CN109247822A

CN109247822A - A kind of portable electric kettle

Info

Publication number: CN109247822A
Application number: CN201811284403.8A
Authority: CN
Inventors: 张立中
Original assignee: Changzhou College of Information Technology CCIT
Current assignee: Changzhou College of Information Technology CCIT
Priority date: 2018-10-31
Filing date: 2018-10-31
Publication date: 2019-01-22

Abstract

The invention discloses a kind of portable electric kettles, including kettle body, pot lid and connecting base for electrical equipment, pot lid to be threadedly coupled with kettle body, and electrical connection seat is connect for electric kettle and extraneous electrical connection, electrical connection seat with kettle body tongue-and-groove.Inductance coil is equipped in kettle body, heating rod is equipped in pot lid, heating rod is inserted into the intracorporal water of pot, inductance coil obtains high-frequency alternating current from electrical connection seat, generate a high-frequency alternating magnetic field, heating rod in pot lid will generate heat, to the intracorporal water of heating kettle, electric heating conversion efficiency and resistance-type heat higher, the temperature of heating rod is stably and controllable, longer life expectancy, the bottle body middle section of kettle body is spiral shape soft material, kettle body can be elongated when use, the more water of heating can be stored, electric kettle can be compressed using rear kettle body, it reduces and occupies volume, it is easy to carry.

Description

A kind of portable electric kettle

Technical field

The present invention relates to living electric apparatus field, specifically a kind of portable electric kettle.

Background technique

Electric kettle is a kind of common living electric apparatus, but the existing electric kettle overwhelming majority be all using heated seats with The combining form of kettle body, heating method are also using energization resistance heating, and kettle body is just made into big-and-middle when being made according to kettle capacity Several grades small, for the kettle of large capacity other than it can fill many water, its portability is very poor, occupies many spaces, and small kettle occupies Although volume is smaller, kettle capacity also very little is very inconvenient, it may be said that existing electric kettle has no portability；This Outside, the heated seats of the electric kettle power supply line that externally a root long is grown in tow needs that drum is manually played storage to heated seats seat Bottom, inconvenient, power supply line does not store and seems mixed and disorderly.

Summary of the invention

The purpose of the present invention is to provide a kind of patent names, to solve the problems of the prior art.

To achieve the above object, the invention provides the following technical scheme:

A kind of portable electric kettle includes that kettle body, pot lid and electrical connection seat, pot lid are threadedly coupled with kettle body, electric Gas attachment base is connect for electric kettle and extraneous electrical connection, electrical connection seat with kettle body tongue-and-groove.

Kettle body is the container of water, and pot lid is the lid of electric kettle, and existing using being threadedly coupled between pot lid and kettle body The unfolding mode of common kettle is identical, haves no need to change the use habit of people, is easy to use.Electrical connection seat is kettle and outer The electrical fitting on boundary is electrically connected seat and the disassembly easy to connect of kettle body tongue-and-groove is received using the extraneous intracorporal water of power supply heating kettle It receives, there is portability.

Further, kettle body includes bottle body, coil lower union joint, coil upper binding head, inductance coil, sensor connector With bottle body sensor contact, bottle body is bottle body, and bottle body is divided into four sections, is respectively: pot mouth, bottle body upper section, bottle body middle section and bottle body Lower section, pot mouth external cylindrical surface are equipped with screw thread, and pot mouth, bottle body upper section and bottle body lower section are hard member, and bottle body middle section is spiral flexible Part, coil lower union joint, coil upper binding head and sensor connector are the tenon shape structure with electrical connector, are connected under coil The side of bottle body and up and down in line is arranged in head, coil upper binding head and sensor connector, and coil lower union joint is arranged In the side external surface of bottle body lower section, the side external surface of bottle body upper section is arranged in coil upper binding head, and the setting of sensor connector exists The side external surface of bottle body upper section, sensor connector are located at the top of coil upper binding head, and inductance coil is spiral coil, electricity Sense coil is inlaid in the inside in bottle body middle section, and the spiral shape of inductance coil is consistent with the spiral shape direction in bottle body middle section, lead, electricity The both ends of sense coil are connect with coil upper binding head and coil lower union joint respectively by the cable being inlaid in bottle body, and bottle body passes Sensor contact is arranged on the end face of bottle body upper section, and bottle body sensor contact and pot lid bottom connection touch, bottle body sensor contact It is connected by the cable being inlaid in bottle body with sensor connector.

