CN208808175U - Temperature sensor and kettle - Google Patents

Abstract

The utility model relates to technical field of temperature measurement, provide a kind of temperature sensor, including the temperature detecting unit for perceiving water temperature and for the temperature detecting unit shell that portion disposes in the inner, temperature detecting unit includes thermistor, the periphery of thermistor is connected to shell for immersing the end face in hot water, and two connecting lead wires of thermistor extend to outside shell.A kind of kettle, including kettle body are also provided, further includes above-mentioned temperature sensor, there is the display screen for displays temperature in kettle body, display screen is electrically connected with temperature sensor.The utility model detects water temperature by thermistor, abuts end face by its periphery to detect temperature, has biggish contact area, can fast and accurately sense temperature, two connecting lead wires extend to outside shell, can connect convenient for rear condenser.Be convenient for the temperature that will test directly to be presented to the user by display screen by temperature sensor, and since temperature sensor sensitivity level is high, can reaction water well temperature.

Description

Temperature sensor and kettle

Technical field

The utility model relates to technical field of temperature measurement, specially a kind of temperature sensor.

Background technique

With social continuous development, the continuous improvement of living standard, it is desirable to have the more time enjoy life, product Taste life, conventional kettle can not meet people's needs.Existing water pot can pass through temperature sensor dynamical feedback Temperature in kettle, and then the temperature of water in kettle is controlled, realize the intelligent requirements of kettle.

Kettle small household appliances class product, needs a kind of contact area larger, can fast and accurately sense temperature, water-proof climate resisting Property require the temperature sensor high, kettle structure part is facilitated to assemble.

Current kettle largely controls temperature and switch by the way of bimetal leaf deformation, and this mode can not be quasi- Really perception kettle temperature, is not suitable for the requirement of the small household appliances class intelligent product such as kettle.

Utility model content

The purpose of this utility model is to provide a kind of temperature sensors, and water temperature, You Qiyuan are detected by thermistor Circumferential surface abuts end face to detect temperature, can have biggish contact area, can fast and accurately sense temperature, two connections draw Line extends to outside shell, can connect convenient for rear condenser.

To achieve the above object, the utility model embodiment provides the following technical solutions: a kind of temperature sensor, including with In the temperature detecting unit of perception water temperature and for the temperature detecting unit shell that portion disposes in the inner, the temperature detection Unit includes thermistor, and the periphery of the thermistor is connected to the shell for immersing the end face in hot water, and Two connecting lead wires of the thermistor extend to outside the shell.

Further, the temperature detecting unit further includes the first sleeve being sequentially communicated, the second casing and third casing, The main body of the thermistor is installed in second casing, the wherein connecting lead wire of the thermistor along The inner wall of the first sleeve extends to outside the first sleeve, another described connecting lead wire of the thermistor is along institute The inner wall for stating third casing extends to outside the third casing；Second casing abuts the end face.

Further, the first sleeve, second casing and the third casing form U-shaped structure, the U-shaped knot Two vertical sections of structure are vertical with the end face.

It further, further include for the fixation kit by thermistor fixation on the end surface.

Further, the fixation kit includes the fixinig plate being fixedly mounted on the end surface, and the fixinig plate has arch The interlude risen, the interlude and the end face enclose the section for disposing the thermistor.

Further, the fixinig plate have can riveting in the retainer plate on the end face.

Further, the fixation kit further includes the elastic slice for compressing the thermistor, and the elastic slice is installed in institute It states on the inner wall of interlude.

Further, the shell is cylindrical type, and the shell face opposite with the end face is open, and two connections are drawn Line is extended to outside the shell by the opening.

It further, further include epoxy resin layer for blocking the opening, the epoxy resin layer is filled in the shell In vivo.

The utility model embodiment provides another technical solution: a kind of kettle, including kettle body further include above-mentioned temperature Sensor, has the display screen for displays temperature in the kettle body, and the display screen is electrically connected with the temperature sensor.

Compared with prior art, the utility model has the beneficial effects that

1, water temperature is detected by thermistor, end face is abutted to detect temperature by its periphery, there can be biggish connect Contacting surface product, can fast and accurately sense temperature, two connecting lead wires extend to outside shell, can connect convenient for rear condenser.

