Patent CN214890719U
Updated November 2, 2026Detachable, Foldable LED Grow Light with Built-in Power Supply
Traditional linear LED grow lights often share a single external power supply or a central driver box. If one section fails, the whole fixture may go dark, and troubleshooting requires tracing wires through a chain of connectors. Large fixtures also arrive in oversized boxes that spike freight costs. This design solves both issues by making every light bar self-contained. Each module has its own power supply embedded directly into its aluminum heat sink. Because the bars are electrically independent, a failure in one does not stop the others. Furthermore, the mounting brackets are linked by folding hinges, allowing the entire array to fold up like a fan for compact storage and shipping.
- China utility model - active
- No filings outside China
- Horticulture lighting
- SPCC cold-rolled steel heat sinks, integrated drivers

Splat! What let you down?
🔌
Self-contained modules
Each light bar contains its own power supply within the heat sink, eliminating external driver boxes.
📦
Folding design
Mounting brackets connect via hinge assemblies, allowing the fixture to fold flat for reduced shipping volume.
🛠️
Easy maintenance
If one LED panel fails, only that specific module needs replacement; the rest continue to operate.
⚙️
Modular scalability
The number of light-emitting components can be increased or decreased based on actual lighting needs.
Bring this product to market
- ✓ Patent vetted China-only family and legal status checked
- 2 Product brief · now How it works, uses and options written up
- 3 Prototype First samples for buyers to review
- 4 Pilot run Small first batch for launch customers
- 5 Volume production Repeat orders at scale
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The problem
Linear LED grow lights typically rely on a centralized power distribution system or daisy-chained modules. When a single LED panel burns out or a connector fails, identifying the fault often requires disassembling the entire string. Additionally, these rigid structures ship in long, narrow boxes that incur high dimensional weight charges from carriers. Users face a trade-off between ease of repair and efficient logistics.
The solution
- Independent Modules: The fixture consists of a mounting bracket and at least two parallel light-emitting components. Each component includes a lamp panel and a heat sink.
- Integrated Power: A dedicated power supply is installed inside the mounting groove of each heat sink. This makes every light bar function as a standalone lamp.
- Folding Mechanism: Adjacent mounting brackets are connected by folding assemblies. These assemblies use rotating shaft supports and movable shafts to allow the brackets to pivot.
- Detachable Connection: The light-emitting components attach to the mounting bracket using a locking element and slot mechanism, allowing quick removal.
- Secure Housing: An upper cover plate rivets over the mounting groove, securing the internal power supply and protecting the LED panel.

Who it is for
- Hydroponic System Manufacturers: Brands building indoor growing kits who need reliable, low-maintenance lighting solutions that don’t require specialized technicians for repairs.
- Commercial Greenhouse Suppliers: Distributors selling large arrays of lights who want to reduce freight costs by offering foldable units that pack tighter than rigid bars.
- Home Gardening Retailers: Amazon sellers and brick-and-mortar stores looking for durable products with lower return rates due to easier user-serviceability.
- Industrial Lighting OEMs: Companies seeking to differentiate their product line with a modular architecture that allows for variable lengths without custom tooling for every size.
How it works
The main parts

| No. | Part | What it does |
|---|---|---|
| 1 | Mounting Bracket | Holds the light modules; connects to adjacent brackets via hinges. |
| 2 | Light-emitting Component | The complete functional unit consisting of panel and heat sink. |
| 21 | Lamp Panel | Contains the LED beads; mounts into the heat sink groove. |
| 22 | Heat Sink | Made of SPCC cold-rolled steel; houses the power supply and dissipates heat. |
| 220 | Mounting Groove | Internal cavity in the heat sink where the power supply sits. |
| 3 | Folding Assembly | Hinge mechanism connecting two brackets; uses shafts and screws. |
| 31, 32 | Rotating Shaft Supports | Parts of the hinge attached to each bracket side. |
| 33 | Movable Shaft | Pin that allows the supports to rotate relative to each other. |
| 4 | Upper Cover Plate | Riveted lid that secures the power supply inside the heat sink. |
| 5 | Locking Element | Clip or tab that snaps into the groove to hold the lamp panel. |
| 9 | Power Supply | Driver unit located inside each individual heat sink. |
Opening and Closing
- Deployment: To set up the light, unfold the mounting brackets. The folding assemblies extend outward until the brackets form a straight line or desired angle.
- Fixation: Once unfolded, the knob screw or fastener in the folding assembly is tightened to lock the position, ensuring stability during operation.
- Operation: Power enters through the connector. Since each module has its own driver, they activate simultaneously but operate independently.
- Maintenance: If a module fails, unscrew the locking element, lift the lamp panel and heat sink off the bracket, and replace the unit. The remaining modules stay lit.
- Storage: Loosen the folding assembly fasteners and collapse the brackets inward. The fixture folds flat, reducing its footprint significantly.

