Movable Control Box Connection for Transmission Maintenance Access

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Solution Overview

Problem

In fracturing apparatuses, the close proximity of the transmission component and the control box makes maintenance of the transmission component difficult due to the lack of sufficient operational space.

Innovation Solution

A connection device is introduced that includes a fixation rack and a box connection mechanism, allowing the control box to be moved from a first position, where it is close to the transmission component, to a second position, creating an operation space for maintenance by rotating or sliding the control box relative to the fixation rack.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If the control box is positioned close to the transmission component, then the apparatus achieves compactness, but maintenance of the transmission component becomes difficult due to insufficient operational space

Engineering Contradiction:
Improveapparatus compactnessVSAvoidtransmission component maintenance
Core Design Contradiction:
Volume of moving objectVSEase of repair

Solution Approach 1:

The control box is designed with movable positioning capability, allowing it to dynamically change position between a first position (close to transmission component during operation) and a second position (away from transmission component during maintenance). The box connection mechanism enables this dynamic repositioning, transforming a static compact design into a dynamic system that adapts to different operational and maintenance needs.

Inventive Principle:
Principle #15Dynamics

2Ease of repair

If the control box is moved away from the transmission component, then maintenance space is created, but the compactness of the apparatus during normal operation is compromised

Engineering Contradiction:
Improvetransmission component accessibilityVSAvoidapparatus compactness
Core Design Contradiction:
Ease of repairVSVolume of moving object

Solution Approach 1:

The system employs dynamic positioning where the control box can be relocated between two positions. During normal operation, the control box is positioned at the first location maintaining compactness. During maintenance operations, it is moved to the second location providing adequate space, thus dynamically resolving the space conflict.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12276187B2Connection device, control box component and fracturing apparatus
Publication Date: 2025.04.15 YANTAI JEREH PETROLEUM EQUIP & TECH CO LTD
  • US12276187B2 patent drawing
  • US12276187B2 patent drawing
  • US12276187B2 patent drawing

AI summary

A fracturing device includes a power unit, and the power unit includes a muffling compartment, a turbine engine, and an air intake unit. The air intake unit is communicated with the turbine engine through an intake pipe and configured to provide a combustion-supporting gas to the turbine engine; the air intake unit is at a top of the muffling compartment and the muffling compartment has an accommodation space, the turbine engine is within the accommodation space. A fan is further provided to generate wither positive pressure or negative presser in the muffling compartment to facilitate a cooling of the turbine engine.