CN1199328A - Improvements relating to electrically heated vessels - Google Patents
Improvements relating to electrically heated vessels Download PDFInfo
- Publication number
- CN1199328A CN1199328A CN 97191162 CN97191162A CN1199328A CN 1199328 A CN1199328 A CN 1199328A CN 97191162 CN97191162 CN 97191162 CN 97191162 A CN97191162 A CN 97191162A CN 1199328 A CN1199328 A CN 1199328A
- Authority
- CN
- China
- Prior art keywords
- container
- heating element
- element heater
- mounting flange
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21166—Constructional details or accessories
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21008—Water-boiling vessels, e.g. kettles electrically heated
- A47J27/2105—Water-boiling vessels, e.g. kettles electrically heated of the cordless type, i.e. whereby the water vessel can be plugged into an electrically-powered base element
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Cookers (AREA)
- Resistance Heating (AREA)
Abstract
A cordless electrically-powered water-heating vessel (7) has a planar heating element (1) secured to the vessel (7) by virtue of the vessel (7) having a mounting flange (6) which is apertured at a plurality of locations (5) and by virtue of the heating element (1) being sealingly secured to the mounting flange (6) by means of screw-threaded fastening studs (2) which pass through the apertures (5) of the mounting flange (6). This arrangement provides for ready replacement of the heating element and enables a uniform sealing force to be achieved.
Description
Invention field
The present invention relates to the particularly improvement of electric heating hot water tank of electric heating vessel, for example the electric cup of electric food warmer, band handle, electric coffee pot, electric heating pan, electric heating cylinder, laboratory equipment etc.
Background of invention
The electric cup of electric food warmer and band handle uses the stratie of coiling formula usually, is installed in the tubular metal shell to the heating element heater insulation.The cap member of this outer attached housing also will be mixed a cover component usually and is fixed on rightly on this cover component, and cover plate makes heating element heater be fixed on the relevant utensil or in the relevant appliance, also has perforate usually on the sidewall of this utensil.
As everyone knows, dull and stereotyped heating is for many years always as the heating plate on the coffee machine.This class flat-panel component has comprised an aluminium sheet, casting or riveted the heating element heater of an above-mentioned outer attached housing below the aluminium sheet.Also once the flat plate heating element that contains the resistance heated guide rail is used in suggestion, and heating guide rail obtains by printing or offset printing at the bottom of the electrically insulating substrate; An element like this comprises that at the bottom of the stainless steel lining, substrate one side is coated with glass or other electrically insulating material; The resistance heated guide rail applies one deck electric insulation layer subsequently again on guide rail on glass surface.The installation of flat plate heating element in water heating vessels is considered to have advantage, sees it is so from aesthstic angle at least, because be not have extra element at internal tank.But during the durability of container, the fixing of element just run into problem after considering component wear.Obviously do not wish when only being the heating element heater damage, just entire container to be thrown away, but element simultaneously like this fixing in container must guarantee that container can not leak.
In U.S. Pat-A-3 308 225, disclosed a kind of technology that the flat plate heating element installing plate is fixed in the water heating vessels with plastic body, has the part of settling installing plate on the plastic body, also have a plurality of projectioies vertical with this mounting portion, this projection is passed and is formed on the hole on the installing plate periphery and is heated distortion, so that with detail assembly panel riveted joint location.Obviously, in the similar techniques that flat plate heating element is fixed in the plastic body water heating vessels, in a single day element lost efficacy and just can't change.In U.S. Pat-A-3 138 698 and Canadian Patent CA-A-1202659, fix along bending hoop of periphery formation of heating element heater installing plate and along the lower limb of chamber wall.A kind of technology in back has also caused the not being durable property of arrangements of elements.Recently, BP GB-A-2 291 325 proposes to use a sealing ring, it can be pressed against the periphery of flat plate heating element on the flange that is formed in the container bottom, and container side wall partly is out of shape, and sealing ring just can be under the sealing load effect like this.In case do like this or caused heating element heater inefficacy container just can't use.
Another kind of technology has been described in European patent EP-A-0 285 839.Container is shaped on inner flange in the position near its bottom, the periphery of flat plate heating element just is placed on this flange, and double-screw bolt is installed is forced it to become to seal with flange and contact by being arranged on one of the element center, described double-screw bolt is fixed on the vessel bottom head, so that produce the active force that heating element heater is pulled down.This layout provides the durability of heating element heater, but has a problem, and promptly the insufficient clamping force that is produced is to guarantee effective seal, particularly when container can not correctly use.In our UK Patent Application No.9524176.6, also there is same problem.
Goal of the invention and summary of the invention
Therefore, main purpose of the present invention is to overcome or reduce the problems referred to above at least basically.
According to the present invention, above-mentioned purpose realizes by means of a heating element heater erecting device, in this device, below the heating element heater periphery, be furnished with threaded double-screw bolt, seal washer with suitable shape be enclosed within on the double-screw bolt and be assemblied in double-screw bolt and panel element between, double-screw bolt passes the many holes on the flange of container bottoms, makes whole device fastening to the double-screw bolt nut of screwing on.With regard to container, flange can be inward flange or outward flange, and this depends on the design of product.