Applications
Vertical Farming Racks
In multi-tier vertical farms, space is tight. This light folds flat when not in use or during seasonal changes, allowing growers to store equipment efficiently. The modular nature means if one tier’s light fails, the rest of the rack remains operational, preventing crop loss in unaffected layers.
Indoor Home Gardens
For hobbyists using grow tents, setup time matters. The pre-assembled folding design allows users to expand the light to fit their tent width quickly. Maintenance is simple: if a strip goes out, the user can unclip and replace it without rewiring or calling an electrician.
Commercial Nursery Rows
Large nurseries often move plants between stages. Lights need to be portable and robust. The foldable structure protects the delicate LED panels during transport between greenhouses. The integrated drivers eliminate the risk of loose cables snagging on plants or carts.
Retail Display Units
Brands selling live plants in retail environments need attractive, easy-to-install lighting. The sleek profile created by hiding the power supply inside the heat sink looks cleaner than bulky external drivers. Sales associates can easily adjust the length by adding or removing modules.
Where it is less suitable
- Extreme High-Temperature Environments: While the heat sink manages LED heat, placing the power supply directly inside the thermal mass might limit performance in ambient temperatures exceeding standard ratings compared to remote driver setups.
- Fixed Long-Run Installations: For permanent installations over very long distances (e.g., >20 feet) where folding isn’t needed, traditional rigid bars with external drivers may offer better heat dissipation efficiency per watt.
- Water Immersion Areas: The design focuses on structural modularity; while sealed pieces are mentioned, it is not explicitly designed for submersion or heavy washdown scenarios common in food processing plants.
Frequently asked questions
Why put the power supply inside the heat sink?
Placing the driver inside each module’s heat sink eliminates the need for a large external power box or complex wiring between bars. This makes each bar a self-contained unit. If one bar fails, you simply replace that bar without affecting the others. It also reduces the overall footprint of the fixture.
Is it difficult to repair if one LED bar stops working?
No. The design uses a locking element and removable mounting groove. You can detach the failed light-emitting component from the bracket, remove the upper cover, and replace the internal power supply or the entire module. The patent emphasizes convenient disassembly for maintenance.
How does the folding mechanism work?
Adjacent mounting brackets are connected by a folding assembly consisting of rotating shaft supports and a movable shaft. By loosening the knob screw, you can pivot the brackets. Tightening the screw locks them in place, either fully extended for use or folded flat for storage and shipping.
Can I add more light bars to the system?
Yes. The patent states that the number of light-emitting components can be increased or decreased according to actual needs. Since each bar has its own power supply and mechanical mount, you can scale the fixture length by adding modules to the bracket chain.
Does this design help with shipping costs?
Yes. Traditional rigid LED bars require long, narrow boxes that incur high dimensional weight charges. This foldable design collapses into a smaller package, reducing volumetric weight and potentially lowering freight costs per unit.
Is the heat dissipation sufficient with the driver inside?
The heat sink is made of SPCC cold-rolled steel and surrounds the power supply. The design relies on the thermal mass of the metal to dissipate heat from both the LEDs and the driver. Proper engineering ensures the driver operates within safe temperature limits.
Can this design be made and sold in the US?
The patent is active in China but has no US counterpart. However, modular LED lighting is a crowded field with many existing US patents. We recommend a freedom-to-operate (FTO) review to ensure the specific implementation does not infringe on other intellectual property rights before selling in the US.
Are you affiliated with the patent owner?
No. IP2M is an independent design and manufacturing service working from the public patent document.
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Helpful details to include:
- Your company and channel (hydroponic brand, greenhouse supplier, home gardening retailer)
- Target Lumens and Spectrum (full spectrum, red/blue, etc.)
- Number of Modules desired per fixture
- Folding Requirements (number of hinges, locked angles)
- Estimated quantity and target price
- Timeline - when you would like samples and the first shipment
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This page is based on the public patent document CN214890719U, assigned to Shenzhen Yuxing Technology Co ltd. IP2M is an independent manufacturing service and is not affiliated with, endorsed by or licensed by the patent owner. Images marked as concept renderings are illustrations, not photos of an existing product. Patent status information is provided for reference only and is not legal advice; confirm freedom to operate for your market before production. Full disclaimer.