CN219977585U - Food thermometer - Google Patents

Abstract

The utility model discloses a food thermometer. The food thermometer includes thermometer casing, temperature sensor, communication unit and antenna, the thermometer casing is including being used for at least partly stretching into the probe portion of food and connecting in the handle portion of probe portion one end, the handle portion is the insulator, the at least part of probe portion is metallic structure, temperature sensor sets up in the thermometer casing and is used for the sensing to obtain temperature information, communication unit is connected with the temperature sensor electricity and is used for outwards sending temperature information through the antenna, wherein, the antenna sets up in the handle portion, and with probe portion insulation interval, communication unit sets up in the handle portion, communication unit is connected with the antenna. Above-mentioned food thermometer no longer need set up longer waveguide transmission structure in food thermometer, saves the inside space occupation of food thermometer to temperature signal can not be because the transmission in longer waveguide transmission structure and loss, improves the accuracy of temperature signal outwards transmission.

Description

Food thermometer

Technical Field

The utility model relates to the field of thermometers, in particular to a food thermometer.

Background

Food thermometers are one type of kitchen thermometer that typically require insertion of the food thermometer into the food to be cooked to obtain the temperature of the food in real time during cooking.

Food thermometers typically include a probe portion of metallic material and a handle portion connected to one end of the probe portion, the handle portion typically being of a predominantly insulating material. The prior art food thermometer, the circuit board is located the probe portion, and the antenna sets up in the handle portion, for the communication signal transmission to the antenna on the circuit board, needs to set up transmission waveguide structure in the food thermometer, and this waveguide structure has longer extension length in the food thermometer, occupies great space in the food thermometer.

Disclosure of Invention

The embodiment of the utility model provides a food thermometer, which simplifies the internal structure of the food thermometer and improves the accuracy of outward emission of temperature signals.

The embodiment of the utility model provides a food thermometer, which comprises a thermometer shell, a temperature sensor, a communication unit and an antenna, wherein the thermometer shell comprises a probe part and a handle part, the probe part is used for at least partially extending into food, the handle part is connected with one end of the probe part, the handle part is an insulator, at least part of the probe part is of a metal structure, the temperature sensor is arranged in the thermometer shell and is used for sensing and obtaining temperature information, the communication unit is electrically connected with the temperature sensor and is used for sending the temperature information outwards through the antenna, the antenna is arranged in the handle part and is insulated from the probe part, and the communication unit is arranged in the handle part and is connected with the antenna.

According to the foregoing embodiment of the present utility model, the food thermometer further includes a main control board disposed within the thermometer housing, and the temperature sensor, the communication unit and the main control board are electrically connected.

According to any one of the preceding embodiments of the present utility model, the food thermometer further comprises a heat insulation fixing member disposed in the handle portion, the heat insulation fixing member wrapping the communication unit and fixedly connecting the communication unit with an inner wall of the handle portion.

According to any one of the foregoing embodiments of the present utility model, the communication unit is provided separately from the main control board, the main control board being located in the probe section.

According to any of the preceding embodiments of the utility model, the communication unit is integrated on the main control board, which main control board comprises a first part located in the probe section and a second part extending into the handle section, the communication unit being located on the second part.

According to any of the preceding embodiments of the utility model, the heat insulating fixing member wraps around the second portion and fixedly connects the second portion with the inner wall of the handle portion.

According to any one of the preceding embodiments of the present utility model, the antenna is provided at an end of the handle portion remote from the probe portion.

According to any of the preceding embodiments of the utility model, the antenna is provided on a circumferential wall of the handle portion.

According to any one of the foregoing embodiments of the present utility model, the temperature sensor includes a first temperature sensor provided in the probe portion and a second temperature sensor provided in the handle portion.

According to any one of the preceding embodiments of the present utility model, the first temperature sensor is in contact with the probe portion to sense the internal temperature of the food via the probe portion, and the second temperature sensor is in contact with the antenna to sense the ambient temperature via the antenna.

