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4results about How to "Increase link length" patented technology

Photovoltaic cell and photovoltaic module

PendingCN121865750AImprove stress resistanceExtended service lifePhotovoltaic energy generationElectrical batteryEngineering physics
The embodiment of the invention provides a photovoltaic cell piece and a photovoltaic module, the photovoltaic cell piece comprises a body and a main grid, the main grid is arranged on the body, the main grid comprises a connecting part, a first end part and a second end part, and two ends of the connecting part along a first direction are respectively connected with the first end part and the second end part; one of the first end part and the second end part is of a harpoon structure, and the other one is of a linear structure extending in the first direction. According to the above structure, the effective connection length and the effective connection area of the main grid and the welding strip can be increased, the collection capability of the welding strip to the current on the auxiliary grid at the edge part can be improved, and the power generation efficiency of the photovoltaic cell can be further improved.
Photovoltaic cell and photovoltaic module
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Owner:JINKO SOLAR CO LTD +1

Discharge pipe structure for rotary compressor and rotary compressor

ActiveCN224532991Uincrease link lengthincrease weld penetration
The utility model provides a kind of exhaust pipe structure and rotatory compressor for rotatory compressor, comprising: exhaust pipe body, hole for connecting equalizing pipe is equipped on exhaust pipe body;Reinforcing structure, it is set on exhaust pipe body, reinforcing structure is used to increase the connecting length of hole and equalizing pipe.The utility model can increase the connecting length of exhaust pipe body and equalizing pipe, thereby increase the welding penetration of exhaust pipe body and equalizing pipe, guarantee welding quality, improve welding strength, thereby reduce the probability that the leakage at this welding place leads to compressor failure.
Discharge pipe structure for rotary compressor and rotary compressor
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Owner:NANCHANG HICHLY ELECTRICAL APPLIANCE +1

Internal part supporting structure of chemical container

ActiveCN224194696Uimprove securityImprove reliabilityChemical/physical/physico-chemical processesPressure vessels for chemical processStructural engineeringMechanical engineering
The utility model provides a chemical container internal part supporting structure which comprises a supporting piece and a plurality of connecting pieces, the supporting piece is a polygonal annular structural piece, the connecting pieces are arranged in the circumferential direction of the supporting piece, one end of each connecting piece is connected with the vertex of the supporting piece, and the other end of each connecting piece is provided with an end plate. Supporting lugs capable of being matched with the end plates and the connecting pieces are arranged on the inner wall of the chemical container, and inserting grooves capable of being matched with the end plates in an inserted mode are correspondingly formed in the left side and the right side of each supporting lug. The supporting structure for the internal parts of the chemical container has the advantages of being simple in structure, stable, reliable and easy to assemble and use, can be suitable for assembling different internal parts in the chemical container, can play a role in continuously and stably supporting the internal parts, and is beneficial to improving the safety and reliability of the chemical container during use.
Internal part supporting structure of chemical container
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Owner:TIANJIN HUAJING CHEM ENG NEW TECH DEV

Safe lifting device for building operation construction

ActiveCN224161394Uquick releaseImprove construction efficiencyScaffold accessoriesIndustrial engineeringBolt connection
The utility model discloses a safety type lifting device for building operation construction, which comprises an electric scaffold, a lifting device and a lifting device, and the electric scaffold comprises a stand column, a supporting rod, a diagonal draw bar and a U-shaped connecting piece; the connecting assembly comprises a square pipe, a through hole, a T-shaped inserting rod, a spring, a connecting pipe, a first kidney-shaped hole and a second kidney-shaped hole, the square pipe is fixed to the middle and the lower end of the side edge of the stand column, the through hole is formed in the middle of the side edge of the square pipe, the T-shaped inserting rod is inserted into the through hole, the T-shaped inserting rod is sleeved with the spring, one end of the spring is fixed to the T-shaped inserting rod, and the other end of the spring is fixed to the side edge of the square pipe; the first kidney-shaped hole is formed in the middle of the side edge of the connecting pipe, and the second kidney-shaped hole is formed in the middle of one end of the supporting rod. The problems that when a supporting rod used for fixing a chassis is installed, the supporting rod and an inclined pull rod need to be connected to the side edge of a scaffold through bolts, inclined disassembly is inconvenient, and the construction efficiency is low are solved.
Safe lifting device for building operation construction
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Owner:JIANGSU YUNQI CONSTR MASCH CO LTD