The screw thread of pot mouth external cylindrical surface is used for the connection of kettle body and pot lid；Bottle body middle section is spiral flexible part, such bottle body Can up-down stretch shrink, can be deposited after elongation and receive more water, electric kettle after use get up to subtract by bottle body contraction Small occupancy volume, meets portability requirements；Coil lower union joint, coil upper binding head and sensor connector are band electrical connector Tenon shape structure, for kettle body and electrical connection seat structure and electrical connection, coil lower union joint, coil upper binding head and biography The side of bottle body and up and down in line is arranged in sensor connector, and facilitating subsequent only need to once connect when connecting with electrical connection seat It connects, inductance coil is a spiral metallic cable, and inductance coil both ends connect on coil lower union joint, coil respectively Connector connection, inductance coil can by electrical connection seat from the external world obtain power supply, electric current along inductance coil wire Flowing forms cooperation with the component on subsequent pot lid and heats to the intracorporal water of pot, and inductance coil is inlaid in bottle body middle section Internal and spiral shape direction, lead are consistent, and such inductance coil can follow bottle body middle section to be stretched and compress together, together When guarantee electric current helical structure be not damaged；Bottle body sensor contact is touched with pot lid bottom connection and is passed through in bottle body Cable is connected with sensor connector, and the signal in pot lid subsequent in this way can be transmitted to electrically by bottle body sensor contact Attachment base.

Further, pot lid includes lid, heating rod connecting column, heating rod, silicagel pad, the first temperature sensor, second Temperature sensor, pot lid sensor touching ring and vent valve, lid be hat, in lid table cylindrical surface be equipped with internal screw thread, lid with Pot mouth is threadedly coupled, and table top surface center is equipped with heating rod connecting column in lid, and heating rod connecting column is elongated cylinder, and heating rod connects It is chimeric with lid and using glueds joint to connect column top, heating rod connects column bottom and is equipped with blind screw hole, and heating rod is stock Shape, heating rod include caput and barred body, and caput is equipped with external screw thread, and caput is threadedly coupled with heating rod connecting column, barred body it is transversal Face is diamond shape, and silicagel pad is toroidal ring piece shape, and silicagel pad one side is contacted with table top surface in lid, contacted on one side with pot mouth end face, the One temperature sensor is arranged in lid in the middle part of table top surface, and second temperature sensor is arranged in heating rod connecting column, and pot lid passes It is thin slice annular that sensor, which touches ring, and pot lid sensor touches ring and is arranged on lid bottom end face, the first temperature sensor, second temperature Sensor touches ring by cable and pot lid sensor and is connected, and cable is inlaid in lid, in heating rod connecting column, and lid top surface is set There is through-hole, is equipped with the vent valve in through-hole.

Lid is hat, is the pot lid main body of electric kettle, and the screw thread of lid inner cylinder face is used for the company of pot lid and kettle body It connects.Table top surface center is arranged in pot lid in heating rod connecting column, and for providing installation site to heating rod, heating rod is a gold Belong to stick, inductance coil above-mentioned can generate local magnetic field after being powered, and being located at heating rod central in magnetic field will be due to electromagnetism Principle generates vortex in the inside of heating rod, and vortex will make heating rod generate heat, so that the intracorporal water of surrounding pot be heated, uses Electromagnetic induction principle is heated compared to existing Resistant heating, and electric heating conversion efficiency is high, and the longer life expectancy of calandria, Inductive heating temperature can be controlled by size of current in coil and frequency, more stablize it is controlled, heating club head with Heating rod connecting column screw-type connection, easy to disassemble, when not in use, kettle body compression shortens electric kettle, and heating rod need to be removed, pot Gai Caineng covers kettle body, and heating rod barred body uses diamond-shaped cross-section, back-outing when conveniently removing and install heating rod and tightens.Annular Silicagel pad seals after pot lid covers kettle body, prevents water from flowing out from kettle body.It is arranged in pot lid in the middle part of table top surface First temperature sensor is used to detect the temperature of air or vapor in pot lid, and water is by after boiled in kettle body, the first temperature sensing The temperature that device detects is 100 DEG C, and the temperature in the second temperature sensor detection connecting column in heating rod connecting column is arranged in, In kettle body it is anhydrous after, heating rod " dry combustion method ", can make the temperature at second temperature sensor is more than 150 DEG C, pot lid sensor touch ring It is an annular contact, by the first temperature sensor of cable connection and second temperature sensor, it is same that pot lid sensor touches ring When be connected to bottle body sensor contact in kettle body, the signal of temperature sensor is passed into electrical connection seat, due to pot lid with Using being threadedly coupled between kettle body, connecting the angle position screwed every time may be different, so using contact in kettle body and pot lid Upper to guarantee that each rotation angle can connect using touching ring, vent valve is a kind of Self-operated valve, it can allow Gas of the gas of micro- high pressure by without allowing normal-pressure liquid to pass through, having a large amount of vapor after the intracorporal water of pot is boiled, in pot Pressure rise, gas will be discharged from vent valve and be unlikely to hypertonia in pot and cause danger.

