All-glass heating kettle body with high temperature measurement precision and heating device

Abstract

The utility model discloses an all-glass heating kettle body with high temperature measurement precision, which comprises an all-glass kettle body, a heating disc, an infrared sensor and an NTC (Negative Temperature Coefficient) temperature measurement probe, and the heating disc is arranged at the bottom of the all-glass kettle body to realize heat transfer; the infrared sensor is located on the side edge of the all-glass kettle body and right faces the all-glass kettle body. The infrared sensor is used for detecting the temperature of the side wall of the all-glass kettle body; the NTC temperature measurement probe is attached to the bottom of the all-glass kettle body to achieve temperature detection. And a heat insulation sleeve is arranged between the NTC temperature measuring probe and the heating disc. Therefore, when the infrared sensor is arranged at the side part of the all-glass kettle body to detect the temperature, the NTC temperature measuring probe is arranged to be attached to the bottom of the all-glass kettle body to detect the temperature, so that when the water level in the all-glass kettle body is lower than the horizontal position of the infrared sensor, the NTC temperature measuring probe can detect the temperature; therefore, the temperature measurement error is reduced and the temperature measurement accuracy is improved. In addition, the utility model further provides a heating device with the heating device.

Description

Technical Field

[0001] The utility model relates to the technical field of an all-glass heating kettle, in particular to an all-glass heating kettle body with high temperature measurement accuracy and a heating device. Background Art

[0002] This section only provides background information related to the present application to help those skilled in the art understand the present application more thoroughly and accurately, and it is not necessarily prior art.

[0003] At present, all-glass heating containers can avoid the problem of heavy metal residues caused by stainless steel heating, which is beneficial to drinking water health, and therefore gradually become popular among people.

[0004] Patent No. 202023224388.3 discloses a health kettle, which includes a main unit, a glass kettle body detachably placed on the main unit, and an infrared sensor arranged on the main unit and located on the side of the glass kettle body; thus, by adding an infrared sensor to detect the surface temperature of the glass kettle body, the problem that traditional health kettles require the probe to directly contact water to measure the temperature is solved, which is more hygienic and safe, and the detection point is far away from the heating element, thereby greatly increasing the accuracy of temperature measurement.

[0005] However, since the infrared sensor is located on the side of the glass pot body, when the water level in the glass pot is lower than the horizontal position of the infrared sensor, due to the poor thermal conductivity of the glass material, the water temperature in the glass pot cannot be accurately obtained by detecting the side wall temperature of the glass pot, resulting in a large temperature measurement error, thereby reducing the temperature measurement accuracy. Utility Model Content

[0006] In order to overcome the defects of the above-mentioned prior art, the utility model provides an all-glass heating kettle body and a heating device with high temperature measurement accuracy. By arranging an infrared sensor on the side of the all-glass kettle body for temperature detection, an NTC temperature measuring probe is also arranged to fit on the bottom of the all-glass kettle body for temperature detection. In this way, when the water level in the all-glass kettle body is lower than the horizontal position of the infrared sensor, the temperature can be detected by the NTC temperature measuring probe, thereby reducing the temperature measurement error and improving the temperature measurement accuracy.

[0007] The technical solution adopted by the utility model to solve the problem is:

[0008] A full glass heating kettle body with high temperature measurement accuracy, comprising:

[0009] Full glass body;

[0010] A heating plate is arranged at the bottom of the all-glass kettle body to achieve heat transfer;

[0011] An infrared sensor is located at the side of the all-glass kettle body and directly facing the all-glass kettle body; the infrared sensor is used to detect the side wall temperature of the all-glass kettle body;

[0012] An NTC temperature measuring probe is attached to the bottom of the all-glass kettle body to detect temperature; an insulating sleeve is provided between the NTC temperature measuring probe and the heating plate.

[0013] Furthermore, it also includes a handle arranged on the side of the all-glass kettle body, wherein:

[0014] The handle is U-shaped and one end of the handle is connected to the upper end of the side of the all-glass pot body, and the other end of the handle is partially connected to the lower end of the side of the all-glass pot body;

[0015] The infrared sensor is installed at the end of the handle and is located at the lower end of the side of the full glass kettle body.

