Temperature measurement device

1. A temperature measurement device, wherein the temperature measurement device comprises a temperature probe, wherein the temperature probe comprises:

a cylinder and a handle, wherein the handle has a distal opening away from the cylinder, a proximal opening detachably connected to the cylinder and a first channel which runs through the distal opening and the proximal opening, a cross-sectional area of the handle gradually decreases from the distal opening to the proximal opening, the bottom of the proximal opening is provided with a first step that extends radially inward, and the inner diameter R d of the distal opening is greater than the inner diameter R p of the first step, the cylinder comprises a tip for inserting into food, a cylindrical portion, and an upper end opposite to the tip, the upper end has a second step that is connected to the cylindrical portion and extends radially outward, the diameter R s of the second step is greater than the diameter R c of the cylindrical portion, wherein R d >R s >R p >R c ,

wherein the temperature probe further comprises an upper cover connected to the distal opening, wherein the upper cover comprises a peripheral portion, an annular portion, and a circular portion, wherein the annular portion is located between the peripheral portion and the circular portion, wherein the annular portion and the circular portion are made of electrically conductive materials, and the annular portion is made of electrical insulating materials, the circular portion and the annular portion are used as electric poles to charge the temperature probe, the electric poles including a positive pole and a negative pole, and the annular portion is used to electrically isolate the circular portion and the annular portion,

one end of the peripheral portion near the distal opening is provided with one or more accommodating cavities as a first electrode, and one end of the circular portion near the distal opening is provided with a U-shaped clamping arm as a second electrode, the accommodating cavities and the U-shaped clamping arm are formed as an accommodating channel to clamp one end of a heat-resisting substrate circuit board near the upper cover and an electrically conducting channel to electrically connected the peripheral portion and the circular portion with the heat-resisting substrate circuit board respectively.

2. The temperature measurement device according to claim 1 , wherein when the upper end of the cylinder is connected to the proximal opening of the handle, the second step is in contact with the first step.

3. The temperature measurement device according to claim 2 , wherein the second step has an external thread, and the proximal opening of the handle has an internal thread that matches the external thread, the internal thread is located above the first step, and the internal thread and the first step form a stop structure of the cylinder.

4. The temperature measurement device according to claim 1 , wherein the temperature probe further comprises a first battery, a first communication module, an antenna module, a first electrode, and a second electrode, the antenna module is arranged on the heat-resisting substrate circuit board, the antenna module is located inside the handle.

5. The temperature measurement device according to claim 4 , wherein the cylinder comprises an indicator line, and a portion from the indicator line to the tip is inserted into the food during temperature measurement.

6. The temperature measurement device according to claim 4 , wherein the temperature probe further comprises one or more food temperature sensors, which are electrically connected to the heat-resisting substrate circuit board and extended to an inner wall of the cylinder.

7. The temperature measurement device according to claim 6 , wherein when there are multiple food temperature sensors, the food temperature sensors are positioned at different heights of the cylinder.

8. The temperature measurement device according to claim 6 , wherein the food temperature sensor comprises an elastic arm connected to the heat-resisting substrate circuit board and a sensing unit connected to the elastic arm, wherein the sensing unit is close to or abuts against the inner wall of the cylinder.

9. The temperature measurement device according to claim 6 , wherein the temperature measurement device further comprises a repeater detachably connected to the temperature probe, wherein the repeater is configured to charge the temperature probe, receive data transmitted from the temperature probe and then perform data processing, and transmit control instructions from the repeater to the temperature probe,

the repeater has one or more slots for accommodating the temperature probe, the repeater has a processor, a memory, and a second communication module, the first communication module is communicated with the second communication module, and the multiple food temperature sensors transmit the measured temperature to the second communication module and the processor through the first communication module and the antenna module, the processor processes the temperature by a temperature algorithm stored in the memory.

10. The temperature measurement device according to claim 9 , wherein the temperature probe further comprises an environment temperature sensor, which is located at the upper end of the cylinder.

11. The temperature measurement device according to claim 10 , wherein the food temperature probe and the environment temperature sensor transmit the measured temperature to the second communication module and the processor through the first communication module and antenna module, and the processor processes the temperature through a maturity prediction algorithm stored in the memory.

12. The temperature measurement device according to claim 9 , wherein the repeater further comprises a temperature probe warehousing sensor, wherein the temperature probe warehousing sensor is configured to recognize an electrical level change and output a temperature probe warehousing signal when the temperature probe is placed back in the slot, and transmit the temperature probe warehousing signal to the processor to turn off the first communication module of the temperature probe.

13. The temperature measurement device according to claim 9 , wherein the slot comprises a second electrode contact matched with the peripheral portion and the circular portion respectively, the repeater comprising a second battery, and the second battery is electrically connected to the first battery through the second electrode contact, the peripheral portion, and the circular portion.

14. A temperature measurement device, wherein the temperature measurement device comprises a temperature probe, wherein the temperature probe comprises:

a cylinder and a handle, wherein the handle has a distal opening away from the cylinder, a proximal opening detachably connected to the cylinder and a first channel which runs through the distal opening and the proximal opening, a cross-sectional area of the handle gradually decreases from the distal opening to the proximal opening, the bottom of the proximal opening is provided with a first step that extends radially inward, and the inner diameter R d of the distal opening is greater than the inner diameter R p of the first step, the cylinder comprises a tip for inserting into food, a cylindrical portion, and an upper end opposite to the tip, the upper end has a second step that is connected to the cylindrical portion and extends radially outward, the diameter R s of the second step is greater than the diameter R c of the cylindrical portion, wherein R d >R s >R p >R c ,

the temperature measurement device further includes a repeater detachably connected to the temperature probe, wherein the repeater is configured to charge the temperature probe, receive data transmitted from the temperature probe, perform data processing, and transmit control commands from the repeater to the temperature probe,

the repeater has one or more slots for accommodating the temperature probe, the repeater has a processor, a memory, and a second communication module, the first communication module is communicated with the second communication module, and the multiple food temperature sensors transmit the measured temperature to the second communication module and the processor through the first communication module and the antenna module, the processor processes the temperature by a temperature algorithm stored in the memory,

wherein the temperature probe further comprises an upper cover connected to the distal opening, wherein the upper cover comprises a peripheral portion, an annular portion, and a circular portion, wherein the annular portion is located between the peripheral portion and the circular portion, wherein the annular portion and the circular portion are made of electrically conductive materials, and the annular portion is made of electrical insulating materials, the circular portion and the annular portion are used as electric poles to charge the temperature probe, the electric poles including a positive pole and a negative pole, and the annular portion is used to electrically isolate the circular portion and the annular portion,

one end of the peripheral portion near the distal opening is provided with one or more accommodating cavities as a first electrode, and one end of the circular portion near the distal opening is provided with a U-shaped clamping arm as a second electrode, the accommodating cavities and the U-shaped clamping arm are formed as an accommodating channel to clamp one end of a heat-resisting substrate circuit board near the upper cover and an electrically conducting channel to electrically connected the peripheral portion and the circular portion with the heat-resisting substrate circuit board respectively.

15. The temperature measurement device according to claim 14 , wherein the temperature probe further comprises a first battery, a first communication module, an antenna module, a first electrode, and a second electrode, the antenna module is arranged on the heat-resisting substrate circuit board, the antenna module is located inside the handle.