CN207506388U - A kind of thermal-insulation electric heating kettle - Google Patents

Abstract

The utility model provides a kind of thermal-insulation electric heating kettle, including bottle body, pot lid, heating unit and bottom cover, the bottle body includes side wall, bottle body bottom and top are open, the bottle body bottom includes upper bottom case, lower bottom case and lower bottom wall, the lower bottom wall connects the upper bottom case and lower bottom case, the side wall includes lateral wall and madial wall, the lower bottom wall, the upper bottom case, lower bottom case, lateral wall and madial wall form vacuum chamber, the upper bottom case tilts upward bending and forms bulge loop again after extending internally, the heating unit includes the housing of half billiard table shape, heat carrier and the heating tube being located in housing, the housing of the half billiard table shape extends downwardly bending equipped with annular groove, the annular groove is abutted and is located on the bulge loop, sealing ring is additionally provided between the annular groove and the bulge loop.The thermal-insulation electric heating kettle of the utility model is designed with vacuum chamber in side wall and bottom, and using the heating unit of half billiard table shape, heating unit majority is made to immerse in water, heat source is concentrated, and the efficiency of heating surface is high, and in heat preservation, heat dissipation area is smaller, and heat losses are slow, and heat insulation effect is good.

Description

A kind of thermal-insulation electric heating kettle

Technical field

The utility model is related to a kind of kettle more particularly to a kind of thermal-insulation electric heating kettles.

Background technology

Vacuum heat-preserving electric kettle currently on the market mostly heats the water in pot using chassis type heat-generating pipe, only There are upper surface and hot water contacts to be added, actual heat transfer area is small, and the efficiency of heating surface is low, and volume is also larger, and heat dissipation area is big, heat It is easily lost in, is unfavorable for keeping the temperature.

Utility model content

Based on the deficiencies of the prior art, what the utility model was created is designed to provide a kind of efficiency of heating surface height, heat preservation effect The good electric kettle of fruit.

To achieve these goals, the utility model provides a kind of thermal-insulation electric heating kettle, including bottle body, pot lid, adds Thermal and bottom cover, the bottle body includes side wall, bottle body bottom and top are open, and the bottle body bottom includes upper bottom case, bottom Shell and lower bottom wall, the lower bottom wall connect the upper bottom case and lower bottom case, and the side wall includes lateral wall and madial wall, under described Bottom wall, the upper bottom case, lower bottom case, lateral wall and madial wall form vacuum chamber, and the upper bottom case is tilted towards again after extending internally Upper bending forms bulge loop, and the heating unit includes housing, heat carrier and the heating tube of half billiard table shape, the shell of the half billiard table shape Body extends downwardly bending equipped with annular groove, and the annular groove is abutted and is located on the bulge loop, the annular groove and Sealing ring is additionally provided between the bulge loop.

As the improvement of the utility model thermal-insulation electric heating kettle, the bulge loop of the utility model thermal-insulation electric heating kettle includes First inclined wall and the second inclined wall, the annular groove include connection wall and supporting walls, and the outer diameter of the connection wall is slightly less than The internal diameter of second inclined wall, the outer diameter of the supporting walls bottom end is slightly less than the internal diameter of the first inclined wall bottom end, described The outer diameter of supporting walls bottom end is more than the internal diameter of the first inclined wall upper end.

As the improvement of the utility model thermal-insulation electric heating kettle, the upper bottom case of the utility model thermal-insulation electric heating kettle exists Through-hole is equipped between the lower bottom wall and the bulge loop, the temperature control element passes through the through-hole and is located on the through-hole, Sealing element is equipped between the temperature control element and the through-hole.

As the improvement of the utility model thermal-insulation electric heating kettle, the utility model thermal-insulation electric heating kettle further includes power supply base And handle, the power supply base are equipped with lower connector, the bottom cover is equipped with upper connector.

As the improvement of the utility model thermal-insulation electric heating kettle, the pot lid of the utility model thermal-insulation electric heating kettle and institute It states and sealed silicone is equipped between bottle body.

Compared with prior art, the utility model has the advantages that：The efficiency of heating surface is high, and heat insulation effect is good.

Description of the drawings

Fig. 1 is the half-section diagram of the utility model thermal-insulation electric heating kettle preferred embodiment.

Fig. 2 is the partial enlarged view of the utility model thermal-insulation electric heating kettle preferred embodiment.

Fig. 3 is the heating unit of the utility model thermal-insulation electric heating kettle preferred embodiment and the half-sectional signal of bottle body assembling Figure.

Fig. 4 is the bottle body half-section diagram of the utility model thermal-insulation electric heating kettle preferred embodiment.

Fig. 5 is the schematic diagram of the heating unit of the utility model thermal-insulation electric heating kettle preferred embodiment.

Fig. 6 is the half-section diagram of the heating unit of the utility model thermal-insulation electric heating kettle preferred embodiment.

Fig. 7 is the assembling schematic diagram of the utility model thermal-insulation electric heating kettle preferred embodiment.

Specific embodiment

The thermal-insulation electric heating kettle of the utility model kettle is suitable for heating water or tea etc..

With reference to figure 1, Fig. 2, Fig. 3, Fig. 4, figure, 5 Fig. 6 and Fig. 7, the preferred of the utility model thermal-insulation electric heating kettle is described in detail Embodiment.

