Crushing Plant With Mobile Loading Unit for Reduced-Height Transport

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Solution Overview

Problem

Existing mobile crushing plants face challenges with a stationary loading unit that hinders operator access for maintenance, increases transport difficulty due to high height, and limits mobility.

Innovation Solution

A crushing plant with a mobile loading unit that can be moved relative to the frame, reducing overall height and facilitating transport, maintenance, and improving mobility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the loading unit is placed on top of the crushing unit to feed material from above, then the material feeding function is improved, but the overall plant height increases making transport difficult

Engineering Contradiction:
Improvematerial feeding functionVSAvoidplant height
Core Design Contradiction:
Ease of operationVSLength of stationary object

Solution Approach 1:

The loading unit is made movable relative to the frame through a movement system that allows it to be positioned in raised and lowered positions. This dynamic configuration enables the loading unit to be raised to feed material from above the crushing unit during operation, then lowered during transport to reduce the overall plant height and facilitate road transport on tractor-trailer trucks.

Inventive Principle:
Principle #15Dynamics

2Productivity

If the loading unit is placed on top of the crushing unit, then material feeding is optimized, but operator access to the crushing unit is hindered

Engineering Contradiction:
Improvematerial feeding efficiencyVSAvoidoperator access for maintenance
Core Design Contradiction:
ProductivityVSEase of repair

Solution Approach 1:

The loading unit can be dynamically positioned in a lowered position that moves it away from the crushing unit, providing operators with clear access to perform maintenance and other activities on the crushing unit. When maintenance is complete, the loading unit is raised back to its operational position to resume efficient material feeding from above.

Inventive Principle:
Principle #15Dynamics

3Device complexity

If the loading unit is stationary with respect to the frame, then structural simplicity is maintained, but mobility and transportability are reduced

Engineering Contradiction:
Improvestructural simplicityVSAvoidplant mobility
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The loading unit is equipped with a movement system that provides controlled mobility relative to the frame. This allows the loading unit to be moved between raised and lowered positions, enabling the plant to adapt between operational mode (raised position for material feeding) and transport mode (lowered position for road mobility), thus resolving the contradiction between structural simplicity and adaptability.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentEP4643999A1Crushing plant for working inert material with mobile loading unit
Publication Date: 2025.11.05 BERNARDELLI DARIO
  • EP4643999A1 patent drawingFigure 1
  • EP4643999A1 patent drawingFigure 2
  • EP4643999A1 patent drawingFigure 3

AI summary

The present invention relates to a crushing plant (1) for working inert material with mobile loading unit, the plant (1) comprising a frame (2) which develops substantially along a direction of development (B-B) between a front portion (2a) and a rear portion (2b), a loading unit (4) connected to the frame (2) and adapted to receive inert material and to feed the inert material to a crushing unit (6), a crushing unit (6) associated with the loading unit (4) to receive inert material and configured to perform a working phase of the inert material and to feed the worked inert material to a conveyor belt (7), a conveyor belt (7) connected to the frame (2) and configured to receive and transport the worked inert material, and wherein the loading unit (4) is movable with respect to the frame (2) from/towards the front portion (2a), the plant (1) comprises a movement system (11) associated with the frame (2) and with the loading unit (4), the movement system (11) being configured to move the loading unit (4) with respect to the frame (2) at least from/towards the front portion (2a) so as to vary a height of the plant (1).