CN100352390C - Electric-heating kettle - Google Patents
Electric-heating kettle Download PDFInfo
- Publication number
- CN100352390C CN100352390C CNB2005100341685A CN200510034168A CN100352390C CN 100352390 C CN100352390 C CN 100352390C CN B2005100341685 A CNB2005100341685 A CN B2005100341685A CN 200510034168 A CN200510034168 A CN 200510034168A CN 100352390 C CN100352390 C CN 100352390C
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- ring
- connecting ring
- hot tray
- electric
- plastics connecting
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Abstract
The present invention belongs to the technical field of electric heating, and relates to an electric heating kettle which is provided with a container casing, an electric heating disc and a base seat. The present invention solves the problems that the assembly operation of a sealing structure is inconvenient and a container casing and an electric heating disc are easy to break because of poor sealing property when the container casing and the electric heating disc of the existing electric heating kettle are assembled. The present invention comprises a plastic container casing 1, an electric heating disc 2 and a base seat 3, wherein the lower end of the plastic container casing 1 is provided with a plastic connecting ring 4, the plastic connecting ring 4 is combined with the lower end part of the plastic container casing 1 in a sealing way, and the electric heating disc 2 is combined with the plastic connecting ring 4 in a sealing way. When the present invention is assembled, the lower end part of the plastic container casing and the upper surface of the plastic connecting ring are combined and welded in an upper direction and a lower direction through high frequency, and therefore, the plastic container casing and the plastic connecting ring can be combined in a sealing way. The present invention has the advantage of simple and reliable assembly operation. Besides, if the plastic connecting ring is loosely combined with the plastic container casing, the electric heating disc can not be assembled on the plastic connecting ring, even if the electric heating disc is assembled on the plastic connecting ring, the electric heating disc is convenient to be disassembled, and members are not easy to break.
Description
Technical field
The invention belongs to the electric-heating technology field, is a kind of vessel shell that has, electric hot tray, the electric kettle of base.
Background technology
Existing electric kettle comprises vessel shell, electric hot tray, base.Electric hot tray be fixed on vessel shell below, the container that formation can be filled with water, base hood are fixing under electric hot tray.For electric hot tray is fixed under the vessel shell, often make the electric hot tray edge annular groove is set at metal material, make the vessel shell lower end at plastics an internal ring wall that is extended downwards by inwall is set, the wall of this internal ring wall container shell bottom is thin, the annular groove at electric hot tray edge is snapped in internal ring wall, then annular groove is carried out roll extrusion, make the annular groove deformation grip on internal ring wall and make the lower end of electric hot tray sealing and fixing at vessel shell, the assembly manipulation inconvenience of hermetically-sealed construction.Base is contained in the vessel shell lower end again, is provided with an external annulus in the base upper end, retaining makes annular groove can not be exposed to outer surface in the outside of hot plate edge annular groove.As Chinese patent literature, the patent No. is shown in 95192410.9.The electric kettle of this structure needs to use special rolling anchor clamps, in case after electric hot tray is fixed on the vessel shell when assembling, just cannot dismantle,, cause periphery all not seal if the rolling operation is bad, then not only vessel shell is scrapped, and electric hot tray is also scrapped thereupon.Also has a kind of electric kettle in addition, be that a plastics connecting ring is set on plastic containers shell internal face, the outer shroud lateral surface of plastics connecting ring and plastic containers shell internal face combine by high-frequency welding, because the plastics connecting ring of circular plastic containers shell and circle is when high-frequency welding, because of the extruding that is subjected to radially is easy to generate distortion, cause periphery in conjunction with the slit occurring easily, the container that forms in conjunction with the back is produced leak.And circular plastic containers shell is not into straight-tube shape, majority is up-small and down-big shape, circular plastics connecting ring different position gap difference between the two on the plastic containers shell internal face of circle, when carrying out high-frequency welding, need very accurate in locating, otherwise also be easy to cause seal welding bad, cause leaking or seeping water.
Summary of the invention
The object of the present invention is to provide a kind of vessel shell simple in structure, be convenient to make good sealing effect between electric hot tray and the vessel shell, the electric kettle of being convenient to assemble.
For realizing purpose of the present invention, described electric kettle comprises plastic containers shell, electric hot tray, base, be provided with the plastics connecting ring in described plastic containers shell lower end, seal between the bottom of plastics connecting ring and plastic containers shell and combine, described electric hot tray combines with the sealing of plastics connecting ring.
