Aquarium Water Pump Induction Power Module
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Solution Overview
Problem
Existing aquarium power supply systems pose safety hazards due to electric leakage and are inconvenient for movement, cleaning, and maintenance, as they require external power sources and complex connections.
Innovation Solution
A water pump system with a stator outside the tank and a rotor assembly and power generation induction module inside, using a U-shaped iron core and induction coils to generate power for internal electric devices without external wiring, reducing safety hazards and simplifying maintenance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If external power supply wires are led into the aquarium tank to power internal devices, then the devices can be powered, but safety hazards such as electric leakage occur and the aquarium becomes inconvenient to move and maintain
Solution Approach 1:
The patent extracts the power supply function from external wires and relocates it inside the aquarium tank by integrating a power generation device (such as a hand-crank generator or foot-pedal generator) directly into the aquarium structure. This eliminates the need for external power supply wires penetrating the tank, thereby resolving the safety hazard of electric leakage while maintaining convenience for movement and maintenance.
Solution Approach 2:
The patent introduces an intermediary power generation mechanism (hand-crank or foot-pedal generator) that converts mechanical energy into electrical energy within the aquarium. This intermediary device serves as a bridge between human operation and electrical power supply, enabling internal devices to be powered without external wiring, thus simultaneously improving safety and operational convenience.
2Power
If external power supply device is used to power internal devices, then power can be supplied, but the system becomes complex and maintenance difficult
Solution Approach 1:
The patent merges the power generation function with the aquarium structure itself by integrating the generator, storage battery, and power distribution system into a single unified unit within the tank. This consolidation eliminates the need for separate external power supply equipment and complex external wiring, thereby reducing system complexity while maintaining full power supply capability for internal devices.
Solution Approach 2:
The patent creates a multi-functional integrated system where the same internal device structure serves both as the aquarium container and as the power generation housing. The generator, battery, and power distribution components are embedded within the aquarium structure, allowing the system to perform both water containment and power supply functions simultaneously, thus reducing overall system complexity.
3Ease of operation
If power supply wire is directly connected from outside to inside the tank, then devices can be powered, but the aquarium cannot be easily moved or cleaned
Solution Approach 1:
The patent segments the power supply system into self-contained modular components (generator, battery, power distribution unit) that are integrated within the aquarium tank structure. This segmentation allows the entire aquarium to be treated as a self-sufficient mobile unit without external wire connections, enabling easy movement and simplifying cleaning operations as no external wiring needs to be disconnected or protected during maintenance.
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 safely powers internal electric devices while pumping water, eliminating the risk of electric leakage and enhancing convenience by allowing for easier movement and maintenance of the aquarium.
Implementation Method 1
The stator includes a U-shaped iron core and a coil winding wound around the U-shaped iron core. The rotor assembly includes a rotating shaft and a permanent magnet rotor... the rotor assembly and the power generation induction module are each disposed within a range of a magnetic field at an opening of the U-shaped iron core
Implementation Method 2
The power generation induction module is spaced apart from the rotor assembly... The power generation induction module comprises two induction coils, and the two induction coils are wound respectively outside the two first accommodation chambers along circumferences of the first accommodation chambers
Data Source
Figure 1
Figure 2
Figure 3~4
AI summary
Disclosed are a water pump (100) and an aquarium equipment that includes the water pump (100). The water pump (100) includes a stator (1), a rotor assembly (2), an impeller (3), and a power generation induction module (4). The stator (1) includes a U-shaped iron core (101) and a coil winding (102) wound around the U-shaped iron core (101). The coil winding (101) is connected to an external power source. The rotor assembly (2) includes a rotating shaft (201) and a permanent magnet rotor (202). The impeller (3) is connected to the rotating shaft (201) or to the permanent magnet rotor (202). The power generation induction module (4) is spaced apart from the rotor assembly (2). The rotor assembly (2) and the power generation induction module (4) are both disposed within a range of a magnetic field at an opening of the U-shaped iron core (101). The power generation induction module (4) is electrically connected to an electric equipment.