Perhaps, heating element heater can have the eyelet that can align with the hole on the flange, and double-screw bolt is arranged on the independent retainer ring.So just do not need to have made fixed bolt on heating element heater, this fixed bolt is undesirable for the guide tracked heating element heater of resistance.
Therefore more generally say, the invention provides a kind of electric hot water container with flat plate heating element, heating element heater is fixed by mounting flange on the container and container, on many positions of mounting flange, have through hole, and heating element heater sealingly is fixed on the mounting flange by the screw fixing device that passes these through holes, thereby heating element heater is fixed on the container.
These characteristics of the present invention and other characteristics will be elaborated in appended claims, and be described in detail with reference to the accompanying drawings hereinafter.
The accompanying drawing summary
To be instruction according to the present invention be installed to decomposition diagram in the container with a heating element heater to Fig. 1;
Fig. 2 A, 2B, 2C show respectively utensil among Fig. 1 partial sectional view, partial side view and with the partial side view of the base member of this utensil adapted.
Embodiment describes in detail
At first with reference to the decomposition view of figure 1, what discuss is the container parts of external power supply formula electric hot water container; Described container has comprised a base part (seeing Fig. 2 C), as everyone knows, pedestal is used for powering to utensil from main power source, container parts and pedestal are provided with crew-served electric connector, when container parts correctly was placed on the pedestal, electric connector one was used to the container heating element heater and powers.Fig. 1 is from the beneath container parts, heating element heater 1 is shaped on four threaded double-screw bolts 2 in the drawings, double-screw bolt passes the corresponding aperture 5 that passes again behind the hole 3 on the seal washer 4 on the flange 6, fastening in the bottom of container then with nut 8, whole subsequently assembly parts are installed in the container cover parts 9, and above-mentioned flange 6 is formed on the bottom of container 7.
Heating element heater 1 is a kind of in the aforementioned pattern, it comprised heating element heater 11 castings that 10, one of aluminium sheets cover shell outward or be riveted on the lower surface of aluminium sheet.Shown in what be connected in element downside core is an element protection controller 12, be used for cutting off the supply of electric power of element when surpassing certain safety value when component temperature rises to; Element protection controller 12 is a kind of X type controllers of being produced by us, basically as described in BP GB-A-2 283 156 and the accompanying drawing 1 thereof.Also fixed the container connector jack 13 of an external power supply connected system at heating element heater 1 downside, the external power supply connected system is basically as described in WO-A-946185 and the accompanying drawing 7 to 11 thereof.The fixing means of the method that interfixes between element protection controller 12 and the connector plug jack 13 and they and heating element heater 1 is described among our the UK Patent Application No.9522594.2 and No.9607413.3.
Fig. 2 A is the partial sectional view of the container after the assembling among Fig. 1; the container that is fully assembled comprises element protection controller 12 and the connector plug jack 13 that is placed on the pedestal 14; be fixed with pedestal attaching parts 15 on the pedestal 14, these pedestal attaching parts 15 and connector component 13 complementations that are arranged on the container.Pedestal attaching parts 15 are as described in the patent WO-A-946185.Fig. 2 B is the external view that has the described utensil of external power supply device among Fig. 2 A, and Fig. 2 C illustrates base component 14.
Can know from foregoing,, can at an easy rate heating element heater 1 be taken out from container by turning on lock nut 8, therefore can be when element in use lost efficacy at an easy rate with its replacing.Element protection controller 12 and connector plug jack 13 also can be arranged to the form that is easy to change.In addition, a plurality of fixed bolts by means of being arranged in the heating element heater periphery can obtain uniform sealing force.
Top invention has been described with reference to a specific embodiment, but be clear that described embodiment only supplies the usefulness of example, can without departing from the spirit and scope of the present invention it be modified and change.
Claims (8)
1. electric hot water container with flat plate heating element, heating element heater is fixed on the container by the mounting flange on the container, many positions at the container mounting flange have through hole, and heating element heater sealingly is fixed on the mounting flange by the screw fixing device that passes these through holes, thereby heating element heater is fixed on the container.
2. a container as claimed in claim 1 is characterized in that, heating element heater has a plurality of threaded double-screw bolts that pass through hole on the container mounting flange.
3. container as claimed in claim 1 or 2, it comprises a seal washer between heating element heater and container mounting flange.
4. each described container in a kind as the above-mentioned claim is characterized in that heating element heater has comprised a metallic plate, has fixed a coiling formula stratie that covers shell outward on this metallic plate.
5. one kind as each described container in the claim 1 to 3, it is characterized in that heating element heater has comprised a dielectric substrate that has the resistance heated guide rail.
6. each described container that is configured to the external power supply utensil in a kind as the above-mentioned claim, it comprises a container parts, a base component and an electrical connector assembly that is connected on above-mentioned these two parts, when container parts was placed on the base component, electrical connector assembly was powered to heating element heater by base component.
7. each described container in a kind as the above-mentioned claim is characterized in that an element protection controller links to each other with heating element heater, the supply of cutting off the electricity supply when rising to above a safety value with convenient component temperature.