According to any of the preceding embodiments of the present utility model, the food thermometer further comprises: the electricity storage unit is arranged in the probe part and is electrically connected with the main control board; the first charging contact and the second charging contact are respectively and electrically connected with the electricity storage unit through the main control board, and at least one of the first charging contact and the second charging contact is arranged on the probe portion.

According to any one of the foregoing embodiments of the present utility model, the probe portion includes a first probe segment adjacent to the handle portion and a second probe segment located on a side of the first probe segment away from the handle portion, the second probe segment is of a metal structure, at least a part of a wall surface of the first probe segment is provided as an insulating member, and at least one of the first charging contact and the second charging contact is provided on the insulating member.

According to any one of the preceding embodiments of the present utility model, the first charging contact is provided to the insulator, and the second charging contact is provided to the handle portion.

According to any one of the preceding embodiments of the present utility model, the first charging contact and the second charging contact are provided to the insulating member.

According to any one of the foregoing embodiments of the present utility model, at least one of the first charging contact and the second charging contact has an annular structure disposed circumferentially around the thermometer housing.

According to the food thermometer provided by the embodiment of the utility model, the thermometer shell of the food thermometer comprises the probe part and the handle part, the handle part is an insulator, and the probe part is of a metal structure. The antenna is arranged on the handle part and is spaced apart from the probe part in an insulating way, the communication unit is arranged in the handle part and is connected with the antenna, the temperature sensor can sense and obtain temperature information, and the communication unit can send the temperature information outwards through the antenna. In the food thermometer, the communication unit is arranged in the handle part, so that the communication unit can be directly connected with the antenna which is also arranged in the handle part, a longer waveguide transmission structure is not required to be arranged in the food thermometer, the space occupation in the food thermometer is saved, the temperature signal cannot be lost due to transmission in the longer waveguide transmission structure, and the accuracy of outward emission of the temperature signal is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a first embodiment of a food thermometer according to the present utility model;

FIG. 2 is a schematic view of a second embodiment of the food thermometer of the present utility model;

FIG. 3 is a schematic view of a third embodiment of a food thermometer according to the present utility model;

fig. 4 is a schematic structural view of a fourth embodiment of the food thermometer of the present utility model.

Reference numerals illustrate:

100-food thermometer;

110-thermometer housing; a 111-probe section; 111 a-a first probe segment; 111 b-a second probe segment; ST-insulator; 112-a handle portion; 120-a temperature sensor; 121-a first temperature sensor; 122-a second temperature sensor; 130-a communication unit; 140-antennas; 150-a main control board; 151-a first part; 152-a second portion; 160-insulating fixtures; 170-an electricity storage unit; 180-a heat conducting member; 191-a first charging contact; 192-second charging contacts.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Fig. 1 is a schematic structural diagram of a food thermometer according to a first embodiment of the present utility model, and the food thermometer 100 includes a thermometer housing 110, a temperature sensor 120, a communication unit 130, and an antenna 140. The thermometer housing 110 includes a probe portion 111 for at least partially extending into the food and a handle portion 112 connected to one end of the probe portion 111. The handle 112 is an insulator, and the probe 111 is a metal structure. The temperature sensor 120 is disposed in the thermometer housing 110 and is used for sensing and obtaining temperature information, and the communication unit 130 is electrically connected with the temperature sensor 120 and is used for transmitting the temperature information outwards through the antenna 140.

In the present embodiment, the antenna 140 is provided on the handle portion 112 and is insulated from the probe portion 111. The communication unit 130 is disposed in the handle portion 112, and the communication unit 130 is connected to the antenna 140.

