Quick Release Handle for Camera Tripods

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Solution Overview

Problem

Conventional camera tripods require a long time to assemble and disassemble due to their rotary handle and screw mechanism, leading to delays in adjusting the shooting angle or orientation, potentially causing the miss of crucial moments during photography or video recording.

Innovation Solution

A quick connection handle for photographic equipment featuring a mounting base with a locking component, including a locking block, spring, and button, which allows for rapid mounting and dismounting on a screw bolt without pressing the button, utilizing a through hole with internal and non-threaded sections to facilitate efficient locking and unlocking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a rotary handle with long rotation thread counts is used to adjust the bowl head angle and orientation, then the adjustment precision is improved, but the assembly and disassembly time increases significantly

Engineering Contradiction:
Improveadjustment precisionVSAvoidassembly and disassembly time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The locking component is divided into separate functional elements: a locking block for engagement, a spring for automatic return, and a button for manual actuation. This segmentation allows the precision adjustment function to be separated from the locking mechanism, enabling quick release without compromising adjustment precision.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The spring is pre-loaded to automatically return the locking block to its locked position after the button is released. This preliminary action eliminates the need for manual threading operations, allowing rapid assembly and disassembly while maintaining the ability to achieve precise adjustments through the bowl head mechanism.

Inventive Principle:
Principle #10Preliminary action

2Strength

If a conventional screw mechanism is used for mounting the handle, then the connection strength is improved, but the ease of operation deteriorates due to time-consuming assembly and disassembly

Engineering Contradiction:
Improveconnection strengthVSAvoidease of assembly and disassembly
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The locking mechanism transitions from a static screw-threaded connection to a dynamic spring-loaded system. The locking block can quickly engage with the mounting base through spring force and be rapidly released by pressing the button, providing both strong connection when locked and easy operation for assembly and disassembly.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The spring automatically returns the locking block to its locked position after the button is released, eliminating the need for manual threading operations. The system serves itself by automatically re-engaging the locking mechanism, maintaining connection strength while dramatically improving ease of operation.

Inventive Principle:
Principle #25Self-service

3Reliability

If a rotary handle with multiple rotation threads is used, then the reliability of angle adjustment is improved, but the productivity decreases due to delayed adjustment time

Engineering Contradiction:
Improvereliability of angle adjustmentVSAvoidadjustment speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The adjustment function is segmented from the locking function. The bowl head mechanism handles precise angle adjustment with multiple threads for reliability, while the quick-release handle with spring-loaded locking block handles rapid mounting and dismounting, thereby improving overall productivity without sacrificing adjustment reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The spring is pre-loaded to automatically return the locking block to its locked position, enabling rapid repeated adjustments. This preliminary action ensures reliable locking engagement while dramatically reducing the time required for each adjustment cycle, thereby improving productivity.

Inventive Principle:
Principle #10Preliminary action

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 quick connection handle significantly reduces assembly and disassembly time, making it more convenient and time-saving for users to adjust camera angles and orientations, thereby enhancing operational efficiency and reducing effort.

Implementation Method 1

a spring abutting against the locking block and a button, the spring is configured to urge the locking block towards a first direction

Methodology Applied
Scientific EffectElastic force: Elasticity

Implementation Method 2

the button is configured to urge the locking block towards a second direction opposite to the first direction

Methodology Applied
Scientific EffectMechanical force: Mechanical Force

Implementation Method 3

a through hole is provided in a center of the mounting base through which a screw bolt having an external thread passes, the locking chamber comprises an internal thread section and a non-threaded section

Methodology Applied
Scientific EffectThreading: Screw

Data Source

PatentUS10845679B2Quick connection handle for photographic equipment and photographic equipment assembly
Publication Date: 2020.11.24 ZHONGSHAN DASHAN PHOTOGRAPHIC EQUIP
  • US10845679B2 patent drawing
  • US10845679B2 patent drawing
  • US10845679B2 patent drawing

AI summary

The present invention relates to a quick connection handle for photographic equipment comprising a mounting base, a locking component provided in the mounting base and a connecting base connected to the mount base; and the locking component is movable in the mounting base, a through hole is provided in the mounting base through which a screw bolt having an external thread passes, the locking component comprises a locking block, a spring abutting against the locking block and a button, the spring and the button urge the locking block towards different directions, a locking chamber is in the locking block communicating with the through hole of the mounting base, and the locking chamber comprises an internal thread section and a non-threaded section locating at opposite sides, and the spring abuts against an end of the locking block adjacent to the internal thread section.