Swinging Roller Blind Loading Gate Seal
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Solution Overview
Problem
Existing loading dock seal systems fail to achieve optimal sealing due to significant gaps between the roller blind device and the truck's box body, leading to unwanted air exchange, as the roller blind device is rigid and prone to damage during the pivoting movement of the aprons.
Innovation Solution
A loading dock device with a roller blind device arranged in a swinging manner behind the apron arrangement, allowing the aprons to pivot closer to the building wall without damaging the roller blind, which is motor-driven and reinforced with elastomer-coated fabrics, enabling gap-free coverage with the truck's roof contact.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the roller blind device is arranged rigidly in the front section, then the structure is simple and stable, but the aprons cannot pivot fully towards the building wall without damaging the roller blind device
Solution Approach 1:
The roller blind device is changed from a rigid arrangement to a dynamically adjustable one by suspending it from the ceiling area via chains or ropes, allowing it to swing freely during apron pivoting and return to its original position afterward. This dynamic configuration enables full apron pivoting without damage risk.
Solution Approach 2:
The positional parameter of the roller blind device is changed from fixed to variable. By allowing the roller blind to swing in a defined range during apron pivoting and then return to its initial position, the system adapts to different operational states without permanent displacement.
2Manufacturing precision
If the roller blind device is arranged rigidly in the front section, then the installation is simple, but significant gaps remain between the roller blind device and the truck's box body
Solution Approach 1:
The roller blind device uses a pendulum-like suspension system that allows it to swing forward when the apron pivots, enabling the blind to maintain contact with the truck's box body and eliminate sealing gaps. The dynamic movement ensures continuous sealing contact during the loading process.
3Manufacturing precision
If the aprons are allowed to pivot fully towards the building wall, then optimal sealing contact with the truck is achieved, but the rigid roller blind device would be damaged
Solution Approach 1:
The roller blind device is suspended to allow dynamic movement during apron pivoting. When the apron moves toward the building wall, the roller blind swings forward accordingly, maintaining sealing contact without experiencing damaging forces. This dynamic adaptation protects the roller blind's structural integrity.
Solution Approach 2:
The suspension system provides inherent cushioning by allowing the roller blind to swing freely in response to apron movement. This prevents sudden impacts or excessive forces from being transmitted to the roller blind structure, protecting it from damage before it can occur.
4Reliability
If the roller blind device is made swingable, then the aprons can pivot freely without damage, but the sealing effectiveness may be compromised
Solution Approach 1:
The roller blind device swings dynamically in coordination with apron movement, maintaining continuous contact with the truck's box body throughout the pivoting process. This ensures that sealing effectiveness is preserved while allowing free apron movement without damage.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution ensures improved sealing by allowing the aprons to pivot freely with the truck's box body, reducing air exchange and preventing damage to the roller blind device, resulting in a more effective sealing mechanism compared to prior art.
Implementation Method 1
The roller blind device is suspended in a pendulum manner from the porch in the ceiling area by chains, ropes or the like
Implementation Method 2
The roller blind device comprises a shaft, with the electric motor being accommodated in the shaft as a so-called tubular motor
Implementation Method 3
The roller blind fabric is hereby advantageously coated with an elastomer by at least one reinforcement
Data Source
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AI summary
The invention relates to a loading gate device (1) with a projection (5) arranged on a building wall (3) with a loading gate seal (10), wherein the loading gate seal (10) comprises at least a pivotable skirt arrangement (11) arranged on the projection (5) and a roller shutter device (20), wherein the roller shutter device (20) is arranged pivotally on the projection (5) behind the skirt arrangement (11) in its pivoting range.