According to the food thermometer 100 of the embodiment of the present utility model, the thermometer housing 110 of the food thermometer 100 includes the probe portion 111 and the handle portion 112, the handle portion 112 is an insulator, and the probe portion 111 is a metal structure. The antenna 140 is disposed at the handle portion 112 and is insulated from the probe portion 111, the communication unit 130 is disposed in the handle portion 112, the communication unit 130 is connected to the antenna 140, the temperature sensor 120 can sense and obtain temperature information, and the communication unit 130 can transmit the temperature information to the outside through the antenna 140. In the food thermometer 100, the communication unit 130 is disposed in the handle portion 112, so that the communication unit can be directly connected with the antenna 140 also disposed in the handle portion 112, a longer waveguide transmission structure is not required to be disposed in the food thermometer 100, space occupation in the food thermometer 100 is saved, temperature signals cannot be lost due to transmission in the longer waveguide transmission structure, and accuracy of outward emission of the temperature signals is improved.

In this embodiment, the food thermometer 100 further includes a main control board 150, the main control board 150 is disposed in the thermometer housing 110, and the temperature sensor 120 and the communication unit 130 are electrically connected to the main control board 150.

In this embodiment, the food thermometer 100 further includes an insulation fixing member 160, the insulation fixing member 160 is disposed in the handle portion 112, the insulation fixing member 160 wraps the communication unit 130, and fixedly connects the communication unit 130 with the inner wall of the handle portion 112. The insulating holder 160 in this embodiment may be made of an insulating material, such as a ceramic material, which can withstand high temperatures and has low thermal conductivity. In one example, the outer peripheral surface of the insulating fixture 160 is shape-matched with the inner peripheral surface of the handle portion 112 and is interconnected with the handle portion 112 to fix its position. The communication unit 130 is, for example, inserted into the heat insulation fixing member 160, and the communication unit 130 is substantially wrapped by the heat insulation fixing member 160. In this embodiment, the heat insulation fixing member 160 wraps the communication unit 130, that is, the heat insulation fixing member 160 wraps the communication unit 130 mainly along the circumferential direction of the communication unit 130, the wrapping structure formed by the heat insulation fixing member 160 may not completely enclose the inside, for example, the heat insulation fixing member 160 is provided with an opening for passing through an electrical connection wire, so that the communication unit 130 inside the heat insulation fixing member 160 can be electrically connected with other components outside the heat insulation fixing member 160 through the opening.

Through setting up thermal-insulated mounting 160, on the one hand can guarantee that communication unit 130 is firm in the inside position of handle portion 112 to guarantee the stability of being connected with other parts electricity, on the other hand, thermal-insulated mounting 160 has thermal-insulated effect, when food thermometer 100 is used for in the cooking food in-process, can reduce the outside high temperature environment of handle portion 112 and to communication unit 130's harmful effects, protection communication unit 130 improves food thermometer 100's reliability.

As shown in fig. 1, in the present embodiment, the communication unit 130 is provided separately from the main control board 150, and the main control board 150 is located in the probe section 111.

As shown in fig. 1, in the present embodiment, the antenna 140 is provided at an end of the handle portion 112 remote from the probe portion 111.

In some embodiments, temperature sensor 120 includes a first temperature sensor 121 and a second temperature sensor 122. The first temperature sensor 121 is provided in the probe portion 111, and the second temperature sensor 122 is provided in the handle portion 112.

In this embodiment, the first temperature sensor 121 is in contact with the probe portion 111 to sense the temperature inside the food via the probe portion 111. The second temperature sensor 122 is in contact with the antenna 140 to sense an ambient temperature via the antenna 140. In the above embodiment, the antenna 140 also serves as a heat conducting element when the second temperature sensor 122 senses the ambient temperature, so as to improve the accuracy of the second temperature sensor 122 in sensing the ambient temperature, and avoid exposing the second temperature sensor 122 to the thermometer housing 110, thereby ensuring the sealing performance inside the thermometer housing 110.

In some embodiments, the food thermometer 100 further includes a power storage unit 170, the power storage unit 170 being disposed within the probe portion 111, the power storage unit 170 being electrically connected with the main control board 150 to supply power to the main control board 150. In some embodiments, the power storage unit 170 is a super capacitor.

