Pressure Sensor Rotary Milking Platform Safety
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Solution Overview
Problem
Current dairy milking operations face inefficiencies and safety concerns due to inadequate systems and methods, particularly in the management of dairy cow movement and worker safety around rotary milking platforms.
Innovation Solution
A system incorporating a pressure sensor adjacent to the exit lane of a rotary milking platform that generates a trigger to stop the platform's rotation upon detecting a specific pressure, reducing the risk of injury for workers and cows by initiating a reverse rotational force to disengage entangled individuals.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the rotary milking platform operates continuously to improve productivity, then milk production efficiency increases, but the risk of injury to workers and cows increases due to pinch points
Solution Approach 1:
A pressure sensor is introduced as an intermediary safety device positioned at the pinch point between the rotary milking platform and the exit lane wall. When pressure is detected (indicating a worker or cow is trapped), the sensor triggers a signal to stop the platform rotation, thereby eliminating the harmful effect while preserving continuous operation capability
Solution Approach 2:
The system implements a feedback mechanism where the pressure sensor continuously monitors the exit lane area and provides real-time information to the platform control system. When a dangerous condition is detected, the feedback signal automatically stops the platform, creating a closed-loop safety system that resolves the contradiction between continuous operation and injury prevention
2Object-affected harmful factors
If safety sensors are installed to protect workers and cows, then injury risk decreases, but system complexity and cost increase
Solution Approach 1:
The patent employs a simple, inexpensive pressure sensor rather than complex safety systems. The pressure sensor is a basic mechanical device that detects pressure through physical deformation, providing reliable safety functionality at low cost and minimal complexity
Solution Approach 2:
The pressure sensor automatically detects dangerous conditions and triggers the stop sequence without requiring external monitoring or intervention. The system serves itself by using the physical presence (pressure) of a trapped worker or cow as the trigger signal, eliminating the need for complex detection algorithms or multiple sensor arrays
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 system enhances safety by preventing injuries to dairy workers and cows by automatically stopping the rotary milking platform and reversing its direction to release workers or cows from pinch points, thereby improving operational efficiency and reducing mechanical wear.
Implementation Method 1
a pressure sensor positioned adjacent to the exit lane, the pressure sensor operable to generate a trigger in response to detecting a triggering pressure on the pressure sensor
Data Source
AI summary
In certain embodiments, a system includes a milking parlor entrance lane with an entrance positioned adjacent to a cattle holding pen and an exit positioned adjacent to one or more stalls of a rotary milking platform. The system also includes an exit lane positioned on a side of the entrance lane opposite a forward direction of rotation of the rotary milking platform, the milking parlor exit lane positioned adjacent to one or more stalls of a rotary milking platform such that dairy cows may enter the exit lane from the one or more stalls of the rotary milking platform after being milked. The system also includes a pressure sensor positioned adjacent to the exit lane, the pressure sensor operable to generate a trigger in response to detecting a triggering pressure on the pressure sensor. The pressure sensor is additionally operable to communicate the generated trigger to initiate the stopping of the rotary milking platform.