Barbed Wire Installation Device with Height-Adjustable Pulley
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Solution Overview
Problem
Existing barbed wire installation devices either require multiple pulleys for each strand or a single pulley that needs adjustment for each application, making the process inefficient and time-consuming.
Innovation Solution
A barbed wire installation device with a hitch bracket, horizontal cross member, cradle arms, spindles, pulleys, winch, control box, and wire gripper that allows for easy height adjustment and efficient installation by using a motorized winch system with multiple pulleys and a control box for operational communication with a vehicle's battery.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple pulleys are used for each strand of barbed wire, then the installation can accommodate varying heights, but the device complexity and time consumption increase
Solution Approach 1:
The patent employs a single pulley that can be dynamically repositioned along a vertical rail to accommodate different wire heights. This dynamic adjustment mechanism allows the pulley to move to any required height position without requiring multiple fixed pulleys, thereby maintaining adaptability while reducing device complexity
Solution Approach 2:
The single pulley is designed with multi-functionality, serving as the sole height-adjustment mechanism for all wire installation tasks. By making this single component adaptable to various heights through the vertical rail system, the patent eliminates the need for multiple specialized pulleys, simplifying the overall device structure
2Device complexity
If a single adjustable height pulley is used, then the device complexity is reduced, but the operation time increases due to manual adjustment before each strand
Solution Approach 1:
The system incorporates a wire payback mechanism that automatically rewinds and stores the barbed wire on the spool after installation. This self-service feature eliminates manual wire handling and storage operations, reducing the time required for each installation cycle while maintaining the simple single-pulley structure
Solution Approach 2:
The wire is pre-loaded onto a spool and the system is pre-configured with the vertical rail and pulley positioning mechanism. This preliminary preparation allows the operator to quickly adjust the pulley height and begin installation without time-consuming manual wire handling, reducing overall installation time
3Device complexity
If manual wire handling is used, then the device structure is simple, but the installation speed and efficiency decrease
Solution Approach 1:
The patent replaces manual wire handling with an automated wire payback mechanism driven by a motor. This mechanical substitution automates the wire feeding and winding processes, significantly increasing installation speed and productivity while maintaining a relatively simple overall device structure
Solution Approach 2:
The wire payback mechanism automatically winds the barbed wire back onto the spool after installation, eliminating manual wire collection and storage. This self-service automation increases installation speed by removing manual operations from the workflow while keeping the device structure simple
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 quick and efficient installation of barbed wire at varying heights without adjusting the device itself, improving the speed and ease of use in securing multiple strands of barbed wire.
Implementation Method 1
A barbed wire installation device includes a winch having a motor and a cable. The cable is in operational communication with a topmost pulley of the plurality of pulleys and one of the other pulleys of the plurality of pulleys.
Data Source
AI summary
A barbed wire installation apparatus for easily installing barbed wire includes a hitch bracket to selectively engage a hitch receiver of a vehicle. A horizontal cross member is coupled to the hitch bracket. A plurality of cradle arms is coupled to the cross member. A pair of spindles is coupled to the plurality of cradle arms to secure a roll of barbed wire. A pair of upright members is coupled to the cross member. A winch is coupled to the hitch bracket and has a cable in operational communication with a topmost pulley of a plurality of pulleys coupled to the pair of upright members. A control box is coupled to the pair of upright members. A wire gripper is coupled to the winch. The wire gripper is in operational communication with a distal end of the cable to secure the barbed wire.