Further, electrical connection seat include shell, circuit board, plug, automatic takeup disk, lower connecting base, upper connecting base, Sensor connecting base, switch and indicator light；Shell is cuboid cell type, and sensor connecting base, upper connecting base and lower connecting base are Cylinder boss, raised head face are equipped with electrical connection deep gouge inwardly, and sensor connecting base, upper connecting base and lower connecting base are from upper past Under be successively set on the side of shell, sensor connecting base connect with sensor connector tongue-and-groove, connects on upper connecting base and coil The connection of connector tongue-and-groove, lower connecting base are connect with coil lower union joint tongue-and-groove, and sensor connecting base, upper connecting base and lower connecting base exist Enclosure interior is connected by cable with circuit board, and automatic takeup disk is arranged inside housings, and power cord wrap is tightened automatic On take-up reel, power supply line one end connects circuit board, and one end is pierced by shell and plug is arranged on head, and switch and indicator light setting exist The side of shell, switch and indicator light are connected by cable with circuit board, and circuit board is arranged in shell, and circuit board has drop The circuit function that pressure, raising frequency, high temperature protection, switch operation, operation indicate.

Sensor connecting base, upper connecting base and lower connecting base are successively set on the side of shell and three's from top to bottom Sequence and distance are with kettle body coil lower union joint, the sequence of coil upper binding head and sensor connector three and apart from phase Together, the electrical connection of electrical connection seat and kettle body can be allowed once to complete, inductance coil obtains electric, temperature sensing from electrical connection seat In the incoming electrical connection seat of the signal of device, automatic takeup disk is a kind of common mechanical structure, in tape measure, car belt etc. There is similar application, automatic takeup disk usually uses ratchet to control as unidirectional unwrapping wire, and the receipts of line are carried out using spiral spring piece It takes, the fixation for carrying out operating position is buckled using fine motion, the power supply line being electrically connected in seat in the present invention uses automatic takeup disk It is collected, is used using manually pulling out power supply line out of electrical connection seat when electric kettle, line when not using electric kettle By in automatic income to electrical connection seat, the mixed and disorderly of power supply line is reduced, it is easy to carry.The circuit board being electrically connected in seat has drop The circuit function that pressure, raising frequency, high temperature protection, switch operation, operation indicate, it is too high from the extraneous voltage come, cannot directly it make With on inductance coil, needing to be depressured processing, and in order to which demand for heat inductance coil needs the alternating current using high frequency, power network On 50Hz frequency it is inadequate, so extraneous power supply needs to carry out raising frequency processing, for kettle protection and water it is boiled after in time Power-off, circuit board receives the signal of temperature sensor, after first sensor reaches 100 DEG C and continues a bit of time, inductor wire Circle power-off, second temperature sensor are more than after 150 DEG C, and inductance coil can also power off, and the switch that circuit board is connected is for kettle body Manually obtain inductance coil after loading water electric, indicator light can indicate the work shape of heating rod and inductance coil in electric kettle State, lamp is bright when work, and lamp goes out when not working.

Further, portable electric kettle further include heating rod storage set, heating rod storage set be it is open at one end, Outside cylinder hollow sleeve closed at one end, it is diamond shape that heating rod, which stores the through-hole cross section inside set,.Electric kettle needs when not in use It stores, kettle body is compressible, and the heating rod needs in pot lid are removed, the kettle body that not so pot lid can not get up with compression It screws, the heating rod storage set with diamond hole is removed heating rod with can be convenient from pot lid, and heating rod storage set is to add The container of hot pin, and tool when removing and install heating rod.

Further, lid and heating rod storage set are plastic part.Plastic material can be thermally isolated well, lid " high temperature " of heating rod can be prevented to be transferred directly to pot lid surface using plastic material, heating rod storage set uses plastic material It can be avoided obstruction caused by the residual temperature of heating rod when removing heating rod.

As optimization, bottle body is three-layer type shell, and middle layer uses aerogel blanket.Aerogel blanket is a kind of novel heat preservation Material, thermal coefficient is very low, and bottle body is fabricated to three-layer type, and middle layer not only can be to the water in electric kettle using aerogel blanket It is kept the temperature, bottle body outer wall can also be made not scald one's hand.