Fig. 2 is a schematic structural diagram of a food thermometer according to a second embodiment of the present utility model, and the food thermometer 100 includes a thermometer housing 110, a temperature sensor 120, a communication unit 130, and an antenna 140. The thermometer housing 110 includes a probe portion 111 for at least partially extending into the food and a handle portion 112 connected to one end of the probe portion 111. The handle 112 is an insulator, and the probe 111 is a metal structure. The temperature sensor 120 is disposed in the thermometer housing 110 and is used for sensing and obtaining temperature information, and the communication unit 130 is electrically connected with the temperature sensor 120 and is used for transmitting the temperature information outwards through the antenna 140. The antenna 140 is provided on the handle 112 and is insulated from the probe 111. The communication unit 130 is disposed in the handle portion 112, and the communication unit 130 is connected to the antenna 140.

The food thermometer 100 may include a main control board 150, the main control board 150 being disposed within the thermometer housing 110, the temperature sensor 120, the communication unit 130 being electrically connected to the main control board 150.

In the present embodiment, the communication unit 130 is integrated on the main control board 150. The main control board 150 includes a first portion 151 located within the probe portion 111 and a second portion 152 extending into the handle portion 112, wherein the communication unit 130 is located on the second portion 152.

The food thermometer 100 may further include an insulation fixing member 160, the insulation fixing member 160 being disposed in the handle portion 112, the insulation fixing member 160 wrapping the communication unit 130 and fixedly connecting the communication unit 130 with an inner wall of the handle portion 112.

In this embodiment, the heat insulating fixing member 160 wraps around the second portion 152 of the main control board 150 and fixedly connects the second portion 152 with the inner wall of the handle portion 112. By providing the heat insulating fixing member 160, on the one hand, the position of the communication unit 130 and the second portion 152 inside the handle portion 112 can be ensured to be stable, and the stability of the electrical connection between these components and other components can be ensured, and on the other hand, the heat insulating fixing member 160 has a heat insulating effect, so that when the food thermometer 100 is used in a process of cooking food, adverse effects of the high temperature environment outside the handle portion 112 on the communication unit 130 and the second portion 152 can be reduced.

In the present embodiment, the antenna 140 is provided on the circumferential wall of the handle portion 112. Alternatively, the antenna 140 is embedded in the circumferential wall of the handle portion 112 and extends from the interior of the handle portion 112 to the exterior of the handle portion 112.

In the present embodiment, the temperature sensor 120 includes a first temperature sensor 121 and a second temperature sensor 122, the first temperature sensor 121 is disposed in the probe portion 111, the first temperature sensor 121 is used for sensing the internal temperature of food, the second temperature sensor 122 is disposed in the handle portion 112, and the second temperature sensor 122 is used for sensing the ambient temperature.

In some embodiments, the food thermometer 100 may further include a heat conducting member 180, the heat conducting member 180 being disposed at an end of the handle portion 112 remote from the probe portion 111. The second temperature sensor 122 is in contact with the heat conductive member 180 to sense an ambient temperature via the heat conductive member 180.

According to the food thermometer 100 of the above embodiment, the thermometer housing 110 of the food thermometer 100 includes the probe portion 111 and the handle portion 112, the handle portion 112 is an insulator, and the probe portion 111 is a metal structure. The antenna 140 is disposed at the handle portion 112 and is insulated from the probe portion 111, the communication unit 130 is disposed in the handle portion 112, the communication unit 130 is connected to the antenna 140, the temperature sensor 120 can sense and obtain temperature information, and the communication unit 130 can transmit the temperature information to the outside through the antenna 140. The communication unit 130 of the food thermometer 100 is disposed in the handle portion 112, so that the communication unit can be directly connected with the antenna 140 also disposed in the handle portion 112, a longer waveguide transmission structure is not required to be disposed in the food thermometer 100, space occupation in the food thermometer 100 is saved, temperature signals cannot be lost due to transmission in the longer waveguide transmission structure, and accuracy of outward emission of the temperature signals is improved.

Fig. 3 is a schematic structural diagram of a food thermometer according to a third embodiment of the present utility model, and the food thermometer 100 includes a thermometer housing 110, a temperature sensor 120, a communication unit 130, and an antenna 140. The food thermometer 100 of the third embodiment is similar in partial structure to the first embodiment, and differences will be described below, and the details of the differences will not be described.

