Fusing device
AssigneeBYD Company Limited
InventorsYunxiang Xu, Yafei Li, Lei Zheng, Yanhong Lin, Ting Zhang
Life of this patent
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Abstract
The present disclosure provides a multifunctional fuse. The multifunctional fuse includes a fuse element, a pre-charging resistor, and an inner housing. The inner housing is provided with a receiving cavity, the fuse element is received in the receiving cavity, and the pre-charging resistor is wound around an outer side of the inner housing and is in contact with the inner housing. The multifunctional fuse of the present disclosure resolves problems of large volumes and high costs of a pre-charging resistor and a fuse in a high voltage circuit in the related art.
Claims7
A fusing device, comprising:
- a fuse element, a pre-charging resistor, an inner housing, an outer housing, and crimp terminal, wherein
- the inner housing is provided with a receiving cavity, the fuse element is received in the receiving cavity, a first conductive terminal and a second conductive terminal are respectively connected to two ends of the inner housing to seal the receiving cavity, and the pre-charging resistor is arranged on an outer side of the inner housing and is in contact with the inner housing;
- the outer housing is sleeved on the outer side of the inner housing, a gap is provided between the outer housing and the inner housing, and the pre-charging resistor is accommodated in the gap;
- and
- the outer housing is provided with a crimp hole for the crimp terminal to pass through, the pre-charging resistor comprises a first connection end and a second connection end, the first connection end is connected to the first conductive terminal, and the second connection end is connected to one end of the crimp terminal.
Dependencies are inferred from the claim text.