As optimization, the first temperature sensor and second temperature sensor use NTC thermistor.NTC thermistor is One kind is using metal oxides such as manganese, cobalt, nickel and copper as main material, using the heat for the negative temperature coefficient that ceramic process is fabricated Quick resistance, compact, the operation is stable, service life are long.

Compared with prior art, the beneficial effects of the present invention are: portable electric kettle of the present invention, uses Split type heating element: i.e. heating rod and inductance coil, electric heating conversion efficiency is higher, and the temperature of heating rod is stably and controllable, the longevity Order it is longer, electrical connection seat it is small and exquisite powerful, can be easily attached with kettle body, electric kettle use when kettle body can To be elongated, the more water of heating can be stored, electric kettle can be compressed using rear kettle body, reduced and occupied volume, be convenient for It carries.

Detailed description of the invention

In order that the present invention can be more clearly and readily understood, right below according to specific embodiment and in conjunction with attached drawing The present invention is described in further detail.

Fig. 1 is a kind of structural schematic diagram of portable electric kettle of the present invention；

Fig. 2 is the structural schematic diagram of kettle body of the present invention；

Fig. 3 is the schematic diagram of inductance coil of the present invention；

Fig. 4 is the structural schematic diagram of pot lid of the present invention；

Fig. 5 is the structural schematic diagram of heating rod of the present invention；

Fig. 6 is the structural schematic diagram of present invention electrical connection seat；

Fig. 7 is the structural schematic diagram of heating rod of the present invention storage set；

Fig. 8 is the comparison diagram that kettle body of the present invention stretches front and back.

In figure: 1- kettle body, 10- bottle body, 11- pot mouth, 12- bottle body upper section, 13- bottle body middle section, 14- bottle body lower section, 15- line Enclose lower union joint, 16- coil upper binding head, 156- inductance coil, 17- sensor connector, 18- bottle body sensor contact, 2- Pot lid, 21- lid, 22- heating rod connecting column, 23- heating rod, 231- caput, 234- barred body, 24- silicagel pad, the first temperature of 25- Spend sensor, 26- second temperature sensor, 27- pot lid sensor touching ring, 28- vent valve, 3- electrical connection seat, 31- shell, 32- circuit board, 33- plug, 34- automatic takeup disk, 35- lower connecting base, 36- upper connecting base, 37- sensor connecting base, 38- are opened Pass, 39- indicator light, 4- heating rod storage set.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

As shown in Figure 1, a kind of portable electric kettle include kettle body 1, pot lid 2 and electrical connection seat 3, pot lid 2 with Kettle body 1 is threadedly coupled, electrical connection of the electrical connection seat 3 for electric kettle and the external world, electrical connection seat 3 and 1 tongue-and-groove of kettle body Connection.

Kettle body 1 is the container of water, and pot lid 2 is the lid of electric kettle, and threaded connection, side are used between pot lid 2 and kettle body 1 Just it uses.Electrical connection seat 3 is that kettle and extraneous electrical fitting are electrically connected using the extraneous intracorporal water of power supply heating kettle Joint chair 3 and the disassembly easy to connect of 1 tongue-and-groove of kettle body are stored, and have portability

As shown in Fig. 2, kettle body 1 include bottle body 10, coil lower union joint 15, coil upper binding head 16, inductance coil 156, Sensor connector 17 and bottle body sensor contact 18, bottle body 10 are bottle body, and it is four sections that bottle body 10, which is divided, is respectively: pot mouth 11, pot Section 12, bottle body middle section 13 and bottle body lower section 14 with it, 11 external cylindrical surface of pot mouth are equipped with screw thread, pot mouth 11, bottle body upper section 12 and pot Body lower section 14 is hard member, and bottle body middle section 13 is spiral flexible part, coil lower union joint 15, coil upper binding head 16 and sensor Connector 17 is the tenon shape structure with electrical connector, coil lower union joint 15, coil upper binding head 16 and sensor connector 17 The side of bottle body 10 and up and down in line is set, and the side external surface of bottle body lower section 14, line is arranged in coil lower union joint 15 The side external surface of bottle body upper section 12 is arranged in circle upper binding head 16, and the side appearance of bottle body upper section 12 is arranged in sensor connector 17 Face, sensor connector 17 are located at the top of coil upper binding head 16, and inductance coil 156 is spiral coil, inductance coil 156 It is inlaid in the inside in bottle body middle section 13, the spiral shape of inductance coil 156 is consistent with the spiral shape direction in bottle body middle section 13, lead, The both ends of inductance coil 156 by the cable that is inlaid in bottle body 10 respectively with coil upper binding head 16 and coil lower union joint 15 Connection, bottle body sensor contact 18 are arranged on the end face of bottle body upper section 12, bottle body sensor contact 18 and 2 bottom connection of pot lid Touching, bottle body sensor contact 18 are connected by the cable being inlaid in bottle body 10 with sensor connector 17.