One kind with reference to the accompanying drawings, electrical heating water receptacle as described herein basically.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9614872A GB2315204B (en) | 1996-07-15 | 1996-07-15 | Improvements relating to electrically heated vessels |
| GB9614872.1 | 1996-07-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1199328A true CN1199328A (en) | 1998-11-18 |
| CN1135092C CN1135092C (en) | 2004-01-21 |
Family
ID=10796957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB971911622A Expired - Fee Related CN1135092C (en) | 1996-07-15 | 1997-07-15 | Improvements relating to electrically heated vessels |
Country Status (5)
| Country | Link |
|---|---|
| CN (1) | CN1135092C (en) |
| AU (1) | AU3550497A (en) |
| GB (1) | GB2315204B (en) |
| HK (1) | HK1002548A1 (en) |
| WO (1) | WO1998002072A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102657474A (en) * | 2012-05-10 | 2012-09-12 | 浙江绍兴苏泊尔生活电器有限公司 | Electric kettle |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1259881C (en) | 1997-10-07 | 2006-06-21 | 奥特控制有限公司 | Improvement of electric heated container |
| GB9823435D0 (en) * | 1998-10-26 | 1998-12-23 | Strix Ltd | Liquid heating apparatus |
| FR2787310B1 (en) * | 1998-12-21 | 2001-01-26 | Seb Sa | ELECTRIC HOUSEHOLD APPLIANCE FOR HEATING LIQUIDS, ESPECIALLY ELECTRIC PISTON COFFEE MAKER |
| DE10052565B4 (en) * | 1999-11-08 | 2009-12-17 | Gastro-Gerätebau GmbH | Device for heating a boiler |
| DE10005450A1 (en) * | 2000-02-08 | 2001-08-09 | Bsh Bosch Siemens Hausgeraete | container |
| GB2363973A (en) | 2000-06-29 | 2002-01-16 | Otter Controls Ltd | Securing planar heating element in liquid heating vessel |
| GB2364890A (en) | 2000-07-25 | 2002-02-13 | Otter Controls Ltd | Securing planar heating element in liquid heating vessel |
| GB2369553A (en) * | 2000-12-02 | 2002-06-05 | Walter Randall | Cordless kettle |
| CN100463632C (en) * | 2004-12-03 | 2009-02-25 | 江门市洗衣机厂 | Electric heating container using flat plate heating element |
| GB2497978A (en) | 2011-12-23 | 2013-07-03 | Otter Controls Ltd | Liquid heating vessel and control |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB295796A (en) * | 1927-06-24 | 1928-08-23 | William Edwards | Improvements relating to electrically heated kettles, saucepans and other apparatus |
| GB416596A (en) * | 1933-05-02 | 1934-09-18 | Fred Baker Ltd | Improvements in or relating to electric kettles, urns and the like |
| GB719962A (en) * | 1952-05-19 | 1954-12-08 | Simplex Electric Co Ltd | Improvements in vessels for heating liquids |
| US3487200A (en) * | 1967-11-03 | 1969-12-30 | Sunbeam Corp | Electric kettle |
| GB1512033A (en) * | 1976-05-13 | 1978-05-24 | Sutton & Son Ltd | Apparatus for heating liquid in a container |
| GB2143108B (en) * | 1983-06-30 | 1987-10-28 | Still & Sons Ltd W M | Hot water dispenser |
| CA1202659A (en) * | 1984-06-07 | 1986-04-01 | Ronal C. Du Pont | Electric kettle |
| FR2670660A1 (en) * | 1990-12-19 | 1992-06-26 | Seb Sa | ELECTRICAL KETTLE WITH IMPROVED HEATING. |
| GB9417243D0 (en) * | 1994-08-26 | 1994-10-19 | Strix Ltd | Thermally sensitive controls |
| DE29607645U1 (en) * | 1996-04-26 | 1996-07-11 | Chao, Ming Hui, Yen Shui, Tainan | Multi-purpose water heater |
-
1996
- 1996-07-15 GB GB9614872A patent/GB2315204B/en not_active Expired - Fee Related
-
1997
- 1997-07-15 CN CNB971911622A patent/CN1135092C/en not_active Expired - Fee Related
- 1997-07-15 AU AU35504/97A patent/AU3550497A/en not_active Abandoned
- 1997-07-15 WO PCT/GB1997/001893 patent/WO1998002072A1/en active Application Filing
-
1998
- 1998-03-05 HK HK98101843A patent/HK1002548A1/en not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102657474A (en) * | 2012-05-10 | 2012-09-12 | 浙江绍兴苏泊尔生活电器有限公司 | Electric kettle |
| CN102657474B (en) * | 2012-05-10 | 2014-07-16 | 浙江绍兴苏泊尔生活电器有限公司 | Electric kettle |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2315204A (en) | 1998-01-28 |
| CN1135092C (en) | 2004-01-21 |
| GB2315204B (en) | 2000-10-04 |
| WO1998002072A1 (en) | 1998-01-22 |
| GB9614872D0 (en) | 1996-09-04 |
| AU3550497A (en) | 1998-02-09 |
| HK1002548A1 (en) | 1998-09-04 |
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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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040121 |