2, it sets pipe sleeve to coat thermistor, effectively thermistor can be avoided to be scratched.

3, thermistor can be fixed using fixation kit, so that thermistor keeps the contact condition with end face, The accuracy of detection can be improved.

4, waterproof seal can be guaranteed by setting epoxy resin layer, and water is avoided to enter shell damage thermistor.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of temperature sensor provided by the embodiment of the utility model；

Fig. 2 is that the structure of a kind of temperature sensor provided by the embodiment of the utility model being filled with after epoxy resin layer is shown It is intended to；

Fig. 3 is a kind of cross-sectional view of temperature sensor provided by the embodiment of the utility model；

In appended drawing reference: 1- temperature detecting unit；101- thermistor；102- connecting lead wire；20- first sleeve；21- Two casings；22- third casing；3- shell；4- fixinig plate；401- retainer plate；402- elastic slice；5- epoxy resin layer.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work All other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1, Fig. 2 and Fig. 3 are please referred to, the utility model embodiment provides a kind of temperature sensor, including for perceiving The temperature detecting unit and the confession temperature detecting unit 1 shell 3 that portion disposes in the inner of water temperature, the temperature detecting unit Including thermistor 101, the periphery of the thermistor 101 is connected to the shell 3 and is used to immerse the end face in hot water, And two connecting lead wires 102 of the thermistor 101 extend to outside the shell 3.In the present embodiment, pass through thermistor 101 detect water temperature, abut end face by its periphery to detect temperature, can there is a biggish contact area, can be quick and precisely Sense temperature, two connecting lead wires 102 extend to outside shell 3, can connect convenient for rear condenser.

Optimize above-mentioned temperature detecting unit, referring to Fig. 3, the temperature detecting unit further includes the first set being sequentially communicated Pipe 20, the second casing 21 and third casing 22, the main body of the thermistor 101 are installed in second casing 21, institute The wherein connecting lead wire 102 for stating thermistor 101 extends to described first along the inner wall of the first sleeve 20 Outside casing 20, another described connecting lead wire 102 of the thermistor 101 is extended to along the inner wall of the third casing 22 Outside the third casing 22；Second casing 21 abuts the end face.In the present embodiment, first sleeve 20, the second casing 21 and third casing 22 can be set as integrated, thermistor 101 enters second set from first sleeve 20 or third casing 22 Pipe 21, but need to guarantee that the diameter of first sleeve 20 or third casing 22 is equal to the diameter of thermistor 101；First sleeve 20, Second casing 21 and third casing 22 can also separate, and first thermistor 101 is placed in the second casing 21, then again by Sleeve 20 and third casing 22 are in communication.Second casing 21 abuts end face, is in order to which thermistor 101 can End face is touched, can precisely and rapidly be detected.This temperature sensor can protect during use using this design Thermistor 101 does not receive damage.

Above scheme is advanced optimized, referring to Fig. 3, the first sleeve 20, second casing 21 and described Three casings 22 form U-shaped structure, and two vertical sections of the U-shaped structure are vertical with the end face.In the present embodiment, U-shaped Structure can be inserted vertically into water convenient for this temperature sensor later period.

Above scheme is advanced optimized, please refers to Fig. 1 and Fig. 3, this temperature sensor further includes for by the temperature-sensitive The fixed fixation kit on the end surface of resistance 101.It in the present embodiment, can be by thermistor 101 using fixation kit It fixes, so that thermistor 101 keeps the contact condition with end face, the accuracy of detection can be improved, and can be at the first time Reaction.

Above-mentioned fixation kit is advanced optimized, Fig. 1 and Fig. 3 is please referred to, the fixation kit includes being fixedly mounted on institute The fixinig plate 4 on end face is stated, the fixinig plate 4 has the interlude to arch upward, and the interlude is enclosed with the end face and is used for Dispose the section of the thermistor 101.In the present embodiment, temperature-sensitive can be disposed by forming one by fixinig plate 4 and end face Then the edge of fixinig plate 4 is fixed on end face by the section of resistance 101 again, since the part arched upward can be designed to and heat The matched radian of quick resistance 101, it is ensured that will not also injure thermistor 101 while fixed thermistor 101.Certainly it removes Other than this, thermistor 101 can also be pushed down using the comparatively gentle flexible piece of material, also can achieve identical purpose, Such as rubber strip.

