windows are usually not equipped with a circulation filtration system; self-purifying transfer windows add fans, filters and air return structures to control cavity air particles.
Q2: How to choose between self-cleaning transfer window and air shower transfer window?
The self-cleaning model focuses on air purification in the cavity, while the air shower model focuses on using the nozzle airflow to blow the material surface. It should be determined based on the processing objectives, packaging status and whether the material allows purging.
Q3: Does the electronic interlocking transfer window have a self-cleaning function?
uncertain. Electronic interlocking is a door control method, and self-purification is an air treatment function. They need to be configured separately.
Q4: Are all stainless steel transfer windows made of 304 material?
A: You cannot judge based on the name alone. The material grade should be clarified, as well as the specific material range of the inner liner, outer box, door frame, bottom plate and edging.
Q5: Which structure should be chosen for large items and carts?
A: It can be evaluated from the floor-to-ceiling transfer window, but the effective opening, bottom plate, wheel pressure, sill and ground interface need to be confirmed separately.
Q6: Can the transfer window be connected to the existing automatic production line? ?
A: It can be evaluated based on existing equipment data. It is necessary to jointly check the materials, conveying elevation, transition gaps, door movements, control interfaces and exception handling.
Q7: Can sterilization be achieved after configuring a filter or UV lamp?
A: This cannot be determined directly. Air particle control and sterilization have different goals, and appropriate processes should be adopted and verified according to actual requirements.
Q8: Can we only provide on-site drawings and let Aili Industrial assist in model selection?
A: You can first evaluate the layout and openings, then add materials, loads, operating procedures and functional objectives, and gradually confirm the plan.
Q9: Can Aili Industrial customize the transfer window according to site conditions?
A: Yes. Aili Industrial can confirm the inner cavity, door body, material, load-bearing and installation interface of the transfer window based on material size, weight, transfer frequency, wall openings, wall thickness and operating space on both sides. When self-purification, air shower or automatic conveying functions are required, the filtration configuration, air flow organization and control linkage can also be confirmed in conjunction with the process flow. If we already have on-site drawings or material information, we can further communicate on the non-standard customized transfer window solution. .
Customized delivery window solutions for your special needs
Provide your installation dimensions, air volume/wind speed requirements and usage environment, and the Aili industrial engineering team can assist you in matching the solution.
