Product Description
Loading Dock Door belong to Tan Long not only provide superior performance but also ensure safety and protect goods from external environmental factors such as dust, temperature, humidity and insects. With automation features and smart design, Loading Dock Door belong to Tan Long Helps increase work efficiency, reduce waiting time and increase convenience in the import and export process.

System Loading Dock Door include:
- Dock Shelter PVC curtain: Dock Shelter, also known as the import and export airbag cover, is designed to seal the space between the loading area and the truck bed. This helps ensure that goods are transported quickly and safely, while keeping the internal working environment unaffected by external weather factors such as rain, wind and dirt. With the curtain PVC high quality, Dock Shelter belong to Tan Long providing durability and high efficiency during operation.
- Hydraulic Dock Leveller (mechanical or automatic): Dock Leveller, also known as a hydraulic lift platform, is designed to act as a bridge between the warehouse and the truck or trailer. This allows the forklift to move quickly and safely during loading/unloading. Dock Leveller of Tan Long can be operated manually or automatically, depending on the customer's usage needs. Automatic hydraulic lifts offer greater convenience and efficiency, while mechanical lifts are suitable for simple operation requirements and lower costs.
- Sectional Door: Sectional Door, also known as rolling door, is the perfect solution for quick opening and closing in loading and unloading areas. Loading Dock Door belong to Tan Long designed to ensure safety, convenience and high efficiency during use. With sturdy materials and flexible operating mechanism, Loading Dock Door Our solutions help optimize time and space, while enhancing the security of warehouse areas.
Technical specifications of doors for loading and unloading chambers
Dock Shelter
Ingredients of Dock Shelter:
- Shelter frame (two walls and top): The shelter frame consists of two side walls and a top section, creating a sturdy structure for Dock ShelterThey ensure stability and reliability during use.
- Air pump: The air pump is a key component that inflates the airbags, creating a tight seal between the loading area and the truck bed. This helps protect the cargo from outside weather elements.
- Counterweight system: Counterweight system helps maintain balance and stability of Dock Shelter during operation. This system ensures that the airbags are always held in the correct and effective position.
- Counterweight: Counterweights are used to balance the moving parts of a machine. Dock Shelter, making the opening and closing process smoother and easier.
- Side pillow: Side pillows are the internal cushioning components Dock Shelter, which help create a seal between the truck bed and the loading and unloading area. They prevent cold or hot air from outside from entering, keeping the internal environment stable.
- Decorative cover: Decorative covers not only provide an aesthetic appearance to Dock Shelter but also protects internal components from dirt and damage.
- Counterweight shaft: The counterweight shaft is the component that connects and maintains the balance of the counterweights in the system. It helps ensure that Dock Shelter always run smoothly and efficiently.
- Pillow:The pillow is placed at the top of the Dock Shelter, creating a tight seal at the top of the truck bed. They help prevent air and rainwater from above from entering the loading and unloading area.

Hydraulic Dock Leveller (mechanical or automatic)
Dock Leveller is the optimal solution for the cargo handling process, providing precise pick and place operation, ensuring fast and efficient loading and unloading processes. When activated, the leveler will raise and the lip will open when rotating. Then the floor will lower until it touches the floor of the truck bed, and the system is ready to work. When the job is completed, the grader will raise, the lip will lower and be in the vertical position, then the platform will be returned to its original position. Installation can be done by both embedded and suspended installation methods.

Dock Leveller Main Advantages
- Self cleaning hinge: Between the leveler and the lip, helps maintain operating efficiency and prolong equipment life.
- Length of ramp 400 mm: Can be increased at will 500 mm, providing flexibility for different types of trucks.
- Tilt to one side 100 mm: The grader can tilt to one side when working with a truck with a tilting platform, ensuring safety and convenience during operation.
- Yellow and black signal strip: Helps to easily identify the platform located above the slope, increasing safety when using.
- Lentil Plate Surface: Creates better adhesion for forklift wheels, making the movement safer and more stable.
- Lip support: Ensures safe horizontal movement on the leveler in the closed position, preventing accidents and damage.
- Safety system stops immediately: The hydraulic balancer will stop immediately in case of pipe breakage or illegal vehicle departure during loading/unloading.
- Side airbags: Prevents workers' feet from falling into the gap between the leveler and the pit during operation, ensuring worker safety.
- Locking mechanism (repair spare): Provide safe maintenance and repair of the leveling machine, keeping the equipment in good working condition.
Dock Leveller Components