[0016] Furthermore, it also includes a first sealing ring arranged at the connection between the end of the handle and the all-glass kettle body, and the infrared sensor is arranged close to the first sealing ring.

[0017] Furthermore, the all-glass pot body comprises a main body and a boss portion formed at the bottom of the main body and having an outer diameter slightly smaller than the outer diameter of the main body, and a step surface is formed between the main body and the boss portion;

[0018] The infrared sensor is located at the lower end of the side of the main body; the NTC temperature probe is used to fit on the bottom of the boss;

[0019] A temperature sensor is also provided on the side of the boss portion to detect temperature.

[0020] Furthermore, the temperature sensor is an NTC single-ended glass-sealed thermistor.

[0021] Furthermore, it also includes a fixing ring and a heat shield, wherein:

[0022] The fixing ring is sleeved on the outer side of the boss portion and encloses the outer side wall of the boss portion to form a glue groove, and the glue groove is filled with colloid to connect and fix the fixing ring to the all-glass pot body;

[0023] The heat insulation cover is connected and fixed to the fixing ring and the heating plate respectively.

[0024] Furthermore, a plurality of brackets are arranged on the fixing ring, and a first mounting hole corresponding to the plurality of brackets is arranged on the heat insulation cover, and the brackets are connected to the first mounting holes by screws to achieve fixation.

[0025] Furthermore, the heating plate is provided with a plurality of mounting posts, the heat insulation cover is provided with second mounting holes corresponding to the plurality of mounting posts, and the mounting posts are connected to the second mounting holes by screws to achieve fixation.

[0026] Furthermore, the heating plate comprises a first heat transfer plate and a heating tube arranged at the bottom of the first heat transfer plate and heating the first heat transfer plate, wherein:

[0027] A plurality of mounting columns are riveted to the first heat transfer plate;

[0028] It also includes a second heat transfer plate which is arranged on the top of the first heat transfer plate and shields the plurality of mounting posts, and the upper end surface of the second heat transfer plate is in contact with the bottom of the boss portion to achieve heat transfer.

[0029] In addition, the utility model also provides a heating device, comprising a machine base and a full-glass heating kettle body detachably placed on the machine base.

[0030] In summary, the utility model provides a full glass heating kettle body and a heating device with high temperature measurement accuracy, which have the following beneficial effects:

[0031] (1) The all-glass heating kettle body of the utility model is provided with an infrared sensor on the side of the all-glass kettle body for temperature detection, and an NTC temperature measuring probe is also provided to fit on the bottom of the all-glass kettle body for temperature detection. With such a configuration, when the water level in the all-glass kettle body is lower than the horizontal position of the infrared sensor, the temperature can be detected by the NTC temperature measuring probe, thereby reducing the temperature measurement error and improving the temperature measurement accuracy.

[0032] (2) The utility model has an all-glass heating kettle body, in which a temperature sensor is arranged on the side of the boss portion and the temperature sensor is an NTC single-ended glass-sealed thermistor. When the water level in the all-glass kettle body is lower than the horizontal position of the infrared sensor and higher than the horizontal position of the temperature sensor, the temperature can be accurately detected by the temperature sensor, thereby reducing the temperature measurement error and improving the temperature measurement accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 This is a schematic diagram of an explosion of the all-glass heating kettle body of the utility model;

[0034] Figure 2 This is a schematic diagram of the structure of the heating plate in the all-glass heating kettle body of the utility model;

[0035] Figure 3 This is a schematic diagram of the structure of the all-glass heating kettle body of the utility model;

[0036] Figure 4 It is a cross-sectional schematic diagram of the all-glass heating kettle body of the utility model.