Because plastics connecting ring and plastic containers shell were to be separated from each other before assembling, electric hot tray is fixed on the plastics connecting ring, the manufacturing of plastic containers shell do not need to consider with electric hot tray between combine, so the wall thickness of plastic containers shell keeps evenly, the manufacturing structure of its mould is simple, and the demoulding easily.And plastics connecting ring height is very little, only need to consider with electric hot tray between combine, be convenient to design.When assembling, with the bottom of plastic containers shell and the top combination of plastics connecting ring, pass through high-frequency welding at above-below direction, just can make both seal combination, this moment, applied force was not easy to make plastics connecting ring and plastic containers shell radially producing distortion, as long as make both outer surface alignment pressurization welding, assembly manipulation is simple, if find the bad of some areas sealing combination, the high-frequency welding of can once pressurizeing are again arranged.When the electric hot tray sealing and fixing is on the plastics connecting ring, then formed a container that can be filled with water.Just in case in conjunction with bad, electric hot tray can not be assemblied on the plastics connecting ring between plastics connecting ring and the plastic containers shell, even loaded onto, also be convenient to and can disassemble, be difficult for making parts to scrap.
Description of drawings
The drawing of accompanying drawing is described as follows:
Fig. 1 is the structure chart of electric kettle of the present invention.
Fig. 2 is the I portion enlarged drawing among Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of electric kettle of the present invention is described in further detail:
As shown in FIG., electric kettle of the present invention comprises plastic containers shell 1, electric hot tray 2, base 3, plastics connecting ring 4, interior ring 5, sealing ring 6, fixing hole 7, securing member 8, groove 9, annular muscle 10, convex tendon 11, engagement groove 12, engagement groove internal face 13, vessel shell internal face 14, flanging 15, holddown groove 16, outer shroud 17, ring-shaped step 18.
Described electric hot tray 2 is for being welded with the metallic plate of C shape electrothermal tube.Base 3 is made for plastics.Described plastic containers shell 1 is presented little big circular tubular structure down, and its wall thickness is even substantially, is convenient to the demoulding after injection mo(u)lding.Plastics connecting ring 4 is circular, can make by injection moulding.Its outside diameter is identical with the outside diameter of plastic containers shell 1 lower end, as long as keep the outer surface alignment, is convenient to contraposition during assembling.After plastics connecting ring 4 and plastic containers shell 1 combine, can keep appearance excessively slick and sly.
Described plastics connecting ring 4 is provided with inwardly outstanding interior ring 5, encircles on 5 in described electric hot tray 2 is fixed on.When the plastic containers shell with after plastics connecting ring 4 combines, be equivalent to plastic containers shell certain thickness that extended internally, the formed end face of this thickness is enough to allow electric hot tray combination with it.
Be provided with sealing ring 6 between described electric hot tray 2 and interior ring 5 contacts site.This is a kind of form that electric hot tray 2 combines with 4 sealings of plastics connecting ring.Can certainly between electric hot tray 2 and plastics connecting ring 4, be coated with and touch one deck fluid sealant, also can make and seal combination between the two.
Described electric hot tray 2 is provided with fixing hole 7 with the joint portion of interior ring 5, is provided with the securing member 8 on the ring 5 in being tightened in the described fixing hole 7.According to the size of electric hot tray 2 sizes, its periphery setting several fixing holes 7 are set, fix by corresponding screw.Sealing ring 6 is clamped between the edge and interior ring .5 of electric hot tray 2 tightly, plays good sealing function.This sealing assembling is easily simple, even be not very smooth between electric hot tray 2 and interior ring 5 contact-making surfaces, also can both be lumped together by sealed junction by utilizing the strain of sealing ring 6, has avoided by the roll extrusion operating procedure.If find to leak or seep water, can assemble once more again or change a sealing ring 6 or have the associated components of serious quality problems to get final product after the knockout screw.
Ring 5 is provided with the groove 9 of ccontaining sealing ring 6 in described.Described groove 9 ringwise, sealing ring 6 is provided with the annular muscle 10 that falls into groove 9.In when assembling, sealing ring 6 can be put in the groove 9 in advance and pre-fixed, this not only can make sealing ring 6 easy in the assembling contraposition, and sealing ring 6 is difficult for walking in the process that electric hot tray 2 and interior ring 5 clamp, and the sealing effectiveness that is clamped in the groove 9 is better.Annular muscle 10 can increase the surface area of sealing ring 6 on the one hand, increases the effective area of sealing, strengthens sealing, can be put at any angle in the annular groove 9 on the other hand, and assembly manipulation is easy.