The screw thread of 11 external cylindrical surface of pot mouth is connect with pot lid 2；Bottle body middle section 13 is spiral flexible part, as shown in figure 8, bottle body 10 can be compressed by up-down stretch, can deposit after elongation and receive more water, and get up can for the compression of bottle body 10 after use for electric kettle Volume is occupied to reduce, meets portability requirements；Coil lower union joint 15, coil upper binding head 16 and sensor connector 17 are Tenon shape structure with electrical connector, for the structure and electrical connection of kettle body 1 and electrical connection seat 3, coil lower union joint 15, line The side of bottle body and up and down in line is arranged in circle upper binding head 16 and sensor connector 17, facilitate it is subsequent be electrically connected Seat 3 only needs once to connect when connecting, and inductance coil 156 is a spiral metallic cable, as shown in figure 3, inductor wire 156 both ends are enclosed to connect with coil lower union joint 15, coil upper binding head 16 respectively, inductance coil 156 by electrical connection seat 3 from The external world obtains power supply, and electric current is flowed along the wire of inductance coil 156, forms cooperation to pot with the component on subsequent pot lid 2 Water in body 1 is heated, and it is consistent that inductance coil 156 is inlaid in the inside in bottle body middle section 13 and spiral shape direction, lead, electricity Sense coil 156 follows bottle body middle section 13 to be stretched and compress together, while guaranteeing that the helical structure of electric current is not damaged；Bottle body Sensor contact 18 is touched with 2 bottom connection of pot lid and is connected by cable with sensor connector 17 in bottle body 10, this Signal in the subsequent pot lid 2 of sample can be transmitted to electrical connection seat 3 by bottle body sensor contact 18.

As shown in figure 4, pot lid 2 includes lid 21, heating rod connecting column 22, heating rod 23, silicagel pad 24, the first temperature biography Sensor 25, second temperature sensor 26, pot lid sensor touching ring 27 and vent valve 28, lid 21 are hat, table circle in lid 21 Cylinder is equipped with internal screw thread, and lid 21 is threadedly coupled with pot mouth 11, and table top surface center is equipped with heating rod connecting column 22 in lid 21, adds Hot pin connecting column 22 is elongated cylinder, and 22 top of heating rod connecting column is chimeric with lid 21 and uses glueds joint, and heating rod connects 22 bottom of column is connect equipped with blind screw hole, heating rod 23 is long rod, and heating rod 23 includes caput 231 and barred body 232, caput 231 are equipped with external screw thread, and caput 231 is threadedly coupled with heating rod connecting column 22, and the cross section of barred body 232 is diamond shape, silicagel pad 24 For toroidal ring piece shape, 24 one side of silicagel pad is contacted with table top surface in lid 21, is contacted on one side with 11 end face of pot mouth, the first temperature sensing Device 25 is arranged in lid 21 in the middle part of table top surface, and second temperature sensor 26 is arranged in heating rod connecting column 22, pot lid sensing It is thin slice annular that device, which touches ring 27, and pot lid sensor touches ring 27 and is arranged on 21 bottom end face of lid, the first temperature sensor 25, the Two temperature sensors 26 touch ring 27 with pot lid sensor by cable and are connected, and cable is inlaid in lid 21, heating rod connecting column In 22,21 top surface of lid is equipped with through-hole, is equipped with vent valve 28 in through-hole.