The food thermometer 100 further includes a main control board 150, the main control board 150 is disposed in the thermometer housing 110, and the temperature sensor 120 and the communication unit 130 are electrically connected to the main control board 150. In this embodiment, the food thermometer 100 further comprises a power storage unit 170, a first charging contact 191 and a second charging contact 192.

The power storage unit 170 is disposed in the probe portion 111, and the power storage unit 170 is electrically connected with the main control board 150 to supply power to the main control board 150. In some embodiments, the power storage unit 170 is a super capacitor.

The first charging contact 191 and the second charging contact 192 are respectively electrically connected with the electric storage unit 170 through the main control board 150, one of the first charging contact 191 and the second charging contact 192 is used for connecting with a charging input positive electrode of the electric storage unit 170, and the other is used for connecting with a charging input negative electrode of the electric storage unit 170. The first and second charging contacts 191 and 192 are electrically connected to an external charging circuit, and thus can charge the power storage unit 170. At least one of the first charging contact 191 and the second charging contact 192 is provided in the probe section 111. In some embodiments, the food thermometer 100 is used in cooperation with a charging box, in a state that the food thermometer 100 is stored in the charging box, the probe portion 111 of the food thermometer 100 is usually limited in a storage structure of the charging box, so that a relative position of the probe portion 111 on the charging box is relatively stable.

As shown in fig. 3, in the present embodiment, the probe portion 111 includes a first probe segment 111a adjacent to the handle portion 112 and a second probe segment 111b located on a side of the first probe segment 111a away from the handle portion 112, the second probe segment 111b is of a metal structure, at least a part of a wall surface of the first probe segment 111a is provided as an insulating member ST, and at least one of the first charging contact 191 and the second charging contact 192 is provided on the insulating member ST. By providing the insulating material ST, conduction between the charging contact provided in the insulating material ST and other metal structures of the probe portion 111 can be avoided, and reliability of the charging function of the charging contact can be ensured.

In some embodiments, in the probe portion 111, the insulating member ST is hermetically connected to a metal structure around the insulating member ST, for example, is formed as a unitary structure, so as to prevent moisture outside the probe portion 111 from entering the inside of the probe portion 111.

As shown in fig. 3, in the present embodiment, the first charging contact 191 is provided to the insulator ST, and the second charging contact 192 is provided to the handle portion 112. The food thermometer 100 is used in cooperation with a charging case, and in a state in which the food thermometer 100 is stored in the charging case, one pole of a charging circuit of the charging case is electrically connected to the first charging contact 191 located in the probe portion 111, and one pole of the charging circuit of the charging case is electrically connected to the second charging contact 192 located in the handle portion 112, thereby charging the food thermometer 100.

In some embodiments, at least one of the first and second charging contacts 191, 192 is in an annular structure disposed circumferentially around the thermometer housing 110. In this embodiment, the insulating member ST has an annular structure circumferentially disposed around the thermometer housing 110, and the first charging contact 191 and the second charging contact 192 are both annular structures circumferentially disposed around the thermometer housing 110, where the first charging contact 191 is located in a middle region of the insulating member ST. By forming at least one of the first charging contact 191 and the second charging contact 192 into an annular structure provided around the circumference of the thermometer housing 110, when the food thermometer 100 needs to be charged, at least one of the first charging contact 191 and the second charging contact 192 can be electrically connected to an external charging circuit at an arbitrary angle in the circumferential direction of the food thermometer 100, thereby improving the convenience of charging the food thermometer 100.

Fig. 4 is a schematic structural diagram of a food thermometer according to a fourth embodiment of the present utility model, and the food thermometer 100 includes a thermometer housing 110, a temperature sensor 120, a communication unit 130, an antenna 140, a main control board 150, a power storage unit 170, a first charging contact 191, and a second charging contact. The food thermometer 100 of the fourth embodiment is similar in partial structure to the third embodiment, and differences will be described below, and the details of the differences will not be described.