- Base shell: Protects internal components and increases machine durability.
- Lip: The part in direct contact with the vehicle body makes it easy to transfer goods.
- Frame: The sturdy frame supports the entire machine structure.
- Side curtain airbags: Protect employee safety during operation.
- Black and yellow signal stripes: Helps identify and ensure safety when using.
- Hydraulic pump: Provides power to raise and lower the floor.
- Lifting cylinder: Supports the process of raising and lowering the floor.
- Cylinder lip: Helps open and close lips effectively.
- Preventive repair: Locking mechanism ensures safety when maintenance and repair are required.
- Controller: Intelligent control system makes machine operation easy and safe.
Sectional Door
Insulation barrier: The front and rear steel plates are not connected to each other, so heat or cold transfer is minimized. Ideal for indoor applications cold storage.

Rubber gasket bottom mounted on the bottom aluminum bar (concealed aluminum bar for doors up to width 4,750 mm).
Side gaskets The effective sealing strips are installed on the vertical corners of the door, ensuring a tight fit on both sides of the door. Combined with the top and bottom gaskets, they create a perfect seal all around, protecting against drafts, strong winds and rain. This surrounding gasket also has the ability to effectively reduce noise.

Rubber gasket The top is mounted on the aluminum bar above.

Rolling door components – Sectional Door:
- Coupler – Connection: A part of the door mechanism, connecting the different parts of the door together.
- Torsion spring – Torsion spring: Springs are used to generate torque to open and close doors.
- Spring safety device – Spring safety device: Safety device to keep the spring from breaking when the door is operating.
- Drum – Rotation shaft: The shaft section is used to coil and unwind the cable as the door opens and closes.
- End support bracket – End support bracket: Brackets are installed at the top of the door to support the final parts of the door.
- Top aluminum profile with top weather seal – Top aluminum bar with rubber gasket on top: Aluminum bar on the top of the door, comes with rubber gasket for weather protection.
- Horizontal track – Cross rail: The door guide rail goes horizontally.
- C-profile – C-shaped: C-shaped shape of the door frame sections.
- Spring bumper – Spring bumper: The spring is used to reduce impact when the door is closed.
- Vertical angle – Vertical angle: Vertical angles are used to install door panels.
- Vertical track – Vertical track: The door guide rail goes vertically.
- Bottom aluminum profile with bottom weather seal – Bottom aluminum bar with rubber gasket at the bottom: Aluminum bar at the bottom of the door, comes with rubber gasket for weather protection.
- Bracket for shaft operator – Bracket for shaft operator: Bracket for mounting the door control shaft.
- Shaft operator – Control shaft: Door opening mechanism control device.
- Side weather seal – Side gasket: Gaskets are used to protect the side. cold storage door from the weather
- Top support – Top support: Bracket to support the top of the door.
- Hinges – Hinges: Hinges are used to connect door panels together.
- Panel – Door panel: The boards are joined together to form the door.
- Side support – Side support: Brackets to support the sides of the door.
- Footstep handle – Footstep handle: Handle used to open the door from the outside or inside.
- Cable break safety device – Cable break safety device: Safety device to prevent door collapse in case of cable breakage.
Each of these parts is an important part of the structure of the Door for industrial cargo handling chamber Standard lifting type, ensures smooth and safe operation of the door during use.
Tan Long - A reputable and quality supplier and distributor of doors for import and export rooms
Tan Long is a genuine distributor of doors for import and export chambers, specializing in providing reputable products and services:
- Products have full certificates and genuine warranty stamps.
- Providing full service from design to installation.
- Free technical support.
- Construction warranty for 12 months.
- Top reputation in the market.
- Special offers for bulk orders.

Loading Dock Door is a type of industrial door that integrates many superior features, suitable for preserving clean raw materials in cold environments. The development of modern technology and electronics has turned cold storage doors into smart devices, ensuring safety and user-friendliness. For more detailed information and clear advice, please contact us via Hotline (+84) 933357058.