Lid 21 is hat, is 2 main body of pot lid of electric kettle, and the screw thread of 21 inner cylinder face of lid is used for pot lid 2 and pot The connection of body 1.Table top surface center is arranged in lid 21 in heating rod connecting column 22, for providing installation site to heating rod 23, Heating rod 23 is a metal bar, and inductance coil 156 above-mentioned can generate local magnetic field after being powered, and be located at central in magnetic field Heating rod 23 will generate inside it vortex due to electromagnetic principle, and vortex can make heating rod 23 generate heat, thus by surrounding kettle body 1 Interior water heating, is heated using electromagnetic induction principle compared to existing Resistant heating, and electric heating conversion efficiency is high, and adds The longer life expectancy of hot body, inductive heating temperature can be controlled by size of current in coil and frequency, it is more stable by Control, heating club head 231 and 22 screw-type connection of heating rod connecting column, easy to disassemble, electric kettle when not in use, press by kettle body 1 Contracting shortens, and heating rod 23 need to be removed, and pot lid 2 can just cover kettle body 1, and 23 barred body 232 of heating rod uses diamond-shaped cross-section, conveniently removes And back-outing and tighten when installation heating rod 23.Annular silica gel pad 24 seals after pot lid 2 covers kettle body 1, prevents water It is flowed out from kettle body 1.Be arranged in pot lid 2 the first temperature sensor 25 in the middle part of table top surface for detect in pot lid 2 air or The temperature of vapor, water is by after boiled in kettle body 1, and the temperature that the first temperature sensor 25 detects is 100 DEG C, and setting is being heated Second temperature sensor 26 in stick connecting column 22 detects the temperature in heating rod connecting column 22, after anhydrous in kettle body 1, heating rod 23 " dry combustion methods ", can make the temperature at second temperature sensor 26 is more than 150 DEG C, and pot lid sensor touching ring 27 is an annular touching Piece, by the first temperature sensor of cable connection 25 and second temperature sensor 26, pot lid sensor touching ring 27 connects simultaneously The bottle body sensor contact 18 in kettle body 1, the signal of temperature sensor is passed into electrical connection seat 3, due to pot lid 2 and pot Using being threadedly coupled between body 1, connecting the angle position screwed every time may be different, so using contact in kettle body 1 and pot lid 2 Upper to guarantee that each rotation angle can connect using touching ring, vent valve 28 is a kind of Self-operated valve, it can The gas of micro- high pressure is allowed by without allowing normal-pressure liquid to pass through, has a large amount of vapor, the gas in pot after the water in kettle body 1 is boiled Body pressure rise, gas will be discharged from vent valve 28 and be unlikely to hypertonia in pot and cause danger.

As shown in fig. 6, electrical connection seat 3 includes shell 31, circuit board 32, plug 33, automatic takeup disk 34, lower connecting base 35, upper connecting base 36, sensor connecting base 37, switch 38 and indicator light 39；Shell 31 is cuboid cell type, sensor connecting base 37, upper connecting base 36 and lower connecting base 35 are cylinder boss, and raised head face is equipped with electrical connection deep gouge, sensor connection inwardly Seat 37, upper connecting base 36 and lower connecting base 35 are successively set on the side of shell 31, sensor connecting base 37 and biography from top to bottom The connection of 17 tongue-and-groove of sensor connector, upper connecting base 36 connect with 16 tongue-and-groove of coil upper binding head, connect under lower connecting base 35 and coil The connection of 15 tongue-and-groove of connector, sensor connecting base 37, upper connecting base 36 and lower connecting base 35 pass through cable and electricity inside shell 31 Road plate 32 is connected, and automatic takeup disk 34 is arranged inside shell 31, and the winding tightening of power supply line 33 is on automatic takeup disk 34, electricity Line 33 one end in source connects circuit board 32, and one end is pierced by shell 31 and plug 331 is arranged on head, and switch 38 and indicator light 39 are arranged In the side of shell 31, switch 38 and indicator light 39 are connected by cable with circuit board 32, and circuit board 32 is arranged in shell 31 Interior, circuit board 32 has the circuit function of decompression, raising frequency, high temperature protection, switch operation, operation instruction.

Sensor connecting base 37, upper connecting base 36 and lower connecting base 35 are successively set on the side of shell 31 simultaneously from top to bottom And the sequence and distance and 1 coil lower union joint 15 of kettle body, 17 three of coil upper binding head 16 and sensor connector of three Sequence and apart from identical, the electrical connection of electrical connection seat 3 and kettle body 1 can be allowed once to complete, inductance coil 156 is from electrical Attachment base 3 must be electric, and in the incoming electrical connection seat 3 of the signal of two temperature sensors, automatic takeup disk 34 can will be electrically connected Power supply line in seat 3 is automatically collected, and is made using manually pulling out power supply line out of electrical connection seat 3 when electric kettle With line reduces the mixed and disorderly of power supply line by automatic income to electrical connection seat 3 when not using electric kettle, easy to carry.Electrically Circuit board 32 in attachment base 3 has the circuit function of decompression, raising frequency, high temperature protection, switch operation, operation instruction, from the external world The voltage come it is too high, cannot be directly used on inductance coil 156, need to be depressured processing, and for use demand inductor wire Circle 156 needs the alternating current using high frequency, and the 50Hz frequency power source on power network needs to carry out raising frequency processing, for kettle Power-off in time, circuit board 32 receive the signal of two temperature sensors after protection and water are boiled, and the first temperature sensor 25 reaches 100 DEG C and continue a bit of time after, inductance coil 156 power off, after second temperature sensor 26 is more than 150 DEG C, inductance coil 156 can also power off, and the switch 38 that circuit board 32 is connected is electric for manually obtaining inductance coil 156 after the loading water of kettle body 1, indicate Lamp 39 can indicate the working condition of heating rod 23 and inductance coil 156 in electric kettle, and lamp is bright when work, lamp when not working It goes out.

