US 12,264,973 B1
Temperature probe
Rongyuan Zhu, Guangdong (CN); Guo Qu, Guangdong (CN); and Donghai Mei, Guangdong (CN)
Assigned to SHENZHEN KUKI ELECTRONIC CO., LTD., Guangdong (CN)
Filed by SHENZHEN KUKI ELECTRONIC CO., LTD., Guangdong (CN)
Filed on Apr. 16, 2024, as Appl. No. 18/636,369.
Claims priority of application No. 202311758875.3 (CN), filed on Dec. 19, 2023.
Int. Cl. G01K 1/14 (2021.01); G01K 1/024 (2021.01)
CPC G01K 1/024 (2013.01) [G01K 1/14 (2013.01); G01K 2207/06 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A temperature probe, comprising a probe tube, a handle, a printed circuit board (PCB), a rechargeable battery and a wireless charging coil, wherein the handle is connected to the probe tube in a sealing manner, the handle is configured with a first inner cavity, the probe tube is configured with a second inner cavity in communication with the first inner cavity, the rechargeable battery is electrically connected to the PCB, the PCB is arranged in the second inner cavity, and the wireless charging coil is arranged in the first inner cavity and is electrically connected to the PCB, so as to charge the rechargeable battery,
the temperature probe further comprising a food temperature sensor at a distal end of the second inner cavity and an ambient temperature sensor at a proximal end of the first inner cavity, wherein the food temperature sensor and the ambient temperature sensor are electrically connected to the PCB, the wireless charging coil comprises a coil body and a magnetic core, the coil body is wound around the magnetic core and electrically connected to the PCB via a charging cable, the magnetic core is configured with a central hole, a first ceramic tube is further sleeved on a proximal section of a lead wire of the ambient temperature sensor and passes through the central hole, the first ceramic tube is configured to separate the lead wire of the ambient temperature sensor from the magnetic core, and a second ceramic tube is sleeved on a distal section of the lead wire of the ambient temperature sensor for thermal insulation.