[0037] The meanings of the reference numerals are as follows:

[0038] 1. All-glass kettle body; 101. Main body; 102. Boss; 2. Heating plate; 201. First heat transfer plate; 202. Heating tube; 203. Mounting column; 204. Second heat transfer plate; 3. Infrared sensor; 4. NTC temperature probe; 5. Handle; 6. First sealing ring; 7. Insulating sleeve; 8. Fixing ring; 9. Code; 10. Insulating cover; 11. Fixing bracket; 12. Base; 13. Upper coupler; 14. Second sealing ring; 15. Temperature sensor. DETAILED DESCRIPTION

[0039] For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0040] In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the modules or components referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0041] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0042] See also Figure 1-4 The utility model provides an all-glass heating kettle body with high temperature measurement accuracy, comprising an all-glass kettle body 1, a heating plate 2, an infrared sensor 3 and an NTC temperature measuring probe 4. The heating plate 2 is arranged at the bottom of the all-glass kettle body 1 to achieve heat transfer; the infrared sensor 3 is located at the side of the all-glass kettle body 1 and faces the all-glass kettle body 1, and the infrared sensor 3 is used to detect the side wall temperature of the all-glass kettle body 1; the NTC temperature measuring probe 4 is used to be attached to the bottom of the all-glass kettle body 1 to achieve temperature detection; an insulating sleeve 7 is provided between the NTC temperature measuring probe 4 and the heating plate 2.

[0043] Therefore, by setting the infrared sensor 3 on the side of the all-glass kettle body 1 for temperature detection, the NTC temperature probe 4 is also set to fit the bottom of the all-glass kettle body 1 for temperature detection. In this way, when the water level in the all-glass kettle body 1 is lower than the horizontal position of the infrared sensor 3, it can detect the temperature through the NTC temperature probe 4, thereby reducing the temperature measurement error and improving the temperature measurement accuracy. In addition, since the heat insulation sleeve 7 is set, the heat emitted by the heating plate 2 can reduce the interference of the NTC temperature probe 4, thereby ensuring the temperature measurement accuracy of the NTC temperature probe 4.

[0044] In this embodiment, the NTC temperature measuring probe is a metal probe, and the metal probe is abutted against the bottom of the full glass kettle body 1 to achieve temperature measurement.

[0045] It should be noted that the all-glass heating kettle body of the present application is also provided with a water level sensor to detect the water level in the all-glass kettle body 1. When the water level in the all-glass kettle body 1 is lower than the horizontal position of the infrared sensor 3, it can send a signal to the control board, and the control board can control the NTC temperature measuring probe 4 to detect the temperature, thereby ensuring the accuracy of the temperature measurement.

[0046] Furthermore, it also includes a handle 5 arranged on the side of the all-glass kettle body 1, the handle 5 is a U-shaped structure, and its upper end is connected to the upper end of the side of the all-glass kettle body 1, and its lower end is connected to the lower end of the side of the all-glass kettle body 1, and the infrared sensor 3 is installed at the lower end of the handle 5. Among them, a first sealing ring 6 is also provided at the connection between the lower end of the handle 5 and the all-glass kettle body 1, and the infrared sensor 3 is arranged close to the first sealing ring 6.

[0047] Therefore, by setting the infrared sensor 3 in the handle 5 and setting a first sealing ring 6 at the connection between the handle 5 and the all-glass pot body 1, such a setting can prevent water or other contaminants from entering the handle 5 and interfering with the infrared sensor 3, thereby ensuring the temperature measurement accuracy of the infrared sensor 3.

[0048] See also Figure 1-4 Specifically, the all-glass kettle body 1 includes a main body 101 and a boss 102 formed at the bottom of the main body 101 and having an outer diameter slightly smaller than that of the main body 101, and a step surface is formed between the main body 101 and the boss 102; the infrared sensor 3 is located at the lower end of the side of the main body 101; the NTC temperature probe 4 is used to fit the bottom of the boss 102; and the side of the boss 102 is also provided with a temperature sensor 15 to detect temperature. Preferably, the temperature sensor 15 is an NTC single-ended glass-sealed thermistor, which has a higher temperature measurement sensitivity and can still work normally at high temperatures. At the same time, it is small in size and can be installed and used in a limited space, which is more convenient.

[0049] Therefore, by arranging a temperature sensor 15 on the side of the boss portion 102 and the temperature sensor 15 is a NTC single-ended glass-sealed thermistor, when the water level in the all-glass kettle body 1 is lower than the horizontal position of the infrared sensor 3 and higher than the horizontal position of the temperature sensor 15, it can accurately detect the temperature through the temperature sensor 15, thereby reducing the temperature measurement error and improving the temperature measurement accuracy.