Portable electric kettle further includes heating rod storage set 4, as shown in fig. 7, heating rod storage set 4 is opened for one end Mouth, outside cylinder hollow sleeve closed at one end, it is diamond shape that heating rod storage, which covers the through-hole cross section inside 4,.Electric kettle does not use When need to store, as shown in figure 8, kettle body 1 is compressible, the needs of heating rod 23 in pot lid 2 are removed, not so pot lid 2 The kettle body 1 that can not get up with compression screw, heating rod with diamond hole storage set 4 can be convenient by heating rod 23 from pot lid Tool when being backed out on 2, be the container of heating rod 23, and removing and install heating rod 23.

Lid 21 and heating rod storage set 4 are plastic part.Plastic material can be thermally isolated well, and lid 21 uses Plastic material can prevent " high temperature " of heating rod 23 to be transferred directly to 2 surface of pot lid, and heating rod storage set 4 uses plastic material It can be avoided obstruction caused by the residual temperature of heating rod 23 when removing heating rod 23.

Bottle body 10 is three-layer type shell, and middle layer uses aerogel blanket.Aerogel blanket is a kind of novel thermal insulation material, is led Hot coefficient is very low, and bottle body 10 is fabricated to three-layer type, and middle layer can not only carry out the water in electric kettle using aerogel blanket Heat preservation, can also make 10 outer wall of bottle body not scald one's hand.

First temperature sensor 25 and second temperature sensor 26 use NTC thermistor.NTC thermistor be it is a kind of with The metal oxides such as manganese, cobalt, nickel and copper are main material, using the temperature-sensitive electricity for the negative temperature coefficient that ceramic process is fabricated Resistance, compact, the operation is stable, service life are long.

When using the present invention, electrical connection seat 3 is connected with kettle body 1, plug 33 is pulled out from electrical connection seat and is inserted into In extraneous power outlet, the elongation of kettle body 1 pours into water, heating rod 23 is screwed in pot lid 2, pot lid 2, which screws, covers kettle body 1, presses Lower switch 38, inductance coil 156 obtain electric, the fever of heating rod 23, and the water in kettle body 1 is heated to boiling, after boiling, the first temperature Sensor 25 provides signal to electrical connection seat 3, is electrically connected in seat 3 and electrically disconnects automatically, people can take quilt in kettle body 1 Boiled water.

It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.

Claims

1. a kind of portable electric kettle, it is characterised in that: the portable electric kettle includes kettle body (1), pot (2) and electrical connection seat (3) are covered, the pot lid (2) is threadedly coupled with kettle body (1), and the electrical connection seat (3) is used for electric hot water Pot and extraneous electrical connection, electrical connection seat (3) are connect with kettle body (1) tongue-and-groove.

2. a kind of portable electric kettle according to claim 1, it is characterised in that: the kettle body (1) includes pot Body (10), coil lower union joint (15), coil upper binding head (16), inductance coil (156), sensor connector (17) and bottle body Sensor contact (18), the bottle body (10) are bottle body, and bottle body (10) is divided into four sections, is respectively: pot mouth (11), bottle body upper section (12), bottle body middle section (13) and bottle body lower section (14), pot mouth (11) external cylindrical surface are equipped with screw thread, the pot mouth (11), pot Section (12) and bottle body lower section (14) are hard member with it, and the bottle body middle section (13) is spiral flexible part, are connected under the coil Head (15), coil upper binding head (16) and sensor connector (17) are the tenon shape structure with electrical connector, coil lower union joint (15), coil upper binding head (16) and sensor connector (17) setting are in the side and up and down in line of bottle body (10), institute Coil lower union joint (15) setting is stated in the side external surface of bottle body lower section (14), the coil upper binding head (16) is arranged in bottle body The side external surface of upper section (12), side external surface of sensor connector (17) setting in bottle body upper section (12), sensor company Connector (17) is located at the top of coil upper binding head (16), and the inductance coil (156) is spiral coil, inductance coil (156) inside of bottle body middle section (13), the spiral shape of inductance coil (156) and the spiral shape side of bottle body middle section (13) are inlaid in It is consistent to, lead, the both ends of inductance coil (156) by the cable that is inlaid in bottle body (10) respectively with coil upper binding head (16) it is arranged on the end face of bottle body upper section (12) with coil lower union joint (15) connection, the bottle body sensor contact (18), Bottle body sensor contact (18) and pot lid (2) bottom connection touch, and bottle body sensor contact (18) is by being inlaid in bottle body (10) Cable be connected with sensor connector (17).

