Portable Wet Sand Blaster with Inclined Tank for Mobility
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Solution Overview
Problem
Existing wet sandblasting devices are cumbersome and difficult to move due to their heavy weight, lacking portable designs with efficient slurry mixing capabilities.
Innovation Solution
A portable wet sandblaster featuring a specially shaped hand truck tank with inclined sides, wheels, axle, base feet, and a handle, combined with internal plumbing and a slurry pump for optimal slurry mixing, allowing for easy movement and effective operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional wet sandblasting equipment is used, then effective sandblasting function is achieved, but the device is heavy and difficult to move
Solution Approach 1:
The device is divided into separable components including a removable tank, handle assembly, and wheel system. The tank can be detached from the handle, allowing the heavy tank to be separated from the lighter handle portion for easier maneuvering and transport.
Solution Approach 2:
The device incorporates movable wheels and a tiltable tank design that allows the tank to be tilted forward for movement and backward for operation. This dynamic configuration enables easy mobility when needed while maintaining operational stability when in use.
2Ease of manufacture
If conventional tank design is used, then simple construction is maintained, but slurry mixing is insufficient
Solution Approach 1:
The tank features an asymmetric design with a倾斜 side (inclined side) that creates natural slurry flow patterns. This asymmetric geometry, combined with strategically positioned outlets, promotes effective mixing without requiring complex internal mechanisms.
Solution Approach 2:
The tank design uses the natural flow of slurry through inclined surfaces and gravitational forces to achieve self-mixing. The geometry of the tank and positioning of outlets create automatic circulation patterns that maintain slurry homogeneity without additional mechanical mixing devices.
3Ease of operation
If portable design with wheels and handle is added, then mobility is improved, but device complexity increases
Solution Approach 1:
The handle, wheels, and tank are merged into an integrated assembly where the handle connects directly to the tank which rests on wheels. This unified design provides hand truck functionality without requiring separate components, reducing overall system complexity while maintaining portability.
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 one-person operation, efficient slurry mixing, and improved mobility, facilitating the use of wet sandblasting for surface preparation without the need for compressed air, while maintaining the delicate impact of water-based abrasive blasting.
Implementation Method 1
The portable wet sand blaster includes a slurry pump and internal plumbing designed to promote optimum slurry mixing
Implementation Method 2
The blasting gun includes a venturi nozzle and the venturi nozzle is connected to the compressed air source
Implementation Method 3
The portable wet sand blaster includes a compressed air source and the blasting gun is connected to the compressed air source
Implementation Method 4
Abrasive blasting, more commonly known as sandblasting, is the operation of forcibly propelling a stream of abrasive material against a surface under high pressure to smooth a rough surface, roughen a smooth surface, shape a surface, or remove surface contaminants
Implementation Method 5
The water cushions the impact on the surface and reduces the amount of removal of material
Data Source
AI summary
A portable wet sand blasting device or a portable wet sand blaster with a specially designed and shaped hand truck tank with an inclined side, wheels, axle, base feet, and a handle to allow the heavy device to be more easily moved from job to job. The specially designed and shaped hand truck tank includes a special pump and special internal plumbing and mixing outputs that provide optimum water and abrasive slurry mixing wherein sufficient slurry mixing is required for the effective use of a wet sand blasting device.