Described plastic containers shell 1 lower end is provided with convex tendon 11, and plastics connecting ring 4 is provided with the engagement groove 12 of ccontaining convex tendon 11, and convex tendon 11 is convenient to lump together by the high-frequency welding sealed junction with after engagement groove 12 combines.During assembling, as long as convex tendon 11 is inserted in the engagement groove 12, illustrate that promptly plastic containers shell 1 and 4 pairs of plastics connecting rings have connected, this docking operation is quick, accurate, easy.
Described convex tendon 11 is arranged on the inner ring surface of plastic containers shell 1 lower end, forms ledge structure with outer ring surface.When design, as long as convex tendon 11 is a little more than the degree of depth of engagement groove 12, when carrying out high-frequency welding, the part that convex tendon 11 surpasses engagement groove 12 is melted by high-frequency welding, and be bonded together with the bottom surface of engagement groove 12, can control the amount of melt portions like this, guarantee that sealing is evenly reliable.
Be provided with angle α between the internal face 13 of described engagement groove 12 and vessel shell 1 internal face 14.Like this, between two internal faces 13 and internal face 14, form the annular space of a V shape, and be deep into the end of convex tendon 11, make the space guiding of the unnecessary melt portions in convex tendon 11 ends in angle α, not only can increase the area of sealing, but also can keep the kettle external surface in conjunction with smooth.
Described electric hot tray 2 is provided with flanging 15, and interior ring 5 is provided with the holddown groove 16 of ccontaining flanging 15.During electric hot tray 2,, form the socket form in assembling as long as make flanging 15 fall into holddown groove 16, just electric hot tray 2 can be on plastics connecting ring 4 assembling and positioning, this moment, as long as assembly manipulation was convenient, fast tighten the screws.
Described plastics connecting ring 4 is provided with the outer shroud 17 of downward extension, and base 3 is provided with the ring-shaped step 18 that is combined in outer shroud 17 inboards.When base 3 and plastics connecting ring 4 when assembling place socket combines, as long as outer shroud 17 is fallen on the ring-shaped step 18, easy to assembly equally, quick.
Claims (11)
1. electric kettle, comprise plastic containers shell (1), electric hot tray (2), base (3), it is characterized in that being provided with plastics connecting ring (4) in described plastic containers shell (1) lower end, seal between the bottom of plastics connecting ring (4) and plastic containers shell (1) and combine, described electric hot tray (2) is fixed on the plastics connecting ring (4), combines with plastics connecting ring (4) sealing.
2. electric kettle according to claim 1 is characterized in that described plastics connecting ring (4) is provided with inwardly outstanding interior ring (5), and described electric hot tray (2) is fixed on the interior ring (5).
3. electric kettle according to claim 2 is characterized in that being provided with sealing ring (6) between described electric hot tray (2) and interior ring (5) contact site.
4. electric kettle according to claim 2 is characterized in that the described electric hot tray (2) and the joint portion of interior ring (5) are provided with fixing hole (7), are provided with the securing member (8) that is tightened on the interior ring (5) in the described fixing hole (7).
5. electric kettle according to claim 4 is characterized in that described interior ring (5) is provided with the groove (9) of ccontaining sealing ring (6).
6. electric kettle according to claim 5 is characterized in that described groove (9) ringwise, and sealing ring (6) is provided with the annular muscle (10) that falls into groove (9).
7. according to claim 1,2,3,4,5 or 6 described electric kettles, it is characterized in that described plastic containers shell (1) lower end is provided with convex tendon (11), plastics connecting ring (4) is provided with the engagement groove (12) of ccontaining convex tendon (11), and convex tendon (11) lumps together by the high-frequency welding sealed junction with engagement groove (12).
8. electric kettle according to claim 7 is characterized in that described convex tendon (11) is arranged on the inner ring surface of plastic containers shell (1) lower end, forms ledge structure with outer ring surface.
9. electric kettle according to claim 7 is characterized in that being provided with angle (α) between the internal face (13) of described engagement groove (12) and vessel shell (1) internal face (14).