3. a kind of portable electric kettle according to claim 2, it is characterised in that: the pot lid (2) includes lid Body (21), heating rod connecting column (22), heating rod (23), silicagel pad (24), the first temperature sensor (25), second temperature sensing Device (26), pot lid sensor touching ring (27) and vent valve (28), the lid (21) are hat, and the interior table cylindrical surface of lid (21) is set There is internal screw thread, lid (21) is threadedly coupled with pot mouth (11), and lid (21) interior table top surface center is equipped with the heating rod connecting column (22), the heating rod connecting column (22) is elongated cylinder, and heating rod connecting column (22) top is chimeric with lid (21) and uses Glueds joint, heating rod connecting column (22) bottom are equipped with blind screw hole, and the heating rod (23) is long rod, heating rod (23) Including caput (231) and barred body (232), the caput (231) is equipped with external screw thread, caput (231) and heating rod connecting column (22) It is threadedly coupled, the cross section of the barred body (232) is diamond shape, and the silicagel pad (24) is toroidal ring piece shape, silicagel pad (24) one side It contacts with the interior table top surface of lid (21), is contacted on one side with pot mouth (11) end face, the first temperature sensor (25) setting is being covered In the middle part of the interior table top surface of body (21), in heating rod connecting column (22), the pot lid is passed for second temperature sensor (26) setting It is thin slice annular that sensor, which touches ring (27), and pot lid sensor touches ring (27) and is arranged on lid (21) bottom end face, first temperature Degree sensor (25), second temperature sensor (26) are connected by cable with pot lid sensor touching ring (27), and cable is inlaid in In lid (21), heating rod connecting column (22), lid (21) top surface is equipped with through-hole, is equipped with the vent valve in through-hole (28)。

4. a kind of portable electric kettle according to claim 3, it is characterised in that: the electrical connection seat (3) Including shell (31), circuit board (32), plug (33), automatic takeup disk (34), lower connecting base (35), upper connecting base (36), pass Sensor attachment base (37), switch (38) and indicator light (39)；The shell (31) is cuboid cell type, the sensor connecting base (37), upper connecting base (36) and lower connecting base (35) are cylinder boss, and raised head face is equipped with electrical connection deep gouge inwardly, are sensed Device attachment base (37), upper connecting base (36) and lower connecting base (35) are successively set on the side of shell (31) from top to bottom, described Sensor connecting base (37) is connect with sensor connector (17) tongue-and-groove, the upper connecting base (36) and coil upper binding head (16) Tongue-and-groove connection, the lower connecting base (35) connect with coil lower union joint (15) tongue-and-groove, the sensor connecting base (37), upper company Joint chair (36) and lower connecting base (35) are connected by cable with circuit board (32) inside shell (31), the automatic takeup disk (34) setting is internal in shell (31), and power supply line (33) the winding tightening is on automatic takeup disk (34), power supply line (33) one End connection circuit board (32), one end are pierced by shell (31) and plug (331) are arranged on head, switch (38) and the indicator light (39) setting switchs (38) and indicator light (39) and is connected by cable with circuit board (32) in the side of shell (31), described In shell (31), circuit board (32) has decompression, raising frequency, high temperature protection, switch operation, operation instruction for circuit board (32) setting Circuit function.

5. a kind of portable electric kettle according to claim 4, it is characterised in that: described one kind is portable Electric kettle further includes heating rod storage set (4), and the heating rod storage set (4) is outside cylinder open at one end, closed at one end Hollow sleeve, the internal through-hole cross section of heating rod storage set (4) are diamond shape.

6. a kind of portable electric kettle according to claim 5, it is characterised in that: the lid (21) and heating Stick storage set (4) is plastic part.

7. a kind of portable electric kettle according to claim 6, it is characterised in that: the bottle body (10) is three layers Sandwich type element, middle layer use aerogel blanket.

8. a kind of portable electric kettle according to claim 6, it is characterised in that: first temperature sensor (25) and second temperature sensor (26) uses NTC thermistor.