The probe portion 111 includes a first probe segment 111a adjacent to the handle portion 112 and a second probe segment 111b located on a side of the first probe segment 111a away from the handle portion 112, the second probe segment 111b being of a metal structure, at least part of a wall surface of the first probe segment 111a being provided as an insulating member ST.

In the present embodiment, the first charging contact 191 and the second charging contact 192 are provided on the insulating member ST. The food thermometer 100 is used in combination with a charging case, and in a state in which the food thermometer 100 is stored in the charging case, both poles of a charging circuit of the charging case are electrically connected to the first charging contact 191 and the second charging contact 192 located in the probe portion 111, respectively, so that the food thermometer 100 is charged.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, but rather, the equivalent structural changes made by the description and drawings of the present utility model or the direct/indirect application in other related technical fields are included in the scope of the present utility model.

Claims (15)

1. The utility model provides a food thermometer, its characterized in that includes thermometer casing, temperature sensor, communication unit and antenna, the thermometer casing include be used for at least part stretch into the probe portion of food and connect in the handle portion of probe portion one end, the handle portion is the insulator, the at least part of probe portion is the metal structure, temperature sensor set up in the thermometer casing and be used for the sensing to obtain temperature information, communication unit with temperature sensor electricity is connected and be used for with temperature information passes through the antenna outwards sends, wherein, the antenna set up in the handle portion, and with probe portion insulation interval, communication unit set up in the handle portion, communication unit with the antenna is connected.

2. The food thermometer of claim 1 further comprising a main control board disposed within said thermometer housing, said temperature sensor, said communication unit being electrically connected to said main control board.

3. The food thermometer of claim 2 further comprising an insulating fixture disposed within said handle portion, said insulating fixture wrapping said communication unit and fixedly connecting said communication unit to an interior wall of said handle portion.

4. A food thermometer according to claim 3, wherein said communication unit is provided separately from said main control board, said main control board being located within said probe portion.

5. The food thermometer according to claim 4 wherein said communication unit is integrated on said main control board, said main control board including a first portion located within the probe portion and a second portion extending into said handle portion, said communication unit being located on said second portion.

6. The food thermometer according to claim 5 wherein said thermally insulating fixture wraps around said second portion and fixedly connects said second portion to an inner wall of said handle portion.

7. The food thermometer of claim 1 wherein said antenna is disposed at an end of said handle portion remote from said probe portion.

8. The food thermometer according to claim 1 wherein said antenna is disposed on a circumferential wall of said handle portion.

9. The food thermometer of claim 1 wherein said temperature sensor comprises a first temperature sensor disposed within said probe portion and a second temperature sensor disposed within said handle portion.

10. The food thermometer of claim 9 wherein said first temperature sensor is in contact with said probe portion to sense the temperature of the interior of the food via said probe portion and said second temperature sensor is in contact with said antenna to sense the ambient temperature via said antenna.

11. The food thermometer of claim 2 further comprising:

the electricity storage unit is arranged in the probe part and is electrically connected with the main control board;

the first charging contact and the second charging contact are respectively and electrically connected with the electricity storage unit through the main control board, and at least one of the first charging contact and the second charging contact is arranged on the probe portion.

12. The food thermometer according to claim 11, wherein the probe portion comprises a first probe section adjacent to the handle portion and a second probe section on a side of the first probe section remote from the handle portion, the second probe section being of a metallic construction, at least part of a wall surface of the first probe section being provided as an insulating member, at least one of the first charging contact and the second charging contact being provided to the insulating member.

13. The food thermometer of claim 12 wherein said first charging contact is disposed on said insulator and said second charging contact is disposed on said handle portion.

14. The food thermometer of claim 12 wherein said first charging contact and said second charging contact are disposed on said insulator.

15. The food thermometer of claim 12 wherein at least one of said first charging contact and said second charging contact is in an annular configuration disposed circumferentially about said thermometer housing.