Thermal-insulation electric heating kettle in the present embodiment, it is characterised in that：Including bottle body 1, pot lid 6, heating unit 2 and bottom cover 5, The bottle body 1 includes side wall 11, bottle body bottom 12 and open top 13, and the bottle body bottom 12 includes upper bottom case 121, lower bottom case 122 and lower bottom wall 123, the lower bottom wall 123 connects the upper bottom case 121 and lower bottom case 122, and the side wall 11 includes lateral wall 111 and madial wall 112, the lower bottom wall 123, the upper bottom case 121, lower bottom case 122, lateral wall 111 and madial wall 112 formed Vacuum chamber 14, the upper bottom case 121 tilt upward bending and form bulge loop 1211 again after extending internally, the heating unit 2 includes Housing 21, heat carrier 22 and the heating tube 23 of half billiard table shape, the housing 21 of the half billiard table shape extend downwardly bending and are equipped with annular Groove 211, the annular groove 211 are abutted and are located on the bulge loop 1211, the annular groove 211 and the bulge loop Sealing ring 3 is additionally provided between 1211, the side wall 11 of the thermal-insulation electric heating kettle of the utility model kettle and bottle body bottom 12 are designed with Vacuum chamber 14, and the big portion of heating unit 2 is immersed in water, heating effect is good, and heating unit exposed area is smaller, heat damage Lose small, heat insulation effect is good.

In the present embodiment, the bulge loop 1211 of the utility model thermal-insulation electric heating kettle includes 1212 He of the first inclined wall Second inclined wall 1213, the annular groove 211 include connection wall 212 and supporting walls 213, and the outer diameter of the connection wall 212 omits Less than the internal diameter of second inclined wall 1213, the outer diameter of 213 bottom end of supporting walls is slightly less than first inclined wall 1212 The internal diameter of bottom end, the outer diameter of 213 bottom end of supporting walls are more than the internal diameter of 1212 upper end of the first inclined wall.The utility model Thermal-insulation electric heating kettle is first sleeved on sealing ring 3 on the annular groove 211 of heating unit 2, then heating unit 2 is filled in from the bottom up It is final to add since the outer diameter of 213 bottom end of supporting walls is more than the internal diameter of 1212 upper end of the first inclined wall into bulge loop 1211 When thermal is toward top plug so that supporting walls 213 are formed with first inclined wall 1212 and are clamped, and heating unit is fixed on described convex On ring 1211.

In the present embodiment, the upper bottom case 121 of the utility model thermal-insulation electric heating kettle is in the lower bottom wall 123 and institute It states and through-hole 1214 is equipped between bulge loop 1211, the temperature control element 4 passes through the through-hole 1214 and is located in the through-hole 1214 On, sealing element 41 is equipped between the temperature control element 4 and the through-hole 1214, the temperature control element 4 of the utility model is NTC temperature Sensor.

In the present embodiment, the utility model thermal-insulation electric heating kettle further includes power supply base 8 and handle 7, the power supply bottom Seat 8 is equipped with lower connector 81, and the bottom cover 5 is equipped with upper connector 51.

In the present embodiment, sealing is equipped between the pot lid 6 of the utility model thermal-insulation electric heating kettle and the bottle body 1 Silica gel 61.

Compared with prior art, the utility model has the advantages that：The efficiency of heating surface is high, and thermal loss is few, protects Temp effect is good.

Above disclosed is only the preferred embodiment of the utility model, certainly cannot be new to limit this practicality with this The interest field of type, therefore the equivalent variations made according to present utility model application the scope of the claims still belong to the utility model and are covered Range.

Claims (5)

1. a kind of thermal-insulation electric heating kettle, it is characterised in that：Including bottle body, pot lid, heating unit and bottom cover, the bottle body includes side Wall, bottle body bottom and top opening, the bottle body bottom include upper bottom case, lower bottom case and lower bottom wall, the lower bottom wall connection institute Bottom case and lower bottom case are stated, the side wall includes lateral wall and madial wall, the lower bottom wall, the upper bottom case, lower bottom case, outside Wall and madial wall form vacuum chamber, and the upper bottom case tilts upward bending and forms bulge loop, the heating unit again after extending internally Including housing, heat carrier and the heating tube of half billiard table shape, the housing of the half billiard table shape extends downwardly bending and is equipped with annular groove, The annular groove is abutted and is located on the bulge loop, and sealing ring is additionally provided between the annular groove and the bulge loop.

2. thermal-insulation electric heating kettle according to claim 1, it is characterised in that：The bulge loop includes the first inclined wall and second Inclined wall, the annular groove include connection wall and supporting walls, and the outer diameter of the connection wall is slightly less than second inclined wall Internal diameter, the outer diameter of the supporting walls bottom end are slightly less than the internal diameter of the first inclined wall bottom end, the outer diameter of the supporting walls bottom end More than the internal diameter of the first inclined wall upper end.

3. the thermal-insulation electric heating kettle according to claim 2, it is characterised in that：It is additionally provided with temperature control element, the upper bottom case Through-hole is equipped between the lower bottom wall and the bulge loop, the temperature control element passes through the through-hole and is located in the through-hole On, sealing element is equipped between the temperature control element and the through-hole.

4. the thermal-insulation electric heating kettle according to claim 3, it is characterised in that：Power supply base and handle are further included, it is described Power supply base is equipped with lower connector, and the bottom cover is equipped with upper connector.

5. the thermal-insulation electric heating kettle according to claim 4, it is characterised in that：It is equipped between the pot lid and the bottle body Sealed silicone.