[0050] In this embodiment, the NTC single-ended glass-sealed thermistor is adhered to the side of the boss portion 102 by adhesive tape.

[0051] Furthermore, it also includes a fixing ring 8 and a heat insulation cover 10, the fixing ring 8 is sleeved on the outside of the boss portion 102 and encloses an adhesive groove with the outer wall of the boss portion 102, and the adhesive groove is filled with colloid to connect and fix the fixing ring 8 to the all-glass kettle body 1; the heat insulation cover 10 is respectively connected and fixed to the fixing ring and the heating plate 2, and a heating cavity is enclosed between the heat insulation cover 10, the fixing ring 8 and the bottom of the all-glass kettle body 1, and the heating plate 2 is located in the heating cavity.

[0052] Among them, a plurality of collars 9 are arranged on the fixing ring 8, and a first mounting hole corresponding to the plurality of collars 9 is arranged on the heat insulation cover 10. The collars 9 are connected to the first mounting holes by screws to achieve fixation, thereby achieving connection and fixation between the fixing ring 8 and the heat insulation cover 10; the heating plate 2 includes a first heat transfer plate 201, a heating pipe 202 arranged at the bottom of the first heat transfer plate 201 and heating it, and a second heat transfer plate 204 arranged at the top of the first heat transfer plate 201, and the second heat transfer plate 204 is fitted with the bottom of the boss portion 102 to achieve heat transfer; a plurality of mounting columns 203 are riveted on the first heat transfer plate 201, and a second mounting hole corresponding to the plurality of mounting columns 203 is arranged on the heat insulation cover 10, and the mounting columns 203 are connected to the second mounting holes by screws to achieve fixation, thereby achieving fixation between the heat insulation cover 10 and the heating plate 2.

[0053] Furthermore, it also includes a fixing bracket 11 arranged on the heat insulation cover 10, and the fixing bracket 11 is provided with a boss that partially extends into the heating cavity, and the NTC temperature probe 4 is installed on the boss; the heat insulation sleeve 7 is sleeved on the outer periphery of the boss to achieve heat insulation. In addition, it also includes a base 12 covered on the step surface of the full glass kettle body 1, and the base 12 and the bottom of the full glass kettle body 1 are enclosed to form an installation cavity, and the fixing ring 8 and the heat insulation cover 10 are both located in the installation cavity.

[0054] The second sealing ring 14 is provided between the step surface and the base 12 to form a waterproof seal, and the upper end of the fixing ring 8 abuts against the second sealing ring 14 .

[0055] In addition, the all-glass heating kettle body further comprises an upper coupler 13 , which is arranged on the base 12 and is located in the installation cavity.

[0056] In addition, the utility model also provides a heating device, including a machine base and a full glass heating kettle body that can be detachably placed on the machine base, wherein the machine base is provided with a groove for placing the full glass heating kettle body, and a lower coupler is provided in the groove; the full glass heating kettle body is placed in the groove and coupled with the lower coupler through an upper coupler 13.

[0057] In summary, the utility model provides a full glass heating kettle body and a heating device with high temperature measurement accuracy, which have the following beneficial effects:

[0058] (i) The all-glass heating kettle body of the present invention is provided with an infrared sensor 3 on the side of the all-glass kettle body 1 for detecting temperature, and an NTC temperature measuring probe 4 is also provided to fit on the bottom of the all-glass kettle body 1 for detecting temperature. With such a configuration, when the water level in the all-glass kettle body 1 is lower than the horizontal position of the infrared sensor 3, the temperature can be detected by the NTC temperature measuring probe 4, thereby reducing the temperature measurement error and improving the temperature measurement accuracy.

[0059] (ii) The utility model all-glass heating kettle body has a temperature sensor 15 disposed on the side of the boss portion 102 and the temperature sensor 15 is a NTC single-ended glass-sealed thermistor. When the water level in the all-glass kettle body 1 is lower than the horizontal position of the infrared sensor 3 and higher than the horizontal position of the temperature sensor 15, the temperature can be accurately detected through the temperature sensor 15, thereby reducing the temperature measurement error and improving the temperature measurement accuracy.