10. according to claim 2,3,4,5 or 6 described electric kettles, it is characterized in that described electric hot tray (2) is provided with flanging (15), interior ring (5) is provided with the holddown groove (16) of ccontaining flanging (15).
11. according to claim 2,3,4,5 or 6 described electric kettles, it is characterized in that described plastics connecting ring (4) is provided with the outer shroud (17) of downward extension, base (3) is provided with and is combined in the inboard ring-shaped step (18) of outer shroud (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100341685A CN100352390C (en) | 2005-04-18 | 2005-04-18 | Electric-heating kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100341685A CN100352390C (en) | 2005-04-18 | 2005-04-18 | Electric-heating kettle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1676073A CN1676073A (en) | 2005-10-05 |
| CN100352390C true CN100352390C (en) | 2007-12-05 |
Family
ID=35048939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100341685A Expired - Fee Related CN100352390C (en) | 2005-04-18 | 2005-04-18 | Electric-heating kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100352390C (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0574310A1 (en) * | 1992-06-11 | 1993-12-15 | Seb S.A. | Heating plate for a heating container, in particular for a kettle |
| DE19706216A1 (en) * | 1997-02-18 | 1998-08-20 | Volz Abc Elektrogeraete | Arrangement for heating liquid esp. water |
| US5914063A (en) * | 1994-12-13 | 1999-06-22 | Strix Limited | Liquid heating vessels |
| CN2413463Y (en) * | 1999-07-30 | 2001-01-03 | 邵志成 | Electric water-heating pot and cordless electric water-heating pot |
| CN1280469A (en) * | 1997-10-07 | 2001-01-17 | 奥特控制有限公司 | Improvements of electrically heated vessels |
| CN1330522A (en) * | 1998-10-26 | 2002-01-09 | 施特里克斯有限公司 | Liquid heating apparatus |
| CN1339949A (en) * | 1999-02-18 | 2002-03-13 | 万能股份有限公司 | Electric kettle with metal heating plate |
| CN1346245A (en) * | 1999-02-08 | 2002-04-24 | 奥特控制有限公司 | Improvements relating to electrically heated vessels |
| CN1440707A (en) * | 2003-01-07 | 2003-09-10 | 邵志成 | Electric water kettle with improved connection structure |
| CN1139302C (en) * | 1999-07-30 | 2004-02-18 | 邵志成 | Electrothermal plate, electrothermal kettle and cordless electrothermal kettle |
| CN2796604Y (en) * | 2005-04-18 | 2006-07-19 | 邵志成 | Electric heating water kettle |
-
2005
- 2005-04-18 CN CNB2005100341685A patent/CN100352390C/en not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0574310A1 (en) * | 1992-06-11 | 1993-12-15 | Seb S.A. | Heating plate for a heating container, in particular for a kettle |
| US5914063A (en) * | 1994-12-13 | 1999-06-22 | Strix Limited | Liquid heating vessels |
| DE19706216A1 (en) * | 1997-02-18 | 1998-08-20 | Volz Abc Elektrogeraete | Arrangement for heating liquid esp. water |
| CN1280469A (en) * | 1997-10-07 | 2001-01-17 | 奥特控制有限公司 | Improvements of electrically heated vessels |
| CN1330522A (en) * | 1998-10-26 | 2002-01-09 | 施特里克斯有限公司 | Liquid heating apparatus |
| CN1346245A (en) * | 1999-02-08 | 2002-04-24 | 奥特控制有限公司 | Improvements relating to electrically heated vessels |
| CN1339949A (en) * | 1999-02-18 | 2002-03-13 | 万能股份有限公司 | Electric kettle with metal heating plate |
| CN2413463Y (en) * | 1999-07-30 | 2001-01-03 | 邵志成 | Electric water-heating pot and cordless electric water-heating pot |
| CN1139302C (en) * | 1999-07-30 | 2004-02-18 | 邵志成 | Electrothermal plate, electrothermal kettle and cordless electrothermal kettle |
| CN1440707A (en) * | 2003-01-07 | 2003-09-10 | 邵志成 | Electric water kettle with improved connection structure |
| CN2796604Y (en) * | 2005-04-18 | 2006-07-19 | 邵志成 | Electric heating water kettle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1676073A (en) | 2005-10-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071205 Termination date: 20210418 |