Advanced optimize above scheme, referring to Fig. 1, the fixinig plate 4 have can riveting in the fixation on the end face Circle 401.In the present embodiment, it is fixed by way of riveting, it can be in production just by 401 riveting of retainer plate to end face In, it is allowed to form one with end face, there is preferable fixed effect.

As the prioritization scheme of the present embodiment, referring to Fig. 3, the fixation kit further includes for compressing the temperature-sensitive electricity The elastic slice 402 of resistance 101, the elastic slice 402 are installed on the inner wall of the interlude.In the present embodiment, using the elastic slice 402 Thermistor 101 can be pushed down by the elasticity of elastic slice 402 after thermistor 101 is put into the section, be allowed to keep with end face Contact, to promote detection effect.

As the prioritization scheme of the present embodiment, Fig. 1 and Fig. 2 are please referred to, the shell 3 is cylindrical type, the shell 3 and institute The opposite face opening in end face is stated, two connecting lead wires 102 are extended to outside the shell 3 by the opening.In this reality It applies in example, it is high that shell 3 is arranged to cylindrical body one side aesthetic measure, on the other hand can be in order to cooperating vertical U-shaped structure It is put into togerther in water.

Above scheme is advanced optimized, referring to Fig. 2, this temperature sensor further includes the epoxy for blocking the opening Resin layer 5, the epoxy resin layer 5 are filled in the shell 3.In the present embodiment, it is blocked and is open using epoxy resin, it can Damage temperature sensitive resistance 101 in shell 3 is entered from opening to avoid water.

The utility model embodiment also provides a kind of kettle, it includes kettle body and above-mentioned temperature sensor, the pot There is the display screen for displays temperature, the display screen is electrically connected with the temperature sensor on body.Using upper on kettle The temperature sensor stated can be directly presented to the user by display screen in order to the temperature that will test, and due to this temperature sensing Device sensitivity level is high, can reaction water well temperature.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (10)

1. a kind of temperature sensor, it is characterised in that: including the temperature detecting unit for perceiving water temperature and supply the temperature The detection unit shell that portion disposes in the inner, the temperature detecting unit includes thermistor, the periphery of the thermistor The shell is connected to for immersing the end face in hot water, and two connecting lead wires of the thermistor extend to the shell In vitro.

2. a kind of temperature sensor as described in claim 1, it is characterised in that: the temperature detecting unit further includes successively connecting Logical first sleeve, the second casing and third casing, the main body of the thermistor is installed in second casing, described A wherein connecting lead wire for thermistor extends to outside the first sleeve along the inner wall of the first sleeve, described Another described connecting lead wire of thermistor extends to outside the third casing along the inner wall of the third casing；Described Two casings abut the end face.

3. a kind of temperature sensor as claimed in claim 2, it is characterised in that: the first sleeve, second casing with And the third casing forms U-shaped structure, two vertical sections of the U-shaped structure are vertical with the end face.

4. a kind of temperature sensor as described in claim 1, it is characterised in that: further include for fixing the thermistor Fixation kit on the end surface.

5. a kind of temperature sensor as claimed in claim 4, it is characterised in that: the fixation kit includes being fixedly mounted on institute The fixinig plate on end face is stated, the fixinig plate has the interlude to arch upward, and the interlude is enclosed with the end face for pacifying Set the section of the thermistor.

6. a kind of temperature sensor as claimed in claim 5, it is characterised in that: the fixinig plate have can riveting in the end Retainer plate on face.

7. a kind of temperature sensor as claimed in claim 5, it is characterised in that: the fixation kit further includes for compressing The elastic slice of thermistor is stated, the elastic slice is installed on the inner wall of the interlude.

8. a kind of temperature sensor as described in claim 1, it is characterised in that: the shell is cylindrical type, the shell with The opposite face opening in the end face, two connecting lead wires are extended to outside the shell by the opening.

9. a kind of temperature sensor as claimed in claim 8, it is characterised in that: further include the epoxy for blocking the opening Resin layer, the epoxy resin layer are filled in the shell.

10. a kind of kettle, including kettle body, it is characterised in that: it further include the temperature sensor as described in claim 1-9 is any, There is the display screen for displays temperature, the display screen is electrically connected with the temperature sensor in the kettle body.