[0060] It should be understood that the orientations or positional relationships indicated by the terms "top", "bottom", "inside", "outside", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the modules or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0061] In addition, in the description of the present utility model, "plurality" and "several" mean two or more than two, unless otherwise clearly and specifically defined.

[0062] The technical means disclosed in the solution of the utility model are not limited to the technical means disclosed in the above-mentioned implementation mode, but also include technical solutions composed of any combination of the above technical features. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the utility model, and these improvements and modifications are also regarded as the protection scope of the utility model.

Claims

1. A full glass heating kettle body with high temperature measurement accuracy, characterized in that: include: Full glass body; A heating plate is arranged at the bottom of the all-glass kettle body to achieve heat transfer; An infrared sensor is located at the side of the all-glass kettle body and directly facing the all-glass kettle body; the infrared sensor is used to detect the side wall temperature of the all-glass kettle body; An NTC temperature measuring probe is attached to the bottom of the all-glass kettle body to detect temperature; an insulating sleeve is provided between the NTC temperature measuring probe and the heating plate.

2. The all-glass heating kettle body according to claim 1, characterized in that: It also includes a handle arranged on the side of the all-glass pot body, wherein: The handle is U-shaped and one end of the handle is connected to the upper end of the side of the all-glass pot body, and the other end of the handle is partially connected to the lower end of the side of the all-glass pot body; The infrared sensor is installed at the end of the handle and is located at the lower end of the side of the full glass kettle body.

3. The all-glass heating kettle body according to claim 2, characterized in that: It also includes a first sealing ring arranged at the connection between the end of the handle and the all-glass kettle body, and the infrared sensor is arranged close to the first sealing ring.

4. The all-glass heating kettle body according to any one of claims 1 to 3, characterized in that: The all-glass pot body comprises a main body and a boss portion formed at the bottom of the main body and having an outer diameter slightly smaller than the outer diameter of the main body, and a step surface is formed between the main body and the boss portion; The infrared sensor is located at the lower end of the side of the main body; the NTC temperature probe is used to fit on the bottom of the boss; A temperature sensor is also provided on the side of the boss portion to detect temperature.

5. The all-glass heating kettle body according to claim 4, characterized in that: The temperature sensor is an NTC single-ended glass-sealed thermistor.

6. The all-glass heating kettle body according to claim 4, characterized in that: It also includes a fixing ring and a heat shield, wherein: The fixing ring is sleeved on the outer side of the boss portion and encloses the outer side wall of the boss portion to form a glue groove, and the glue groove is filled with colloid to connect and fix the fixing ring to the all-glass pot body; The heat insulation cover is connected and fixed to the fixing ring and the heating plate respectively.

7. The all-glass heating kettle body according to claim 6, characterized in that: A plurality of brackets are arranged on the fixing ring, and a first mounting hole corresponding to the plurality of brackets is arranged on the heat insulation cover. The brackets are connected to the first mounting holes by screws to achieve fixation.

8. The all-glass heating kettle body according to claim 6, characterized in that: The heating plate is provided with a plurality of mounting posts, the heat insulation cover is provided with second mounting holes corresponding to the plurality of mounting posts, and the mounting posts are connected to the second mounting holes by screws to achieve fixation.

9. The all-glass heating kettle body according to claim 8, characterized in that: The heating plate comprises a first heat transfer plate and a heating tube arranged at the bottom of the first heat transfer plate and heating the first heat transfer plate, wherein: A plurality of mounting columns are riveted to the first heat transfer plate; It also includes a second heat transfer plate which is arranged on the top of the first heat transfer plate and shields the plurality of mounting posts, and the upper end surface of the second heat transfer plate is in contact with the bottom of the boss portion to achieve heat transfer.

10. A heating device, characterized in that: The invention comprises a machine base and an all-glass heating kettle body as claimed in any one of claims 1 to 9 which can be detachably placed on the machine base.

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