Universal Crane with Rotating Rope Guide Heads
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Solution Overview
Problem
Existing cranes on tracked vehicles are limited to vertical lifting, which restricts their versatility and operational capabilities in recovery and engineering tasks.
Innovation Solution
A universal crane system with at least two independent winch systems that can operate independently or together, equipped with rotating rope guide heads for directional rope deployment, and integrated sensors for load monitoring and stability control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a conventional vertical-only crane system is used on a tracked vehicle, then the structure is simple and reliable, but the versatility and operational capability are limited
Solution Approach 1:
The crane system is divided into two independent winch systems instead of one integrated system. Each winch can operate independently to perform different functions, allowing the crane to handle both vertical lifting and spatial positioning tasks simultaneously or separately, thereby increasing versatility without requiring a completely complex new system
Solution Approach 2:
The dual winch system is designed to perform multiple functions: vertical lifting, horizontal positioning, and spatial load manipulation. By making both winches independently controllable and equiping them with rotating rope guide heads, the system can adapt to various operational requirements (recovery, engineering tasks, precision positioning) using the same basic structure
2Adaptability or versatility
If two independent winch systems are installed to enable spatial lifting, then the crane can lift loads in various directions, but the device complexity increases
Solution Approach 1:
Two independent winch systems are merged into a single integrated crane structure with common support elements (slewing bracket, boom). The rotating rope guide heads serve both winches, allowing the system to achieve spatial lifting capability while sharing structural components and reducing overall complexity compared to having completely separate systems
3Ease of operation
If rotating rope guide heads are added for directional rope deployment, then the crane achieves spatial positioning capability, but the device complexity increases
Solution Approach 1:
The rope guide heads are made rotatable rather than fixed, allowing dynamic adjustment of rope deployment directions. This dynamic element enables the crane to adapt rope guidance to various spatial requirements during operation, improving ease of operation while adding only a single rotational degree of freedom to each guide head rather than complex adjustable mechanisms
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
Enables the crane to lift and move loads in various directions, enhancing its versatility and operational efficiency in complex recovery and engineering operations while ensuring safety and compliance with standards.
Implementation Method 1
A cable winch (2.2.1) is equipped with a drive for motorised or manual winding and unwinding of the winch cable (2.2.2)
Implementation Method 2
The winch cables (2.2.2) are guided by rotating rope guide heads (2.2.3) which can be moved around their axis of rotation
Implementation Method 3
integrated sensors for load monitoring and stability control
Data Source
Figure 1
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AI summary
The invention relates to a tracked vehicle (100) with a vehicle chassis (10) on which a crane (2) can be adapted. The crane (2) is equipped with a pivot console (2.1) and a boom (2.2). The pivot console (2.1) comprises at least one pivot mechanism (2.1.1), a pivot bearing (2.1.3), and at least one tilting cylinder (2.1.4). The boom (2.2) has at least two cable guide heads (2.2.3), at least two winches (2.2.1), and two winch cables (2.2.2). The boom (2.2) is additionally equipped with at least two stop eyelets (2.2.4). The crane (2) is integrated into the vehicle chassis (10) in the form a lateral assembly or as a central assembly. At least one rotary feedthrough (2.1.2) is introduced into the pivot console (2.1).